private static void WriteArchive(string archiveFilename,
List <FileStream> filesToPackReaders,
List <IndexEntry> indexEntries,
List <string> names,
WaveFormatEx waveFormat)
{
// ClmFile cannot contain more than 32 bit size internal file count.
ClmHeader header = ClmHeader.MakeHeader(waveFormat, (uint)names.Count);
using (FileStream fs = new FileStream(archiveFilename, FileMode.Create, FileAccess.Write, FileShare.None))
using (BinaryWriter clmFileWriter = new BinaryWriter(fs))
{
header.Serialize(clmFileWriter);
// Prepare and write Archive Index
PrepareIndex(ClmHeader.SizeInBytes, names, indexEntries);
for (int i = 0; i < indexEntries.Count; ++i)
{
indexEntries[i].Serialize(clmFileWriter);
}
// Copy files into the archive
for (int i = 0; i < header.packedFilesCount; ++i)
{
using (BinaryReader reader = new BinaryReader(filesToPackReaders[i], System.Text.Encoding.ASCII, true))
{
reader.BaseStream.Seek(0, SeekOrigin.Begin);
clmFileWriter.Write(reader.ReadBytes((int)reader.BaseStream.Length));
}
}
}
}
//static_assert(16 == sizeof(IndexEntry), "ClmFile::IndexEntry is an unexpected size");
// Reads in the header when the volume is first opened and does some
// basic error checking on the header.
// Throws an error is problems encountered while reading the header.
private void ReadHeader()
{
clmHeader = new ClmHeader(clmFileReader);
try
{
clmHeader.VerifyFileVersion();
clmHeader.VerifyUnknown();
}
catch (System.Exception e)
{
throw new System.Exception("Invalid clm header read from file " + m_ArchiveFilename + ". " + e);
}
m_Count = (int)clmHeader.packedFilesCount;
indexEntries = new List <IndexEntry>(m_Count);
for (int i = 0; i < m_Count; ++i)
{
indexEntries.Add(new IndexEntry(clmFileReader));
}
}
