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Rev | Author | Line No. | Line |
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164 | serge | 1 | |
2 | ;HEAP_SIZE equ 0x01000000 |
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3 | |||
4 | |||
5 | { .next_block dd ? |
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6 | .prev_block dd ? ;+4 |
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7 | .list_next dd ? ;+8 |
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8 | .list_prev dd ? ;+12 |
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9 | .base dd ? ;+16 |
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10 | .size dd ? ;+20 |
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11 | .flags dd ? ;+24 |
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12 | .handle dd ? ;+28 |
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13 | } |
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14 | |||
15 | |||
16 | USED_BLOCK equ 8 |
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17 | |||
18 | |||
19 | MEM_BLOCK MEM_BLOCK |
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20 | end virtual |
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21 | |||
22 | |||
23 | |||
24 | |||
25 | block_prev equ MEM_BLOCK.prev_block |
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26 | list_next equ MEM_BLOCK.list_next |
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27 | list_prev equ MEM_BLOCK.list_prev |
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28 | block_base equ MEM_BLOCK.base |
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29 | block_size equ MEM_BLOCK.size |
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30 | block_flags equ MEM_BLOCK.flags |
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31 | |||
32 | |||
33 | { shr op, 12 |
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34 | dec op |
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35 | cmp op, 63 |
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36 | jna @f |
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37 | mov op, 63 |
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38 | @@: |
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39 | } |
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40 | |||
41 | |||
42 | { mov edx, [op+list_next] |
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43 | mov ecx, [op+list_prev] |
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44 | test edx, edx |
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45 | jz @f |
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46 | mov [edx+list_prev], ecx |
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47 | @@: |
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48 | test ecx, ecx |
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49 | jz @f |
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50 | mov [ecx+list_next], edx |
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51 | @@: |
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52 | mov [op+list_next],0 |
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53 | mov [op+list_prev],0 |
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54 | } |
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55 | |||
56 | |||
57 | { |
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58 | remove_from_list op |
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59 | |||
60 | |||
61 | calc_index eax |
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62 | cmp [mem_block_list+eax*4], op |
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63 | jne @f |
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64 | mov [mem_block_list+eax*4], edx |
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65 | @@: |
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66 | cmp [mem_block_list+eax*4], 0 |
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67 | jne @f |
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68 | btr [mem_block_mask], eax |
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69 | @@: |
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70 | } |
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71 | |||
72 | |||
73 | { |
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74 | remove_from_list op |
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75 | cmp [mem_used_list], op |
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76 | jne @f |
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77 | mov [mem_used_list], edx |
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78 | @@: |
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79 | } |
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80 | |||
81 | |||
82 | proc init_kernel_heap |
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83 | |||
84 | |||
85 | mov edi, mem_block_list |
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86 | xor eax, eax |
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87 | cld |
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88 | rep stosd |
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89 | |||
90 | |||
91 | mov edi, mem_block_map |
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92 | not eax |
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93 | rep stosd |
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94 | |||
95 | |||
96 | mov [mem_block_end], mem_block_map+512 |
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97 | mov [mem_block_arr], HEAP_BASE |
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98 | |||
99 | |||
100 | mov ecx, 32 |
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101 | mov edx, eax |
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102 | mov edi, HEAP_BASE |
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103 | .l1: |
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104 | stdcall map_page,edi,edx,PG_SW |
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105 | add edi, 0x1000 |
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106 | add edx, 0x1000 |
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107 | dec ecx |
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108 | jnz .l1 |
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109 | |||
110 | |||
111 | mov ebx, edi |
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112 | add ebx, MEM_BLOCK_SIZE |
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113 | xor eax, eax |
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114 | mov [edi+block_next], ebx |
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115 | mov [edi+block_prev], eax |
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116 | mov [edi+list_next], eax |
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117 | mov [edi+list_prev], eax |
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118 | mov [edi+block_base], HEAP_BASE |
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119 | mov [edi+block_size], 4096*MEM_BLOCK_SIZE |
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120 | mov [edi+block_flags], USED_BLOCK |
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121 | |||
122 | |||
123 | mov [ebx+block_prev], eax |
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124 | mov [ebx+list_next], eax |
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125 | mov [ebx+block_base], HEAP_BASE+4096*MEM_BLOCK_SIZE |
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126 | |||
127 | |||
128 | sub ecx, 0x01000000 + 4096*MEM_BLOCK_SIZE |
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170 | serge | 129 | mov [heap_size], ecx |
130 | mov [heap_free], ecx |
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131 | mov [ebx+block_size], ecx |
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164 | serge | 132 | mov [ebx+block_flags], FREE_BLOCK |
133 | |||
134 | |||
135 | mov [mem_block_mask+4],0x80000000 |
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136 | |||
137 | |||
138 | mov [mem_block_list+63*4], ebx |
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139 | mov byte [mem_block_map], 0xFC |
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140 | mov [heap_blocks], 4095 |
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170 | serge | 141 | mov [free_blocks], 4095 |
142 | ret |
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164 | serge | 143 | endp |
144 | |||
145 | |||
146 | proc get_block stdcall, index:dword |
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147 | |||
148 | |||
149 | mov ecx, [index] |
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150 | cmp ecx, eax |
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151 | jna @f |
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152 | ;cmova ecx, eax |
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153 | mov ecx, eax |
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154 | @@: |
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155 | xor esi, esi |
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156 | xor ebx, ebx |
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157 | xor edx, edx |
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158 | not edx |
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159 | |||
160 | |||
161 | jb .bit_test |
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162 | |||
163 | |||
164 | add ebx, 32 |
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165 | add esi, 4 |
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166 | |||
167 | |||
168 | shl edx, cl |
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169 | and edx, [mem_block_mask+esi] |
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170 | jz .high_mask |
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171 | bsf eax, edx |
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172 | add ebx, eax |
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173 | mov eax, [mem_block_list+ebx*4] |
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174 | ret |
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175 | |||
176 | |||
177 | |||
178 | |||
179 | add ebx, 32 |
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180 | test esi, 0xFFFFFFF8 |
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181 | jnz .big_error |
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182 | mov edx, [mem_block_mask+esi] |
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183 | and edx, edx |
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184 | jz .high_mask |
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185 | bsf eax, edx |
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186 | add ebx, eax |
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187 | mov eax, [mem_block_list+ebx*4] |
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188 | ret |
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189 | |||
190 | |||
191 | xor eax, eax |
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192 | ret |
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193 | endp |
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194 | |||
195 | |||
196 | proc alloc_mem_block |
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197 | |||
198 | |||
199 | cli |
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200 | mov ebx, [mem_block_start] |
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201 | mov ecx, [mem_block_end] |
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202 | .l1: |
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203 | bsf eax,[ebx]; |
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204 | jnz found |
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205 | add ebx,4 |
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206 | cmp ebx, ecx |
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207 | jb .l1 |
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208 | popfd |
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209 | xor eax,eax |
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210 | ret |
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211 | |||
212 | |||
213 | btr [ebx], eax |
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214 | mov [mem_block_start],ebx |
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215 | sub ebx, mem_block_map |
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216 | shl ebx, 3 |
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217 | add eax,ebx |
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218 | shl eax, 5 |
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219 | add eax, [mem_block_arr] |
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220 | dec [free_blocks] |
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170 | serge | 221 | popfd |
164 | serge | 222 | ret |
223 | endp |
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224 | |||
225 | |||
226 | pushfd |
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227 | cli |
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228 | sub eax, [mem_block_arr] |
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229 | shr eax, 5 |
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230 | |||
231 | |||
232 | bts [ebx], eax |
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233 | inc [free_blocks] |
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170 | serge | 234 | shr eax, 3 |
164 | serge | 235 | and eax, not 3 |
236 | add eax, ebx |
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237 | cmp [mem_block_start], eax |
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238 | ja @f |
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239 | popfd |
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240 | ret |
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241 | @@: |
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242 | mov [mem_block_start], eax |
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243 | popfd |
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244 | ret |
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245 | .err: |
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246 | xor eax, eax |
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247 | popfd |
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248 | ret |
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249 | endp |
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250 | |||
251 | |||
252 | proc alloc_kernel_space stdcall, size:dword |
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253 | local block_ind:DWORD |
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254 | |||
255 | |||
256 | cli |
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257 | |||
258 | |||
259 | add eax, 4095 |
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206 | serge | 260 | and eax, not 4095 |
261 | mov [size], eax |
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164 | serge | 262 | cmp eax, [heap_free] |
170 | serge | 263 | ja .error |
264 | |||
164 | serge | 265 | |
266 | sub eax, 1 |
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267 | |||
268 | |||
269 | |||
270 | |||
271 | and eax, eax |
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272 | jz .error |
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273 | |||
274 | |||
275 | |||
276 | |||
277 | jne .error |
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278 | |||
279 | |||
280 | |||
281 | |||
282 | cmp eax, [size] |
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283 | je .m_eq_size |
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284 | |||
285 | |||
286 | and eax, eax |
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287 | jz .error |
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288 | |||
289 | |||
290 | |||
291 | |||
292 | mov eax, [edi+block_prev] |
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293 | mov [esi+block_prev], eax |
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294 | mov [edi+block_prev], esi |
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295 | mov [esi+list_next], 0 |
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296 | mov [esi+list_prev], 0 |
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297 | and eax, eax |
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298 | jz @f |
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299 | mov [eax+block_next], esi |
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300 | @@: |
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301 | mov ebx, [edi+block_base] |
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302 | mov [esi+block_base], ebx |
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303 | mov edx, [size] |
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304 | mov [esi+block_size], edx |
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305 | add [edi+block_base], edx |
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306 | sub [edi+block_size], edx |
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307 | |||
308 | |||
309 | shr eax, 12 |
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310 | sub eax, 1 |
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311 | cmp eax, 63 |
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312 | jna @f |
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313 | mov eax, 63 |
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314 | @@: |
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315 | cmp eax, [block_ind] |
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316 | je .m_eq_ind |
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317 | |||
318 | |||
192 | serge | 319 | |
164 | serge | 320 | |
321 | mov [mem_block_list+ecx*4], ebx |
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322 | |||
323 | |||
192 | serge | 324 | jnz @f |
164 | serge | 325 | btr [mem_block_mask], ecx |
326 | @@: |
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327 | mov edx, [mem_block_list+eax*4] |
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328 | mov [edi+list_next], edx |
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329 | test edx, edx |
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330 | jz @f |
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331 | mov [edx+list_prev], edi |
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332 | @@: |
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333 | mov [mem_block_list+eax*4], edi |
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334 | bts [mem_block_mask], eax |
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335 | .m_eq_ind: |
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336 | mov ebx, [mem_used_list] |
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337 | mov [esi+list_next], ebx |
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338 | test ebx, ebx |
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339 | jz @f |
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340 | mov [ebx+list_prev], esi |
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341 | @@: |
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342 | mov [esi+block_flags], USED_BLOCK |
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343 | mov [mem_used_list], esi |
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344 | mov eax, [esi+block_base] |
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345 | mov ebx, [size] |
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170 | serge | 346 | sub [heap_free], ebx |
347 | popfd |
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164 | serge | 348 | ret |
349 | |||
350 | |||
351 | remove_from_list edi |
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352 | mov [mem_block_list+ebx*4], edx |
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192 | serge | 353 | and edx, edx |
164 | serge | 354 | jnz @f |
355 | btr [mem_block_mask], ebx |
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192 | serge | 356 | @@: |
164 | serge | 357 | mov ecx, [mem_used_list] |
192 | serge | 358 | mov [edi+list_next], ecx |
359 | test ecx, ecx |
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360 | jnz @f |
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164 | serge | 361 | mov [ecx+list_prev], edi |
192 | serge | 362 | @@: |
164 | serge | 363 | mov [mem_used_list], edi |
364 | mov [edi+block_flags], USED_BLOCK |
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365 | mov eax, [edi+block_base] |
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366 | mov ebx, [size] |
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170 | serge | 367 | sub [heap_free], ebx |
368 | popfd |
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164 | serge | 369 | ret |
370 | .error: |
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371 | xor eax, eax |
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372 | popfd |
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373 | ret |
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374 | endp |
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375 | |||
376 | |||
377 | proc free_kernel_space stdcall, base:dword |
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378 | |||
379 | |||
380 | mov esi, [mem_used_list] |
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381 | @@: |
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382 | test esi, esi |
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383 | jz .fail |
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384 | |||
385 | |||
386 | je .found |
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387 | mov esi, [esi+list_next] |
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388 | jmp @b |
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389 | .found: |
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390 | cmp [esi+block_flags], USED_BLOCK |
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391 | jne .fail |
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392 | |||
393 | |||
170 | serge | 394 | add [heap_free], eax |
395 | |||
396 | |||
164 | serge | 397 | test edi, edi |
398 | jz .prev |
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399 | |||
400 | |||
401 | jne .prev |
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402 | |||
403 | |||
404 | |||
405 | |||
406 | mov [esi+block_next], edx |
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407 | test edx, edx |
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408 | jz @f |
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409 | |||
410 | |||
411 | @@: |
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412 | mov ecx, [edi+block_size] |
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413 | add [esi+block_size], ecx |
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414 | |||
415 | |||
416 | call free_mem_block |
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417 | .prev: |
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418 | mov edi, [esi+block_prev] |
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419 | test edi, edi |
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420 | jz .insert |
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421 | |||
422 | |||
423 | jne .insert |
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424 | |||
425 | |||
426 | |||
427 | |||
428 | mov [edi+block_next], edx |
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429 | test edx, edx |
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430 | jz @f |
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431 | mov [edx+block_prev], edi |
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432 | @@: |
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433 | mov eax, esi |
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434 | call free_mem_block |
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435 | |||
436 | |||
437 | mov eax, [esi+block_size] |
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438 | add eax, ecx |
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439 | mov [edi+block_size], eax |
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440 | |||
441 | |||
442 | calc_index ecx |
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443 | cmp eax, ecx |
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444 | je .m_eq |
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445 | |||
446 | |||
447 | remove_from_list edi |
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448 | pop ecx |
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449 | |||
450 | |||
451 | jne @f |
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452 | mov [mem_block_list+ecx*4], edx |
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453 | @@: |
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454 | cmp [mem_block_list+ecx*4], 0 |
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455 | jne @f |
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456 | btr [mem_block_mask], ecx |
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457 | @@: |
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458 | mov esi, [mem_block_list+eax*4] |
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459 | mov [mem_block_list+eax*4], edi |
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460 | mov [edi+list_next], esi |
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461 | test esi, esi |
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462 | jz @f |
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463 | mov [esi+list_prev], edi |
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464 | @@: |
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465 | bts [mem_block_mask], eax |
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466 | .m_eq: |
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467 | xor eax, eax |
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468 | not eax |
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469 | ret |
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470 | .insert: |
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471 | remove_from_used esi |
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472 | |||
473 | |||
474 | calc_index eax |
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475 | |||
476 | |||
477 | mov [mem_block_list+eax*4], esi |
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478 | mov [esi+list_next], edi |
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479 | test edi, edi |
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480 | jz @f |
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481 | mov [edi+list_prev], esi |
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482 | @@: |
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483 | bts [mem_block_mask], eax |
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484 | mov [esi+block_flags],FREE_BLOCK |
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485 | xor eax, eax |
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486 | not eax |
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487 | ret |
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488 | .fail: |
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489 | xor eax, eax |
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490 | ret |
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491 | endp |
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492 | |||
493 | |||
494 | proc kernel_alloc stdcall, size:dword |
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495 | locals |
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496 | lin_addr dd ? |
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497 | pages_count dd ? |
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498 | endl |
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499 | |||
500 | |||
501 | add eax, 4095 |
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206 | serge | 502 | and eax, not 4095; |
503 | mov [size], eax |
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164 | serge | 504 | and eax, eax |
505 | jz .error |
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506 | mov ebx, eax |
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507 | shr ebx, 12 |
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508 | mov [pages_count], ebx |
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509 | |||
510 | |||
511 | and eax, eax |
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512 | jz .error |
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513 | mov [lin_addr], eax |
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514 | |||
515 | |||
516 | mov edx, eax |
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517 | mov ebx, ecx |
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518 | |||
519 | |||
520 | jz .next |
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521 | |||
522 | |||
523 | push ebx |
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524 | stdcall alloc_pages, ebx |
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525 | pop ecx ; yes ecx!!! |
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526 | and eax, eax |
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527 | jz .error |
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528 | |||
529 | |||
530 | mov edx, [lin_addr] |
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531 | @@: |
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532 | stdcall map_page,edx,edi,dword PG_SW |
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533 | add edx, 0x1000 |
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534 | add edi, 0x1000 |
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535 | dec ecx |
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536 | jnz @B |
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537 | .next: |
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538 | mov ecx, [pages_count] |
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539 | and ecx, 7 |
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540 | jz .end |
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541 | |||
542 | |||
543 | call alloc_page |
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544 | pop ecx |
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545 | test eax, eax |
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546 | jz .error |
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547 | |||
548 | |||
549 | add edx, 0x1000 |
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550 | dec ecx |
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551 | jnz @B |
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552 | .end: |
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553 | mov eax, [lin_addr] |
||
554 | ret |
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555 | |||
556 | |||
557 | xor eax, eax |
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558 | ret |
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559 | endp |
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560 | |||
561 | |||
562 | proc kernel_free stdcall, base:dword |
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563 | locals |
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564 | size dd ? |
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565 | endl |
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566 | |||
567 | |||
568 | mov esi, [mem_used_list] |
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569 | @@: |
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570 | test esi, esi |
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571 | jz .fail |
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572 | |||
573 | |||
574 | je .found |
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575 | mov esi, [esi+list_next] |
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576 | jmp @b |
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577 | .found: |
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578 | cmp [esi+block_flags], USED_BLOCK |
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579 | jne .fail |
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580 | |||
581 | |||
582 | mov [size], ecx |
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583 | |||
584 | |||
585 | test eax, eax |
||
586 | jz .fail |
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587 | |||
588 | |||
589 | mov edi, [base] |
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590 | |||
591 | |||
592 | mov esi, edi |
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593 | shr edi, 10 |
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594 | add edi, pages_tab |
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595 | xor edx, edx |
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596 | .release: |
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597 | mov eax, [edi] |
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598 | test eax, 1 |
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599 | jz .next |
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600 | |||
601 | |||
602 | mov [edi],edx |
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603 | .next: |
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604 | invlpg [esi] |
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605 | add esi, 0x1000 |
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606 | add edi, 4 |
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607 | dec ecx |
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608 | jnz .release |
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609 | .fail: |
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610 | ret |
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611 | endp |
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612 | |||
613 | |||
614 | restore block_prev |
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615 | restore block_list |
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616 | restore block_base |
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617 | restore block_size |
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618 | restore block_flags |
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619 | |||
620 | |||
621 | |||
622 | |||
188 | serge | 623 | |
624 | |||
164 | serge | 625 | proc init_heap |
188 | serge | 626 | |
164 | serge | 627 | |
172 | serge | 628 | shl ebx,8 |
629 | mov eax, [PROC_BASE+APPDATA.heap_top+ebx] |
||
630 | test eax, eax |
||
631 | jz @F |
||
632 | sub eax,[PROC_BASE+APPDATA.heap_base+ebx] |
||
633 | sub eax, 4096 |
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634 | ret |
||
635 | @@: |
||
636 | mov esi, [PROC_BASE+APPDATA.mem_size+ebx] |
||
637 | add esi, 4095 |
||
188 | serge | 638 | and esi, not 4095 |
639 | mov eax, HEAP_TOP |
||
640 | mov [PROC_BASE+APPDATA.heap_base+ebx], esi |
||
172 | serge | 641 | mov [PROC_BASE+APPDATA.heap_top+ebx], eax |
188 | serge | 642 | |
164 | serge | 643 | |
188 | serge | 644 | add esi, new_app_base |
645 | shr esi, 10 |
||
646 | mov ecx, eax |
||
647 | sub eax, 4096 |
||
164 | serge | 648 | or ecx, FREE_BLOCK |
188 | serge | 649 | mov [pages_tab+esi], ecx |
650 | ret |
||
164 | serge | 651 | .exit: |
652 | xor eax, eax |
||
653 | ret |
||
654 | endp |
||
655 | |||
656 | |||
657 | proc user_alloc stdcall, alloc_size:dword |
||
658 | |||
659 | |||
660 | add ecx, (4095+4096) |
||
661 | and ecx, not 4095 |
||
662 | |||
663 | |||
664 | shl ebx, 8 |
||
665 | mov esi, dword [ebx+PROC_BASE+APPDATA.heap_base]; heap_base |
||
172 | serge | 666 | mov edi, dword [ebx+PROC_BASE+APPDATA.heap_top]; heap_top |
667 | add esi, new_app_base |
||
164 | serge | 668 | add edi, new_app_base |
669 | |||
670 | |||
671 | cmp esi, edi |
||
672 | jae m_exit |
||
673 | |||
674 | |||
675 | shr ebx, 12 |
||
676 | mov eax, [pages_tab+ebx*4] |
||
677 | test eax, FREE_BLOCK |
||
678 | jz test_used |
||
679 | and eax, 0xFFFFF000 |
||
680 | cmp eax, ecx ;alloc_size |
||
681 | jb m_next |
||
682 | |||
683 | |||
684 | add edx, ecx |
||
685 | sub eax, ecx; |
||
686 | or eax, FREE_BLOCK |
||
687 | shr edx, 12 |
||
688 | mov [pages_tab+edx*4], eax |
||
689 | |||
690 | |||
691 | mov [pages_tab+ebx*4], ecx |
||
692 | shr ecx, 12 |
||
693 | dec ecx |
||
694 | inc ebx |
||
695 | @@: |
||
696 | mov dword [pages_tab+ebx*4], 2 |
||
697 | inc ebx |
||
698 | dec ecx |
||
699 | jnz @B |
||
700 | |||
701 | |||
702 | add eax, 4096 |
||
703 | sub eax, new_app_base |
||
704 | ret |
||
705 | m_next: |
||
706 | add esi, eax |
||
707 | jmp l_0 |
||
708 | test_used: |
||
709 | test eax, USED_BLOCK |
||
710 | jz m_exit |
||
711 | |||
712 | |||
713 | add esi, eax |
||
714 | jmp l_0 |
||
715 | m_exit: |
||
716 | xor eax, eax |
||
717 | ret |
||
718 | endp |
||
719 | |||
720 | |||
721 | proc user_free stdcall, base:dword |
||
722 | |||
723 | |||
724 | test esi, esi |
||
725 | jz .exit |
||
726 | |||
727 | |||
728 | shr esi, 12 |
||
729 | mov eax, [pages_tab+esi*4] |
||
730 | test eax, USED_BLOCK |
||
731 | jz .not_used |
||
188 | serge | 732 | |
164 | serge | 733 | |
734 | mov ecx, eax |
||
735 | or eax, FREE_BLOCK |
||
736 | mov [pages_tab+esi*4], eax |
||
737 | inc esi |
||
738 | sub ecx, 4096 |
||
739 | shr ecx, 12 |
||
740 | .release: |
||
741 | xor eax, eax |
||
188 | serge | 742 | xchg eax, [pages_tab+esi*4] |
743 | test eax, 1 |
||
744 | jz @F |
||
745 | call free_page |
||
164 | serge | 746 | @@: |
188 | serge | 747 | inc esi |
164 | serge | 748 | dec ecx |
749 | jnz .release |
||
750 | .not_used: |
||
188 | serge | 751 | mov ebx, [CURRENT_TASK] |
164 | serge | 752 | shl ebx, 8 |
753 | mov esi, dword [ebx+PROC_BASE+APPDATA.heap_base]; heap_base |
||
172 | serge | 754 | mov edi, dword [ebx+PROC_BASE+APPDATA.heap_top]; heap_top |
755 | shr esi, 12 |
||
164 | serge | 756 | shr edi, 12 |
757 | @@: |
||
758 | mov eax, [pages_tab+esi*4] |
||
759 | test eax, USED_BLOCK |
||
760 | jz .test_free |
||
761 | shr eax, 12 |
||
762 | add esi, eax |
||
763 | jmp @B |
||
764 | .test_free: |
||
765 | test eax, FREE_BLOCK |
||
766 | jz .err |
||
767 | mov edx, eax |
||
768 | shr edx, 12 |
||
769 | add edx, esi |
||
770 | cmp edx, edi |
||
771 | jae .exit |
||
772 | |||
773 | |||
774 | test ebx, USED_BLOCK |
||
775 | jz .next_free |
||
776 | |||
777 | |||
778 | add edx, ebx |
||
779 | mov esi, edx |
||
780 | jmp @B |
||
781 | .next_free: |
||
782 | test ebx, FREE_BLOCK |
||
783 | jz .err |
||
784 | and dword [pages_tab+edx*4], 0 |
||
785 | add eax, ebx |
||
786 | and eax, not 4095 |
||
787 | or eax, FREE_BLOCK |
||
788 | mov [pages_tab+esi*4], eax |
||
789 | jmp @B |
||
790 | .exit: |
||
791 | xor eax, eax |
||
792 | inc eax |
||
793 | ret |
||
794 | .err: |
||
795 | xor eax, eax |
||
796 | ret |
||
797 | endp |
||
798 | |||
799 | |||
800 | proc alloc_dll |
||
801 | pushf |
||
802 | cli |
||
803 | bsf eax, [dll_map] |
||
804 | jnz .find |
||
805 | popf |
||
806 | xor eax, eax |
||
807 | ret |
||
808 | .find: |
||
809 | btr [dll_map], eax |
||
810 | popf |
||
811 | shl eax, 5 |
||
812 | add eax, dll_tab |
||
813 | ret |
||
814 | endp |
||
815 | |||
816 | |||
817 | proc alloc_service |
||
818 | pushf |
||
819 | cli |
||
820 | bsf eax, [srv_map] |
||
821 | jnz .find |
||
822 | popf |
||
823 | xor eax, eax |
||
824 | ret |
||
825 | |||
826 | |||
827 | popf |
||
828 | shl eax,5 |
||
829 | add eax, srv_tab |
||
830 | ret |
||
831 | endp |
||
832 |