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Rev | Author | Line No. | Line |
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431 | serge | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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709 | diamond | 3 | ;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;; |
431 | serge | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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164 | serge | 7 | |
593 | mikedld | 8 | $Revision: 709 $ |
9 | |||
10 | |||
465 | serge | 11 | DRV_COMPAT equ 5 ;minimal required drivers version |
12 | DRV_CURRENT equ 5 ;current drivers model version |
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214 | serge | 13 | |
227 | serge | 14 | DRV_VERSION equ (DRV_COMPAT shl 16) or DRV_CURRENT |
15 | |||
164 | serge | 16 | align 4 |
17 | proc attach_int_handler stdcall, irq:dword, handler:dword |
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18 | |||
709 | diamond | 19 | mov ebx, [irq] ;irq num |
20 | test ebx, ebx |
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21 | jz .err |
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22 | cmp ebx, 15 ; hidnplayr says: we only have 16 IRQ's |
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23 | ja .err |
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24 | mov eax, [handler] |
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25 | test eax, eax |
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26 | jz .err |
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27 | mov [irq_tab+ebx*4], eax |
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28 | stdcall enable_irq, [irq] |
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29 | ret |
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164 | serge | 30 | .err: |
709 | diamond | 31 | xor eax, eax |
32 | ret |
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164 | serge | 33 | endp |
34 | |||
35 | align 4 |
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36 | proc detach_int_handler |
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37 | |||
38 | ret |
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39 | endp |
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40 | |||
41 | align 4 |
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42 | proc enable_irq stdcall, irq_line:dword |
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672 | hidnplayr | 43 | mov ebx, [irq_line] |
44 | mov edx, 0x21 |
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45 | cmp ebx, 8 |
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46 | jb @F |
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47 | mov edx, 0xA1 |
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48 | sub ebx,8 |
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164 | serge | 49 | @@: |
672 | hidnplayr | 50 | in al,dx |
51 | btr eax, ebx |
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52 | out dx, al |
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53 | ret |
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164 | serge | 54 | endp |
55 | |||
56 | align 16 |
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57 | ;; proc irq_serv |
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58 | |||
59 | irq_serv: |
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60 | |||
61 | .irq_1: |
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62 | push eax |
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63 | mov eax, 1 |
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64 | jmp .main |
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65 | align 4 |
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66 | .irq_2: |
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67 | push eax |
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68 | mov eax, 2 |
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69 | jmp .main |
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70 | align 4 |
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71 | .irq_3: |
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72 | push eax |
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73 | mov eax, 3 |
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74 | jmp .main |
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75 | align 4 |
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76 | .irq_4: |
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77 | push eax |
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78 | mov eax, 4 |
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79 | jmp .main |
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80 | align 4 |
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81 | .irq_5: |
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82 | push eax |
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83 | mov eax, 5 |
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84 | jmp .main |
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85 | align 4 |
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86 | .irq_6: |
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87 | push eax |
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88 | mov eax, 6 |
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89 | jmp .main |
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90 | align 4 |
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91 | .irq_7: |
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92 | push eax |
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93 | mov eax, 7 |
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94 | jmp .main |
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95 | align 4 |
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96 | .irq_8: |
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97 | push eax |
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98 | mov eax, 8 |
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99 | jmp .main |
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100 | align 4 |
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101 | .irq_9: |
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102 | push eax |
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103 | mov eax, 9 |
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104 | jmp .main |
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105 | align 4 |
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106 | .irq_10: |
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107 | push eax |
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108 | mov eax, 10 |
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109 | jmp .main |
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110 | align 4 |
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111 | .irq_11: |
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112 | push eax |
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113 | mov eax, 11 |
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114 | jmp .main |
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115 | align 4 |
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116 | .irq_12: |
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117 | push eax |
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118 | mov eax, 12 |
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119 | jmp .main |
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120 | align 4 |
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121 | .irq_13: |
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122 | push eax |
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123 | mov eax, 13 |
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124 | jmp .main |
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125 | align 4 |
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126 | .irq_14: |
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127 | push eax |
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128 | mov eax, 14 |
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129 | jmp .main |
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130 | align 4 |
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131 | .irq_15: |
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132 | push eax |
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133 | mov eax, 15 |
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134 | jmp .main |
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135 | |||
136 | align 16 |
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137 | .main: |
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138 | save_ring3_context |
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672 | hidnplayr | 139 | mov bx, app_data ;os_data |
164 | serge | 140 | mov ds, bx |
141 | mov es, bx |
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142 | |||
709 | diamond | 143 | cmp [v86_irqhooks+eax*8], 0 |
144 | jnz v86_irq |
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145 | |||
164 | serge | 146 | mov ebx, [irq_tab+eax*4] |
147 | test ebx, ebx |
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148 | jz .exit |
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149 | |||
672 | hidnplayr | 150 | call ebx |
151 | mov [check_idle_semaphore],5 |
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164 | serge | 152 | |
153 | .exit: |
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154 | restore_ring3_context |
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155 | |||
672 | hidnplayr | 156 | cmp eax, 8 |
164 | serge | 157 | mov al, 0x20 |
672 | hidnplayr | 158 | jb @f |
164 | serge | 159 | out 0xa0, al |
160 | @@: |
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672 | hidnplayr | 161 | out 0x20, al |
164 | serge | 162 | |
672 | hidnplayr | 163 | pop eax |
164 | serge | 164 | iret |
165 | |||
166 | align 4 |
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167 | proc get_notify stdcall, p_ev:dword |
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168 | |||
169 | .wait: |
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672 | hidnplayr | 170 | mov ebx,[current_slot] |
171 | test dword [ebx+APPDATA.event_mask],EVENT_NOTIFY |
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164 | serge | 172 | jz @f |
672 | hidnplayr | 173 | and dword [ebx+APPDATA.event_mask], not EVENT_NOTIFY |
164 | serge | 174 | mov edi, [p_ev] |
175 | mov dword [edi], EV_INTR |
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672 | hidnplayr | 176 | mov eax, [ebx+APPDATA.event] |
164 | serge | 177 | mov dword [edi+4], eax |
178 | ret |
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179 | @@: |
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180 | call change_task |
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181 | jmp .wait |
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182 | endp |
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183 | |||
184 | align 4 |
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185 | proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword |
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186 | xor eax, eax |
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187 | xor ebx, ebx |
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188 | mov ah, byte [bus] |
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672 | hidnplayr | 189 | mov al, 6 |
164 | serge | 190 | mov bh, byte [devfn] |
191 | mov bl, byte [reg] |
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192 | call pci_read_reg |
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193 | ret |
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194 | endp |
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195 | |||
196 | align 4 |
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557 | serge | 197 | proc pci_read16 stdcall, bus:dword, devfn:dword, reg:dword |
198 | xor eax, eax |
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199 | xor ebx, ebx |
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200 | mov ah, byte [bus] |
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672 | hidnplayr | 201 | mov al, 5 |
557 | serge | 202 | mov bh, byte [devfn] |
203 | mov bl, byte [reg] |
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204 | call pci_read_reg |
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205 | ret |
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206 | endp |
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207 | |||
208 | align 4 |
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164 | serge | 209 | proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword |
210 | xor eax, eax |
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211 | xor ebx, ebx |
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212 | mov ah, byte [bus] |
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672 | hidnplayr | 213 | mov al, 4 |
164 | serge | 214 | mov bh, byte [devfn] |
215 | mov bl, byte [reg] |
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216 | call pci_read_reg |
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217 | ret |
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218 | endp |
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219 | |||
220 | align 4 |
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221 | proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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222 | xor eax, eax |
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223 | xor ebx, ebx |
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224 | mov ah, byte [bus] |
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672 | hidnplayr | 225 | mov al, 8 |
164 | serge | 226 | mov bh, byte [devfn] |
227 | mov bl, byte [reg] |
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672 | hidnplayr | 228 | mov ecx, [val] |
229 | call pci_write_reg |
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164 | serge | 230 | ret |
231 | endp |
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232 | |||
557 | serge | 233 | align 4 |
234 | proc pci_write16 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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235 | xor eax, eax |
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236 | xor ebx, ebx |
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237 | mov ah, byte [bus] |
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672 | hidnplayr | 238 | mov al, 9 |
557 | serge | 239 | mov bh, byte [devfn] |
240 | mov bl, byte [reg] |
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672 | hidnplayr | 241 | mov ecx, [val] |
242 | call pci_write_reg |
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557 | serge | 243 | ret |
244 | endp |
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245 | |||
672 | hidnplayr | 246 | align 4 |
247 | proc pci_write32 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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248 | xor eax, eax |
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249 | xor ebx, ebx |
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250 | mov ah, byte [bus] |
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251 | mov al, 10 |
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252 | mov bh, byte [devfn] |
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253 | mov bl, byte [reg] |
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254 | mov ecx, [val] |
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255 | call pci_write_reg |
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256 | ret |
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257 | endp |
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164 | serge | 258 | |
672 | hidnplayr | 259 | handle equ IOCTL.handle |
260 | io_code equ IOCTL.io_code |
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261 | input equ IOCTL.input |
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262 | inp_size equ IOCTL.inp_size |
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263 | output equ IOCTL.output |
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264 | out_size equ IOCTL.out_size |
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164 | serge | 265 | |
672 | hidnplayr | 266 | |
164 | serge | 267 | align 4 |
268 | proc srv_handler stdcall, ioctl:dword |
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672 | hidnplayr | 269 | mov esi, [ioctl] |
270 | test esi, esi |
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271 | jz .err |
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164 | serge | 272 | |
672 | hidnplayr | 273 | mov edi, [esi+handle] |
274 | cmp [edi+SRV.magic], ' SRV' |
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164 | serge | 275 | jne .fail |
276 | |||
672 | hidnplayr | 277 | cmp [edi+SRV.size], SRV_SIZE |
164 | serge | 278 | jne .fail |
279 | |||
672 | hidnplayr | 280 | stdcall [edi+SRV.srv_proc], esi |
281 | ret |
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164 | serge | 282 | .fail: |
672 | hidnplayr | 283 | xor eax, eax |
284 | not eax |
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285 | mov [esi+output], eax |
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286 | mov [esi+out_size], 4 |
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287 | ret |
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164 | serge | 288 | .err: |
672 | hidnplayr | 289 | xor eax, eax |
290 | not eax |
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291 | ret |
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164 | serge | 292 | endp |
293 | |||
377 | serge | 294 | ; param |
295 | ; ebx= io_control |
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296 | ; |
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297 | ; retval |
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298 | ; eax= error code |
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299 | |||
164 | serge | 300 | align 4 |
377 | serge | 301 | srv_handlerEx: |
672 | hidnplayr | 302 | cmp ebx, OS_BASE |
303 | jae .fail |
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164 | serge | 304 | |
672 | hidnplayr | 305 | mov eax, [ebx+handle] |
306 | cmp [eax+SRV.magic], ' SRV' |
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164 | serge | 307 | jne .fail |
308 | |||
672 | hidnplayr | 309 | cmp [eax+SRV.size], SRV_SIZE |
164 | serge | 310 | jne .fail |
311 | |||
672 | hidnplayr | 312 | stdcall [eax+SRV.srv_proc], ebx |
313 | ret |
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164 | serge | 314 | .fail: |
672 | hidnplayr | 315 | or eax, -1 |
316 | ret |
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164 | serge | 317 | |
318 | restore handle |
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319 | restore io_code |
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320 | restore input |
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321 | restore inp_size |
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322 | restore output |
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323 | restore out_size |
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324 | |||
325 | align 4 |
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326 | proc get_service stdcall, sz_name:dword |
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672 | hidnplayr | 327 | mov eax, [sz_name] |
328 | test eax, eax |
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329 | jnz @F |
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330 | ret |
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164 | serge | 331 | @@: |
672 | hidnplayr | 332 | mov edx, [srv.fd] |
188 | serge | 333 | @@: |
672 | hidnplayr | 334 | cmp edx, srv.fd-SRV_FD_OFFSET |
335 | je .not_load |
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278 | serge | 336 | |
672 | hidnplayr | 337 | stdcall strncmp, edx, [sz_name], 16 |
338 | test eax, eax |
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339 | je .ok |
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164 | serge | 340 | |
672 | hidnplayr | 341 | mov edx, [edx+SRV.fd] |
342 | jmp @B |
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164 | serge | 343 | .not_load: |
672 | hidnplayr | 344 | pop ebp |
345 | jmp load_driver |
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164 | serge | 346 | .ok: |
672 | hidnplayr | 347 | mov eax, edx |
348 | ret |
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164 | serge | 349 | endp |
350 | |||
351 | align 4 |
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278 | serge | 352 | reg_service: |
353 | .sz_name equ esp+4 |
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354 | .handler equ esp+8 |
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672 | hidnplayr | 355 | mov eax, [.sz_name] |
164 | serge | 356 | test eax, eax |
357 | jz .fail |
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358 | |||
672 | hidnplayr | 359 | mov ebx, [.handler] |
164 | serge | 360 | test ebx, ebx |
361 | jz .fail |
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362 | |||
672 | hidnplayr | 363 | mov eax, SRV_SIZE |
364 | call malloc ;call alloc_service |
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164 | serge | 365 | test eax, eax |
366 | jz .fail |
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367 | |||
368 | mov edi, eax |
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672 | hidnplayr | 369 | mov esi, [.sz_name] |
370 | mov ecx, 16/4 |
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371 | rep movsd |
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164 | serge | 372 | |
672 | hidnplayr | 373 | mov [eax+SRV.magic], ' SRV' |
374 | mov [eax+SRV.size], SRV_SIZE |
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278 | serge | 375 | |
672 | hidnplayr | 376 | mov ebx, srv.fd-SRV_FD_OFFSET |
377 | mov edx, [ebx+SRV.fd] |
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378 | mov [eax+SRV.fd], edx |
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379 | mov [eax+SRV.bk], ebx |
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380 | mov [ebx+SRV.fd], eax |
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381 | mov [edx+SRV.bk], eax |
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278 | serge | 382 | |
672 | hidnplayr | 383 | mov ecx, [.handler] |
384 | mov [eax+SRV.srv_proc], ecx |
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385 | ret 8 |
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164 | serge | 386 | .fail: |
387 | xor eax, eax |
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672 | hidnplayr | 388 | ret 8 |
164 | serge | 389 | |
390 | align 4 |
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391 | proc get_proc stdcall, exp:dword, sz_name:dword |
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392 | |||
672 | hidnplayr | 393 | mov edx, [exp] |
164 | serge | 394 | .next: |
672 | hidnplayr | 395 | mov eax, [edx] |
396 | test eax, eax |
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397 | jz .end |
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164 | serge | 398 | |
672 | hidnplayr | 399 | push edx |
400 | stdcall strncmp, eax, [sz_name], 16 |
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401 | pop edx |
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402 | test eax, eax |
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403 | jz .ok |
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164 | serge | 404 | |
672 | hidnplayr | 405 | add edx,8 |
406 | jmp .next |
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164 | serge | 407 | .ok: |
672 | hidnplayr | 408 | mov eax, [edx+4] |
164 | serge | 409 | .end: |
672 | hidnplayr | 410 | ret |
164 | serge | 411 | endp |
412 | |||
413 | align 4 |
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414 | proc get_coff_sym stdcall, pSym:dword,count:dword, sz_sym:dword |
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415 | |||
416 | @@: |
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417 | stdcall strncmp, [pSym], [sz_sym], 8 |
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418 | test eax,eax |
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419 | jz .ok |
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420 | add [pSym], 18 |
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421 | dec [count] |
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422 | jnz @b |
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423 | xor eax, eax |
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424 | ret |
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425 | .ok: |
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426 | mov ebx, [pSym] |
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427 | mov eax, [ebx+8] |
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428 | ret |
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429 | endp |
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430 | |||
431 | align 4 |
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188 | serge | 432 | proc get_curr_task |
672 | hidnplayr | 433 | mov eax,[CURRENT_TASK] |
434 | shl eax, 8 |
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435 | ret |
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188 | serge | 436 | endp |
164 | serge | 437 | |
188 | serge | 438 | align 4 |
439 | proc get_fileinfo stdcall, file_name:dword, info:dword |
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672 | hidnplayr | 440 | locals |
441 | cmd dd ? |
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442 | offset dd ? |
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443 | dd ? |
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444 | count dd ? |
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445 | buff dd ? |
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446 | db ? |
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447 | name dd ? |
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448 | endl |
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164 | serge | 449 | |
672 | hidnplayr | 450 | xor eax, eax |
451 | mov ebx, [file_name] |
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452 | mov ecx, [info] |
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164 | serge | 453 | |
672 | hidnplayr | 454 | mov [cmd], 5 |
455 | mov [offset], eax |
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456 | mov [offset+4], eax |
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457 | mov [count], eax |
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458 | mov [buff], ecx |
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459 | mov byte [buff+4], al |
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460 | mov [name], ebx |
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164 | serge | 461 | |
672 | hidnplayr | 462 | mov eax, 70 |
463 | lea ebx, [cmd] |
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464 | int 0x40 |
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465 | ret |
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188 | serge | 466 | endp |
164 | serge | 467 | |
188 | serge | 468 | align 4 |
469 | proc read_file stdcall,file_name:dword, buffer:dword, off:dword,\ |
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672 | hidnplayr | 470 | bytes:dword |
471 | locals |
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472 | cmd dd ? |
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473 | offset dd ? |
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474 | dd ? |
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475 | count dd ? |
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476 | buff dd ? |
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477 | db ? |
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478 | name dd ? |
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479 | endl |
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164 | serge | 480 | |
672 | hidnplayr | 481 | xor eax, eax |
482 | mov ebx, [file_name] |
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483 | mov ecx, [off] |
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484 | mov edx, [bytes] |
||
485 | mov esi, [buffer] |
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164 | serge | 486 | |
672 | hidnplayr | 487 | mov [cmd], eax |
488 | mov [offset], ecx |
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489 | mov [offset+4], eax |
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490 | mov [count], edx |
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491 | mov [buff], esi |
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492 | mov byte [buff+4], al |
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493 | mov [name], ebx |
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188 | serge | 494 | |
672 | hidnplayr | 495 | pushad |
496 | push eax |
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497 | lea eax, [cmd] |
||
498 | call file_system_lfn |
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499 | pop eax |
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500 | popad |
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501 | ret |
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188 | serge | 502 | endp |
503 | |||
363 | serge | 504 | ; description |
505 | ; allocate kernel memory and loads the specified file |
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506 | ; |
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507 | ; param |
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508 | ; file_name= full path to file |
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509 | ; |
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510 | ; retval |
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511 | ; eax= file image in kernel memory |
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512 | ; ebx= size of file |
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513 | ; |
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514 | ; warging |
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515 | ; You mast call kernel_free() to delete each file |
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516 | ; loaded by the load_file() function |
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517 | |||
188 | serge | 518 | align 4 |
519 | proc load_file stdcall, file_name:dword |
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672 | hidnplayr | 520 | locals |
521 | attr dd ? |
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522 | flags dd ? |
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523 | cr_time dd ? |
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524 | cr_date dd ? |
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525 | acc_time dd ? |
||
526 | acc_date dd ? |
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527 | mod_time dd ? |
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528 | mod_date dd ? |
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529 | file_size dd ? |
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188 | serge | 530 | |
672 | hidnplayr | 531 | file dd ? |
532 | file2 dd ? |
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533 | endl |
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188 | serge | 534 | |
672 | hidnplayr | 535 | push esi |
536 | push edi |
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662 | serge | 537 | |
672 | hidnplayr | 538 | lea eax, [attr] |
539 | stdcall get_fileinfo, [file_name], eax |
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540 | test eax, eax |
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541 | jnz .fail |
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164 | serge | 542 | |
672 | hidnplayr | 543 | mov eax, [file_size] |
544 | cmp eax, 1024*1024*16 |
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545 | ja .fail |
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206 | serge | 546 | |
672 | hidnplayr | 547 | stdcall kernel_alloc, [file_size] |
548 | mov [file], eax |
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164 | serge | 549 | |
672 | hidnplayr | 550 | stdcall read_file, [file_name], eax, dword 0, [file_size] |
551 | cmp ebx, [file_size] |
||
552 | jne .cleanup |
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211 | serge | 553 | |
672 | hidnplayr | 554 | mov eax, [file] |
555 | cmp dword [eax], 0x4B43504B |
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556 | jne .exit |
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557 | mov ebx, [eax+4] |
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558 | mov [file_size], ebx |
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559 | stdcall kernel_alloc, ebx |
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211 | serge | 560 | |
672 | hidnplayr | 561 | test eax, eax |
562 | jz .cleanup |
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211 | serge | 563 | |
672 | hidnplayr | 564 | mov [file2], eax |
565 | stdcall unpack, [file], eax |
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566 | stdcall kernel_free, [file] |
||
567 | mov eax, [file2] |
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568 | mov ebx, [file_size] |
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211 | serge | 569 | .exit: |
672 | hidnplayr | 570 | push eax |
571 | lea edi, [eax+ebx] ;cleanup remain space |
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572 | mov ecx, 4096 ;from file end |
||
573 | and ebx, 4095 |
||
574 | jz @f |
||
575 | sub ecx, ebx |
||
576 | xor eax, eax |
||
577 | cld |
||
578 | rep stosb |
||
521 | diamond | 579 | @@: |
672 | hidnplayr | 580 | mov ebx, [file_size] |
581 | pop eax |
||
582 | pop edi |
||
583 | pop esi |
||
584 | ret |
||
188 | serge | 585 | .cleanup: |
672 | hidnplayr | 586 | stdcall kernel_free, [file] |
188 | serge | 587 | .fail: |
672 | hidnplayr | 588 | xor eax, eax |
589 | xor ebx, ebx |
||
590 | pop edi |
||
591 | pop esi |
||
592 | ret |
||
188 | serge | 593 | endp |
164 | serge | 594 | |
188 | serge | 595 | align 4 |
596 | proc get_proc_ex stdcall, proc_name:dword, imports:dword |
||
597 | |||
598 | .look_up: |
||
672 | hidnplayr | 599 | mov edx, [imports] |
600 | test edx, edx |
||
601 | jz .end |
||
602 | mov edx, [edx] |
||
603 | test edx, edx |
||
604 | jz .end |
||
188 | serge | 605 | .next: |
672 | hidnplayr | 606 | mov eax, [edx] |
607 | test eax, eax |
||
608 | jz .next_table |
||
164 | serge | 609 | |
672 | hidnplayr | 610 | push edx |
611 | stdcall strncmp, eax, [proc_name], 16 |
||
612 | pop edx |
||
613 | test eax, eax |
||
614 | jz .ok |
||
164 | serge | 615 | |
672 | hidnplayr | 616 | add edx,8 |
617 | jmp .next |
||
188 | serge | 618 | .next_table: |
672 | hidnplayr | 619 | add [imports], 4 |
620 | jmp .look_up |
||
188 | serge | 621 | .ok: |
672 | hidnplayr | 622 | mov eax, [edx+4] |
623 | ret |
||
188 | serge | 624 | .end: |
672 | hidnplayr | 625 | xor eax, eax |
626 | ret |
||
188 | serge | 627 | endp |
164 | serge | 628 | |
188 | serge | 629 | align 4 |
630 | proc fix_coff_symbols stdcall, sec:dword, symbols:dword,\ |
||
672 | hidnplayr | 631 | sym_count:dword, strings:dword, imports:dword |
632 | locals |
||
633 | retval dd ? |
||
634 | endl |
||
164 | serge | 635 | |
672 | hidnplayr | 636 | mov edi, [symbols] |
637 | mov [retval], 1 |
||
188 | serge | 638 | .fix: |
672 | hidnplayr | 639 | movzx ebx, [edi+CSYM.SectionNumber] |
640 | test ebx, ebx |
||
641 | jnz .internal |
||
642 | mov eax, dword [edi+CSYM.Name] |
||
643 | test eax, eax |
||
644 | jnz @F |
||
164 | serge | 645 | |
672 | hidnplayr | 646 | mov edi, [edi+4] |
647 | add edi, [strings] |
||
188 | serge | 648 | @@: |
672 | hidnplayr | 649 | push edi |
650 | stdcall get_proc_ex, edi,[imports] |
||
651 | pop edi |
||
164 | serge | 652 | |
672 | hidnplayr | 653 | xor ebx, ebx |
654 | test eax, eax |
||
655 | jnz @F |
||
164 | serge | 656 | |
672 | hidnplayr | 657 | mov esi, msg_unresolved |
658 | call sys_msg_board_str |
||
659 | mov esi, edi |
||
660 | call sys_msg_board_str |
||
661 | mov esi, msg_CR |
||
662 | call sys_msg_board_str |
||
164 | serge | 663 | |
672 | hidnplayr | 664 | mov [retval],0 |
188 | serge | 665 | @@: |
672 | hidnplayr | 666 | mov edi, [symbols] |
667 | mov [edi+CSYM.Value], eax |
||
668 | jmp .next |
||
188 | serge | 669 | .internal: |
672 | hidnplayr | 670 | cmp bx, -1 |
671 | je .next |
||
672 | cmp bx, -2 |
||
673 | je .next |
||
541 | serge | 674 | |
672 | hidnplayr | 675 | dec ebx |
676 | shl ebx, 3 |
||
677 | lea ebx, [ebx+ebx*4] |
||
678 | add ebx, [sec] |
||
188 | serge | 679 | |
672 | hidnplayr | 680 | mov eax, [ebx+CFS.VirtualAddress] |
681 | add [edi+CSYM.Value], eax |
||
188 | serge | 682 | .next: |
672 | hidnplayr | 683 | add edi, CSYM_SIZE |
684 | mov [symbols], edi |
||
685 | dec [sym_count] |
||
686 | jnz .fix |
||
687 | mov eax, [retval] |
||
688 | ret |
||
164 | serge | 689 | endp |
690 | |||
691 | align 4 |
||
188 | serge | 692 | proc fix_coff_relocs stdcall, coff:dword, sec:dword, sym:dword |
164 | serge | 693 | locals |
672 | hidnplayr | 694 | n_sec dd ? |
164 | serge | 695 | endl |
696 | |||
672 | hidnplayr | 697 | mov eax, [coff] |
698 | movzx ebx, [eax+CFH.nSections] |
||
699 | mov [n_sec], ebx |
||
188 | serge | 700 | .fix_sec: |
672 | hidnplayr | 701 | mov esi, [sec] |
164 | serge | 702 | mov edi, [esi+CFS.PtrReloc] |
672 | hidnplayr | 703 | add edi, [coff] |
164 | serge | 704 | |
672 | hidnplayr | 705 | movzx ecx, [esi+CFS.NumReloc] |
706 | test ecx, ecx |
||
707 | jz .next |
||
188 | serge | 708 | .next_reloc: |
164 | serge | 709 | mov ebx, [edi+CRELOC.SymIndex] |
710 | add ebx,ebx |
||
711 | lea ebx,[ebx+ebx*8] |
||
672 | hidnplayr | 712 | add ebx, [sym] |
164 | serge | 713 | |
672 | hidnplayr | 714 | mov edx, [ebx+CSYM.Value] |
164 | serge | 715 | |
672 | hidnplayr | 716 | cmp [edi+CRELOC.Type], 6 |
717 | je .dir_32 |
||
164 | serge | 718 | |
672 | hidnplayr | 719 | cmp [edi+CRELOC.Type], 20 |
720 | jne .next_reloc |
||
188 | serge | 721 | .rel_32: |
164 | serge | 722 | mov eax, [edi+CRELOC.VirtualAddress] |
672 | hidnplayr | 723 | add eax, [esi+CFS.VirtualAddress] |
724 | sub edx, eax |
||
725 | sub edx, 4 |
||
726 | jmp .fix |
||
188 | serge | 727 | .dir_32: |
728 | mov eax, [edi+CRELOC.VirtualAddress] |
||
672 | hidnplayr | 729 | add eax, [esi+CFS.VirtualAddress] |
188 | serge | 730 | .fix: |
672 | hidnplayr | 731 | add [eax], edx |
732 | add edi, 10 |
||
733 | dec ecx |
||
734 | jnz .next_reloc |
||
188 | serge | 735 | .next: |
672 | hidnplayr | 736 | add [sec], COFF_SECTION_SIZE |
737 | dec [n_sec] |
||
738 | jnz .fix_sec |
||
164 | serge | 739 | .exit: |
740 | ret |
||
741 | endp |
||
742 | |||
188 | serge | 743 | align 4 |
346 | diamond | 744 | proc load_driver stdcall, driver_name:dword |
672 | hidnplayr | 745 | locals |
746 | coff dd ? |
||
747 | sym dd ? |
||
748 | strings dd ? |
||
749 | img_size dd ? |
||
750 | img_base dd ? |
||
751 | start dd ? |
||
188 | serge | 752 | |
672 | hidnplayr | 753 | exports dd ? ;fake exports table |
754 | dd ? |
||
755 | file_name rb 13+16+4+1 ; '/sys/drivers/ |
||
756 | endl |
||
188 | serge | 757 | |
672 | hidnplayr | 758 | lea edx, [file_name] |
759 | mov dword [edx], '/sys' |
||
760 | mov dword [edx+4], '/dri' |
||
761 | mov dword [edx+8], 'vers' |
||
762 | mov byte [edx+12], '/' |
||
763 | mov esi, [driver_name] |
||
764 | lea edi, [edx+13] |
||
765 | mov ecx, 16 |
||
346 | diamond | 766 | @@: |
672 | hidnplayr | 767 | lodsb |
768 | test al, al |
||
769 | jz @f |
||
770 | stosb |
||
771 | loop @b |
||
346 | diamond | 772 | @@: |
672 | hidnplayr | 773 | mov dword [edi], '.obj' |
774 | mov byte [edi+4], 0 |
||
775 | stdcall load_file, edx |
||
214 | serge | 776 | |
672 | hidnplayr | 777 | test eax, eax |
778 | jz .exit |
||
188 | serge | 779 | |
672 | hidnplayr | 780 | mov [coff], eax |
188 | serge | 781 | |
672 | hidnplayr | 782 | movzx ecx, [eax+CFH.nSections] |
783 | xor ebx, ebx |
||
188 | serge | 784 | |
672 | hidnplayr | 785 | lea edx, [eax+20] |
188 | serge | 786 | @@: |
672 | hidnplayr | 787 | add ebx, [edx+CFS.SizeOfRawData] |
788 | add ebx, 15 |
||
789 | and ebx, not 15 |
||
790 | add edx, COFF_SECTION_SIZE |
||
791 | dec ecx |
||
792 | jnz @B |
||
793 | mov [img_size], ebx |
||
188 | serge | 794 | |
672 | hidnplayr | 795 | stdcall kernel_alloc, ebx |
796 | test eax, eax |
||
797 | jz .fail |
||
798 | mov [img_base], eax |
||
188 | serge | 799 | |
672 | hidnplayr | 800 | mov edi, eax |
801 | xor eax, eax |
||
802 | mov ecx, [img_size] |
||
803 | add ecx, 4095 |
||
804 | and ecx, not 4095 |
||
805 | shr ecx, 2 |
||
806 | cld |
||
807 | rep stosd |
||
188 | serge | 808 | |
672 | hidnplayr | 809 | mov edx, [coff] |
810 | movzx ebx, [edx+CFH.nSections] |
||
811 | mov edi, [img_base] |
||
812 | lea eax, [edx+20] |
||
188 | serge | 813 | @@: |
672 | hidnplayr | 814 | mov [eax+CFS.VirtualAddress], edi |
815 | mov esi, [eax+CFS.PtrRawData] |
||
816 | test esi, esi |
||
817 | jnz .copy |
||
818 | add edi, [eax+CFS.SizeOfRawData] |
||
819 | jmp .next |
||
188 | serge | 820 | .copy: |
672 | hidnplayr | 821 | add esi, edx |
822 | mov ecx, [eax+CFS.SizeOfRawData] |
||
823 | cld |
||
824 | rep movsb |
||
188 | serge | 825 | .next: |
672 | hidnplayr | 826 | add edi, 15 |
827 | and edi, not 15 |
||
828 | add eax, COFF_SECTION_SIZE |
||
829 | dec ebx |
||
830 | jnz @B |
||
188 | serge | 831 | |
672 | hidnplayr | 832 | mov ebx, [edx+CFH.pSymTable] |
833 | add ebx, edx |
||
834 | mov [sym], ebx |
||
835 | mov ecx, [edx+CFH.nSymbols] |
||
836 | add ecx,ecx |
||
837 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
838 | add ecx, [sym] |
||
839 | mov [strings], ecx |
||
188 | serge | 840 | |
672 | hidnplayr | 841 | lea ebx, [exports] |
842 | mov dword [ebx], kernel_export |
||
843 | mov dword [ebx+4], 0 |
||
844 | lea eax, [edx+20] |
||
188 | serge | 845 | |
672 | hidnplayr | 846 | stdcall fix_coff_symbols, eax, [sym], [edx+CFH.nSymbols],\ |
847 | [strings], ebx |
||
848 | test eax, eax |
||
849 | jz .link_fail |
||
188 | serge | 850 | |
672 | hidnplayr | 851 | mov ebx, [coff] |
852 | add ebx, 20 |
||
853 | stdcall fix_coff_relocs, [coff], ebx, [sym] |
||
188 | serge | 854 | |
672 | hidnplayr | 855 | mov ebx, [coff] |
856 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szVersion |
||
857 | test eax, eax |
||
858 | jz .link_fail |
||
227 | serge | 859 | |
672 | hidnplayr | 860 | mov eax, [eax] |
861 | shr eax, 16 |
||
862 | cmp eax, DRV_COMPAT |
||
863 | jb .ver_fail |
||
227 | serge | 864 | |
672 | hidnplayr | 865 | cmp eax, DRV_CURRENT |
866 | ja .ver_fail |
||
227 | serge | 867 | |
672 | hidnplayr | 868 | mov ebx, [coff] |
869 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szSTART |
||
870 | mov [start], eax |
||
188 | serge | 871 | |
672 | hidnplayr | 872 | stdcall kernel_free, [coff] |
188 | serge | 873 | |
672 | hidnplayr | 874 | mov ebx, [start] |
875 | stdcall ebx, DRV_ENTRY |
||
876 | test eax, eax |
||
877 | jnz .ok |
||
188 | serge | 878 | |
672 | hidnplayr | 879 | stdcall kernel_free, [img_base] |
880 | xor eax, eax |
||
881 | ret |
||
188 | serge | 882 | .ok: |
672 | hidnplayr | 883 | mov ebx, [img_base] |
884 | mov [eax+SRV.base], ebx |
||
885 | mov ecx, [start] |
||
886 | mov [eax+SRV.entry], ecx |
||
887 | ret |
||
227 | serge | 888 | |
889 | .ver_fail: |
||
672 | hidnplayr | 890 | mov esi, msg_CR |
891 | call sys_msg_board_str |
||
892 | mov esi, [driver_name] |
||
893 | call sys_msg_board_str |
||
894 | mov esi, msg_CR |
||
895 | call sys_msg_board_str |
||
896 | mov esi, msg_version |
||
897 | call sys_msg_board_str |
||
898 | mov esi, msg_www |
||
899 | call sys_msg_board_str |
||
900 | jmp .cleanup |
||
227 | serge | 901 | |
902 | .link_fail: |
||
672 | hidnplayr | 903 | mov esi, msg_module |
904 | call sys_msg_board_str |
||
905 | mov esi, [driver_name] |
||
906 | call sys_msg_board_str |
||
907 | mov esi, msg_CR |
||
908 | call sys_msg_board_str |
||
227 | serge | 909 | .cleanup: |
672 | hidnplayr | 910 | stdcall kernel_free,[img_base] |
188 | serge | 911 | .fail: |
672 | hidnplayr | 912 | stdcall kernel_free, [coff] |
227 | serge | 913 | .exit: |
672 | hidnplayr | 914 | xor eax, eax |
915 | ret |
||
164 | serge | 916 | endp |
917 | |||
198 | serge | 918 | align 4 |
919 | proc load_library stdcall, file_name:dword |
||
672 | hidnplayr | 920 | locals |
921 | coff dd ? |
||
922 | sym dd ? |
||
923 | strings dd ? |
||
924 | img_size dd ? |
||
925 | img_base dd ? |
||
926 | exports dd ? |
||
927 | endl |
||
198 | serge | 928 | |
672 | hidnplayr | 929 | cli |
198 | serge | 930 | |
672 | hidnplayr | 931 | stdcall load_file, [file_name] |
932 | test eax, eax |
||
933 | jz .fail |
||
198 | serge | 934 | |
672 | hidnplayr | 935 | mov [coff], eax |
936 | movzx ecx, [eax+CFH.nSections] |
||
937 | xor ebx, ebx |
||
198 | serge | 938 | |
672 | hidnplayr | 939 | lea edx, [eax+20] |
198 | serge | 940 | @@: |
672 | hidnplayr | 941 | add ebx, [edx+CFS.SizeOfRawData] |
942 | add ebx, 15 |
||
943 | and ebx, not 15 |
||
944 | add edx, COFF_SECTION_SIZE |
||
945 | dec ecx |
||
946 | jnz @B |
||
947 | mov [img_size], ebx |
||
198 | serge | 948 | |
672 | hidnplayr | 949 | call init_heap |
950 | stdcall user_alloc, [img_size] |
||
198 | serge | 951 | |
672 | hidnplayr | 952 | test eax, eax |
953 | jz .fail |
||
954 | mov [img_base], eax |
||
198 | serge | 955 | |
672 | hidnplayr | 956 | mov edx, [coff] |
957 | movzx ebx, [edx+CFH.nSections] |
||
958 | mov edi, [img_base] |
||
959 | lea eax, [edx+20] |
||
198 | serge | 960 | @@: |
672 | hidnplayr | 961 | mov [eax+CFS.VirtualAddress], edi |
962 | mov esi, [eax+CFS.PtrRawData] |
||
963 | test esi, esi |
||
964 | jnz .copy |
||
965 | add edi, [eax+CFS.SizeOfRawData] |
||
966 | jmp .next |
||
198 | serge | 967 | .copy: |
672 | hidnplayr | 968 | add esi, edx |
465 | serge | 969 | ; add edi, new_app_base |
672 | hidnplayr | 970 | mov ecx, [eax+CFS.SizeOfRawData] |
971 | cld |
||
972 | rep movsb |
||
198 | serge | 973 | .next: |
672 | hidnplayr | 974 | add edi, 15 ;-new_app_base |
975 | and edi, -16 |
||
976 | add eax, COFF_SECTION_SIZE |
||
977 | dec ebx |
||
978 | jnz @B |
||
198 | serge | 979 | |
672 | hidnplayr | 980 | mov ebx, [edx+CFH.pSymTable] |
981 | add ebx, edx |
||
982 | mov [sym], ebx |
||
983 | mov ecx, [edx+CFH.nSymbols] |
||
984 | add ecx,ecx |
||
985 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
986 | add ecx, [sym] |
||
987 | mov [strings], ecx |
||
198 | serge | 988 | |
672 | hidnplayr | 989 | lea eax, [edx+20] |
198 | serge | 990 | |
672 | hidnplayr | 991 | stdcall fix_coff_symbols, eax, [sym], [edx+CFH.nSymbols],\ |
992 | [strings], dword 0 |
||
993 | test eax, eax |
||
994 | jnz @F |
||
198 | serge | 995 | |
996 | @@: |
||
672 | hidnplayr | 997 | mov edx, [coff] |
998 | movzx ebx, [edx+CFH.nSections] |
||
999 | mov edi, new_app_base |
||
1000 | lea eax, [edx+20] |
||
198 | serge | 1001 | @@: |
672 | hidnplayr | 1002 | add [eax+CFS.VirtualAddress], edi ;patch user space offset |
1003 | add eax, COFF_SECTION_SIZE |
||
1004 | dec ebx |
||
1005 | jnz @B |
||
198 | serge | 1006 | |
672 | hidnplayr | 1007 | add edx, 20 |
1008 | stdcall fix_coff_relocs, [coff], edx, [sym] |
||
198 | serge | 1009 | |
672 | hidnplayr | 1010 | mov ebx, [coff] |
1011 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szEXPORTS |
||
1012 | mov [exports], eax |
||
198 | serge | 1013 | |
672 | hidnplayr | 1014 | stdcall kernel_free, [coff] |
1015 | mov eax, [exports] |
||
1016 | ret |
||
198 | serge | 1017 | .fail: |
672 | hidnplayr | 1018 | xor eax, eax |
1019 | ret |
||
198 | serge | 1020 | endp |
1021 | |||
214 | serge | 1022 | align 4 |
1023 | proc stop_all_services |
||
278 | serge | 1024 | |
672 | hidnplayr | 1025 | mov edx, [srv.fd] |
214 | serge | 1026 | .next: |
672 | hidnplayr | 1027 | cmp edx, srv.fd-SRV_FD_OFFSET |
1028 | je .done |
||
1029 | cmp [edx+SRV.magic], ' SRV' |
||
1030 | jne .next |
||
1031 | cmp [edx+SRV.size], SRV_SIZE |
||
1032 | jne .next |
||
1033 | mov ebx, [edx+SRV.entry] |
||
1034 | mov edx, [edx+SRV.fd] |
||
1035 | push edx |
||
1036 | stdcall ebx, dword -1 |
||
1037 | pop edx |
||
1038 | jmp .next |
||
278 | serge | 1039 | .done: |
672 | hidnplayr | 1040 | ret |
214 | serge | 1041 | endp |
198 | serge | 1042 | |
281 | serge | 1043 | ; param |
291 | serge | 1044 | ; eax= size |
1045 | ; ebx= pid |
||
214 | serge | 1046 | |
281 | serge | 1047 | align 4 |
1048 | create_kernel_object: |
||
1049 | |||
672 | hidnplayr | 1050 | push ebx |
1051 | call malloc |
||
1052 | pop ebx |
||
1053 | test eax, eax |
||
1054 | jz .fail |
||
281 | serge | 1055 | |
672 | hidnplayr | 1056 | mov ecx,[current_slot] |
1057 | add ecx, APP_OBJ_OFFSET |
||
281 | serge | 1058 | |
672 | hidnplayr | 1059 | pushfd |
1060 | cli |
||
1061 | mov edx, [ecx+APPOBJ.fd] |
||
1062 | mov [eax+APPOBJ.fd], edx |
||
1063 | mov [eax+APPOBJ.bk], ecx |
||
1064 | mov [eax+APPOBJ.pid], ebx |
||
281 | serge | 1065 | |
672 | hidnplayr | 1066 | mov [ecx+APPOBJ.fd], eax |
1067 | mov [edx+APPOBJ.bk], eax |
||
1068 | popfd |
||
281 | serge | 1069 | .fail: |
672 | hidnplayr | 1070 | ret |
281 | serge | 1071 | |
1072 | ; param |
||
1073 | ; eax= object |
||
1074 | |||
1075 | align 4 |
||
1076 | destroy_kernel_object: |
||
1077 | |||
672 | hidnplayr | 1078 | pushfd |
1079 | cli |
||
1080 | mov ebx, [eax+APPOBJ.fd] |
||
1081 | mov ecx, [eax+APPOBJ.bk] |
||
1082 | mov [ebx+APPOBJ.bk], ecx |
||
1083 | mov [ecx+APPOBJ.fd], ebx |
||
1084 | popfd |
||
281 | serge | 1085 | |
672 | hidnplayr | 1086 | xor edx, edx ;clear common header |
1087 | mov [eax], edx |
||
1088 | mov [eax+4], edx |
||
1089 | mov [eax+8], edx |
||
1090 | mov [eax+12], edx |
||
1091 | mov [eax+16], edx |
||
281 | serge | 1092 | |
672 | hidnplayr | 1093 | call free ;release object memory |
1094 | ret |
||
281 | serge | 1095 | |
1096 | |||
164 | serge | 1097 | |
465 | serge | 1098 | if 0 |
164 | serge | 1099 | |
465 | serge | 1100 | irq: |
188 | serge | 1101 | |
465 | serge | 1102 | .irq0: |
672 | hidnplayr | 1103 | pusfd |
1104 | pushad |
||
1105 | push IRQ_0 |
||
1106 | jmp .master |
||
465 | serge | 1107 | .irq_1: |
672 | hidnplayr | 1108 | pusfd |
1109 | pushad |
||
1110 | push IRQ_1 |
||
1111 | jmp .master |
||
465 | serge | 1112 | |
1113 | .master: |
||
672 | hidnplayr | 1114 | mov ax, app_data |
1115 | mov ds, eax |
||
1116 | mov es, eax |
||
1117 | mov ebx, [esp+4] ;IRQ_xx |
||
1118 | mov eax, [irq_handlers+ebx+4] |
||
1119 | call intr_handler |
||
1120 | mov ecx, [esp+4] |
||
1121 | cmp [irq_actids+ecx*4], 0 |
||
1122 | je @F |
||
1123 | in al, 0x21 |
||
1124 | bts eax, ecx |
||
1125 | out 0x21, al |
||
1126 | mov al, 0x20 |
||
1127 | out 0x20, al |
||
1128 | jmp .restart |
||
465 | serge | 1129 | |
1130 | .slave: |
||
672 | hidnplayr | 1131 | mov ax, app_data |
1132 | mov ds, eax |
||
1133 | mov es, eax |
||
1134 | mov ebx, [esp+4] ;IRQ_xx |
||
1135 | mov eax, [irq_handlers+ebx+4] |
||
1136 | call intr_handler |
||
1137 | mov ecx, [esp+4] |
||
1138 | sub ecx, 8 |
||
1139 | cmp [irq_actids+ecx*4], 0 |
||
1140 | je @F |
||
1141 | in al, 0xA1 |
||
1142 | bts eax, ecx |
||
1143 | out 0xA1, al |
||
1144 | mov al, 0x20 |
||
1145 | out 0xA0, al |
||
1146 | out 0x20, al |
||
465 | serge | 1147 | .restart: |
672 | hidnplayr | 1148 | mov ebx, [next_slot] |
1149 | test ebx, ebx |
||
1150 | jz @F |
||
1151 | mov [next_task],0 |
||
1152 | mov esi, [prev_slot] |
||
1153 | call do_change_task |
||
1154 | add esp, 4 |
||
1155 | iretd |
||
465 | serge | 1156 | |
1157 | end if |
||
1158 |