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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 | stdcall find_service, [sz_name] |
301 | test eax, eax |
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302 | jz @F |
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278 | serge | 303 | stdcall load_driver, eax |
304 | @@: |
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164 | serge | 305 | ret |
188 | serge | 306 | .ok: |
164 | serge | 307 | mov eax, edx |
278 | serge | 308 | ret |
188 | serge | 309 | endp |
164 | serge | 310 | |
311 | |||
312 | proc find_service stdcall ,sz_name:dword |
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313 | |||
314 | |||
315 | test eax, eax |
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316 | jz .fail |
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317 | |||
318 | |||
319 | @@: |
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320 | mov eax, [esi] |
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321 | test eax, eax |
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322 | jz .fail |
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323 | push esi |
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324 | stdcall strncmp, eax, [sz_name], 16 |
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325 | pop esi |
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326 | test eax, eax |
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327 | je .ok |
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328 | |||
329 | |||
330 | jmp @B |
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331 | .ok: |
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332 | mov eax, [esi+4] |
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333 | ret |
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334 | .fail: |
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335 | xor eax, eax |
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336 | ret |
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337 | endp |
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338 | |||
339 | |||
340 | reg_service: |
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278 | serge | 341 | .sz_name equ esp+4 |
342 | .handler equ esp+8 |
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343 | mov eax, [.sz_name] |
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344 | test eax, eax |
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164 | serge | 345 | jz .fail |
346 | |||
347 | |||
278 | serge | 348 | test ebx, ebx |
164 | serge | 349 | jz .fail |
350 | |||
351 | |||
278 | serge | 352 | call malloc ;call alloc_service |
353 | test eax, eax |
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164 | serge | 354 | jz .fail |
355 | |||
356 | |||
357 | mov esi, [.sz_name] |
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278 | serge | 358 | mov ecx, 16/4 |
359 | rep movsd |
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360 | |||
164 | serge | 361 | |
278 | serge | 362 | mov [eax+SRV.size], SRV_SIZE |
363 | |||
364 | |||
365 | mov edx, [ebx+SRV.fd] |
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366 | mov [eax+SRV.fd], edx |
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367 | mov [eax+SRV.bk], ebx |
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368 | mov [ebx+SRV.fd], eax |
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369 | mov [edx+SRV.bk], eax |
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370 | |||
371 | |||
372 | mov [eax+SRV.srv_proc], ecx |
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373 | ret 8 |
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281 | serge | 374 | .fail: |
164 | serge | 375 | xor eax, eax |
376 | ret 8 |
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281 | serge | 377 | |
164 | serge | 378 | |
379 | proc get_proc stdcall, exp:dword, sz_name:dword |
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380 | |||
381 | |||
382 | .next: |
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383 | mov eax, [edx] |
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384 | test eax, eax |
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385 | jz .end |
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386 | |||
387 | |||
388 | stdcall strncmp, eax, [sz_name], 16 |
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389 | pop edx |
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390 | test eax, eax |
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391 | jz .ok |
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392 | |||
393 | |||
394 | jmp .next |
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395 | .ok: |
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396 | mov eax, [edx+4] |
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397 | .end: |
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398 | ret |
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399 | endp |
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400 | |||
401 | |||
402 | proc get_coff_sym stdcall, pSym:dword,count:dword, sz_sym:dword |
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403 | |||
404 | |||
405 | stdcall strncmp, [pSym], [sz_sym], 8 |
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406 | test eax,eax |
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407 | jz .ok |
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408 | add [pSym], 18 |
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409 | dec [count] |
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410 | jnz @b |
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411 | xor eax, eax |
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412 | ret |
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413 | .ok: |
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414 | mov ebx, [pSym] |
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415 | mov eax, [ebx+8] |
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416 | ret |
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417 | endp |
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418 | |||
419 | |||
420 | proc get_curr_task |
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188 | serge | 421 | mov eax,[CURRENT_TASK] |
422 | shl eax, 8 |
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423 | ret |
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424 | endp |
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425 | |||
164 | serge | 426 | |
188 | serge | 427 | proc get_fileinfo stdcall, file_name:dword, info:dword |
428 | locals |
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429 | cmd dd ? |
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430 | offset dd ? |
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431 | dd ? |
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432 | count dd ? |
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433 | buff dd ? |
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434 | db ? |
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435 | name dd ? |
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436 | endl |
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437 | |||
164 | serge | 438 | |
188 | serge | 439 | mov ebx, [file_name] |
440 | sub ebx, new_app_base |
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441 | mov ecx, [info] |
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442 | sub ecx, new_app_base |
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443 | |||
164 | serge | 444 | |
188 | serge | 445 | mov [offset], eax |
446 | mov [offset+4], eax |
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447 | mov [count], eax |
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448 | mov [buff], ecx |
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449 | mov byte [buff+4], al |
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450 | mov [name], ebx |
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451 | |||
164 | serge | 452 | |
188 | serge | 453 | lea ebx, [cmd] |
454 | sub ebx, new_app_base |
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455 | int 0x40 |
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456 | ret |
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457 | endp |
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458 | |||
164 | serge | 459 | |
188 | serge | 460 | proc read_file stdcall,file_name:dword, buffer:dword, off:dword,\ |
461 | bytes:dword |
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462 | locals |
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463 | cmd dd ? |
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464 | offset dd ? |
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465 | dd ? |
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466 | count dd ? |
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467 | buff dd ? |
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468 | db ? |
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469 | name dd ? |
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470 | endl |
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471 | |||
164 | serge | 472 | |
188 | serge | 473 | mov ebx, [file_name] |
474 | mov ecx, [off] |
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475 | mov edx, [bytes] |
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476 | mov esi, [buffer] |
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477 | sub ebx, new_app_base |
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478 | sub esi, new_app_base |
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479 | |||
164 | serge | 480 | |
188 | serge | 481 | mov [offset], ecx |
482 | mov [offset+4], eax |
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483 | mov [count], edx |
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484 | mov [buff], esi |
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485 | mov byte [buff+4], al |
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486 | mov [name], ebx |
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487 | |||
488 | |||
489 | lea ebx, [cmd] |
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490 | sub ebx, new_app_base |
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491 | int 0x40 |
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492 | ret |
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493 | endp |
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494 | |||
495 | |||
496 | proc load_file stdcall, file_name:dword |
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497 | locals |
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498 | attr dd ? |
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499 | flags dd ? |
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500 | cr_time dd ? |
||
501 | cr_date dd ? |
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502 | acc_time dd ? |
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503 | acc_date dd ? |
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504 | mod_time dd ? |
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505 | mod_date dd ? |
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506 | file_size dd ? |
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507 | |||
508 | |||
509 | file2 dd ? |
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211 | serge | 510 | endl |
188 | serge | 511 | |
512 | |||
513 | stdcall get_fileinfo, [file_name], eax |
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514 | test eax, eax |
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164 | serge | 515 | jnz .fail |
188 | serge | 516 | |
164 | serge | 517 | |
206 | serge | 518 | cmp eax, 1024*1024*16 |
237 | serge | 519 | ja .fail |
520 | |||
206 | serge | 521 | |
188 | serge | 522 | mov [file], eax |
523 | |||
164 | serge | 524 | |
188 | serge | 525 | cmp ebx, [file_size] |
526 | jne .cleanup |
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527 | |||
211 | serge | 528 | |
188 | serge | 529 | cmp dword [eax], 0x4B43504B |
211 | serge | 530 | jne .exit |
531 | mov ebx, [eax+4] |
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237 | serge | 532 | mov [file_size], ebx |
533 | stdcall kernel_alloc, ebx |
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534 | |||
211 | serge | 535 | |
536 | jz .cleanup |
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537 | |||
538 | |||
539 | stdcall unpack, [file], eax |
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540 | stdcall kernel_free, [file] |
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541 | mov eax, [file2] |
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542 | mov ebx, [file_size] |
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237 | serge | 543 | .exit: |
211 | serge | 544 | push eax |
269 | serge | 545 | lea edi, [eax+ebx] ;cleanup remain space |
546 | mov ecx, ebx ;from file end |
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547 | add ecx, 4095 |
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548 | and ecx, not 4095 |
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549 | sub ecx, ebx |
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550 | xor eax, eax |
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551 | cld |
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552 | rep stosb |
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553 | pop eax |
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554 | ret |
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188 | serge | 555 | .cleanup: |
556 | stdcall kernel_free, [file] |
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557 | .fail: |
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558 | xor eax, eax |
||
559 | xor ebx, ebx |
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237 | serge | 560 | ret |
188 | serge | 561 | endp |
562 | |||
164 | serge | 563 | |
188 | serge | 564 | proc get_proc_ex stdcall, proc_name:dword, imports:dword |
565 | |||
566 | |||
567 | mov edx, [imports] |
||
568 | test edx, edx |
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198 | serge | 569 | jz .end |
570 | mov edx, [edx] |
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188 | serge | 571 | test edx, edx |
572 | jz .end |
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573 | .next: |
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574 | mov eax, [edx] |
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575 | test eax, eax |
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164 | serge | 576 | jz .next_table |
188 | serge | 577 | |
164 | serge | 578 | |
188 | serge | 579 | stdcall strncmp, eax, [proc_name], 16 |
580 | pop edx |
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581 | test eax, eax |
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582 | jz .ok |
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583 | |||
164 | serge | 584 | |
188 | serge | 585 | jmp .next |
586 | .next_table: |
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587 | add [imports], 4 |
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588 | jmp .look_up |
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589 | .ok: |
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590 | mov eax, [edx+4] |
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591 | ret |
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592 | .end: |
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593 | xor eax, eax |
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594 | ret |
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595 | endp |
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596 | |||
164 | serge | 597 | |
188 | serge | 598 | proc fix_coff_symbols stdcall, sec:dword, symbols:dword,\ |
599 | sym_count:dword, strings:dword, imports:dword |
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600 | locals |
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601 | retval dd ? |
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602 | endl |
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603 | |||
164 | serge | 604 | |
188 | serge | 605 | mov [retval], 1 |
606 | .fix: |
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607 | movzx ebx, [edi+CSYM.SectionNumber] |
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608 | test ebx, ebx |
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609 | jnz .internal |
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610 | mov eax, dword [edi+CSYM.Name] |
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611 | test eax, eax |
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612 | jnz @F |
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613 | |||
164 | serge | 614 | |
188 | serge | 615 | add edi, [strings] |
616 | @@: |
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617 | push edi |
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618 | stdcall get_proc_ex, edi,[imports] |
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619 | pop edi |
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620 | |||
164 | serge | 621 | |
188 | serge | 622 | test eax, eax |
623 | jnz @F |
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624 | |||
164 | serge | 625 | |
188 | serge | 626 | call sys_msg_board_str |
627 | mov esi, edi |
||
628 | call sys_msg_board_str |
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629 | mov esi, msg_CR |
||
630 | call sys_msg_board_str |
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631 | |||
164 | serge | 632 | |
188 | serge | 633 | @@: |
634 | mov edi, [symbols] |
||
635 | mov [edi+CSYM.Value], eax |
||
636 | jmp .next |
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637 | .internal: |
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638 | dec ebx |
||
639 | shl ebx, 3 |
||
640 | lea ebx, [ebx+ebx*4] |
||
641 | add ebx, [sec] |
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642 | |||
643 | |||
644 | add [edi+CSYM.Value], eax |
||
645 | .next: |
||
646 | add edi, CSYM_SIZE |
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647 | mov [symbols], edi |
||
648 | dec [sym_count] |
||
649 | jnz .fix |
||
650 | mov eax, [retval] |
||
651 | ret |
||
652 | endp |
||
164 | serge | 653 | |
654 | |||
655 | proc fix_coff_relocs stdcall, coff:dword, sec:dword, sym:dword |
||
188 | serge | 656 | locals |
164 | serge | 657 | n_sec dd ? |
188 | serge | 658 | endl |
164 | serge | 659 | |
660 | |||
188 | serge | 661 | movzx ebx, [eax+CFH.nSections] |
662 | mov [n_sec], ebx |
||
663 | .fix_sec: |
||
664 | mov esi, [sec] |
||
665 | mov edi, [esi+CFS.PtrReloc] |
||
164 | serge | 666 | add edi, [coff] |
188 | serge | 667 | |
164 | serge | 668 | |
188 | serge | 669 | test ecx, ecx |
670 | jz .next |
||
671 | .next_reloc: |
||
672 | mov ebx, [edi+CRELOC.SymIndex] |
||
164 | serge | 673 | add ebx,ebx |
674 | lea ebx,[ebx+ebx*8] |
||
675 | add ebx, [sym] |
||
188 | serge | 676 | |
164 | serge | 677 | |
188 | serge | 678 | |
164 | serge | 679 | |
188 | serge | 680 | je .dir_32 |
681 | |||
164 | serge | 682 | |
188 | serge | 683 | jne .next_reloc |
684 | .rel_32: |
||
685 | mov eax, [edi+CRELOC.VirtualAddress] |
||
164 | serge | 686 | add eax, [esi+CFS.VirtualAddress] |
188 | serge | 687 | sub edx, eax |
688 | sub edx, 4 |
||
689 | jmp .fix |
||
690 | .dir_32: |
||
691 | mov eax, [edi+CRELOC.VirtualAddress] |
||
692 | add eax, [esi+CFS.VirtualAddress] |
||
693 | .fix: |
||
694 | add [eax], edx |
||
695 | add edi, 10 |
||
696 | dec ecx |
||
697 | jnz .next_reloc |
||
698 | .next: |
||
699 | add [sec], COFF_SECTION_SIZE |
||
206 | serge | 700 | dec [n_sec] |
188 | serge | 701 | jnz .fix_sec |
702 | .exit: |
||
164 | serge | 703 | ret |
704 | endp |
||
705 | |||
706 | |||
188 | serge | 707 | proc load_driver stdcall, file_name:dword |
708 | locals |
||
709 | coff dd ? |
||
710 | sym dd ? |
||
711 | strings dd ? |
||
712 | img_size dd ? |
||
713 | img_base dd ? |
||
714 | start dd ? |
||
715 | |||
716 | |||
717 | dd ? |
||
718 | endl |
||
719 | |||
720 | |||
721 | |||
214 | serge | 722 | |
188 | serge | 723 | jz .exit |
227 | serge | 724 | |
188 | serge | 725 | |
726 | |||
727 | |||
728 | xor ebx, ebx |
||
729 | |||
730 | |||
731 | @@: |
||
732 | add ebx, [edx+CFS.SizeOfRawData] |
||
733 | add ebx, 15 |
||
734 | and ebx, not 15 |
||
735 | add edx, COFF_SECTION_SIZE |
||
206 | serge | 736 | dec ecx |
188 | serge | 737 | jnz @B |
738 | mov [img_size], ebx |
||
739 | |||
740 | |||
741 | test eax, eax |
||
742 | jz .fail |
||
743 | mov [img_base], eax |
||
744 | |||
745 | |||
746 | xor eax, eax |
||
747 | mov ecx, [img_size] |
||
748 | add ecx, 4095 |
||
749 | and ecx, not 4095 |
||
750 | shr ecx, 2 |
||
751 | cld |
||
752 | rep stosd |
||
753 | |||
754 | |||
755 | movzx ebx, [edx+CFH.nSections] |
||
756 | mov edi, [img_base] |
||
757 | lea eax, [edx+20] |
||
758 | @@: |
||
759 | mov [eax+CFS.VirtualAddress], edi |
||
760 | mov esi, [eax+CFS.PtrRawData] |
||
761 | test esi, esi |
||
762 | jnz .copy |
||
763 | add edi, [eax+CFS.SizeOfRawData] |
||
764 | jmp .next |
||
765 | .copy: |
||
766 | add esi, edx |
||
767 | mov ecx, [eax+CFS.SizeOfRawData] |
||
768 | cld |
||
769 | rep movsb |
||
770 | .next: |
||
771 | add edi, 15 |
||
772 | and edi, not 15 |
||
773 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 774 | dec ebx |
188 | serge | 775 | jnz @B |
776 | |||
777 | |||
778 | add ebx, edx |
||
779 | mov [sym], ebx |
||
780 | mov ecx, [edx+CFH.nSymbols] |
||
781 | add ecx,ecx |
||
782 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
783 | add ecx, [sym] |
||
784 | mov [strings], ecx |
||
785 | |||
786 | |||
787 | mov dword [ebx], kernel_export |
||
788 | mov dword [ebx+4], 0 |
||
789 | lea eax, [edx+20] |
||
790 | |||
791 | |||
792 | [strings], ebx |
||
793 | test eax, eax |
||
794 | jz .link_fail |
||
227 | serge | 795 | |
188 | serge | 796 | |
797 | add ebx, 20 |
||
798 | stdcall fix_coff_relocs, [coff], ebx, [sym] |
||
799 | |||
800 | |||
801 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szVersion |
||
227 | serge | 802 | test eax, eax |
803 | jz .link_fail |
||
804 | |||
805 | |||
806 | shr eax, 16 |
||
807 | cmp eax, DRV_COMPAT |
||
808 | jb .ver_fail |
||
809 | |||
810 | |||
811 | ja .ver_fail |
||
812 | |||
813 | |||
814 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szSTART |
||
188 | serge | 815 | mov [start], eax |
816 | |||
817 | |||
818 | |||
819 | |||
820 | stdcall ebx, DRV_ENTRY |
||
214 | serge | 821 | test eax, eax |
188 | serge | 822 | jnz .ok |
823 | |||
824 | |||
825 | xor eax, eax |
||
826 | ret |
||
827 | .ok: |
||
828 | mov ebx, [img_base] |
||
829 | mov [eax+SRV.base], ebx |
||
830 | mov ecx, [start] |
||
214 | serge | 831 | mov [eax+SRV.entry], ecx |
832 | ret |
||
188 | serge | 833 | |
227 | serge | 834 | |
835 | mov esi, msg_CR |
||
836 | call sys_msg_board_str |
||
837 | mov esi, [file_name] |
||
838 | call sys_msg_board_str |
||
839 | mov esi, msg_CR |
||
840 | call sys_msg_board_str |
||
841 | mov esi, msg_version |
||
842 | call sys_msg_board_str |
||
843 | mov esi, msg_www |
||
844 | call sys_msg_board_str |
||
845 | jmp .cleanup |
||
846 | |||
847 | |||
848 | mov esi, msg_module |
||
849 | call sys_msg_board_str |
||
850 | mov esi, [file_name] |
||
851 | call sys_msg_board_str |
||
852 | mov esi, msg_CR |
||
853 | call sys_msg_board_str |
||
854 | .cleanup: |
||
855 | stdcall kernel_free,[img_base] |
||
856 | .fail: |
||
188 | serge | 857 | stdcall kernel_free, [coff] |
227 | serge | 858 | .exit: |
859 | xor eax, eax |
||
188 | serge | 860 | ret |
861 | endp |
||
164 | serge | 862 | |
863 | |||
198 | serge | 864 | proc load_library stdcall, file_name:dword |
865 | locals |
||
866 | coff dd ? |
||
867 | sym dd ? |
||
868 | strings dd ? |
||
869 | img_size dd ? |
||
870 | img_base dd ? |
||
871 | exports dd ? |
||
872 | endl |
||
873 | |||
874 | |||
875 | |||
876 | |||
877 | test eax, eax |
||
878 | jz .fail |
||
879 | |||
880 | |||
881 | movzx ecx, [eax+CFH.nSections] |
||
882 | xor ebx, ebx |
||
883 | |||
884 | |||
885 | @@: |
||
886 | add ebx, [edx+CFS.SizeOfRawData] |
||
887 | add ebx, 15 |
||
888 | and ebx, not 15 |
||
889 | add edx, COFF_SECTION_SIZE |
||
206 | serge | 890 | dec ecx |
198 | serge | 891 | jnz @B |
892 | mov [img_size], ebx |
||
893 | |||
894 | |||
895 | stdcall user_alloc, [img_size] |
||
896 | |||
897 | |||
898 | jz .fail |
||
899 | mov [img_base], eax |
||
900 | |||
901 | |||
902 | movzx ebx, [edx+CFH.nSections] |
||
903 | mov edi, [img_base] |
||
904 | lea eax, [edx+20] |
||
905 | @@: |
||
906 | mov [eax+CFS.VirtualAddress], edi |
||
907 | mov esi, [eax+CFS.PtrRawData] |
||
908 | test esi, esi |
||
909 | jnz .copy |
||
910 | add edi, [eax+CFS.SizeOfRawData] |
||
911 | jmp .next |
||
912 | .copy: |
||
913 | add esi, edx |
||
914 | add edi, new_app_base |
||
915 | mov ecx, [eax+CFS.SizeOfRawData] |
||
916 | cld |
||
917 | rep movsb |
||
918 | .next: |
||
919 | add edi, 15-new_app_base |
||
920 | and edi, not 15 |
||
921 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 922 | dec ebx |
198 | serge | 923 | jnz @B |
924 | |||
925 | |||
926 | add ebx, edx |
||
927 | mov [sym], ebx |
||
928 | mov ecx, [edx+CFH.nSymbols] |
||
929 | add ecx,ecx |
||
930 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
931 | add ecx, [sym] |
||
932 | mov [strings], ecx |
||
933 | |||
934 | |||
935 | |||
936 | |||
937 | [strings], dword 0 |
||
938 | test eax, eax |
||
939 | jnz @F |
||
940 | |||
941 | |||
942 | mov edx, [coff] |
||
943 | movzx ebx, [edx+CFH.nSections] |
||
944 | mov edi, new_app_base |
||
945 | lea eax, [edx+20] |
||
946 | @@: |
||
947 | add [eax+CFS.VirtualAddress], edi ;patch user space offset |
||
948 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 949 | dec ebx |
198 | serge | 950 | jnz @B |
951 | |||
952 | |||
953 | stdcall fix_coff_relocs, [coff], edx, [sym] |
||
954 | |||
955 | |||
956 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szEXPORTS |
||
957 | mov [exports], eax |
||
958 | |||
959 | |||
960 | mov eax, [exports] |
||
961 | ret |
||
962 | .fail: |
||
963 | xor eax, eax |
||
964 | ret |
||
965 | endp |
||
966 | |||
967 | |||
214 | serge | 968 | proc stop_all_services |
969 | |||
278 | serge | 970 | |
971 | .next: |
||
214 | serge | 972 | cmp edx, srv.fd-SRV_FD_OFFSET |
278 | serge | 973 | je .done |
974 | cmp [edx+SRV.magic], ' SRV' |
||
975 | jne .next |
||
227 | serge | 976 | cmp [edx+SRV.size], SRV_SIZE |
278 | serge | 977 | jne .next |
227 | serge | 978 | mov ebx, [edx+SRV.entry] |
278 | serge | 979 | mov edx, [edx+SRV.fd] |
980 | push edx |
||
981 | stdcall ebx, dword -1 |
||
214 | serge | 982 | pop edx |
278 | serge | 983 | jmp .next |
214 | serge | 984 | .done: |
278 | serge | 985 | ret |
986 | endp |
||
214 | serge | 987 | |
198 | serge | 988 | |
281 | serge | 989 | ; eax= size |
291 | serge | 990 | ; ebx= pid |
991 | |||
214 | serge | 992 | |
281 | serge | 993 | create_kernel_object: |
994 | |||
995 | |||
996 | call malloc |
||
997 | pop ebx |
||
998 | test eax, eax |
||
999 | jz .fail |
||
1000 | |||
1001 | |||
1002 | shl ecx,8 |
||
1003 | add ecx, PROC_BASE+APP_OBJ_OFFSET |
||
1004 | |||
1005 | |||
1006 | mov [eax+APPOBJ.fd], edx |
||
1007 | mov [eax+APPOBJ.bk], ecx |
||
1008 | mov [eax+APPOBJ.pid], ebx |
||
1009 | |||
1010 | |||
1011 | mov [edx+APPOBJ.bk], eax |
||
1012 | .fail: |
||
1013 | ret |
||
1014 | |||
1015 | |||
1016 | ; eax= object |
||
1017 | |||
1018 | |||
1019 | destroy_kernel_object: |
||
1020 | |||
1021 | |||
1022 | mov ecx, [eax+APPOBJ.bk] |
||
1023 | mov [ebx+APPOBJ.bk], ecx |
||
1024 | mov [ecx+APPOBJ.fd], ebx |
||
1025 | |||
1026 | |||
1027 | mov [eax], edx |
||
1028 | mov [eax+4], edx |
||
1029 | mov [eax+8], edx |
||
1030 | mov [eax+12], edx |
||
1031 | mov [eax+16], edx |
||
1032 | |||
1033 | |||
1034 | ret |
||
1035 | |||
1036 | |||
1037 | |||
202 | diamond | 1038 | drv_infinity db '/rd/1/drivers/infinity.obj', 0 |
1039 | drv_hw_mouse db '/rd/1/drivers/ati2d.obj',0 |
||
227 | serge | 1040 | |
164 | serge | 1041 | |
1042 | szInfinity db 'INFINITY',0 |
||
1043 | szHwMouse db 'HWCURSOR',0 |
||
227 | serge | 1044 | |
164 | serge | 1045 | |
1046 | szEXPORTS db 'EXPORTS',0 |
||
1047 | szIMPORTS db 'IMPORTS',0 |
||
1048 | |||
1049 | |||
188 | serge | 1050 | msg_module db 'in module ',0 |
1051 | msg_version db 'incompatible driver version',13,10,0 |
||
227 | serge | 1052 | msg_www db 'please visit www.kolibrios.org',13,10,0 |
1053 | msg_CR db 13,10,0 |
||
188 | serge | 1054 | |
1055 | |||
214 | serge | 1056 | create_cursor dd 0 |
227 | serge | 1057 | set_hw_cursor dd 0 |
214 | serge | 1058 | hw_restore dd 0 |
221 | serge | 1059 | |
214 | serge | 1060 | |
164 | serge | 1061 | services: |
1062 | dd szSound, drv_sound |
||
1063 | dd szInfinity, drv_infinity |
||
1064 | dd szHwMouse, drv_hw_mouse |
||
227 | serge | 1065 | dd 0 |
164 | serge | 1066 |