public bool readArchiveFileHeader(FileStream fileHandle, MByteBuffer pMByteBuffer)
{
pMByteBuffer.clear ();
fileHandle.Read(pMByteBuffer.dynBuff.buff, 0, 4);
pMByteBuffer.length = 4;
string magic = pMByteBuffer.readMultiByte(4, Encoding.UTF8);
if (magic != "asdf") // 检查 magic
{
return false;
}
pMByteBuffer.clear ();
fileHandle.Read(pMByteBuffer.dynBuff.buff, 0, (int)calcArchiveHeaderSizeNoFileHeader() - 4);
pMByteBuffer.length = calcArchiveHeaderSizeNoFileHeader() - 4;
// 读取 endian
m_endian = pMByteBuffer.readByte ();
pMByteBuffer.setEndian((Endian)m_endian);
// 读取头部大小
m_headerSize = pMByteBuffer.readUnsignedInt();
// 读取版本
m_version = pMByteBuffer.readUnsignedInt();
// 读取文件数量
m_fileCount = pMByteBuffer.readUnsignedInt();
// 读取整个头
pMByteBuffer.clear ();
fileHandle.Read(pMByteBuffer.dynBuff.buff, 0, (int)(m_headerSize - calcArchiveHeaderSizeNoFileHeader()));
pMByteBuffer.length = m_headerSize - calcArchiveHeaderSizeNoFileHeader ();
return true;
}
public bool readArchiveFileHeader(FileStream fileHandle, MByteBuffer pMByteBuffer)
{
pMByteBuffer.clear();
fileHandle.Read(pMByteBuffer.dynBuff.buff, 0, 4);
pMByteBuffer.length = 4;
string magic = pMByteBuffer.readMultiByte(4, Encoding.UTF8);
if (magic != "asdf") // 检查 magic
{
return(false);
}
pMByteBuffer.clear();
fileHandle.Read(pMByteBuffer.dynBuff.buff, 0, (int)calcArchiveHeaderSizeNoFileHeader() - 4);
pMByteBuffer.length = calcArchiveHeaderSizeNoFileHeader() - 4;
// 读取 endian
m_endian = pMByteBuffer.readByte();
pMByteBuffer.setEndian((Endian)m_endian);
// 读取头部大小
m_headerSize = pMByteBuffer.readUnsignedInt();
// 读取版本
m_version = pMByteBuffer.readUnsignedInt();
// 读取文件数量
m_fileCount = pMByteBuffer.readUnsignedInt();
// 读取整个头
pMByteBuffer.clear();
fileHandle.Read(pMByteBuffer.dynBuff.buff, 0, (int)(m_headerSize - calcArchiveHeaderSizeNoFileHeader()));
pMByteBuffer.length = m_headerSize - calcArchiveHeaderSizeNoFileHeader();
return(true);
}
public void readHeaderFromArchiveFile(MByteBuffer ba)
{
m_pathLen = ba.readUnsignedByte();
m_fileNamePath = ba.readMultiByte(m_pathLen, Encoding.UTF8);
m_fileOffset = ba.readUnsignedInt();
m_fileSize = ba.readUnsignedInt();
m_flags = ba.readUnsignedInt();
}
public void readHeaderFromArchiveFile(MByteBuffer ba)
{
m_pathLen = ba.readUnsignedByte();
m_fileNamePath = ba.readMultiByte(m_pathLen, Encoding.UTF8);
m_fileOffset = ba.readUnsignedInt();
m_fileSize = ba.readUnsignedInt();
m_flags = ba.readUnsignedInt();
}
public void readArchiveFileHeader(FileStream fileHandle)
{
MByteBuffer pMByteBuffer = new MByteBuffer();
if (m_pArchiveHeader.readArchiveFileHeader(fileHandle, pMByteBuffer)) // 检查 magic
{
FileHeader pFileHeader;
for (uint idx = 0; idx < m_pArchiveHeader.m_fileCount; ++idx)
{
pFileHeader = new FileHeader();
m_pFileVec.Add(pFileHeader);
pFileHeader.readHeaderFromArchiveFile(pMByteBuffer);
}
}
}
public void readArchiveFileHeader(FileStream fileHandle)
{
MByteBuffer pMByteBuffer = new MByteBuffer();
if (m_pArchiveHeader.readArchiveFileHeader(fileHandle, pMByteBuffer)) // 检查 magic
{
FileHeader pFileHeader;
for (uint idx = 0; idx < m_pArchiveHeader.m_fileCount; ++idx)
{
pFileHeader = new FileHeader();
m_pFileVec.Add(pFileHeader);
pFileHeader.readHeaderFromArchiveFile(pMByteBuffer);
}
}
}
