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Rev | Author | Line No. | Line |
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164 | serge | 1 | |
227 | serge | 2 | DRV_EXIT equ -1 |
3 | DRV_COMPAT equ 3 ;minimal required drivers version |
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287 | serge | 4 | DRV_CURRENT equ 3 ;current drivers model version |
5 | |||
214 | serge | 6 | |
227 | serge | 7 | |
8 | |||
164 | serge | 9 | proc attach_int_handler stdcall, irq:dword, handler:dword |
10 | |||
11 | |||
12 | test ebx, ebx |
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13 | jz .err |
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14 | mov eax, [handler] |
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15 | test eax, eax |
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16 | jz .err |
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17 | mov [irq_tab+ebx*4], eax |
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18 | stdcall enable_irq, [irq] |
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19 | ret |
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20 | .err: |
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21 | xor eax, eax |
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22 | ret |
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23 | endp |
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24 | |||
25 | |||
26 | proc detach_int_handler |
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27 | |||
28 | |||
29 | endp |
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30 | |||
31 | |||
32 | proc enable_irq stdcall, irq_line:dword |
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33 | mov ebx, [irq_line] |
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34 | mov edx, 0x21 |
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35 | cmp ebx, 8 |
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36 | jb @F |
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37 | mov edx, 0xA1 |
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38 | sub ebx,8 |
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39 | @@: |
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40 | in al,dx |
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41 | btr eax, ebx |
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42 | out dx, al |
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43 | ret |
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44 | endp |
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45 | |||
46 | |||
47 | ;; proc irq_serv |
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48 | |||
49 | |||
50 | |||
51 | |||
52 | push eax |
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53 | mov eax, 1 |
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54 | jmp .main |
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55 | align 4 |
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56 | .irq_2: |
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57 | push eax |
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58 | mov eax, 2 |
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59 | jmp .main |
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60 | align 4 |
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61 | .irq_3: |
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62 | push eax |
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63 | mov eax, 3 |
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64 | jmp .main |
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65 | align 4 |
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66 | .irq_4: |
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67 | push eax |
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68 | mov eax, 4 |
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69 | jmp .main |
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70 | align 4 |
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71 | .irq_5: |
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72 | push eax |
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73 | mov eax, 5 |
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74 | jmp .main |
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75 | align 4 |
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76 | .irq_6: |
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77 | push eax |
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78 | mov eax, 6 |
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79 | jmp .main |
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80 | align 4 |
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81 | .irq_7: |
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82 | push eax |
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83 | mov eax, 7 |
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84 | jmp .main |
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85 | align 4 |
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86 | .irq_8: |
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87 | push eax |
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88 | mov eax, 8 |
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89 | jmp .main |
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90 | align 4 |
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91 | .irq_9: |
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92 | push eax |
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93 | mov eax, 9 |
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94 | jmp .main |
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95 | align 4 |
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96 | .irq_10: |
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97 | push eax |
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98 | mov eax, 10 |
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99 | jmp .main |
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100 | align 4 |
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101 | .irq_11: |
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102 | push eax |
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103 | mov eax, 11 |
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104 | jmp .main |
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105 | align 4 |
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106 | .irq_12: |
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107 | push eax |
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108 | mov eax, 12 |
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109 | jmp .main |
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110 | align 4 |
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111 | .irq_13: |
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112 | push eax |
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113 | mov eax, 13 |
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114 | jmp .main |
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115 | align 4 |
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116 | .irq_14: |
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117 | push eax |
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118 | mov eax, 14 |
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119 | jmp .main |
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120 | align 4 |
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121 | .irq_15: |
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122 | push eax |
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123 | mov eax, 15 |
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124 | jmp .main |
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125 | |||
126 | |||
127 | .main: |
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128 | save_ring3_context |
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129 | mov bx, os_data |
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130 | mov ds, bx |
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131 | mov es, bx |
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132 | |||
133 | |||
134 | test ebx, ebx |
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135 | jz .exit |
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136 | |||
137 | |||
138 | |||
139 | |||
140 | restore_ring3_context |
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141 | |||
142 | |||
143 | mov al, 0x20 |
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144 | jb @f |
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145 | out 0xa0, al |
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146 | @@: |
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147 | out 0x20, al |
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148 | |||
149 | |||
150 | iret |
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151 | |||
152 | |||
153 | proc get_notify stdcall, p_ev:dword |
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154 | |||
155 | |||
156 | mov ebx,[CURRENT_TASK] |
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157 | shl ebx,8 |
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158 | test dword [ebx+PROC_BASE+0xA8],EVENT_NOTIFY |
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159 | jz @f |
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160 | and dword [ebx+PROC_BASE+0xA8], not EVENT_NOTIFY |
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161 | mov edi, [p_ev] |
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162 | mov dword [edi], EV_INTR |
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163 | mov eax, [ebx+PROC_BASE+APPDATA.event] |
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164 | mov dword [edi+4], eax |
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165 | ret |
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166 | @@: |
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167 | call change_task |
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168 | jmp .wait |
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169 | endp |
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170 | |||
171 | |||
172 | proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword |
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173 | xor eax, eax |
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174 | xor ebx, ebx |
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175 | mov ah, byte [bus] |
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176 | mov al, 6 |
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177 | mov bh, byte [devfn] |
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178 | mov bl, byte [reg] |
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179 | call pci_read_reg |
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180 | ret |
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181 | endp |
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182 | |||
183 | |||
184 | proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword |
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185 | xor eax, eax |
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186 | xor ebx, ebx |
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187 | mov ah, byte [bus] |
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188 | mov al, 4 |
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189 | mov bh, byte [devfn] |
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190 | mov bl, byte [reg] |
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191 | call pci_read_reg |
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192 | ret |
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193 | endp |
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194 | |||
195 | |||
196 | proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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197 | xor eax, eax |
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198 | xor ebx, ebx |
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199 | mov ah, byte [bus] |
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200 | mov al, 8 |
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201 | mov bh, byte [devfn] |
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202 | mov bl, byte [reg] |
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203 | mov ecx, [val] |
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204 | call pci_write_reg |
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205 | ret |
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206 | endp |
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207 | |||
208 | |||
209 | io_code equ IOCTL.io_code |
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210 | input equ IOCTL.input |
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211 | inp_size equ IOCTL.inp_size |
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212 | output equ IOCTL.output |
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213 | out_size equ IOCTL.out_size |
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214 | |||
215 | |||
216 | |||
217 | proc srv_handler stdcall, ioctl:dword |
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218 | mov esi, [ioctl] |
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219 | test esi, esi |
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220 | jz .err |
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221 | |||
222 | |||
223 | cmp [edi+SRV.magic], ' SRV' |
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224 | jne .fail |
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225 | |||
226 | |||
227 | jne .fail |
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228 | |||
229 | |||
230 | ret |
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231 | .fail: |
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232 | xor eax, eax |
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233 | not eax |
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234 | mov [esi+output], eax |
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235 | mov [esi+out_size], 4 |
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236 | ret |
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237 | .err: |
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238 | xor eax, eax |
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239 | not eax |
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240 | ret |
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241 | endp |
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242 | |||
243 | |||
244 | proc srv_handlerEx stdcall, ioctl:dword |
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245 | mov esi, [ioctl] |
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246 | test esi, esi |
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247 | jz .err |
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248 | add esi, new_app_base |
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249 | |||
250 | |||
251 | cmp [edi+SRV.magic], ' SRV' |
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252 | jne .fail |
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253 | |||
254 | |||
255 | jne .fail |
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256 | |||
257 | |||
258 | add [esi+output], new_app_base |
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259 | |||
260 | |||
261 | ret |
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262 | .fail: |
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263 | xor eax, eax |
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264 | not eax |
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265 | mov [esi+output], eax |
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266 | mov [esi+out_size], 4 |
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267 | ret |
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268 | .err: |
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269 | xor eax, eax |
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270 | not eax |
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271 | ret |
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272 | endp |
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273 | |||
274 | |||
275 | restore io_code |
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276 | restore input |
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277 | restore inp_size |
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278 | restore output |
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279 | restore out_size |
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280 | |||
281 | |||
282 | proc get_service stdcall, sz_name:dword |
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283 | mov eax, [sz_name] |
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188 | serge | 284 | test eax, eax |
285 | jnz @F |
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286 | ret |
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287 | @@: |
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164 | serge | 288 | mov edx, [srv.fd] |
278 | serge | 289 | @@: |
188 | serge | 290 | cmp edx, srv.fd-SRV_FD_OFFSET |
278 | serge | 291 | je .not_load |
292 | |||
293 | |||
294 | test eax, eax |
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188 | serge | 295 | je .ok |
296 | |||
164 | serge | 297 | |
278 | serge | 298 | jmp @B |
299 | .not_load: |
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164 | serge | 300 | pop ebp |
346 | diamond | 301 | jmp load_driver |
302 | .ok: |
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164 | serge | 303 | mov eax, edx |
278 | serge | 304 | ret |
188 | serge | 305 | endp |
164 | serge | 306 | |
307 | |||
308 | reg_service: |
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278 | serge | 309 | .sz_name equ esp+4 |
310 | .handler equ esp+8 |
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311 | mov eax, [.sz_name] |
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312 | test eax, eax |
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164 | serge | 313 | jz .fail |
314 | |||
315 | |||
278 | serge | 316 | test ebx, ebx |
164 | serge | 317 | jz .fail |
318 | |||
319 | |||
278 | serge | 320 | call malloc ;call alloc_service |
321 | test eax, eax |
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164 | serge | 322 | jz .fail |
323 | |||
324 | |||
325 | mov esi, [.sz_name] |
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278 | serge | 326 | mov ecx, 16/4 |
327 | rep movsd |
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328 | |||
164 | serge | 329 | |
278 | serge | 330 | mov [eax+SRV.size], SRV_SIZE |
331 | |||
332 | |||
333 | mov edx, [ebx+SRV.fd] |
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334 | mov [eax+SRV.fd], edx |
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335 | mov [eax+SRV.bk], ebx |
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336 | mov [ebx+SRV.fd], eax |
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337 | mov [edx+SRV.bk], eax |
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338 | |||
339 | |||
340 | mov [eax+SRV.srv_proc], ecx |
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341 | ret 8 |
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281 | serge | 342 | .fail: |
164 | serge | 343 | xor eax, eax |
344 | ret 8 |
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281 | serge | 345 | |
164 | serge | 346 | |
347 | proc get_proc stdcall, exp:dword, sz_name:dword |
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348 | |||
349 | |||
350 | .next: |
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351 | mov eax, [edx] |
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352 | test eax, eax |
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353 | jz .end |
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354 | |||
355 | |||
356 | stdcall strncmp, eax, [sz_name], 16 |
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357 | pop edx |
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358 | test eax, eax |
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359 | jz .ok |
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360 | |||
361 | |||
362 | jmp .next |
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363 | .ok: |
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364 | mov eax, [edx+4] |
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365 | .end: |
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366 | ret |
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367 | endp |
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368 | |||
369 | |||
370 | proc get_coff_sym stdcall, pSym:dword,count:dword, sz_sym:dword |
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371 | |||
372 | |||
373 | stdcall strncmp, [pSym], [sz_sym], 8 |
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374 | test eax,eax |
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375 | jz .ok |
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376 | add [pSym], 18 |
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377 | dec [count] |
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378 | jnz @b |
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379 | xor eax, eax |
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380 | ret |
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381 | .ok: |
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382 | mov ebx, [pSym] |
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383 | mov eax, [ebx+8] |
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384 | ret |
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385 | endp |
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386 | |||
387 | |||
388 | proc get_curr_task |
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188 | serge | 389 | mov eax,[CURRENT_TASK] |
390 | shl eax, 8 |
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391 | ret |
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392 | endp |
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393 | |||
164 | serge | 394 | |
188 | serge | 395 | proc get_fileinfo stdcall, file_name:dword, info:dword |
396 | locals |
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397 | cmd dd ? |
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398 | offset dd ? |
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399 | dd ? |
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400 | count dd ? |
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401 | buff dd ? |
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402 | db ? |
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403 | name dd ? |
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404 | endl |
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405 | |||
164 | serge | 406 | |
188 | serge | 407 | mov ebx, [file_name] |
408 | sub ebx, new_app_base |
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409 | mov ecx, [info] |
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410 | sub ecx, new_app_base |
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411 | |||
164 | serge | 412 | |
188 | serge | 413 | mov [offset], eax |
414 | mov [offset+4], eax |
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415 | mov [count], eax |
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416 | mov [buff], ecx |
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417 | mov byte [buff+4], al |
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418 | mov [name], ebx |
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419 | |||
164 | serge | 420 | |
188 | serge | 421 | lea ebx, [cmd] |
422 | sub ebx, new_app_base |
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423 | int 0x40 |
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424 | ret |
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425 | endp |
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426 | |||
164 | serge | 427 | |
188 | serge | 428 | proc read_file stdcall,file_name:dword, buffer:dword, off:dword,\ |
429 | bytes:dword |
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430 | locals |
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431 | cmd dd ? |
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432 | offset dd ? |
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433 | dd ? |
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434 | count dd ? |
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435 | buff dd ? |
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436 | db ? |
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437 | name dd ? |
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438 | endl |
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439 | |||
164 | serge | 440 | |
188 | serge | 441 | mov ebx, [file_name] |
442 | mov ecx, [off] |
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443 | mov edx, [bytes] |
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444 | mov esi, [buffer] |
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445 | sub ebx, new_app_base |
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446 | sub esi, new_app_base |
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447 | |||
164 | serge | 448 | |
188 | serge | 449 | mov [offset], ecx |
450 | mov [offset+4], eax |
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451 | mov [count], edx |
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452 | mov [buff], esi |
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453 | mov byte [buff+4], al |
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454 | mov [name], ebx |
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455 | |||
456 | |||
457 | lea ebx, [cmd] |
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458 | sub ebx, new_app_base |
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459 | int 0x40 |
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460 | ret |
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461 | endp |
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462 | |||
463 | |||
464 | proc load_file stdcall, file_name:dword |
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465 | locals |
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466 | attr dd ? |
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467 | flags dd ? |
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468 | cr_time dd ? |
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469 | cr_date dd ? |
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470 | acc_time dd ? |
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471 | acc_date dd ? |
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472 | mod_time dd ? |
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473 | mod_date dd ? |
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474 | file_size dd ? |
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475 | |||
476 | |||
477 | file2 dd ? |
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211 | serge | 478 | endl |
188 | serge | 479 | |
480 | |||
481 | stdcall get_fileinfo, [file_name], eax |
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482 | test eax, eax |
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164 | serge | 483 | jnz .fail |
188 | serge | 484 | |
164 | serge | 485 | |
206 | serge | 486 | cmp eax, 1024*1024*16 |
237 | serge | 487 | ja .fail |
488 | |||
206 | serge | 489 | |
188 | serge | 490 | mov [file], eax |
491 | |||
164 | serge | 492 | |
188 | serge | 493 | cmp ebx, [file_size] |
494 | jne .cleanup |
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495 | |||
211 | serge | 496 | |
188 | serge | 497 | cmp dword [eax], 0x4B43504B |
211 | serge | 498 | jne .exit |
499 | mov ebx, [eax+4] |
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237 | serge | 500 | mov [file_size], ebx |
501 | stdcall kernel_alloc, ebx |
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502 | |||
211 | serge | 503 | |
504 | jz .cleanup |
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505 | |||
506 | |||
507 | stdcall unpack, [file], eax |
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508 | stdcall kernel_free, [file] |
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509 | mov eax, [file2] |
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510 | mov ebx, [file_size] |
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237 | serge | 511 | .exit: |
211 | serge | 512 | push eax |
269 | serge | 513 | lea edi, [eax+ebx] ;cleanup remain space |
514 | mov ecx, ebx ;from file end |
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515 | add ecx, 4095 |
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516 | and ecx, not 4095 |
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517 | sub ecx, ebx |
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518 | xor eax, eax |
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519 | cld |
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520 | rep stosb |
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521 | pop eax |
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522 | ret |
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188 | serge | 523 | .cleanup: |
524 | stdcall kernel_free, [file] |
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525 | .fail: |
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526 | xor eax, eax |
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527 | xor ebx, ebx |
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237 | serge | 528 | ret |
188 | serge | 529 | endp |
530 | |||
164 | serge | 531 | |
188 | serge | 532 | proc get_proc_ex stdcall, proc_name:dword, imports:dword |
533 | |||
534 | |||
535 | mov edx, [imports] |
||
536 | test edx, edx |
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198 | serge | 537 | jz .end |
538 | mov edx, [edx] |
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188 | serge | 539 | test edx, edx |
540 | jz .end |
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541 | .next: |
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542 | mov eax, [edx] |
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543 | test eax, eax |
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164 | serge | 544 | jz .next_table |
188 | serge | 545 | |
164 | serge | 546 | |
188 | serge | 547 | stdcall strncmp, eax, [proc_name], 16 |
548 | pop edx |
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549 | test eax, eax |
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550 | jz .ok |
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551 | |||
164 | serge | 552 | |
188 | serge | 553 | jmp .next |
554 | .next_table: |
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555 | add [imports], 4 |
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556 | jmp .look_up |
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557 | .ok: |
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558 | mov eax, [edx+4] |
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559 | ret |
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560 | .end: |
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561 | xor eax, eax |
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562 | ret |
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563 | endp |
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564 | |||
164 | serge | 565 | |
188 | serge | 566 | proc fix_coff_symbols stdcall, sec:dword, symbols:dword,\ |
567 | sym_count:dword, strings:dword, imports:dword |
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568 | locals |
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569 | retval dd ? |
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570 | endl |
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571 | |||
164 | serge | 572 | |
188 | serge | 573 | mov [retval], 1 |
574 | .fix: |
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575 | movzx ebx, [edi+CSYM.SectionNumber] |
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576 | test ebx, ebx |
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577 | jnz .internal |
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578 | mov eax, dword [edi+CSYM.Name] |
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579 | test eax, eax |
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580 | jnz @F |
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581 | |||
164 | serge | 582 | |
188 | serge | 583 | add edi, [strings] |
584 | @@: |
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585 | push edi |
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586 | stdcall get_proc_ex, edi,[imports] |
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587 | pop edi |
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588 | |||
164 | serge | 589 | |
188 | serge | 590 | test eax, eax |
591 | jnz @F |
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592 | |||
164 | serge | 593 | |
188 | serge | 594 | call sys_msg_board_str |
595 | mov esi, edi |
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596 | call sys_msg_board_str |
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597 | mov esi, msg_CR |
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598 | call sys_msg_board_str |
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599 | |||
164 | serge | 600 | |
188 | serge | 601 | @@: |
602 | mov edi, [symbols] |
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603 | mov [edi+CSYM.Value], eax |
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604 | jmp .next |
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605 | .internal: |
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606 | dec ebx |
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607 | shl ebx, 3 |
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608 | lea ebx, [ebx+ebx*4] |
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609 | add ebx, [sec] |
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610 | |||
611 | |||
612 | add [edi+CSYM.Value], eax |
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613 | .next: |
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614 | add edi, CSYM_SIZE |
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615 | mov [symbols], edi |
||
616 | dec [sym_count] |
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617 | jnz .fix |
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618 | mov eax, [retval] |
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619 | ret |
||
620 | endp |
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164 | serge | 621 | |
622 | |||
623 | proc fix_coff_relocs stdcall, coff:dword, sec:dword, sym:dword |
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188 | serge | 624 | locals |
164 | serge | 625 | n_sec dd ? |
188 | serge | 626 | endl |
164 | serge | 627 | |
628 | |||
188 | serge | 629 | movzx ebx, [eax+CFH.nSections] |
630 | mov [n_sec], ebx |
||
631 | .fix_sec: |
||
632 | mov esi, [sec] |
||
633 | mov edi, [esi+CFS.PtrReloc] |
||
164 | serge | 634 | add edi, [coff] |
188 | serge | 635 | |
164 | serge | 636 | |
188 | serge | 637 | test ecx, ecx |
638 | jz .next |
||
639 | .next_reloc: |
||
640 | mov ebx, [edi+CRELOC.SymIndex] |
||
164 | serge | 641 | add ebx,ebx |
642 | lea ebx,[ebx+ebx*8] |
||
643 | add ebx, [sym] |
||
188 | serge | 644 | |
164 | serge | 645 | |
188 | serge | 646 | |
164 | serge | 647 | |
188 | serge | 648 | je .dir_32 |
649 | |||
164 | serge | 650 | |
188 | serge | 651 | jne .next_reloc |
652 | .rel_32: |
||
653 | mov eax, [edi+CRELOC.VirtualAddress] |
||
164 | serge | 654 | add eax, [esi+CFS.VirtualAddress] |
188 | serge | 655 | sub edx, eax |
656 | sub edx, 4 |
||
657 | jmp .fix |
||
658 | .dir_32: |
||
659 | mov eax, [edi+CRELOC.VirtualAddress] |
||
660 | add eax, [esi+CFS.VirtualAddress] |
||
661 | .fix: |
||
662 | add [eax], edx |
||
663 | add edi, 10 |
||
664 | dec ecx |
||
665 | jnz .next_reloc |
||
666 | .next: |
||
667 | add [sec], COFF_SECTION_SIZE |
||
206 | serge | 668 | dec [n_sec] |
188 | serge | 669 | jnz .fix_sec |
670 | .exit: |
||
164 | serge | 671 | ret |
672 | endp |
||
673 | |||
674 | |||
188 | serge | 675 | proc load_driver stdcall, driver_name:dword |
346 | diamond | 676 | locals |
188 | serge | 677 | coff dd ? |
678 | sym dd ? |
||
679 | strings dd ? |
||
680 | img_size dd ? |
||
681 | img_base dd ? |
||
682 | start dd ? |
||
683 | |||
684 | |||
685 | dd ? |
||
686 | file_name rb 14+16+4+1 ; '/rd/1/drivers/ |
||
346 | diamond | 687 | endl |
188 | serge | 688 | |
689 | |||
346 | diamond | 690 | mov dword [edx], '/rd/' |
691 | mov dword [edx+4], '1/dr' |
||
692 | mov dword [edx+8], 'iver' |
||
693 | mov word [edx+12], 's/' |
||
694 | mov esi, [driver_name] |
||
695 | lea edi, [edx+14] |
||
696 | mov ecx, 16 |
||
697 | @@: |
||
698 | lodsb |
||
699 | test al, al |
||
700 | jz @f |
||
701 | stosb |
||
702 | loop @b |
||
703 | @@: |
||
704 | mov dword [edi], '.obj' |
||
705 | mov byte [edi+4], 0 |
||
706 | stdcall load_file, edx |
||
707 | |||
214 | serge | 708 | |
188 | serge | 709 | jz .exit |
227 | serge | 710 | |
188 | serge | 711 | |
712 | |||
713 | |||
714 | xor ebx, ebx |
||
715 | |||
716 | |||
717 | @@: |
||
718 | add ebx, [edx+CFS.SizeOfRawData] |
||
719 | add ebx, 15 |
||
720 | and ebx, not 15 |
||
721 | add edx, COFF_SECTION_SIZE |
||
206 | serge | 722 | dec ecx |
188 | serge | 723 | jnz @B |
724 | mov [img_size], ebx |
||
725 | |||
726 | |||
727 | test eax, eax |
||
728 | jz .fail |
||
729 | mov [img_base], eax |
||
730 | |||
731 | |||
732 | xor eax, eax |
||
733 | mov ecx, [img_size] |
||
734 | add ecx, 4095 |
||
735 | and ecx, not 4095 |
||
736 | shr ecx, 2 |
||
737 | cld |
||
738 | rep stosd |
||
739 | |||
740 | |||
741 | movzx ebx, [edx+CFH.nSections] |
||
742 | mov edi, [img_base] |
||
743 | lea eax, [edx+20] |
||
744 | @@: |
||
745 | mov [eax+CFS.VirtualAddress], edi |
||
746 | mov esi, [eax+CFS.PtrRawData] |
||
747 | test esi, esi |
||
748 | jnz .copy |
||
749 | add edi, [eax+CFS.SizeOfRawData] |
||
750 | jmp .next |
||
751 | .copy: |
||
752 | add esi, edx |
||
753 | mov ecx, [eax+CFS.SizeOfRawData] |
||
754 | cld |
||
755 | rep movsb |
||
756 | .next: |
||
757 | add edi, 15 |
||
758 | and edi, not 15 |
||
759 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 760 | dec ebx |
188 | serge | 761 | jnz @B |
762 | |||
763 | |||
764 | add ebx, edx |
||
765 | mov [sym], ebx |
||
766 | mov ecx, [edx+CFH.nSymbols] |
||
767 | add ecx,ecx |
||
768 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
769 | add ecx, [sym] |
||
770 | mov [strings], ecx |
||
771 | |||
772 | |||
773 | mov dword [ebx], kernel_export |
||
774 | mov dword [ebx+4], 0 |
||
775 | lea eax, [edx+20] |
||
776 | |||
777 | |||
778 | [strings], ebx |
||
779 | test eax, eax |
||
780 | jz .link_fail |
||
227 | serge | 781 | |
188 | serge | 782 | |
783 | add ebx, 20 |
||
784 | stdcall fix_coff_relocs, [coff], ebx, [sym] |
||
785 | |||
786 | |||
787 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szVersion |
||
227 | serge | 788 | test eax, eax |
789 | jz .link_fail |
||
790 | |||
791 | |||
792 | shr eax, 16 |
||
793 | cmp eax, DRV_COMPAT |
||
794 | jb .ver_fail |
||
795 | |||
796 | |||
797 | ja .ver_fail |
||
798 | |||
799 | |||
800 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szSTART |
||
188 | serge | 801 | mov [start], eax |
802 | |||
803 | |||
804 | |||
805 | |||
806 | stdcall ebx, DRV_ENTRY |
||
214 | serge | 807 | test eax, eax |
188 | serge | 808 | jnz .ok |
809 | |||
810 | |||
811 | xor eax, eax |
||
812 | ret |
||
813 | .ok: |
||
814 | mov ebx, [img_base] |
||
815 | mov [eax+SRV.base], ebx |
||
816 | mov ecx, [start] |
||
214 | serge | 817 | mov [eax+SRV.entry], ecx |
818 | ret |
||
188 | serge | 819 | |
227 | serge | 820 | |
821 | mov esi, msg_CR |
||
822 | call sys_msg_board_str |
||
823 | mov esi, [driver_name] |
||
346 | diamond | 824 | call sys_msg_board_str |
227 | serge | 825 | mov esi, msg_CR |
826 | call sys_msg_board_str |
||
827 | mov esi, msg_version |
||
828 | call sys_msg_board_str |
||
829 | mov esi, msg_www |
||
830 | call sys_msg_board_str |
||
831 | jmp .cleanup |
||
832 | |||
833 | |||
834 | mov esi, msg_module |
||
835 | call sys_msg_board_str |
||
836 | mov esi, [driver_name] |
||
346 | diamond | 837 | call sys_msg_board_str |
227 | serge | 838 | mov esi, msg_CR |
839 | call sys_msg_board_str |
||
840 | .cleanup: |
||
841 | stdcall kernel_free,[img_base] |
||
842 | .fail: |
||
188 | serge | 843 | stdcall kernel_free, [coff] |
227 | serge | 844 | .exit: |
845 | xor eax, eax |
||
188 | serge | 846 | ret |
847 | endp |
||
164 | serge | 848 | |
849 | |||
198 | serge | 850 | proc load_library stdcall, file_name:dword |
851 | locals |
||
852 | coff dd ? |
||
853 | sym dd ? |
||
854 | strings dd ? |
||
855 | img_size dd ? |
||
856 | img_base dd ? |
||
857 | exports dd ? |
||
858 | endl |
||
859 | |||
860 | |||
861 | |||
862 | |||
863 | test eax, eax |
||
864 | jz .fail |
||
865 | |||
866 | |||
867 | movzx ecx, [eax+CFH.nSections] |
||
868 | xor ebx, ebx |
||
869 | |||
870 | |||
871 | @@: |
||
872 | add ebx, [edx+CFS.SizeOfRawData] |
||
873 | add ebx, 15 |
||
874 | and ebx, not 15 |
||
875 | add edx, COFF_SECTION_SIZE |
||
206 | serge | 876 | dec ecx |
198 | serge | 877 | jnz @B |
878 | mov [img_size], ebx |
||
879 | |||
880 | |||
881 | stdcall user_alloc, [img_size] |
||
882 | |||
883 | |||
884 | jz .fail |
||
885 | mov [img_base], eax |
||
886 | |||
887 | |||
888 | movzx ebx, [edx+CFH.nSections] |
||
889 | mov edi, [img_base] |
||
890 | lea eax, [edx+20] |
||
891 | @@: |
||
892 | mov [eax+CFS.VirtualAddress], edi |
||
893 | mov esi, [eax+CFS.PtrRawData] |
||
894 | test esi, esi |
||
895 | jnz .copy |
||
896 | add edi, [eax+CFS.SizeOfRawData] |
||
897 | jmp .next |
||
898 | .copy: |
||
899 | add esi, edx |
||
900 | add edi, new_app_base |
||
901 | mov ecx, [eax+CFS.SizeOfRawData] |
||
902 | cld |
||
903 | rep movsb |
||
904 | .next: |
||
905 | add edi, 15-new_app_base |
||
906 | and edi, not 15 |
||
907 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 908 | dec ebx |
198 | serge | 909 | jnz @B |
910 | |||
911 | |||
912 | add ebx, edx |
||
913 | mov [sym], ebx |
||
914 | mov ecx, [edx+CFH.nSymbols] |
||
915 | add ecx,ecx |
||
916 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
917 | add ecx, [sym] |
||
918 | mov [strings], ecx |
||
919 | |||
920 | |||
921 | |||
922 | |||
923 | [strings], dword 0 |
||
924 | test eax, eax |
||
925 | jnz @F |
||
926 | |||
927 | |||
928 | mov edx, [coff] |
||
929 | movzx ebx, [edx+CFH.nSections] |
||
930 | mov edi, new_app_base |
||
931 | lea eax, [edx+20] |
||
932 | @@: |
||
933 | add [eax+CFS.VirtualAddress], edi ;patch user space offset |
||
934 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 935 | dec ebx |
198 | serge | 936 | jnz @B |
937 | |||
938 | |||
939 | stdcall fix_coff_relocs, [coff], edx, [sym] |
||
940 | |||
941 | |||
942 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szEXPORTS |
||
943 | mov [exports], eax |
||
944 | |||
945 | |||
946 | mov eax, [exports] |
||
947 | ret |
||
948 | .fail: |
||
949 | xor eax, eax |
||
950 | ret |
||
951 | endp |
||
952 | |||
953 | |||
214 | serge | 954 | proc stop_all_services |
955 | |||
278 | serge | 956 | |
957 | .next: |
||
214 | serge | 958 | cmp edx, srv.fd-SRV_FD_OFFSET |
278 | serge | 959 | je .done |
960 | cmp [edx+SRV.magic], ' SRV' |
||
961 | jne .next |
||
227 | serge | 962 | cmp [edx+SRV.size], SRV_SIZE |
278 | serge | 963 | jne .next |
227 | serge | 964 | mov ebx, [edx+SRV.entry] |
278 | serge | 965 | mov edx, [edx+SRV.fd] |
966 | push edx |
||
967 | stdcall ebx, dword -1 |
||
214 | serge | 968 | pop edx |
278 | serge | 969 | jmp .next |
214 | serge | 970 | .done: |
278 | serge | 971 | ret |
972 | endp |
||
214 | serge | 973 | |
198 | serge | 974 | |
281 | serge | 975 | ; eax= size |
291 | serge | 976 | ; ebx= pid |
977 | |||
214 | serge | 978 | |
281 | serge | 979 | create_kernel_object: |
980 | |||
981 | |||
982 | call malloc |
||
983 | pop ebx |
||
984 | test eax, eax |
||
985 | jz .fail |
||
986 | |||
987 | |||
988 | shl ecx,8 |
||
989 | add ecx, PROC_BASE+APP_OBJ_OFFSET |
||
990 | |||
991 | |||
345 | serge | 992 | cli |
993 | mov edx, [ecx+APPOBJ.fd] |
||
281 | serge | 994 | mov [eax+APPOBJ.fd], edx |
995 | mov [eax+APPOBJ.bk], ecx |
||
996 | mov [eax+APPOBJ.pid], ebx |
||
997 | |||
998 | |||
999 | mov [edx+APPOBJ.bk], eax |
||
1000 | popfd |
||
345 | serge | 1001 | .fail: |
281 | serge | 1002 | ret |
1003 | |||
1004 | |||
1005 | ; eax= object |
||
1006 | |||
1007 | |||
1008 | destroy_kernel_object: |
||
1009 | |||
1010 | |||
345 | serge | 1011 | cli |
1012 | mov ebx, [eax+APPOBJ.fd] |
||
281 | serge | 1013 | mov ecx, [eax+APPOBJ.bk] |
1014 | mov [ebx+APPOBJ.bk], ecx |
||
1015 | mov [ecx+APPOBJ.fd], ebx |
||
1016 | popfd |
||
345 | serge | 1017 | |
281 | serge | 1018 | |
1019 | mov [eax], edx |
||
1020 | mov [eax+4], edx |
||
1021 | mov [eax+8], edx |
||
1022 | mov [eax+12], edx |
||
1023 | mov [eax+16], edx |
||
1024 | |||
1025 | |||
1026 | ret |
||
1027 | |||
1028 | |||
1029 | |||
346 | diamond | 1030 | ;szInfinity db 'INFINITY',0 |
1031 | szHwMouse db 'ATI2D',0 |
||
1032 | |||
164 | serge | 1033 | |
1034 | szEXPORTS db 'EXPORTS',0 |
||
1035 | szIMPORTS db 'IMPORTS',0 |
||
1036 | |||
1037 | |||
188 | serge | 1038 | msg_module db 'in module ',0 |
1039 | msg_version db 'incompatible driver version',13,10,0 |
||
227 | serge | 1040 | msg_www db 'please visit www.kolibrios.org',13,10,0 |
1041 | msg_CR db 13,10,0 |
||
188 | serge | 1042 | |
1043 | |||
214 | serge | 1044 | create_cursor dd 0 |
227 | serge | 1045 | set_hw_cursor dd 0 |
214 | serge | 1046 | hw_restore dd 0 |
221 | serge | 1047 |