|
0
|
1 #include <string.h>
|
|
|
2 #include <stdio.h>
|
|
|
3 #include "OSAPI.h"
|
|
|
4
|
|
|
5 #include "Allocator.h"
|
|
|
6
|
|
|
7 #include "mm7_data.h"
|
|
|
8
|
|
|
9
|
|
|
10
|
|
|
11 Allocator *pAllocator; // idb
|
|
|
12
|
|
|
13
|
|
|
14
|
|
|
15
|
|
|
16
|
|
|
17 void __fastcall CheckMemoryAccessibility(void *pBase, DWORD uSize);
|
|
|
18
|
|
|
19
|
|
|
20
|
|
|
21 //----- (00426755) --------------------------------------------------------
|
|
|
22 void *Allocator::AllocNamedChunk(const void *pPrevPtrValue, unsigned int uSize, const char *pName)
|
|
|
23 {
|
|
26
|
24 //Allocator *v4; // esi@1
|
|
0
|
25 unsigned int v5; // eax@7
|
|
|
26 void *result; // eax@8
|
|
|
27 unsigned int *pNumBuffersUsed; // ebx@12
|
|
|
28 unsigned int v8; // edi@15
|
|
|
29 char v9; // zf@15
|
|
|
30 int v10; // eax@16
|
|
|
31 void **v11; // ebx@19
|
|
|
32 void *v12; // eax@22
|
|
|
33 unsigned int Size; // [sp+14h] [bp+Ch]@16
|
|
|
34
|
|
26
|
35 //v4 = this;
|
|
0
|
36 if ( pPrevPtrValue && !aborting_app )
|
|
|
37 AbortWithError();
|
|
26
|
38 if ( !bBigBufferAllocated && !aborting_app )
|
|
0
|
39 AbortWithError();
|
|
|
40 v5 = uSize;
|
|
|
41 if ( uSize )
|
|
|
42 {
|
|
|
43 if ( (uSize & 0x80000000u) != 0 && !aborting_app )
|
|
|
44 {
|
|
|
45 AbortWithError();
|
|
|
46 v5 = uSize;
|
|
|
47 }
|
|
26
|
48 pNumBuffersUsed = &uNumBuffersUsed;
|
|
|
49 if (uNumBuffersUsed == 6000 && !aborting_app)
|
|
0
|
50 {
|
|
|
51 AbortWithError();
|
|
|
52 v5 = uSize;
|
|
|
53 }
|
|
|
54 v8 = *pNumBuffersUsed;
|
|
26
|
55 v9 = bUseBigBuffer == 0;
|
|
0
|
56 ++*pNumBuffersUsed;
|
|
|
57 if ( v9 )
|
|
|
58 {
|
|
|
59 v12 = malloc(v5);
|
|
26
|
60 v11 = &pMemoryBuffers[v8];
|
|
0
|
61 *v11 = v12;
|
|
|
62 if ( v12 )
|
|
|
63 {
|
|
26
|
64 uMemoryBuffersSizes[v8] = uSize;
|
|
0
|
65 }
|
|
|
66 else
|
|
|
67 {
|
|
|
68 if ( !aborting_app )
|
|
|
69 AbortWithError();
|
|
|
70 }
|
|
|
71 }
|
|
|
72 else
|
|
|
73 {
|
|
|
74 LOBYTE(v5) = v5 & 0xFC;
|
|
|
75 v10 = v5 + 4;
|
|
|
76 Size = v10;
|
|
26
|
77 if ( v10 + uNextFreeOffsetInBigBuffer > uBigBufferSizeAligned )
|
|
0
|
78 {
|
|
|
79 printf("Id: %s Size: %i\n", pName, v10);
|
|
|
80 CreateFileDump("Memory");
|
|
|
81 if ( !aborting_app )
|
|
|
82 AbortWithError();
|
|
|
83 }
|
|
26
|
84 v11 = &pMemoryBuffers[v8];
|
|
|
85 *v11 = (char *)pBigMemoryBuffer + uNextFreeOffsetInBigBuffer;
|
|
|
86 uMemoryBuffersSizes[v8] = Size;
|
|
|
87 if (pName)
|
|
|
88 strncpy(pMemoryBuffersNames[v8], pName, 11);
|
|
|
89 uNextFreeOffsetInBigBuffer += Size;
|
|
0
|
90 }
|
|
|
91 result = *v11;
|
|
|
92 }
|
|
|
93 else
|
|
|
94 {
|
|
|
95 result = 0;
|
|
|
96 }
|
|
|
97 return result;
|
|
|
98 }
|
|
|
99 // 720018: using guessed type int aborting_app;
|
|
|
100
|
|
|
101
|
|
|
102
|
|
|
103 //----- (004266CD) --------------------------------------------------------
|
|
|
104 bool Allocator::Initialize(unsigned int uNumKBytes)
|
|
|
105 {
|
|
|
106 if (bBigBufferAllocated)
|
|
|
107 return false;
|
|
|
108
|
|
|
109 if (!uNumKBytes)
|
|
|
110 return false;
|
|
|
111
|
|
|
112 pBigMemoryBuffer = malloc(uNumKBytes * 1024);
|
|
|
113 if (!pBigMemoryBuffer)
|
|
|
114 return false;
|
|
|
115
|
|
|
116 pBigBufferAligned = (char *)pBigMemoryBuffer + -((unsigned __int16)pBigMemoryBuffer & 0xFFF) + 4096;
|
|
|
117 uBigBufferSizeAligned = (uNumKBytes * 1024) - 4096;
|
|
|
118
|
|
|
119 uNumBuffersUsed = 0;
|
|
|
120 uNextFreeOffsetInBigBuffer = 0;
|
|
|
121
|
|
|
122 bUseBigBuffer = true;
|
|
|
123 return bBigBufferAllocated = true;
|
|
|
124 }
|
|
|
125
|
|
|
126
|
|
|
127 //----- (00426474) --------------------------------------------------------
|
|
|
128 void Allocator::FreeChunk(void *ptr)
|
|
|
129 {
|
|
|
130 Allocator *v2; // esi@1
|
|
|
131 unsigned int v3; // eax@5
|
|
|
132 signed int i; // edi@5
|
|
|
133 unsigned int v5; // eax@13
|
|
|
134 signed int v6; // ecx@16
|
|
|
135 signed int j; // edx@16
|
|
|
136 char v8; // zf@20
|
|
|
137
|
|
|
138 v2 = this;
|
|
|
139 if ( ptr )
|
|
|
140 {
|
|
|
141 if ( !this->bBigBufferAllocated && !aborting_app )
|
|
|
142 AbortWithError();
|
|
|
143 v3 = v2->uNumBuffersUsed;
|
|
|
144 for ( i = 0; i < (signed int)v3; ++i )
|
|
|
145 {
|
|
|
146 if ( v2->pMemoryBuffers[i] == ptr )
|
|
|
147 break;
|
|
|
148 }
|
|
|
149 if ( i >= (signed int)v3 && !aborting_app )
|
|
|
150 AbortWithError();
|
|
|
151 if ( !v2->bUseBigBuffer )
|
|
|
152 free(v2->pMemoryBuffers[i]);
|
|
|
153 v2->pMemoryBuffers[i] = 0;
|
|
|
154 v2->uMemoryBuffersSizes[i] = 0;
|
|
|
155 LOBYTE(v2->pMemoryBuffers[3 * i + 12000]) = 0;
|
|
|
156 v5 = v2->uNumBuffersUsed;
|
|
|
157 if ( i == v5 - 1 )
|
|
|
158 {
|
|
|
159 if ( i )
|
|
|
160 {
|
|
|
161 v6 = 0;
|
|
|
162 for ( j = 0; j < (signed int)v5; ++j )
|
|
|
163 {
|
|
|
164 if ( v2->pMemoryBuffers[j] )
|
|
|
165 v6 = j;
|
|
|
166 }
|
|
|
167 v8 = v2->bUseBigBuffer == 0;
|
|
|
168 v2->uNumBuffersUsed = v6 + 1;
|
|
|
169 if ( !v8 )
|
|
|
170 v2->uNextFreeOffsetInBigBuffer = (char *)v2->pMemoryBuffers[v6]
|
|
|
171 + v2->uMemoryBuffersSizes[v6]
|
|
|
172 - v2->pBigMemoryBuffer;
|
|
|
173 }
|
|
|
174 else
|
|
|
175 {
|
|
|
176 v2->uNextFreeOffsetInBigBuffer = 0;
|
|
|
177 v2->uNumBuffersUsed = 0;
|
|
|
178 }
|
|
|
179 }
|
|
|
180 }
|
|
|
181 }
|
|
|
182 // 720018: using guessed type int aborting_app;
|
|
|
183
|
|
|
184
|
|
|
185
|
|
|
186 //----- (00426429) --------------------------------------------------------
|
|
|
187 Allocator::Allocator()
|
|
|
188 {
|
|
|
189 Allocator *v1; // eax@1
|
|
|
190 signed int v2; // ecx@1
|
|
|
191 int v3; // edx@1
|
|
|
192
|
|
|
193 v1 = this;
|
|
|
194 v2 = 0;
|
|
|
195 v1->uBigBufferSizeAligned = 0;
|
|
|
196 v1->bBigBufferAllocated = 0;
|
|
|
197 v3 = (int)v1->pMemoryBuffersNames;
|
|
|
198 do
|
|
|
199 {
|
|
|
200 v1->pMemoryBuffers[v2] = 0;
|
|
|
201 v1->uMemoryBuffersSizes[v2] = 0;
|
|
|
202 *(char *)v3 = 0;
|
|
|
203 ++v2;
|
|
|
204 v3 += 12;
|
|
|
205 }
|
|
|
206 while ( v2 < 6000 );
|
|
|
207 v1->uDumpsCount = 0;
|
|
|
208 }
|
|
|
209
|
|
|
210
|
|
|
211 //----- (0042654C) --------------------------------------------------------
|
|
|
212 bool Allocator::CreateFileDump(const char *a1)
|
|
|
213 {
|
|
|
214 Allocator *v2; // esi@1
|
|
|
215 unsigned int v3; // ST44_4@1
|
|
|
216 FILE *v4; // eax@1
|
|
|
217 FILE *v5; // edi@1
|
|
|
218 bool result; // eax@2
|
|
|
219 unsigned int v7; // ecx@5
|
|
|
220 int v8; // edx@5
|
|
|
221 int v9; // eax@6
|
|
|
222 int v10; // eax@8
|
|
|
223 int v11; // ecx@8
|
|
|
224 signed int v12; // ebx@8
|
|
|
225 signed int v13; // ebx@10
|
|
|
226 struct _MEMORYSTATUS memstat; // [sp+8h] [bp-38h]@5
|
|
|
227 char Filename[20]; // [sp+28h] [bp-18h]@1
|
|
|
228 unsigned int *v16; // [sp+3Ch] [bp-4h]@11
|
|
|
229 int a1a; // [sp+48h] [bp+8h]@11
|
|
|
230
|
|
|
231 v2 = this;
|
|
|
232 v3 = this->uDumpsCount;
|
|
|
233 this->uDumpsCount = v3 + 1;
|
|
80
|
234 sprintf(Filename, "Mem%03i.txt", v3);
|
|
0
|
235 v4 = fopen(Filename, "w");
|
|
|
236 v5 = v4;
|
|
|
237 if ( v4 )
|
|
|
238 {
|
|
|
239 if ( a1 )
|
|
|
240 fprintf(v4, "%s\n\n", a1);
|
|
|
241 fprintf(v5, "Windows Memory Status");
|
|
|
242 GlobalMemoryStatus(&memstat);
|
|
|
243 fprintf(v5, "dwLength: %d\n\n", memstat.dwLength);
|
|
|
244 fprintf(v5, "dwMemoryLoad: %d\n", memstat.dwMemoryLoad);
|
|
|
245 fprintf(v5, "dwTotalPhys: %d\n", memstat.dwTotalPhys);
|
|
|
246 fprintf(v5, "dwAvailPhys: %d\n", memstat.dwAvailPhys);
|
|
|
247 fprintf(v5, "dwTotalPageFile: %d\n", memstat.dwTotalPageFile);
|
|
|
248 fprintf(v5, "dwAvailPageFile: %d\n", memstat.dwAvailPageFile);
|
|
|
249 fprintf(v5, "dwTotalVirtual: %d\n", memstat.dwTotalVirtual);
|
|
|
250 fprintf(v5, "dwAvailVirtual: %d\n\n\n", memstat.dwAvailVirtual);
|
|
|
251 v7 = v2->uNumBuffersUsed;
|
|
|
252 v8 = 0;
|
|
|
253 if ( (signed int)v7 > 0 )
|
|
|
254 {
|
|
|
255 v9 = (int)v2->uMemoryBuffersSizes;
|
|
|
256 do
|
|
|
257 {
|
|
|
258 v8 += *(int *)v9;
|
|
|
259 v9 += 4;
|
|
|
260 --v7;
|
|
|
261 }
|
|
|
262 while ( v7 );
|
|
|
263 }
|
|
|
264 v10 = 0;
|
|
|
265 v11 = (int)v2->uMemoryBuffersSizes;
|
|
|
266 v12 = 6000;
|
|
|
267 do
|
|
|
268 {
|
|
|
269 v10 += *(int *)v11;
|
|
|
270 v11 += 4;
|
|
|
271 --v12;
|
|
|
272 }
|
|
|
273 while ( v12 );
|
|
|
274 fprintf(v5, "Size: %i %i %i\n\n", v2->uNumBuffersUsed, v8, v10);
|
|
|
275 v13 = 0;
|
|
|
276 if ( (signed int)v2->uNumBuffersUsed > 0 )
|
|
|
277 {
|
|
|
278 v16 = v2->uMemoryBuffersSizes;
|
|
|
279 a1a = (int)v2->pMemoryBuffersNames;
|
|
|
280 do
|
|
|
281 {
|
|
|
282 fprintf(v5, "%10i %10i %s\n", v13, *v16, a1a);
|
|
|
283 a1a += 12;
|
|
|
284 ++v16;
|
|
|
285 ++v13;
|
|
|
286 }
|
|
|
287 while ( v13 < (signed int)v2->uNumBuffersUsed );
|
|
|
288 }
|
|
|
289 fclose(v5);
|
|
|
290 result = 0;
|
|
|
291 }
|
|
|
292 else
|
|
|
293 {
|
|
|
294 result = 1;
|
|
|
295 }
|
|
|
296 return result;
|
|
|
297 }
|
|
|
298
|
|
|
299
|
|
|
300
|
|
|
301
|
|
|
302
|
|
|
303
|
|
|
304
|
|
|
305
|
|
|
306 //----- (00426892) --------------------------------------------------------
|
|
|
307 static void __fastcall CheckMemoryAccessibility(void *pBase, DWORD uSize)
|
|
|
308 {
|
|
|
309 DWORD v2; // edi@1
|
|
|
310 DWORD i; // eax@1
|
|
|
311 struct _SYSTEM_INFO SystemInfo; // [sp+8h] [bp-24h]@1
|
|
|
312
|
|
|
313 v2 = uSize;
|
|
|
314 GetSystemInfo(&SystemInfo);
|
|
|
315 for ( i = 16 * SystemInfo.dwPageSize; i < v2; i += SystemInfo.dwPageSize )
|
|
|
316 ;
|
|
|
317 }
|
