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1 | // License information for this code is in license.txt |
2 | |
3 | #include <windows.h> |
4 | #include "SFmpqapi.h" |
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5 | #include "SFmpqInternal.h" |
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6 | #include "SFUtil.h" |
7 | #include "MpqCrypt.h" |
8 | |
9 | BOOL WriteHashTable(MPQARCHIVE *mpqOpenArc) |
10 | { |
11 | DWORD tsz; |
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12 | BOOL bReturnVal = FALSE; |
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13 | |
14 | char *buffer = (char *)SFAlloc(sizeof(HASHTABLEENTRY) * mpqOpenArc->MpqHeader.dwHashTableSize); |
15 | if (buffer) { |
16 | memcpy(buffer,mpqOpenArc->lpHashTable,sizeof(HASHTABLEENTRY) * mpqOpenArc->MpqHeader.dwHashTableSize); |
17 | EncryptData((LPBYTE)buffer,sizeof(HASHTABLEENTRY) * mpqOpenArc->MpqHeader.dwHashTableSize,dwHashTableKey); |
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18 | SFSetFilePointer(mpqOpenArc->hFile, mpqOpenArc->qwMPQStart + MakeUInt64(mpqOpenArc->MpqHeader.dwHashTableOffset, mpqOpenArc->MpqHeader_Ex.wHashTableOffsetHigh), FILE_BEGIN); |
19 | bReturnVal = WriteFile(mpqOpenArc->hFile,buffer,sizeof(HASHTABLEENTRY) * mpqOpenArc->MpqHeader.dwHashTableSize,&tsz,0); |
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20 | SFFree(buffer); |
21 | } |
22 | else { |
23 | EncryptData((LPBYTE)mpqOpenArc->lpHashTable,sizeof(HASHTABLEENTRY) * mpqOpenArc->MpqHeader.dwHashTableSize,dwHashTableKey); |
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24 | SFSetFilePointer(mpqOpenArc->hFile, mpqOpenArc->qwMPQStart + MakeUInt64(mpqOpenArc->MpqHeader.dwHashTableOffset, mpqOpenArc->MpqHeader_Ex.wHashTableOffsetHigh), FILE_BEGIN); |
25 | bReturnVal = WriteFile(mpqOpenArc->hFile,mpqOpenArc->lpHashTable,sizeof(HASHTABLEENTRY) * mpqOpenArc->MpqHeader.dwHashTableSize,&tsz,0); |
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26 | DecryptData((LPBYTE)mpqOpenArc->lpHashTable,sizeof(HASHTABLEENTRY) * mpqOpenArc->MpqHeader.dwHashTableSize,dwHashTableKey); |
27 | } |
28 | |
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29 | return bReturnVal; |
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30 | } |