private static IntHashTable ReadSourceFileInfo(BitAccess bits, uint limit, IntHashTable names, MsfDirectory dir,
Dictionary <string, int> nameIndex, PdbReader reader)
{
IntHashTable checks = new IntHashTable();
int begin = bits.Position;
while (bits.Position < limit)
{
int sig;
int siz;
bits.ReadInt32(out sig);
bits.ReadInt32(out siz);
int place = bits.Position;
int endSym = bits.Position + siz;
switch ((DEBUG_S_SUBSECTION)sig)
{
case DEBUG_S_SUBSECTION.FILECHKSMS:
while (bits.Position < endSym)
{
CV_FileCheckSum chk;
int ni = bits.Position - place;
bits.ReadUInt32(out chk.name);
bits.ReadUInt8(out chk.len);
bits.ReadUInt8(out chk.type);
string name = (string)names[(int)chk.name];
int guidStream;
Guid doctypeGuid = SymDocumentType.Text;
Guid languageGuid = Guid.Empty;
Guid vendorGuid = Guid.Empty;
if (nameIndex.TryGetValue("/SRC/FILES/" + name.ToUpperInvariant(), out guidStream))
{
var guidBits = new BitAccess(0x100);
dir.streams[guidStream].Read(reader, guidBits);
LoadGuidStream(guidBits, out doctypeGuid, out languageGuid, out vendorGuid);
}
PdbSource src = new PdbSource(/*(uint)ni,*/ name, doctypeGuid, languageGuid, vendorGuid);
checks.Add(ni, src);
bits.Position += chk.len;
bits.Align(4);
}
bits.Position = endSym;
break;
default:
bits.Position = endSym;
break;
}
}
return(checks);
}
static IntHashTable LoadNameStream(BitAccess bits)
{
IntHashTable ht = new IntHashTable();
uint sig;
int ver;
bits.ReadUInt32(out sig); // 0..3 Signature
bits.ReadInt32(out ver); // 4..7 Version
// Read (or skip) string buffer.
int buf;
bits.ReadInt32(out buf); // 8..11 Bytes of Strings
if (sig != 0xeffeeffe || ver != 1)
{
throw new PdbDebugException("Unsupported Name Stream version. " +
"(sig={0:x8}, ver={1})",
sig, ver);
}
int beg = bits.Position;
int nxt = bits.Position + buf;
bits.Position = nxt;
// Read hash table.
int siz;
bits.ReadInt32(out siz); // n+0..3 Number of hash buckets.
nxt = bits.Position;
for (int i = 0; i < siz; i++)
{
int ni;
string name;
bits.ReadInt32(out ni);
if (ni != 0)
{
int saved = bits.Position;
bits.Position = beg + ni;
bits.ReadCString(out name);
bits.Position = saved;
ht.Add(ni, name);
}
}
bits.Position = nxt;
return(ht);
}