/// <summary>
/// </summary>
/// <param name="bits">
/// </param>
/// <returns>
/// </returns>
/// <exception cref="PdbDebugException">
/// </exception>
private static IntHashTable LoadNameStream(BitAccess bits)
{
var 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);
}
var beg = bits.Position;
var 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 (var i = 0; i < siz; i++)
{
int ni;
string name;
bits.ReadInt32(out ni);
if (ni != 0)
{
var saved = bits.Position;
bits.Position = beg + ni;
bits.ReadCString(out name);
bits.Position = saved;
ht.Add(ni, name);
}
}
bits.Position = nxt;
return(ht);
}
/// <summary>
/// </summary>
/// <param name="contentSize">
/// </param>
/// <param name="bits">
/// </param>
/// <param name="count">
/// </param>
internal DataStream(int contentSize, BitAccess bits, int count)
{
this.contentSize = contentSize;
if (count > 0)
{
this.pages = new int[count];
bits.ReadInt32(this.pages);
}
}
/// <summary>
/// </summary>
/// <param name="contentSize">
/// </param>
/// <param name="bits">
/// </param>
/// <param name="count">
/// </param>
internal DataStream(int contentSize, BitAccess bits, int count)
{
this.contentSize = contentSize;
if (count > 0)
{
this.pages = new int[count];
bits.ReadInt32(this.pages);
}
}
/// <summary>
/// </summary>
/// <param name="reader">
/// </param>
/// <param name="bits">
/// </param>
internal PdbFileHeader(Stream reader, BitAccess bits)
{
bits.MinCapacity(56);
reader.Seek(0, SeekOrigin.Begin);
bits.FillBuffer(reader, 56);
this.magic = new byte[32];
bits.ReadBytes(this.magic); // 0..31
bits.ReadInt32(out this.pageSize); // 32..35
bits.ReadInt32(out this.freePageMap); // 36..39
bits.ReadInt32(out this.pagesUsed); // 40..43
bits.ReadInt32(out this.directorySize); // 44..47
bits.ReadInt32(out this.zero); // 48..51
bits.ReadInt32(out this.directoryRoot); // 52..55
}
/// <summary>
/// </summary>
/// <param name="reader">
/// </param>
/// <param name="bits">
/// </param>
internal PdbFileHeader(Stream reader, BitAccess bits)
{
bits.MinCapacity(56);
reader.Seek(0, SeekOrigin.Begin);
bits.FillBuffer(reader, 56);
this.magic = new byte[32];
bits.ReadBytes(this.magic); // 0..31
bits.ReadInt32(out this.pageSize); // 32..35
bits.ReadInt32(out this.freePageMap); // 36..39
bits.ReadInt32(out this.pagesUsed); // 40..43
bits.ReadInt32(out this.directorySize); // 44..47
bits.ReadInt32(out this.zero); // 48..51
bits.ReadInt32(out this.directoryRoot); // 52..55
}
/// <summary>
/// </summary>
/// <param name="bits">
/// </param>
/// <param name="info">
/// </param>
/// <param name="names">
/// </param>
/// <param name="funcList">
/// </param>
/// <param name="readStrings">
/// </param>
/// <param name="dir">
/// </param>
/// <param name="nameIndex">
/// </param>
/// <param name="reader">
/// </param>
/// <exception cref="PdbDebugException">
/// </exception>
private static void LoadFuncsFromDbiModule(
BitAccess bits,
DbiModuleInfo info,
IntHashTable names,
ArrayList funcList,
bool readStrings,
MsfDirectory dir,
Dictionary <string, int> nameIndex,
PdbReader reader)
{
PdbFunction[] funcs = null;
bits.Position = 0;
int sig;
bits.ReadInt32(out sig);
if (sig != 4)
{
throw new PdbDebugException("Invalid signature. (sig={0})", sig);
}
bits.Position = 4;
// Console.WriteLine("{0}:", info.moduleName);
funcs = PdbFunction.LoadManagedFunctions(info.moduleName, bits, (uint)info.cbSyms, readStrings);
if (funcs != null)
{
bits.Position = info.cbSyms + info.cbOldLines;
LoadManagedLines(funcs, names, bits, dir, nameIndex, reader, (uint)(info.cbSyms + info.cbOldLines + info.cbLines));
for (var i = 0; i < funcs.Length; i++)
{
funcList.Add(funcs[i]);
}
}
}
/// <summary>
/// </summary>
/// <param name="bits">
/// </param>
/// <returns>
/// </returns>
/// <exception cref="PdbDebugException">
/// </exception>
private static Dictionary <string, int> LoadNameIndex(BitAccess bits)
{
var result = new Dictionary <string, int>();
int ver;
int sig;
int age;
Guid guid;
bits.ReadInt32(out ver); // 0..3 Version
bits.ReadInt32(out sig); // 4..7 Signature
bits.ReadInt32(out age); // 8..11 Age
bits.ReadGuid(out guid); // 12..27 GUID
if (ver != 20000404)
{
throw new PdbDebugException("Unsupported PDB Stream version {0}", ver);
}
// Read string buffer.
int buf;
bits.ReadInt32(out buf); // 28..31 Bytes of Strings
var beg = bits.Position;
var nxt = bits.Position + buf;
bits.Position = nxt;
// Read map index.
int cnt; // n+0..3 hash size.
int max; // n+4..7 maximum ni.
bits.ReadInt32(out cnt);
bits.ReadInt32(out max);
var present = new BitSet(bits);
var deleted = new BitSet(bits);
if (!deleted.IsEmpty)
{
throw new PdbDebugException("Unsupported PDB deleted bitset is not empty.");
}
var j = 0;
for (var i = 0; i < max; i++)
{
if (present.IsSet(i))
{
int ns;
int ni;
bits.ReadInt32(out ns);
bits.ReadInt32(out ni);
string name;
var saved = bits.Position;
bits.Position = beg + ns;
bits.ReadCString(out name);
bits.Position = saved;
result.Add(name, ni);
j++;
}
}
if (j != cnt)
{
throw new PdbDebugException("Count mismatch. ({0} != {1})", j, cnt);
}
return(result);
}
/// <summary>
/// </summary>
/// <param name="funcs">
/// </param>
/// <param name="names">
/// </param>
/// <param name="bits">
/// </param>
/// <param name="dir">
/// </param>
/// <param name="nameIndex">
/// </param>
/// <param name="reader">
/// </param>
/// <param name="limit">
/// </param>
private static void LoadManagedLines(
PdbFunction[] funcs, IntHashTable names, BitAccess bits, MsfDirectory dir, Dictionary <string, int> nameIndex, PdbReader reader, uint limit)
{
Array.Sort(funcs, PdbFunction.byAddress);
var checks = new IntHashTable();
// Read the files first
var begin = bits.Position;
while (bits.Position < limit)
{
int sig;
int siz;
bits.ReadInt32(out sig);
bits.ReadInt32(out siz);
var place = bits.Position;
var endSym = bits.Position + siz;
switch ((DEBUG_S_SUBSECTION)sig)
{
case DEBUG_S_SUBSECTION.FILECHKSMS:
while (bits.Position < endSym)
{
CV_FileCheckSum chk;
var ni = bits.Position - place;
bits.ReadUInt32(out chk.name);
bits.ReadUInt8(out chk.len);
bits.ReadUInt8(out chk.type);
var name = (string)names[(int)chk.name];
int guidStream;
var doctypeGuid = SymDocumentType.Text;
var languageGuid = SymLanguageType.CSharp;
var vendorGuid = SymLanguageVendor.Microsoft;
if (nameIndex.TryGetValue("/src/files/" + name, out guidStream))
{
var guidBits = new BitAccess(0x100);
dir.streams[guidStream].Read(reader, guidBits);
LoadGuidStream(guidBits, out doctypeGuid, out languageGuid, out vendorGuid);
}
var 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;
}
}
// Read the lines next.
bits.Position = begin;
while (bits.Position < limit)
{
int sig;
int siz;
bits.ReadInt32(out sig);
bits.ReadInt32(out siz);
var endSym = bits.Position + siz;
switch ((DEBUG_S_SUBSECTION)sig)
{
case DEBUG_S_SUBSECTION.LINES:
{
CV_LineSection sec;
bits.ReadUInt32(out sec.off);
bits.ReadUInt16(out sec.sec);
bits.ReadUInt16(out sec.flags);
bits.ReadUInt32(out sec.cod);
var func = FindFunction(funcs, sec.sec, sec.off);
if (func == null)
{
break;
}
// Count the line blocks.
var begSym = bits.Position;
var blocks = 0;
while (bits.Position < endSym)
{
CV_SourceFile file;
bits.ReadUInt32(out file.index);
bits.ReadUInt32(out file.count);
bits.ReadUInt32(out file.linsiz); // Size of payload.
var linsiz = (int)file.count * (8 + ((sec.flags & 1) != 0 ? 4 : 0));
bits.Position += linsiz;
blocks++;
}
func.lines = new PdbLines[blocks];
var block = 0;
bits.Position = begSym;
while (bits.Position < endSym)
{
CV_SourceFile file;
bits.ReadUInt32(out file.index);
bits.ReadUInt32(out file.count);
bits.ReadUInt32(out file.linsiz); // Size of payload.
var src = (PdbSource)checks[(int)file.index];
var tmp = new PdbLines(src, file.count);
func.lines[block++] = tmp;
var lines = tmp.lines;
var plin = bits.Position;
var pcol = bits.Position + 8 * (int)file.count;
for (var i = 0; i < file.count; i++)
{
CV_Line line;
var column = new CV_Column();
bits.Position = plin + 8 * i;
bits.ReadUInt32(out line.offset);
bits.ReadUInt32(out line.flags);
var lineBegin = line.flags & (uint)CV_Line_Flags.linenumStart;
var delta = (line.flags & (uint)CV_Line_Flags.deltaLineEnd) >> 24;
var statement = (line.flags & (uint)CV_Line_Flags.fStatement) == 0;
if ((sec.flags & 1) != 0)
{
bits.Position = pcol + 4 * i;
bits.ReadUInt16(out column.offColumnStart);
bits.ReadUInt16(out column.offColumnEnd);
}
lines[i] = new PdbLine(line.offset, lineBegin, column.offColumnStart, lineBegin + delta, column.offColumnEnd);
}
}
break;
}
}
bits.Position = endSym;
}
}
/// <summary>
/// </summary>
/// <param name="bits">
/// </param>
/// <returns>
/// </returns>
/// <exception cref="PdbDebugException">
/// </exception>
private static IntHashTable LoadNameStream(BitAccess bits)
{
var 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);
}
var beg = bits.Position;
var 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 (var i = 0; i < siz; i++)
{
int ni;
string name;
bits.ReadInt32(out ni);
if (ni != 0)
{
var saved = bits.Position;
bits.Position = beg + ni;
bits.ReadCString(out name);
bits.Position = saved;
ht.Add(ni, name);
}
}
bits.Position = nxt;
return ht;
}
/// <summary>
/// </summary>
/// <param name="bits">
/// </param>
/// <returns>
/// </returns>
/// <exception cref="PdbDebugException">
/// </exception>
private static Dictionary<string, int> LoadNameIndex(BitAccess bits)
{
var result = new Dictionary<string, int>();
int ver;
int sig;
int age;
Guid guid;
bits.ReadInt32(out ver); // 0..3 Version
bits.ReadInt32(out sig); // 4..7 Signature
bits.ReadInt32(out age); // 8..11 Age
bits.ReadGuid(out guid); // 12..27 GUID
if (ver != 20000404)
{
throw new PdbDebugException("Unsupported PDB Stream version {0}", ver);
}
// Read string buffer.
int buf;
bits.ReadInt32(out buf); // 28..31 Bytes of Strings
var beg = bits.Position;
var nxt = bits.Position + buf;
bits.Position = nxt;
// Read map index.
int cnt; // n+0..3 hash size.
int max; // n+4..7 maximum ni.
bits.ReadInt32(out cnt);
bits.ReadInt32(out max);
var present = new BitSet(bits);
var deleted = new BitSet(bits);
if (!deleted.IsEmpty)
{
throw new PdbDebugException("Unsupported PDB deleted bitset is not empty.");
}
var j = 0;
for (var i = 0; i < max; i++)
{
if (present.IsSet(i))
{
int ns;
int ni;
bits.ReadInt32(out ns);
bits.ReadInt32(out ni);
string name;
var saved = bits.Position;
bits.Position = beg + ns;
bits.ReadCString(out name);
bits.Position = saved;
result.Add(name, ni);
j++;
}
}
if (j != cnt)
{
throw new PdbDebugException("Count mismatch. ({0} != {1})", j, cnt);
}
return result;
}
/// <summary>
/// </summary>
/// <param name="funcs">
/// </param>
/// <param name="names">
/// </param>
/// <param name="bits">
/// </param>
/// <param name="dir">
/// </param>
/// <param name="nameIndex">
/// </param>
/// <param name="reader">
/// </param>
/// <param name="limit">
/// </param>
private static void LoadManagedLines(
PdbFunction[] funcs, IntHashTable names, BitAccess bits, MsfDirectory dir, Dictionary<string, int> nameIndex, PdbReader reader, uint limit)
{
Array.Sort(funcs, PdbFunction.byAddress);
var checks = new IntHashTable();
// Read the files first
var begin = bits.Position;
while (bits.Position < limit)
{
int sig;
int siz;
bits.ReadInt32(out sig);
bits.ReadInt32(out siz);
var place = bits.Position;
var endSym = bits.Position + siz;
switch ((DEBUG_S_SUBSECTION)sig)
{
case DEBUG_S_SUBSECTION.FILECHKSMS:
while (bits.Position < endSym)
{
CV_FileCheckSum chk;
var ni = bits.Position - place;
bits.ReadUInt32(out chk.name);
bits.ReadUInt8(out chk.len);
bits.ReadUInt8(out chk.type);
var name = (string)names[(int)chk.name];
int guidStream;
var doctypeGuid = SymDocumentType.Text;
var languageGuid = SymLanguageType.CSharp;
var vendorGuid = SymLanguageVendor.Microsoft;
if (nameIndex.TryGetValue("/src/files/" + name, out guidStream))
{
var guidBits = new BitAccess(0x100);
dir.streams[guidStream].Read(reader, guidBits);
LoadGuidStream(guidBits, out doctypeGuid, out languageGuid, out vendorGuid);
}
var 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;
}
}
// Read the lines next.
bits.Position = begin;
while (bits.Position < limit)
{
int sig;
int siz;
bits.ReadInt32(out sig);
bits.ReadInt32(out siz);
var endSym = bits.Position + siz;
switch ((DEBUG_S_SUBSECTION)sig)
{
case DEBUG_S_SUBSECTION.LINES:
{
CV_LineSection sec;
bits.ReadUInt32(out sec.off);
bits.ReadUInt16(out sec.sec);
bits.ReadUInt16(out sec.flags);
bits.ReadUInt32(out sec.cod);
var func = FindFunction(funcs, sec.sec, sec.off);
if (func == null)
{
break;
}
// Count the line blocks.
var begSym = bits.Position;
var blocks = 0;
while (bits.Position < endSym)
{
CV_SourceFile file;
bits.ReadUInt32(out file.index);
bits.ReadUInt32(out file.count);
bits.ReadUInt32(out file.linsiz); // Size of payload.
var linsiz = (int)file.count * (8 + ((sec.flags & 1) != 0 ? 4 : 0));
bits.Position += linsiz;
blocks++;
}
func.lines = new PdbLines[blocks];
var block = 0;
bits.Position = begSym;
while (bits.Position < endSym)
{
CV_SourceFile file;
bits.ReadUInt32(out file.index);
bits.ReadUInt32(out file.count);
bits.ReadUInt32(out file.linsiz); // Size of payload.
var src = (PdbSource)checks[(int)file.index];
var tmp = new PdbLines(src, file.count);
func.lines[block++] = tmp;
var lines = tmp.lines;
var plin = bits.Position;
var pcol = bits.Position + 8 * (int)file.count;
for (var i = 0; i < file.count; i++)
{
CV_Line line;
var column = new CV_Column();
bits.Position = plin + 8 * i;
bits.ReadUInt32(out line.offset);
bits.ReadUInt32(out line.flags);
var lineBegin = line.flags & (uint)CV_Line_Flags.linenumStart;
var delta = (line.flags & (uint)CV_Line_Flags.deltaLineEnd) >> 24;
var statement = (line.flags & (uint)CV_Line_Flags.fStatement) == 0;
if ((sec.flags & 1) != 0)
{
bits.Position = pcol + 4 * i;
bits.ReadUInt16(out column.offColumnStart);
bits.ReadUInt16(out column.offColumnEnd);
}
lines[i] = new PdbLine(line.offset, lineBegin, column.offColumnStart, lineBegin + delta, column.offColumnEnd);
}
}
break;
}
}
bits.Position = endSym;
}
}
/// <summary>
/// </summary>
/// <param name="bits">
/// </param>
/// <param name="info">
/// </param>
/// <param name="names">
/// </param>
/// <param name="funcList">
/// </param>
/// <param name="readStrings">
/// </param>
/// <param name="dir">
/// </param>
/// <param name="nameIndex">
/// </param>
/// <param name="reader">
/// </param>
/// <exception cref="PdbDebugException">
/// </exception>
private static void LoadFuncsFromDbiModule(
BitAccess bits,
DbiModuleInfo info,
IntHashTable names,
ArrayList funcList,
bool readStrings,
MsfDirectory dir,
Dictionary<string, int> nameIndex,
PdbReader reader)
{
PdbFunction[] funcs = null;
bits.Position = 0;
int sig;
bits.ReadInt32(out sig);
if (sig != 4)
{
throw new PdbDebugException("Invalid signature. (sig={0})", sig);
}
bits.Position = 4;
// Console.WriteLine("{0}:", info.moduleName);
funcs = PdbFunction.LoadManagedFunctions(info.moduleName, bits, (uint)info.cbSyms, readStrings);
if (funcs != null)
{
bits.Position = info.cbSyms + info.cbOldLines;
LoadManagedLines(funcs, names, bits, dir, nameIndex, reader, (uint)(info.cbSyms + info.cbOldLines + info.cbLines));
for (var i = 0; i < funcs.Length; i++)
{
funcList.Add(funcs[i]);
}
}
}