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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 1 ;minimal required drivers version |
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4 | DRV_CURRENT equ 1 ;current drivers model version |
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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 |