zdoom/qzdoom
0
0
Fork 0
mirror of https://github.com/ZDoom/qzdoom.git synced 2024-11-28 06:53:58 +00:00
Code Issues Projects Releases Packages Wiki Activity

Added simple check for unsupported compression method in .7z files

Browse source
This commit is contained in:
alexey.lysiuk 2014-04-27 10:23:20 +03:00
parent 3fa89b4e9f
commit 6b26b710b8
1 changed files with 15 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

15
src/resourcefiles/file_7z.cpp
View file

@ -293,6 +293,21 @@ bool F7ZFile::Open(bool quiet)
} }
// Resize the lump record array to its actual size // Resize the lump record array to its actual size
NumLumps -= skipped; NumLumps -= skipped;
if (NumLumps > 0)
{
// Quick check for unsupported compression method
TArray<char> temp;
temp.Resize(Lumps[0].LumpSize);
if (SZ_OK != Archive->Extract(Lumps[0].Position, &temp[0]))
{
if (!quiet) Printf("\n%s: unsupported 7z/LZMA file!\n", Filename);
return false;
}
}
if (!quiet) Printf(", %d lumps\n", NumLumps); if (!quiet) Printf(", %d lumps\n", NumLumps);
// Entries in archives are sorted alphabetically // Entries in archives are sorted alphabetically