(KCAP): recognize different archive versions.

This commit is contained in:
morkt 2018-11-07 11:42:58 +04:00
parent f990bee101
commit 57399ff6eb

View File

@ -39,13 +39,68 @@ namespace GameRes.Formats.Leaf
public override bool IsHierarchic { get { return false; } }
public override bool CanWrite { get { return false; } }
public KcapOpener ()
{
ContainedFormats = new[] { "TGA", "BJR", "BMP", "OGG", "WAV", "AMP/LEAF" };
}
public override ArcFile TryOpen (ArcView file)
{
int count = file.View.ReadInt32 (12);
if (!IsSaneCount (count))
int version = 1;
int count = file.View.ReadInt32 (8);
uint 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)
return null;
version = 2;
}
List<Entry> dir;
if (1 == version)
dir = ReadIndexV1 (file, count);
else
dir = ReadIndexV2 (file, count);
if (null == dir)
return null;
return new ArcFile (file, this, dir);
}
List<Entry> ReadIndexV1 (ArcView file, int count)
{
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;
var dir = new List<Entry> (count);
for (int i = 0; i < count; ++i)
{
uint size = file.View.ReadUInt32 (index_offset+0x20);
if (size != 0)
{
var name = file.View.ReadString (index_offset+4, 0x18);
var entry = Create<PackedEntry> (name);
entry.Offset = file.View.ReadUInt32 (index_offset+0x1C);
entry.Size = size;
if (!entry.CheckPlacement (file.MaxOffset))
return null;
entry.IsPacked = file.View.ReadInt32 (index_offset) != 0;
dir.Add (entry);
}
index_offset += index_entry_size;
}
return dir;
}
List<Entry> ReadIndexV2 (ArcView file, int count)
{
const uint index_entry_size = 0x2C;
uint index_offset = 0x10;
uint index_size = (uint)count * 0x2C;
uint index_size = (uint)count * index_entry_size;
if (file.View.Reserve (index_offset, index_size) < index_size)
return null;
var dir = new List<Entry> (count);
@ -63,9 +118,9 @@ namespace GameRes.Formats.Leaf
entry.IsPacked = file.View.ReadInt32 (index_offset) != 0;
dir.Add (entry);
}
index_offset += 0x2C;
index_offset += index_entry_size;
}
return new ArcFile (file, this, dir);
return dir;
}
public override Stream OpenEntry (ArcFile arc, Entry entry)
@ -106,4 +161,13 @@ namespace GameRes.Formats.Leaf
return ImageFormatDecoder.Create (input);
}
}
[Export(typeof(ScriptFormat))]
public class AmpFormat : GenericScriptFormat
{
public override string Type { get { return ""; } }
public override string Tag { get { return "AMP/LEAF"; } }
public override string Description { get { return "Leaf engine internal file"; } }
public override uint Signature { get { return 0; } }
}
}