public 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);
}
}
public 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;
}
public 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);
}
public 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 DumpLines(BitAccess bits,
int begin,
int limit)
{
uint lastAddr = 0;
// Read the files first
Console.WriteLine(" Lines:");
bits.Position = begin;
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:
int beg = bits.Position;
while (bits.Position < endSym) {
CV_FileCheckSum chk;
int nif = bits.Position - beg;
bits.ReadUInt32(out chk.name);
bits.ReadUInt8(out chk.len);
bits.ReadUInt8(out chk.type);
int where = bits.Position;
bits.Position += chk.len;
bits.Align(4);
Console.WriteLine(" nif={0,4}, ni={1,5}, type={2:x2}, len={3}",
nif, chk.name, chk.type, chk.len);
Dump(bits.Buffer, where, where + chk.len);
}
bits.Position = endSym;
break;
case DEBUG_S_SUBSECTION.LINES:
bits.Position = endSym;
break;
default:
Console.WriteLine(" ??? {0}", (DEBUG_S_SUBSECTION)sig);
Dump(bits.Buffer, bits.Position, bits.Position + siz);
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);
Console.WriteLine(" addr={0:x4}:{1:x8}, flg={2:x4}, cod={3,8}",
sec.sec, sec.off, sec.flags, sec.cod);
if (sec.off < lastAddr) {
throw new PdbDebugException("address {0} follows {1}", sec.off, lastAddr);
}
else if (sec.off > lastAddr) {
lastAddr = sec.off;
}
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.
Console.WriteLine(" nif={0,4}, cnt={1,4}",
file.index, file.count);
int plin = bits.Position;
int pcol = bits.Position + 8 * (int)file.count;
//Dump(bits.Buffer, bits.Position, bits.Position + file.linsiz);
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 delta = (line.flags & 0x7f000000) >> 24;
bool statement = ((line.flags & 0x80000000) == 0);
if ((sec.flags & 1) != 0) {
bits.Position = pcol + 4 * i;
bits.ReadUInt16(out column.offColumnStart);
bits.ReadUInt16(out column.offColumnEnd);
}
Console.WriteLine(" pc={0:x8} # {1,8}.{2,2}.{3,2}",
line.offset,
line.flags & 0xffffff,
column.offColumnStart,
column.offColumnEnd);
}
}
break;
}
}
bits.Position = endSym;
}
}
static void DumpCvInfo(BitAccess bits, int begin, int limit)
{
int indent = 0;
string pad = "";
while (bits.Position < limit) {
ushort siz;
ushort rec;
bits.ReadUInt16(out siz);
int star = bits.Position;
int stop = bits.Position + siz;
#if false
Dump(bits.GetBuffer(), star, stop);
bits.Position = star;
#endif
bits.ReadUInt16(out rec);
SYM cv = (SYM)rec;
if (rec < 0x1000) {
if (cv != SYM.S_END &&
cv != SYM.S_OEM) {
throw new Exception("CV is unknown: " + rec);
}
}
switch (cv) {
case SYM.S_OEM: { // 0x0404
OemSymbol oem;
bits.ReadGuid(out oem.idOem);
bits.ReadUInt32(out oem.typind);
// public byte[] rgl; // user data, force 4-byte alignment
if (oem.idOem == PdbFunction.msilMetaData) {
Console.WriteLine(" {0}META: ", pad);
Dump(bits.Buffer, star + 22, stop);
break;
}
else {
Console.WriteLine(" {0}OEMS: guid={1} ti={2}",
pad, oem.idOem, oem.typind);
Dump(bits.Buffer, star + 22, stop);
}
break;
}
case SYM.S_OBJNAME: { // 0x1101
ObjNameSym obj;
bits.ReadUInt32(out obj.signature);
bits.ReadCString(out obj.name);
Console.WriteLine(" {0}OBJN: sig={1:x8} [{2}]",
pad, obj.signature, obj.name);
break;
}
case SYM.S_FRAMEPROC: { // 0x1012
FrameProcSym frame;
bits.ReadUInt32(out frame.cbFrame);
bits.ReadUInt32(out frame.cbPad);
bits.ReadUInt32(out frame.offPad);
bits.ReadUInt32(out frame.cbSaveRegs);
bits.ReadUInt32(out frame.offExHdlr);
bits.ReadUInt16(out frame.secExHdlr);
bits.ReadUInt32(out frame.flags);
Console.WriteLine(" {0}FRAM: size={1}, pad={2}+{3}, exc={4:x4}:{5:x8}, flags={6:x3}",
pad, frame.cbFrame, frame.cbPad, frame.offPad,
frame.offExHdlr, frame.secExHdlr,
frame.flags);
break;
}
case SYM.S_BLOCK32: { // 0x1103
BlockSym32 block;
bits.ReadUInt32(out block.parent);
bits.ReadUInt32(out block.end);
bits.ReadUInt32(out block.len);
bits.ReadUInt32(out block.off);
bits.ReadUInt16(out block.seg);
bits.ReadCString(out block.name);
Console.WriteLine(" {0}BLCK: par={1}, addr={2:x4}:{3:x8} len={4:x4} [{5}], end={6}",
pad, block.parent, block.seg, block.off,
block.len, block.name, block.end);
indent++;
pad = new String('.', indent);
break;
}
case SYM.S_COMPILE2: { // 0x1116
CompileSym com;
bits.ReadUInt32(out com.flags);
bits.ReadUInt16(out com.machine);
bits.ReadUInt16(out com.verFEMajor);
bits.ReadUInt16(out com.verFEMinor);
bits.ReadUInt16(out com.verFEBuild);
bits.ReadUInt16(out com.verMajor);
bits.ReadUInt16(out com.verMinor);
bits.ReadUInt16(out com.verBuild);
bits.ReadCString(out com.verSt);
Console.WriteLine(" {0}COMP: flg={1:x4} mach={2:x2} [{3}] {4}.{5}.{6}.{7}.{8}.{9}",
pad,
com.flags, com.machine, com.verSt,
com.verFEMajor, com.verFEMinor, com.verFEBuild,
com.verMajor, com.verMinor, com.verBuild);
break;
}
case SYM.S_BPREL32: { // 0x110b
BpRelSym32 bp;
bits.ReadInt32(out bp.off);
bits.ReadUInt32(out bp.typind);
bits.ReadCString(out bp.name);
Console.WriteLine(" {0}BPRL: ti={1:x8} [{2}] off={3,6}",
pad, bp.typind, bp.name, bp.off);
break;
}
case SYM.S_LPROC32: // 0x110f
case SYM.S_GPROC32: { // 0x1110
ProcSym32 proc;
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.typind);
bits.ReadUInt32(out proc.off);
bits.ReadUInt16(out proc.seg);
bits.ReadUInt8(out proc.flags);
bits.ReadCString(out proc.name);
Console.WriteLine(" {0}PROC: ti={1,5} [{2}] addr={3:x4}:{4:x8} len={5} f={6:x4}, end={7}",
pad, proc.typind, proc.name,
proc.seg, proc.off, proc.len, proc.flags,
proc.end);
if (proc.parent != 0 || proc.next != 0) {
Console.WriteLine(" !!! Warning parent={0}, next={1}",
proc.parent, proc.next);
}
indent++;
pad = new String('.', indent);
break;
}
case SYM.S_MANSLOT: { // 0x1120
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);
Console.WriteLine(" {0}SLOT: ti={1:x8} [{2}] slot={3} flg={4:x4}",
pad, slot.typind, slot.name, slot.index, slot.flags);
if (slot.segCod != 0 || slot.offCod != 0) {
Console.WriteLine(" !!! Warning: addr={0:x4}:{1:x8}",
slot.segCod, slot.offCod);
}
break;
}
case SYM.S_UNAMESPACE: { // 0x1124
UnamespaceSym ns;
bits.ReadCString(out ns.name);
Console.WriteLine(" {0}NAME: using [{1}]", pad, ns.name);
break;
}
case SYM.S_GMANPROC: // 0x112a
case SYM.S_LMANPROC: { // 0x112b
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);
bits.ReadCString(out proc.name);
Console.WriteLine(" {0}PROC: token={1:x8} [{2}] addr={3:x4}:{4:x8} len={5:x4} f={6:x4}, end={7}",
pad, proc.token, proc.name,
proc.seg, proc.off, proc.len, proc.flags, proc.end);
if (proc.parent != 0 || proc.next != 0) {
Console.WriteLine(" !!! Warning par={0}, pnext={1}",
proc.parent, proc.next);
}
if (proc.dbgStart != 0 || proc.dbgEnd != 0) {
Console.WriteLine(" !!! Warning DBG start={0}, end={1}",
proc.dbgStart, proc.dbgEnd);
}
indent++;
pad = new String('.', indent);
break;
}
case SYM.S_END: { // 0x0006
indent--;
pad = new String('.', indent);
Console.WriteLine(" {0}END {1}", pad, bits.Position - 4);
break;
}
case SYM.S_SECTION: { // 0x1136
SectionSym sect;
bits.ReadUInt16(out sect.isec);
bits.ReadUInt8(out sect.align);
bits.ReadUInt8(out sect.bReserved);
bits.ReadUInt32(out sect.rva);
bits.ReadUInt32(out sect.cb);
bits.ReadUInt32(out sect.characteristics);
bits.ReadCString(out sect.name);
Console.WriteLine(" {0}SECT: sec={1,4} align={2}, flags={3:x8} [{4}]",
pad, sect.isec, sect.align,
sect.characteristics, sect.name);
break;
}
case SYM.S_COFFGROUP: { // 0x1137
CoffGroupSym group;
bits.ReadUInt32(out group.cb);
bits.ReadUInt32(out group.characteristics);
bits.ReadUInt32(out group.off);
bits.ReadUInt16(out group.seg);
bits.ReadCString(out group.name);
Console.WriteLine(" {0}CGRP: flags={1:x8} [{2}] addr={3:x4}:{4:x8}",
pad, group.characteristics,
group.name, group.seg, group.off);
break;
}
case SYM.S_THUNK32: { // 0x1102
ThunkSym32 thunk;
bits.ReadUInt32(out thunk.parent);
bits.ReadUInt32(out thunk.end);
bits.ReadUInt32(out thunk.next);
bits.ReadUInt32(out thunk.off);
bits.ReadUInt16(out thunk.seg);
bits.ReadUInt16(out thunk.len);
bits.ReadUInt8(out thunk.ord);
bits.ReadCString(out thunk.name);
Console.WriteLine(" {0}THNK: addr={1:x4}:{2:x8} [{3}], end={4}",
pad, thunk.seg, thunk.off, thunk.name, thunk.end);
indent++;
pad = new String('.', indent);
break;
}
default: {
Console.WriteLine(" {0}{1}:", pad, cv);
Dump(bits.Buffer, star + 2, stop);
break;
}
}
bits.Position = stop;
}
if (indent != 0) {
throw new Exception("indent isn't 0.");
}
}
static void DumpTpiStream(BitAccess bits,
out int tiHashStream,
out int tiHPadStream)
{
tiHashStream = 0;
tiHPadStream = 0;
// Read the header structure.
int ver;
int hdr;
int min;
int max;
int gprec;
bits.ReadInt32(out ver);
bits.ReadInt32(out hdr);
bits.ReadInt32(out min);
bits.ReadInt32(out max);
bits.ReadInt32(out gprec);
Console.WriteLine(" ** TPI ver={0}, hdr={1}, min={2}, max={3}, gprec={4}",
ver, hdr, min, max, gprec);
// Read the hash structure.
short stream;
short padStream;
int key;
int buckets;
int vals;
int pairs;
int adj;
bits.ReadInt16(out stream);
bits.ReadInt16(out padStream);
bits.ReadInt32(out key);
bits.ReadInt32(out buckets);
bits.ReadInt32(out vals);
bits.ReadInt32(out pairs);
bits.ReadInt32(out adj);
Console.WriteLine(" stream={0}, padstream={1}, key={2}, bux={3}, vals={4}, par={5}, adj={6}",
stream, padStream, key, buckets, vals, pairs, adj);
tiHashStream = stream;
tiHPadStream = padStream;
int u1;
int u2;
int u3;
bits.ReadInt32(out u1);
bits.ReadInt32(out u2);
bits.ReadInt32(out u3);
Console.WriteLine(" pos={0}, u1={1}, u2={2}, u3={3}",
bits.Position, u1, u2, u3);
#if true
int end = hdr + gprec;
while (bits.Position < end) {
ushort cbrec;
ushort leaf;
bits.ReadUInt16(out cbrec);
bits.ReadUInt16(out leaf);
Console.WriteLine(" [{0,4}] : {1}", cbrec, (LEAF)leaf);
Dump(bits.Buffer, bits.Position, bits.Position + cbrec - 2);
bits.Position += cbrec - 2;
// [GalenH]: Need to figure out what RECs are for.
}
#endif
}
public 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);
}
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;
}
}
}
return funcs;
}
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 scopeCount;
int slotCount;
CountScopesAndSlots(bits, proc.end, out scopeCount, out slotCount);
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);
// public byte[] rgl; // user data, force 4-byte alignment
if (oem.idOem == msilMetaData) {
metadata = new byte[stop - bits.Position];
bits.ReadBytes(metadata);
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 block.off);
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;
}
}
}
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 static void CountScopesAndSlots(BitAccess bits, uint limit,
out int scopes, out int slots)
{
int pos = bits.Position;
BlockSym32 block;
slots = 0;
scopes = 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;
default:
bits.Position = stop;
break;
}
}
bits.Position = pos;
}
internal PdbScope(BlockSym32 block, BitAccess bits, out uint typind)
{
this.segment = block.seg;
this.address = block.off;
this.length = block.len;
typind = 0;
int scopeCount;
int slotCount;
PdbFunction.CountScopesAndSlots(bits, block.end, out scopeCount, out slotCount);
scopes = new PdbScope[scopeCount];
slots = new PdbSlot[slotCount];
int scope = 0;
int slot = 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_END:
case SYM.S_UNAMESPACE:
case SYM.S_MANCONSTANT:
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");
}
}
static void LoadManagedLines(PdbFunction[] funcs,
IntHashTable names,
BitAccess bits,
uint limit)
{
Array.Sort(funcs, PdbFunction.byAddress);
checks.Clear();
// 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];
PdbSource src = new PdbSource((uint)ni, name);
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);
// 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 delta = (line.flags & 0x7f000000) >> 24;
bool statement = ((line.flags & 0x80000000) == 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,
line.flags & 0xffffff,
column.offColumnStart,
column.offColumnEnd);
}
}
break;
}
}
bits.Position = endSym;
}
}
public 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);
}
