internal static void CountScopesAndSlots(BitAccess bits, uint limit, out int constants, out int scopes, out int slots, out int usedNamespaces) { int pos = bits.Position; BlockSym32 block; constants = 0; slots = 0; scopes = 0; usedNamespaces = 0; while (bits.Position < limit) { ushort siz; ushort rec; bits.ReadUInt16(out siz); int star = bits.Position; int stop = bits.Position + siz; bits.Position = star; bits.ReadUInt16(out rec); switch ((SYM)rec) { case SYM.S_BLOCK32: { bits.ReadUInt32(out block.parent); bits.ReadUInt32(out block.end); scopes++; bits.Position = (int)block.end; break; } case SYM.S_MANSLOT: slots++; bits.Position = stop; break; case SYM.S_UNAMESPACE: usedNamespaces++; bits.Position = stop; break; case SYM.S_MANCONSTANT: constants++; bits.Position = stop; break; default: bits.Position = stop; break; } } bits.Position = pos; }
private void ReadUsingInfo(BitAccess bits) { ushort numberOfNamespaces; bits.ReadUInt16(out numberOfNamespaces); this.usingCounts = new ushort[numberOfNamespaces]; for (ushort i = 0; i < numberOfNamespaces; i++) { bits.ReadUInt16(out this.usingCounts[i]); } }
internal DbiModuleInfo(BitAccess bits, bool readStrings) { bits.ReadInt32(out opened); section = new DbiSecCon(bits); bits.ReadUInt16(out flags); bits.ReadInt16(out stream); bits.ReadInt32(out cbSyms); bits.ReadInt32(out cbOldLines); bits.ReadInt32(out cbLines); bits.ReadInt16(out files); bits.ReadInt16(out pad1); bits.ReadUInt32(out offsets); bits.ReadInt32(out niSource); bits.ReadInt32(out niCompiler); if (readStrings) { bits.ReadCString(out moduleName); bits.ReadCString(out objectName); } else { bits.SkipCString(out moduleName); bits.SkipCString(out objectName); } bits.Align(4); //if (opened != 0 || pad1 != 0) { // throw new PdbException("Invalid DBI module. "+ // "(opened={0}, pad={1})", opened, pad1); //} }
internal PdbSlot(BitAccess bits, out uint typind) { AttrSlotSym slot; bits.ReadUInt32(out slot.index); bits.ReadUInt32(out slot.typind); bits.ReadUInt32(out slot.offCod); bits.ReadUInt16(out slot.segCod); bits.ReadUInt16(out slot.flags); bits.ReadCString(out slot.name); this.slot = slot.index; this.name = slot.name; this.flags = slot.flags; this.segment = slot.segCod; this.address = slot.offCod; typind = slot.typind; }
internal DbiHeader(BitAccess bits) { bits.ReadInt32(out sig); bits.ReadInt32(out ver); bits.ReadInt32(out age); bits.ReadInt16(out gssymStream); bits.ReadUInt16(out vers); bits.ReadInt16(out pssymStream); bits.ReadUInt16(out pdbver); bits.ReadInt16(out symrecStream); bits.ReadUInt16(out pdbver2); bits.ReadInt32(out gpmodiSize); bits.ReadInt32(out secconSize); bits.ReadInt32(out secmapSize); bits.ReadInt32(out filinfSize); bits.ReadInt32(out tsmapSize); bits.ReadInt32(out mfcIndex); bits.ReadInt32(out dbghdrSize); bits.ReadInt32(out ecinfoSize); bits.ReadUInt16(out flags); bits.ReadUInt16(out machine); bits.ReadInt32(out reserved); }
static void LoadManagedLines(PdbFunction[] funcs, IntHashTable names, BitAccess bits, MsfDirectory dir, Dictionary<string, int> nameIndex, PdbReader reader, uint limit) { Array.Sort(funcs, PdbFunction.byAddress); IntHashTable checks = new IntHashTable(); // 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 = (string)names[(int)chk.name]; int guidStream; Guid doctypeGuid = new Guid("5a869d0b-6611-11d3-bd2a-0000f80849bd"); Guid languageGuid = new Guid("3f5162f8-07c6-11d3-9053-00c04fa302a1"); Guid vendorGuid = new Guid("994b45c4-e6e9-11d2-903f-00c04fa302a1"); 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); } 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; } } // 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); PdbFunction func = FindFunction(funcs, sec.sec, sec.off); if (func == 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.lines = new PdbLines[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]; PdbLines tmp = new PdbLines(src, file.count); func.lines[block++] = tmp; PdbLine[] 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 PdbLine(line.offset, lineBegin, column.offColumnStart, lineBegin+delta, column.offColumnEnd); } } break; } } bits.Position = endSym; } }
static void LoadManagedLines(PdbFunction[] funcs, IntHashTable names, BitAccess bits, MsfDirectory dir, Dictionary <string, int> nameIndex, PdbReader reader, uint limit) { Array.Sort(funcs, PdbFunction.byAddress); IntHashTable checks = new IntHashTable(); // 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 = (string)names[(int)chk.name]; int guidStream; Guid doctypeGuid = new Guid("5a869d0b-6611-11d3-bd2a-0000f80849bd"); Guid languageGuid = new Guid("3f5162f8-07c6-11d3-9053-00c04fa302a1"); Guid vendorGuid = new Guid("994b45c4-e6e9-11d2-903f-00c04fa302a1"); 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); } 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; } } // 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); PdbFunction func = FindFunction(funcs, sec.sec, sec.off); if (func == 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.lines = new PdbLines[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]; PdbLines tmp = new PdbLines(src, file.count); func.lines[block++] = tmp; PdbLine[] 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 PdbLine(line.offset, lineBegin, column.offColumnStart, lineBegin + delta, column.offColumnEnd); } } break; } } bits.Position = endSym; } }
internal static PdbFunction[] LoadManagedFunctions(string module, BitAccess bits, uint limit, bool readStrings) { string mod = StripNamespace(module); int begin = bits.Position; int count = 0; while (bits.Position < limit) { ushort siz; ushort rec; bits.ReadUInt16(out siz); int star = bits.Position; int stop = bits.Position + siz; bits.Position = star; bits.ReadUInt16(out rec); switch ((SYM)rec) { case SYM.S_GMANPROC: case SYM.S_LMANPROC: ManProcSym proc; bits.ReadUInt32(out proc.parent); bits.ReadUInt32(out proc.end); bits.Position = (int)proc.end; count++; break; case SYM.S_END: bits.Position = stop; break; default: //Console.WriteLine("{0,6}: {1:x2} {2}", // bits.Position, rec, (SYM)rec); bits.Position = stop; break; } } if (count == 0) { return(null); } bits.Position = begin; PdbFunction[] funcs = new PdbFunction[count]; int func = 0; while (bits.Position < limit) { ushort siz; ushort rec; bits.ReadUInt16(out siz); int star = bits.Position; int stop = bits.Position + siz; bits.ReadUInt16(out rec); switch ((SYM)rec) { case SYM.S_GMANPROC: case SYM.S_LMANPROC: ManProcSym proc; int offset = bits.Position; bits.ReadUInt32(out proc.parent); bits.ReadUInt32(out proc.end); bits.ReadUInt32(out proc.next); bits.ReadUInt32(out proc.len); bits.ReadUInt32(out proc.dbgStart); bits.ReadUInt32(out proc.dbgEnd); bits.ReadUInt32(out proc.token); bits.ReadUInt32(out proc.off); bits.ReadUInt16(out proc.seg); bits.ReadUInt8(out proc.flags); bits.ReadUInt16(out proc.retReg); if (readStrings) { bits.ReadCString(out proc.name); } else { bits.SkipCString(out proc.name); } //Console.WriteLine("token={0:X8} [{1}::{2}]", proc.token, module, proc.name); bits.Position = stop; funcs[func++] = new PdbFunction(module, proc, bits); break; default: { //throw new PdbDebugException("Unknown SYMREC {0}", (SYM)rec); bits.Position = stop; break; } } } return(funcs); }
internal PdbConstant(BitAccess bits) { bits.ReadUInt32(out this.token); byte tag1; bits.ReadUInt8(out tag1); byte tag2; bits.ReadUInt8(out tag2); if (tag2 == 0) { this.value = tag1; } else if (tag2 == 0x80) { switch (tag1) { case 0x01: //short short s; bits.ReadInt16(out s); this.value = s; break; case 0x02: //ushort ushort us; bits.ReadUInt16(out us); this.value = us; break; case 0x03: //int int i; bits.ReadInt32(out i); this.value = i; break; case 0x04: //uint uint ui; bits.ReadUInt32(out ui); this.value = ui; break; case 0x05: //float this.value = bits.ReadFloat(); break; case 0x06: //double this.value = bits.ReadDouble(); break; case 0x09: //long long sl; bits.ReadInt64(out sl); this.value = sl; break; case 0x0a: //ulong ulong ul; bits.ReadUInt64(out ul); this.value = ul; break; case 0x10: //string string str; bits.ReadBString(out str); this.value = str; break; case 0x19: //decimal this.value = bits.ReadDecimal(); break; default: //TODO: error break; } } else { //TODO: error } bits.ReadCString(out name); }
internal PdbScope(BlockSym32 block, BitAccess bits, out uint typind) { this.segment = block.seg; this.address = block.off; this.length = block.len; typind = 0; int constantCount; int scopeCount; int slotCount; int namespaceCount; PdbFunction.CountScopesAndSlots(bits, block.end, out constantCount, out scopeCount, out slotCount, out namespaceCount); constants = new PdbConstant[constantCount]; scopes = new PdbScope[scopeCount]; slots = new PdbSlot[slotCount]; usedNamespaces = new string[namespaceCount]; int constant = 0; int scope = 0; int slot = 0; int usedNs = 0; while (bits.Position < block.end) { ushort siz; ushort rec; bits.ReadUInt16(out siz); int star = bits.Position; int stop = bits.Position + siz; bits.Position = star; bits.ReadUInt16(out rec); switch ((SYM)rec) { case SYM.S_BLOCK32: { BlockSym32 sub = new BlockSym32(); bits.ReadUInt32(out sub.parent); bits.ReadUInt32(out sub.end); bits.ReadUInt32(out sub.len); bits.ReadUInt32(out sub.off); bits.ReadUInt16(out sub.seg); bits.SkipCString(out sub.name); bits.Position = stop; scopes[scope++] = new PdbScope(sub, bits, out typind); break; } case SYM.S_MANSLOT: slots[slot++] = new PdbSlot(bits, out typind); bits.Position = stop; break; case SYM.S_UNAMESPACE: bits.ReadCString(out usedNamespaces[usedNs++]); bits.Position = stop; break; case SYM.S_END: bits.Position = stop; break; case SYM.S_MANCONSTANT: constants[constant++] = new PdbConstant(bits); bits.Position = stop; break; default: throw new PdbException("Unknown SYM in scope {0}", (SYM)rec); // bits.Position = stop; } } if (bits.Position != block.end) { throw new Exception("Not at S_END"); } ushort esiz; ushort erec; bits.ReadUInt16(out esiz); bits.ReadUInt16(out erec); if (erec != (ushort)SYM.S_END) { throw new Exception("Missing S_END"); } }
internal PdbFunction(string module, ManProcSym proc, BitAccess bits) { this.token = proc.token; this.module = module; this.name = proc.name; this.flags = proc.flags; this.segment = proc.seg; this.address = proc.off; this.length = proc.len; this.slotToken = 0; if (proc.seg != 1) { throw new PdbDebugException("Segment is {0}, not 1.", proc.seg); } if (proc.parent != 0 || proc.next != 0) { throw new PdbDebugException("Warning parent={0}, next={1}", proc.parent, proc.next); } if (proc.dbgStart != 0 || proc.dbgEnd != 0) { throw new PdbDebugException("Warning DBG start={0}, end={1}", proc.dbgStart, proc.dbgEnd); } int constantCount; int scopeCount; int slotCount; int usedNamespacesCount; CountScopesAndSlots(bits, proc.end, out constantCount, out scopeCount, out slotCount, out usedNamespacesCount); scopes = new PdbScope[scopeCount]; int scope = 0; while (bits.Position < proc.end) { ushort siz; ushort rec; bits.ReadUInt16(out siz); int star = bits.Position; int stop = bits.Position + siz; bits.Position = star; bits.ReadUInt16(out rec); switch ((SYM)rec) { case SYM.S_OEM: { // 0x0404 OemSymbol oem; bits.ReadGuid(out oem.idOem); bits.ReadUInt32(out oem.typind); // internal byte[] rgl; // user data, force 4-byte alignment if (oem.idOem == msilMetaData) { string name = bits.ReadString(); if (name == "MD2") { byte version; bits.ReadUInt8(out version); if (version == 4) { byte count; bits.ReadUInt8(out count); bits.Align(4); while (count-- > 0) { this.ReadCustomMetadata(bits); } } } bits.Position = stop; break; } else { throw new PdbDebugException("OEM section: guid={0} ti={1}", oem.idOem, oem.typind); // bits.Position = stop; } } case SYM.S_BLOCK32: { BlockSym32 block = new BlockSym32(); bits.ReadUInt32(out block.parent); bits.ReadUInt32(out block.end); bits.ReadUInt32(out block.len); bits.ReadUInt32(out this.address); bits.ReadUInt16(out block.seg); bits.SkipCString(out block.name); bits.Position = stop; scopes[scope] = new PdbScope(block, bits, out slotToken); bits.Position = (int)block.end; break; } case SYM.S_UNAMESPACE: bits.Position = stop; break; case SYM.S_END: bits.Position = stop; break; default: { //throw new PdbDebugException("Unknown SYM: {0}", (SYM)rec); bits.Position = stop; break; } } } if (bits.Position != proc.end) { throw new PdbDebugException("Not at S_END"); } ushort esiz; ushort erec; bits.ReadUInt16(out esiz); bits.ReadUInt16(out erec); if (erec != (ushort)SYM.S_END) { throw new PdbDebugException("Missing S_END"); } }
internal DbiDbgHdr(BitAccess bits) { bits.ReadUInt16(out snFPO); bits.ReadUInt16(out snException); bits.ReadUInt16(out snFixup); bits.ReadUInt16(out snOmapToSrc); bits.ReadUInt16(out snOmapFromSrc); bits.ReadUInt16(out snSectionHdr); bits.ReadUInt16(out snTokenRidMap); bits.ReadUInt16(out snXdata); bits.ReadUInt16(out snPdata); bits.ReadUInt16(out snNewFPO); bits.ReadUInt16(out snSectionHdrOrig); }