/// <summary> /// </summary> /// <param name="module"> /// </param> /// <param name="bits"> /// </param> /// <param name="limit"> /// </param> /// <param name="readStrings"> /// </param> /// <returns> /// </returns> internal static PdbFunction[] LoadManagedFunctions(string module, BitAccess bits, uint limit, bool readStrings) { var mod = StripNamespace(module); var begin = bits.Position; var count = 0; while (bits.Position < limit) { ushort siz; ushort rec; bits.ReadUInt16(out siz); var star = bits.Position; var 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; var funcs = new PdbFunction[count]; var func = 0; while (bits.Position < limit) { ushort siz; ushort rec; bits.ReadUInt16(out siz); var star = bits.Position; var stop = bits.Position + siz; bits.ReadUInt16(out rec); switch ((SYM)rec) { case SYM.S_GMANPROC: case SYM.S_LMANPROC: ManProcSym proc; var 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; }
/// <summary> /// </summary> /// <param name="module"> /// </param> /// <param name="proc"> /// </param> /// <param name="bits"> /// </param> /// <exception cref="PdbDebugException"> /// </exception> 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); this.scopes = new PdbScope[scopeCount]; var scope = 0; while (bits.Position < proc.end) { ushort siz; ushort rec; bits.ReadUInt16(out siz); var star = bits.Position; var 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) { var 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: { var 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; this.scopes[scope] = new PdbScope(block, bits, out this.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"); } }
/// <summary> /// </summary> /// <param name="module"> /// </param> /// <param name="bits"> /// </param> /// <param name="limit"> /// </param> /// <param name="readStrings"> /// </param> /// <returns> /// </returns> internal static PdbFunction[] LoadManagedFunctions(string module, BitAccess bits, uint limit, bool readStrings) { var mod = StripNamespace(module); var begin = bits.Position; var count = 0; while (bits.Position < limit) { ushort siz; ushort rec; bits.ReadUInt16(out siz); var star = bits.Position; var 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; var funcs = new PdbFunction[count]; var func = 0; while (bits.Position < limit) { ushort siz; ushort rec; bits.ReadUInt16(out siz); var star = bits.Position; var stop = bits.Position + siz; bits.ReadUInt16(out rec); switch ((SYM)rec) { case SYM.S_GMANPROC: case SYM.S_LMANPROC: ManProcSym proc; var 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); }
/// <summary> /// </summary> /// <param name="block"> /// </param> /// <param name="bits"> /// </param> /// <param name="typind"> /// </param> /// <exception cref="PdbException"> /// </exception> /// <exception cref="Exception"> /// </exception> 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); this.constants = new PdbConstant[constantCount]; this.scopes = new PdbScope[scopeCount]; this.slots = new PdbSlot[slotCount]; this.usedNamespaces = new string[namespaceCount]; var constant = 0; var scope = 0; var slot = 0; var usedNs = 0; while (bits.Position < block.end) { ushort siz; ushort rec; bits.ReadUInt16(out siz); var star = bits.Position; var stop = bits.Position + siz; bits.Position = star; bits.ReadUInt16(out rec); switch ((SYM)rec) { case SYM.S_BLOCK32: { var 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; this.scopes[scope++] = new PdbScope(sub, bits, out typind); break; } case SYM.S_MANSLOT: this.slots[slot++] = new PdbSlot(bits, out typind); bits.Position = stop; break; case SYM.S_UNAMESPACE: bits.ReadCString(out this.usedNamespaces[usedNs++]); bits.Position = stop; break; case SYM.S_END: bits.Position = stop; break; case SYM.S_MANCONSTANT: this.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"); } }