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- fixed: memory allocation for file names in 7z archives was broken. Changing it to use TArray instead of alloca makes it work.

This commit is contained in:
Christoph Oelckers 2014-05-08 10:33:32 +02:00
parent 2223c12938
commit ea7fb936a8
1 changed files with 7 additions and 9 deletions
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16
src/resourcefiles/file_7z.cpp
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@ -264,6 +264,8 @@ bool F7ZFile::Open(bool quiet)
Lumps = new F7ZLump[NumLumps]; Lumps = new F7ZLump[NumLumps];
F7ZLump *lump_p = Lumps; F7ZLump *lump_p = Lumps;
TArray<UInt16> nameUTF16;
TArray<char> nameASCII;
for (DWORD i = 0; i < NumLumps; ++i) for (DWORD i = 0; i < NumLumps; ++i)
{ {
CSzFileItem *file = &Archive->DB.db.Files[i]; CSzFileItem *file = &Archive->DB.db.Files[i];
@ -283,20 +285,16 @@ bool F7ZFile::Open(bool quiet)
continue; continue;
} }
// Convert UTF-16 filename to plain ASCII nameUTF16.Resize(nameLength);
nameASCII.Resize(nameLength);
UInt16* const nameUTF16 = static_cast<UInt16*>(alloca(sizeof(UInt16) * nameLength)); SzArEx_GetFileNameUtf16(&Archive->DB, i, &nameUTF16[0]);
SzArEx_GetFileNameUtf16(&Archive->DB, i, nameUTF16);
char* const nameASCII = static_cast<char*>(alloca(nameLength));
for (size_t c = 0; c < nameLength; ++c) for (size_t c = 0; c < nameLength; ++c)
{ {
nameASCII[c] = static_cast<char>(nameUTF16[c]); nameASCII[c] = static_cast<char>(nameUTF16[c]);
} }
FixPathSeperator(&nameASCII[0]);
FString name = nameASCII; FString name = &nameASCII[0];
FixPathSeperator(name);
name.ToLower(); name.ToLower();
lump_p->LumpNameSetup(name); lump_p->LumpNameSetup(name);