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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: 740 $ |
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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740 | serge | 186 | push ebx |
164 | serge | 187 | xor eax, eax |
188 | xor ebx, ebx |
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189 | mov ah, byte [bus] |
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672 | hidnplayr | 190 | mov al, 6 |
164 | serge | 191 | mov bh, byte [devfn] |
192 | mov bl, byte [reg] |
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193 | call pci_read_reg |
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740 | serge | 194 | pop ebx |
164 | serge | 195 | ret |
196 | endp |
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197 | |||
198 | align 4 |
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557 | serge | 199 | proc pci_read16 stdcall, bus:dword, devfn:dword, reg:dword |
200 | xor eax, eax |
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201 | xor ebx, ebx |
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202 | mov ah, byte [bus] |
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672 | hidnplayr | 203 | mov al, 5 |
557 | serge | 204 | mov bh, byte [devfn] |
205 | mov bl, byte [reg] |
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206 | call pci_read_reg |
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207 | ret |
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208 | endp |
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209 | |||
210 | align 4 |
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164 | serge | 211 | proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword |
212 | xor eax, eax |
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213 | xor ebx, ebx |
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214 | mov ah, byte [bus] |
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672 | hidnplayr | 215 | mov al, 4 |
164 | serge | 216 | mov bh, byte [devfn] |
217 | mov bl, byte [reg] |
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218 | call pci_read_reg |
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219 | ret |
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220 | endp |
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221 | |||
222 | align 4 |
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223 | proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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224 | xor eax, eax |
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225 | xor ebx, ebx |
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226 | mov ah, byte [bus] |
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672 | hidnplayr | 227 | mov al, 8 |
164 | serge | 228 | mov bh, byte [devfn] |
229 | mov bl, byte [reg] |
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672 | hidnplayr | 230 | mov ecx, [val] |
231 | call pci_write_reg |
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164 | serge | 232 | ret |
233 | endp |
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234 | |||
557 | serge | 235 | align 4 |
236 | proc pci_write16 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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237 | xor eax, eax |
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238 | xor ebx, ebx |
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239 | mov ah, byte [bus] |
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672 | hidnplayr | 240 | mov al, 9 |
557 | serge | 241 | mov bh, byte [devfn] |
242 | mov bl, byte [reg] |
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672 | hidnplayr | 243 | mov ecx, [val] |
244 | call pci_write_reg |
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557 | serge | 245 | ret |
246 | endp |
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247 | |||
672 | hidnplayr | 248 | align 4 |
249 | proc pci_write32 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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250 | xor eax, eax |
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251 | xor ebx, ebx |
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252 | mov ah, byte [bus] |
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253 | mov al, 10 |
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254 | mov bh, byte [devfn] |
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255 | mov bl, byte [reg] |
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256 | mov ecx, [val] |
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257 | call pci_write_reg |
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258 | ret |
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259 | endp |
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164 | serge | 260 | |
672 | hidnplayr | 261 | handle equ IOCTL.handle |
262 | io_code equ IOCTL.io_code |
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263 | input equ IOCTL.input |
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264 | inp_size equ IOCTL.inp_size |
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265 | output equ IOCTL.output |
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266 | out_size equ IOCTL.out_size |
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164 | serge | 267 | |
672 | hidnplayr | 268 | |
164 | serge | 269 | align 4 |
270 | proc srv_handler stdcall, ioctl:dword |
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672 | hidnplayr | 271 | mov esi, [ioctl] |
272 | test esi, esi |
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273 | jz .err |
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164 | serge | 274 | |
672 | hidnplayr | 275 | mov edi, [esi+handle] |
276 | cmp [edi+SRV.magic], ' SRV' |
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164 | serge | 277 | jne .fail |
278 | |||
672 | hidnplayr | 279 | cmp [edi+SRV.size], SRV_SIZE |
164 | serge | 280 | jne .fail |
281 | |||
672 | hidnplayr | 282 | stdcall [edi+SRV.srv_proc], esi |
283 | ret |
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164 | serge | 284 | .fail: |
672 | hidnplayr | 285 | xor eax, eax |
286 | not eax |
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287 | mov [esi+output], eax |
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288 | mov [esi+out_size], 4 |
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289 | ret |
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164 | serge | 290 | .err: |
672 | hidnplayr | 291 | xor eax, eax |
292 | not eax |
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293 | ret |
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164 | serge | 294 | endp |
295 | |||
377 | serge | 296 | ; param |
297 | ; ebx= io_control |
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298 | ; |
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299 | ; retval |
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300 | ; eax= error code |
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301 | |||
164 | serge | 302 | align 4 |
377 | serge | 303 | srv_handlerEx: |
672 | hidnplayr | 304 | cmp ebx, OS_BASE |
305 | jae .fail |
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164 | serge | 306 | |
672 | hidnplayr | 307 | mov eax, [ebx+handle] |
308 | cmp [eax+SRV.magic], ' SRV' |
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164 | serge | 309 | jne .fail |
310 | |||
672 | hidnplayr | 311 | cmp [eax+SRV.size], SRV_SIZE |
164 | serge | 312 | jne .fail |
313 | |||
672 | hidnplayr | 314 | stdcall [eax+SRV.srv_proc], ebx |
315 | ret |
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164 | serge | 316 | .fail: |
672 | hidnplayr | 317 | or eax, -1 |
318 | ret |
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164 | serge | 319 | |
320 | restore handle |
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321 | restore io_code |
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322 | restore input |
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323 | restore inp_size |
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324 | restore output |
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325 | restore out_size |
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326 | |||
327 | align 4 |
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328 | proc get_service stdcall, sz_name:dword |
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672 | hidnplayr | 329 | mov eax, [sz_name] |
330 | test eax, eax |
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331 | jnz @F |
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332 | ret |
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164 | serge | 333 | @@: |
672 | hidnplayr | 334 | mov edx, [srv.fd] |
188 | serge | 335 | @@: |
672 | hidnplayr | 336 | cmp edx, srv.fd-SRV_FD_OFFSET |
337 | je .not_load |
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278 | serge | 338 | |
672 | hidnplayr | 339 | stdcall strncmp, edx, [sz_name], 16 |
340 | test eax, eax |
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341 | je .ok |
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164 | serge | 342 | |
672 | hidnplayr | 343 | mov edx, [edx+SRV.fd] |
344 | jmp @B |
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164 | serge | 345 | .not_load: |
672 | hidnplayr | 346 | pop ebp |
347 | jmp load_driver |
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164 | serge | 348 | .ok: |
672 | hidnplayr | 349 | mov eax, edx |
350 | ret |
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164 | serge | 351 | endp |
352 | |||
353 | align 4 |
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740 | serge | 354 | proc reg_service stdcall, name:dword, handler:dword |
164 | serge | 355 | |
740 | serge | 356 | xor eax, eax |
164 | serge | 357 | |
740 | serge | 358 | cmp [name], eax |
359 | je .fail |
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360 | |||
361 | cmp [handler], eax |
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362 | je .fail |
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363 | |||
364 | push ebx |
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672 | hidnplayr | 365 | mov eax, SRV_SIZE |
366 | call malloc ;call alloc_service |
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740 | serge | 367 | pop ebx |
164 | serge | 368 | test eax, eax |
369 | jz .fail |
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370 | |||
740 | serge | 371 | push ebx |
372 | push esi |
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373 | push edi |
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164 | serge | 374 | mov edi, eax |
740 | serge | 375 | mov esi, [name] |
672 | hidnplayr | 376 | mov ecx, 16/4 |
377 | rep movsd |
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740 | serge | 378 | pop edi |
379 | pop esi |
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164 | serge | 380 | |
672 | hidnplayr | 381 | mov [eax+SRV.magic], ' SRV' |
382 | mov [eax+SRV.size], SRV_SIZE |
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278 | serge | 383 | |
672 | hidnplayr | 384 | mov ebx, srv.fd-SRV_FD_OFFSET |
385 | mov edx, [ebx+SRV.fd] |
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386 | mov [eax+SRV.fd], edx |
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387 | mov [eax+SRV.bk], ebx |
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388 | mov [ebx+SRV.fd], eax |
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389 | mov [edx+SRV.bk], eax |
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278 | serge | 390 | |
740 | serge | 391 | mov ecx, [handler] |
672 | hidnplayr | 392 | mov [eax+SRV.srv_proc], ecx |
740 | serge | 393 | pop ebx |
394 | ret |
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164 | serge | 395 | .fail: |
396 | xor eax, eax |
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740 | serge | 397 | ret |
398 | endp |
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164 | serge | 399 | |
400 | align 4 |
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401 | proc get_proc stdcall, exp:dword, sz_name:dword |
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402 | |||
672 | hidnplayr | 403 | mov edx, [exp] |
164 | serge | 404 | .next: |
672 | hidnplayr | 405 | mov eax, [edx] |
406 | test eax, eax |
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407 | jz .end |
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164 | serge | 408 | |
672 | hidnplayr | 409 | push edx |
410 | stdcall strncmp, eax, [sz_name], 16 |
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411 | pop edx |
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412 | test eax, eax |
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413 | jz .ok |
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164 | serge | 414 | |
672 | hidnplayr | 415 | add edx,8 |
416 | jmp .next |
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164 | serge | 417 | .ok: |
672 | hidnplayr | 418 | mov eax, [edx+4] |
164 | serge | 419 | .end: |
672 | hidnplayr | 420 | ret |
164 | serge | 421 | endp |
422 | |||
423 | align 4 |
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424 | proc get_coff_sym stdcall, pSym:dword,count:dword, sz_sym:dword |
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425 | |||
426 | @@: |
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427 | stdcall strncmp, [pSym], [sz_sym], 8 |
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428 | test eax,eax |
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429 | jz .ok |
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430 | add [pSym], 18 |
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431 | dec [count] |
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432 | jnz @b |
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433 | xor eax, eax |
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434 | ret |
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435 | .ok: |
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436 | mov ebx, [pSym] |
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437 | mov eax, [ebx+8] |
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438 | ret |
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439 | endp |
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440 | |||
441 | align 4 |
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188 | serge | 442 | proc get_curr_task |
672 | hidnplayr | 443 | mov eax,[CURRENT_TASK] |
444 | shl eax, 8 |
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445 | ret |
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188 | serge | 446 | endp |
164 | serge | 447 | |
188 | serge | 448 | align 4 |
449 | proc get_fileinfo stdcall, file_name:dword, info:dword |
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672 | hidnplayr | 450 | locals |
451 | cmd dd ? |
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452 | offset dd ? |
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453 | dd ? |
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454 | count dd ? |
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455 | buff dd ? |
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456 | db ? |
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457 | name dd ? |
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458 | endl |
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164 | serge | 459 | |
672 | hidnplayr | 460 | xor eax, eax |
461 | mov ebx, [file_name] |
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462 | mov ecx, [info] |
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164 | serge | 463 | |
672 | hidnplayr | 464 | mov [cmd], 5 |
465 | mov [offset], eax |
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466 | mov [offset+4], eax |
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467 | mov [count], eax |
||
468 | mov [buff], ecx |
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469 | mov byte [buff+4], al |
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470 | mov [name], ebx |
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164 | serge | 471 | |
672 | hidnplayr | 472 | mov eax, 70 |
473 | lea ebx, [cmd] |
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474 | int 0x40 |
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475 | ret |
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188 | serge | 476 | endp |
164 | serge | 477 | |
188 | serge | 478 | align 4 |
479 | proc read_file stdcall,file_name:dword, buffer:dword, off:dword,\ |
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672 | hidnplayr | 480 | bytes:dword |
481 | locals |
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482 | cmd dd ? |
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483 | offset dd ? |
||
484 | dd ? |
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485 | count dd ? |
||
486 | buff dd ? |
||
487 | db ? |
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488 | name dd ? |
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489 | endl |
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164 | serge | 490 | |
672 | hidnplayr | 491 | xor eax, eax |
492 | mov ebx, [file_name] |
||
493 | mov ecx, [off] |
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494 | mov edx, [bytes] |
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495 | mov esi, [buffer] |
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164 | serge | 496 | |
672 | hidnplayr | 497 | mov [cmd], eax |
498 | mov [offset], ecx |
||
499 | mov [offset+4], eax |
||
500 | mov [count], edx |
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501 | mov [buff], esi |
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502 | mov byte [buff+4], al |
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503 | mov [name], ebx |
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188 | serge | 504 | |
672 | hidnplayr | 505 | pushad |
506 | push eax |
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507 | lea eax, [cmd] |
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508 | call file_system_lfn |
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509 | pop eax |
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510 | popad |
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511 | ret |
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188 | serge | 512 | endp |
513 | |||
363 | serge | 514 | ; description |
515 | ; allocate kernel memory and loads the specified file |
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516 | ; |
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517 | ; param |
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518 | ; file_name= full path to file |
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519 | ; |
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520 | ; retval |
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521 | ; eax= file image in kernel memory |
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522 | ; ebx= size of file |
||
523 | ; |
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524 | ; warging |
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525 | ; You mast call kernel_free() to delete each file |
||
526 | ; loaded by the load_file() function |
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527 | |||
188 | serge | 528 | align 4 |
529 | proc load_file stdcall, file_name:dword |
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672 | hidnplayr | 530 | locals |
531 | attr dd ? |
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532 | flags dd ? |
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533 | cr_time dd ? |
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534 | cr_date dd ? |
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535 | acc_time dd ? |
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536 | acc_date dd ? |
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537 | mod_time dd ? |
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538 | mod_date dd ? |
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539 | file_size dd ? |
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188 | serge | 540 | |
672 | hidnplayr | 541 | file dd ? |
542 | file2 dd ? |
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543 | endl |
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188 | serge | 544 | |
672 | hidnplayr | 545 | push esi |
546 | push edi |
||
662 | serge | 547 | |
672 | hidnplayr | 548 | lea eax, [attr] |
549 | stdcall get_fileinfo, [file_name], eax |
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550 | test eax, eax |
||
551 | jnz .fail |
||
164 | serge | 552 | |
672 | hidnplayr | 553 | mov eax, [file_size] |
554 | cmp eax, 1024*1024*16 |
||
555 | ja .fail |
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206 | serge | 556 | |
672 | hidnplayr | 557 | stdcall kernel_alloc, [file_size] |
558 | mov [file], eax |
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164 | serge | 559 | |
672 | hidnplayr | 560 | stdcall read_file, [file_name], eax, dword 0, [file_size] |
561 | cmp ebx, [file_size] |
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562 | jne .cleanup |
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211 | serge | 563 | |
672 | hidnplayr | 564 | mov eax, [file] |
565 | cmp dword [eax], 0x4B43504B |
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566 | jne .exit |
||
567 | mov ebx, [eax+4] |
||
568 | mov [file_size], ebx |
||
569 | stdcall kernel_alloc, ebx |
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211 | serge | 570 | |
672 | hidnplayr | 571 | test eax, eax |
572 | jz .cleanup |
||
211 | serge | 573 | |
672 | hidnplayr | 574 | mov [file2], eax |
575 | stdcall unpack, [file], eax |
||
576 | stdcall kernel_free, [file] |
||
577 | mov eax, [file2] |
||
578 | mov ebx, [file_size] |
||
211 | serge | 579 | .exit: |
672 | hidnplayr | 580 | push eax |
581 | lea edi, [eax+ebx] ;cleanup remain space |
||
582 | mov ecx, 4096 ;from file end |
||
583 | and ebx, 4095 |
||
584 | jz @f |
||
585 | sub ecx, ebx |
||
586 | xor eax, eax |
||
587 | cld |
||
588 | rep stosb |
||
521 | diamond | 589 | @@: |
672 | hidnplayr | 590 | mov ebx, [file_size] |
591 | pop eax |
||
592 | pop edi |
||
593 | pop esi |
||
594 | ret |
||
188 | serge | 595 | .cleanup: |
672 | hidnplayr | 596 | stdcall kernel_free, [file] |
188 | serge | 597 | .fail: |
672 | hidnplayr | 598 | xor eax, eax |
599 | xor ebx, ebx |
||
600 | pop edi |
||
601 | pop esi |
||
602 | ret |
||
188 | serge | 603 | endp |
164 | serge | 604 | |
188 | serge | 605 | align 4 |
606 | proc get_proc_ex stdcall, proc_name:dword, imports:dword |
||
607 | |||
608 | .look_up: |
||
672 | hidnplayr | 609 | mov edx, [imports] |
610 | test edx, edx |
||
611 | jz .end |
||
612 | mov edx, [edx] |
||
613 | test edx, edx |
||
614 | jz .end |
||
188 | serge | 615 | .next: |
672 | hidnplayr | 616 | mov eax, [edx] |
617 | test eax, eax |
||
618 | jz .next_table |
||
164 | serge | 619 | |
672 | hidnplayr | 620 | push edx |
621 | stdcall strncmp, eax, [proc_name], 16 |
||
622 | pop edx |
||
623 | test eax, eax |
||
624 | jz .ok |
||
164 | serge | 625 | |
672 | hidnplayr | 626 | add edx,8 |
627 | jmp .next |
||
188 | serge | 628 | .next_table: |
672 | hidnplayr | 629 | add [imports], 4 |
630 | jmp .look_up |
||
188 | serge | 631 | .ok: |
672 | hidnplayr | 632 | mov eax, [edx+4] |
633 | ret |
||
188 | serge | 634 | .end: |
672 | hidnplayr | 635 | xor eax, eax |
636 | ret |
||
188 | serge | 637 | endp |
164 | serge | 638 | |
188 | serge | 639 | align 4 |
640 | proc fix_coff_symbols stdcall, sec:dword, symbols:dword,\ |
||
672 | hidnplayr | 641 | sym_count:dword, strings:dword, imports:dword |
642 | locals |
||
643 | retval dd ? |
||
644 | endl |
||
164 | serge | 645 | |
672 | hidnplayr | 646 | mov edi, [symbols] |
647 | mov [retval], 1 |
||
188 | serge | 648 | .fix: |
672 | hidnplayr | 649 | movzx ebx, [edi+CSYM.SectionNumber] |
650 | test ebx, ebx |
||
651 | jnz .internal |
||
652 | mov eax, dword [edi+CSYM.Name] |
||
653 | test eax, eax |
||
654 | jnz @F |
||
164 | serge | 655 | |
672 | hidnplayr | 656 | mov edi, [edi+4] |
657 | add edi, [strings] |
||
188 | serge | 658 | @@: |
672 | hidnplayr | 659 | push edi |
660 | stdcall get_proc_ex, edi,[imports] |
||
661 | pop edi |
||
164 | serge | 662 | |
672 | hidnplayr | 663 | xor ebx, ebx |
664 | test eax, eax |
||
665 | jnz @F |
||
164 | serge | 666 | |
672 | hidnplayr | 667 | mov esi, msg_unresolved |
668 | call sys_msg_board_str |
||
669 | mov esi, edi |
||
670 | call sys_msg_board_str |
||
671 | mov esi, msg_CR |
||
672 | call sys_msg_board_str |
||
164 | serge | 673 | |
672 | hidnplayr | 674 | mov [retval],0 |
188 | serge | 675 | @@: |
672 | hidnplayr | 676 | mov edi, [symbols] |
677 | mov [edi+CSYM.Value], eax |
||
678 | jmp .next |
||
188 | serge | 679 | .internal: |
672 | hidnplayr | 680 | cmp bx, -1 |
681 | je .next |
||
682 | cmp bx, -2 |
||
683 | je .next |
||
541 | serge | 684 | |
672 | hidnplayr | 685 | dec ebx |
686 | shl ebx, 3 |
||
687 | lea ebx, [ebx+ebx*4] |
||
688 | add ebx, [sec] |
||
188 | serge | 689 | |
672 | hidnplayr | 690 | mov eax, [ebx+CFS.VirtualAddress] |
691 | add [edi+CSYM.Value], eax |
||
188 | serge | 692 | .next: |
672 | hidnplayr | 693 | add edi, CSYM_SIZE |
694 | mov [symbols], edi |
||
695 | dec [sym_count] |
||
696 | jnz .fix |
||
697 | mov eax, [retval] |
||
698 | ret |
||
164 | serge | 699 | endp |
700 | |||
701 | align 4 |
||
188 | serge | 702 | proc fix_coff_relocs stdcall, coff:dword, sec:dword, sym:dword |
164 | serge | 703 | locals |
672 | hidnplayr | 704 | n_sec dd ? |
164 | serge | 705 | endl |
706 | |||
672 | hidnplayr | 707 | mov eax, [coff] |
708 | movzx ebx, [eax+CFH.nSections] |
||
709 | mov [n_sec], ebx |
||
188 | serge | 710 | .fix_sec: |
672 | hidnplayr | 711 | mov esi, [sec] |
164 | serge | 712 | mov edi, [esi+CFS.PtrReloc] |
672 | hidnplayr | 713 | add edi, [coff] |
164 | serge | 714 | |
672 | hidnplayr | 715 | movzx ecx, [esi+CFS.NumReloc] |
716 | test ecx, ecx |
||
717 | jz .next |
||
188 | serge | 718 | .next_reloc: |
164 | serge | 719 | mov ebx, [edi+CRELOC.SymIndex] |
720 | add ebx,ebx |
||
721 | lea ebx,[ebx+ebx*8] |
||
672 | hidnplayr | 722 | add ebx, [sym] |
164 | serge | 723 | |
672 | hidnplayr | 724 | mov edx, [ebx+CSYM.Value] |
164 | serge | 725 | |
672 | hidnplayr | 726 | cmp [edi+CRELOC.Type], 6 |
727 | je .dir_32 |
||
164 | serge | 728 | |
672 | hidnplayr | 729 | cmp [edi+CRELOC.Type], 20 |
730 | jne .next_reloc |
||
188 | serge | 731 | .rel_32: |
164 | serge | 732 | mov eax, [edi+CRELOC.VirtualAddress] |
672 | hidnplayr | 733 | add eax, [esi+CFS.VirtualAddress] |
734 | sub edx, eax |
||
735 | sub edx, 4 |
||
736 | jmp .fix |
||
188 | serge | 737 | .dir_32: |
738 | mov eax, [edi+CRELOC.VirtualAddress] |
||
672 | hidnplayr | 739 | add eax, [esi+CFS.VirtualAddress] |
188 | serge | 740 | .fix: |
672 | hidnplayr | 741 | add [eax], edx |
742 | add edi, 10 |
||
743 | dec ecx |
||
744 | jnz .next_reloc |
||
188 | serge | 745 | .next: |
672 | hidnplayr | 746 | add [sec], COFF_SECTION_SIZE |
747 | dec [n_sec] |
||
748 | jnz .fix_sec |
||
164 | serge | 749 | .exit: |
750 | ret |
||
751 | endp |
||
752 | |||
188 | serge | 753 | align 4 |
346 | diamond | 754 | proc load_driver stdcall, driver_name:dword |
672 | hidnplayr | 755 | locals |
756 | coff dd ? |
||
757 | sym dd ? |
||
758 | strings dd ? |
||
759 | img_size dd ? |
||
760 | img_base dd ? |
||
761 | start dd ? |
||
188 | serge | 762 | |
672 | hidnplayr | 763 | exports dd ? ;fake exports table |
764 | dd ? |
||
765 | file_name rb 13+16+4+1 ; '/sys/drivers/ |
||
766 | endl |
||
188 | serge | 767 | |
672 | hidnplayr | 768 | lea edx, [file_name] |
769 | mov dword [edx], '/sys' |
||
770 | mov dword [edx+4], '/dri' |
||
771 | mov dword [edx+8], 'vers' |
||
772 | mov byte [edx+12], '/' |
||
773 | mov esi, [driver_name] |
||
774 | lea edi, [edx+13] |
||
775 | mov ecx, 16 |
||
346 | diamond | 776 | @@: |
672 | hidnplayr | 777 | lodsb |
778 | test al, al |
||
779 | jz @f |
||
780 | stosb |
||
781 | loop @b |
||
346 | diamond | 782 | @@: |
672 | hidnplayr | 783 | mov dword [edi], '.obj' |
784 | mov byte [edi+4], 0 |
||
785 | stdcall load_file, edx |
||
214 | serge | 786 | |
672 | hidnplayr | 787 | test eax, eax |
788 | jz .exit |
||
188 | serge | 789 | |
672 | hidnplayr | 790 | mov [coff], eax |
188 | serge | 791 | |
672 | hidnplayr | 792 | movzx ecx, [eax+CFH.nSections] |
793 | xor ebx, ebx |
||
188 | serge | 794 | |
672 | hidnplayr | 795 | lea edx, [eax+20] |
188 | serge | 796 | @@: |
672 | hidnplayr | 797 | add ebx, [edx+CFS.SizeOfRawData] |
798 | add ebx, 15 |
||
799 | and ebx, not 15 |
||
800 | add edx, COFF_SECTION_SIZE |
||
801 | dec ecx |
||
802 | jnz @B |
||
803 | mov [img_size], ebx |
||
188 | serge | 804 | |
672 | hidnplayr | 805 | stdcall kernel_alloc, ebx |
806 | test eax, eax |
||
807 | jz .fail |
||
808 | mov [img_base], eax |
||
188 | serge | 809 | |
672 | hidnplayr | 810 | mov edi, eax |
811 | xor eax, eax |
||
812 | mov ecx, [img_size] |
||
813 | add ecx, 4095 |
||
814 | and ecx, not 4095 |
||
815 | shr ecx, 2 |
||
816 | cld |
||
817 | rep stosd |
||
188 | serge | 818 | |
672 | hidnplayr | 819 | mov edx, [coff] |
820 | movzx ebx, [edx+CFH.nSections] |
||
821 | mov edi, [img_base] |
||
822 | lea eax, [edx+20] |
||
188 | serge | 823 | @@: |
672 | hidnplayr | 824 | mov [eax+CFS.VirtualAddress], edi |
825 | mov esi, [eax+CFS.PtrRawData] |
||
826 | test esi, esi |
||
827 | jnz .copy |
||
828 | add edi, [eax+CFS.SizeOfRawData] |
||
829 | jmp .next |
||
188 | serge | 830 | .copy: |
672 | hidnplayr | 831 | add esi, edx |
832 | mov ecx, [eax+CFS.SizeOfRawData] |
||
833 | cld |
||
834 | rep movsb |
||
188 | serge | 835 | .next: |
672 | hidnplayr | 836 | add edi, 15 |
837 | and edi, not 15 |
||
838 | add eax, COFF_SECTION_SIZE |
||
839 | dec ebx |
||
840 | jnz @B |
||
188 | serge | 841 | |
672 | hidnplayr | 842 | mov ebx, [edx+CFH.pSymTable] |
843 | add ebx, edx |
||
844 | mov [sym], ebx |
||
845 | mov ecx, [edx+CFH.nSymbols] |
||
846 | add ecx,ecx |
||
847 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
848 | add ecx, [sym] |
||
849 | mov [strings], ecx |
||
188 | serge | 850 | |
672 | hidnplayr | 851 | lea ebx, [exports] |
852 | mov dword [ebx], kernel_export |
||
853 | mov dword [ebx+4], 0 |
||
854 | lea eax, [edx+20] |
||
188 | serge | 855 | |
672 | hidnplayr | 856 | stdcall fix_coff_symbols, eax, [sym], [edx+CFH.nSymbols],\ |
857 | [strings], ebx |
||
858 | test eax, eax |
||
859 | jz .link_fail |
||
188 | serge | 860 | |
672 | hidnplayr | 861 | mov ebx, [coff] |
862 | add ebx, 20 |
||
863 | stdcall fix_coff_relocs, [coff], ebx, [sym] |
||
188 | serge | 864 | |
672 | hidnplayr | 865 | mov ebx, [coff] |
866 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szVersion |
||
867 | test eax, eax |
||
868 | jz .link_fail |
||
227 | serge | 869 | |
672 | hidnplayr | 870 | mov eax, [eax] |
871 | shr eax, 16 |
||
872 | cmp eax, DRV_COMPAT |
||
873 | jb .ver_fail |
||
227 | serge | 874 | |
672 | hidnplayr | 875 | cmp eax, DRV_CURRENT |
876 | ja .ver_fail |
||
227 | serge | 877 | |
672 | hidnplayr | 878 | mov ebx, [coff] |
879 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szSTART |
||
880 | mov [start], eax |
||
188 | serge | 881 | |
672 | hidnplayr | 882 | stdcall kernel_free, [coff] |
188 | serge | 883 | |
672 | hidnplayr | 884 | mov ebx, [start] |
885 | stdcall ebx, DRV_ENTRY |
||
886 | test eax, eax |
||
887 | jnz .ok |
||
188 | serge | 888 | |
672 | hidnplayr | 889 | stdcall kernel_free, [img_base] |
890 | xor eax, eax |
||
891 | ret |
||
188 | serge | 892 | .ok: |
672 | hidnplayr | 893 | mov ebx, [img_base] |
894 | mov [eax+SRV.base], ebx |
||
895 | mov ecx, [start] |
||
896 | mov [eax+SRV.entry], ecx |
||
897 | ret |
||
227 | serge | 898 | |
899 | .ver_fail: |
||
672 | hidnplayr | 900 | mov esi, msg_CR |
901 | call sys_msg_board_str |
||
902 | mov esi, [driver_name] |
||
903 | call sys_msg_board_str |
||
904 | mov esi, msg_CR |
||
905 | call sys_msg_board_str |
||
906 | mov esi, msg_version |
||
907 | call sys_msg_board_str |
||
908 | mov esi, msg_www |
||
909 | call sys_msg_board_str |
||
910 | jmp .cleanup |
||
227 | serge | 911 | |
912 | .link_fail: |
||
672 | hidnplayr | 913 | mov esi, msg_module |
914 | call sys_msg_board_str |
||
915 | mov esi, [driver_name] |
||
916 | call sys_msg_board_str |
||
917 | mov esi, msg_CR |
||
918 | call sys_msg_board_str |
||
227 | serge | 919 | .cleanup: |
672 | hidnplayr | 920 | stdcall kernel_free,[img_base] |
188 | serge | 921 | .fail: |
672 | hidnplayr | 922 | stdcall kernel_free, [coff] |
227 | serge | 923 | .exit: |
672 | hidnplayr | 924 | xor eax, eax |
925 | ret |
||
164 | serge | 926 | endp |
927 | |||
198 | serge | 928 | align 4 |
929 | proc load_library stdcall, file_name:dword |
||
672 | hidnplayr | 930 | locals |
931 | coff dd ? |
||
932 | sym dd ? |
||
933 | strings dd ? |
||
934 | img_size dd ? |
||
935 | img_base dd ? |
||
936 | exports dd ? |
||
937 | endl |
||
198 | serge | 938 | |
672 | hidnplayr | 939 | cli |
198 | serge | 940 | |
672 | hidnplayr | 941 | stdcall load_file, [file_name] |
942 | test eax, eax |
||
943 | jz .fail |
||
198 | serge | 944 | |
672 | hidnplayr | 945 | mov [coff], eax |
946 | movzx ecx, [eax+CFH.nSections] |
||
947 | xor ebx, ebx |
||
198 | serge | 948 | |
672 | hidnplayr | 949 | lea edx, [eax+20] |
198 | serge | 950 | @@: |
672 | hidnplayr | 951 | add ebx, [edx+CFS.SizeOfRawData] |
952 | add ebx, 15 |
||
953 | and ebx, not 15 |
||
954 | add edx, COFF_SECTION_SIZE |
||
955 | dec ecx |
||
956 | jnz @B |
||
957 | mov [img_size], ebx |
||
198 | serge | 958 | |
672 | hidnplayr | 959 | call init_heap |
960 | stdcall user_alloc, [img_size] |
||
198 | serge | 961 | |
672 | hidnplayr | 962 | test eax, eax |
963 | jz .fail |
||
964 | mov [img_base], eax |
||
198 | serge | 965 | |
672 | hidnplayr | 966 | mov edx, [coff] |
967 | movzx ebx, [edx+CFH.nSections] |
||
968 | mov edi, [img_base] |
||
969 | lea eax, [edx+20] |
||
198 | serge | 970 | @@: |
672 | hidnplayr | 971 | mov [eax+CFS.VirtualAddress], edi |
972 | mov esi, [eax+CFS.PtrRawData] |
||
973 | test esi, esi |
||
974 | jnz .copy |
||
975 | add edi, [eax+CFS.SizeOfRawData] |
||
976 | jmp .next |
||
198 | serge | 977 | .copy: |
672 | hidnplayr | 978 | add esi, edx |
465 | serge | 979 | ; add edi, new_app_base |
672 | hidnplayr | 980 | mov ecx, [eax+CFS.SizeOfRawData] |
981 | cld |
||
982 | rep movsb |
||
198 | serge | 983 | .next: |
672 | hidnplayr | 984 | add edi, 15 ;-new_app_base |
985 | and edi, -16 |
||
986 | add eax, COFF_SECTION_SIZE |
||
987 | dec ebx |
||
988 | jnz @B |
||
198 | serge | 989 | |
672 | hidnplayr | 990 | mov ebx, [edx+CFH.pSymTable] |
991 | add ebx, edx |
||
992 | mov [sym], ebx |
||
993 | mov ecx, [edx+CFH.nSymbols] |
||
994 | add ecx,ecx |
||
995 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
996 | add ecx, [sym] |
||
997 | mov [strings], ecx |
||
198 | serge | 998 | |
672 | hidnplayr | 999 | lea eax, [edx+20] |
198 | serge | 1000 | |
672 | hidnplayr | 1001 | stdcall fix_coff_symbols, eax, [sym], [edx+CFH.nSymbols],\ |
1002 | [strings], dword 0 |
||
1003 | test eax, eax |
||
1004 | jnz @F |
||
198 | serge | 1005 | |
1006 | @@: |
||
672 | hidnplayr | 1007 | mov edx, [coff] |
1008 | movzx ebx, [edx+CFH.nSections] |
||
1009 | mov edi, new_app_base |
||
1010 | lea eax, [edx+20] |
||
198 | serge | 1011 | @@: |
672 | hidnplayr | 1012 | add [eax+CFS.VirtualAddress], edi ;patch user space offset |
1013 | add eax, COFF_SECTION_SIZE |
||
1014 | dec ebx |
||
1015 | jnz @B |
||
198 | serge | 1016 | |
672 | hidnplayr | 1017 | add edx, 20 |
1018 | stdcall fix_coff_relocs, [coff], edx, [sym] |
||
198 | serge | 1019 | |
672 | hidnplayr | 1020 | mov ebx, [coff] |
1021 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szEXPORTS |
||
1022 | mov [exports], eax |
||
198 | serge | 1023 | |
672 | hidnplayr | 1024 | stdcall kernel_free, [coff] |
1025 | mov eax, [exports] |
||
1026 | ret |
||
198 | serge | 1027 | .fail: |
672 | hidnplayr | 1028 | xor eax, eax |
1029 | ret |
||
198 | serge | 1030 | endp |
1031 | |||
214 | serge | 1032 | align 4 |
1033 | proc stop_all_services |
||
278 | serge | 1034 | |
672 | hidnplayr | 1035 | mov edx, [srv.fd] |
214 | serge | 1036 | .next: |
672 | hidnplayr | 1037 | cmp edx, srv.fd-SRV_FD_OFFSET |
1038 | je .done |
||
1039 | cmp [edx+SRV.magic], ' SRV' |
||
1040 | jne .next |
||
1041 | cmp [edx+SRV.size], SRV_SIZE |
||
1042 | jne .next |
||
732 | serge | 1043 | |
1044 | mov ebx, [edx+SRV.entry] |
||
672 | hidnplayr | 1045 | mov edx, [edx+SRV.fd] |
732 | serge | 1046 | test ebx, ebx |
1047 | jz .next |
||
1048 | |||
1049 | push edx |
||
672 | hidnplayr | 1050 | stdcall ebx, dword -1 |
1051 | pop edx |
||
1052 | jmp .next |
||
278 | serge | 1053 | .done: |
672 | hidnplayr | 1054 | ret |
214 | serge | 1055 | endp |
198 | serge | 1056 | |
281 | serge | 1057 | ; param |
291 | serge | 1058 | ; eax= size |
1059 | ; ebx= pid |
||
214 | serge | 1060 | |
281 | serge | 1061 | align 4 |
1062 | create_kernel_object: |
||
1063 | |||
672 | hidnplayr | 1064 | push ebx |
1065 | call malloc |
||
1066 | pop ebx |
||
1067 | test eax, eax |
||
1068 | jz .fail |
||
281 | serge | 1069 | |
672 | hidnplayr | 1070 | mov ecx,[current_slot] |
1071 | add ecx, APP_OBJ_OFFSET |
||
281 | serge | 1072 | |
672 | hidnplayr | 1073 | pushfd |
1074 | cli |
||
1075 | mov edx, [ecx+APPOBJ.fd] |
||
1076 | mov [eax+APPOBJ.fd], edx |
||
1077 | mov [eax+APPOBJ.bk], ecx |
||
1078 | mov [eax+APPOBJ.pid], ebx |
||
281 | serge | 1079 | |
672 | hidnplayr | 1080 | mov [ecx+APPOBJ.fd], eax |
1081 | mov [edx+APPOBJ.bk], eax |
||
1082 | popfd |
||
281 | serge | 1083 | .fail: |
672 | hidnplayr | 1084 | ret |
281 | serge | 1085 | |
1086 | ; param |
||
1087 | ; eax= object |
||
1088 | |||
1089 | align 4 |
||
1090 | destroy_kernel_object: |
||
1091 | |||
672 | hidnplayr | 1092 | pushfd |
1093 | cli |
||
1094 | mov ebx, [eax+APPOBJ.fd] |
||
1095 | mov ecx, [eax+APPOBJ.bk] |
||
1096 | mov [ebx+APPOBJ.bk], ecx |
||
1097 | mov [ecx+APPOBJ.fd], ebx |
||
1098 | popfd |
||
281 | serge | 1099 | |
672 | hidnplayr | 1100 | xor edx, edx ;clear common header |
1101 | mov [eax], edx |
||
1102 | mov [eax+4], edx |
||
1103 | mov [eax+8], edx |
||
1104 | mov [eax+12], edx |
||
1105 | mov [eax+16], edx |
||
281 | serge | 1106 | |
672 | hidnplayr | 1107 | call free ;release object memory |
1108 | ret |
||
281 | serge | 1109 | |
1110 | |||
164 | serge | 1111 | |
465 | serge | 1112 | if 0 |
164 | serge | 1113 | |
465 | serge | 1114 | irq: |
188 | serge | 1115 | |
465 | serge | 1116 | .irq0: |
672 | hidnplayr | 1117 | pusfd |
1118 | pushad |
||
1119 | push IRQ_0 |
||
1120 | jmp .master |
||
465 | serge | 1121 | .irq_1: |
672 | hidnplayr | 1122 | pusfd |
1123 | pushad |
||
1124 | push IRQ_1 |
||
1125 | jmp .master |
||
465 | serge | 1126 | |
1127 | .master: |
||
672 | hidnplayr | 1128 | mov ax, app_data |
1129 | mov ds, eax |
||
1130 | mov es, eax |
||
1131 | mov ebx, [esp+4] ;IRQ_xx |
||
1132 | mov eax, [irq_handlers+ebx+4] |
||
1133 | call intr_handler |
||
1134 | mov ecx, [esp+4] |
||
1135 | cmp [irq_actids+ecx*4], 0 |
||
1136 | je @F |
||
1137 | in al, 0x21 |
||
1138 | bts eax, ecx |
||
1139 | out 0x21, al |
||
1140 | mov al, 0x20 |
||
1141 | out 0x20, al |
||
1142 | jmp .restart |
||
465 | serge | 1143 | |
1144 | .slave: |
||
672 | hidnplayr | 1145 | mov ax, app_data |
1146 | mov ds, eax |
||
1147 | mov es, eax |
||
1148 | mov ebx, [esp+4] ;IRQ_xx |
||
1149 | mov eax, [irq_handlers+ebx+4] |
||
1150 | call intr_handler |
||
1151 | mov ecx, [esp+4] |
||
1152 | sub ecx, 8 |
||
1153 | cmp [irq_actids+ecx*4], 0 |
||
1154 | je @F |
||
1155 | in al, 0xA1 |
||
1156 | bts eax, ecx |
||
1157 | out 0xA1, al |
||
1158 | mov al, 0x20 |
||
1159 | out 0xA0, al |
||
1160 | out 0x20, al |
||
465 | serge | 1161 | .restart: |
672 | hidnplayr | 1162 | mov ebx, [next_slot] |
1163 | test ebx, ebx |
||
1164 | jz @F |
||
1165 | mov [next_task],0 |
||
1166 | mov esi, [prev_slot] |
||
1167 | call do_change_task |
||
1168 | add esp, 4 |
||
1169 | iretd |
||
465 | serge | 1170 | |
1171 | end if |
||
1172 |