// Once you have a file path to a PDB file, you can open it with this method
/// <summary>
/// Given the path name to a particular PDB file, load it so that you can resolve symbols in it.
/// </summary>
/// <param name="symbolFilePath">The name of the PDB file to open.</param>
/// <returns>The SymbolReaderModule that represents the information in the symbol file (PDB)</returns>
public SymbolModule OpenSymbolFile(string symbolFilePath)
{
Debug.Assert(!IsDisposed);
var ret = new SymbolModule(this, symbolFilePath);
return ret;
}
internal unsafe SourceFile(SymbolModule module, IDiaSourceFile sourceFile)
{
m_symbolModule = module;
BuildTimeFilePath = sourceFile.fileName;
// 0 No checksum present.
// 1 CALG_MD5 checksum generated with the MD5 hashing algorithm.
// 2 CALG_SHA1 checksum generated with the SHA1 hashing algorithm.
m_hashType = sourceFile.checksumType;
if (m_hashType != 1 && m_hashType != 0)
{
// TODO does anyone use SHA1?
Debug.Assert(false, "Unknown hash type");
m_hashType = 0;
}
if (m_hashType != 0)
{
// MD5 is 16 bytes
// SHA1 is 20 bytes
m_hash = new byte[16];
uint bytesFetched;
fixed (byte* bufferPtr = m_hash)
sourceFile.get_checksum((uint)m_hash.Length, out bytesFetched, out *bufferPtr);
Debug.Assert(bytesFetched == 16);
}
}