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some additions.

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- added "Konneko" passphrase to known encryption schemes.
- added attached context to ErisaDecodeContext class.
This commit is contained in:
morkt 2015-06-08 19:19:47 +04:00
parent eb5392a16b
commit 34a2391811
1 changed files with 20 additions and 9 deletions
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29
ArcFormats/ArcNOA.cs
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@ -88,6 +88,8 @@ namespace GameRes.Formats.Entis
{ "Innyuu Famiresu", new Dictionary<string, string> {
{ "d01.dat", "vdiu$43AfUCfh9aksf" },
{ "d03.dat", "gaivnwq7365e021gf" } } },
{ "Konneko", new Dictionary<string, string> {
{ "script.noa", "convini_cat" } } },
};
public override ArcFile TryOpen (ArcView file)
@ -98,7 +100,7 @@ namespace GameRes.Formats.Entis
if (0x02000400 != id)
return null;
var reader = new IndexReader (file);
if (!reader.ParseDirEntry (0x40, ""))
if (!reader.ParseDirEntry (0x40, "") || 0 == reader.Dir.Count)
return null;
if (!reader.HasEncrypted)
return new ArcFile (file, this, reader.Dir);
@ -243,7 +245,9 @@ namespace GameRes.Formats.Entis
entry.Offset = base_offset + m_file.View.ReadInt64 (dir_offset);
if (!entry.CheckPlacement (m_file.MaxOffset))
return false;
{
entry.Size = (uint)(m_file.MaxOffset - entry.Offset);
}
dir_offset += 0x10;
uint extra_length = m_file.View.ReadUInt32 (dir_offset);
@ -295,7 +299,7 @@ namespace GameRes.Formats.Entis
protected int m_ptrNextBuf;
protected Stream m_pFile;
protected bool m_nFlagEOF;
protected ERISADecodeContext m_pContext;
public ERISADecodeContext (uint nBufferingSize)
{
@ -304,23 +308,30 @@ namespace GameRes.Formats.Entis
m_nBufCount = 0;
m_ptrBuffer = new byte[nBufferingSize];
m_pFile = null;
m_nFlagEOF = false;
m_pContext = null;
}
public bool EofFlag { get { return m_nFlagEOF; } } // GetEOFFlag
public void AttachInputFile (Stream file)
{
m_pFile = file;
m_pContext = null;
}
public void AttachInputContext (ERISADecodeContext context)
{
m_pFile = null;
m_pContext = context;
}
public uint ReadNextData (byte[] ptrBuffer, uint nBytes)
{
if (m_pFile != null)
{
uint read = (uint)m_pFile.Read (ptrBuffer, 0, (int)nBytes);
m_nFlagEOF = read != nBytes;
return read;
return (uint)m_pFile.Read (ptrBuffer, 0, (int)nBytes);
}
else if (m_pContext != null)
{
return m_pContext.DecodeBytes (ptrBuffer, nBytes);
}
else
{