Rev 551 | Rev 998 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
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205 | heavyiron | 1 | format binary |
542 | diamond | 2 | include '../../macros.inc' |
205 | heavyiron | 3 | use32 |
4 | db 'MENUET01' |
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5 | dd 1 |
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6 | dd start |
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7 | dd i_end |
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8 | dd used_mem |
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9 | dd used_mem |
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10 | dd i_param |
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11 | dd 0 |
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12 | |||
13 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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14 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; GUI ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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15 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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16 | |||
17 | data_width equ 80 |
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18 | data_x_pos equ 12 |
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19 | data_x_size equ data_width*6 |
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20 | |||
21 | title_x_pos equ 30 |
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22 | title_y_pos equ 32 |
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23 | title_y_size equ 10 |
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24 | |||
25 | registers_x_pos equ data_x_pos |
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26 | registers_y_pos equ (title_y_pos + title_y_size) |
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27 | registers_y_size equ 30 |
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28 | |||
29 | dump_y_pos equ (registers_y_pos + registers_y_size + 5) |
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30 | dump_height equ 4 |
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31 | dump_y_size equ (dump_height*10) |
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32 | |||
33 | disasm_y_pos equ (dump_y_pos + dump_y_size + 4) |
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34 | disasm_height equ 16 |
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35 | disasm_y_size equ (disasm_height*10) |
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36 | |||
37 | messages_width equ data_width |
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38 | messages_height equ 12 |
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39 | messages_x_pos equ data_x_pos |
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40 | messages_y_pos equ (disasm_y_pos + disasm_y_size + 4) |
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41 | messages_x_size equ messages_width*6 |
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42 | messages_y_size equ messages_height*10 |
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43 | |||
44 | cmdline_width equ data_width |
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45 | cmdline_x_pos equ data_x_pos |
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46 | cmdline_y_pos equ (messages_y_pos + messages_y_size + 10) |
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47 | cmdline_x_size equ messages_x_size |
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48 | cmdline_y_size equ 10 |
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49 | |||
50 | wnd_x_size equ (data_x_pos + messages_x_size + data_x_pos) |
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51 | wnd_y_size equ (cmdline_y_pos + cmdline_y_size + data_x_pos) |
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52 | |||
53 | start: |
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542 | diamond | 54 | mcall 68, 11 |
205 | heavyiron | 55 | mov edi, messages |
56 | mov ecx, messages_width*messages_height |
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57 | mov al, ' ' |
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58 | rep stosb |
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59 | xor eax, eax |
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60 | mov [messages_pos], eax |
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61 | mov [cmdline_len], eax |
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62 | mov [cmdline_pos], eax |
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63 | mov edi, needzerostart |
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64 | mov ecx, (needzeroend-needzerostart+3)/4 |
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65 | rep stosd |
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66 | mov esi, begin_str |
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67 | call put_message_nodraw |
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68 | ; set event mask - default events and debugging events |
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69 | push 40 |
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70 | pop eax |
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71 | mov ebx, 0x107 |
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485 | heavyiron | 72 | mcall |
205 | heavyiron | 73 | ; set debug messages buffer |
74 | mov ecx, dbgbufsize |
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75 | mov dword [ecx], 256 |
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76 | xor ebx, ebx |
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77 | mov [ecx+4], ebx |
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78 | mov al, 69 |
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485 | heavyiron | 79 | mcall |
205 | heavyiron | 80 | mov esi, i_param |
81 | call skip_spaces |
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82 | test al, al |
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83 | jz dodraw |
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84 | push esi |
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85 | call draw_window |
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86 | pop esi |
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87 | call OnLoadInit |
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88 | jmp waitevent |
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89 | dodraw: |
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90 | call draw_window |
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91 | waitevent: |
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92 | push 10 |
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93 | pop eax |
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485 | heavyiron | 94 | mcall |
205 | heavyiron | 95 | cmp al, 9 |
96 | jz debugmsg |
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97 | dec eax |
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98 | jz dodraw |
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99 | dec eax |
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100 | jz keypressed |
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101 | dec eax |
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102 | jnz waitevent |
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103 | ; button pressed - we have only one button (close) |
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104 | push -1 |
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105 | pop eax |
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485 | heavyiron | 106 | mcall |
205 | heavyiron | 107 | keypressed: |
108 | mov al, 2 |
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485 | heavyiron | 109 | mcall |
205 | heavyiron | 110 | shr eax, 8 |
111 | cmp al, 8 |
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112 | jz .backspace |
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113 | cmp al, 0xB0 |
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114 | jz .left |
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115 | cmp al, 0xB3 |
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116 | jz .right |
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117 | cmp al, 0x0D |
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118 | jz .enter |
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119 | cmp al, 0xB6 |
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120 | jz .del |
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121 | cmp al, 0xB4 |
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122 | jz .home |
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123 | cmp al, 0xB5 |
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124 | jz .end |
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125 | cmp al, 0xB1 |
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126 | jz .down |
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127 | cmp al, 0xB2 |
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128 | jz .up |
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129 | cmp al, 0xD8 |
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130 | jz CtrlF7 |
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131 | cmp al, 0xD9 |
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132 | jz CtrlF8 |
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133 | cmp [cmdline_len], cmdline_width |
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134 | jae waitevent |
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135 | push eax |
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136 | call clear_cmdline_end |
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137 | pop eax |
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138 | mov edi, cmdline |
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139 | mov ecx, [cmdline_len] |
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140 | add edi, ecx |
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141 | lea esi, [edi-1] |
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142 | sub ecx, [cmdline_pos] |
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143 | std |
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144 | rep movsb |
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145 | cld |
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146 | stosb |
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147 | inc [cmdline_len] |
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148 | call draw_cmdline_end |
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149 | inc [cmdline_pos] |
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150 | call draw_cursor |
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151 | jmp waitevent |
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152 | .backspace: |
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153 | cmp [cmdline_pos], 0 |
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154 | jz waitevent |
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155 | dec [cmdline_pos] |
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156 | .delchar: |
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157 | call clear_cmdline_end |
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158 | mov edi, [cmdline_pos] |
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159 | dec [cmdline_len] |
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160 | mov ecx, [cmdline_len] |
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161 | sub ecx, edi |
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162 | add edi, cmdline |
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163 | lea esi, [edi+1] |
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164 | rep movsb |
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165 | call draw_cmdline_end |
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166 | call draw_cursor |
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167 | jmp waitevent |
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168 | .del: |
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169 | mov eax, [cmdline_pos] |
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170 | cmp eax, [cmdline_len] |
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171 | jae waitevent |
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172 | jmp .delchar |
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173 | .left: |
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174 | cmp [cmdline_pos], 0 |
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175 | jz waitevent |
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176 | call hide_cursor |
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177 | dec [cmdline_pos] |
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178 | call draw_cursor |
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179 | jmp waitevent |
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180 | .right: |
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181 | mov eax, [cmdline_pos] |
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182 | cmp eax, [cmdline_len] |
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183 | jae waitevent |
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184 | call hide_cursor |
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185 | inc [cmdline_pos] |
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186 | call draw_cursor |
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187 | jmp waitevent |
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188 | .home: |
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189 | call hide_cursor |
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190 | and [cmdline_pos], 0 |
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191 | call draw_cursor |
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192 | jmp waitevent |
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193 | .end: |
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194 | call hide_cursor |
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195 | mov eax, [cmdline_len] |
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196 | mov [cmdline_pos], eax |
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197 | call draw_cursor |
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198 | .up: |
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199 | .down: |
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200 | jmp waitevent |
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201 | .enter: |
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202 | mov ecx, [cmdline_len] |
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203 | test ecx, ecx |
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204 | jz waitevent |
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205 | mov esi, cmdline |
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206 | mov byte [esi+ecx], 0 |
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207 | and [cmdline_pos], 0 |
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208 | push esi |
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209 | call clear_cmdline_end |
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210 | call draw_cursor |
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211 | pop esi |
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212 | and [cmdline_len], 0 |
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213 | ; skip leading spaces |
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214 | call skip_spaces |
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215 | cmp al, 0 |
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216 | jz waitevent |
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217 | ; now esi points to command |
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218 | push esi |
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219 | mov esi, prompt |
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220 | call put_message_nodraw |
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221 | pop esi |
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222 | push esi |
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223 | call put_message_nodraw |
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224 | z1: mov esi, newline |
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225 | call put_message |
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226 | pop esi |
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227 | push esi |
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228 | call get_arg |
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229 | mov [curarg], esi |
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230 | pop edi |
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231 | mov esi, commands |
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232 | call find_cmd |
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233 | mov eax, aUnknownCommand |
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234 | jc .x11 |
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235 | ; check command requirements |
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236 | ; flags field: |
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237 | ; &1: command may be called without parameters |
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238 | ; &2: command may be called with parameters |
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239 | ; &4: command may be called without loaded program |
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240 | ; &8: command may be called with loaded program |
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241 | mov eax, [esi+8] |
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242 | mov ecx, [curarg] |
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243 | cmp byte [ecx], 0 |
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244 | jz .noargs |
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245 | test byte [esi+16], 2 |
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246 | jz .x11 |
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247 | jmp @f |
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248 | .noargs: |
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249 | test byte [esi+16], 1 |
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250 | jz .x11 |
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251 | @@: |
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252 | cmp [debuggee_pid], 0 |
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253 | jz .nodebuggee |
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254 | mov eax, aAlreadyLoaded |
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255 | test byte [esi+16], 8 |
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256 | jz .x11 |
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257 | jmp .x9 |
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258 | .nodebuggee: |
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259 | mov eax, need_debuggee |
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260 | test byte [esi+16], 4 |
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261 | jnz .x9 |
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262 | .x11: |
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263 | xchg esi, eax |
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264 | call put_message |
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265 | .x10: |
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266 | jmp waitevent |
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267 | .x9: |
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268 | call dword [esi+4] |
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269 | jmp .x10 |
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270 | |||
271 | find_cmd: |
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272 | ; all commands are case-insensitive |
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273 | push edi |
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274 | .x4: |
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275 | mov al, [edi] |
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276 | cmp al, 0 |
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277 | jz .x5 |
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278 | cmp al, 'A' |
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279 | jb @f |
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280 | cmp al, 'Z' |
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281 | ja @f |
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282 | or al, 20h |
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283 | @@: |
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284 | stosb |
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285 | jmp .x4 |
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286 | .x5: |
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287 | ; find command |
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288 | pop edi |
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289 | .x6: |
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290 | cmp dword [esi], 0 |
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291 | jz .x7 |
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292 | push esi |
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293 | mov esi, [esi] |
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294 | lodsb |
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295 | movzx ecx, al |
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296 | push edi |
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297 | repz cmpsb |
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298 | pop edi |
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299 | pop esi |
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300 | jz .x8 |
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301 | add esi, 17 |
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302 | jmp .x6 |
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303 | .x7: |
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304 | stc |
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305 | .x8: |
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306 | ret |
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307 | |||
308 | get_arg: |
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309 | lodsb |
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310 | cmp al, ' ' |
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311 | ja get_arg |
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312 | mov byte [esi-1], 0 |
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313 | cmp al, 0 |
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314 | jnz skip_spaces |
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315 | dec esi |
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316 | skip_spaces: |
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317 | lodsb |
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318 | cmp al, 0 |
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319 | jz @f |
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320 | cmp al, ' ' |
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321 | jbe skip_spaces |
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322 | @@: dec esi |
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323 | ret |
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324 | |||
325 | clear_cmdline_end: |
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326 | mov ebx, [cmdline_pos] |
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327 | mov ecx, [cmdline_len] |
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328 | sub ecx, ebx |
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329 | push 13 |
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330 | pop eax |
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331 | imul ebx, 6 |
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332 | imul ecx, 6 |
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333 | inc ecx |
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334 | add ebx, cmdline_x_pos |
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335 | shl ebx, 16 |
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336 | or ebx, ecx |
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337 | mov ecx, cmdline_y_pos*10000h + cmdline_y_size |
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338 | mov edx, 0xFFFFFF |
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485 | heavyiron | 339 | mcall |
205 | heavyiron | 340 | ret |
341 | |||
342 | draw_cmdline: |
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343 | xor ebx, ebx |
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344 | jmp @f |
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345 | draw_cmdline_end: |
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346 | mov ebx, [cmdline_pos] |
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347 | @@: |
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348 | mov esi, [cmdline_len] |
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349 | sub esi, ebx |
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350 | push 4 |
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351 | pop eax |
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352 | xor ecx, ecx |
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353 | lea edx, [cmdline+ebx] |
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354 | imul ebx, 6 |
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355 | add ebx, cmdline_x_pos |
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356 | shl ebx, 16 |
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357 | or ebx, cmdline_y_pos+1 |
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485 | heavyiron | 358 | mcall |
205 | heavyiron | 359 | ret |
360 | |||
361 | put_message_nodraw: |
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362 | ; in: esi->ASCIZ message |
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363 | mov edx, [messages_pos] |
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364 | .m: |
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365 | lea edi, [messages+edx] |
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366 | .l: |
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367 | lodsb |
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368 | cmp al, 0 |
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369 | jz .done |
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370 | call test_scroll |
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371 | cmp al, 10 |
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372 | jz .newline |
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373 | cmp al, '%' |
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374 | jnz @f |
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375 | cmp dword [esp], z1 |
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376 | jnz .format |
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377 | @@: |
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378 | stosb |
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379 | inc edx |
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380 | jmp .l |
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381 | .newline: |
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382 | push edx |
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383 | mov ecx, messages_width |
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384 | xor eax, eax |
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385 | xchg eax, edx |
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386 | div ecx |
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387 | xchg eax, edx |
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388 | pop edx |
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389 | test eax, eax |
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390 | jz .m |
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391 | sub edx, eax |
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392 | add edx, ecx |
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393 | jmp .m |
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394 | .done: |
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395 | mov [messages_pos], edx |
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396 | ret |
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397 | .format: |
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398 | ; at moment all format specs must be % |
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399 | lodsb ; get |
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400 | sub al, '0' |
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401 | movzx ecx, al |
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402 | lodsb |
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403 | pop eax |
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404 | pop ebp |
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405 | push eax |
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406 | ; write number in ebp with ecx digits |
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407 | dec ecx |
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408 | shl ecx, 2 |
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409 | .writenibble: |
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410 | push ecx |
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411 | call test_scroll |
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412 | pop ecx |
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413 | mov eax, ebp |
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414 | shr eax, cl |
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415 | and al, 0xF |
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416 | cmp al, 10 |
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417 | sbb al, 69h |
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418 | das |
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419 | stosb |
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420 | inc edx |
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421 | sub ecx, 4 |
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422 | jns .writenibble |
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423 | jmp .l |
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424 | |||
425 | test_scroll: |
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426 | cmp edx, messages_width*messages_height |
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427 | jnz .ret |
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428 | push esi |
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429 | mov edi, messages |
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430 | lea esi, [edi+messages_width] |
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431 | mov ecx, (messages_height-1)*messages_width/4 |
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432 | rep movsd |
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433 | push eax |
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434 | mov al, ' ' |
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435 | push edi |
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436 | push messages_width |
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437 | pop ecx |
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438 | sub edx, ecx |
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439 | rep stosb |
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440 | pop edi |
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441 | pop eax |
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442 | pop esi |
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443 | .ret: ret |
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444 | |||
445 | put_message: |
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446 | call put_message_nodraw |
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447 | |||
448 | draw_messages: |
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449 | push 13 |
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450 | pop eax |
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451 | mov edx, 0xFFFFFF |
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452 | mov ebx, messages_x_pos*10000h+messages_x_size |
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453 | mov ecx, messages_y_pos*10000h+messages_y_size |
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485 | heavyiron | 454 | mcall |
205 | heavyiron | 455 | mov edx, messages |
456 | push messages_width |
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457 | pop esi |
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458 | xor ecx, ecx |
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459 | mov al, 4 |
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460 | mov ebx, messages_x_pos*10000h+messages_y_pos |
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461 | @@: |
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485 | heavyiron | 462 | mcall |
205 | heavyiron | 463 | add edx, esi |
464 | add ebx, 10 |
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465 | cmp edx, messages+messages_width*messages_height |
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466 | jb @b |
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467 | ret |
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468 | |||
469 | draw_cursor: |
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470 | push 38 |
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471 | pop eax |
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472 | mov ecx, cmdline_y_pos*10001h+cmdline_y_size-1 |
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473 | mov ebx, [cmdline_pos] |
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474 | imul ebx, 6 |
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475 | add ebx, cmdline_x_pos |
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476 | mov edx, ebx |
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477 | shl ebx, 16 |
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478 | or ebx, edx |
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479 | xor edx, edx |
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485 | heavyiron | 480 | mcall |
205 | heavyiron | 481 | ret |
482 | hide_cursor: |
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483 | mov ebx, [cmdline_pos] |
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484 | push 13 |
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485 | pop eax |
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486 | imul ebx, 6 |
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487 | add ebx, cmdline_x_pos |
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488 | shl ebx, 16 |
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489 | inc ebx |
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490 | mov ecx, cmdline_y_pos*10000h + cmdline_y_size |
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491 | mov edx, 0xFFFFFF |
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485 | heavyiron | 492 | mcall |
205 | heavyiron | 493 | mov ebx, [cmdline_pos] |
494 | cmp ebx, [cmdline_len] |
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495 | jae .ret |
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496 | mov al, 4 |
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497 | xor ecx, ecx |
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498 | lea edx, [cmdline+ebx] |
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499 | imul ebx, 6 |
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500 | add ebx, cmdline_x_pos |
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501 | shl ebx, 16 |
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502 | or ebx, cmdline_y_pos+1 |
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503 | push 1 |
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504 | pop esi |
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485 | heavyiron | 505 | mcall |
205 | heavyiron | 506 | .ret: |
507 | ret |
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508 | |||
509 | redraw_title: |
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510 | push 13 |
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511 | pop eax |
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512 | mov edx, 0xFFFFFF |
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513 | mov ebx, title_x_pos*10000h + data_x_pos+data_x_size-title_x_pos |
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514 | mov ecx, title_y_pos*10000h + title_y_size |
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485 | heavyiron | 515 | mcall |
205 | heavyiron | 516 | draw_title: |
517 | mov al, 38 |
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518 | mov ebx, (data_x_pos-2)*10000h + title_x_pos-5 |
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519 | mov ecx, (title_y_pos+5)*10001h |
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520 | xor edx, edx |
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485 | heavyiron | 521 | mcall |
205 | heavyiron | 522 | push NoPrgLoaded_len |
523 | pop esi |
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524 | cmp [debuggee_pid], 0 |
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525 | jz @f |
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526 | mov esi, [prgname_len] |
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527 | @@: imul ebx, esi, 6 |
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528 | add ebx, title_x_pos+4 |
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529 | shl ebx, 16 |
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530 | mov bx, data_x_pos+data_x_size-10-5-6*7 |
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531 | cmp [bSuspended], 0 |
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532 | jz @f |
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533 | add ebx, 6 |
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534 | @@: |
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485 | heavyiron | 535 | mcall |
205 | heavyiron | 536 | mov ebx, (data_x_pos+data_x_size-10+4)*0x10000 + data_x_pos+data_x_size+2 |
485 | heavyiron | 537 | mcall |
205 | heavyiron | 538 | mov al, 4 |
539 | mov ebx, title_x_pos*10000h+title_y_pos |
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540 | xor ecx, ecx |
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541 | mov edx, NoPrgLoaded_str |
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542 | cmp [debuggee_pid], 0 |
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543 | jz @f |
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544 | mov edx, [prgname_ptr] |
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545 | @@: |
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485 | heavyiron | 546 | mcall |
205 | heavyiron | 547 | cmp [debuggee_pid], 0 |
548 | jz .nodebuggee |
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549 | mov ebx, (data_x_pos+data_x_size-10-6*7)*10000h + title_y_pos |
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550 | mov edx, aRunning |
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551 | push 7 |
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552 | pop esi |
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553 | cmp [bSuspended], 0 |
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554 | jz @f |
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555 | add ebx, 6*10000h |
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556 | mov edx, aPaused |
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557 | dec esi |
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558 | @@: |
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485 | heavyiron | 559 | mcall |
205 | heavyiron | 560 | ret |
561 | .nodebuggee: |
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562 | mov al, 38 |
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563 | mov ebx, (data_x_pos+data_x_size-10-6*7-5)*0x10000 + data_x_pos+data_x_size+2 |
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564 | mov ecx, (title_y_pos+5)*10001h |
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565 | xor edx, edx |
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566 | jmp @b |
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567 | |||
568 | draw_register: |
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569 | ; in: esi->value, edx->string, ecx=string len, ebx=coord |
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570 | push edx |
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571 | push ecx |
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572 | push esi |
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573 | mov eax, esi |
||
574 | mov esi, ecx |
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575 | ; color |
||
576 | mov ecx, 808080h |
||
577 | cmp [debuggee_pid], 0 |
||
578 | jz .cd |
||
579 | cmp [bSuspended], 0 |
||
580 | jz .cd |
||
581 | xor ecx, ecx |
||
582 | mov edi, [eax] |
||
583 | cmp dword [eax+oldcontext-context], edi |
||
584 | jz .cd |
||
585 | mov ecx, 0x00AA00 |
||
586 | .cd: |
||
587 | push 4 |
||
588 | pop eax |
||
485 | heavyiron | 589 | mcall |
205 | heavyiron | 590 | imul esi, 60000h |
591 | lea edx, [ebx+esi] |
||
592 | mov al, 47 |
||
593 | mov ebx, 80101h |
||
594 | mov esi, ecx |
||
595 | pop ecx |
||
485 | heavyiron | 596 | mcall |
205 | heavyiron | 597 | lea ebx, [edx+60000h*18] |
598 | mov esi, ecx |
||
599 | pop ecx |
||
600 | pop edx |
||
601 | add edx, ecx |
||
602 | ret |
||
603 | draw_flag: |
||
604 | movzx edi, byte [edx+7] |
||
605 | bt [_eflags], edi |
||
606 | jc .on |
||
607 | or byte [edx], 20h |
||
608 | jmp .onoff |
||
609 | .on: |
||
610 | and byte [edx], not 20h |
||
611 | .onoff: |
||
612 | mov ecx, 808080h |
||
613 | cmp [debuggee_pid], 0 |
||
614 | jz .doit |
||
615 | cmp [bSuspended], 0 |
||
616 | jz .doit |
||
617 | xor ecx, ecx |
||
618 | bt [_eflags], edi |
||
619 | lahf |
||
620 | bt dword [_eflags + oldcontext - context], edi |
||
621 | rcl ah, 1 |
||
622 | test ah, 3 |
||
623 | jp .doit |
||
624 | mov ecx, 0x00AA00 |
||
625 | .doit: |
||
626 | mov ah, 0 |
||
485 | heavyiron | 627 | mcall |
205 | heavyiron | 628 | ret |
629 | |||
630 | redraw_registers: |
||
631 | push 13 |
||
632 | pop eax |
||
633 | mov edx, 0xFFFFFF |
||
634 | mov ebx, data_x_pos*10000h + data_x_size |
||
635 | mov ecx, registers_y_pos*10000h + registers_y_size |
||
485 | heavyiron | 636 | mcall |
205 | heavyiron | 637 | draw_registers: |
638 | mov esi, _eax |
||
639 | push 4 |
||
640 | pop ecx |
||
641 | mov edx, regs_strs |
||
642 | mov ebx, registers_x_pos*10000h+registers_y_pos |
||
643 | call draw_register |
||
644 | add esi, _ebx-_eax |
||
645 | call draw_register |
||
646 | add esi, _ecx-_ebx |
||
647 | call draw_register |
||
648 | add esi, _edx-_ecx |
||
649 | call draw_register |
||
650 | mov ebx, registers_x_pos*10000h+registers_y_pos+10 |
||
651 | add esi, _esi-_edx |
||
652 | call draw_register |
||
653 | add esi, _edi-_esi |
||
654 | call draw_register |
||
655 | add esi, _ebp-_edi |
||
656 | call draw_register |
||
657 | add esi, _esp-_ebp |
||
658 | call draw_register |
||
659 | mov ebx, registers_x_pos*10000h+registers_y_pos+20 |
||
660 | add esi, _eip-_esp |
||
661 | call draw_register |
||
662 | mov cl, 7 |
||
663 | add esi, _eflags-_eip |
||
664 | call draw_register |
||
665 | mov al, 4 |
||
666 | mov ecx, 808080h |
||
667 | cmp [debuggee_pid], 0 |
||
668 | jz @f |
||
669 | cmp [bSuspended], 0 |
||
670 | jz @f |
||
671 | xor ecx, ecx |
||
672 | @@: |
||
673 | mov edx, aColon |
||
674 | xor esi, esi |
||
675 | inc esi |
||
676 | mov ebx, (registers_x_pos+37*6)*10000h + registers_y_pos+20 |
||
485 | heavyiron | 677 | mcall |
205 | heavyiron | 678 | mov edx, flags |
679 | @@: |
||
680 | add ebx, 2*6*10000h |
||
681 | call draw_flag |
||
682 | inc edx |
||
683 | cmp dl, flags_bits and 0xFF |
||
684 | jnz @b |
||
685 | ret |
||
686 | |||
687 | redraw_dump: |
||
688 | push 13 |
||
689 | pop eax |
||
690 | mov edx, 0xFFFFFF |
||
691 | mov ebx, data_x_pos*10000h + data_x_size |
||
692 | mov ecx, dump_y_pos*10000h + dump_y_size |
||
485 | heavyiron | 693 | mcall |
205 | heavyiron | 694 | draw_dump: |
695 | ; addresses |
||
696 | mov al, 47 |
||
697 | mov ebx, 80100h |
||
698 | mov edx, data_x_pos*10000h + dump_y_pos |
||
699 | mov ecx, [dumppos] |
||
700 | mov esi, 808080h |
||
701 | cmp [debuggee_pid], 0 |
||
702 | jz @f |
||
703 | cmp [bSuspended], 0 |
||
704 | jz @f |
||
705 | xor esi, esi |
||
706 | @@: |
||
485 | heavyiron | 707 | mcall |
205 | heavyiron | 708 | add ecx, 10h |
709 | add edx, 10 |
||
710 | cmp dl, dump_y_pos + dump_y_size |
||
711 | jb @b |
||
712 | ; hex dump of data |
||
713 | mov ebx, 20101h |
||
714 | mov ecx, dumpdata |
||
715 | push ecx |
||
716 | xor edi, edi |
||
717 | mov edx, (data_x_pos+12*6)*10000h + dump_y_pos |
||
718 | cmp [dumpread], edi |
||
719 | jz .hexdumpdone1 |
||
720 | .hexdumploop1: |
||
485 | heavyiron | 721 | mcall |
205 | heavyiron | 722 | add edx, 3*6*10000h |
723 | inc ecx |
||
724 | inc edi |
||
725 | test edi, 15 |
||
726 | jz .16 |
||
727 | test edi, 7 |
||
728 | jnz @f |
||
729 | add edx, 2*6*10000h - 10 + 6*(3*10h+2)*10000h |
||
730 | .16: |
||
731 | add edx, 10 - 6*(3*10h+2)*10000h |
||
732 | @@: |
||
733 | cmp edi, [dumpread] |
||
734 | jb .hexdumploop1 |
||
735 | .hexdumpdone1: |
||
736 | mov al, 4 |
||
737 | mov ecx, esi |
||
738 | mov ebx, edx |
||
739 | push 2 |
||
740 | pop esi |
||
741 | mov edx, aQuests |
||
742 | .hexdumploop2: |
||
743 | cmp edi, dump_height*10h |
||
744 | jae .hexdumpdone2 |
||
485 | heavyiron | 745 | mcall |
205 | heavyiron | 746 | add ebx, 3*6*10000h |
747 | inc edi |
||
748 | test edi, 15 |
||
749 | jz .16x |
||
750 | test edi, 7 |
||
751 | jnz .hexdumploop2 |
||
752 | add ebx, 2*6*10000h - 10 + 6*(3*10h+2)*10000h |
||
753 | .16x: |
||
754 | add ebx, 10 - 6*(3*10h+2)*10000h |
||
755 | jmp .hexdumploop2 |
||
756 | .hexdumpdone2: |
||
757 | dec esi |
||
758 | ; colon, minus signs |
||
759 | mov ebx, (data_x_pos+8*6)*10000h + dump_y_pos |
||
760 | mov edx, aColon |
||
761 | @@: |
||
485 | heavyiron | 762 | mcall |
205 | heavyiron | 763 | add ebx, 10 |
764 | cmp bl, dump_y_pos+dump_height*10 |
||
765 | jb @b |
||
766 | mov ebx, (data_x_pos+(12+3*8)*6)*10000h + dump_y_pos |
||
767 | mov edx, aMinus |
||
768 | @@: |
||
485 | heavyiron | 769 | mcall |
205 | heavyiron | 770 | add ebx, 10 |
771 | cmp bl, dump_y_pos+dump_height*10 |
||
772 | jb @b |
||
773 | ; ASCII data |
||
774 | mov ebx, (data_x_pos+(12+3*10h+2+2)*6)*10000h + dump_y_pos |
||
775 | mov edi, dump_height*10h |
||
776 | pop edx |
||
777 | .asciiloop: |
||
778 | push edx |
||
779 | cmp byte [edx], 20h |
||
780 | jae @f |
||
781 | mov edx, aPoint |
||
782 | @@: |
||
485 | heavyiron | 783 | mcall |
205 | heavyiron | 784 | pop edx |
785 | inc edx |
||
786 | add ebx, 6*10000h |
||
787 | dec edi |
||
788 | jz .asciidone |
||
789 | test edi, 15 |
||
790 | jnz .asciiloop |
||
791 | add ebx, 10 - 6*10h*10000h |
||
792 | jmp .asciiloop |
||
793 | .asciidone: |
||
794 | ret |
||
795 | |||
796 | redraw_disasm: |
||
797 | push 13 |
||
798 | pop eax |
||
799 | mov edx, 0xFFFFFF |
||
800 | mov ebx, data_x_pos*10000h + data_x_size |
||
801 | mov ecx, (disasm_y_pos-1)*10000h + (disasm_y_size+1) |
||
485 | heavyiron | 802 | mcall |
205 | heavyiron | 803 | draw_disasm: |
804 | mov eax, [disasm_start_pos] |
||
805 | mov [disasm_cur_pos], eax |
||
806 | and [disasm_cur_str], 0 |
||
807 | .loop: |
||
542 | diamond | 808 | mov eax, [disasm_cur_pos] |
809 | call find_symbol |
||
810 | jc .nosymb |
||
811 | mov ebx, [disasm_cur_str] |
||
812 | imul ebx, 10 |
||
813 | add ebx, (data_x_pos+6*2)*10000h + disasm_y_pos |
||
814 | mov edx, esi |
||
815 | @@: lodsb |
||
816 | test al, al |
||
817 | jnz @b |
||
818 | mov byte [esi-1], ':' |
||
819 | sub esi, edx |
||
820 | xor ecx, ecx |
||
821 | push 4 |
||
822 | pop eax |
||
823 | mcall |
||
824 | mov byte [esi+edx-1], 0 |
||
825 | inc [disasm_cur_str] |
||
826 | cmp [disasm_cur_str], disasm_height |
||
827 | jae .loopend |
||
828 | .nosymb: |
||
205 | heavyiron | 829 | push [disasm_cur_pos] |
830 | call disasm_instr |
||
831 | pop ebp |
||
832 | jc .loopend |
||
833 | xor esi, esi ; default color: black |
||
834 | mov ebx, data_x_pos*10000h + data_x_size |
||
835 | mov ecx, [disasm_cur_str] |
||
836 | imul ecx, 10*10000h |
||
837 | add ecx, (disasm_y_pos-1)*10000h + 10 |
||
838 | mov eax, ebp |
||
839 | pushad |
||
840 | call find_enabled_breakpoint |
||
841 | popad |
||
842 | jnz .nored |
||
843 | push 13 |
||
844 | pop eax |
||
845 | mov edx, 0xFF0000 |
||
485 | heavyiron | 846 | mcall |
205 | heavyiron | 847 | .nored: |
848 | mov eax, [_eip] |
||
849 | cmp eax, ebp |
||
850 | jnz .noblue |
||
851 | push 13 |
||
852 | pop eax |
||
853 | mov edx, 0x0000FF |
||
485 | heavyiron | 854 | mcall |
205 | heavyiron | 855 | mov esi, 0xFFFFFF ; on blue bgr, use white color |
856 | .noblue: |
||
857 | push 47 |
||
858 | pop eax |
||
859 | mov ebx, 80100h |
||
860 | mov edx, [disasm_cur_str] |
||
861 | imul edx, 10 |
||
862 | add edx, data_x_pos*10000h + disasm_y_pos |
||
863 | mov ecx, ebp |
||
485 | heavyiron | 864 | mcall |
205 | heavyiron | 865 | mov al, 4 |
866 | lea ebx, [edx+8*6*10000h] |
||
867 | mov ecx, esi |
||
868 | push 1 |
||
869 | pop esi |
||
870 | mov edx, aColon |
||
485 | heavyiron | 871 | mcall |
205 | heavyiron | 872 | push 9 |
873 | pop edi |
||
874 | lea edx, [ebx+2*6*10000h] |
||
875 | mov esi, ecx |
||
876 | mov al, 47 |
||
877 | mov ebx, 20101h |
||
878 | mov ecx, ebp |
||
879 | sub ecx, [disasm_start_pos] |
||
880 | add ecx, disasm_buffer |
||
881 | .drawhex: |
||
485 | heavyiron | 882 | mcall |
205 | heavyiron | 883 | add edx, 6*3*10000h |
884 | inc ecx |
||
885 | inc ebp |
||
886 | cmp ebp, [disasm_cur_pos] |
||
887 | jae .hexdone |
||
888 | dec edi |
||
889 | jnz .drawhex |
||
890 | push esi |
||
891 | mov esi, [disasm_cur_pos] |
||
892 | dec esi |
||
893 | cmp esi, ebp |
||
894 | pop esi |
||
895 | jbe .drawhex |
||
896 | mov al, 4 |
||
897 | lea ebx, [edx-6*10000h] |
||
898 | mov ecx, esi |
||
899 | push 3 |
||
900 | pop esi |
||
901 | mov edx, aDots |
||
485 | heavyiron | 902 | mcall |
205 | heavyiron | 903 | mov esi, ecx |
904 | .hexdone: |
||
905 | xor eax, eax |
||
906 | mov edi, disasm_string |
||
907 | mov edx, edi |
||
908 | or ecx, -1 |
||
909 | repnz scasb |
||
910 | not ecx |
||
911 | dec ecx |
||
912 | xchg ecx, esi |
||
913 | mov ebx, [disasm_cur_str] |
||
914 | imul ebx, 10 |
||
915 | add ebx, (data_x_pos+6*40)*10000h+disasm_y_pos |
||
916 | mov al, 4 |
||
485 | heavyiron | 917 | mcall |
205 | heavyiron | 918 | inc [disasm_cur_str] |
919 | cmp [disasm_cur_str], disasm_height |
||
920 | jb .loop |
||
921 | .loopend: |
||
922 | ret |
||
923 | |||
924 | update_disasm_eip: |
||
925 | ; test if instruction at eip is showed |
||
926 | mov ecx, disasm_height |
||
927 | mov eax, [disasm_start_pos] |
||
928 | mov [disasm_cur_pos], eax |
||
542 | diamond | 929 | .l: |
930 | mov eax, [disasm_cur_pos] |
||
931 | call find_symbol |
||
932 | jc @f |
||
933 | dec ecx |
||
934 | jz .m |
||
205 | heavyiron | 935 | @@: |
542 | diamond | 936 | cmp [_eip], eax |
205 | heavyiron | 937 | jz redraw_disasm |
938 | push ecx |
||
939 | call disasm_instr |
||
940 | pop ecx |
||
542 | diamond | 941 | jc .m |
942 | loop .l |
||
943 | .m: |
||
205 | heavyiron | 944 | update_disasm_eip_force: |
945 | mov eax, [_eip] |
||
946 | mov [disasm_start_pos], eax |
||
947 | update_disasm: |
||
948 | cmp [debuggee_pid], 0 |
||
949 | jz .no |
||
950 | push 69 |
||
951 | pop eax |
||
952 | push 6 |
||
953 | pop ebx |
||
954 | mov ecx, [debuggee_pid] |
||
955 | mov edi, disasm_buffer |
||
956 | mov edx, 256 |
||
957 | mov esi, [disasm_start_pos] |
||
485 | heavyiron | 958 | mcall |
205 | heavyiron | 959 | cmp eax, -1 |
960 | jnz @f |
||
961 | mov esi, read_mem_err |
||
962 | call put_message |
||
963 | .no: |
||
964 | xor eax, eax |
||
965 | @@: |
||
966 | mov [disasm_buf_size], eax |
||
967 | call restore_from_breaks |
||
968 | jmp redraw_disasm |
||
969 | |||
970 | draw_window: |
||
971 | ; start redraw |
||
972 | push 12 |
||
973 | pop eax |
||
974 | push 1 |
||
975 | pop ebx |
||
485 | heavyiron | 976 | mcall |
205 | heavyiron | 977 | ; define window |
978 | xor eax, eax |
||
979 | mov ebx, wnd_x_size |
||
980 | mov ecx, wnd_y_size |
||
551 | spraid | 981 | mov edx, 14FFFFFFh |
542 | diamond | 982 | mov edi, caption_str |
485 | heavyiron | 983 | mcall |
205 | heavyiron | 984 | ; messages frame |
985 | mov al, 38 |
||
986 | mov ebx, (messages_x_pos-2)*10000h + (messages_x_pos+messages_x_size+2) |
||
987 | push ebx |
||
988 | mov ecx, (messages_y_pos-2)*10001h |
||
989 | xor edx, edx |
||
485 | heavyiron | 990 | mcall |
205 | heavyiron | 991 | mov ecx, (messages_y_pos+messages_y_size+2)*10001h |
485 | heavyiron | 992 | mcall |
205 | heavyiron | 993 | mov ebx, (messages_x_pos-2)*10001h |
994 | push ebx |
||
995 | mov ecx, (messages_y_pos-2)*10000h + (messages_y_pos+messages_y_size+2) |
||
485 | heavyiron | 996 | mcall |
205 | heavyiron | 997 | mov ebx, (messages_x_pos+messages_x_size+2)*10001h |
998 | push ebx |
||
485 | heavyiron | 999 | mcall |
205 | heavyiron | 1000 | ; command line frame |
1001 | mov ecx, (cmdline_y_pos-2)*10000h + (cmdline_y_pos+cmdline_y_size+2) |
||
1002 | pop ebx |
||
485 | heavyiron | 1003 | mcall |
205 | heavyiron | 1004 | pop ebx |
485 | heavyiron | 1005 | mcall |
205 | heavyiron | 1006 | pop ebx |
1007 | mov ecx, (cmdline_y_pos+cmdline_y_size+2)*10001h |
||
485 | heavyiron | 1008 | mcall |
205 | heavyiron | 1009 | mov ecx, (cmdline_y_pos-2)*10001h |
485 | heavyiron | 1010 | mcall |
205 | heavyiron | 1011 | ; messages |
1012 | call draw_messages |
||
1013 | ; command line & cursor |
||
1014 | call draw_cmdline |
||
1015 | call draw_cursor |
||
1016 | ; title & registers & dump & disasm |
||
1017 | mov al, 38 |
||
1018 | mov ebx, (data_x_pos-2)*10001h |
||
1019 | mov ecx, (title_y_pos+5)*10000h + (messages_y_pos-2) |
||
485 | heavyiron | 1020 | mcall |
205 | heavyiron | 1021 | mov ebx, (data_x_pos+data_x_size+2)*10001h |
485 | heavyiron | 1022 | mcall |
205 | heavyiron | 1023 | mov ebx, (data_x_pos-2)*10000h + (data_x_pos+data_x_size+2) |
1024 | mov ecx, (dump_y_pos-3)*10001h |
||
485 | heavyiron | 1025 | mcall |
205 | heavyiron | 1026 | mov ecx, (disasm_y_pos-4)*10001h |
485 | heavyiron | 1027 | mcall |
205 | heavyiron | 1028 | call draw_title |
1029 | call draw_registers |
||
1030 | call draw_dump |
||
1031 | call draw_disasm |
||
1032 | ; end redraw |
||
809 | diamond | 1033 | push 12 |
1034 | pop eax |
||
205 | heavyiron | 1035 | push 2 |
1036 | pop ebx |
||
485 | heavyiron | 1037 | mcall |
205 | heavyiron | 1038 | ret |
1039 | |||
1040 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1041 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; DEBUGGING ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1042 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
1043 | |||
1044 | OnHelp: |
||
1045 | mov esi, help_msg |
||
1046 | mov edi, [curarg] |
||
1047 | cmp byte [edi], 0 |
||
1048 | jz .x |
||
1049 | mov esi, help_groups |
||
1050 | call find_cmd |
||
1051 | jc .nocmd |
||
1052 | mov esi, [esi+12] |
||
1053 | .x: |
||
1054 | jmp put_message |
||
1055 | .nocmd: |
||
1056 | mov esi, aUnknownCommand |
||
1057 | jmp .x |
||
1058 | |||
1059 | OnQuit: |
||
542 | diamond | 1060 | push -1 |
1061 | pop eax |
||
485 | heavyiron | 1062 | mcall |
205 | heavyiron | 1063 | |
1064 | get_new_context: |
||
1065 | mov esi, context |
||
1066 | mov edi, oldcontext |
||
1067 | mov ecx, 10 |
||
1068 | rep movsd |
||
1069 | get_context: |
||
1070 | push 1 |
||
1071 | pop ebx |
||
1072 | push 69 |
||
1073 | pop eax |
||
1074 | mov ecx, [debuggee_pid] |
||
1075 | mov esi, context |
||
1076 | push 28h |
||
1077 | pop edx |
||
485 | heavyiron | 1078 | mcall |
205 | heavyiron | 1079 | ret |
1080 | set_context: |
||
1081 | push 2 |
||
1082 | pop ebx |
||
1083 | push 69 |
||
1084 | pop eax |
||
1085 | mov ecx, [debuggee_pid] |
||
1086 | mov esi, context |
||
1087 | push 28h |
||
1088 | pop edx |
||
485 | heavyiron | 1089 | mcall |
205 | heavyiron | 1090 | ret |
1091 | |||
1092 | get_dump: |
||
1093 | mov edi, dumpdata |
||
1094 | mov esi, [edi-4] |
||
1095 | mov edx, dump_height*10h |
||
1096 | mov ecx, edx |
||
1097 | xor eax, eax |
||
1098 | push edi |
||
1099 | rep stosb |
||
1100 | pop edi |
||
1101 | mov ecx, [debuggee_pid] |
||
1102 | mov al, 69 |
||
1103 | push 6 |
||
1104 | pop ebx |
||
485 | heavyiron | 1105 | mcall |
205 | heavyiron | 1106 | cmp eax, -1 |
1107 | jnz @f |
||
1108 | mov esi, read_mem_err |
||
1109 | call put_message |
||
1110 | xor eax, eax |
||
1111 | @@: |
||
1112 | mov [edi-8], eax |
||
1113 | ; call restore_from_breaks |
||
1114 | ; ret |
||
1115 | restore_from_breaks: |
||
1116 | ; in: edi=buffer,eax=size,esi=address |
||
1117 | mov ebx, breakpoints |
||
1118 | @@: |
||
1119 | test byte [ebx+4], 1 |
||
1120 | jz .cont ; ignore invalid |
||
1121 | test byte [ebx+4], 2 or 8 |
||
1122 | jnz .cont ; ignore disabled and memory breaks |
||
1123 | mov ecx, [ebx] |
||
1124 | sub ecx, esi |
||
1125 | cmp ecx, eax |
||
1126 | jae .cont |
||
1127 | mov dl, [ebx+5] |
||
1128 | mov [edi+ecx], dl |
||
1129 | .cont: |
||
1130 | add ebx, 6 |
||
1131 | cmp ebx, breakpoints+breakpoints_n*6 |
||
1132 | jb @b |
||
1133 | ret |
||
1134 | |||
1135 | OnLoad: |
||
1136 | mov esi, [curarg] |
||
1137 | OnLoadInit: |
||
1138 | mov edi, loadname |
||
1139 | or [prgname_len], -1 |
||
1140 | mov [prgname_ptr], edi |
||
1141 | .copyname: |
||
1142 | lodsb |
||
1143 | stosb |
||
1144 | inc [prgname_len] |
||
1145 | cmp al, '/' |
||
1146 | jnz @f |
||
1147 | or [prgname_len], -1 |
||
1148 | mov [prgname_ptr], edi |
||
1149 | @@: |
||
1150 | cmp al, ' ' |
||
1151 | ja .copyname |
||
1152 | mov byte [edi-1], 0 |
||
1153 | and [load_params], 0 |
||
1154 | dec esi |
||
1155 | call skip_spaces |
||
1156 | cmp al, 0 |
||
1157 | jz @f |
||
1158 | mov [load_params], esi |
||
1159 | @@: |
||
1160 | and [dumppos], 0 |
||
542 | diamond | 1161 | mov ecx, [symbols] |
1162 | jecxz do_reload |
||
1163 | mcall 68, 13 |
||
1164 | and [symbols], 0 |
||
1165 | and [num_symbols], 0 |
||
205 | heavyiron | 1166 | do_reload: |
1167 | push 18 |
||
1168 | pop eax |
||
1169 | push 7 |
||
1170 | pop ebx |
||
485 | heavyiron | 1171 | mcall |
205 | heavyiron | 1172 | mov [dbgwnd], eax |
1173 | xchg ecx, eax |
||
1174 | push 70 |
||
1175 | pop eax |
||
1176 | mov ebx, fn70_load_block |
||
485 | heavyiron | 1177 | mcall |
205 | heavyiron | 1178 | test eax, eax |
1179 | jns .load_ok |
||
1180 | .load_err: |
||
1181 | push eax |
||
1182 | mov esi, load_err_msg |
||
1183 | call put_message |
||
1184 | pop eax |
||
1185 | not eax |
||
1186 | cmp eax, 0x20 |
||
1187 | jae .unk_err |
||
1188 | mov esi, [load_err_msgs+eax*4] |
||
1189 | test esi, esi |
||
1190 | jnz put_message |
||
1191 | .unk_err: |
||
1192 | mov esi, unk_err_msg |
||
1193 | inc eax |
||
1194 | push eax |
||
1195 | call put_message_nodraw |
||
1196 | jmp draw_messages |
||
1197 | .load_ok: |
||
1198 | mov [debuggee_pid], eax |
||
1199 | mov [bSuspended], 1 |
||
1200 | push ecx |
||
1201 | call get_context |
||
1202 | mov edi, oldcontext |
||
1203 | mov ecx, 10 |
||
1204 | rep movsd |
||
1205 | ; activate debugger window |
||
1206 | pop ecx |
||
1207 | mov bl, 3 |
||
1208 | push 18 |
||
1209 | pop eax |
||
485 | heavyiron | 1210 | mcall |
205 | heavyiron | 1211 | call redraw_title |
1212 | call redraw_registers |
||
1213 | call get_dump |
||
1214 | call redraw_dump |
||
1215 | call update_disasm_eip_force |
||
1216 | mov esi, load_succ_msg |
||
1217 | push [debuggee_pid] |
||
1218 | call put_message_nodraw |
||
1219 | call draw_messages |
||
542 | diamond | 1220 | ; try to load symbols |
1221 | mov esi, loadname |
||
1222 | mov edi, symbolsfile |
||
1223 | push edi |
||
1224 | @@: |
||
1225 | lodsb |
||
1226 | stosb |
||
1227 | test al, al |
||
1228 | jnz @b |
||
1229 | lea ecx, [edi-1] |
||
1230 | @@: |
||
1231 | dec edi |
||
1232 | cmp edi, symbolsfile |
||
1233 | jb @f |
||
1234 | cmp byte [edi], '/' |
||
1235 | jz @f |
||
1236 | cmp byte [edi], '.' |
||
1237 | jnz @b |
||
1238 | mov ecx, edi |
||
1239 | @@: |
||
1240 | mov dword [ecx], '.dbg' |
||
1241 | mov byte [ecx+4], 0 |
||
1242 | pop esi |
||
1243 | mov ebp, esi |
||
1244 | call OnLoadSymbols.silent |
||
205 | heavyiron | 1245 | ; now test for packed progs |
1246 | cmp [disasm_buf_size], 100h |
||
1247 | jz @f |
||
1248 | ret |
||
1249 | @@: |
||
1250 | mov esi, mxp_nrv_sig |
||
1251 | mov ebp, disasm_buffer |
||
1252 | mov edi, ebp |
||
1253 | push 3 |
||
1254 | pop ecx |
||
1255 | repz cmpsb |
||
1256 | jnz .not_mxp_nrv |
||
1257 | cmpsb |
||
1258 | mov cl, mxp_nrv_sig_size-4 |
||
1259 | repz cmpsb |
||
1260 | mov esi, mxp_nrv_name |
||
1261 | jz .packed |
||
1262 | .not_mxp_nrv: |
||
1263 | mov esi, mxp_sig |
||
1264 | mov edi, ebp |
||
1265 | mov cl, mxp_sig_size |
||
1266 | repz cmpsb |
||
1267 | mov esi, mxp_name |
||
1268 | jz .packed |
||
1269 | .not_mxp: |
||
1270 | mov esi, mxp_lzo_sig1 |
||
1271 | mov edi, ebp |
||
1272 | mov cl, mxp_lzo_sig1_size |
||
1273 | repz cmpsb |
||
1274 | mov esi, mxp_lzo_name |
||
1275 | jz .packed |
||
1276 | mov esi, mxp_lzo_sig2 |
||
1277 | mov edi, ebp |
||
1278 | mov cl, 8 |
||
1279 | repz cmpsb |
||
1280 | jnz .not_mxp_lzo |
||
1281 | cmpsb |
||
1282 | mov cl, mxp_lzo_sig2_size - 9 |
||
1283 | repz cmpsb |
||
1284 | mov esi, mxp_lzo_name |
||
1285 | jz .packed |
||
1286 | .not_mxp_lzo: |
||
1287 | mov esi, mtappack_name |
||
1288 | cmp dword [ebp], 0xBF5E246A |
||
1289 | jnz .not_mtappack |
||
1290 | cmp dword [ebp+8], 0xEC4E8B57 |
||
1291 | jnz .not_mtappack1 |
||
1292 | cmp dword [ebp+12], 0x8D5EA4F3 |
||
1293 | jnz .not_mtappack1 |
||
1294 | cmp byte [ebp+12h], 0xE9 |
||
1295 | jz .packed |
||
1296 | .not_mtappack1: |
||
1297 | cmp word [ebp+8], 0xB957 |
||
1298 | jnz .not_mtappack |
||
1299 | cmp dword [ebp+14], 0x575EA4F3 |
||
1300 | jnz .not_mtappack2 |
||
1301 | cmp byte [ebp+17h], 0xE9 |
||
1302 | jz .packed |
||
1303 | .not_mtappack2: |
||
1304 | cmp dword [ebp+14], 0x5F8DA4F3 |
||
1305 | jnz .not_mtappack3 |
||
1306 | cmp word [ebp+18], 0xE9FC |
||
1307 | jz .packed |
||
1308 | .not_mtappack3: |
||
1309 | cmp word [ebp+14], 0xA4F3 |
||
1310 | jnz .not_mtappack |
||
1311 | cmp byte [ebp+15h], 0xE9 |
||
1312 | jz .packed |
||
1313 | .not_mtappack: |
||
1314 | ret |
||
1315 | .packed: |
||
1316 | push esi |
||
1317 | mov esi, aPacked1 |
||
1318 | call put_message_nodraw |
||
1319 | pop esi |
||
1320 | call put_message_nodraw |
||
1321 | mov esi, aPacked2 |
||
1322 | call put_message |
||
1323 | call hide_cursor |
||
1324 | push 40 |
||
1325 | pop eax |
||
1326 | push 7 |
||
1327 | pop ebx |
||
485 | heavyiron | 1328 | mcall |
205 | heavyiron | 1329 | .wait: |
1330 | push 10 |
||
1331 | pop eax |
||
485 | heavyiron | 1332 | mcall |
205 | heavyiron | 1333 | dec eax |
1334 | jz .redraw |
||
1335 | dec eax |
||
1336 | jz .key |
||
1337 | or eax, -1 |
||
485 | heavyiron | 1338 | mcall |
205 | heavyiron | 1339 | .redraw: |
1340 | call draw_window |
||
1341 | call hide_cursor |
||
1342 | jmp .wait |
||
1343 | .key: |
||
1344 | mov al, 2 |
||
485 | heavyiron | 1345 | mcall |
205 | heavyiron | 1346 | cmp ah, 'y' |
1347 | jz .yes |
||
1348 | cmp ah, 'Y' |
||
1349 | jz .yes |
||
1350 | cmp ah, 0xD |
||
1351 | jz .yes |
||
1352 | cmp ah, 'n' |
||
1353 | jz .no |
||
1354 | cmp ah, 'N' |
||
1355 | jnz .wait |
||
1356 | .no: |
||
1357 | push 40 |
||
1358 | pop eax |
||
1359 | mov ebx, 0x107 |
||
485 | heavyiron | 1360 | mcall |
205 | heavyiron | 1361 | call draw_cursor |
1362 | mov esi, aN_str |
||
1363 | jmp put_message |
||
1364 | .yes: |
||
1365 | push 40 |
||
1366 | pop eax |
||
1367 | mov ebx, 0x107 |
||
485 | heavyiron | 1368 | mcall |
205 | heavyiron | 1369 | call draw_cursor |
1370 | mov esi, aY_str |
||
1371 | call put_message |
||
1372 | call OnUnpack |
||
1373 | ret |
||
1374 | |||
1375 | mxp_nrv_sig: |
||
1376 | xor eax, eax |
||
1377 | mov ecx, 0x95 ; 0xA1 for programs with parameters |
||
1378 | mov [eax], ecx |
||
1379 | add ecx, [eax+24h] |
||
1380 | push 40h |
||
1381 | pop esi |
||
1382 | mov edi, [eax+20h] |
||
1383 | push edi |
||
1384 | rep movsb |
||
1385 | jmp dword [esp] |
||
1386 | pop esi |
||
1387 | add esi, [eax] |
||
1388 | xor edi, edi |
||
1389 | mxp_nrv_sig_size = $ - mxp_nrv_sig |
||
1390 | |||
1391 | mxp_sig: |
||
1392 | mov ecx, 1CBh |
||
1393 | push 46h |
||
1394 | pop esi |
||
1395 | mov edi, [20h] |
||
1396 | rep movsb |
||
1397 | mov ecx, [24h] |
||
1398 | rep movsb |
||
1399 | jmp dword [20h] |
||
1400 | mov eax, [20h] |
||
1401 | add eax, 1CBh |
||
1402 | push eax |
||
1403 | push dword [24h] |
||
1404 | push 0 |
||
1405 | push 8 |
||
1406 | call $+0x25 |
||
1407 | mxp_sig_size = $ - mxp_sig |
||
1408 | |||
1409 | mxp_lzo_sig1: |
||
1410 | xor eax, eax |
||
1411 | mov ebp, 0FFh |
||
1412 | mov ecx, 175h |
||
1413 | mov [eax], ecx |
||
1414 | add ecx, [eax+24h] |
||
1415 | push 45h |
||
1416 | pop esi |
||
1417 | mov edi, [eax+20h] |
||
1418 | push edi |
||
1419 | rep movsb |
||
1420 | jmp dword [esp] |
||
1421 | pop ebx |
||
1422 | add ebx, [eax] |
||
1423 | xor edi, edi |
||
1424 | cmp byte [ebx], 11h |
||
1425 | jbe $+0x1A |
||
1426 | mxp_lzo_sig1_size = $ - mxp_lzo_sig1 |
||
1427 | mxp_lzo_sig2: |
||
1428 | xor eax, eax |
||
1429 | mov ebp, 0FFh |
||
1430 | mov ecx, 188h ; or 177h |
||
1431 | mov [eax], ecx |
||
1432 | add ecx, [eax+24h] |
||
1433 | push 44h |
||
1434 | pop esi |
||
1435 | mov edi, [eax+20h] |
||
1436 | rep movsb |
||
1437 | jmp dword [eax+20h] |
||
1438 | mov ebx, [eax+20h] |
||
1439 | add ebx, [eax] |
||
1440 | mxp_lzo_sig2_size = $ - mxp_lzo_sig2 |
||
1441 | |||
1442 | OnReload: |
||
1443 | cmp [debuggee_pid], 0 |
||
1444 | jnz terminate_reload |
||
1445 | mov esi, need_debuggee |
||
1446 | cmp byte [loadname], 0 |
||
1447 | jnz do_reload |
||
1448 | jz put_message |
||
1449 | terminate_reload: |
||
1450 | mov [bReload], 1 |
||
1451 | OnTerminate: |
||
1452 | mov ecx, [debuggee_pid] |
||
1453 | push 8 |
||
1454 | pop ebx |
||
1455 | push 69 |
||
1456 | pop eax |
||
485 | heavyiron | 1457 | mcall |
205 | heavyiron | 1458 | ret |
1459 | |||
1460 | AfterSuspend: |
||
1461 | mov [bSuspended], 1 |
||
1462 | call get_new_context |
||
1463 | call get_dump |
||
1464 | call redraw_title |
||
1465 | call redraw_registers |
||
1466 | call redraw_dump |
||
1467 | call update_disasm_eip |
||
1468 | ret |
||
1469 | |||
1470 | OnSuspend: |
||
1471 | mov ecx, [debuggee_pid] |
||
1472 | push 4 |
||
1473 | pop ebx |
||
1474 | push 69 |
||
1475 | pop eax |
||
485 | heavyiron | 1476 | mcall |
205 | heavyiron | 1477 | call AfterSuspend |
1478 | mov esi, aSuspended |
||
1479 | jmp put_message |
||
1480 | DoResume: |
||
1481 | mov ecx, [debuggee_pid] |
||
1482 | push 5 |
||
1483 | pop ebx |
||
1484 | push 69 |
||
1485 | pop eax |
||
485 | heavyiron | 1486 | mcall |
205 | heavyiron | 1487 | mov [bSuspended], 0 |
1488 | ret |
||
1489 | OnResume: |
||
1490 | mov esi, [curarg] |
||
1491 | cmp byte [esi], 0 |
||
1492 | jz GoOn |
||
1493 | call calc_expression |
||
1494 | jc .ret |
||
1495 | mov eax, ebp |
||
1496 | push eax |
||
1497 | call find_enabled_breakpoint |
||
1498 | pop eax |
||
1499 | jz GoOn |
||
1500 | mov bl, 5 ; valid enabled one-shot |
||
1501 | call add_breakpoint |
||
1502 | jnc GoOn |
||
1503 | mov esi, aBreakpointLimitExceeded |
||
1504 | call put_message |
||
1505 | .ret: |
||
1506 | ret |
||
1507 | GoOn: |
||
1508 | ; test for enabled breakpoint at eip |
||
1509 | mov eax, [_eip] |
||
1510 | call find_enabled_breakpoint |
||
1511 | jnz .nobreak |
||
1512 | ; temporarily disable breakpoint, make step, enable breakpoint, continue |
||
1513 | inc eax |
||
1514 | mov [temp_break], eax |
||
1515 | mov [bAfterGo], 1 |
||
1516 | dec eax |
||
1517 | call disable_breakpoint |
||
1518 | call get_context |
||
1519 | or byte [_eflags+1], 1 ; set TF |
||
1520 | call set_context |
||
1521 | and byte [_eflags+1], not 1 |
||
1522 | call DoResume |
||
1523 | ret |
||
1524 | .nobreak: |
||
1525 | call DoResume |
||
1526 | call redraw_title |
||
1527 | call redraw_registers |
||
1528 | call redraw_dump |
||
1529 | ret |
||
1530 | OnDetach: |
||
1531 | mov ecx, [debuggee_pid] |
||
1532 | push 3 |
||
1533 | pop ebx |
||
1534 | push 69 |
||
1535 | pop eax |
||
485 | heavyiron | 1536 | mcall |
205 | heavyiron | 1537 | and [debuggee_pid], 0 |
1538 | call redraw_title |
||
1539 | call redraw_registers |
||
1540 | call redraw_dump |
||
542 | diamond | 1541 | call free_symbols |
205 | heavyiron | 1542 | mov esi, aContinued |
1543 | jmp put_message |
||
1544 | |||
1545 | after_go_exception: |
||
1546 | push eax |
||
1547 | mov eax, [temp_break] |
||
1548 | dec eax |
||
1549 | push esi |
||
1550 | call enable_breakpoint |
||
1551 | ; in any case, clear TF and RF |
||
1552 | call get_new_context |
||
1553 | and [_eflags], not 10100h ; clear TF,RF |
||
1554 | call set_context |
||
1555 | xor edx, edx |
||
1556 | mov [temp_break], edx |
||
1557 | xchg dl, [bAfterGo] |
||
1558 | pop esi |
||
1559 | pop eax |
||
1560 | cmp dl, 2 |
||
1561 | jnz @f |
||
1562 | lodsd |
||
1563 | push esi |
||
1564 | call get_dump |
||
1565 | jmp exception.done |
||
1566 | @@: test eax, eax |
||
1567 | jz .notint1 |
||
1568 | ; if exception is result of single step, simply ignore it and continue |
||
1569 | test dword [esi], 0xF |
||
1570 | jnz dbgmsgstart.5 |
||
1571 | lodsd |
||
1572 | push esi |
||
1573 | mov esi, oldcontext |
||
1574 | mov edi, context |
||
1575 | mov ecx, 28h/4 |
||
1576 | rep movsd |
||
1577 | call DoResume |
||
1578 | jmp dbgmsgend |
||
1579 | .notint1: |
||
1580 | ; in other case, work as without temp_break |
||
1581 | lodsd |
||
1582 | push esi |
||
1583 | push eax |
||
1584 | jmp exception.4 |
||
1585 | .notour: |
||
1586 | |||
1587 | debugmsg: |
||
1588 | neg [dbgbufsize] |
||
1589 | mov esi, dbgbuf |
||
1590 | dbgmsgstart: |
||
1591 | lodsd |
||
1592 | ; push eax esi |
||
1593 | ; push dword [esi] |
||
1594 | ; mov esi, dbgmsg_str |
||
1595 | ; call put_message_nodraw |
||
1596 | ; pop esi eax |
||
1597 | add esi, 4 |
||
1598 | dec eax |
||
1599 | jz exception |
||
1600 | dec eax |
||
1601 | jz terminated |
||
1602 | mov [bSuspended], 1 |
||
1603 | cmp [bAfterGo], 0 |
||
1604 | jnz after_go_exception |
||
1605 | push esi |
||
1606 | call get_new_context |
||
1607 | and [_eflags], not 10100h ; clear TF,RF |
||
1608 | call set_context |
||
1609 | pop esi |
||
1610 | .5: |
||
1611 | push esi |
||
1612 | call get_dump |
||
1613 | pop esi |
||
1614 | lodsd |
||
1615 | xor ecx, ecx |
||
1616 | .6: |
||
1617 | bt eax, ecx |
||
1618 | jnc .7 |
||
1619 | mov ebx, [drx_break+ecx*4] |
||
1620 | test ebx, ebx |
||
1621 | jz .7 |
||
1622 | pushad |
||
1623 | dec ebx |
||
1624 | push ebx |
||
1625 | mov esi, aBreakStop |
||
1626 | call put_message_nodraw |
||
1627 | popad |
||
1628 | .7: |
||
1629 | inc ecx |
||
1630 | cmp cl, 4 |
||
1631 | jb .6 |
||
1632 | push esi |
||
1633 | jmp exception.done_draw |
||
1634 | terminated: |
||
1635 | push esi |
||
1636 | mov esi, terminated_msg |
||
1637 | call put_message |
||
1638 | and [debuggee_pid], 0 |
||
1639 | and [temp_break], 0 |
||
1640 | mov [bAfterGo], 0 |
||
1641 | xor eax, eax |
||
1642 | mov ecx, breakpoints_n*6/4+4 |
||
1643 | mov edi, breakpoints |
||
1644 | rep stosd |
||
1645 | cmp [bReload], 1 |
||
1646 | sbb [bReload], -1 |
||
542 | diamond | 1647 | jnz exception.done |
1648 | call free_symbols |
||
205 | heavyiron | 1649 | jmp exception.done |
1650 | exception: |
||
1651 | mov [bSuspended], 1 |
||
1652 | cmp [bAfterGo], 0 |
||
1653 | jnz after_go_exception |
||
1654 | lodsd |
||
1655 | push esi |
||
1656 | push eax |
||
1657 | call get_new_context |
||
1658 | and [_eflags], not 10100h ; clear TF,RF |
||
1659 | call set_context |
||
1660 | .4: |
||
1661 | call get_dump |
||
1662 | pop eax |
||
1663 | ; int3 command generates exception 0D, #GP |
||
1664 | push eax |
||
1665 | cmp al, 0Dh |
||
1666 | jnz .notdbg |
||
1667 | ; check for 0xCC byte at eip |
||
1668 | push 0 |
||
1669 | push 69 |
||
1670 | pop eax |
||
1671 | push 6 |
||
1672 | pop ebx |
||
1673 | mov ecx, [debuggee_pid] |
||
1674 | mov edi, esp |
||
1675 | mov esi, [_eip] |
||
1676 | push 1 |
||
1677 | pop edx |
||
485 | heavyiron | 1678 | mcall |
205 | heavyiron | 1679 | pop eax |
1680 | cmp al, 0xCC |
||
1681 | jnz .notdbg |
||
1682 | ; this is either dbg breakpoint or int3 cmd in debuggee |
||
1683 | mov eax, [_eip] |
||
1684 | call find_enabled_breakpoint |
||
1685 | jnz .user_int3 |
||
1686 | ; dbg breakpoint; clear if one-shot |
||
1687 | pop ecx |
||
1688 | push eax |
||
1689 | mov esi, aBreakStop |
||
1690 | test byte [edi+4], 4 |
||
1691 | jz .put_msg_eax |
||
1692 | pop ecx |
||
1693 | call clear_breakpoint |
||
1694 | jmp .done |
||
1695 | .user_int3: |
||
1696 | mov eax, [_eip] |
||
1697 | inc [_eip] |
||
1698 | pop ecx |
||
1699 | push eax |
||
1700 | call set_context |
||
1701 | mov esi, aUserBreak |
||
1702 | jmp .put_msg_eax |
||
1703 | .notdbg: |
||
1704 | mov esi, aException |
||
1705 | .put_msg_eax: |
||
1706 | call put_message_nodraw |
||
1707 | .done_draw: |
||
1708 | call draw_messages |
||
1709 | .done: |
||
1710 | push 18 |
||
1711 | pop eax |
||
1712 | push 3 |
||
1713 | pop ebx |
||
1714 | mov ecx, [dbgwnd] |
||
485 | heavyiron | 1715 | mcall ; activate dbg window |
205 | heavyiron | 1716 | call redraw_title |
1717 | call redraw_registers |
||
1718 | call redraw_dump |
||
1719 | call update_disasm_eip |
||
1720 | dbgmsgend: |
||
1721 | pop esi |
||
1722 | mov ecx, [dbgbuflen] |
||
1723 | add ecx, dbgbuf |
||
1724 | cmp esi, ecx |
||
1725 | jnz dbgmsgstart |
||
1726 | and [dbgbuflen], 0 |
||
1727 | neg [dbgbufsize] |
||
1728 | cmp [bReload], 2 |
||
1729 | jnz @f |
||
1730 | mov [bReload], 0 |
||
1731 | call do_reload |
||
1732 | @@: |
||
1733 | jmp waitevent |
||
1734 | |||
1735 | CtrlF7: |
||
1736 | cmp [debuggee_pid], 0 |
||
1737 | jz .no |
||
1738 | call OnStep |
||
1739 | .no: |
||
1740 | jmp waitevent |
||
1741 | CtrlF8: |
||
1742 | cmp [debuggee_pid], 0 |
||
1743 | jz CtrlF7.no |
||
1744 | call OnProceed |
||
1745 | jmp CtrlF7.no |
||
1746 | |||
1747 | OnStep: |
||
1748 | cmp [bSuspended], 0 |
||
1749 | jz .running |
||
1750 | call get_context |
||
1751 | or byte [_eflags+1], 1 ; set TF |
||
1752 | call set_context |
||
1753 | and byte [_eflags+1], not 1 |
||
1754 | ; if instruction at eip is "int xx", set one-shot breakpoint immediately after |
||
1755 | mov eax, [_eip] |
||
1756 | call find_enabled_breakpoint |
||
1757 | jnz @f |
||
1758 | cmp byte [edi+5], 0xCD |
||
1759 | jz .int |
||
1760 | @@: |
||
1761 | push 0 |
||
1762 | push 69 |
||
1763 | pop eax |
||
1764 | push 6 |
||
1765 | pop ebx |
||
1766 | mov ecx, [debuggee_pid] |
||
1767 | push 3 |
||
1768 | pop edx |
||
1769 | mov edi, esp |
||
1770 | mov esi, [_eip] |
||
485 | heavyiron | 1771 | mcall |
205 | heavyiron | 1772 | cmp eax, edx |
1773 | pop eax |
||
1774 | jnz .doit |
||
1775 | cmp al, 0xCD |
||
1776 | jz .int |
||
410 | diamond | 1777 | cmp ax, 0x050F |
542 | diamond | 1778 | jz .syscall |
410 | diamond | 1779 | cmp ax, 0x340F |
542 | diamond | 1780 | jz .sysenter |
205 | heavyiron | 1781 | ; resume process |
1782 | .doit: |
||
1783 | call GoOn |
||
1784 | cmp [bAfterGo], 0 |
||
1785 | jz @f |
||
1786 | mov [bAfterGo], 2 |
||
1787 | @@: |
||
1788 | ret |
||
542 | diamond | 1789 | .sysenter: ; return address is [ebp-4] |
1790 | push 0 |
||
1791 | push 69 |
||
1792 | pop eax |
||
1793 | inc edx ; read 4 bytes |
||
1794 | mov esi, [_ebp] |
||
1795 | sub esi, 4 |
||
1796 | mcall |
||
1797 | cmp eax, edx |
||
1798 | pop eax |
||
1799 | jnz .syscall |
||
1800 | push eax |
||
1801 | and byte [_eflags+1], not 1 |
||
1802 | call set_context |
||
1803 | pop eax |
||
1804 | jmp @f |
||
1805 | .syscall: |
||
410 | diamond | 1806 | and byte [_eflags+1], not 1 ; clear TF - avoid system halt (!) |
1807 | call set_context |
||
205 | heavyiron | 1808 | .int: |
1809 | mov eax, [_eip] |
||
1810 | inc eax |
||
1811 | inc eax |
||
542 | diamond | 1812 | @@: |
205 | heavyiron | 1813 | push eax |
1814 | call find_enabled_breakpoint |
||
1815 | pop eax |
||
1816 | jz .doit |
||
1817 | ; there is no enabled breakpoint yet; set temporary breakpoint |
||
1818 | mov bl, 5 |
||
1819 | call add_breakpoint |
||
1820 | jmp .doit |
||
1821 | .running: |
||
1822 | mov esi, aRunningErr |
||
1823 | jmp put_message |
||
1824 | |||
1825 | OnProceed: |
||
1826 | cmp [bSuspended], 0 |
||
1827 | jz OnStep.running |
||
1828 | mov esi, [_eip] |
||
1829 | @@: |
||
1830 | call get_byte_nobreak |
||
1831 | jc OnStep |
||
1832 | inc esi |
||
1833 | ; skip prefixes |
||
1834 | call is_prefix |
||
1835 | jz @b |
||
1836 | cmp al, 0xE8 ; call |
||
1837 | jnz @f |
||
1838 | add esi, 4 |
||
1839 | jmp .doit |
||
1840 | @@: ; A4,A5 = movs, A6,A7=cmps |
||
1841 | cmp al, 0xA4 |
||
1842 | jb @f |
||
1843 | cmp al, 0xA8 |
||
1844 | jb .doit |
||
1845 | @@: ; AA,AB=stos, AC,AD=lods, AE,AF=scas |
||
1846 | cmp al, 0xAA |
||
1847 | jb @f |
||
1848 | cmp al, 0xB0 |
||
1849 | jb .doit |
||
1850 | @@: ; E0=loopnz,E1=loopz,E2=loop |
||
1851 | cmp al, 0xE0 |
||
1852 | jb .noloop |
||
1853 | cmp al, 0xE2 |
||
1854 | ja .noloop |
||
1855 | inc esi |
||
1856 | jmp .doit |
||
1857 | .noloop: ; FF /2 = call |
||
1858 | cmp al, 0xFF |
||
1859 | jnz OnStep |
||
1860 | call get_byte_nobreak |
||
1861 | jc OnStep |
||
1862 | inc esi |
||
1863 | mov cl, al |
||
1864 | and al, 00111000b |
||
1865 | cmp al, 00010000b |
||
1866 | jnz OnStep |
||
1867 | ; skip instruction |
||
1868 | mov al, cl |
||
1869 | and eax, 7 |
||
1870 | shr cl, 6 |
||
1871 | jz .mod0 |
||
1872 | jp .doit |
||
1873 | cmp al, 4 |
||
1874 | jnz @f |
||
1875 | inc esi |
||
1876 | @@: |
||
1877 | inc esi |
||
1878 | dec cl |
||
1879 | jz @f |
||
1880 | add esi, 3 |
||
1881 | @@: |
||
1882 | jmp .doit |
||
1883 | .mod0: |
||
1884 | cmp al, 4 |
||
1885 | jnz @f |
||
1886 | call get_byte_nobreak |
||
1887 | jc OnStep |
||
1888 | inc esi |
||
1889 | and al, 7 |
||
1890 | @@: |
||
1891 | cmp al, 5 |
||
1892 | jnz .doit |
||
1893 | add esi, 4 |
||
1894 | .doit: |
||
1895 | ; insert one-shot breakpoint at esi and resume |
||
1896 | call get_byte_nobreak |
||
1897 | jc OnStep |
||
1898 | mov eax, esi |
||
1899 | call find_enabled_breakpoint |
||
1900 | jz .ret |
||
1901 | mov eax, esi |
||
1902 | mov bl, 5 |
||
1903 | call add_breakpoint |
||
1904 | jmp OnStep.doit |
||
1905 | .ret: |
||
1906 | ret |
||
1907 | |||
1908 | get_byte_nobreak: |
||
1909 | mov eax, esi |
||
1910 | call find_enabled_breakpoint |
||
1911 | jnz .nobreak |
||
1912 | mov al, [edi+5] |
||
1913 | clc |
||
1914 | ret |
||
1915 | .nobreak: |
||
1916 | push 69 |
||
1917 | pop eax |
||
1918 | push 6 |
||
1919 | pop ebx |
||
1920 | mov ecx, [debuggee_pid] |
||
1921 | xor edx, edx |
||
1922 | push edx |
||
1923 | inc edx |
||
1924 | mov edi, esp |
||
485 | heavyiron | 1925 | mcall |
205 | heavyiron | 1926 | dec eax |
1927 | clc |
||
1928 | jz @f |
||
1929 | stc |
||
1930 | @@: pop eax |
||
1931 | ret |
||
1932 | |||
1933 | is_prefix: |
||
1934 | cmp al, 0x64 ; fs: |
||
1935 | jz .ret |
||
1936 | cmp al, 0x65 ; gs: |
||
1937 | jz .ret |
||
1938 | cmp al, 0x66 ; use16/32 |
||
1939 | jz .ret |
||
1940 | cmp al, 0x67 ; addr16/32 |
||
1941 | jz .ret |
||
1942 | cmp al, 0xF0 ; lock |
||
1943 | jz .ret |
||
1944 | cmp al, 0xF2 ; repnz |
||
1945 | jz .ret |
||
1946 | cmp al, 0xF3 ; rep(z) |
||
1947 | jz .ret |
||
1948 | cmp al, 0x2E ; cs: |
||
1949 | jz .ret |
||
1950 | cmp al, 0x36 ; ss: |
||
1951 | jz .ret |
||
1952 | cmp al, 0x3E ; ds: |
||
1953 | jz .ret |
||
1954 | cmp al, 0x26 ; es: |
||
1955 | .ret: ret |
||
1956 | |||
1957 | token_end equ 1 |
||
1958 | token_reg equ 2 |
||
1959 | token_hex equ 3 |
||
1960 | token_add equ 4 |
||
1961 | token_sub equ 5 |
||
1962 | token_mul equ 6 |
||
1963 | token_div equ 7 |
||
1964 | token_lp equ 8 |
||
1965 | token_rp equ 9 |
||
1966 | token_err equ -1 |
||
1967 | |||
1968 | is_hex_digit: |
||
1969 | cmp al, '0' |
||
1970 | jb .no |
||
1971 | cmp al, '9' |
||
1972 | jbe .09 |
||
1973 | cmp al, 'A' |
||
1974 | jb .no |
||
1975 | cmp al, 'F' |
||
1976 | jbe .AF |
||
1977 | cmp al, 'a' |
||
1978 | jb .no |
||
1979 | cmp al, 'f' |
||
1980 | jbe .af |
||
1981 | .no: |
||
1982 | stc |
||
1983 | ret |
||
1984 | .09: |
||
1985 | sub al, '0' |
||
1986 | ; clc |
||
1987 | ret |
||
1988 | .AF: |
||
1989 | sub al, 'A'-10 |
||
1990 | ; clc |
||
1991 | ret |
||
1992 | .af: |
||
1993 | sub al, 'a'-10 |
||
1994 | ; clc |
||
1995 | ret |
||
1996 | |||
1997 | find_reg: |
||
1998 | mov edi, reg_table |
||
1999 | .findreg: |
||
2000 | movzx ecx, byte [edi] |
||
2001 | stc |
||
2002 | jecxz .regnotfound |
||
2003 | inc edi |
||
2004 | push esi edi ecx |
||
2005 | @@: |
||
2006 | lodsb |
||
2007 | or al, 20h |
||
2008 | scasb |
||
2009 | loopz @b |
||
2010 | pop ecx edi esi |
||
2011 | lea edi, [edi+ecx+1] |
||
2012 | jnz .findreg |
||
2013 | movzx edi, byte [edi-1] |
||
2014 | add esi, ecx |
||
2015 | .regnotfound: |
||
2016 | ret |
||
2017 | |||
2018 | expr_get_token: |
||
2019 | lodsb |
||
2020 | cmp al, 0 |
||
2021 | jz .end_token |
||
2022 | cmp al, ' ' |
||
2023 | jbe expr_get_token |
||
2024 | cmp al, '+' |
||
2025 | jz .add |
||
2026 | cmp al, '-' |
||
2027 | jz .sub |
||
2028 | cmp al, '*' |
||
2029 | jz .mul |
||
2030 | cmp al, '/' |
||
2031 | jz .div |
||
2032 | cmp al, '(' |
||
2033 | jz .lp |
||
2034 | cmp al, ')' |
||
2035 | jnz .notsign |
||
2036 | .rp: |
||
2037 | mov al, token_rp |
||
2038 | ret |
||
2039 | .div: |
||
2040 | mov al, token_div |
||
2041 | ret |
||
2042 | .end_token: |
||
2043 | mov al, token_end |
||
2044 | ret |
||
2045 | .add: |
||
2046 | mov al, token_add |
||
2047 | ret |
||
2048 | .sub: |
||
2049 | mov al, token_sub |
||
2050 | ret |
||
2051 | .mul: |
||
2052 | mov al, token_mul |
||
2053 | ret |
||
2054 | .lp: |
||
2055 | mov al, token_lp |
||
2056 | ret |
||
2057 | .notsign: |
||
2058 | dec esi |
||
2059 | call find_reg |
||
2060 | jc .regnotfound |
||
2061 | mov al, token_reg |
||
2062 | ret |
||
2063 | .regnotfound: |
||
542 | diamond | 2064 | ; test for symbol |
2065 | push esi |
||
2066 | @@: |
||
2067 | lodsb |
||
2068 | cmp al, ' ' |
||
2069 | ja @b |
||
2070 | push eax |
||
2071 | mov byte [esi], 0 |
||
2072 | xchg esi, [esp+4] |
||
2073 | call find_symbol_name |
||
2074 | mov edi, eax |
||
2075 | pop eax |
||
2076 | xchg esi, [esp] |
||
2077 | mov byte [esi], al |
||
2078 | jc @f |
||
2079 | add esp, 4 |
||
2080 | mov al, token_hex |
||
2081 | ret |
||
2082 | @@: |
||
2083 | pop esi |
||
205 | heavyiron | 2084 | ; test for hex number |
2085 | xor ecx, ecx |
||
2086 | xor edi, edi |
||
2087 | xor eax, eax |
||
2088 | @@: |
||
2089 | lodsb |
||
2090 | call is_hex_digit |
||
2091 | jc @f |
||
2092 | shl edi, 4 |
||
2093 | or edi, eax |
||
2094 | inc ecx |
||
2095 | jmp @b |
||
2096 | @@: |
||
2097 | dec esi |
||
2098 | jecxz .err |
||
2099 | cmp ecx, 8 |
||
2100 | ja .err |
||
2101 | mov al, token_hex |
||
2102 | ret |
||
2103 | .err: |
||
2104 | mov al, token_err |
||
2105 | mov esi, aParseError |
||
2106 | ret |
||
2107 | |||
2108 | expr_read2: |
||
2109 | cmp al, token_hex |
||
2110 | jz .hex |
||
2111 | cmp al, token_reg |
||
2112 | jz .reg |
||
2113 | cmp al, token_lp |
||
2114 | jz .lp |
||
2115 | mov al, token_err |
||
2116 | mov esi, aParseError |
||
2117 | ret |
||
2118 | .hex: |
||
2119 | mov ebp, edi |
||
2120 | .ret: |
||
2121 | jmp expr_get_token |
||
2122 | .reg: |
||
2123 | cmp edi, 24 |
||
2124 | jz .eip |
||
2125 | sub edi, 4 |
||
2126 | jb .8lo |
||
2127 | sub edi, 4 |
||
2128 | jb .8hi |
||
2129 | sub edi, 8 |
||
2130 | jb .16 |
||
2131 | mov ebp, [_eax+edi*4] |
||
2132 | jmp .ret |
||
2133 | .16: |
||
2134 | movzx ebp, word [_eax+(edi+8)*4] |
||
2135 | jmp .ret |
||
2136 | .8lo: |
||
2137 | movzx ebp, byte [_eax+(edi+4)*4] |
||
2138 | jmp .ret |
||
2139 | .8hi: |
||
2140 | movzx ebp, byte [_eax+(edi+4)*4+1] |
||
2141 | jmp .ret |
||
2142 | .eip: |
||
2143 | mov ebp, [_eip] |
||
2144 | jmp .ret |
||
2145 | .lp: |
||
2146 | call expr_get_token |
||
2147 | call expr_read0 |
||
2148 | cmp al, token_err |
||
2149 | jz @f |
||
2150 | cmp al, token_rp |
||
2151 | jz expr_get_token |
||
2152 | mov al, token_err |
||
2153 | mov esi, aParseError |
||
2154 | @@: ret |
||
2155 | |||
2156 | expr_read1: |
||
2157 | call expr_read2 |
||
2158 | .1: |
||
2159 | cmp al, token_mul |
||
2160 | jz .mul |
||
2161 | cmp al, token_div |
||
2162 | jz .div |
||
2163 | ret |
||
2164 | .mul: |
||
2165 | push ebp |
||
2166 | call expr_get_token |
||
2167 | call expr_read2 |
||
2168 | pop edx |
||
2169 | ; ebp := edx*ebp |
||
2170 | imul ebp, edx |
||
2171 | jmp .1 |
||
2172 | .div: |
||
2173 | push ebp |
||
2174 | call expr_get_token |
||
2175 | call expr_read2 |
||
2176 | pop edx |
||
2177 | ; ebp := edx/ebp |
||
2178 | test ebp, ebp |
||
2179 | jz .div0 |
||
2180 | push eax |
||
2181 | xor eax, eax |
||
2182 | xchg eax, edx |
||
2183 | div ebp |
||
2184 | xchg eax, ebp |
||
2185 | pop eax |
||
2186 | jmp .1 |
||
2187 | .div0: |
||
2188 | mov al, token_err |
||
2189 | mov esi, aDivByZero |
||
2190 | ret |
||
2191 | |||
2192 | expr_read0: |
||
2193 | xor ebp, ebp |
||
2194 | cmp al, token_add |
||
2195 | jz .add |
||
2196 | cmp al, token_sub |
||
2197 | jz .sub |
||
2198 | call expr_read1 |
||
2199 | .1: |
||
2200 | cmp al, token_add |
||
2201 | jz .add |
||
2202 | cmp al, token_sub |
||
2203 | jz .sub |
||
2204 | ret |
||
2205 | .add: |
||
2206 | push ebp |
||
2207 | call expr_get_token |
||
2208 | call expr_read1 |
||
2209 | pop edx |
||
2210 | ; ebp := edx+ebp |
||
2211 | add ebp, edx |
||
2212 | jmp .1 |
||
2213 | .sub: |
||
2214 | push ebp |
||
2215 | call expr_get_token |
||
2216 | call expr_read1 |
||
2217 | pop edx |
||
2218 | ; ebp := edx-ebp |
||
2219 | xchg edx, ebp |
||
2220 | sub ebp, edx |
||
2221 | jmp .1 |
||
2222 | |||
2223 | calc_expression: |
||
2224 | ; in: esi->expression |
||
2225 | ; out: CF=1 if error |
||
2226 | ; CF=0 and ebp=value if ok |
||
2227 | call expr_get_token |
||
2228 | call expr_read0 |
||
2229 | cmp al, token_end |
||
2230 | jz .end |
||
2231 | cmp al, token_err |
||
2232 | jz @f |
||
2233 | mov esi, aParseError |
||
2234 | @@: |
||
2235 | call put_message |
||
2236 | stc |
||
2237 | ret |
||
2238 | .end: |
||
2239 | clc |
||
2240 | ret |
||
2241 | |||
2242 | OnCalc: |
||
2243 | mov esi, [curarg] |
||
2244 | call calc_expression |
||
2245 | jc .ret |
||
2246 | push ebp |
||
2247 | mov esi, calc_string |
||
2248 | call put_message_nodraw |
||
2249 | jmp draw_messages |
||
2250 | .ret: |
||
2251 | ret |
||
2252 | |||
2253 | OnDump: |
||
2254 | mov esi, [curarg] |
||
2255 | cmp byte [esi], 0 |
||
2256 | jnz .param |
||
2257 | add [dumppos], dump_height*10h |
||
2258 | jmp .doit |
||
2259 | .param: |
||
2260 | call calc_expression |
||
2261 | jc .ret |
||
2262 | mov [dumppos], ebp |
||
2263 | .doit: |
||
2264 | call get_dump |
||
2265 | call redraw_dump |
||
2266 | .ret: |
||
2267 | ret |
||
2268 | |||
2269 | OnUnassemble: |
||
2270 | mov esi, [curarg] |
||
2271 | cmp byte [esi], 0 |
||
2272 | jnz .param |
||
2273 | mov eax, [disasm_start_pos] |
||
2274 | mov ecx, disasm_height |
||
2275 | mov [disasm_cur_pos], eax |
||
542 | diamond | 2276 | .l: |
2277 | mov eax, [disasm_cur_pos] |
||
2278 | call find_symbol |
||
2279 | jc @f |
||
2280 | dec ecx |
||
2281 | jz .m |
||
205 | heavyiron | 2282 | @@: |
2283 | push ecx |
||
2284 | call disasm_instr |
||
2285 | pop ecx |
||
2286 | jc .err |
||
542 | diamond | 2287 | loop .l |
2288 | .m: |
||
205 | heavyiron | 2289 | mov eax, [disasm_cur_pos] |
2290 | jmp .doit |
||
2291 | .param: |
||
2292 | call calc_expression |
||
2293 | jc .ret |
||
2294 | mov eax, ebp |
||
2295 | .doit: |
||
2296 | push eax |
||
2297 | push [disasm_start_pos] |
||
2298 | mov [disasm_start_pos], eax |
||
2299 | call update_disasm |
||
2300 | pop [disasm_start_pos] |
||
2301 | pop eax |
||
2302 | cmp [disasm_cur_str], 0 |
||
2303 | jz @f |
||
2304 | mov [disasm_start_pos], eax |
||
2305 | .ret: |
||
2306 | ret |
||
2307 | @@: |
||
2308 | call update_disasm |
||
2309 | .err: |
||
2310 | mov esi, aInvAddr |
||
2311 | jmp put_message |
||
2312 | |||
2313 | OnReg: |
||
2314 | mov esi, [curarg] |
||
2315 | call skip_spaces |
||
2316 | call find_reg |
||
2317 | jnc @f |
||
2318 | .err: |
||
2319 | mov esi, RSyntax |
||
2320 | jmp put_message |
||
2321 | @@: |
||
2322 | call skip_spaces |
||
2323 | test al, al |
||
2324 | jz .err |
||
2325 | cmp al, '=' |
||
2326 | jnz @f |
||
2327 | inc esi |
||
2328 | call skip_spaces |
||
2329 | test al, al |
||
2330 | jz .err |
||
2331 | @@: |
||
2332 | push edi |
||
2333 | call calc_expression |
||
2334 | pop edi |
||
2335 | jc .ret |
||
2336 | ; now edi=register id, ebp=value |
||
2337 | cmp [bSuspended], 0 |
||
2338 | mov esi, aRunningErr |
||
2339 | jz put_message |
||
2340 | xchg eax, ebp |
||
2341 | cmp edi, 24 |
||
2342 | jz .eip |
||
2343 | sub edi, 4 |
||
2344 | jb .8lo |
||
2345 | sub edi, 4 |
||
2346 | jb .8hi |
||
2347 | sub edi, 8 |
||
2348 | jb .16 |
||
2349 | mov [_eax+edi*4], eax |
||
2350 | jmp .ret |
||
2351 | .16: |
||
2352 | mov word [_eax+(edi+8)*4], ax |
||
2353 | jmp .ret |
||
2354 | .8lo: |
||
2355 | mov byte [_eax+(edi+4)*4], al |
||
2356 | jmp .ret |
||
2357 | .8hi: |
||
2358 | mov byte [_eax+(edi+4)*4+1], al |
||
2359 | jmp .ret |
||
2360 | .eip: |
||
2361 | mov [_eip], eax |
||
2362 | call update_disasm_eip |
||
2363 | .ret: |
||
2364 | call set_context |
||
2365 | jmp redraw_registers |
||
2366 | |||
2367 | ; Breakpoints manipulation |
||
2368 | OnBp: |
||
2369 | mov esi, [curarg] |
||
2370 | call calc_expression |
||
2371 | jc .ret |
||
2372 | xchg eax, ebp |
||
2373 | push eax |
||
2374 | call find_breakpoint |
||
2375 | inc eax |
||
2376 | pop eax |
||
2377 | jz .notfound |
||
2378 | mov esi, aDuplicateBreakpoint |
||
2379 | jmp .sayerr |
||
2380 | .notfound: |
||
2381 | mov bl, 1 |
||
2382 | call add_breakpoint |
||
2383 | jnc .ret |
||
2384 | mov esi, aBreakpointLimitExceeded |
||
2385 | .sayerr: |
||
2386 | call put_message |
||
2387 | .ret: |
||
2388 | jmp redraw_disasm |
||
2389 | |||
2390 | OnBpmb: |
||
2391 | mov dh, 0011b |
||
2392 | jmp DoBpm |
||
2393 | OnBpmw: |
||
2394 | mov dh, 0111b |
||
2395 | jmp DoBpm |
||
2396 | OnBpmd: |
||
2397 | mov dh, 1111b |
||
2398 | DoBpm: |
||
2399 | mov esi, [curarg] |
||
2400 | cmp byte [esi], 'w' |
||
2401 | jnz @f |
||
2402 | and dh, not 2 |
||
2403 | inc esi |
||
2404 | @@: |
||
2405 | push edx |
||
2406 | call calc_expression |
||
2407 | pop edx |
||
2408 | jnc @f |
||
2409 | ret |
||
2410 | @@: |
||
2411 | ; ebp=expression, dh=flags |
||
2412 | movzx eax, dh |
||
2413 | shr eax, 2 |
||
2414 | test ebp, eax |
||
2415 | jz @f |
||
2416 | mov esi, aUnaligned |
||
2417 | jmp put_message |
||
2418 | @@: |
||
2419 | mov eax, ebp |
||
2420 | mov bl, 0Bh |
||
2421 | call add_breakpoint |
||
2422 | jnc @f |
||
2423 | mov esi, aBreakpointLimitExceeded |
||
2424 | jmp put_message |
||
2425 | @@: |
||
2426 | ; now find index |
||
2427 | push eax |
||
2428 | xor ecx, ecx |
||
2429 | .l1: |
||
2430 | cmp [drx_break+ecx*4], 0 |
||
2431 | jnz .l2 |
||
2432 | push 69 |
||
2433 | pop eax |
||
2434 | push ecx |
||
2435 | mov dl, cl |
||
2436 | mov ecx, [debuggee_pid] |
||
2437 | mov esi, ebp |
||
2438 | push 9 |
||
2439 | pop ebx |
||
485 | heavyiron | 2440 | mcall |
205 | heavyiron | 2441 | test eax, eax |
2442 | jz .ok |
||
2443 | pop ecx |
||
2444 | .l2: |
||
2445 | inc ecx |
||
2446 | cmp ecx, 4 |
||
2447 | jb .l1 |
||
2448 | pop eax |
||
2449 | call clear_breakpoint |
||
2450 | mov esi, aBreakpointLimitExceeded |
||
2451 | jmp put_message |
||
2452 | .ok: |
||
2453 | pop ecx |
||
2454 | pop eax |
||
2455 | and byte [edi], not 2 ; breakpoint is enabled |
||
2456 | shl dl, 6 |
||
2457 | or dl, dh |
||
2458 | mov byte [edi+1], dl |
||
2459 | inc eax |
||
2460 | mov [drx_break+ecx*4], eax |
||
2461 | ret |
||
2462 | |||
2463 | OnBc: |
||
2464 | mov esi, [curarg] |
||
2465 | @@: call get_hex_number |
||
2466 | jc OnBp.ret |
||
2467 | call clear_breakpoint |
||
2468 | jmp @b |
||
2469 | |||
2470 | OnBd: |
||
2471 | mov esi, [curarg] |
||
2472 | @@: call get_hex_number |
||
2473 | jc OnBp.ret |
||
2474 | call disable_breakpoint |
||
2475 | jmp @b |
||
2476 | |||
2477 | OnBe: |
||
2478 | mov esi, [curarg] |
||
2479 | @@: call get_hex_number |
||
2480 | jc OnBp.ret |
||
2481 | push eax |
||
2482 | call find_enabled_breakpoint |
||
2483 | pop eax |
||
2484 | jz .err |
||
2485 | call enable_breakpoint |
||
2486 | jmp @b |
||
2487 | .err: |
||
2488 | mov esi, OnBeErrMsg |
||
2489 | jmp put_message |
||
2490 | |||
2491 | get_hex_number: |
||
2492 | call skip_spaces |
||
2493 | xor ecx, ecx |
||
2494 | xor edx, edx |
||
2495 | @@: |
||
2496 | lodsb |
||
2497 | call is_hex_digit |
||
2498 | jc .ret |
||
2499 | shl edx, 4 |
||
2500 | or dl, al |
||
2501 | inc ecx |
||
2502 | jmp @b |
||
2503 | .ret: |
||
2504 | dec esi |
||
2505 | cmp ecx, 1 |
||
2506 | xchg eax, edx |
||
2507 | ret |
||
2508 | |||
2509 | OnBl: |
||
2510 | mov esi, [curarg] |
||
2511 | cmp byte [esi], 0 |
||
2512 | jz .listall |
||
2513 | call get_hex_number |
||
2514 | jc .ret |
||
2515 | cmp eax, breakpoints_n |
||
2516 | jae .err |
||
2517 | push eax |
||
2518 | add eax, eax |
||
2519 | lea edi, [breakpoints + eax + eax*2] |
||
2520 | pop eax |
||
2521 | test byte [edi+4], 1 |
||
2522 | jz .err |
||
2523 | call show_break_info |
||
2524 | .ret: |
||
2525 | ret |
||
2526 | .err: |
||
2527 | mov esi, aInvalidBreak |
||
2528 | jmp put_message |
||
2529 | .listall: |
||
2530 | mov edi, breakpoints |
||
2531 | xor eax, eax |
||
2532 | @@: |
||
2533 | test byte [edi+4], 1 |
||
2534 | jz .cont |
||
2535 | push edi eax |
||
2536 | call show_break_info |
||
2537 | pop eax edi |
||
2538 | .cont: |
||
2539 | add edi, 6 |
||
2540 | inc eax |
||
2541 | cmp eax, breakpoints_n |
||
2542 | jb @b |
||
2543 | ret |
||
2544 | |||
2545 | show_break_info: |
||
2546 | push edi |
||
2547 | test byte [edi+4], 8 |
||
2548 | jnz .dr |
||
2549 | push dword [edi] |
||
2550 | push eax |
||
2551 | mov esi, aBreakNum |
||
2552 | call put_message_nodraw |
||
2553 | jmp .cmn |
||
2554 | .dr: |
||
2555 | push eax |
||
2556 | mov esi, aMemBreak1 |
||
2557 | call put_message_nodraw |
||
2558 | pop edi |
||
2559 | push edi |
||
2560 | mov esi, aMemBreak2 |
||
2561 | test byte [edi+5], 2 |
||
2562 | jz @f |
||
2563 | mov esi, aMemBreak3 |
||
2564 | @@: |
||
2565 | call put_message_nodraw |
||
2566 | pop edi |
||
2567 | push edi |
||
2568 | mov esi, aMemBreak6 |
||
2569 | test byte [edi+5], 8 |
||
2570 | jnz @f |
||
2571 | mov esi, aMemBreak5 |
||
2572 | test byte [edi+5], 4 |
||
2573 | jnz @f |
||
2574 | mov esi, aMemBreak4 |
||
2575 | @@: |
||
2576 | call put_message_nodraw |
||
2577 | pop edi |
||
2578 | push edi |
||
2579 | push dword [edi] |
||
2580 | mov esi, aMemBreak7 |
||
2581 | call put_message_nodraw |
||
2582 | .cmn: |
||
2583 | pop edi |
||
2584 | test byte [edi+4], 2 |
||
2585 | jz @f |
||
2586 | push edi |
||
2587 | mov esi, aDisabled |
||
2588 | call put_message_nodraw |
||
2589 | pop edi |
||
2590 | @@: |
||
2591 | test byte [edi+4], 4 |
||
2592 | jz @f |
||
2593 | mov esi, aOneShot |
||
2594 | call put_message_nodraw |
||
2595 | @@: |
||
2596 | mov esi, newline |
||
2597 | jmp put_message |
||
2598 | |||
2599 | add_breakpoint: |
||
2600 | ; in: eax=address, bl=flags |
||
2601 | ; out: CF=1 => error, CF=0 => eax=breakpoint number |
||
2602 | xor ecx, ecx |
||
2603 | mov edi, breakpoints |
||
2604 | @@: |
||
2605 | test byte [edi+4], 1 |
||
2606 | jz .found |
||
2607 | add edi, 6 |
||
2608 | inc ecx |
||
2609 | cmp ecx, breakpoints_n |
||
2610 | jb @b |
||
2611 | stc |
||
2612 | ret |
||
2613 | .found: |
||
2614 | stosd |
||
2615 | xchg eax, ecx |
||
2616 | mov [edi], bl |
||
2617 | test bl, 2 |
||
2618 | jnz @f |
||
2619 | or byte [edi], 2 |
||
2620 | push eax |
||
2621 | call enable_breakpoint |
||
2622 | pop eax |
||
2623 | @@: |
||
2624 | clc |
||
2625 | ret |
||
2626 | |||
2627 | clear_breakpoint: |
||
2628 | cmp eax, breakpoints_n |
||
2629 | jae .ret |
||
2630 | mov ecx, 4 |
||
2631 | inc eax |
||
2632 | .1: |
||
2633 | cmp [drx_break-4+ecx*4], eax |
||
2634 | jnz @f |
||
2635 | and [drx_break-4+ecx*4], 0 |
||
2636 | @@: loop .1 |
||
2637 | dec eax |
||
2638 | push eax |
||
2639 | add eax, eax |
||
2640 | lea edi, [breakpoints + eax + eax*2 + 4] |
||
2641 | test byte [edi], 1 |
||
2642 | pop eax |
||
2643 | jz .ret |
||
2644 | push edi |
||
2645 | call disable_breakpoint |
||
2646 | pop edi |
||
2647 | mov byte [edi], 0 |
||
2648 | .ret: |
||
2649 | ret |
||
2650 | |||
2651 | disable_breakpoint: |
||
2652 | cmp eax, breakpoints_n |
||
2653 | jae .ret |
||
2654 | add eax, eax |
||
2655 | lea edi, [breakpoints + eax + eax*2 + 5] |
||
2656 | test byte [edi-1], 1 |
||
2657 | jz .ret |
||
2658 | test byte [edi-1], 2 |
||
2659 | jnz .ret |
||
2660 | or byte [edi-1], 2 |
||
2661 | test byte [edi-1], 8 |
||
2662 | jnz .dr |
||
2663 | push esi |
||
2664 | push 7 |
||
2665 | pop ebx |
||
2666 | push 69 |
||
2667 | pop eax |
||
2668 | mov ecx, [debuggee_pid] |
||
2669 | xor edx, edx |
||
2670 | inc edx |
||
2671 | mov esi, [edi-5] |
||
485 | heavyiron | 2672 | mcall |
205 | heavyiron | 2673 | pop esi |
2674 | .ret: |
||
2675 | ret |
||
2676 | .dr: |
||
2677 | mov dl, [edi] |
||
2678 | shr dl, 6 |
||
2679 | mov dh, 80h |
||
2680 | push 69 |
||
2681 | pop eax |
||
2682 | push 9 |
||
2683 | pop ebx |
||
2684 | mov ecx, [debuggee_pid] |
||
485 | heavyiron | 2685 | mcall |
205 | heavyiron | 2686 | ret |
2687 | |||
2688 | enable_breakpoint: |
||
2689 | push esi |
||
2690 | cmp eax, breakpoints_n |
||
2691 | jae .ret |
||
2692 | add eax, eax |
||
2693 | lea edi, [breakpoints + eax + eax*2 + 5] |
||
2694 | test byte [edi-1], 1 |
||
2695 | jz .ret |
||
2696 | test byte [edi-1], 2 |
||
2697 | jz .ret |
||
2698 | and byte [edi-1], not 2 |
||
2699 | test byte [edi-1], 8 |
||
2700 | jnz .dr |
||
2701 | push 6 |
||
2702 | pop ebx |
||
2703 | push 69 |
||
2704 | pop eax |
||
2705 | mov esi, [edi-5] |
||
2706 | mov ecx, [debuggee_pid] |
||
2707 | xor edx, edx |
||
2708 | inc edx |
||
485 | heavyiron | 2709 | mcall |
205 | heavyiron | 2710 | dec eax |
2711 | jnz .err |
||
2712 | mov al, 69 |
||
2713 | push 0xCC |
||
2714 | mov edi, esp |
||
2715 | inc ebx |
||
485 | heavyiron | 2716 | mcall |
205 | heavyiron | 2717 | pop eax |
2718 | .ret: |
||
2719 | pop esi |
||
2720 | ret |
||
2721 | .err: |
||
2722 | or byte [edi-1], 2 |
||
2723 | mov esi, aBreakErr |
||
2724 | call put_message |
||
2725 | pop esi |
||
2726 | ret |
||
2727 | .dr: |
||
2728 | push 9 |
||
2729 | pop ebx |
||
2730 | push 69 |
||
2731 | pop eax |
||
2732 | mov esi, [edi-5] |
||
2733 | mov ecx, [debuggee_pid] |
||
2734 | mov dl, [edi] |
||
2735 | shr dl, 6 |
||
2736 | mov dh, [edi] |
||
2737 | and dh, 0xF |
||
485 | heavyiron | 2738 | mcall |
205 | heavyiron | 2739 | test eax, eax |
2740 | jnz .err |
||
2741 | pop esi |
||
2742 | ret |
||
2743 | |||
2744 | find_breakpoint: |
||
2745 | xor ecx, ecx |
||
2746 | xchg eax, ecx |
||
2747 | mov edi, breakpoints |
||
2748 | @@: |
||
2749 | test byte [edi+4], 1 |
||
2750 | jz .cont |
||
2751 | test byte [edi+4], 8 |
||
2752 | jnz .cont |
||
2753 | cmp [edi], ecx |
||
2754 | jz .found |
||
2755 | .cont: |
||
2756 | add edi, 6 |
||
2757 | inc eax |
||
2758 | cmp eax, breakpoints_n |
||
2759 | jb @b |
||
2760 | or eax, -1 |
||
2761 | .found: |
||
2762 | ret |
||
2763 | |||
2764 | find_enabled_breakpoint: |
||
2765 | xor ecx, ecx |
||
2766 | xchg eax, ecx |
||
2767 | mov edi, breakpoints |
||
2768 | @@: |
||
2769 | test byte [edi+4], 1 |
||
2770 | jz .cont |
||
2771 | test byte [edi+4], 2 or 8 |
||
2772 | jnz .cont |
||
2773 | cmp [edi], ecx |
||
2774 | jz .found |
||
2775 | .cont: |
||
2776 | add edi, 6 |
||
2777 | inc eax |
||
2778 | cmp eax, breakpoints_n |
||
2779 | jb @b |
||
2780 | or eax, -1 |
||
2781 | .found: |
||
2782 | ret |
||
2783 | |||
2784 | OnUnpack: |
||
2785 | ; program must be loaded - checked when command was parsed |
||
2786 | ; program must be stopped |
||
2787 | mov esi, aRunningErr |
||
2788 | cmp [bSuspended], 0 |
||
2789 | jz put_message |
||
2790 | ; all breakpoints must be disabled |
||
2791 | mov edi, breakpoints |
||
2792 | @@: |
||
2793 | test byte [edi+4], 1 |
||
2794 | jz .cont |
||
2795 | test byte [edi+4], 2 |
||
2796 | jnz .cont |
||
2797 | mov esi, aEnabledBreakErr |
||
2798 | jmp put_message |
||
2799 | .cont: |
||
2800 | add edi, 6 |
||
2801 | cmp edi, breakpoints+breakpoints_n*6 |
||
2802 | jb @b |
||
2803 | ; ok, now do it |
||
2804 | ; set breakpoint on 0xC dword access |
||
2805 | push 9 |
||
2806 | pop ebx |
||
2807 | mov ecx, [debuggee_pid] |
||
2808 | mov dx, 1111b*256 |
||
2809 | push 0xC |
||
2810 | pop esi |
||
2811 | @@: |
||
2812 | push 69 |
||
2813 | pop eax |
||
485 | heavyiron | 2814 | mcall |
205 | heavyiron | 2815 | test eax, eax |
2816 | jz .breakok |
||
2817 | inc edx |
||
2818 | cmp dl, 4 |
||
2819 | jb @b |
||
2820 | .breakok: |
||
2821 | call GoOn |
||
2822 | ; now wait for event |
||
2823 | .wait: |
||
2824 | push 10 |
||
2825 | pop eax |
||
485 | heavyiron | 2826 | mcall |
205 | heavyiron | 2827 | dec eax |
2828 | jz .redraw |
||
2829 | dec eax |
||
2830 | jz .key |
||
2831 | dec eax |
||
2832 | jnz .debug |
||
2833 | ; button; we have only one button, close |
||
2834 | or eax, -1 |
||
485 | heavyiron | 2835 | mcall |
205 | heavyiron | 2836 | .redraw: |
2837 | call draw_window |
||
2838 | jmp .wait |
||
2839 | .key: |
||
2840 | mov al, 2 |
||
485 | heavyiron | 2841 | mcall |
205 | heavyiron | 2842 | cmp ah, 3 ; Ctrl+C |
2843 | jnz .wait |
||
2844 | .userbreak: |
||
2845 | mov esi, aInterrupted |
||
2846 | .x1: |
||
2847 | push edx esi |
||
2848 | call put_message |
||
2849 | pop esi edx |
||
2850 | or dh, 80h |
||
2851 | push 69 |
||
2852 | pop eax |
||
2853 | push 9 |
||
2854 | pop ebx |
||
2855 | mov ecx, [debuggee_pid] |
||
485 | heavyiron | 2856 | mcall |
205 | heavyiron | 2857 | cmp esi, aUnpacked |
2858 | jnz OnSuspend |
||
2859 | jmp AfterSuspend |
||
2860 | .debug: |
||
2861 | cmp [dbgbuflen], 4*3 |
||
2862 | jnz .notour |
||
2863 | cmp dword [dbgbuf], 3 |
||
2864 | jnz .notour |
||
2865 | test byte [dbgbuf+8], 1 |
||
2866 | jnz .our |
||
2867 | .notour: |
||
2868 | mov esi, aInterrupted |
||
2869 | push edx |
||
2870 | call put_message |
||
2871 | pop edx |
||
2872 | or dh, 80h |
||
2873 | push 69 |
||
2874 | pop eax |
||
2875 | push 9 |
||
2876 | pop ebx |
||
2877 | mov ecx, [debuggee_pid] |
||
485 | heavyiron | 2878 | mcall |
205 | heavyiron | 2879 | jmp debugmsg |
2880 | .our: |
||
2881 | and [dbgbuflen], 0 |
||
2882 | push edx |
||
2883 | call get_context |
||
2884 | push eax |
||
2885 | mov al, 69 |
||
2886 | mov bl, 6 |
||
2887 | mov ecx, [debuggee_pid] |
||
2888 | mov edi, esp |
||
2889 | push 4 |
||
2890 | pop edx |
||
2891 | push 0xC |
||
2892 | pop esi |
||
485 | heavyiron | 2893 | mcall |
205 | heavyiron | 2894 | pop eax |
2895 | pop edx |
||
2896 | cmp eax, [_eip] |
||
2897 | jz .done |
||
2898 | call DoResume |
||
2899 | jmp .wait |
||
2900 | .done: |
||
2901 | mov esi, aUnpacked |
||
2902 | jmp .x1 |
||
2903 | |||
542 | diamond | 2904 | include 'sort.inc' |
2905 | compare: |
||
2906 | cmpsd |
||
2907 | jnz @f |
||
2908 | cmp esi, edi |
||
2909 | @@: ret |
||
2910 | compare2: |
||
2911 | cmpsd |
||
2912 | @@: |
||
2913 | cmpsb |
||
2914 | jnz @f |
||
2915 | cmp byte [esi], 0 |
||
2916 | jnz @b |
||
2917 | cmp esi, edi |
||
2918 | @@: |
||
2919 | ret |
||
2920 | |||
2921 | free_symbols: |
||
2922 | mov ecx, [symbols] |
||
2923 | jecxz @f |
||
2924 | mcall 68, 13 |
||
2925 | and [symbols], 0 |
||
2926 | and [num_symbols], 0 |
||
2927 | @@: |
||
2928 | ret |
||
2929 | |||
2930 | OnLoadSymbols.fileerr: |
||
2931 | test ebp, ebp |
||
2932 | jz @f |
||
2933 | mcall 68, 13, edi |
||
2934 | ret |
||
2935 | @@: |
||
2936 | push eax |
||
2937 | mcall 68, 13, edi |
||
2938 | mov esi, aCannotLoadFile |
||
2939 | call put_message_nodraw |
||
2940 | pop eax |
||
2941 | cmp eax, 0x20 |
||
2942 | jae .unk |
||
2943 | mov esi, [load_err_msgs + eax*4] |
||
2944 | test esi, esi |
||
2945 | jnz put_message |
||
2946 | .unk: |
||
2947 | mov esi, unk_err_msg2 |
||
2948 | jmp put_message |
||
2949 | |||
2950 | OnLoadSymbols: |
||
2951 | xor ebp, ebp |
||
2952 | ; load input file |
||
2953 | mov esi, [curarg] |
||
2954 | call free_symbols |
||
2955 | .silent: |
||
2956 | xor edi, edi |
||
2957 | cmp [num_symbols], edi |
||
2958 | jz @f |
||
2959 | ret |
||
2960 | @@: |
||
2961 | mov ebx, fn70_attr_block |
||
2962 | mov [ebx+21], esi |
||
2963 | mcall 70 |
||
2964 | test eax, eax |
||
2965 | jnz .fileerr |
||
2966 | cmp dword [fileattr+36], edi |
||
2967 | jnz .memerr |
||
2968 | mov ecx, dword [fileattr+32] |
||
2969 | mcall 68, 12 |
||
2970 | test eax, eax |
||
2971 | jz .memerr |
||
2972 | mov edi, eax |
||
2973 | mov ebx, fn70_read_block |
||
2974 | mov [ebx+12], ecx |
||
2975 | mov [ebx+16], edi |
||
2976 | mov [ebx+21], esi |
||
2977 | mcall 70 |
||
2978 | test eax, eax |
||
2979 | jnz .fileerr |
||
2980 | ; calculate memory requirements |
||
2981 | lea edx, [ecx+edi-1] ; edx = EOF-1 |
||
2982 | mov esi, edi |
||
2983 | xor ecx, ecx |
||
2984 | .calcloop: |
||
2985 | cmp esi, edx |
||
2986 | jae .calcdone |
||
2987 | cmp word [esi], '0x' |
||
2988 | jnz .skipline |
||
2989 | inc esi |
||
2990 | inc esi |
||
2991 | @@: |
||
2992 | cmp esi, edx |
||
2993 | jae .calcdone |
||
2994 | lodsb |
||
2995 | or al, 20h |
||
2996 | sub al, '0' |
||
2997 | cmp al, 9 |
||
2998 | jbe @b |
||
2999 | sub al, 'a'-'0'-10 |
||
3000 | cmp al, 15 |
||
3001 | jbe @b |
||
3002 | dec esi |
||
3003 | @@: |
||
3004 | cmp esi, edx |
||
3005 | ja .calcdone |
||
3006 | lodsb |
||
3007 | cmp al, 20h |
||
3008 | jz @b |
||
3009 | jb .calcloop |
||
3010 | cmp al, 9 |
||
3011 | jz @b |
||
3012 | add ecx, 12+1 |
||
3013 | inc [num_symbols] |
||
3014 | @@: |
||
3015 | inc ecx |
||
3016 | cmp esi, edx |
||
3017 | ja .calcdone |
||
3018 | lodsb |
||
3019 | cmp al, 0xD |
||
3020 | jz .calcloop |
||
3021 | cmp al, 0xA |
||
3022 | jz .calcloop |
||
3023 | jmp @b |
||
3024 | .skipline: |
||
3025 | cmp esi, edx |
||
3026 | jae .calcdone |
||
3027 | lodsb |
||
3028 | cmp al, 0xD |
||
3029 | jz .calcloop |
||
3030 | cmp al, 0xA |
||
3031 | jz .calcloop |
||
3032 | jmp .skipline |
||
3033 | .calcdone: |
||
3034 | mcall 68, 12 |
||
3035 | test eax, eax |
||
3036 | jnz .memok |
||
3037 | inc ebx |
||
3038 | mov ecx, edi |
||
3039 | mov al, 68 |
||
3040 | mcall |
||
3041 | .memerr: |
||
3042 | mov esi, aNoMemory |
||
3043 | jmp put_message |
||
3044 | .memok: |
||
3045 | mov [symbols], eax |
||
3046 | mov ebx, eax |
||
3047 | push edi |
||
3048 | mov esi, edi |
||
3049 | mov edi, [num_symbols] |
||
3050 | lea ebp, [eax+edi*4] |
||
3051 | lea edi, [eax+edi*8] |
||
3052 | ; parse input data, esi->input, edx->EOF, ebx->ptrs, edi->names |
||
3053 | .readloop: |
||
3054 | cmp esi, edx |
||
3055 | jae .readdone |
||
3056 | cmp word [esi], '0x' |
||
3057 | jnz .readline |
||
3058 | inc esi |
||
3059 | inc esi |
||
3060 | xor eax, eax |
||
3061 | xor ecx, ecx |
||
3062 | @@: |
||
3063 | shl ecx, 4 |
||
3064 | add ecx, eax |
||
3065 | cmp esi, edx |
||
3066 | jae .readdone |
||
3067 | lodsb |
||
3068 | or al, 20h |
||
3069 | sub al, '0' |
||
3070 | cmp al, 9 |
||
3071 | jbe @b |
||
3072 | sub al, 'a'-'0'-10 |
||
3073 | cmp al, 15 |
||
3074 | jbe @b |
||
3075 | dec esi |
||
3076 | @@: |
||
3077 | cmp esi, edx |
||
3078 | ja .readdone |
||
3079 | lodsb |
||
3080 | cmp al, 20h |
||
3081 | jz @b |
||
3082 | jb .readloop |
||
3083 | cmp al, 9 |
||
3084 | jz @b |
||
3085 | mov dword [ebx], edi |
||
3086 | add ebx, 4 |
||
3087 | mov dword [ebp], edi |
||
3088 | add ebp, 4 |
||
3089 | mov dword [edi], ecx |
||
3090 | add edi, 4 |
||
3091 | stosb |
||
3092 | @@: |
||
3093 | xor eax, eax |
||
3094 | stosb |
||
3095 | cmp esi, edx |
||
3096 | ja .readdone |
||
3097 | lodsb |
||
3098 | cmp al, 0xD |
||
3099 | jz .readloop |
||
3100 | cmp al, 0xA |
||
3101 | jz .readloop |
||
3102 | mov byte [edi-1], al |
||
3103 | jmp @b |
||
3104 | .readline: |
||
3105 | cmp esi, edx |
||
3106 | jae .readdone |
||
3107 | lodsb |
||
3108 | cmp al, 0xD |
||
3109 | jz .readloop |
||
3110 | cmp al, 0xA |
||
3111 | jz .readloop |
||
3112 | jmp .readline |
||
3113 | .readdone: |
||
3114 | pop ecx |
||
3115 | mcall 68, 13 |
||
3116 | mov ecx, [num_symbols] |
||
3117 | mov edx, [symbols] |
||
3118 | mov ebx, compare |
||
3119 | call sort |
||
3120 | mov ecx, [num_symbols] |
||
3121 | lea edx, [edx+ecx*4] |
||
3122 | mov ebx, compare2 |
||
3123 | call sort |
||
3124 | mov esi, aSymbolsLoaded |
||
3125 | call put_message |
||
3126 | jmp redraw_disasm |
||
3127 | |||
3128 | find_symbol: |
||
3129 | ; in: eax=address |
||
3130 | ; out: esi, CF |
||
3131 | cmp [num_symbols], 0 |
||
3132 | jnz @f |
||
3133 | .ret0: |
||
3134 | xor esi, esi |
||
3135 | stc |
||
3136 | ret |
||
3137 | @@: |
||
3138 | push ebx ecx edx |
||
3139 | xor edx, edx |
||
3140 | mov esi, [symbols] |
||
3141 | mov ecx, [num_symbols] |
||
3142 | mov ebx, [esi] |
||
3143 | cmp [ebx], eax |
||
3144 | jz .donez |
||
3145 | jb @f |
||
3146 | pop edx ecx ebx |
||
3147 | jmp .ret0 |
||
3148 | @@: |
||
3149 | ; invariant: symbols_addr[edx] < eax < symbols_addr[ecx] |
||
3150 | .0: |
||
3151 | push edx |
||
3152 | .1: |
||
3153 | add edx, ecx |
||
3154 | sar edx, 1 |
||
3155 | cmp edx, [esp] |
||
3156 | jz .done2 |
||
3157 | mov ebx, [esi+edx*4] |
||
3158 | cmp [ebx], eax |
||
3159 | jz .done |
||
3160 | ja .2 |
||
3161 | mov [esp], edx |
||
3162 | jmp .1 |
||
3163 | .2: |
||
3164 | mov ecx, edx |
||
3165 | pop edx |
||
3166 | jmp .0 |
||
3167 | .donecont: |
||
3168 | dec edx |
||
3169 | .done: |
||
3170 | test edx, edx |
||
3171 | jz @f |
||
3172 | mov ebx, [esi+edx*4-4] |
||
3173 | cmp [ebx], eax |
||
3174 | jz .donecont |
||
3175 | @@: |
||
3176 | pop ecx |
||
3177 | .donez: |
||
3178 | mov esi, [esi+edx*4] |
||
3179 | add esi, 4 |
||
3180 | pop edx ecx ebx |
||
3181 | clc |
||
3182 | ret |
||
3183 | .done2: |
||
3184 | lea esi, [esi+edx*4] |
||
3185 | pop ecx edx ecx ebx |
||
3186 | stc |
||
3187 | ret |
||
3188 | |||
3189 | find_symbol_name: |
||
3190 | ; in: esi->name |
||
3191 | ; out: if found: CF clear, eax=value |
||
3192 | ; otherwise CF set |
||
3193 | cmp [num_symbols], 0 |
||
3194 | jnz @f |
||
3195 | .stc_ret: |
||
3196 | stc |
||
3197 | ret |
||
3198 | @@: |
||
3199 | push ebx ecx edx edi |
||
3200 | push -1 |
||
3201 | pop edx |
||
3202 | mov ebx, [symbols] |
||
3203 | mov ecx, [num_symbols] |
||
3204 | lea ebx, [ebx+ecx*4] |
||
3205 | ; invariant: symbols_name[edx] < name < symbols_name[ecx] |
||
3206 | .0: |
||
3207 | push edx |
||
3208 | .1: |
||
3209 | add edx, ecx |
||
3210 | sar edx, 1 |
||
3211 | cmp edx, [esp] |
||
3212 | jz .done2 |
||
3213 | call .cmp |
||
3214 | jz .done |
||
3215 | jb .2 |
||
3216 | mov [esp], edx |
||
3217 | jmp .1 |
||
3218 | .2: |
||
3219 | mov ecx, edx |
||
3220 | pop edx |
||
3221 | jmp .0 |
||
3222 | .done: |
||
3223 | pop ecx |
||
3224 | .donez: |
||
3225 | mov eax, [ebx+edx*4] |
||
3226 | mov eax, [eax] |
||
3227 | pop edi edx ecx ebx |
||
3228 | clc |
||
3229 | ret |
||
3230 | .done2: |
||
3231 | pop edx edi edx ecx ebx |
||
3232 | stc |
||
3233 | ret |
||
3234 | |||
3235 | .cmp: |
||
3236 | mov edi, [ebx+edx*4] |
||
3237 | push esi |
||
3238 | add edi, 4 |
||
3239 | @@: |
||
3240 | cmpsb |
||
3241 | jnz @f |
||
3242 | cmp byte [esi-1], 0 |
||
3243 | jnz @b |
||
3244 | @@: |
||
3245 | pop esi |
||
3246 | ret |
||
3247 | |||
3248 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
3249 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; DISASSEMBLER ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
3250 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
3251 | |||
205 | heavyiron | 3252 | disasm_get_byte: |
3253 | ; out: al=byte |
||
3254 | push ecx |
||
3255 | mov ecx, [disasm_cur_pos] |
||
3256 | sub ecx, [disasm_start_pos] |
||
3257 | cmp ecx, [disasm_buf_size] |
||
3258 | jae disasm_err |
||
3259 | mov al, [disasm_buffer+ecx] |
||
3260 | pop ecx |
||
3261 | inc [disasm_cur_pos] |
||
3262 | ret |
||
3263 | disasm_get_word: |
||
3264 | push ecx |
||
3265 | mov ecx, [disasm_cur_pos] |
||
3266 | sub ecx, [disasm_start_pos] |
||
3267 | inc ecx |
||
3268 | cmp ecx, [disasm_buf_size] |
||
3269 | jae disasm_err |
||
3270 | mov ax, word [disasm_buffer-1+ecx] |
||
3271 | pop ecx |
||
3272 | add [disasm_cur_pos], 2 |
||
3273 | ret |
||
3274 | disasm_get_dword: |
||
3275 | push ecx |
||
3276 | mov ecx, [disasm_cur_pos] |
||
3277 | sub ecx, [disasm_start_pos] |
||
3278 | add ecx, 3 |
||
3279 | cmp ecx, [disasm_buf_size] |
||
3280 | jae disasm_err |
||
3281 | mov eax, dword [disasm_buffer-3+ecx] |
||
3282 | pop ecx |
||
3283 | add [disasm_cur_pos], 4 |
||
3284 | ret |
||
3285 | |||
3286 | disasm_err: |
||
3287 | mov esp, ebp |
||
3288 | stc_ret: |
||
3289 | stc |
||
3290 | ret |
||
3291 | disasm_ret: |
||
3292 | mov esp, ebp |
||
3293 | and byte [edi], 0 |
||
3294 | ret |
||
3295 | |||
3296 | disasm_instr: |
||
3297 | mov ebp, esp |
||
3298 | cmp [debuggee_pid], 0 |
||
3299 | jz stc_ret |
||
3300 | mov edi, disasm_string |
||
3301 | xor ecx, ecx |
||
3302 | ; ecx=flags |
||
3303 | disasm_loop1: |
||
3304 | xor eax, eax |
||
3305 | call disasm_get_byte |
||
3306 | jmp dword [disasm_table_1 + eax*4] |
||
3307 | |||
3308 | cop0: |
||
3309 | clock: |
||
3310 | csegcs: |
||
3311 | csegds: |
||
3312 | cseges: |
||
3313 | csegss: |
||
3314 | csegfs: |
||
3315 | cseggs: |
||
542 | diamond | 3316 | mov esi, cmd1 |
3317 | iglobal |
||
3318 | cmd1: |
||
205 | heavyiron | 3319 | db 0x2E,3,'cs:' |
3320 | db 0x36,3,'ss:' |
||
3321 | db 0x3E,3,'ds:' |
||
3322 | db 0x26,3,'es:' |
||
3323 | db 0x64,3,'fs:' |
||
3324 | db 0x65,3,'gs:' |
||
3325 | db 0x06,10,'push es' |
||
3326 | db 0x07,10,'pop es' |
||
3327 | db 0x0E,10,'push cs' |
||
3328 | db 0x16,10,'push ss' |
||
3329 | db 0x17,10,'pop ss' |
||
3330 | db 0x1E,10,'push ds' |
||
3331 | db 0x1F,10,'pop ds' |
||
3332 | db 0x27,3,'daa' |
||
3333 | db 0x2F,3,'das' |
||
3334 | db 0x37,3,'aaa' |
||
3335 | db 0x3F,3,'aas' |
||
3336 | db 0x60,6,0,'pusha' |
||
3337 | db 0x61,5,0,'popa' |
||
3338 | db 0x90,3,'nop' |
||
3339 | db 0x9B,5,'fwait' |
||
3340 | db 0x9C,6,0,'pushf' |
||
3341 | db 0x9D,5,0,'popf' |
||
3342 | db 0x9E,4,'sahf' |
||
3343 | db 0x9F,4,'lahf' |
||
3344 | db 0xA4,5,'movsb' |
||
3345 | db 0xA5,5,0,'movs' |
||
3346 | db 0xA6,5,'cmpsb' |
||
3347 | db 0xA7,5,0,'cmps' |
||
3348 | db 0xAA,5,'stosb' |
||
3349 | db 0xAB,5,0,'stos' |
||
3350 | db 0xAC,5,'lodsb' |
||
3351 | db 0xAD,5,0,'lods' |
||
3352 | db 0xAE,5,'scasb' |
||
3353 | db 0xAF,5,0,'scas' |
||
3354 | db 0xC3,3,'ret' |
||
3355 | db 0xC9,5,'leave' |
||
3356 | db 0xCC,4,'int3' |
||
3357 | db 0xF0,4,'lock' |
||
3358 | db 0xF5,3,'cmc' |
||
3359 | db 0xF8,3,'clc' |
||
3360 | db 0xF9,3,'stc' |
||
3361 | db 0xFA,3,'cli' |
||
3362 | db 0xFB,3,'sti' |
||
3363 | db 0xFC,3,'cld' |
||
3364 | db 0xFD,3,'std' |
||
542 | diamond | 3365 | cmd2: |
3366 | db 0x05,7,'syscall' |
||
809 | diamond | 3367 | db 0x06,4,'clts' |
542 | diamond | 3368 | db 0x31,5,'rdtsc' |
3369 | db 0x34,8,'sysenter' |
||
3370 | db 0xA2,5,'cpuid' |
||
3371 | db 0x77,4,'emms' |
||
3372 | endg |
||
3373 | jmp @f |
||
410 | diamond | 3374 | ccpuid: |
3375 | crdtsc: |
||
542 | diamond | 3376 | cemms: |
809 | diamond | 3377 | cop0_F: |
542 | diamond | 3378 | mov esi, cmd2 |
205 | heavyiron | 3379 | @@: |
3380 | cmp al, [esi] |
||
3381 | jz .found |
||
3382 | inc esi |
||
3383 | movzx edx, byte [esi] |
||
3384 | inc esi |
||
3385 | add esi, edx |
||
3386 | jmp @b |
||
3387 | .found: |
||
3388 | inc esi |
||
3389 | lodsb |
||
3390 | cmp byte [esi], 0 |
||
3391 | jz @f |
||
3392 | movzx ecx, al |
||
3393 | disasm_1: |
||
3394 | rep movsb |
||
3395 | and byte [edi], 0 |
||
3396 | ret |
||
3397 | @@: |
||
3398 | mov dl, ch |
||
3399 | movzx ecx, al |
||
3400 | dec ecx |
||
3401 | inc esi |
||
3402 | rep movsb |
||
3403 | test dl, 1 |
||
3404 | mov al, 'w' |
||
3405 | jnz @f |
||
3406 | mov al, 'd' |
||
3407 | @@: stosb |
||
3408 | and byte [edi], 0 |
||
3409 | ret |
||
3410 | |||
3411 | c67: |
||
3412 | or ch, 2 |
||
3413 | jmp disasm_loop1 |
||
3414 | c66: |
||
3415 | or ch, 1 |
||
3416 | jmp disasm_loop1 |
||
3417 | |||
3418 | cxlat: |
||
3419 | cunk: |
||
3420 | cerr: |
||
3421 | mov eax, '???' |
||
3422 | stosd |
||
3423 | clc |
||
3424 | ret |
||
3425 | |||
3426 | cF: |
||
3427 | call disasm_get_byte |
||
3428 | jmp dword [disasm_table_2 + eax*4] |
||
3429 | |||
809 | diamond | 3430 | crep: |
3431 | push [disasm_cur_pos] |
||
3432 | call disasm_get_byte |
||
3433 | cmp al, 0x0F |
||
3434 | jz .sse |
||
3435 | mov dl, al |
||
3436 | mov eax, 'rep ' |
||
3437 | stosd |
||
3438 | mov al, dl |
||
3439 | @@: |
||
3440 | and eax, not 1 |
||
3441 | cmp al, 0x66 |
||
3442 | jnz @f |
||
3443 | call disasm_get_byte |
||
3444 | mov dl, al |
||
3445 | jmp @b |
||
3446 | @@: |
||
3447 | cmp al, 0xA6 |
||
3448 | jz .repz |
||
3449 | cmp al, 0xAE |
||
3450 | jz .repz |
||
3451 | cmp al, 0xA4 |
||
3452 | jz .prefix |
||
3453 | cmp al, 0xAA |
||
3454 | jz .prefix |
||
3455 | cmp al, 0xAC |
||
3456 | jz .prefix |
||
3457 | cmp al, 0x6C |
||
3458 | jz .prefix |
||
3459 | cmp al, 0x6E |
||
3460 | jz .prefix |
||
3461 | .noprefix: |
||
3462 | pop [disasm_cur_pos] |
||
3463 | and byte [edi-1], 0 |
||
3464 | ret |
||
3465 | .repz: |
||
3466 | mov byte [edi-1], 'z' |
||
3467 | mov al, ' ' |
||
3468 | stosb |
||
3469 | .prefix: |
||
3470 | pop [disasm_cur_pos] |
||
3471 | jmp disasm_loop1 |
||
3472 | .sse: |
||
3473 | pop eax |
||
3474 | call disasm_get_byte |
||
3475 | iglobal |
||
3476 | rep_sse_cmds: |
||
3477 | db 0x58,3,'add' |
||
3478 | db 0xC2,3,'cmp' |
||
3479 | db 0,0 |
||
3480 | endg |
||
3481 | mov esi, rep_sse_cmds+1 |
||
3482 | @@: |
||
3483 | movzx edx, byte [esi] |
||
3484 | cmp al, [esi-1] |
||
3485 | jz @f |
||
3486 | lea esi, [esi+edx+2] |
||
3487 | cmp byte [esi], 0 |
||
3488 | jnz @b |
||
3489 | sub [disasm_cur_pos], 2 |
||
3490 | mov eax, 'rep' |
||
3491 | stosd |
||
3492 | ret |
||
3493 | @@: |
||
3494 | push ecx |
||
3495 | mov ecx, edx |
||
3496 | inc esi |
||
3497 | rep movsb |
||
3498 | pop ecx |
||
3499 | mov al, 's' |
||
3500 | stosb |
||
3501 | jmp rep_sse_final |
||
3502 | |||
3503 | crepnz: |
||
3504 | call disasm_get_byte |
||
3505 | cmp al, 0x0F |
||
3506 | jz .sse |
||
3507 | mov dl, al |
||
3508 | mov eax, 'repn' |
||
3509 | stosd |
||
3510 | mov al, 'z' |
||
3511 | stosb |
||
3512 | mov al, ' ' |
||
3513 | stosb |
||
3514 | movzx eax, dl |
||
3515 | cmp al, 0x6C |
||
3516 | jb crep.noprefix |
||
3517 | cmp al, 0x6F |
||
3518 | jbe .prefix |
||
3519 | cmp al, 0xA4 |
||
3520 | jb crep.noprefix |
||
3521 | cmp al, 0xA7 |
||
3522 | jbe .prefix |
||
3523 | cmp al, 0xAA |
||
3524 | jb crep.noprefix |
||
3525 | cmp al, 0xAF |
||
3526 | ja crep.noprefix |
||
3527 | .prefix: |
||
3528 | jmp cop0 |
||
3529 | .sse: |
||
3530 | call disasm_get_byte |
||
3531 | mov esi, rep_sse_cmds+1 |
||
3532 | @@: |
||
3533 | movzx edx, byte [esi] |
||
3534 | cmp al, [esi-1] |
||
3535 | jz .found0 |
||
3536 | lea esi, [esi+edx+2] |
||
3537 | cmp byte [esi], 0 |
||
3538 | jnz @b |
||
3539 | mov esi, sse_cmds2+1 |
||
3540 | @@: |
||
3541 | movzx edx, byte [esi] |
||
3542 | cmp al, [esi-1] |
||
3543 | jz .found1 |
||
3544 | lea esi, [esi+edx+2] |
||
3545 | cmp byte [esi], 0 |
||
3546 | jnz @b |
||
3547 | sub [disasm_cur_pos], 2 |
||
3548 | mov eax, 'repn' |
||
3549 | stosd |
||
3550 | mov al, 'z' |
||
3551 | stosb |
||
3552 | and byte [edi], 0 |
||
3553 | ret |
||
3554 | .found0: |
||
3555 | push ecx |
||
3556 | mov ecx, edx |
||
3557 | inc esi |
||
3558 | rep movsb |
||
3559 | pop ecx |
||
3560 | mov al, 's' |
||
3561 | stosb |
||
3562 | mov al, 'd' |
||
3563 | jmp rep_sse_final |
||
3564 | .found1: |
||
3565 | push ecx |
||
3566 | mov ecx, edx |
||
3567 | inc esi |
||
3568 | rep movsb |
||
3569 | pop ecx |
||
3570 | mov al, 'p' |
||
3571 | stosb |
||
3572 | mov al, 's' |
||
3573 | rep_sse_final: |
||
3574 | stosb |
||
3575 | push ecx |
||
3576 | push 5 |
||
3577 | pop ecx |
||
3578 | sub ecx, edx |
||
3579 | adc ecx, 1 |
||
3580 | mov al, ' ' |
||
3581 | rep stosb |
||
3582 | pop ecx |
||
3583 | or ch, 1 |
||
3584 | jmp disasm_mmx1 |
||
3585 | |||
205 | heavyiron | 3586 | macro disasm_set_modew |
3587 | { |
||
3588 | test al, 1 |
||
3589 | jz @f |
||
3590 | or ch, 80h |
||
3591 | @@: |
||
3592 | } |
||
3593 | |||
3594 | cmov2: |
||
3595 | disasm_set_modew |
||
3596 | ; mov r/m,i |
||
3597 | call disasm_get_byte |
||
3598 | dec [disasm_cur_pos] |
||
3599 | test al, 00111000b |
||
3600 | jnz cunk |
||
3601 | mov eax, 'mov ' |
||
3602 | stosd |
||
3603 | mov eax, ' ' |
||
3604 | stosd |
||
3605 | call disasm_readrmop |
||
3606 | mov ax, ', ' |
||
3607 | stosw |
||
3608 | xor eax, eax |
||
3609 | test ch, 80h |
||
3610 | jnz .1 |
||
3611 | call disasm_get_byte |
||
3612 | jmp .3 |
||
3613 | .1: |
||
3614 | test ch, 1 |
||
3615 | jnz .2 |
||
3616 | call disasm_get_dword |
||
3617 | jmp .3 |
||
3618 | .2: |
||
3619 | call disasm_get_word |
||
3620 | .3: |
||
3621 | call disasm_write_num |
||
3622 | and byte [edi], 0 |
||
3623 | ret |
||
3624 | |||
3625 | cret2: |
||
3626 | mov eax, 'ret ' |
||
3627 | stosd |
||
3628 | mov eax, ' ' |
||
3629 | stosd |
||
3630 | xor eax, eax |
||
3631 | jmp cmov2.2 |
||
3632 | |||
3633 | disasm_write_num: |
||
542 | diamond | 3634 | push esi |
3635 | cmp eax, 0x80 |
||
3636 | jl .nosymb |
||
3637 | lea esi, [eax-1] |
||
3638 | test eax, esi |
||
3639 | jz .nosymb |
||
3640 | call find_symbol |
||
3641 | jc .nosymb |
||
3642 | @@: |
||
3643 | lodsb |
||
3644 | test al, al |
||
3645 | jz @f |
||
3646 | stosb |
||
3647 | jmp @b |
||
3648 | @@: |
||
3649 | pop esi |
||
3650 | ret |
||
3651 | .nosymb: |
||
3652 | pop esi |
||
205 | heavyiron | 3653 | push ecx eax |
3654 | inc edi |
||
3655 | @@: |
||
3656 | mov ecx, eax |
||
3657 | shr eax, 4 |
||
3658 | jz @f |
||
3659 | inc edi |
||
3660 | jmp @b |
||
3661 | @@: |
||
3662 | pop eax |
||
3663 | cmp ecx, 10 |
||
3664 | jb @f |
||
3665 | inc edi |
||
3666 | @@: |
||
3667 | push edi eax |
||
3668 | @@: |
||
3669 | mov ecx, eax |
||
3670 | and al, 0xF |
||
3671 | cmp al, 10 |
||
3672 | sbb al, 69h |
||
3673 | das |
||
3674 | dec edi |
||
3675 | mov [edi], al |
||
3676 | mov eax, ecx |
||
3677 | shr eax, 4 |
||
3678 | jnz @b |
||
3679 | cmp ecx, 10 |
||
3680 | jb @f |
||
3681 | mov byte [edi-1], '0' |
||
3682 | @@: |
||
3683 | pop eax edi ecx |
||
3684 | cmp eax, 10 |
||
3685 | jb @f |
||
3686 | mov byte [edi], 'h' |
||
3687 | inc edi |
||
3688 | @@: |
||
3689 | ret |
||
3690 | |||
542 | diamond | 3691 | iglobal |
205 | heavyiron | 3692 | label disasm_regs32 dword |
3693 | label disasm_regs dword |
||
3694 | db 'eax',0 |
||
3695 | db 'ecx',0 |
||
3696 | db 'edx',0 |
||
3697 | db 'ebx',0 |
||
3698 | db 'esp',0 |
||
3699 | db 'ebp',0 |
||
3700 | db 'esi',0 |
||
3701 | db 'edi',0 |
||
3702 | disasm_regs16 dw 'ax','cx','dx','bx','sp','bp','si','di' |
||
3703 | disasm_regs8 dw 'al','cl','dl','bl','ah','ch','dh','bh' |
||
3704 | disasm_scale db '1248' |
||
542 | diamond | 3705 | endg |
205 | heavyiron | 3706 | disasm_readrmop: |
3707 | call disasm_get_byte |
||
3708 | test ch, 40h |
||
3709 | jnz .skip_size |
||
3710 | push eax |
||
3711 | and al, 0xC0 |
||
3712 | cmp al, 0xC0 |
||
3713 | pop eax |
||
3714 | jz .skip_size |
||
3715 | test ch, 80h |
||
3716 | jz .byte |
||
3717 | test ch, 1 |
||
3718 | jnz .word |
||
3719 | mov dword [edi], 'dwor' |
||
3720 | mov byte [edi+4], 'd' |
||
3721 | inc edi |
||
3722 | jmp @f |
||
3723 | .byte: |
||
3724 | test ch, 20h |
||
3725 | jz .qb |
||
3726 | mov byte [edi], 't' |
||
3727 | inc edi |
||
3728 | .qb: |
||
3729 | mov dword [edi], 'byte' |
||
3730 | jmp @f |
||
3731 | .word: |
||
3732 | test ch, 20h |
||
3733 | jz .qw |
||
3734 | mov byte [edi], 'q' |
||
3735 | inc edi |
||
3736 | .qw: |
||
3737 | mov dword [edi], 'word' |
||
3738 | @@: |
||
3739 | mov byte [edi+4], ' ' |
||
3740 | add edi, 5 |
||
3741 | .skip_size: |
||
3742 | test ch, 2 |
||
3743 | jnz disasm_readrmop16 |
||
3744 | push ecx |
||
3745 | movzx ecx, al |
||
3746 | and eax, 7 |
||
3747 | shr ecx, 6 |
||
3748 | jz .vmod0 |
||
3749 | jp .vmod3 |
||
3750 | mov byte [edi], '[' |
||
3751 | inc edi |
||
3752 | cmp al, 4 |
||
3753 | jz .sib1 |
||
3754 | mov eax, [disasm_regs+eax*4] |
||
3755 | stosd |
||
3756 | dec edi |
||
3757 | jmp @f |
||
3758 | .sib1: |
||
3759 | call .parse_sib |
||
3760 | @@: |
||
3761 | mov al, '+' |
||
3762 | stosb |
||
3763 | dec ecx |
||
3764 | jz .vmod1 |
||
3765 | call disasm_get_dword |
||
3766 | jmp @f |
||
3767 | .vmod1: |
||
3768 | call disasm_get_byte |
||
3769 | movsx eax, al |
||
3770 | @@: |
||
3771 | test eax, eax |
||
3772 | jns .2 |
||
3773 | neg eax |
||
3774 | mov byte [edi-1], '-' |
||
3775 | .2: |
||
3776 | call disasm_write_num |
||
542 | diamond | 3777 | .2a: |
205 | heavyiron | 3778 | mov al, ']' |
3779 | stosb |
||
3780 | pop ecx |
||
3781 | ret |
||
3782 | .vmod3: |
||
3783 | pop ecx |
||
542 | diamond | 3784 | test ch, 10h |
3785 | jnz .vmod3_mmi |
||
205 | heavyiron | 3786 | test ch, 80h |
3787 | jz .vmod3_byte |
||
3788 | test ch, 1 |
||
3789 | jnz .vmod3_word |
||
3790 | test ch, 20h |
||
3791 | jnz .vmod3_sti |
||
3792 | mov eax, [disasm_regs32+eax*4] |
||
3793 | stosd |
||
3794 | dec edi |
||
3795 | ret |
||
3796 | .vmod3_byte: |
||
3797 | mov ax, [disasm_regs8+eax*2] |
||
3798 | @@: |
||
3799 | stosw |
||
3800 | ret |
||
3801 | .vmod3_word: |
||
3802 | mov ax, [disasm_regs16+eax*2] |
||
3803 | jmp @b |
||
3804 | .vmod3_sti: |
||
3805 | mov word [edi], 'st' |
||
3806 | add al, '0' |
||
3807 | mov byte [edi+2], al |
||
3808 | add edi, 3 |
||
3809 | ret |
||
542 | diamond | 3810 | .vmod3_mmi: |
3811 | disasm_write_mmreg = $ |
||
3812 | test ch, 1 |
||
3813 | jz @f |
||
3814 | mov byte [edi], 'x' |
||
3815 | inc edi |
||
3816 | @@: |
||
3817 | mov word [edi], 'mm' |
||
3818 | add al, '0' |
||
3819 | mov byte [edi+2], al |
||
3820 | add edi, 3 |
||
3821 | ret |
||
205 | heavyiron | 3822 | .vmod0: |
3823 | mov byte [edi], '[' |
||
3824 | inc edi |
||
3825 | cmp al, 4 |
||
3826 | jz .sib2 |
||
3827 | cmp al, 5 |
||
3828 | jz .ofs32 |
||
3829 | mov eax, [disasm_regs+eax*4] |
||
3830 | stosd |
||
3831 | mov byte [edi-1], ']' |
||
3832 | pop ecx |
||
3833 | ret |
||
3834 | .ofs32: |
||
3835 | call disasm_get_dword |
||
3836 | jmp .2 |
||
3837 | .sib2: |
||
3838 | call .parse_sib |
||
3839 | mov al, ']' |
||
3840 | stosb |
||
3841 | pop ecx |
||
3842 | ret |
||
3843 | .parse_sib: |
||
3844 | call disasm_get_byte |
||
3845 | push edx |
||
3846 | mov dl, al |
||
3847 | mov dh, 0 |
||
3848 | and eax, 7 |
||
3849 | cmp al, 5 |
||
3850 | jnz @f |
||
3851 | jecxz .sib0 |
||
3852 | @@: |
||
3853 | mov eax, [disasm_regs+eax*4] |
||
3854 | stosd |
||
3855 | dec edi |
||
3856 | mov dh, 1 |
||
3857 | .sib0: |
||
3858 | mov al, dl |
||
3859 | shr eax, 3 |
||
3860 | and eax, 7 |
||
3861 | cmp al, 4 |
||
3862 | jz .sibret |
||
3863 | test dh, dh |
||
3864 | jz @f |
||
3865 | mov byte [edi], '+' |
||
3866 | inc edi |
||
3867 | @@: |
||
3868 | mov eax, [disasm_regs+eax*4] |
||
3869 | stosd |
||
3870 | dec edi |
||
3871 | shr dl, 6 |
||
3872 | jz @f |
||
3873 | mov al, '*' |
||
3874 | stosb |
||
3875 | movzx eax, dl |
||
3876 | mov al, [disasm_scale+eax] |
||
3877 | stosb |
||
3878 | @@: |
||
3879 | .sibret: |
||
3880 | test dh, dh |
||
3881 | jnz .sibret2 |
||
3882 | call disasm_get_dword |
||
3883 | cmp byte [edi-1], '[' |
||
3884 | jz @f |
||
3885 | mov byte [edi], '+' |
||
3886 | test eax, eax |
||
3887 | jns .sibns |
||
3888 | neg eax |
||
3889 | mov byte [edi], '-' |
||
3890 | .sibns: |
||
3891 | inc edi |
||
3892 | @@: |
||
3893 | call disasm_write_num |
||
3894 | .sibret2: |
||
3895 | pop edx |
||
3896 | ret |
||
3897 | |||
542 | diamond | 3898 | iglobal |
205 | heavyiron | 3899 | disasm_rm16_1 dd 'bxsi','bxdi','bpsi','bpdi' |
3900 | disasm_rm16_2 dw 'si','di','bp','bx' |
||
542 | diamond | 3901 | endg |
205 | heavyiron | 3902 | disasm_readrmop16: |
3903 | push ecx |
||
3904 | movzx ecx, al |
||
3905 | and eax, 7 |
||
3906 | shr ecx, 6 |
||
3907 | jz .vmod0 |
||
3908 | jp disasm_readrmop.vmod3 ; mod=3 is the same in 16- and 32-bit code |
||
3909 | ; 1 or 2 |
||
3910 | mov byte [edi], '[' |
||
3911 | inc edi |
||
3912 | cmp al, 4 |
||
3913 | jae @f |
||
3914 | mov eax, [disasm_rm16_1+eax*4] |
||
3915 | stosw |
||
3916 | mov al, '+' |
||
3917 | stosb |
||
3918 | shr eax, 16 |
||
3919 | jmp .1 |
||
3920 | @@: |
||
3921 | mov eax, dword [disasm_rm16_2+eax*2-4*2] |
||
3922 | .1: |
||
3923 | stosw |
||
3924 | mov al, '+' |
||
3925 | stosb |
||
3926 | xor eax, eax |
||
3927 | dec ecx |
||
3928 | jnz .2 |
||
3929 | call disasm_get_byte |
||
3930 | cbw |
||
3931 | jmp @f |
||
3932 | .2: |
||
3933 | call disasm_get_word |
||
3934 | @@: |
||
3935 | test ax, ax |
||
3936 | jns @f |
||
3937 | mov byte [edi-1], '-' |
||
3938 | neg ax |
||
3939 | @@: |
||
3940 | call disasm_write_num |
||
3941 | .done1: |
||
3942 | mov al, ']' |
||
3943 | stosb |
||
3944 | pop ecx |
||
3945 | ret |
||
3946 | .vmod0: |
||
3947 | mov byte [edi], '[' |
||
3948 | inc edi |
||
3949 | cmp al, 6 |
||
3950 | jz .ofs16 |
||
3951 | cmp al, 4 |
||
3952 | jae @f |
||
3953 | mov eax, [disasm_rm16_1+eax*4] |
||
3954 | stosw |
||
3955 | mov al, '+' |
||
3956 | stosb |
||
3957 | shr eax, 16 |
||
3958 | jmp .3 |
||
3959 | @@: |
||
3960 | mov eax, dword [disasm_rm16_2+eax*2-4*2] |
||
3961 | .3: |
||
3962 | stosw |
||
3963 | jmp .done1 |
||
3964 | .ofs16: |
||
3965 | xor eax, eax |
||
3966 | call disasm_get_word |
||
3967 | call disasm_write_num |
||
3968 | jmp .done1 |
||
3969 | |||
3970 | cpush21: |
||
3971 | mov eax, 'push' |
||
3972 | stosd |
||
3973 | mov eax, ' ' |
||
3974 | stosd |
||
3975 | disasm_i32: |
||
3976 | call disasm_get_dword |
||
3977 | call disasm_write_num |
||
3978 | and byte [edi], 0 |
||
3979 | ret |
||
3980 | |||
3981 | cpush22: |
||
3982 | mov eax, 'push' |
||
3983 | stosd |
||
3984 | mov eax, ' ' |
||
3985 | stosd |
||
3986 | call disasm_get_byte |
||
3987 | movsx eax, al |
||
809 | diamond | 3988 | @@: |
205 | heavyiron | 3989 | call disasm_write_num |
3990 | and byte [edi], 0 |
||
3991 | ret |
||
3992 | |||
809 | diamond | 3993 | center: |
3994 | mov eax, 'ente' |
||
3995 | stosd |
||
3996 | mov eax, 'r ' |
||
3997 | stosd |
||
3998 | xor eax, eax |
||
3999 | call disasm_get_word |
||
4000 | call disasm_write_num |
||
4001 | mov al, ',' |
||
4002 | stosb |
||
4003 | mov al, ' ' |
||
4004 | stosb |
||
4005 | xor eax, eax |
||
4006 | call disasm_get_byte |
||
4007 | jmp @b |
||
4008 | |||
205 | heavyiron | 4009 | cinc1: |
4010 | ; inc reg32 |
||
4011 | cdec1: |
||
4012 | ; dec reg32 |
||
4013 | cpush1: |
||
4014 | ; push reg32 |
||
4015 | cpop1: |
||
4016 | ; pop reg32 |
||
4017 | cbswap: |
||
4018 | ; bswap reg32 |
||
4019 | mov edx, eax |
||
4020 | and edx, 7 |
||
4021 | shr eax, 3 |
||
4022 | sub al, 8 |
||
4023 | mov esi, 'inc ' |
||
4024 | jz @f |
||
4025 | mov esi, 'dec ' |
||
4026 | dec al |
||
4027 | jz @f |
||
4028 | mov esi, 'push' |
||
4029 | dec al |
||
4030 | jz @f |
||
4031 | mov esi, 'pop ' |
||
4032 | dec al |
||
4033 | jz @f |
||
4034 | mov esi, 'bswa' |
||
4035 | @@: |
||
4036 | xchg eax, esi |
||
4037 | stosd |
||
4038 | mov eax, ' ' |
||
4039 | jz @f |
||
4040 | mov al, 'p' |
||
4041 | @@: |
||
4042 | stosd |
||
4043 | xchg eax, edx |
||
4044 | call disasm_write_reg1632 |
||
4045 | and byte [edi], 0 |
||
4046 | ret |
||
4047 | |||
4048 | cxchg1: |
||
4049 | ; xchg eax,reg32 |
||
4050 | and eax, 7 |
||
4051 | xchg eax, edx |
||
4052 | mov eax, 'xchg' |
||
4053 | stosd |
||
4054 | mov eax, ' ' |
||
4055 | stosd |
||
4056 | xor eax, eax |
||
4057 | call disasm_write_reg1632 |
||
4058 | mov ax, ', ' |
||
4059 | stosw |
||
4060 | xchg eax, edx |
||
4061 | call disasm_write_reg1632 |
||
4062 | and byte [edi], 0 |
||
4063 | ret |
||
4064 | |||
4065 | cint: |
||
4066 | mov eax, 'int ' |
||
4067 | stosd |
||
4068 | mov eax, ' ' |
||
4069 | stosd |
||
4070 | disasm_i8u: |
||
4071 | xor eax, eax |
||
4072 | call disasm_get_byte |
||
4073 | call disasm_write_num |
||
4074 | and byte [edi], 0 |
||
4075 | ret |
||
4076 | |||
4077 | cmov11: |
||
4078 | ; mov r8,i8 |
||
4079 | mov ecx, eax |
||
4080 | mov eax, 'mov ' |
||
4081 | stosd |
||
4082 | mov eax, ' ' |
||
4083 | stosd |
||
4084 | and ecx, 7 |
||
4085 | mov ax, [disasm_regs8+ecx*2] |
||
4086 | stosw |
||
4087 | mov ax, ', ' |
||
4088 | stosw |
||
4089 | jmp disasm_i8u |
||
4090 | |||
4091 | cmov12: |
||
4092 | ; mov r32,i32 |
||
4093 | xchg eax, edx |
||
4094 | mov eax, 'mov ' |
||
4095 | stosd |
||
4096 | mov eax, ' ' |
||
4097 | stosd |
||
4098 | xchg eax, edx |
||
4099 | and eax, 7 |
||
4100 | call disasm_write_reg1632 |
||
4101 | mov ax, ', ' |
||
4102 | stosw |
||
4103 | jmp cmov2.1 |
||
4104 | |||
542 | diamond | 4105 | iglobal |
205 | heavyiron | 4106 | disasm_shifts dd 'rol ','ror ','rcl ','rcr ','shl ','shr ','sal ','sar ' |
542 | diamond | 4107 | endg |
205 | heavyiron | 4108 | cshift2: |
4109 | ; shift r/m,1 = D0/D1 |
||
4110 | cshift3: |
||
4111 | ; shift r/m,cl = D2/D3 |
||
4112 | disasm_set_modew |
||
4113 | mov dl, al |
||
4114 | call disasm_get_byte |
||
4115 | dec [disasm_cur_pos] |
||
4116 | shr al, 3 |
||
4117 | and eax, 7 |
||
4118 | mov eax, [disasm_shifts+eax*4] |
||
4119 | stosd |
||
4120 | mov eax, ' ' |
||
4121 | stosd |
||
4122 | call disasm_readrmop |
||
4123 | cmp dl, 0xD2 |
||
4124 | jb .s1 |
||
4125 | mov eax, ', cl' |
||
4126 | stosd |
||
4127 | and byte [edi], 0 |
||
4128 | ret |
||
4129 | .s1: |
||
4130 | mov eax, ', 1' |
||
4131 | stosd |
||
4132 | clc |
||
4133 | ret |
||
4134 | |||
4135 | cshift1: |
||
4136 | ; shift r/m,i8 = C0/C1 |
||
4137 | disasm_set_modew |
||
4138 | call disasm_get_byte |
||
4139 | dec [disasm_cur_pos] |
||
4140 | shr al, 3 |
||
4141 | and eax, 7 |
||
4142 | mov eax, [disasm_shifts+eax*4] |
||
4143 | stosd |
||
4144 | mov eax, ' ' |
||
4145 | stosd |
||
4146 | call disasm_readrmop |
||
4147 | mov ax, ', ' |
||
4148 | stosw |
||
4149 | jmp disasm_i8u |
||
4150 | |||
809 | diamond | 4151 | caam: |
4152 | mov eax, 'aam ' |
||
4153 | jmp @f |
||
4154 | caad: |
||
4155 | mov eax, 'aad ' |
||
4156 | @@: |
||
4157 | stosd |
||
4158 | mov eax, ' ' |
||
4159 | stosd |
||
4160 | xor eax, eax |
||
4161 | call disasm_get_byte |
||
4162 | cmp al, 10 |
||
4163 | jz @f |
||
4164 | call disasm_write_num |
||
4165 | @@: |
||
4166 | and byte [edi], 0 |
||
4167 | ret |
||
205 | heavyiron | 4168 | |
4169 | cmov3: |
||
4170 | ; A0: mov al,[ofs32] |
||
4171 | ; A1: mov ax/eax,[ofs32] |
||
4172 | ; A2: mov [ofs32],al |
||
4173 | ; A3: mov [ofs32],ax/eax |
||
4174 | mov edx, 'mov ' |
||
4175 | xchg eax, edx |
||
4176 | stosd |
||
4177 | mov eax, ' ' |
||
4178 | stosd |
||
4179 | test dl, 2 |
||
4180 | jnz .1 |
||
4181 | call .write_acc |
||
4182 | mov ax, ', ' |
||
4183 | stosw |
||
4184 | call .write_ofs32 |
||
4185 | jmp .2 |
||
4186 | .1: |
||
4187 | call .write_ofs32 |
||
4188 | mov ax, ', ' |
||
4189 | stosw |
||
4190 | call .write_acc |
||
4191 | .2: and byte [edi], 0 |
||
4192 | ret |
||
4193 | .write_acc: |
||
4194 | test dl, 1 |
||
4195 | jz .8bit |
||
4196 | test ch, 1 |
||
4197 | jnz .16bit |
||
4198 | mov eax, 'eax' |
||
4199 | stosd |
||
4200 | dec edi |
||
4201 | ret |
||
4202 | .16bit: |
||
4203 | mov ax, 'ax' |
||
4204 | stosw |
||
4205 | ret |
||
4206 | .8bit: |
||
4207 | mov ax, 'al' |
||
4208 | stosw |
||
4209 | ret |
||
4210 | .write_ofs32: |
||
4211 | mov al, '[' |
||
4212 | stosb |
||
4213 | call disasm_get_dword |
||
4214 | call disasm_write_num |
||
4215 | mov al, ']' |
||
4216 | stosb |
||
4217 | ret |
||
4218 | |||
4219 | disasm_write_reg: |
||
4220 | test ch, 80h |
||
4221 | jnz disasm_write_reg1632 |
||
4222 | mov ax, [disasm_regs8+eax*2] |
||
4223 | stosw |
||
4224 | ret |
||
4225 | disasm_write_reg1632: |
||
4226 | test ch, 1 |
||
4227 | jnz @f |
||
4228 | mov eax, [disasm_regs32+eax*4] |
||
4229 | stosd |
||
4230 | dec edi |
||
4231 | ret |
||
4232 | @@: |
||
4233 | mov ax, [disasm_regs16+eax*2] |
||
4234 | stosw |
||
4235 | ret |
||
4236 | |||
4237 | cmovzx: ; 0F B6/B7 |
||
4238 | cmovsx: ; 0F BE/BF |
||
4239 | mov edx, eax |
||
4240 | disasm_set_modew |
||
4241 | mov eax, 'movz' |
||
4242 | cmp dl, 0xB8 |
||
4243 | jb @f |
||
4244 | mov eax, 'movs' |
||
4245 | @@: |
||
4246 | stosd |
||
4247 | mov eax, 'x ' |
||
4248 | stosd |
||
4249 | call disasm_get_byte |
||
4250 | dec [disasm_cur_pos] |
||
4251 | shr al, 3 |
||
4252 | and eax, 7 |
||
4253 | call disasm_write_reg1632 |
||
4254 | mov ax, ', ' |
||
4255 | stosw |
||
4256 | or ch, 1 ; 2nd operand - 8 or 16 bits |
||
4257 | call disasm_readrmop |
||
4258 | and byte [edi], 0 |
||
4259 | ret |
||
4260 | |||
542 | diamond | 4261 | iglobal |
205 | heavyiron | 4262 | disasm_op2cmds dd 'add ','or ','adc ','sbb ','and ','sub ','xor ','cmp ' |
542 | diamond | 4263 | endg |
205 | heavyiron | 4264 | cop21: |
4265 | disasm_set_modew |
||
4266 | mov esi, 'test' |
||
4267 | cmp al, 0A8h |
||
4268 | jae @f |
||
4269 | shr al, 3 |
||
4270 | and eax, 7 |
||
4271 | mov esi, [disasm_op2cmds+eax*4] |
||
4272 | @@: |
||
4273 | xchg eax, esi |
||
4274 | stosd |
||
4275 | mov eax, ' ' |
||
4276 | stosd |
||
4277 | test ch, 80h |
||
4278 | jnz .1632 |
||
4279 | mov eax, 'al, ' |
||
4280 | stosd |
||
4281 | jmp disasm_i8u |
||
4282 | .1632: |
||
4283 | test ch, 1 |
||
4284 | jnz .16 |
||
4285 | mov eax, 'eax,' |
||
4286 | stosd |
||
4287 | mov al, ' ' |
||
4288 | stosb |
||
4289 | call disasm_get_dword |
||
4290 | jmp .x |
||
4291 | .16: |
||
4292 | mov eax, 'ax, ' |
||
4293 | stosd |
||
4294 | xor eax, eax |
||
4295 | call disasm_get_word |
||
4296 | .x: |
||
4297 | call disasm_write_num |
||
4298 | and byte [edi], 0 |
||
4299 | ret |
||
4300 | |||
809 | diamond | 4301 | carpl: |
4302 | xor edx, edx |
||
4303 | or ch, 0C1h |
||
4304 | mov eax, 'arpl' |
||
4305 | jmp cop22.d2 |
||
4306 | |||
4307 | ccmpxchg: |
||
4308 | xor edx, edx |
||
4309 | disasm_set_modew |
||
4310 | or ch, 40h |
||
4311 | mov eax, 'cmpx' |
||
4312 | stosd |
||
4313 | mov eax, 'chg ' |
||
4314 | jmp cop22.d1 |
||
4315 | |||
4316 | cbsf: |
||
4317 | cbsr: |
||
4318 | or ch, 80h |
||
4319 | |||
205 | heavyiron | 4320 | cop22: |
4321 | disasm_set_modew |
||
4322 | or ch, 40h |
||
4323 | mov edx, eax |
||
4324 | mov esi, 'lea ' |
||
4325 | cmp al, 8Dh |
||
4326 | jz @f |
||
4327 | mov esi, 'imul' |
||
4328 | cmp al, 0xAF |
||
4329 | jz @f |
||
809 | diamond | 4330 | mov esi, 'bsf ' |
4331 | cmp al, 0BCh |
||
4332 | jz @f |
||
4333 | mov esi, 'bsr ' |
||
4334 | cmp al, 0BDh |
||
4335 | jz @f |
||
205 | heavyiron | 4336 | mov esi, 'mov ' |
4337 | cmp al, 88h |
||
4338 | jae @f |
||
4339 | mov esi, 'xchg' |
||
4340 | cmp al, 86h |
||
4341 | jae @f |
||
4342 | mov esi, 'test' |
||
4343 | cmp al, 84h |
||
4344 | jae @f |
||
4345 | shr al, 3 |
||
4346 | and eax, 7 |
||
4347 | mov esi, [disasm_op2cmds+eax*4] |
||
4348 | @@: |
||
4349 | xchg eax, esi |
||
809 | diamond | 4350 | .d2: |
205 | heavyiron | 4351 | stosd |
4352 | mov eax, ' ' |
||
809 | diamond | 4353 | .d1: |
205 | heavyiron | 4354 | stosd |
4355 | call disasm_get_byte |
||
4356 | dec [disasm_cur_pos] |
||
4357 | shr al, 3 |
||
4358 | and eax, 7 |
||
4359 | cmp dl, 0x8D |
||
4360 | jz @f |
||
4361 | cmp dl, 0x86 |
||
4362 | jz @f |
||
4363 | cmp dl, 0x87 |
||
4364 | jz @f |
||
809 | diamond | 4365 | cmp dl, 0xBC |
4366 | jz @f |
||
4367 | cmp dl, 0xBD |
||
4368 | jz @f |
||
205 | heavyiron | 4369 | test dl, 2 |
4370 | jz .d0 |
||
4371 | @@: |
||
4372 | call disasm_write_reg |
||
4373 | mov ax, ', ' |
||
4374 | stosw |
||
4375 | call disasm_readrmop |
||
4376 | and byte [edi], 0 |
||
4377 | ret |
||
4378 | .d0: |
||
4379 | push eax |
||
4380 | call disasm_readrmop |
||
4381 | mov ax, ', ' |
||
4382 | stosw |
||
4383 | pop eax |
||
4384 | call disasm_write_reg |
||
4385 | and byte [edi], 0 |
||
4386 | ret |
||
4387 | |||
809 | diamond | 4388 | cbound: |
4389 | mov edx, eax |
||
4390 | mov eax, 'boun' |
||
4391 | stosd |
||
4392 | mov eax, 'd ' |
||
4393 | or ch, 0xC0 |
||
4394 | jmp cop22.d1 |
||
4395 | |||
205 | heavyiron | 4396 | cop23: |
4397 | disasm_set_modew |
||
4398 | xchg eax, edx |
||
4399 | call disasm_get_byte |
||
4400 | dec [disasm_cur_pos] |
||
4401 | shr eax, 3 |
||
4402 | and eax, 7 |
||
4403 | mov eax, [disasm_op2cmds+eax*4] |
||
4404 | ctest: |
||
4405 | stosd |
||
4406 | mov eax, ' ' |
||
4407 | stosd |
||
4408 | call disasm_readrmop |
||
4409 | mov ax, ', ' |
||
4410 | stosw |
||
4411 | test ch, 80h |
||
4412 | jz .i8 |
||
4413 | cmp dl, 83h |
||
4414 | jz .i8 |
||
4415 | test ch, 1 |
||
4416 | jnz .i16 |
||
4417 | call disasm_get_dword |
||
4418 | jmp .ic |
||
4419 | .i8: |
||
4420 | xor eax, eax |
||
4421 | call disasm_get_byte |
||
4422 | cmp dl, 83h |
||
4423 | jnz .ic |
||
4424 | movsx eax, al |
||
4425 | jmp .ic |
||
4426 | .i16: |
||
4427 | xor eax, eax |
||
4428 | call disasm_get_word |
||
4429 | .ic: |
||
4430 | call disasm_write_num |
||
4431 | and byte [edi], 0 |
||
4432 | ret |
||
4433 | |||
542 | diamond | 4434 | cmovcc: |
4435 | or ch, 0C0h |
||
4436 | and eax, 0xF |
||
4437 | mov ax, [disasm_jcc_codes + eax*2] |
||
4438 | mov dword [edi], 'cmov' |
||
4439 | add edi, 4 |
||
4440 | stosw |
||
4441 | mov ax, ' ' |
||
4442 | stosw |
||
4443 | call disasm_get_byte |
||
4444 | dec [disasm_cur_pos] |
||
4445 | shr eax, 3 |
||
4446 | and eax, 7 |
||
4447 | call disasm_write_reg1632 |
||
4448 | mov ax, ', ' |
||
4449 | stosw |
||
4450 | call disasm_readrmop |
||
4451 | and byte [edi], 0 |
||
4452 | ret |
||
4453 | |||
205 | heavyiron | 4454 | cbtx1: |
4455 | ; btx r/m,i8 = 0F BA |
||
4456 | or ch, 80h |
||
4457 | call disasm_get_byte |
||
4458 | dec [disasm_cur_pos] |
||
4459 | shr al, 3 |
||
4460 | and eax, 7 |
||
4461 | cmp al, 4 |
||
4462 | jb cunk |
||
4463 | mov eax, [btx1codes+eax*4-4*4] |
||
4464 | stosd |
||
4465 | mov eax, ' ' |
||
4466 | stosd |
||
4467 | call disasm_readrmop |
||
4468 | mov ax, ', ' |
||
4469 | stosw |
||
4470 | jmp disasm_i8u |
||
542 | diamond | 4471 | iglobal |
205 | heavyiron | 4472 | btx1codes dd 'bt ','bts ','btr ','btc ' |
542 | diamond | 4473 | endg |
205 | heavyiron | 4474 | cbtx2: |
4475 | ; btx r/m,r = 0F 101xx011 (A3,AB,B3,BB) |
||
4476 | shr al, 3 |
||
4477 | and eax, 3 |
||
4478 | mov eax, [btx1codes+eax*4] |
||
4479 | stosd |
||
4480 | mov eax, ' ' |
||
4481 | stosd |
||
4482 | or ch, 0xC0 |
||
4483 | call disasm_get_byte |
||
4484 | dec [disasm_cur_pos] |
||
4485 | shr al, 3 |
||
4486 | and eax, 7 |
||
4487 | push eax |
||
4488 | call disasm_readrmop |
||
4489 | mov ax, ', ' |
||
4490 | stosw |
||
4491 | pop eax |
||
4492 | call disasm_write_reg1632 |
||
4493 | and byte [edi], 0 |
||
4494 | ret |
||
4495 | |||
4496 | csetcc: |
||
4497 | and eax, 0xF |
||
4498 | mov ax, [disasm_jcc_codes + eax*2] |
||
4499 | mov dword [edi], 'setc' |
||
4500 | add edi, 3 |
||
4501 | stosw |
||
4502 | mov ax, ' ' |
||
4503 | stosw |
||
4504 | stosb |
||
4505 | call disasm_readrmop |
||
4506 | and byte [edi], 0 |
||
4507 | ret |
||
4508 | |||
542 | diamond | 4509 | iglobal |
205 | heavyiron | 4510 | disasm_jcc_codes dw 'o ','no','b ','ae','z ','nz','be','a ','s ','ns','p ','np','l ','ge','le','g ' |
542 | diamond | 4511 | endg |
205 | heavyiron | 4512 | cjcc1: |
4513 | cjmp2: |
||
4514 | cmp al, 0xEB |
||
4515 | jz .1 |
||
4516 | and eax, 0xF |
||
4517 | mov ax, [disasm_jcc_codes + eax*2] |
||
4518 | jmp .2 |
||
4519 | .1: |
||
4520 | mov ax, 'mp' |
||
4521 | .2: |
||
4522 | mov byte [edi], 'j' |
||
4523 | inc edi |
||
4524 | stosw |
||
4525 | mov eax, ' ' |
||
4526 | stosb |
||
4527 | stosd |
||
4528 | call disasm_get_byte |
||
4529 | movsx eax, al |
||
4530 | disasm_rva: |
||
4531 | add eax, [disasm_cur_pos] |
||
4532 | call disasm_write_num |
||
4533 | and byte [edi], 0 |
||
4534 | ret |
||
4535 | |||
4536 | ccall1: |
||
4537 | cjmp1: |
||
4538 | cjcc2: |
||
4539 | mov edx, 'call' |
||
4540 | cmp al, 0xE8 |
||
4541 | jz @f |
||
4542 | mov edx, 'jmp ' |
||
4543 | cmp al, 0xE9 |
||
4544 | jz @f |
||
4545 | mov edx, ' ' |
||
4546 | and eax, 0xF |
||
4547 | mov dx, [disasm_jcc_codes+eax*2] |
||
4548 | shl edx, 8 |
||
4549 | mov dl, 'j' |
||
4550 | @@: |
||
4551 | xchg eax, edx |
||
4552 | stosd |
||
4553 | mov eax, ' ' |
||
4554 | stosd |
||
809 | diamond | 4555 | test ch, 1 |
4556 | jnz @f |
||
205 | heavyiron | 4557 | call disasm_get_dword |
4558 | jmp disasm_rva |
||
809 | diamond | 4559 | @@: |
4560 | call disasm_get_word |
||
4561 | add eax, [disasm_cur_pos] |
||
4562 | and eax, 0xFFFF |
||
4563 | call disasm_write_num |
||
4564 | and byte [edi], 0 |
||
4565 | ret |
||
205 | heavyiron | 4566 | |
809 | diamond | 4567 | ccallf: |
4568 | mov eax, 'call' |
||
4569 | stosd |
||
4570 | mov eax, ' ' |
||
4571 | stosd |
||
4572 | mov al, 'd' |
||
4573 | test ch, 1 |
||
4574 | jnz @f |
||
4575 | mov al, 'p' |
||
4576 | @@: |
||
4577 | stosb |
||
4578 | mov eax, 'word' |
||
4579 | stosd |
||
4580 | mov al, ' ' |
||
4581 | stosb |
||
4582 | test ch, 1 |
||
4583 | jnz .1 |
||
4584 | call disasm_get_dword |
||
4585 | jmp .2 |
||
4586 | .1: |
||
4587 | xor eax, eax |
||
4588 | call disasm_get_word |
||
4589 | .2: |
||
4590 | push eax |
||
4591 | xor eax, eax |
||
4592 | call disasm_get_word |
||
4593 | call disasm_write_num |
||
4594 | mov al, ':' |
||
4595 | stosb |
||
4596 | pop eax |
||
4597 | call disasm_write_num |
||
4598 | and byte [edi], 0 |
||
4599 | ret |
||
4600 | |||
542 | diamond | 4601 | iglobal |
205 | heavyiron | 4602 | op11codes dd 'test',0,'not ','neg ','mul ','imul','div ','idiv' |
4603 | op12codes dd 'inc ','dec ','call',0,'jmp ',0,'push',0 |
||
542 | diamond | 4604 | endg |
205 | heavyiron | 4605 | cop1: |
4606 | disasm_set_modew |
||
4607 | xchg eax, edx |
||
4608 | call disasm_get_byte |
||
809 | diamond | 4609 | movzx esi, al |
205 | heavyiron | 4610 | dec [disasm_cur_pos] |
4611 | shr al, 3 |
||
4612 | and eax, 7 |
||
4613 | cmp dl, 0xFE |
||
4614 | jnz @f |
||
4615 | cmp al, 1 |
||
809 | diamond | 4616 | jbe @f |
4617 | .0: |
||
4618 | inc [disasm_cur_pos] |
||
4619 | jmp cunk |
||
205 | heavyiron | 4620 | @@: |
4621 | and edx, 8 |
||
4622 | add eax, edx |
||
809 | diamond | 4623 | cmp al, 11 |
4624 | jz .callfar |
||
4625 | cmp al, 13 |
||
4626 | jz .jmpfar |
||
205 | heavyiron | 4627 | mov eax, [op11codes+eax*4] |
4628 | test eax, eax |
||
809 | diamond | 4629 | jz .0 |
205 | heavyiron | 4630 | cmp eax, 'test' |
4631 | jz ctest |
||
809 | diamond | 4632 | .2: |
205 | heavyiron | 4633 | stosd |
4634 | mov eax, ' ' |
||
4635 | stosd |
||
4636 | call disasm_readrmop |
||
4637 | and byte [edi], 0 |
||
4638 | ret |
||
809 | diamond | 4639 | .callfar: |
4640 | mov eax, 'call' |
||
4641 | .1: |
||
4642 | cmp esi, 0xC0 |
||
4643 | jae .0 |
||
4644 | stosd |
||
4645 | mov eax, ' ' |
||
4646 | stosd |
||
4647 | mov eax, 'far ' |
||
4648 | stosd |
||
4649 | mov al, 'd' |
||
4650 | test ch, 1 |
||
4651 | jnz @f |
||
4652 | mov al, 'p' |
||
4653 | @@: |
||
4654 | stosb |
||
4655 | or ch, 1 |
||
4656 | call disasm_readrmop |
||
4657 | and byte [edi], 0 |
||
4658 | ret |
||
4659 | .jmpfar: |
||
4660 | mov eax, 'jmp ' |
||
4661 | jmp .1 |
||
205 | heavyiron | 4662 | |
4663 | cpop2: |
||
4664 | or ch, 80h |
||
4665 | call disasm_get_byte |
||
4666 | dec [disasm_cur_pos] |
||
4667 | test al, 00111000b |
||
4668 | jnz cunk |
||
4669 | mov eax, 'pop ' |
||
809 | diamond | 4670 | jmp cop1.2 |
205 | heavyiron | 4671 | |
4672 | cloopnz: |
||
4673 | mov eax, 'loop' |
||
4674 | stosd |
||
4675 | mov eax, 'nz ' |
||
4676 | test ch, 2 |
||
4677 | jz @f |
||
4678 | mov ah, 'w' |
||
4679 | @@: jmp cloop.cmn |
||
4680 | cloopz: |
||
4681 | mov eax, 'loop' |
||
4682 | stosd |
||
4683 | mov eax, 'z ' |
||
4684 | test ch, 2 |
||
4685 | jz @f |
||
4686 | mov eax, 'zw ' |
||
4687 | @@: jmp cloop.cmn |
||
4688 | |||
4689 | cjcxz: |
||
4690 | cloop: |
||
4691 | cmp al, 0xE2 |
||
4692 | jz .loop |
||
4693 | test ch, 2 |
||
4694 | jnz .jcxz |
||
4695 | mov eax, 'jecx' |
||
4696 | stosd |
||
4697 | mov eax, 'z ' |
||
4698 | jmp .cmn |
||
4699 | .jcxz: |
||
4700 | mov eax, 'jcxz' |
||
4701 | stosd |
||
4702 | mov eax, ' ' |
||
4703 | jmp .cmn |
||
4704 | .loop: |
||
4705 | mov eax, 'loop' |
||
4706 | stosd |
||
4707 | mov eax, ' ' |
||
4708 | test ch, 2 |
||
4709 | jz .cmn |
||
4710 | mov al, 'w' |
||
4711 | .cmn: |
||
4712 | stosd |
||
4713 | call disasm_get_byte |
||
4714 | movsx eax, al |
||
4715 | add eax, [disasm_cur_pos] |
||
4716 | test ch, 1 |
||
4717 | jz @f |
||
4718 | and eax, 0xFFFF |
||
4719 | @@: |
||
4720 | disasm_write_num_done: |
||
4721 | call disasm_write_num |
||
4722 | and byte [edi], 0 |
||
4723 | ret |
||
4724 | |||
4725 | cimul1: |
||
4726 | ; imul r,r/m,i |
||
4727 | or ch, 80h ; 32bit operation |
||
4728 | xchg eax, edx |
||
4729 | mov eax, 'imul' |
||
4730 | stosd |
||
4731 | mov eax, ' ' |
||
4732 | stosd |
||
4733 | call disasm_get_byte |
||
4734 | dec [disasm_cur_pos] |
||
4735 | shr al, 3 |
||
4736 | and eax, 7 |
||
4737 | call disasm_write_reg1632 |
||
4738 | mov ax, ', ' |
||
4739 | stosw |
||
4740 | call disasm_readrmop |
||
4741 | mov ax, ', ' |
||
4742 | stosw |
||
4743 | test ch, 1 |
||
4744 | jnz .16 |
||
4745 | cmp dl, 0x69 |
||
4746 | jz .op32 |
||
4747 | call disasm_get_byte |
||
4748 | movsx eax, al |
||
4749 | jmp disasm_write_num_done |
||
4750 | .op32: |
||
4751 | call disasm_get_dword |
||
4752 | jmp disasm_write_num_done |
||
4753 | .16: |
||
4754 | cmp dl, 0x69 |
||
4755 | jz .op16 |
||
4756 | call disasm_get_byte |
||
4757 | cbw |
||
4758 | jmp disasm_write_num_done |
||
4759 | .op16: |
||
4760 | xor eax, eax |
||
4761 | call disasm_get_word |
||
4762 | jmp disasm_write_num_done |
||
4763 | |||
4764 | cshld: |
||
4765 | cshrd: |
||
4766 | mov edx, 'shld' |
||
4767 | test al, 8 |
||
4768 | jz @f |
||
4769 | mov edx, 'shrd' |
||
4770 | @@: |
||
4771 | xchg eax, edx |
||
4772 | stosd |
||
4773 | mov eax, ' ' |
||
4774 | stosd |
||
4775 | call disasm_get_byte |
||
4776 | dec [disasm_cur_pos] |
||
4777 | shr al, 3 |
||
4778 | and eax, 7 |
||
4779 | push eax |
||
4780 | or ch, 80h |
||
4781 | call disasm_readrmop |
||
4782 | mov ax, ', ' |
||
4783 | stosw |
||
4784 | pop eax |
||
4785 | call disasm_write_reg1632 |
||
4786 | mov ax, ', ' |
||
4787 | stosw |
||
4788 | test dl, 1 |
||
4789 | jz disasm_i8u |
||
4790 | mov ax, 'cl' |
||
4791 | stosw |
||
4792 | and byte [edi], 0 |
||
4793 | ret |
||
4794 | |||
4795 | ccbw: |
||
4796 | mov eax, 'cbw ' |
||
4797 | test ch, 1 |
||
4798 | jnz @f |
||
4799 | mov eax, 'cwde' |
||
4800 | @@: stosd |
||
809 | diamond | 4801 | and byte [edi], 0 |
205 | heavyiron | 4802 | ret |
4803 | ccwd: |
||
4804 | mov eax, 'cwd ' |
||
4805 | test ch, 1 |
||
4806 | jnz @b |
||
4807 | mov eax, 'cdq ' |
||
4808 | jmp @b |
||
4809 | |||
809 | diamond | 4810 | ccmpxchg8b: |
4811 | call disasm_get_byte |
||
4812 | cmp al, 0xC0 |
||
4813 | jae cerr |
||
4814 | shr al, 3 |
||
4815 | and al, 7 |
||
4816 | cmp al, 1 |
||
4817 | jnz cerr |
||
4818 | dec [disasm_cur_pos] |
||
4819 | mov eax, 'cmpx' |
||
4820 | stosd |
||
4821 | mov eax, 'chg8' |
||
4822 | stosd |
||
4823 | mov al, 'b' |
||
4824 | stosb |
||
4825 | mov al, ' ' |
||
4826 | stosb |
||
4827 | or ch, 40h |
||
4828 | call disasm_readrmop |
||
4829 | and byte [edi], 0 |
||
4830 | ret |
||
4831 | |||
542 | diamond | 4832 | iglobal |
205 | heavyiron | 4833 | fpuD8 dd 'add ','mul ','com ','comp','sub ','subr','div ','divr' |
542 | diamond | 4834 | endg |
205 | heavyiron | 4835 | |
4836 | cD8: |
||
4837 | call disasm_get_byte |
||
4838 | dec [disasm_cur_pos] |
||
4839 | push eax |
||
4840 | shr al, 3 |
||
4841 | and eax, 7 |
||
4842 | mov byte [edi], 'f' |
||
4843 | inc edi |
||
4844 | xchg eax, edx |
||
4845 | mov eax, [fpuD8+edx*4] |
||
4846 | stosd |
||
4847 | mov ax, ' ' |
||
4848 | stosw |
||
4849 | stosb |
||
4850 | pop eax |
||
4851 | cmp dl, 2 |
||
4852 | jb .1 |
||
4853 | cmp dl, 3 |
||
4854 | jbe .2 |
||
4855 | .1: |
||
4856 | cmp al, 0xC0 |
||
4857 | jb .2 |
||
4858 | mov eax, 'st0,' |
||
4859 | stosd |
||
4860 | mov al, ' ' |
||
4861 | stosb |
||
4862 | .2: |
||
4863 | or ch, 80h or 20h |
||
4864 | and ch, not 1 |
||
4865 | call disasm_readrmop |
||
4866 | and byte [edi], 0 |
||
4867 | ret |
||
4868 | |||
542 | diamond | 4869 | iglobal |
205 | heavyiron | 4870 | fpuD9_2: |
4871 | dq 'fchs ','fabs ',0,0,'ftst ','fxam ',0,0 |
||
4872 | db 'fld1 fldl2t fldl2e fldpi fldlg2 fldln2 fldz ' |
||
4873 | dq 0 |
||
4874 | db 'f2xm1 fyl2x fptan fpatan fxtract fprem1 fdecstp fincstp ' |
||
4875 | db 'fprem fyl2xp1 fsqrt fsincos frndint fscale fsin fcos ' |
||
4876 | fpuD9_fnop db 'fnop ' |
||
542 | diamond | 4877 | endg |
205 | heavyiron | 4878 | cD9: |
4879 | call disasm_get_byte |
||
4880 | sub al, 0xC0 |
||
4881 | jae .l1 |
||
4882 | dec [disasm_cur_pos] |
||
4883 | shr al, 3 |
||
4884 | and eax, 7 |
||
4885 | cmp al, 7 |
||
4886 | jnz @f |
||
4887 | mov eax, 'fnst' |
||
4888 | stosd |
||
4889 | mov eax, 'cw ' |
||
4890 | jmp .x1 |
||
4891 | @@: |
||
4892 | cmp al, 5 |
||
4893 | jnz @f |
||
4894 | mov eax, 'fldc' |
||
4895 | stosd |
||
4896 | mov eax, 'w ' |
||
4897 | .x1: |
||
4898 | stosd |
||
4899 | or ch, 0C1h |
||
4900 | jmp .cmn |
||
4901 | @@: |
||
4902 | mov edx, 'fld ' |
||
4903 | test al, al |
||
4904 | jz @f |
||
4905 | mov edx, 'fst ' |
||
4906 | cmp al, 2 |
||
4907 | jz @f |
||
4908 | mov edx, 'fstp' |
||
4909 | cmp al, 3 |
||
4910 | jnz cunk |
||
4911 | @@: |
||
4912 | xchg eax, edx |
||
4913 | stosd |
||
4914 | mov eax, ' ' |
||
4915 | stosd |
||
4916 | or ch, 80h |
||
4917 | and ch, not 1 |
||
4918 | .cmn: |
||
4919 | call disasm_readrmop |
||
4920 | and byte [edi], 0 |
||
4921 | ret |
||
4922 | .l1: |
||
4923 | cmp al, 10h |
||
4924 | jae .l2 |
||
4925 | mov edx, 'fld ' |
||
4926 | cmp al, 8 |
||
4927 | jb @f |
||
4928 | mov edx, 'fxch' |
||
4929 | @@: |
||
4930 | xchg eax, edx |
||
4931 | stosd |
||
4932 | mov eax, ' ' |
||
4933 | stosd |
||
4934 | xchg eax, edx |
||
4935 | and al, 7 |
||
4936 | add al, '0' |
||
4937 | shl eax, 16 |
||
4938 | mov ax, 'st' |
||
4939 | stosd |
||
4940 | clc |
||
4941 | ret |
||
4942 | .l2: |
||
4943 | cmp al, 0x10 |
||
4944 | jnz @f |
||
4945 | mov esi, fpuD9_fnop |
||
4946 | jmp .l3 |
||
4947 | @@: |
||
4948 | sub al, 0x20 |
||
4949 | jb cerr |
||
4950 | lea esi, [fpuD9_2+eax*8] |
||
4951 | cmp byte [esi], 0 |
||
4952 | jz cerr |
||
4953 | .l3: |
||
4954 | movsd |
||
4955 | movsd |
||
4956 | and byte [edi-1], 0 |
||
4957 | ret |
||
4958 | |||
4959 | cDA: |
||
4960 | call disasm_get_byte |
||
4961 | cmp al, 0xC0 |
||
4962 | jae cunk |
||
4963 | dec [disasm_cur_pos] |
||
4964 | shr al, 3 |
||
4965 | and eax, 7 |
||
4966 | mov word [edi], 'fi' |
||
4967 | inc edi |
||
4968 | inc edi |
||
4969 | mov eax, [fpuD8+eax*4] |
||
4970 | stosd |
||
4971 | mov ax, ' ' |
||
4972 | stosw |
||
4973 | or ch, 80h |
||
4974 | and ch, not 1 ; 32-bit operand |
||
4975 | call disasm_readrmop |
||
4976 | and byte [edi], 0 |
||
4977 | ret |
||
4978 | |||
542 | diamond | 4979 | iglobal |
205 | heavyiron | 4980 | fpuDB dd 'ild ',0,'ist ','istp',0,'ld ',0,'stp ' |
542 | diamond | 4981 | endg |
205 | heavyiron | 4982 | cDB: |
4983 | call disasm_get_byte |
||
4984 | cmp al, 0xC0 |
||
4985 | jae .1 |
||
4986 | dec [disasm_cur_pos] |
||
4987 | shr al, 3 |
||
4988 | and eax, 7 |
||
4989 | xchg eax, edx |
||
4990 | mov eax, [fpuDB+edx*4] |
||
4991 | test eax, eax |
||
4992 | jz cerr |
||
4993 | mov byte [edi], 'f' |
||
4994 | inc edi |
||
4995 | stosd |
||
4996 | mov ax, ' ' |
||
4997 | stosw |
||
4998 | stosb |
||
4999 | or ch, 80h |
||
5000 | and ch, not 1 ; 32-bit operand |
||
5001 | cmp dl, 4 |
||
5002 | jb @f |
||
5003 | or ch, 20h |
||
5004 | and ch, not 80h ; 80-bit operand |
||
5005 | @@: |
||
5006 | call disasm_readrmop |
||
5007 | and byte [edi], 0 |
||
5008 | ret |
||
5009 | .1: |
||
5010 | cmp al, 0xE3 |
||
5011 | jnz cunk |
||
5012 | mov eax, 'fnin' |
||
5013 | stosd |
||
5014 | mov eax, 'it' |
||
5015 | stosd |
||
5016 | dec edi |
||
5017 | ret ; CF cleared |
||
5018 | |||
542 | diamond | 5019 | iglobal |
205 | heavyiron | 5020 | fpuDC dd 'add ','mul ',0,0,'subr','sub ','divr','div ' |
542 | diamond | 5021 | endg |
205 | heavyiron | 5022 | cDC: |
5023 | call disasm_get_byte |
||
5024 | cmp al, 0xC0 |
||
5025 | jae .1 |
||
5026 | dec [disasm_cur_pos] |
||
5027 | shr al, 3 |
||
5028 | and eax, 7 |
||
5029 | mov byte [edi], 'f' |
||
5030 | inc edi |
||
5031 | mov eax, [fpuD8+eax*4] |
||
5032 | stosd |
||
5033 | mov ax, ' ' |
||
5034 | stosw |
||
5035 | stosb |
||
5036 | or ch, 0A1h ; qword |
||
5037 | call disasm_readrmop |
||
5038 | and byte [edi], 0 |
||
5039 | ret |
||
5040 | .1: |
||
5041 | mov dl, al |
||
5042 | shr al, 3 |
||
5043 | and eax, 7 |
||
5044 | mov eax, [fpuDC+eax*4] |
||
5045 | test eax, eax |
||
5046 | jz cerr |
||
5047 | mov byte [edi], 'f' |
||
5048 | inc edi |
||
5049 | stosd |
||
5050 | mov eax, ' s' |
||
5051 | stosd |
||
5052 | mov al, 't' |
||
5053 | stosb |
||
5054 | and edx, 7 |
||
5055 | lea eax, [edx+'0'] |
||
5056 | stosb |
||
5057 | mov eax, ', st' |
||
5058 | stosd |
||
5059 | mov ax, '0' |
||
5060 | stosw |
||
5061 | ret ; CF cleared |
||
5062 | |||
542 | diamond | 5063 | iglobal |
205 | heavyiron | 5064 | fpuDD dd 'fld ',0,'fst ','fstp',0,0,0,0 |
5065 | fpuDD_2 dq 'ffree ',0,'fst ','fstp ','fucom ','fucomp ',0,0 |
||
542 | diamond | 5066 | endg |
205 | heavyiron | 5067 | cDD: |
5068 | call disasm_get_byte |
||
5069 | cmp al, 0xC0 |
||
5070 | jae .1 |
||
5071 | dec [disasm_cur_pos] |
||
5072 | shr al, 3 |
||
5073 | and eax, 7 |
||
5074 | xchg eax, edx |
||
5075 | mov eax, [fpuDD+edx*4] |
||
5076 | test eax, eax |
||
5077 | jz cunk |
||
5078 | stosd |
||
5079 | mov eax, ' ' |
||
5080 | stosd |
||
5081 | or ch, 0A1h ; qword operand |
||
5082 | call disasm_readrmop |
||
5083 | and byte [edi], 0 |
||
5084 | ret |
||
5085 | .1: |
||
5086 | push eax |
||
5087 | shr al, 3 |
||
5088 | and eax, 7 |
||
5089 | xchg eax, edx |
||
5090 | mov eax, dword [fpuDD_2+edx*8] |
||
5091 | test eax, eax |
||
5092 | jz cerr |
||
5093 | stosd |
||
5094 | mov eax, dword [fpuDD_2+4+edx*8] |
||
5095 | stosd |
||
5096 | mov ax, 'st' |
||
5097 | stosw |
||
5098 | pop eax |
||
5099 | and al, 7 |
||
5100 | add al, '0' |
||
5101 | stosb |
||
5102 | and byte [edi], 0 |
||
5103 | ret |
||
5104 | |||
542 | diamond | 5105 | iglobal |
205 | heavyiron | 5106 | fpuDE dd 'add ','mul ',0,0,'subr','sub ','divr','div ' |
542 | diamond | 5107 | endg |
205 | heavyiron | 5108 | cDE: |
5109 | call disasm_get_byte |
||
5110 | cmp al, 0xC0 |
||
5111 | jae .1 |
||
5112 | dec [disasm_cur_pos] |
||
5113 | mov word [edi], 'fi' |
||
5114 | inc edi |
||
5115 | inc edi |
||
5116 | shr al, 3 |
||
5117 | and eax, 7 |
||
5118 | mov eax, [fpuD8+eax*4] |
||
5119 | stosd |
||
5120 | mov ax, ' ' |
||
5121 | stosw |
||
5122 | or ch, 81h ; force 16-bit |
||
5123 | call disasm_readrmop |
||
5124 | and byte [edi], 0 |
||
5125 | ret |
||
5126 | .1: |
||
5127 | push eax |
||
5128 | shr al, 3 |
||
5129 | and eax, 7 |
||
5130 | xchg eax, edx |
||
5131 | mov eax, [fpuDE+edx*4] |
||
5132 | test eax, eax |
||
5133 | jz .fcompp |
||
5134 | mov byte [edi], 'f' |
||
5135 | inc edi |
||
5136 | stosd |
||
5137 | mov al, 'p' |
||
5138 | cmp byte [edi-1], ' ' |
||
5139 | jnz @f |
||
5140 | mov byte [edi-1], al |
||
5141 | mov al, ' ' |
||
5142 | @@: stosb |
||
5143 | mov eax, ' st' |
||
5144 | stosd |
||
5145 | pop eax |
||
5146 | and al, 7 |
||
5147 | add al, '0' |
||
5148 | stosb |
||
5149 | mov ax, ', ' |
||
5150 | stosw |
||
5151 | mov eax, 'st0' |
||
5152 | stosd |
||
5153 | ret ; CF cleared |
||
5154 | .fcompp: |
||
5155 | pop eax |
||
5156 | cmp al, 0xD9 |
||
5157 | jnz cerr |
||
5158 | mov eax, 'fcom' |
||
5159 | stosd |
||
5160 | mov ax, 'pp' |
||
5161 | stosw |
||
5162 | and byte [edi], 0 |
||
5163 | ret |
||
5164 | |||
542 | diamond | 5165 | iglobal |
205 | heavyiron | 5166 | fpuDF dd 'ild ',0,'ist ','istp','bld ','ild ','bstp','istp' |
542 | diamond | 5167 | endg |
205 | heavyiron | 5168 | |
5169 | cDF: |
||
5170 | call disasm_get_byte |
||
5171 | cmp al, 0xC0 |
||
5172 | jae .1 |
||
5173 | dec [disasm_cur_pos] |
||
5174 | shr al, 3 |
||
5175 | and eax, 7 |
||
5176 | xchg eax, edx |
||
5177 | mov eax, [fpuDF+edx*4] |
||
5178 | test eax, eax |
||
5179 | jz cerr |
||
5180 | mov byte [edi], 'f' |
||
5181 | inc edi |
||
5182 | stosd |
||
5183 | mov ax, ' ' |
||
5184 | stosw |
||
5185 | stosb |
||
5186 | or ch, 81h ; force 16-bit operand |
||
5187 | cmp dl, 4 |
||
5188 | jb @f |
||
5189 | or ch, 20h |
||
5190 | test dl, 1 |
||
5191 | jnz @f |
||
5192 | or ch, 40h |
||
5193 | @@: |
||
5194 | call disasm_readrmop |
||
5195 | and byte [edi], 0 |
||
5196 | ret |
||
5197 | .1: |
||
5198 | cmp al, 0xE0 |
||
5199 | jnz cunk |
||
5200 | mov eax, 'fnst' |
||
5201 | stosd |
||
5202 | mov eax, 'sw ' |
||
5203 | stosd |
||
5204 | mov ax, 'ax' |
||
5205 | stosw |
||
5206 | and byte [edi], 0 |
||
5207 | ret |
||
5208 | |||
542 | diamond | 5209 | cmovd1: |
5210 | mov eax, 'movd' |
||
5211 | stosd |
||
5212 | mov eax, ' ' |
||
5213 | stosd |
||
5214 | call disasm_get_byte |
||
5215 | dec [disasm_cur_pos] |
||
5216 | shr al, 3 |
||
5217 | and eax, 7 |
||
5218 | call disasm_write_mmreg |
||
5219 | mov ax, ', ' |
||
5220 | stosw |
||
5221 | or ch, 0C0h |
||
5222 | and ch, not 1 |
||
5223 | call disasm_readrmop |
||
5224 | and byte [edi], 0 |
||
5225 | ret |
||
5226 | cmovd2: |
||
5227 | mov eax, 'movd' |
||
5228 | stosd |
||
5229 | mov eax, ' ' |
||
5230 | stosd |
||
5231 | call disasm_get_byte |
||
5232 | dec [disasm_cur_pos] |
||
5233 | shr al, 3 |
||
5234 | and eax, 7 |
||
5235 | push eax ecx |
||
5236 | or ch, 0C0h |
||
5237 | and ch, not 1 |
||
5238 | call disasm_readrmop |
||
5239 | mov ax, ', ' |
||
5240 | stosw |
||
5241 | pop ecx eax |
||
5242 | call disasm_write_mmreg |
||
5243 | and byte [edi], 0 |
||
5244 | ret |
||
5245 | |||
5246 | cmovq1: |
||
5247 | test ch, 1 |
||
5248 | jz .mm |
||
5249 | mov eax, 'movd' |
||
5250 | stosd |
||
5251 | mov eax, 'qa ' |
||
5252 | stosd |
||
5253 | jmp disasm_mmx1 |
||
5254 | .mm: |
||
5255 | mov eax, 'movq' |
||
5256 | stosd |
||
5257 | mov eax, ' ' |
||
5258 | stosd |
||
5259 | jmp disasm_mmx1 |
||
5260 | cmovq2: |
||
5261 | test ch, 1 |
||
5262 | jz .mm |
||
5263 | mov eax, 'movd' |
||
5264 | stosd |
||
5265 | mov eax, 'qa ' |
||
5266 | stosd |
||
5267 | jmp disasm_mmx3 |
||
5268 | .mm: |
||
5269 | mov eax, 'movq' |
||
5270 | disasm_mmx2: |
||
5271 | stosd |
||
5272 | mov eax, ' ' |
||
5273 | stosd |
||
5274 | disasm_mmx3: |
||
5275 | or ch, 50h |
||
5276 | call disasm_get_byte |
||
5277 | dec [disasm_cur_pos] |
||
5278 | push eax |
||
5279 | call disasm_readrmop |
||
5280 | mov ax, ', ' |
||
5281 | stosw |
||
5282 | pop eax |
||
5283 | shr al, 3 |
||
5284 | and eax, 7 |
||
5285 | call disasm_write_mmreg |
||
5286 | and byte [edi], 0 |
||
5287 | ret |
||
5288 | |||
5289 | iglobal |
||
5290 | mmx_cmds: |
||
5291 | db 0x60,'unpcklbw' |
||
5292 | db 0x61,'unpcklwd' |
||
5293 | db 0x62,'unpckldq' |
||
5294 | db 0x63,'packsswb' |
||
5295 | db 0x64,'pcmpgtb ' |
||
5296 | db 0x65,'pcmpgtw ' |
||
5297 | db 0x66,'pcmpgtd ' |
||
5298 | db 0x67,'packuswb' |
||
5299 | db 0x68,'unpckhbw' |
||
5300 | db 0x69,'unpckhwd' |
||
5301 | db 0x6A,'unpckhdq' |
||
5302 | db 0x6B,'packssdw' |
||
5303 | db 0x74,'pcmpeqb ' |
||
5304 | db 0x75,'pcmpeqw ' |
||
5305 | db 0x76,'pcmpeqd ' |
||
5306 | db 0xD4,'paddq ' |
||
5307 | db 0xD5,'pmullw ' |
||
5308 | db 0xD8,'psubusb ' |
||
5309 | db 0xD9,'psubusw ' |
||
5310 | db 0xDA,'pminub ' |
||
5311 | db 0xDB,'pand ' |
||
5312 | db 0xDC,'paddusb ' |
||
5313 | db 0xDD,'paddusw ' |
||
5314 | db 0xDE,'pmaxub ' |
||
5315 | db 0xDF,'pandn ' |
||
5316 | db 0xE0,'pavgb ' |
||
5317 | db 0xE3,'pavgw ' |
||
5318 | db 0xE4,'pmulhuw ' |
||
5319 | db 0xE5,'pmulhw ' |
||
5320 | db 0xE8,'psubsb ' |
||
5321 | db 0xE9,'psubsw ' |
||
5322 | db 0xEA,'pminsw ' |
||
5323 | db 0xEB,'por ' |
||
5324 | db 0xEC,'paddsb ' |
||
5325 | db 0xED,'paddsw ' |
||
5326 | db 0xEE,'pmaxsw ' |
||
5327 | db 0xEF,'pxor ' |
||
5328 | db 0xF4,'pmuludq ' |
||
5329 | db 0xF5,'pmaddwd ' |
||
5330 | db 0xF6,'psadbw ' |
||
5331 | db 0xF8,'psubb ' |
||
5332 | db 0xF9,'psubw ' |
||
5333 | db 0xFA,'psubd ' |
||
5334 | db 0xFB,'psubq ' |
||
5335 | db 0xFC,'paddb ' |
||
5336 | db 0xFD,'paddw ' |
||
5337 | db 0xFE,'paddd ' |
||
5338 | endg |
||
5339 | cpcmn: |
||
5340 | mov esi, mmx_cmds |
||
5341 | @@: |
||
5342 | cmp al, [esi] |
||
5343 | jz @f |
||
5344 | add esi, 9 |
||
5345 | jmp @b |
||
5346 | @@: |
||
5347 | inc esi |
||
5348 | mov al, 'p' |
||
5349 | cmp byte [esi], al |
||
5350 | jz @f |
||
5351 | stosb |
||
5352 | @@: |
||
5353 | movsd |
||
5354 | movsd |
||
5355 | cmp byte [edi-1], ' ' |
||
5356 | jz @f |
||
5357 | mov al, ' ' |
||
5358 | stosb |
||
5359 | @@: |
||
5360 | |||
5361 | disasm_mmx1: |
||
5362 | or ch, 50h |
||
5363 | call disasm_get_byte |
||
5364 | dec [disasm_cur_pos] |
||
5365 | shr al, 3 |
||
5366 | and eax, 7 |
||
5367 | call disasm_write_mmreg |
||
5368 | mov ax, ', ' |
||
5369 | stosw |
||
5370 | call disasm_readrmop |
||
809 | diamond | 5371 | cmp word [disasm_string], 'cm' |
5372 | jz .cmp |
||
542 | diamond | 5373 | and byte [edi], 0 |
5374 | ret |
||
809 | diamond | 5375 | .cmp: |
5376 | call disasm_get_byte |
||
5377 | and eax, 7 |
||
5378 | mov dx, 'eq' |
||
5379 | dec eax |
||
5380 | js @f |
||
5381 | mov dx, 'lt' |
||
5382 | jz @f |
||
5383 | mov dh, 'e' |
||
5384 | dec eax |
||
5385 | jnz .no2 |
||
5386 | @@: |
||
5387 | xchg dx, word [disasm_string+3] |
||
5388 | mov word [disasm_string+5], dx |
||
5389 | and byte [edi], 0 |
||
5390 | ret |
||
5391 | .no2: |
||
5392 | dec eax |
||
5393 | jnz @f |
||
5394 | add edi, 2 |
||
5395 | push edi |
||
5396 | lea esi, [edi-3] |
||
5397 | lea ecx, [esi-(disasm_string+8)+2] |
||
5398 | std |
||
5399 | rep movsb |
||
5400 | cld |
||
5401 | mov cx, word [esi-3] |
||
5402 | mov dword [esi-3], 'unor' |
||
5403 | mov byte [esi+1], 'd' |
||
5404 | mov word [esi+2], cx |
||
5405 | pop edi |
||
5406 | and byte [edi+1], 0 |
||
5407 | ret |
||
5408 | @@: |
||
5409 | mov edx, 'neq' |
||
5410 | dec eax |
||
5411 | jz @f |
||
5412 | mov edx, 'nlt' |
||
5413 | dec eax |
||
5414 | jz @f |
||
5415 | mov edx, 'nle' |
||
5416 | dec eax |
||
5417 | jz @f |
||
5418 | mov edx, 'ord' |
||
5419 | @@: |
||
5420 | push edi |
||
5421 | lea esi, [edi-1] |
||
5422 | lea ecx, [esi-(disasm_string+8)+2] |
||
5423 | std |
||
5424 | rep movsb |
||
5425 | cld |
||
5426 | mov cx, word [esi-3] |
||
5427 | mov dword [esi-3], edx |
||
5428 | mov word [esi], cx |
||
5429 | pop edi |
||
5430 | and byte [edi+1], 0 |
||
5431 | ret |
||
542 | diamond | 5432 | |
5433 | cpsrlw: |
||
5434 | mov eax, 'psrl' |
||
5435 | jmp @f |
||
5436 | cpsraw: |
||
5437 | mov eax, 'psra' |
||
5438 | jmp @f |
||
5439 | cpsllw: |
||
5440 | mov eax, 'psll' |
||
5441 | @@: |
||
5442 | stosd |
||
5443 | mov eax, 'w ' |
||
5444 | stosd |
||
5445 | jmp disasm_mmx1 |
||
5446 | cpsrld: |
||
5447 | mov eax, 'psrl' |
||
5448 | jmp @f |
||
5449 | cpsrad: |
||
5450 | mov eax, 'psra' |
||
5451 | jmp @f |
||
5452 | cpslld: |
||
5453 | mov eax, 'psll' |
||
5454 | @@: |
||
5455 | stosd |
||
5456 | mov eax, 'd ' |
||
5457 | stosd |
||
5458 | jmp disasm_mmx1 |
||
5459 | cpsrlq: |
||
5460 | mov eax, 'psrl' |
||
5461 | jmp @f |
||
5462 | cpsllq: |
||
5463 | mov eax, 'psll' |
||
5464 | @@: |
||
5465 | stosd |
||
5466 | mov eax, 'q ' |
||
5467 | stosd |
||
5468 | jmp disasm_mmx1 |
||
5469 | |||
809 | diamond | 5470 | csse1: |
5471 | iglobal |
||
5472 | sse_cmds1: |
||
5473 | db 0x2F,4,'comi' |
||
5474 | db 0x54,3,'and' |
||
5475 | db 0x55,4,'andn' |
||
5476 | db 0x58,3,'add' |
||
5477 | db 0xC2,3,'cmp' |
||
5478 | endg |
||
5479 | mov esi, sse_cmds1+1 |
||
5480 | .1: |
||
5481 | @@: |
||
5482 | movzx edx, byte [esi] |
||
5483 | cmp al, [esi-1] |
||
5484 | jz @f |
||
5485 | lea esi, [esi+edx+2] |
||
5486 | jmp @b |
||
5487 | @@: |
||
5488 | push ecx |
||
5489 | mov ecx, edx |
||
5490 | inc esi |
||
5491 | rep movsb |
||
5492 | pop ecx |
||
5493 | mov al, 's' |
||
5494 | cmp byte [edi-1], 'i' |
||
5495 | jz @f |
||
5496 | mov al, 'p' |
||
5497 | @@: |
||
5498 | stosb |
||
5499 | mov al, 'd' |
||
5500 | test ch, 1 |
||
5501 | jnz @f |
||
5502 | mov al, 's' |
||
5503 | @@: |
||
5504 | stosb |
||
5505 | push ecx |
||
5506 | push 5 |
||
5507 | pop ecx |
||
5508 | sub ecx, edx |
||
5509 | adc ecx, 1 |
||
5510 | mov al, ' ' |
||
5511 | rep stosb |
||
5512 | pop ecx |
||
5513 | or ch, 1 ; force XMM reg |
||
5514 | jmp disasm_mmx1 |
||
5515 | |||
5516 | csse2: |
||
5517 | iglobal |
||
5518 | sse_cmds2: |
||
5519 | db 0xD0,6,'addsub' |
||
5520 | db 0,0 |
||
5521 | endg |
||
5522 | test ch, 1 |
||
5523 | jz cerr |
||
5524 | mov esi, sse_cmds2+1 |
||
5525 | jmp csse1.1 |
||
5526 | |||
542 | diamond | 5527 | cpshift: |
5528 | mov dl, al |
||
5529 | mov ax, 'ps' |
||
5530 | stosw |
||
5531 | call disasm_get_byte |
||
5532 | push eax |
||
5533 | and al, 0xC0 |
||
5534 | cmp al, 0xC0 |
||
5535 | jnz .pop_cunk |
||
5536 | pop eax |
||
5537 | push eax |
||
5538 | shr al, 3 |
||
5539 | and eax, 7 |
||
5540 | cmp al, 2 |
||
5541 | jz .rl |
||
5542 | cmp al, 4 |
||
5543 | jz .ra |
||
5544 | cmp al, 6 |
||
5545 | jz .ll |
||
5546 | .pop_cunk: |
||
5547 | pop eax |
||
5548 | jmp cunk |
||
5549 | .ll: |
||
5550 | mov ax, 'll' |
||
5551 | jmp @f |
||
5552 | .rl: |
||
5553 | mov ax, 'rl' |
||
5554 | jmp @f |
||
5555 | .ra: |
||
5556 | cmp dl, 0x73 |
||
5557 | jz .pop_cunk |
||
5558 | mov ax, 'ra' |
||
5559 | @@: |
||
5560 | stosw |
||
5561 | mov al, 'w' |
||
5562 | cmp dl, 0x71 |
||
5563 | jz @f |
||
5564 | mov al, 'd' |
||
5565 | cmp dl, 0x72 |
||
5566 | jz @f |
||
5567 | mov al, 'q' |
||
5568 | @@: |
||
5569 | stosb |
||
5570 | mov ax, ' ' |
||
5571 | stosw |
||
5572 | stosb |
||
5573 | pop eax |
||
5574 | and eax, 7 |
||
5575 | call disasm_write_mmreg |
||
5576 | mov ax, ', ' |
||
5577 | stosw |
||
5578 | xor eax, eax |
||
5579 | call disasm_get_byte |
||
5580 | call disasm_write_num |
||
5581 | and byte [edi], 0 |
||
5582 | ret |
||
5583 | |||
809 | diamond | 5584 | iglobal |
5585 | grp15c1 dq 'fxsave ','fxrstor ','ldmxcsr ','stmxcsr ',0,0,0,'clflush ' |
||
5586 | endg |
||
5587 | cgrp15: |
||
5588 | call disasm_get_byte |
||
5589 | cmp al, 0xC0 |
||
5590 | jae cunk |
||
5591 | shr al, 3 |
||
5592 | and eax, 7 |
||
5593 | mov edx, eax |
||
5594 | mov eax, dword [grp15c1+eax*8] |
||
5595 | test eax, eax |
||
5596 | jz cerr |
||
5597 | dec [disasm_cur_pos] |
||
5598 | stosd |
||
5599 | mov eax, dword [grp15c1+4+edx*8] |
||
5600 | stosd |
||
5601 | or ch, 40h |
||
5602 | call disasm_readrmop |
||
5603 | and byte [edi], 0 |
||
5604 | ret |
||
5605 | |||
205 | heavyiron | 5606 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
5607 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; DATA ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
5608 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
5609 | |||
5610 | caption_str db 'Kolibri Debugger',0 |
||
5611 | caption_len = $ - caption_str |
||
809 | diamond | 5612 | begin_str db 'Kolibri Debugger, version 0.31',10 |
205 | heavyiron | 5613 | db 'Hint: type "help" for help, "quit" for quit' |
5614 | newline db 10,0 |
||
5615 | prompt db '> ',0 |
||
5616 | |||
5617 | help_groups: |
||
5618 | dd aControl, 0, 0, help_control_msg |
||
5619 | db 0 |
||
5620 | dd aData, 0, 0, help_data_msg |
||
5621 | db 0 |
||
5622 | dd aBreakpoints, 0, 0, help_breaks_msg |
||
5623 | db 0 |
||
5624 | ; flags field: |
||
5625 | ; &1: command may be called without parameters |
||
5626 | ; &2: command may be called with parameters |
||
5627 | ; &4: command may be called without loaded program |
||
5628 | ; &8: command may be called with loaded program |
||
5629 | commands: |
||
5630 | dd _aH, OnHelp, HelpSyntax, HelpHelp |
||
5631 | db 0Fh |
||
5632 | dd aHelp, OnHelp, HelpSyntax, HelpHelp |
||
5633 | db 0Fh |
||
5634 | dd aQuit, OnQuit, QuitSyntax, QuitHelp |
||
5635 | db 0Dh |
||
5636 | dd aLoad, OnLoad, LoadSyntax, LoadHelp |
||
5637 | db 6 |
||
5638 | dd aReload, OnReload, ReloadSyntax, ReloadHelp |
||
5639 | db 0Dh |
||
5640 | dd aTerminate, OnTerminate, TerminateSyntax, TerminateHelp |
||
5641 | db 9 |
||
5642 | dd aDetach, OnDetach, DetachSyntax, DetachHelp |
||
5643 | db 9 |
||
5644 | dd aSuspend, OnSuspend, SuspendSyntax, SuspendHelp |
||
5645 | db 9 |
||
5646 | dd aResume, OnResume, ResumeSyntax, ResumeHelp |
||
5647 | db 0Bh |
||
5648 | dd aStep, OnStep, StepSyntax, StepHelp |
||
5649 | db 9 |
||
5650 | dd aProceed, OnProceed, ProceedSyntax, ProceedHelp |
||
5651 | db 9 |
||
5652 | dd aCalc, OnCalc, CalcSyntax, CalcHelp |
||
5653 | db 0Eh |
||
5654 | dd aDump, OnDump, DumpSyntax, DumpHelp |
||
5655 | db 0Bh |
||
5656 | dd aUnassemble, OnUnassemble, UnassembleSyntax, UnassembleHelp |
||
5657 | db 0Bh |
||
5658 | dd aBp, OnBp, BpSyntax, BpHelp |
||
5659 | db 0Ah |
||
5660 | dd aBpm, OnBpmb, BpmSyntax, BpmHelp |
||
5661 | db 0Ah |
||
5662 | dd aBpmb, OnBpmb, BpmSyntax, BpmHelp |
||
5663 | db 0Ah |
||
5664 | dd aBpmw, OnBpmw, BpmSyntax, BpmHelp |
||
5665 | db 0Ah |
||
5666 | dd aBpmd, OnBpmd, BpmSyntax, BpmHelp |
||
5667 | db 0Ah |
||
5668 | dd aBl, OnBl, BlSyntax, BlHelp |
||
5669 | db 0Bh |
||
5670 | dd aBc, OnBc, BcSyntax, BcHelp |
||
5671 | db 0Ah |
||
5672 | dd aBd, OnBd, BdSyntax, BdHelp |
||
5673 | db 0Ah |
||
5674 | dd aBe, OnBe, BeSyntax, BeHelp |
||
5675 | db 0Ah |
||
5676 | dd aReg, OnReg, RSyntax, RHelp |
||
5677 | db 0Ah |
||
5678 | dd aUnpack, OnUnpack, UnpackSyntax, UnpackHelp |
||
5679 | db 9 |
||
542 | diamond | 5680 | dd aLoadSymbols, OnLoadSymbols, LoadSymbolsSyntax, LoadSymbolsHelp |
5681 | db 0Ah |
||
205 | heavyiron | 5682 | dd 0 |
5683 | aHelp db 5,'help',0 |
||
5684 | _aH db 2,'h',0 |
||
5685 | HelpHelp db 'Help on specified function',10 |
||
5686 | HelpSyntax db 'Usage: h or help [group | command]',10,0 |
||
5687 | |||
5688 | help_msg db 'List of known command groups:',10 |
||
5689 | db '"help control" - display list of control commands',10 |
||
5690 | db '"help data" - display list of commands concerning data',10 |
||
5691 | db '"help breakpoints" - display list of commands concerning breakpoints',10,0 |
||
5692 | aControl db 8,'control',0 |
||
5693 | help_control_msg db 'List of control commands:',10 |
||
5694 | db 'h = help - help',10 |
||
5695 | db 'quit - exit from debugger',10 |
||
5696 | db 'load |
||
5697 | db 'reload - reload debugging program',10 |
||
542 | diamond | 5698 | db 'load-symbols |
205 | heavyiron | 5699 | db 'terminate - terminate loaded program',10 |
5700 | db 'detach - detach from debugging program',10 |
||
5701 | db 'stop - suspend execution of debugging program',10 |
||
5702 | db 'g [ |
||
5703 | db 's = |
||
5704 | db 'p = |
||
5705 | db 'unpack - try to bypass unpacker code (heuristic)',10,0 |
||
5706 | aData db 5,'data',0 |
||
5707 | help_data_msg db 'List of data commands:',10 |
||
5708 | db '? |
||
5709 | db 'd [ |
||
5710 | db 'u [ |
||
5711 | db 'r |
||
5712 | db 'r |
||
5713 | aBreakpoints db 12,'breakpoints',0 |
||
5714 | help_breaks_msg db 'List of breakpoints commands:',10 |
||
5715 | db 'bp |
||
5716 | db 'bpm[b|w|d] |
||
5717 | db 'bl [ |
||
5718 | db 'bc |
||
5719 | db 'bd |
||
5720 | db 'be |
||
5721 | |||
5722 | aQuit db 5,'quit',0 |
||
5723 | QuitHelp db 'Quit from debugger',10 |
||
5724 | QuitSyntax db 'Usage: quit',10,0 |
||
5725 | |||
5726 | aLoad db 5,'load',0 |
||
5727 | LoadHelp db 'Load program for debugging',10 |
||
5728 | LoadSyntax db 'Usage: load |
||
5729 | |||
5730 | aReload db 7,'reload',0 |
||
5731 | ReloadHelp db 'Reload debugging program (restart debug session)',10 |
||
5732 | ReloadSyntax db 'Usage: reload',10,0 |
||
5733 | |||
5734 | aTerminate db 10,'terminate',0 |
||
5735 | TerminateHelp db 'Terminate debugged program',10 |
||
5736 | TerminateSyntax db 'Usage: terminate',10,0 |
||
5737 | |||
5738 | aDetach db 7,'detach',0 |
||
5739 | DetachHelp db 'Detach from debugged program',10 |
||
5740 | DetachSyntax db 'Usage: detach',10,0 |
||
5741 | |||
5742 | aSuspend db 5,'stop',0 |
||
5743 | SuspendHelp db 'Suspend execution of debugged program',10 |
||
5744 | SuspendSyntax db 'Usage: stop',10,0 |
||
5745 | |||
5746 | aResume db 2,'g',0 |
||
5747 | ResumeHelp db 'Go (resume execution of debugged program)',10 |
||
5748 | ResumeSyntax db 'Usage: g',10 |
||
5749 | db ' or: g |
||
5750 | |||
5751 | aStep db 2,'s',0 |
||
5752 | StepHelp db 'Make step in debugged program',10 |
||
5753 | StepSyntax db 'Usage: s',10,0 |
||
5754 | |||
5755 | aProceed db 2,'p',0 |
||
5756 | ProceedHelp db 'Make wide step in debugged program (step over CALL, REPxx, LOOP)',10 |
||
5757 | ProceedSyntax db 'Usage: p',10,0 |
||
5758 | |||
5759 | aDump db 2,'d',0 |
||
5760 | DumpHelp db 'Dump data of debugged program',10 |
||
5761 | DumpSyntax db 'Usage: d |
||
5762 | db ' or: d - continue current dump',10,0 |
||
5763 | |||
5764 | aCalc db 2,'?',0 |
||
5765 | CalcHelp db 'Calculate value of expression',10 |
||
5766 | CalcSyntax db 'Usage: ? |
||
5767 | |||
5768 | aUnassemble db 2,'u',0 |
||
5769 | UnassembleHelp db 'Unassemble',10 |
||
5770 | UnassembleSyntax: |
||
5771 | db 'Usage: u |
||
5772 | db ' or: u - continue current unassemble screen',10,0 |
||
5773 | |||
5774 | aReg db 2,'r',0 |
||
5775 | RHelp db 'Set register value',10 |
||
5776 | RSyntax: |
||
5777 | db 'Usage: r |
||
5778 | db ' or: r |
||
5779 | |||
5780 | aBp db 3,'bp',0 |
||
5781 | BpHelp db 'set BreakPoint on execution',10 |
||
5782 | BpSyntax db 'Usage: bp |
||
5783 | |||
5784 | aBpm db 4,'bpm',0 |
||
5785 | aBpmb db 5,'bpmb',0 |
||
5786 | aBpmw db 5,'bpmw',0 |
||
5787 | aBpmd db 5,'bpmd',0 |
||
5788 | BpmHelp db 'set BreakPoint on Memory access',10 |
||
5789 | db 'Maximum 4 breakpoints of this type are allowed',10 |
||
5790 | db 'Note that for this breaks debugger is activated after access',10 |
||
5791 | BpmSyntax db 'Usage: bpmb [w] |
||
5792 | db ' bpmw [w] |
||
5793 | db ' bpmd [w] |
||
5794 | db ' bpm is synonym for bpmd',10 |
||
5795 | db '"w" means break only on writes (default is on read/write)',10,0 |
||
5796 | |||
5797 | aBl db 3,'bl',0 |
||
5798 | BlHelp db 'Breakpoint List',10 |
||
5799 | BlSyntax db 'Usage: bl - list all breakpoints',10 |
||
5800 | db ' bl |
||
5801 | |||
5802 | aBc db 3,'bc',0 |
||
5803 | BcHelp db 'Breakpoint Clear',10 |
||
5804 | BcSyntax db 'Usage: bc |
||
5805 | db 'Examples: bc 2',10 |
||
5806 | db ' bc 1 3 4 A',10,0 |
||
5807 | |||
5808 | aBd db 3,'bd',0 |
||
5809 | BdHelp db 'Breakpoint Disable',10 |
||
5810 | BdSyntax db 'Usage: bd |
||
5811 | db 'Examples: bd 2',10 |
||
5812 | db ' bd 1 3 4 A',10,0 |
||
5813 | |||
5814 | aBe db 3,'be',0 |
||
5815 | BeHelp db 'Breakpoint Enable',10 |
||
5816 | BeSyntax db 'Usage: be |
||
5817 | db 'Examples: be 2',10 |
||
5818 | db ' be 1 3 4 A',10,0 |
||
5819 | |||
5820 | aUnpack db 7,'unpack',0 |
||
5821 | UnpackHelp db 'Try to bypass unpacker code',10 |
||
5822 | UnpackSyntax db 'Usage: unpack',10,0 |
||
5823 | |||
542 | diamond | 5824 | aLoadSymbols db 13,'load-symbols',0 |
5825 | LoadSymbolsHelp db 'Load symbolic information for executable',10 |
||
5826 | LoadSymbolsSyntax db 'Usage: load-symbols |
||
5827 | |||
205 | heavyiron | 5828 | aUnknownCommand db 'Unknown command',10,0 |
5829 | |||
5830 | load_err_msg db 'Cannot load program. ',0 |
||
5831 | unk_err_msg db 'Unknown error code -%4X',10,0 |
||
542 | diamond | 5832 | aCannotLoadFile db 'Cannot load file. ',0 |
5833 | unk_err_msg2 db 'Unknown error code %4X.',10,0 |
||
205 | heavyiron | 5834 | load_err_msgs: |
5835 | dd .1, 0, .3, 0, .5, .6, 0, 0, .9, .A, 0, 0, 0, 0, 0, 0 |
||
5836 | dd 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, .1E, .1F, .20 |
||
5837 | .1 db 'HD undefined.',10,0 |
||
5838 | .3 db 'Unknown FS.',10,0 |
||
5839 | .5 db 'File not found.',10,0 |
||
5840 | .6 db 'Unexpected EOF.',10,0 |
||
5841 | .9 db 'FAT table corrupted.',10,0 |
||
5842 | .A db 'Access denied.',10,0 |
||
5843 | .1E db 'No memory.',10,0 |
||
5844 | .1F db 'Not Menuet/Kolibri executable.',10,0 |
||
5845 | .20 db 'Too many processes.',10,0 |
||
5846 | load_succ_msg db 'Program loaded successfully! PID=%4X. Use "g" to run.',10,0 |
||
5847 | need_debuggee db 'No program loaded. Use "load" command.',10,0 |
||
5848 | aAlreadyLoaded db 'Program is already loaded. Use "terminate" or "detach" commands',10,0 |
||
5849 | terminated_msg db 'Program terminated.',10,0 |
||
5850 | aException db 'Debugged program caused an exception %2X. ' |
||
5851 | aSuspended db 'Suspended',10,0 |
||
5852 | aContinued db 'Continuing',10,0 |
||
5853 | aRunningErr db 'Program is running',10,0 |
||
5854 | read_mem_err db 'ERROR: cannot read process memory!!!',10,0 |
||
5855 | aBreakpointLimitExceeded db 'Breakpoint limit exceeded',10,0 |
||
5856 | aBreakErr db 'Cannot activate breakpoint, it will be disabled',10,0 |
||
5857 | aDuplicateBreakpoint db 'Duplicate breakpoint',10,0 |
||
5858 | aInvalidBreak db 'Invalid breakpoint number',10,0 |
||
5859 | OnBeErrMsg db 'There is already enabled breakpoint on this address',10,0 |
||
5860 | aBreakNum db '%2X: at %8X',0 |
||
5861 | aMemBreak1 db '%2X: on ',0 |
||
5862 | aMemBreak2 db 'read from ',0 |
||
5863 | aMemBreak3 db 'access of ',0 |
||
5864 | aMemBreak4 db 'byte',0 |
||
5865 | aMemBreak5 db 'word',0 |
||
5866 | aMemBreak6 db 'dword',0 |
||
5867 | aMemBreak7 db ' at %8X',0 |
||
5868 | aOneShot db ', one-shot',0 |
||
5869 | aDisabled db ', disabled',0 |
||
5870 | aBreakStop db 'Breakpoint #%2X',10,0 |
||
5871 | aUserBreak db 'int3 command at %8X',10,0 |
||
5872 | ;dbgmsg_str db 'Debug message for process %4X.',10,0 |
||
5873 | aInvAddr db 'Invalid address',10,0 |
||
5874 | NoPrgLoaded_str db 'No program loaded' |
||
5875 | NoPrgLoaded_len = $ - NoPrgLoaded_str |
||
5876 | aRunning db 'Running' |
||
5877 | aPaused db 'Paused' |
||
5878 | aPoint db 0x1C |
||
5879 | aMinus db '-' |
||
5880 | aColon db ':' |
||
5881 | aQuests db '??' |
||
5882 | aDots db '...' |
||
5883 | aParseError db 'Parse error',10,0 |
||
5884 | aDivByZero db 'Division by 0',10,0 |
||
5885 | calc_string db '%8X',10,0 |
||
542 | diamond | 5886 | aNoMemory db 'No memory',10,0 |
5887 | aSymbolsLoaded db 'Symbols loaded',10,0 |
||
205 | heavyiron | 5888 | aUnaligned db 'Unaligned address',10,0 |
5889 | aEnabledBreakErr db 'Enabled breakpoints are not allowed',10,0 |
||
5890 | aInterrupted db 'Interrupted',10,0 |
||
5891 | aUnpacked db 'Unpacked successful!',10,0 |
||
5892 | aPacked1 db 'Program is probably packed with ',0 |
||
5893 | aPacked2 db '.',10,'Try to unpack automatically? [y/n]: ',0 |
||
5894 | aY_str db 'y',10,0 |
||
5895 | aN_str db 'n',10,0 |
||
5896 | mxp_nrv_name db 'mxp_nrv',0 |
||
5897 | mxp_name db 'mxp',0 |
||
5898 | mxp_lzo_name db 'mxp_lzo',0 |
||
5899 | mtappack_name db 'mtappack',0 |
||
5900 | flags db 'CPAZSDO' |
||
5901 | flags_bits db 0,2,4,6,7,10,11 |
||
5902 | regs_strs: |
||
5903 | db 'EAX=' |
||
5904 | db 'EBX=' |
||
5905 | db 'ECX=' |
||
5906 | db 'EDX=' |
||
5907 | db 'ESI=' |
||
5908 | db 'EDI=' |
||
5909 | db 'EBP=' |
||
5910 | db 'ESP=' |
||
5911 | db 'EIP=' |
||
5912 | db 'EFLAGS=' |
||
5913 | |||
5914 | debuggee_pid dd 0 |
||
5915 | bSuspended db 0 |
||
5916 | bAfterGo db 0 |
||
5917 | temp_break dd 0 |
||
5918 | |||
5919 | disasm_table_1: |
||
5920 | dd cop22, cop22, cop22, cop22, cop21, cop21, cop0, cop0 ; 0x |
||
5921 | dd cop22, cop22, cop22, cop22, cop21, cop21, cop0, cF |
||
5922 | dd cop22, cop22, cop22, cop22, cop21, cop21, cop0, cop0 ; 1x |
||
5923 | dd cop22, cop22, cop22, cop22, cop21, cop21, cop0, cop0 |
||
5924 | dd cop22, cop22, cop22, cop22, cop21, cop21, cseges,cop0 ; 2x |
||
5925 | dd cop22, cop22, cop22, cop22, cop21, cop21, csegcs,cop0 |
||
5926 | dd cop22, cop22, cop22, cop22, cop21, cop21, csegss,cop0 ; 3x |
||
5927 | dd cop22, cop22, cop22, cop22, cop21, cop21, csegds,cop0 |
||
5928 | dd cinc1, cinc1, cinc1, cinc1, cinc1, cinc1, cinc1, cinc1 ; 4x |
||
5929 | dd cdec1, cdec1, cdec1, cdec1, cdec1, cdec1, cdec1, cdec1 |
||
5930 | dd cpush1,cpush1,cpush1,cpush1,cpush1,cpush1,cpush1,cpush1 ; 5x |
||
5931 | dd cpop1, cpop1, cpop1, cpop1, cpop1, cpop1, cpop1, cpop1 |
||
809 | diamond | 5932 | dd cop0, cop0, cbound,carpl, csegfs,cseggs,c66, c67 ; 6x |
205 | heavyiron | 5933 | dd cpush21,cimul1,cpush22,cimul1,cunk,cunk, cunk, cunk |
5934 | dd cjcc1, cjcc1, cjcc1, cjcc1, cjcc1, cjcc1, cjcc1, cjcc1 ; 7x |
||
5935 | dd cjcc1, cjcc1, cjcc1, cjcc1, cjcc1, cjcc1, cjcc1, cjcc1 |
||
5936 | dd cop23, cop23, cop23, cop23, cop22, cop22, cop22, cop22 ; 8x |
||
5937 | dd cop22, cop22, cop22, cop22, cunk, cop22, cunk, cpop2 |
||
5938 | dd cop0, cxchg1,cxchg1,cxchg1,cxchg1,cxchg1,cxchg1,cxchg1 ; 9x |
||
809 | diamond | 5939 | dd ccbw, ccwd, ccallf,cop0, cop0, cop0, cop0, cop0 |
205 | heavyiron | 5940 | dd cmov3, cmov3, cmov3, cmov3, cop0, cop0, cop0, cop0 ; Ax |
5941 | dd cop21, cop21, cop0, cop0, cop0, cop0, cop0, cop0 |
||
5942 | dd cmov11,cmov11,cmov11,cmov11,cmov11,cmov11,cmov11,cmov11 ; Bx |
||
5943 | dd cmov12,cmov12,cmov12,cmov12,cmov12,cmov12,cmov12,cmov12 |
||
5944 | dd cshift1,cshift1,cret2,cop0, cunk, cunk, cmov2, cmov2 ; Cx |
||
5945 | dd center,cop0, cunk, cunk, cop0, cint, cunk, cunk |
||
809 | diamond | 5946 | dd cshift2,cshift2,cshift3,cshift3,caam,caad,cunk, cxlat ; Dx |
205 | heavyiron | 5947 | dd cD8, cD9, cDA, cDB, cDC, cDD, cDE, cDF |
5948 | dd cloopnz,cloopz,cloop,cjcxz, cunk, cunk, cunk, cunk ; Ex |
||
5949 | dd ccall1,cjmp1, cunk, cjmp2, cunk, cunk, cunk, cunk |
||
5950 | dd clock, cunk, crepnz,crep, cunk, cop0, cop1, cop1 ; Fx |
||
5951 | dd cop0, cop0, cop0, cop0, cop0, cop0, cop1, cop1 |
||
5952 | |||
5953 | disasm_table_2: |
||
809 | diamond | 5954 | dd cunk, cunk, cunk, cunk, cunk, cop0_F,cop0_F,cunk ; 0x |
205 | heavyiron | 5955 | dd cunk, cunk, cunk, cunk, cunk, cunk, cunk, cunk |
5956 | dd cunk, cunk, cunk, cunk, cunk, cunk, cunk, cunk ; 1x |
||
5957 | dd cunk, cunk, cunk, cunk, cunk, cunk, cunk, cunk |
||
5958 | dd cunk, cunk, cunk, cunk, cunk, cunk, cunk, cunk ; 2x |
||
809 | diamond | 5959 | dd cunk, cunk, cunk, cunk, cunk, cunk, cunk, csse1 |
5960 | dd cunk, crdtsc,cunk, cunk, cop0_F,cunk, cunk, cunk ; 3x |
||
205 | heavyiron | 5961 | dd cunk, cunk, cunk, cunk, cunk, cunk, cunk, cunk |
542 | diamond | 5962 | dd cmovcc,cmovcc,cmovcc,cmovcc,cmovcc,cmovcc,cmovcc,cmovcc ; 4x |
5963 | dd cmovcc,cmovcc,cmovcc,cmovcc,cmovcc,cmovcc,cmovcc,cmovcc |
||
809 | diamond | 5964 | dd cunk, cunk, cunk, cunk, csse1, csse1, cunk, cunk ; 5x |
5965 | dd csse1, cunk, cunk, cunk, cunk, cunk, cunk, cunk |
||
542 | diamond | 5966 | dd cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn ; 6x |
5967 | dd cpcmn, cpcmn, cpcmn, cpcmn, cunk, cunk, cmovd1,cmovq1 |
||
5968 | dd cunk, cpshift,cpshift,cpshift,cpcmn,cpcmn,cpcmn,cemms ; 7x |
||
5969 | dd cunk, cunk, cunk, cunk, cunk, cunk, cmovd2,cmovq2 |
||
205 | heavyiron | 5970 | dd cjcc2, cjcc2, cjcc2, cjcc2, cjcc2, cjcc2, cjcc2, cjcc2 ; 8x |
5971 | dd cjcc2, cjcc2, cjcc2, cjcc2, cjcc2, cjcc2, cjcc2, cjcc2 |
||
5972 | dd csetcc,csetcc,csetcc,csetcc,csetcc,csetcc,csetcc,csetcc ; 9x |
||
5973 | dd csetcc,csetcc,csetcc,csetcc,csetcc,csetcc,csetcc,csetcc |
||
5974 | dd cunk, cunk, ccpuid,cbtx2, cshld, cshld, cunk, cunk ; Ax |
||
809 | diamond | 5975 | dd cunk, cunk, cunk, cbtx2, cshrd, cshrd, cgrp15,cop22 |
205 | heavyiron | 5976 | dd ccmpxchg,ccmpxchg,cunk,cbtx2,cunk, cunk, cmovzx,cmovzx ; Bx |
5977 | dd cunk, cunk, cbtx1, cbtx2, cbsf, cbsr, cmovsx,cmovsx |
||
809 | diamond | 5978 | dd cunk, cunk, csse1, cunk, cunk, cunk, cunk, ccmpxchg8b ; Cx |
205 | heavyiron | 5979 | dd cbswap,cbswap,cbswap,cbswap,cbswap,cbswap,cbswap,cbswap |
809 | diamond | 5980 | dd csse2, cpsrlw,cpsrlw,cpsrlq,cpcmn, cpcmn, cunk, cunk ; Dx |
542 | diamond | 5981 | dd cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn |
5982 | dd cpcmn, cpsraw,cpsrad,cpcmn, cpcmn, cpcmn, cunk, cunk ; Ex |
||
5983 | dd cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn |
||
5984 | dd cunk, cpsllw,cpslld,cpsllq,cpcmn, cpcmn, cpcmn, cunk ; Fx |
||
5985 | dd cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cpcmn, cunk |
||
205 | heavyiron | 5986 | |
5987 | reg_table: |
||
5988 | db 2,'al',0 |
||
5989 | db 2,'cl',1 |
||
5990 | db 2,'dl',2 |
||
5991 | db 2,'bl',3 |
||
5992 | db 2,'ah',4 |
||
5993 | db 2,'ch',5 |
||
5994 | db 2,'dh',6 |
||
5995 | db 2,'bh',7 |
||
5996 | db 2,'ax',8 |
||
5997 | db 2,'cx',9 |
||
5998 | db 2,'dx',10 |
||
5999 | db 2,'bx',11 |
||
6000 | db 2,'sp',12 |
||
6001 | db 2,'bp',13 |
||
6002 | db 2,'si',14 |
||
6003 | db 2,'di',15 |
||
6004 | db 3,'eax',16 |
||
6005 | db 3,'ecx',17 |
||
6006 | db 3,'edx',18 |
||
6007 | db 3,'ebx',19 |
||
6008 | db 3,'esp',20 |
||
6009 | db 3,'ebp',21 |
||
6010 | db 3,'esi',22 |
||
6011 | db 3,'edi',23 |
||
6012 | db 3,'eip',24 |
||
6013 | db 0 |
||
6014 | |||
542 | diamond | 6015 | IncludeIGlobals |
6016 | |||
6017 | fn70_read_block: |
||
6018 | dd 0 |
||
6019 | dq 0 |
||
6020 | dd ? |
||
6021 | dd ? |
||
6022 | db 0 |
||
6023 | dd ? |
||
6024 | |||
6025 | fn70_attr_block: |
||
6026 | dd 5 |
||
6027 | dd 0,0,0 |
||
6028 | dd fileattr |
||
6029 | db 0 |
||
6030 | dd ? |
||
6031 | |||
205 | heavyiron | 6032 | fn70_load_block: |
6033 | dd 7 |
||
6034 | dd 1 |
||
6035 | load_params dd 0 |
||
6036 | dd 0 |
||
6037 | dd 0 |
||
6038 | i_end: |
||
6039 | loadname: |
||
6040 | db 0 |
||
6041 | rb 255 |
||
6042 | |||
542 | diamond | 6043 | symbolsfile rb 260 |
6044 | |||
205 | heavyiron | 6045 | prgname_ptr dd ? |
6046 | prgname_len dd ? |
||
6047 | |||
542 | diamond | 6048 | IncludeUGlobals |
6049 | |||
205 | heavyiron | 6050 | dbgwnd dd ? |
6051 | |||
6052 | messages rb messages_height*messages_width |
||
6053 | messages_pos dd ? |
||
6054 | |||
6055 | cmdline rb cmdline_width+1 |
||
6056 | cmdline_len dd ? |
||
6057 | cmdline_pos dd ? |
||
6058 | curarg dd ? |
||
6059 | |||
6060 | was_temp_break db ? |
||
6061 | |||
6062 | dbgbufsize dd ? |
||
6063 | dbgbuflen dd ? |
||
6064 | dbgbuf rb 256 |
||
6065 | |||
542 | diamond | 6066 | fileattr rb 40 |
6067 | |||
205 | heavyiron | 6068 | needzerostart: |
6069 | |||
6070 | context: |
||
6071 | _eip dd ? |
||
6072 | _eflags dd ? |
||
6073 | _eax dd ? |
||
6074 | _ecx dd ? |
||
6075 | _edx dd ? |
||
6076 | _ebx dd ? |
||
6077 | _esp dd ? |
||
6078 | _ebp dd ? |
||
6079 | _esi dd ? |
||
6080 | _edi dd ? |
||
6081 | |||
6082 | oldcontext rb $-context |
||
6083 | |||
6084 | dumpread dd ? |
||
6085 | dumppos dd ? |
||
6086 | dumpdata rb dump_height*10h |
||
6087 | |||
6088 | ; breakpoint structure: |
||
6089 | ; dword +0: address |
||
6090 | ; byte +4: flags |
||
6091 | ; bit 0: 1 <=> breakpoint valid |
||
6092 | ; bit 1: 1 <=> breakpoint disabled |
||
6093 | ; bit 2: 1 <=> one-shot breakpoint |
||
6094 | ; bit 3: 1 <=> DRx breakpoint |
||
6095 | ; byte +5: overwritten byte |
||
6096 | ; for DRx breaks: flags + (index shl 6) |
||
6097 | breakpoints_n = 256 |
||
6098 | breakpoints rb breakpoints_n*6 |
||
6099 | drx_break rd 4 |
||
6100 | |||
6101 | disasm_buf_size dd ? |
||
6102 | |||
542 | diamond | 6103 | symbols dd ? |
6104 | num_symbols dd ? |
||
6105 | |||
205 | heavyiron | 6106 | bReload db ? |
6107 | |||
6108 | needzeroend: |
||
6109 | |||
6110 | disasm_buffer rb 256 |
||
6111 | disasm_start_pos dd ? |
||
6112 | disasm_cur_pos dd ? |
||
6113 | disasm_cur_str dd ? |
||
6114 | disasm_string rb 256 |
||
6115 | |||
6116 | i_param rb 256 |
||
6117 | |||
6118 | ; stack |
||
6119 | align 400h |
||
6120 | rb 400h |
||
6121 | used_mem:=>=>=>=>>>>> |