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(KCAP): recognize older archive version.

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This commit is contained in:
morkt 2018-11-09 10:28:05 +04:00
parent aa7bfca83f
commit da057b4326
1 changed files with 26 additions and 16 deletions
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32
ArcFormats/Leaf/ArcPAK.cs
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@ -41,27 +41,33 @@ namespace GameRes.Formats.Leaf
public KcapOpener ()
{
ContainedFormats = new[] { "TGA", "BJR", "BMP", "OGG", "WAV", "AMP/LEAF" };
ContainedFormats = new[] { "TGA", "BJR", "BMP", "OGG", "WAV", "AMP/LEAF", "SCR" };
}
public override ArcFile TryOpen (ArcView file)
{
int version = 1;
int count = file.View.ReadInt32 (8);
uint first_offset = file.View.ReadUInt32 (0x28);
int version = 0;
int count = file.View.ReadInt32 (4);
uint first_offset = file.View.ReadUInt32 (0x24);
if (!IsSaneCount (count) || count * 0x24 + 8 != first_offset)
{
version = 1;
count = file.View.ReadInt32 (8);
first_offset = file.View.ReadUInt32 (0x28);
if (!IsSaneCount (count) || count * 0x24 + 0xC != first_offset)
{
count = file.View.ReadInt32 (12);
if (!IsSaneCount (count))
return null;
first_offset = file.View.ReadUInt32 (0x34);
if (count * 0x2C + 0x10 != first_offset)
if (!IsSaneCount (count) || count * 0x2C + 0x10 != first_offset)
return null;
version = 2;
}
}
List<Entry> dir;
if (1 == version)
dir = ReadIndexV1 (file, count);
if (0 == version)
dir = ReadIndexV1 (file, count, 8);
else if (1 == version)
dir = ReadIndexV1 (file, count, 0xC);
else
dir = ReadIndexV2 (file, count);
if (null == dir)
@ -69,10 +75,9 @@ namespace GameRes.Formats.Leaf
return new ArcFile (file, this, dir);
}
List<Entry> ReadIndexV1 (ArcView file, int count)
List<Entry> ReadIndexV1 (ArcView file, int count, uint index_offset)
{
const uint index_entry_size = 0x24;
uint index_offset = 0xC;
uint index_size = (uint)count * index_entry_size;
if (file.View.Reserve (index_offset, index_size) < index_size)
return null;
@ -170,4 +175,9 @@ namespace GameRes.Formats.Leaf
public override string Description { get { return "Leaf engine internal file"; } }
public override uint Signature { get { return 0; } }
}
[Export(typeof(ResourceAlias))]
[ExportMetadata("Extension", "SDT")]
[ExportMetadata("Target", "SCR")]
public class SdtFormat : ResourceAlias { }
}