private static void LoadFuncsFromDbiModule( BitAccess bits, DbiModuleInfo info, Dictionary <int, string> names, List <PdbFunction> funcList, bool readStrings, MsfDirectory dir, Dictionary <string, int> nameIndex, PdbStreamHelper reader, Dictionary <string, PdbSource> sources) { 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), sources); for (int i = 0; i < funcs.Length; i++) { funcList.Add(funcs[i]); } } }
/// <summary> /// Gets the properties of a given pdb. Throws IOException on error. /// </summary> /// <param name="pdbFile">The pdb file to load.</param> /// <param name="signature">The signature of pdbFile.</param> /// <param name="age">The age of pdbFile.</param> public static void GetPdbProperties(string pdbFile, out Guid signature, out int age) { BitAccess bits = new BitAccess(512 * 1024); using (FileStream pdbStream = File.OpenRead(pdbFile)) { PdbFileHeader header = new PdbFileHeader(pdbStream, bits); PdbStreamHelper reader = new PdbStreamHelper(pdbStream, header.PageSize); MsfDirectory dir = new MsfDirectory(reader, header, bits); dir._streams[1].Read(reader, bits); int ver, sig; bits.ReadInt32(out ver); // 0..3 Version bits.ReadInt32(out sig); // 4..7 Signature bits.ReadInt32(out age); // 8..11 Age bits.ReadGuid(out signature); // 12..27 GUID } }
internal static PdbFunction[] LoadFunctions( Stream read, BitAccess bits, bool readAllStrings, out int ver, out int sig, out int age, out Guid guid, out IEnumerable <PdbSource> sources) { sources = null; PdbFileHeader head = new PdbFileHeader(read, bits); PdbStreamHelper reader = new PdbStreamHelper(read, head.PageSize); MsfDirectory dir = new MsfDirectory(reader, head, bits); DbiModuleInfo[] modules = null; DbiDbgHdr header; dir._streams[1].Read(reader, bits); Dictionary <string, int> nameIndex = LoadNameIndex(bits, out ver, out sig, out age, out guid); int nameStream; if (!nameIndex.TryGetValue("/NAMES", out nameStream)) { throw new PdbException("No `name' stream"); } dir._streams[nameStream].Read(reader, bits); Dictionary <int, string> names = LoadNameStream(bits); dir._streams[3].Read(reader, bits); LoadDbiStream(bits, out modules, out header, readAllStrings); List <PdbFunction> funcList = new List <PdbFunction>(); Dictionary <string, PdbSource> sourceDictionary = new Dictionary <string, PdbSource>(); if (modules != null) { for (int m = 0; m < modules.Length; m++) { if (modules[m].stream > 0) { dir._streams[modules[m].stream].Read(reader, bits); LoadFuncsFromDbiModule( bits, modules[m], names, funcList, readAllStrings, dir, nameIndex, reader, sourceDictionary); } } } PdbFunction[] funcs = funcList.ToArray(); sources = sourceDictionary.Values; // After reading the functions, apply the token remapping table if it exists. if (header.snTokenRidMap != 0 && header.snTokenRidMap != 0xffff) { dir._streams[header.snTokenRidMap].Read(reader, bits); uint[] ridMap = new uint[dir._streams[header.snTokenRidMap].Length / 4]; bits.ReadUInt32(ridMap); foreach (PdbFunction func in funcs) { func.Token = 0x06000000 | ridMap[func.Token & 0xffffff]; } } // Array.Sort(funcs, PdbFunction.byAddressAndToken); //Array.Sort(funcs, PdbFunction.byToken); return(funcs); }
private static void LoadManagedLines( PdbFunction[] funcs, Dictionary <int, string> names, BitAccess bits, MsfDirectory dir, Dictionary <string, int> nameIndex, PdbStreamHelper reader, uint limit, Dictionary <string, PdbSource> sources) { Array.Sort(funcs, PdbFunction.byAddressAndToken); Dictionary <int, PdbSource> checks = new Dictionary <int, PdbSource>(); // Read the files first 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 = names[(int)chk.name]; PdbSource src; if (!sources.TryGetValue(name.ToUpperInvariant(), out src)) { int guidStream; Guid doctypeGuid = Guid.Empty; Guid languageGuid = Guid.Empty; Guid vendorGuid = Guid.Empty; Guid algorithmId = Guid.Empty; byte[] checksum = null; byte[] source = null; if (nameIndex.TryGetValue("/SRC/FILES/" + name.ToUpperInvariant(), out guidStream)) { BitAccess guidBits = new BitAccess(0x100); dir._streams[guidStream].Read(reader, guidBits); LoadGuidStream(guidBits, out doctypeGuid, out languageGuid, out vendorGuid, out algorithmId, out checksum, out source); } src = new PdbSource(/*(uint)ni,*/ name, doctypeGuid, languageGuid, vendorGuid, algorithmId, checksum, source); sources.Add(name.ToUpperInvariant(), src); } 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); int 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); int funcIndex = FindFunction(funcs, sec.sec, sec.off); if (funcIndex < 0) { break; } PdbFunction func = funcs[funcIndex]; if (func.SequencePoints == null) { while (funcIndex > 0) { PdbFunction f = funcs[funcIndex - 1]; if (f.SequencePoints != null || f.Segment != sec.sec || f.Address != sec.off) { break; } func = f; funcIndex--; } } else { while (funcIndex < funcs.Length - 1 && func.SequencePoints != null) { PdbFunction f = funcs[funcIndex + 1]; if (f.Segment != sec.sec || f.Address != sec.off) { break; } func = f; funcIndex++; } } if (func.SequencePoints != null) { break; } // Count the line blocks. int begSym = bits.Position; int 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. int linsiz = (int)file.count * (8 + ((sec.flags & 1) != 0 ? 4 : 0)); bits.Position += linsiz; blocks++; } func.SequencePoints = new PdbSequencePointCollection[blocks]; int 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. PdbSource src = checks[(int)file.index]; PdbSequencePointCollection tmp = new PdbSequencePointCollection(src, file.count); func.SequencePoints[block++] = tmp; PdbSequencePoint[] lines = tmp.Lines; int plin = bits.Position; int pcol = bits.Position + 8 * (int)file.count; for (int i = 0; i < file.count; i++) { CV_Line line; CV_Column column = new CV_Column(); bits.Position = plin + 8 * i; bits.ReadUInt32(out line.offset); bits.ReadUInt32(out line.flags); uint lineBegin = line.flags & (uint)CV_Line_Flags.linenumStart; uint delta = (line.flags & (uint)CV_Line_Flags.deltaLineEnd) >> 24; //bool 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 PdbSequencePoint( line.offset, lineBegin, column.offColumnStart, lineBegin + delta, column.offColumnEnd); } } break; } } bits.Position = endSym; } }
internal static PdbFunction[] LoadFunctions(Stream read, BitAccess bits, bool readAllStrings, out int ver, out int sig, out int age, out Guid guid, out IEnumerable<PdbSource> sources) { sources = null; PdbFileHeader head = new PdbFileHeader(read, bits); PdbStreamHelper reader = new PdbStreamHelper(read, head.PageSize); MsfDirectory dir = new MsfDirectory(reader, head, bits); DbiModuleInfo[] modules = null; DbiDbgHdr header; dir._streams[1].Read(reader, bits); Dictionary<string, int> nameIndex = LoadNameIndex(bits, out ver, out sig, out age, out guid); int nameStream; if (!nameIndex.TryGetValue("/NAMES", out nameStream)) { throw new PdbException("No `name' stream"); } dir._streams[nameStream].Read(reader, bits); Dictionary<int, string> names = LoadNameStream(bits); dir._streams[3].Read(reader, bits); LoadDbiStream(bits, out modules, out header, readAllStrings); List<PdbFunction> funcList = new List<PdbFunction>(); Dictionary<string, PdbSource> sourceDictionary = new Dictionary<string, PdbSource>(); if (modules != null) { for (int m = 0; m < modules.Length; m++) { if (modules[m].stream > 0) { dir._streams[modules[m].stream].Read(reader, bits); LoadFuncsFromDbiModule(bits, modules[m], names, funcList, readAllStrings, dir, nameIndex, reader, sourceDictionary); } } } PdbFunction[] funcs = funcList.ToArray(); sources = sourceDictionary.Values; // After reading the functions, apply the token remapping table if it exists. if (header.snTokenRidMap != 0 && header.snTokenRidMap != 0xffff) { dir._streams[header.snTokenRidMap].Read(reader, bits); uint[] ridMap = new uint[dir._streams[header.snTokenRidMap].Length / 4]; bits.ReadUInt32(ridMap); foreach (PdbFunction func in funcs) { func.Token = 0x06000000 | ridMap[func.Token & 0xffffff]; } } // Array.Sort(funcs, PdbFunction.byAddressAndToken); //Array.Sort(funcs, PdbFunction.byToken); return funcs; }
private static void LoadFuncsFromDbiModule(BitAccess bits, DbiModuleInfo info, Dictionary<int, string> names, List<PdbFunction> funcList, bool readStrings, MsfDirectory dir, Dictionary<string, int> nameIndex, PdbStreamHelper reader, Dictionary<string, PdbSource> sources) { 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), sources); for (int i = 0; i < funcs.Length; i++) { funcList.Add(funcs[i]); } } }
private static void LoadManagedLines(PdbFunction[] funcs, Dictionary<int, string> names, BitAccess bits, MsfDirectory dir, Dictionary<string, int> nameIndex, PdbStreamHelper reader, uint limit, Dictionary<string, PdbSource> sources) { Array.Sort(funcs, PdbFunction.byAddressAndToken); Dictionary<int, PdbSource> checks = new Dictionary<int, PdbSource>(); // Read the files first 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 = names[(int)chk.name]; PdbSource src; if (!sources.TryGetValue(name.ToUpperInvariant(), out src)) { int guidStream; Guid doctypeGuid = Guid.Empty; Guid languageGuid = Guid.Empty; Guid vendorGuid = Guid.Empty; Guid algorithmId = Guid.Empty; byte[] checksum = null; byte[] source = null; 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, out algorithmId, out checksum, out source); } src = new PdbSource(/*(uint)ni,*/ name, doctypeGuid, languageGuid, vendorGuid, algorithmId, checksum, source); sources.Add(name.ToUpperInvariant(), src); } 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); int 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); int funcIndex = FindFunction(funcs, sec.sec, sec.off); if (funcIndex < 0) break; var func = funcs[funcIndex]; if (func.SequencePoints == null) { while (funcIndex > 0) { var f = funcs[funcIndex - 1]; if (f.SequencePoints != null || f.Segment != sec.sec || f.Address != sec.off) break; func = f; funcIndex--; } } else { while (funcIndex < funcs.Length - 1 && func.SequencePoints != null) { var f = funcs[funcIndex + 1]; if (f.Segment != sec.sec || f.Address != sec.off) break; func = f; funcIndex++; } } if (func.SequencePoints != null) break; // Count the line blocks. int begSym = bits.Position; int 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. int linsiz = (int)file.count * (8 + ((sec.flags & 1) != 0 ? 4 : 0)); bits.Position += linsiz; blocks++; } func.SequencePoints = new PdbSequencePointCollection[blocks]; int 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. PdbSource src = (PdbSource)checks[(int)file.index]; PdbSequencePointCollection tmp = new PdbSequencePointCollection(src, file.count); func.SequencePoints[block++] = tmp; PdbSequencePoint[] lines = tmp.Lines; int plin = bits.Position; int pcol = bits.Position + 8 * (int)file.count; for (int i = 0; i < file.count; i++) { CV_Line line; CV_Column column = new CV_Column(); bits.Position = plin + 8 * i; bits.ReadUInt32(out line.offset); bits.ReadUInt32(out line.flags); uint lineBegin = line.flags & (uint)CV_Line_Flags.linenumStart; uint delta = (line.flags & (uint)CV_Line_Flags.deltaLineEnd) >> 24; //bool 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 PdbSequencePoint(line.offset, lineBegin, column.offColumnStart, lineBegin + delta, column.offColumnEnd); } } break; } } bits.Position = endSym; } }