public void Read(ReaderContext ctxt, BlobReader reader, bool isFat, Func <OpCode, Row, object> resolveRow)
{
if (isFat)
{
Flags = (CorILExceptionClause)reader.ReadUInt32();
TryOffset = (int)reader.ReadUInt32();
TryLength = (int)reader.ReadUInt32();
HandlerOffset = (int)reader.ReadUInt32();
HandlerLength = (int)reader.ReadUInt32();
}
else
{
Flags = (CorILExceptionClause)reader.ReadUInt16();
TryOffset = (int)reader.ReadUInt16();
TryLength = (int)reader.ReadByte();
HandlerOffset = (int)reader.ReadUInt16();
HandlerLength = (int)reader.ReadByte();
}
var rowRef = default(TokenRef);
rowRef.Read(ctxt, reader);
rowRef.ResolveIndexes(ctxt);
Class = rowRef.Value == null ? null : resolveRow(OpCode.Ldobj, rowRef.Value);
if (Flags == CorILExceptionClause.Filter)
{
FilterOffset = (int)reader.ReadUInt32();
}
}
public void Read(ReaderContext ctxt, BlobReader reader, bool isFat, Func<OpCode, Row, object> resolveRow)
{
if (isFat)
{
Flags = (CorILExceptionClause)reader.ReadUInt32();
TryOffset = (int)reader.ReadUInt32();
TryLength = (int)reader.ReadUInt32();
HandlerOffset = (int)reader.ReadUInt32();
HandlerLength = (int)reader.ReadUInt32();
}
else
{
Flags = (CorILExceptionClause)reader.ReadUInt16();
TryOffset = (int)reader.ReadUInt16();
TryLength = (int)reader.ReadByte();
HandlerOffset = (int)reader.ReadUInt16();
HandlerLength = (int)reader.ReadByte();
}
var rowRef = default(TokenRef);
rowRef.Read(ctxt, reader);
rowRef.ResolveIndexes(ctxt);
Class = rowRef.Value == null ? null : resolveRow(OpCode.Ldobj, rowRef.Value);
if (Flags == CorILExceptionClause.Filter)
FilterOffset = (int)reader.ReadUInt32();
}
private bool ReadMethodDataSection(ReaderContext ctxt, BlobReader reader, Func <OpCode, Row, object> resolveRow)
{
reader.Align(4);
var flags = (CorILMethodSect)reader.ReadByte();
if ((flags & CorILMethodSect.EHTable) == 0)
{
throw new PEException("unrecognised method data section");
}
var isFat = (flags & CorILMethodSect.FatFormat) != 0;
var count = default(uint);
if (isFat)
{
var size = reader.ReadUInt24();
if (size < 4 || (size - 4) % 24 != 0)
{
throw new InvalidOperationException("invalid method data section");
}
count = (size - 4) / 24;
}
else
{
var size = (uint)reader.ReadByte();
// NOTE: Looks live VB emits size without including the 4 byte header...
if (size < 4 || (size - 4) % 12 != 0)
{
throw new InvalidOperationException("invalid method data section");
}
var padding = reader.ReadUInt16();
if (padding != 0)
{
throw new PEException("unexpected data");
}
count = (size - 4) / 12;
}
for (var i = 0; i < count; i++)
{
var c = new ExceptionHandlingClause();
c.Read(ctxt, reader, isFat, resolveRow);
ExceptionHandlingClauses.Add(c);
}
return((flags & CorILMethodSect.MoreSects) != 0);
}
public void Read(ReaderContext ctxt, BlobReader reader, uint beginOffset, Func<OpCode, Row, object> resolveRow)
{
Offset = (int)(reader.Offset - beginOffset);
OpCode = (OpCode)reader.ReadByte();
if (OpCode == OpCode.Prefix1)
OpCode = (OpCode)((ushort)OpCode << 8 | reader.ReadByte());
Value = default(object);
switch (OpCode)
{
case OpCode.Nop:
case OpCode.Break:
case OpCode.Ldarg_0:
case OpCode.Ldarg_1:
case OpCode.Ldarg_2:
case OpCode.Ldarg_3:
case OpCode.Ldloc_0:
case OpCode.Ldloc_1:
case OpCode.Ldloc_2:
case OpCode.Ldloc_3:
case OpCode.Stloc_0:
case OpCode.Stloc_1:
case OpCode.Stloc_2:
case OpCode.Stloc_3:
case OpCode.Ldnull:
case OpCode.Ldc_i4_m1:
case OpCode.Ldc_i4_0:
case OpCode.Ldc_i4_1:
case OpCode.Ldc_i4_2:
case OpCode.Ldc_i4_3:
case OpCode.Ldc_i4_4:
case OpCode.Ldc_i4_5:
case OpCode.Ldc_i4_6:
case OpCode.Ldc_i4_7:
case OpCode.Ldc_i4_8:
case OpCode.Dup:
case OpCode.Pop:
case OpCode.Ret:
case OpCode.Ldind_i1:
case OpCode.Ldind_u1:
case OpCode.Ldind_i2:
case OpCode.Ldind_u2:
case OpCode.Ldind_i4:
case OpCode.Ldind_u4:
case OpCode.Ldind_i8:
case OpCode.Ldind_i:
case OpCode.Ldind_r4:
case OpCode.Ldind_r8:
case OpCode.Ldind_ref:
case OpCode.Stind_ref:
case OpCode.Stind_i1:
case OpCode.Stind_i2:
case OpCode.Stind_i4:
case OpCode.Stind_i8:
case OpCode.Stind_r4:
case OpCode.Stind_r8:
case OpCode.Add:
case OpCode.Sub:
case OpCode.Mul:
case OpCode.Div:
case OpCode.Div_un:
case OpCode.Rem:
case OpCode.Rem_un:
case OpCode.And:
case OpCode.Or:
case OpCode.Xor:
case OpCode.Shl:
case OpCode.Shr:
case OpCode.Shr_un:
case OpCode.Neg:
case OpCode.Not:
case OpCode.Conv_i1:
case OpCode.Conv_i2:
case OpCode.Conv_i4:
case OpCode.Conv_i8:
case OpCode.Conv_r4:
case OpCode.Conv_r8:
case OpCode.Conv_u4:
case OpCode.Conv_u8:
case OpCode.Conv_r_un:
case OpCode.Throw:
case OpCode.Conv_ovf_i1_un:
case OpCode.Conv_ovf_i2_un:
case OpCode.Conv_ovf_i4_un:
case OpCode.Conv_ovf_i8_un:
case OpCode.Conv_ovf_u1_un:
case OpCode.Conv_ovf_u2_un:
case OpCode.Conv_ovf_u4_un:
case OpCode.Conv_ovf_u8_un:
case OpCode.Conv_ovf_i_un:
case OpCode.Conv_ovf_u_un:
case OpCode.Ldlen:
case OpCode.Ldelem_i1:
case OpCode.Ldelem_u1:
case OpCode.Ldelem_i2:
case OpCode.Ldelem_u2:
case OpCode.Ldelem_i4:
case OpCode.Ldelem_u4:
case OpCode.Ldelem_i8:
case OpCode.Ldelem_i:
case OpCode.Ldelem_r4:
case OpCode.Ldelem_r8:
case OpCode.Ldelem_ref:
case OpCode.Stelem_i:
case OpCode.Stelem_i1:
case OpCode.Stelem_i2:
case OpCode.Stelem_i4:
case OpCode.Stelem_i8:
case OpCode.Stelem_r4:
case OpCode.Stelem_r8:
case OpCode.Stelem_ref:
case OpCode.Conv_ovf_i1:
case OpCode.Conv_ovf_u1:
case OpCode.Conv_ovf_i2:
case OpCode.Conv_ovf_u2:
case OpCode.Conv_ovf_i4:
case OpCode.Conv_ovf_u4:
case OpCode.Conv_ovf_i8:
case OpCode.Conv_ovf_u8:
case OpCode.Ckfinite:
case OpCode.Conv_u2:
case OpCode.Conv_u1:
case OpCode.Conv_i:
case OpCode.Conv_ovf_i:
case OpCode.Conv_ovf_u:
case OpCode.Add_ovf:
case OpCode.Add_ovf_un:
case OpCode.Mul_ovf:
case OpCode.Mul_ovf_un:
case OpCode.Sub_ovf:
case OpCode.Sub_ovf_un:
case OpCode.Endfinally:
case OpCode.Stind_i:
case OpCode.Conv_u:
case OpCode.Prefix7:
case OpCode.Prefix6:
case OpCode.Prefix5:
case OpCode.Prefix4:
case OpCode.Prefix3:
case OpCode.Prefix2:
case OpCode.Prefix1:
case OpCode.Prefixref:
case OpCode.Arglist:
case OpCode.Ceq:
case OpCode.Cgt:
case OpCode.Cgt_un:
case OpCode.Clt:
case OpCode.Clt_un:
case OpCode.Localloc:
case OpCode.Endfilter:
case OpCode.Volatile:
case OpCode.Tailcall:
case OpCode.Cpblk:
case OpCode.Initblk:
case OpCode.Rethrow:
case OpCode.Refanytype:
case OpCode.Readonly:
break;
case OpCode.Br:
case OpCode.Brfalse:
case OpCode.Brtrue:
case OpCode.Beq:
case OpCode.Bge:
case OpCode.Bgt:
case OpCode.Ble:
case OpCode.Blt:
case OpCode.Bne_un:
case OpCode.Bge_un:
case OpCode.Bgt_un:
case OpCode.Ble_un:
case OpCode.Blt_un:
case OpCode.Leave:
{
// NOTE: Delta is w.r.t. start of next instruction
var delta = reader.ReadInt32();
Value = (int)(reader.Offset - beginOffset) + delta;
}
break;
case OpCode.Br_s:
case OpCode.Brfalse_s:
case OpCode.Brtrue_s:
case OpCode.Beq_s:
case OpCode.Bge_s:
case OpCode.Bgt_s:
case OpCode.Ble_s:
case OpCode.Blt_s:
case OpCode.Bne_un_s:
case OpCode.Bge_un_s:
case OpCode.Bgt_un_s:
case OpCode.Ble_un_s:
case OpCode.Blt_un_s:
case OpCode.Leave_s:
{
var delta = reader.ReadSByte();
Value = (int)(reader.Offset - beginOffset) + delta;
}
break;
case OpCode.Ldc_i4_s:
Value = (int)reader.ReadSByte();
break;
case OpCode.Unaligned:
case OpCode.Ldarg_s:
case OpCode.Ldarga_s:
case OpCode.Starg_s:
case OpCode.Ldloc_s:
case OpCode.Ldloca_s:
case OpCode.Stloc_s:
Value = (int)reader.ReadByte();
break;
case OpCode.Ldc_i4:
Value = reader.ReadInt32();
break;
case OpCode.Ldarg:
case OpCode.Ldarga:
case OpCode.Starg:
case OpCode.Ldloc:
case OpCode.Ldloca:
case OpCode.Stloc:
Value = (int)reader.ReadUInt32();
break;
case OpCode.Ldc_i8:
Value = reader.ReadInt64();
break;
case OpCode.Ldc_r4:
Value = reader.ReadSingle();
break;
case OpCode.Ldc_r8:
Value = reader.ReadDouble();
break;
case OpCode.Ldstr:
Value = ReadUserString(ctxt, reader);
break;
case OpCode.Switch:
{
var numTargets = (int)reader.ReadUInt32();
var targets = new Seq<int>(numTargets);
// Read as offsets from end of switch, then fixup to offsets from start of instructions
for (var i = 0; i < numTargets; i++)
targets.Add(reader.ReadInt32());
for (var i = 0; i < numTargets; i++)
targets[i] = (int)(reader.Offset - beginOffset) + targets[i];
Value = targets;
}
break;
case OpCode.Calli:
case OpCode.Ldfld:
case OpCode.Ldflda:
case OpCode.Stfld:
case OpCode.Ldsfld:
case OpCode.Ldsflda:
case OpCode.Stsfld:
case OpCode.Jmp:
case OpCode.Call:
case OpCode.Callvirt:
case OpCode.Newobj:
case OpCode.Ldftn:
case OpCode.Ldvirtftn:
case OpCode.Ldtoken:
case OpCode.Cpobj:
case OpCode.Ldobj:
case OpCode.Castclass:
case OpCode.Isinst:
case OpCode.Unbox:
case OpCode.Stobj:
case OpCode.Box:
case OpCode.Newarr:
case OpCode.Ldelema:
case OpCode.Ldelem:
case OpCode.Stelem:
case OpCode.Unbox_any:
case OpCode.Refanyval:
case OpCode.Mkrefany:
case OpCode.Initobj:
case OpCode.Constrained:
case OpCode.Sizeof:
Value = resolveRow(OpCode, ReadToken(ctxt, reader));
break;
default:
throw new PEException("unrecognised opcode");
}
}
private bool ReadMethodDataSection(ReaderContext ctxt, BlobReader reader, Func<OpCode, Row, object> resolveRow)
{
reader.Align(4);
var flags = (CorILMethodSect)reader.ReadByte();
if ((flags & CorILMethodSect.EHTable) == 0)
throw new PEException("unrecognised method data section");
var isFat = (flags & CorILMethodSect.FatFormat) != 0;
var count = default(uint);
if (isFat)
{
var size = reader.ReadUInt24();
if (size < 4 || (size - 4) % 24 != 0)
throw new InvalidOperationException("invalid method data section");
count = (size - 4) / 24;
}
else
{
var size = (uint)reader.ReadByte();
// NOTE: Looks live VB emits size without including the 4 byte header...
if (size < 4 || (size - 4) % 12 != 0)
throw new InvalidOperationException("invalid method data section");
var padding = reader.ReadUInt16();
if (padding != 0)
throw new PEException("unexpected data");
count = (size - 4) / 12;
}
for (var i = 0; i < count; i++)
{
var c = new ExceptionHandlingClause();
c.Read(ctxt, reader, isFat, resolveRow);
ExceptionHandlingClauses.Add(c);
}
return (flags & CorILMethodSect.MoreSects) != 0;
}
public void Read(ReaderContext ctxt, BlobReader reader, Func<OpCode, Row, object> resolveRow)
{
ExceptionHandlingClauses = new Seq<ExceptionHandlingClause>();
var firstByte = reader.ReadByte();
var formatKind = (CorILMethod)(firstByte & 0x3);
var bodySize = default(uint);
var more = default(bool);
switch (formatKind)
{
case CorILMethod.TinyFormat:
{
MaxStack = 8;
bodySize = (uint)(firstByte >> 2);
break;
}
case CorILMethod.FatFormat:
{
var secondByte = reader.ReadByte();
var flags = (CorILMethod)(((ushort)(secondByte & 0x7) << 8) | (ushort)firstByte);
IsInitLocals = (flags & CorILMethod.InitLocals) != 0;
var headerSize = (secondByte >> 4) & 0x7;
if (headerSize != 3)
throw new PEException("unexpected method body header size");
MaxStack = (int)reader.ReadUInt16();
bodySize = reader.ReadUInt32();
LocalVarRef.Read(ctxt, reader);
LocalVarRef.ResolveIndexes(ctxt);
more = (flags & CorILMethod.MoreSects) != 0;
break;
}
default:
throw new InvalidOperationException("invalid method body format");
}
if (bodySize > 0)
{
var beginOffset = reader.Offset;
var endOffset = reader.Offset + bodySize;
var n = 0;
while (reader.Offset < endOffset)
{
n++;
Instruction.Skip(reader);
}
reader.Offset = beginOffset;
Instructions = new Instruction[n];
for (var i = 0; i < n; i++)
Instructions[i].Read(ctxt, reader, beginOffset, resolveRow);
}
while (more)
more = ReadMethodDataSection(ctxt, reader, resolveRow);
}
public static void Skip(BlobReader reader)
{
var opCode = (OpCode)reader.ReadByte();
if (opCode == OpCode.Prefix1)
{
opCode = (OpCode)((ushort)opCode << 8 | reader.ReadByte());
}
switch (opCode)
{
case OpCode.Nop:
case OpCode.Break:
case OpCode.Ldarg_0:
case OpCode.Ldarg_1:
case OpCode.Ldarg_2:
case OpCode.Ldarg_3:
case OpCode.Ldloc_0:
case OpCode.Ldloc_1:
case OpCode.Ldloc_2:
case OpCode.Ldloc_3:
case OpCode.Stloc_0:
case OpCode.Stloc_1:
case OpCode.Stloc_2:
case OpCode.Stloc_3:
case OpCode.Ldnull:
case OpCode.Ldc_i4_m1:
case OpCode.Ldc_i4_0:
case OpCode.Ldc_i4_1:
case OpCode.Ldc_i4_2:
case OpCode.Ldc_i4_3:
case OpCode.Ldc_i4_4:
case OpCode.Ldc_i4_5:
case OpCode.Ldc_i4_6:
case OpCode.Ldc_i4_7:
case OpCode.Ldc_i4_8:
case OpCode.Dup:
case OpCode.Pop:
case OpCode.Ret:
case OpCode.Ldind_i1:
case OpCode.Ldind_u1:
case OpCode.Ldind_i2:
case OpCode.Ldind_u2:
case OpCode.Ldind_i4:
case OpCode.Ldind_u4:
case OpCode.Ldind_i8:
case OpCode.Ldind_i:
case OpCode.Ldind_r4:
case OpCode.Ldind_r8:
case OpCode.Ldind_ref:
case OpCode.Stind_ref:
case OpCode.Stind_i1:
case OpCode.Stind_i2:
case OpCode.Stind_i4:
case OpCode.Stind_i8:
case OpCode.Stind_r4:
case OpCode.Stind_r8:
case OpCode.Add:
case OpCode.Sub:
case OpCode.Mul:
case OpCode.Div:
case OpCode.Div_un:
case OpCode.Rem:
case OpCode.Rem_un:
case OpCode.And:
case OpCode.Or:
case OpCode.Xor:
case OpCode.Shl:
case OpCode.Shr:
case OpCode.Shr_un:
case OpCode.Neg:
case OpCode.Not:
case OpCode.Conv_i1:
case OpCode.Conv_i2:
case OpCode.Conv_i4:
case OpCode.Conv_i8:
case OpCode.Conv_r4:
case OpCode.Conv_r8:
case OpCode.Conv_u4:
case OpCode.Conv_u8:
case OpCode.Conv_r_un:
case OpCode.Throw:
case OpCode.Conv_ovf_i1_un:
case OpCode.Conv_ovf_i2_un:
case OpCode.Conv_ovf_i4_un:
case OpCode.Conv_ovf_i8_un:
case OpCode.Conv_ovf_u1_un:
case OpCode.Conv_ovf_u2_un:
case OpCode.Conv_ovf_u4_un:
case OpCode.Conv_ovf_u8_un:
case OpCode.Conv_ovf_i_un:
case OpCode.Conv_ovf_u_un:
case OpCode.Ldlen:
case OpCode.Ldelem_i1:
case OpCode.Ldelem_u1:
case OpCode.Ldelem_i2:
case OpCode.Ldelem_u2:
case OpCode.Ldelem_i4:
case OpCode.Ldelem_u4:
case OpCode.Ldelem_i8:
case OpCode.Ldelem_i:
case OpCode.Ldelem_r4:
case OpCode.Ldelem_r8:
case OpCode.Ldelem_ref:
case OpCode.Stelem_i:
case OpCode.Stelem_i1:
case OpCode.Stelem_i2:
case OpCode.Stelem_i4:
case OpCode.Stelem_i8:
case OpCode.Stelem_r4:
case OpCode.Stelem_r8:
case OpCode.Stelem_ref:
case OpCode.Conv_ovf_i1:
case OpCode.Conv_ovf_u1:
case OpCode.Conv_ovf_i2:
case OpCode.Conv_ovf_u2:
case OpCode.Conv_ovf_i4:
case OpCode.Conv_ovf_u4:
case OpCode.Conv_ovf_i8:
case OpCode.Conv_ovf_u8:
case OpCode.Ckfinite:
case OpCode.Conv_u2:
case OpCode.Conv_u1:
case OpCode.Conv_i:
case OpCode.Conv_ovf_i:
case OpCode.Conv_ovf_u:
case OpCode.Add_ovf:
case OpCode.Add_ovf_un:
case OpCode.Mul_ovf:
case OpCode.Mul_ovf_un:
case OpCode.Sub_ovf:
case OpCode.Sub_ovf_un:
case OpCode.Endfinally:
case OpCode.Stind_i:
case OpCode.Conv_u:
case OpCode.Prefix7:
case OpCode.Prefix6:
case OpCode.Prefix5:
case OpCode.Prefix4:
case OpCode.Prefix3:
case OpCode.Prefix2:
case OpCode.Prefix1:
case OpCode.Prefixref:
case OpCode.Arglist:
case OpCode.Ceq:
case OpCode.Cgt:
case OpCode.Cgt_un:
case OpCode.Clt:
case OpCode.Clt_un:
case OpCode.Localloc:
case OpCode.Endfilter:
case OpCode.Volatile:
case OpCode.Tailcall:
case OpCode.Cpblk:
case OpCode.Initblk:
case OpCode.Rethrow:
case OpCode.Refanytype:
case OpCode.Readonly:
break;
case OpCode.Br_s:
case OpCode.Brfalse_s:
case OpCode.Brtrue_s:
case OpCode.Beq_s:
case OpCode.Bge_s:
case OpCode.Bgt_s:
case OpCode.Ble_s:
case OpCode.Blt_s:
case OpCode.Bne_un_s:
case OpCode.Bge_un_s:
case OpCode.Bgt_un_s:
case OpCode.Ble_un_s:
case OpCode.Blt_un_s:
case OpCode.Leave_s:
case OpCode.Ldc_i4_s:
reader.ReadSByte();
break;
case OpCode.Unaligned:
case OpCode.Ldarg_s:
case OpCode.Ldarga_s:
case OpCode.Starg_s:
case OpCode.Ldloc_s:
case OpCode.Ldloca_s:
case OpCode.Stloc_s:
reader.ReadByte();
break;
case OpCode.Br:
case OpCode.Brfalse:
case OpCode.Brtrue:
case OpCode.Beq:
case OpCode.Bge:
case OpCode.Bgt:
case OpCode.Ble:
case OpCode.Blt:
case OpCode.Bne_un:
case OpCode.Bge_un:
case OpCode.Bgt_un:
case OpCode.Ble_un:
case OpCode.Blt_un:
case OpCode.Leave:
case OpCode.Ldc_i4:
reader.ReadInt32();
break;
case OpCode.Ldfld:
case OpCode.Ldflda:
case OpCode.Stfld:
case OpCode.Ldsfld:
case OpCode.Ldsflda:
case OpCode.Stsfld:
case OpCode.Calli:
case OpCode.Ldstr:
case OpCode.Ldtoken:
case OpCode.Cpobj:
case OpCode.Ldobj:
case OpCode.Castclass:
case OpCode.Isinst:
case OpCode.Unbox:
case OpCode.Stobj:
case OpCode.Box:
case OpCode.Newarr:
case OpCode.Ldelema:
case OpCode.Ldelem:
case OpCode.Stelem:
case OpCode.Unbox_any:
case OpCode.Refanyval:
case OpCode.Mkrefany:
case OpCode.Initobj:
case OpCode.Constrained:
case OpCode.Sizeof:
case OpCode.Ldarg:
case OpCode.Ldarga:
case OpCode.Starg:
case OpCode.Ldloc:
case OpCode.Ldloca:
case OpCode.Stloc:
case OpCode.Jmp:
case OpCode.Call:
case OpCode.Callvirt:
case OpCode.Newobj:
case OpCode.Ldftn:
case OpCode.Ldvirtftn:
reader.ReadUInt32();
break;
case OpCode.Ldc_i8:
reader.ReadInt64();
break;
case OpCode.Ldc_r4:
reader.ReadSingle();
break;
case OpCode.Ldc_r8:
reader.ReadDouble();
break;
case OpCode.Switch:
{
var numTargets = (int)reader.ReadUInt32();
for (var i = 0; i < numTargets; i++)
{
reader.ReadInt32();
}
break;
}
default:
throw new PEException("unrecognised opcode");
}
}
public void Read(ReaderContext ctxt, BlobReader reader, uint beginOffset, Func <OpCode, Row, object> resolveRow)
{
Offset = (int)(reader.Offset - beginOffset);
OpCode = (OpCode)reader.ReadByte();
if (OpCode == OpCode.Prefix1)
{
OpCode = (OpCode)((ushort)OpCode << 8 | reader.ReadByte());
}
Value = default(object);
switch (OpCode)
{
case OpCode.Nop:
case OpCode.Break:
case OpCode.Ldarg_0:
case OpCode.Ldarg_1:
case OpCode.Ldarg_2:
case OpCode.Ldarg_3:
case OpCode.Ldloc_0:
case OpCode.Ldloc_1:
case OpCode.Ldloc_2:
case OpCode.Ldloc_3:
case OpCode.Stloc_0:
case OpCode.Stloc_1:
case OpCode.Stloc_2:
case OpCode.Stloc_3:
case OpCode.Ldnull:
case OpCode.Ldc_i4_m1:
case OpCode.Ldc_i4_0:
case OpCode.Ldc_i4_1:
case OpCode.Ldc_i4_2:
case OpCode.Ldc_i4_3:
case OpCode.Ldc_i4_4:
case OpCode.Ldc_i4_5:
case OpCode.Ldc_i4_6:
case OpCode.Ldc_i4_7:
case OpCode.Ldc_i4_8:
case OpCode.Dup:
case OpCode.Pop:
case OpCode.Ret:
case OpCode.Ldind_i1:
case OpCode.Ldind_u1:
case OpCode.Ldind_i2:
case OpCode.Ldind_u2:
case OpCode.Ldind_i4:
case OpCode.Ldind_u4:
case OpCode.Ldind_i8:
case OpCode.Ldind_i:
case OpCode.Ldind_r4:
case OpCode.Ldind_r8:
case OpCode.Ldind_ref:
case OpCode.Stind_ref:
case OpCode.Stind_i1:
case OpCode.Stind_i2:
case OpCode.Stind_i4:
case OpCode.Stind_i8:
case OpCode.Stind_r4:
case OpCode.Stind_r8:
case OpCode.Add:
case OpCode.Sub:
case OpCode.Mul:
case OpCode.Div:
case OpCode.Div_un:
case OpCode.Rem:
case OpCode.Rem_un:
case OpCode.And:
case OpCode.Or:
case OpCode.Xor:
case OpCode.Shl:
case OpCode.Shr:
case OpCode.Shr_un:
case OpCode.Neg:
case OpCode.Not:
case OpCode.Conv_i1:
case OpCode.Conv_i2:
case OpCode.Conv_i4:
case OpCode.Conv_i8:
case OpCode.Conv_r4:
case OpCode.Conv_r8:
case OpCode.Conv_u4:
case OpCode.Conv_u8:
case OpCode.Conv_r_un:
case OpCode.Throw:
case OpCode.Conv_ovf_i1_un:
case OpCode.Conv_ovf_i2_un:
case OpCode.Conv_ovf_i4_un:
case OpCode.Conv_ovf_i8_un:
case OpCode.Conv_ovf_u1_un:
case OpCode.Conv_ovf_u2_un:
case OpCode.Conv_ovf_u4_un:
case OpCode.Conv_ovf_u8_un:
case OpCode.Conv_ovf_i_un:
case OpCode.Conv_ovf_u_un:
case OpCode.Ldlen:
case OpCode.Ldelem_i1:
case OpCode.Ldelem_u1:
case OpCode.Ldelem_i2:
case OpCode.Ldelem_u2:
case OpCode.Ldelem_i4:
case OpCode.Ldelem_u4:
case OpCode.Ldelem_i8:
case OpCode.Ldelem_i:
case OpCode.Ldelem_r4:
case OpCode.Ldelem_r8:
case OpCode.Ldelem_ref:
case OpCode.Stelem_i:
case OpCode.Stelem_i1:
case OpCode.Stelem_i2:
case OpCode.Stelem_i4:
case OpCode.Stelem_i8:
case OpCode.Stelem_r4:
case OpCode.Stelem_r8:
case OpCode.Stelem_ref:
case OpCode.Conv_ovf_i1:
case OpCode.Conv_ovf_u1:
case OpCode.Conv_ovf_i2:
case OpCode.Conv_ovf_u2:
case OpCode.Conv_ovf_i4:
case OpCode.Conv_ovf_u4:
case OpCode.Conv_ovf_i8:
case OpCode.Conv_ovf_u8:
case OpCode.Ckfinite:
case OpCode.Conv_u2:
case OpCode.Conv_u1:
case OpCode.Conv_i:
case OpCode.Conv_ovf_i:
case OpCode.Conv_ovf_u:
case OpCode.Add_ovf:
case OpCode.Add_ovf_un:
case OpCode.Mul_ovf:
case OpCode.Mul_ovf_un:
case OpCode.Sub_ovf:
case OpCode.Sub_ovf_un:
case OpCode.Endfinally:
case OpCode.Stind_i:
case OpCode.Conv_u:
case OpCode.Prefix7:
case OpCode.Prefix6:
case OpCode.Prefix5:
case OpCode.Prefix4:
case OpCode.Prefix3:
case OpCode.Prefix2:
case OpCode.Prefix1:
case OpCode.Prefixref:
case OpCode.Arglist:
case OpCode.Ceq:
case OpCode.Cgt:
case OpCode.Cgt_un:
case OpCode.Clt:
case OpCode.Clt_un:
case OpCode.Localloc:
case OpCode.Endfilter:
case OpCode.Volatile:
case OpCode.Tailcall:
case OpCode.Cpblk:
case OpCode.Initblk:
case OpCode.Rethrow:
case OpCode.Refanytype:
case OpCode.Readonly:
break;
case OpCode.Br:
case OpCode.Brfalse:
case OpCode.Brtrue:
case OpCode.Beq:
case OpCode.Bge:
case OpCode.Bgt:
case OpCode.Ble:
case OpCode.Blt:
case OpCode.Bne_un:
case OpCode.Bge_un:
case OpCode.Bgt_un:
case OpCode.Ble_un:
case OpCode.Blt_un:
case OpCode.Leave:
{
// NOTE: Delta is w.r.t. start of next instruction
var delta = reader.ReadInt32();
Value = (int)(reader.Offset - beginOffset) + delta;
}
break;
case OpCode.Br_s:
case OpCode.Brfalse_s:
case OpCode.Brtrue_s:
case OpCode.Beq_s:
case OpCode.Bge_s:
case OpCode.Bgt_s:
case OpCode.Ble_s:
case OpCode.Blt_s:
case OpCode.Bne_un_s:
case OpCode.Bge_un_s:
case OpCode.Bgt_un_s:
case OpCode.Ble_un_s:
case OpCode.Blt_un_s:
case OpCode.Leave_s:
{
var delta = reader.ReadSByte();
Value = (int)(reader.Offset - beginOffset) + delta;
}
break;
case OpCode.Ldc_i4_s:
Value = (int)reader.ReadSByte();
break;
case OpCode.Unaligned:
case OpCode.Ldarg_s:
case OpCode.Ldarga_s:
case OpCode.Starg_s:
case OpCode.Ldloc_s:
case OpCode.Ldloca_s:
case OpCode.Stloc_s:
Value = (int)reader.ReadByte();
break;
case OpCode.Ldc_i4:
Value = reader.ReadInt32();
break;
case OpCode.Ldarg:
case OpCode.Ldarga:
case OpCode.Starg:
case OpCode.Ldloc:
case OpCode.Ldloca:
case OpCode.Stloc:
Value = (int)reader.ReadUInt32();
break;
case OpCode.Ldc_i8:
Value = reader.ReadInt64();
break;
case OpCode.Ldc_r4:
Value = reader.ReadSingle();
break;
case OpCode.Ldc_r8:
Value = reader.ReadDouble();
break;
case OpCode.Ldstr:
Value = ReadUserString(ctxt, reader);
break;
case OpCode.Switch:
{
var numTargets = (int)reader.ReadUInt32();
var targets = new Seq <int>(numTargets);
// Read as offsets from end of switch, then fixup to offsets from start of instructions
for (var i = 0; i < numTargets; i++)
{
targets.Add(reader.ReadInt32());
}
for (var i = 0; i < numTargets; i++)
{
targets[i] = (int)(reader.Offset - beginOffset) + targets[i];
}
Value = targets;
}
break;
case OpCode.Calli:
case OpCode.Ldfld:
case OpCode.Ldflda:
case OpCode.Stfld:
case OpCode.Ldsfld:
case OpCode.Ldsflda:
case OpCode.Stsfld:
case OpCode.Jmp:
case OpCode.Call:
case OpCode.Callvirt:
case OpCode.Newobj:
case OpCode.Ldftn:
case OpCode.Ldvirtftn:
case OpCode.Ldtoken:
case OpCode.Cpobj:
case OpCode.Ldobj:
case OpCode.Castclass:
case OpCode.Isinst:
case OpCode.Unbox:
case OpCode.Stobj:
case OpCode.Box:
case OpCode.Newarr:
case OpCode.Ldelema:
case OpCode.Ldelem:
case OpCode.Stelem:
case OpCode.Unbox_any:
case OpCode.Refanyval:
case OpCode.Mkrefany:
case OpCode.Initobj:
case OpCode.Constrained:
case OpCode.Sizeof:
Value = resolveRow(OpCode, ReadToken(ctxt, reader));
break;
default:
throw new PEException("unrecognised opcode");
}
}
public static LocalVarMemberSig ReadLocalVar(ReaderContext ctxt, BlobReader reader)
{
var tag = (MemberSigTag)reader.ReadByte();
var res = new LocalVarMemberSig { Tag = tag };
res.ReadRest(ctxt, reader);
return res;
}
public void Read(ReaderContext ctxt, BlobReader reader, Func <OpCode, Row, object> resolveRow)
{
ExceptionHandlingClauses = new Seq <ExceptionHandlingClause>();
var firstByte = reader.ReadByte();
var formatKind = (CorILMethod)(firstByte & 0x3);
var bodySize = default(uint);
var more = default(bool);
switch (formatKind)
{
case CorILMethod.TinyFormat:
{
MaxStack = 8;
bodySize = (uint)(firstByte >> 2);
break;
}
case CorILMethod.FatFormat:
{
var secondByte = reader.ReadByte();
var flags = (CorILMethod)(((ushort)(secondByte & 0x7) << 8) | (ushort)firstByte);
IsInitLocals = (flags & CorILMethod.InitLocals) != 0;
var headerSize = (secondByte >> 4) & 0x7;
if (headerSize != 3)
{
throw new PEException("unexpected method body header size");
}
MaxStack = (int)reader.ReadUInt16();
bodySize = reader.ReadUInt32();
LocalVarRef.Read(ctxt, reader);
LocalVarRef.ResolveIndexes(ctxt);
more = (flags & CorILMethod.MoreSects) != 0;
break;
}
default:
throw new InvalidOperationException("invalid method body format");
}
if (bodySize > 0)
{
var beginOffset = reader.Offset;
var endOffset = reader.Offset + bodySize;
var n = 0;
while (reader.Offset < endOffset)
{
n++;
Instruction.Skip(reader);
}
reader.Offset = beginOffset;
Instructions = new Instruction[n];
for (var i = 0; i < n; i++)
{
Instructions[i].Read(ctxt, reader, beginOffset, resolveRow);
}
}
while (more)
{
more = ReadMethodDataSection(ctxt, reader, resolveRow);
}
}
public static MethodMemberSig ReadMethod(ReaderContext ctxt, BlobReader reader)
{
var tag = (MemberSigTag)reader.ReadByte();
var res = new MethodMemberSig { Tag = tag };
res.ReadRest(ctxt, reader);
return res;
}
public static MemberSig Read(ReaderContext ctxt, BlobReader reader)
{
var tag = (MemberSigTag)reader.ReadByte();
var res = default(MemberSig);
switch (tag & MemberSigTag.MASK)
{
case MemberSigTag.FIELD:
res = new FieldMemberSig();
break;
case MemberSigTag.PROPERTY:
res = new PropertyMemberSig { Tag = tag };
break;
case MemberSigTag.LOCAL_SIG:
res = new LocalVarMemberSig();
break;
case MemberSigTag.GENERICINST:
res = new MethodSpecMemberSig();
break;
default:
res = new MethodMemberSig { Tag = tag };
break;
}
res.ReadRest(ctxt, reader);
return res;
}
public void Read(IImSeq<CustomAttributePropertyType> fixedArgTypes, BlobReader reader, Func<string, CustomAttributePropertyType> resolveType)
{
var fieldArgs = default(Map<string, CustomAttributeProperty>);
var propertyArgs = default(Map<string, CustomAttributeProperty>);
if (reader.AtEndOfBlob)
{
if (fixedArgTypes.Count > 0)
throw new PEException("expected fixed arguments in custom attribute");
FixedArgs = Constants.EmptyCustomAttributeProperties;
FieldArgs = Constants.EmptyNamedCustomAttributueProperties;
PropertyArgs = Constants.EmptyNamedCustomAttributueProperties;
}
else
{
if (reader.ReadUInt16() != prolog)
throw new PEException("invalid custom attribute");
if (fixedArgTypes.Count > 0)
{
var fixedArgs = new Seq<CustomAttributeProperty>(fixedArgTypes.Count);
for (var i = 0; i < fixedArgTypes.Count; i++)
{
var type = fixedArgTypes[i];
fixedArgs.Add
(new CustomAttributeProperty { Type = type, Value = type.ReadValue(reader, resolveType) });
}
FixedArgs = fixedArgs;
}
else
FixedArgs = Constants.EmptyCustomAttributeProperties;
var numNamed = reader.ReadUInt16();
for (var i = 0; i < numNamed; i++)
{
var tag = (TypeSigTag)reader.ReadByte();
var type = CustomAttributePropertyType.Read(reader, resolveType);
var nm = reader.ReadUTF8SizedString();
var prop = new CustomAttributeProperty { Type = type, Value = type.ReadValue(reader, resolveType) };
if (tag == TypeSigTag.CUSTOM_ATTRIBUTE_FIELD)
{
if (fieldArgs == null)
fieldArgs = new Map<string, CustomAttributeProperty>();
if (fieldArgs.ContainsKey(nm))
throw new PEException("duplicate named field in custom attribute");
fieldArgs.Add(nm, prop);
}
else if (tag == TypeSigTag.CUSTOM_ATTRIBUTE_PROPERTY)
{
if (propertyArgs == null)
propertyArgs = new Map<string, CustomAttributeProperty>();
if (propertyArgs.ContainsKey(nm))
throw new PEException("duplicate named property in custom attribute");
propertyArgs.Add(nm, prop);
}
else
throw new PEException("invalid custom attribute");
}
FieldArgs = fieldArgs ?? Constants.EmptyNamedCustomAttributueProperties;
PropertyArgs = propertyArgs ?? Constants.EmptyNamedCustomAttributueProperties;
}
}
public override object ReadValue(BlobReader reader, Func<string, CustomAttributePropertyType> resolveType)
{
switch (Type)
{
case PrimitiveType.Boolean:
return reader.ReadByte() == 0 ? false : true;
case PrimitiveType.Char:
return (char)reader.ReadUInt16();
case PrimitiveType.Int8:
return reader.ReadSByte();
case PrimitiveType.Int16:
return reader.ReadInt16();
case PrimitiveType.Int32:
return reader.ReadInt32();
case PrimitiveType.Int64:
return reader.ReadInt64();
case PrimitiveType.UInt8:
return reader.ReadByte();
case PrimitiveType.UInt16:
return reader.ReadUInt16();
case PrimitiveType.UInt32:
return reader.ReadUInt32();
case PrimitiveType.UInt64:
return reader.ReadUInt64();
case PrimitiveType.IntNative:
case PrimitiveType.UIntNative:
throw new PEException("cannot read native integers");
case PrimitiveType.Single:
return reader.ReadSingle();
case PrimitiveType.Double:
return reader.ReadDouble();
case PrimitiveType.String:
return reader.ReadUTF8SizedString();
case PrimitiveType.Type:
return new TypeCustomAttributePropertyValue { Name = reader.ReadUTF8SizedString() };
case PrimitiveType.Object:
case PrimitiveType.TypedRef:
case PrimitiveType.Void:
throw new PEException("invalid type tag in custom attribute");
default:
throw new ArgumentOutOfRangeException();
}
}
public static CustomAttributePropertyType Read(BlobReader reader, Func<string, CustomAttributePropertyType> resolveType)
{
var tag = (TypeSigTag)reader.ReadByte();
var res = default(CustomAttributePropertyType);
switch (tag)
{
case TypeSigTag.SZARRAY:
res = new ArrayCustomAttributePropertyType();
break;
case TypeSigTag.CUSTOM_ATTRIBUTE_BOXED_ARGUMENT:
res = new ObjectCustomAttributePropertyType();
break;
case TypeSigTag.CUSTOM_ATTRIBUTE_ENUM:
{
var typeName = reader.ReadUTF8SizedString();
res = resolveType(typeName);
if (!(res is EnumCustomAttributePropertyType))
throw new PEException("invalid enumeration type in custom attribute");
break;
}
default:
res = new PrimitiveCustomAttributePropertyType { Type = PrimitiveTypeSig.FromTag(tag) };
break;
}
res.ReadRest(reader, resolveType);
return res;
}
public static void Skip(BlobReader reader)
{
var opCode = (OpCode)reader.ReadByte();
if (opCode == OpCode.Prefix1)
opCode = (OpCode)((ushort)opCode << 8 | reader.ReadByte());
switch (opCode)
{
case OpCode.Nop:
case OpCode.Break:
case OpCode.Ldarg_0:
case OpCode.Ldarg_1:
case OpCode.Ldarg_2:
case OpCode.Ldarg_3:
case OpCode.Ldloc_0:
case OpCode.Ldloc_1:
case OpCode.Ldloc_2:
case OpCode.Ldloc_3:
case OpCode.Stloc_0:
case OpCode.Stloc_1:
case OpCode.Stloc_2:
case OpCode.Stloc_3:
case OpCode.Ldnull:
case OpCode.Ldc_i4_m1:
case OpCode.Ldc_i4_0:
case OpCode.Ldc_i4_1:
case OpCode.Ldc_i4_2:
case OpCode.Ldc_i4_3:
case OpCode.Ldc_i4_4:
case OpCode.Ldc_i4_5:
case OpCode.Ldc_i4_6:
case OpCode.Ldc_i4_7:
case OpCode.Ldc_i4_8:
case OpCode.Dup:
case OpCode.Pop:
case OpCode.Ret:
case OpCode.Ldind_i1:
case OpCode.Ldind_u1:
case OpCode.Ldind_i2:
case OpCode.Ldind_u2:
case OpCode.Ldind_i4:
case OpCode.Ldind_u4:
case OpCode.Ldind_i8:
case OpCode.Ldind_i:
case OpCode.Ldind_r4:
case OpCode.Ldind_r8:
case OpCode.Ldind_ref:
case OpCode.Stind_ref:
case OpCode.Stind_i1:
case OpCode.Stind_i2:
case OpCode.Stind_i4:
case OpCode.Stind_i8:
case OpCode.Stind_r4:
case OpCode.Stind_r8:
case OpCode.Add:
case OpCode.Sub:
case OpCode.Mul:
case OpCode.Div:
case OpCode.Div_un:
case OpCode.Rem:
case OpCode.Rem_un:
case OpCode.And:
case OpCode.Or:
case OpCode.Xor:
case OpCode.Shl:
case OpCode.Shr:
case OpCode.Shr_un:
case OpCode.Neg:
case OpCode.Not:
case OpCode.Conv_i1:
case OpCode.Conv_i2:
case OpCode.Conv_i4:
case OpCode.Conv_i8:
case OpCode.Conv_r4:
case OpCode.Conv_r8:
case OpCode.Conv_u4:
case OpCode.Conv_u8:
case OpCode.Conv_r_un:
case OpCode.Throw:
case OpCode.Conv_ovf_i1_un:
case OpCode.Conv_ovf_i2_un:
case OpCode.Conv_ovf_i4_un:
case OpCode.Conv_ovf_i8_un:
case OpCode.Conv_ovf_u1_un:
case OpCode.Conv_ovf_u2_un:
case OpCode.Conv_ovf_u4_un:
case OpCode.Conv_ovf_u8_un:
case OpCode.Conv_ovf_i_un:
case OpCode.Conv_ovf_u_un:
case OpCode.Ldlen:
case OpCode.Ldelem_i1:
case OpCode.Ldelem_u1:
case OpCode.Ldelem_i2:
case OpCode.Ldelem_u2:
case OpCode.Ldelem_i4:
case OpCode.Ldelem_u4:
case OpCode.Ldelem_i8:
case OpCode.Ldelem_i:
case OpCode.Ldelem_r4:
case OpCode.Ldelem_r8:
case OpCode.Ldelem_ref:
case OpCode.Stelem_i:
case OpCode.Stelem_i1:
case OpCode.Stelem_i2:
case OpCode.Stelem_i4:
case OpCode.Stelem_i8:
case OpCode.Stelem_r4:
case OpCode.Stelem_r8:
case OpCode.Stelem_ref:
case OpCode.Conv_ovf_i1:
case OpCode.Conv_ovf_u1:
case OpCode.Conv_ovf_i2:
case OpCode.Conv_ovf_u2:
case OpCode.Conv_ovf_i4:
case OpCode.Conv_ovf_u4:
case OpCode.Conv_ovf_i8:
case OpCode.Conv_ovf_u8:
case OpCode.Ckfinite:
case OpCode.Conv_u2:
case OpCode.Conv_u1:
case OpCode.Conv_i:
case OpCode.Conv_ovf_i:
case OpCode.Conv_ovf_u:
case OpCode.Add_ovf:
case OpCode.Add_ovf_un:
case OpCode.Mul_ovf:
case OpCode.Mul_ovf_un:
case OpCode.Sub_ovf:
case OpCode.Sub_ovf_un:
case OpCode.Endfinally:
case OpCode.Stind_i:
case OpCode.Conv_u:
case OpCode.Prefix7:
case OpCode.Prefix6:
case OpCode.Prefix5:
case OpCode.Prefix4:
case OpCode.Prefix3:
case OpCode.Prefix2:
case OpCode.Prefix1:
case OpCode.Prefixref:
case OpCode.Arglist:
case OpCode.Ceq:
case OpCode.Cgt:
case OpCode.Cgt_un:
case OpCode.Clt:
case OpCode.Clt_un:
case OpCode.Localloc:
case OpCode.Endfilter:
case OpCode.Volatile:
case OpCode.Tailcall:
case OpCode.Cpblk:
case OpCode.Initblk:
case OpCode.Rethrow:
case OpCode.Refanytype:
case OpCode.Readonly:
break;
case OpCode.Br_s:
case OpCode.Brfalse_s:
case OpCode.Brtrue_s:
case OpCode.Beq_s:
case OpCode.Bge_s:
case OpCode.Bgt_s:
case OpCode.Ble_s:
case OpCode.Blt_s:
case OpCode.Bne_un_s:
case OpCode.Bge_un_s:
case OpCode.Bgt_un_s:
case OpCode.Ble_un_s:
case OpCode.Blt_un_s:
case OpCode.Leave_s:
case OpCode.Ldc_i4_s:
reader.ReadSByte();
break;
case OpCode.Unaligned:
case OpCode.Ldarg_s:
case OpCode.Ldarga_s:
case OpCode.Starg_s:
case OpCode.Ldloc_s:
case OpCode.Ldloca_s:
case OpCode.Stloc_s:
reader.ReadByte();
break;
case OpCode.Br:
case OpCode.Brfalse:
case OpCode.Brtrue:
case OpCode.Beq:
case OpCode.Bge:
case OpCode.Bgt:
case OpCode.Ble:
case OpCode.Blt:
case OpCode.Bne_un:
case OpCode.Bge_un:
case OpCode.Bgt_un:
case OpCode.Ble_un:
case OpCode.Blt_un:
case OpCode.Leave:
case OpCode.Ldc_i4:
reader.ReadInt32();
break;
case OpCode.Ldfld:
case OpCode.Ldflda:
case OpCode.Stfld:
case OpCode.Ldsfld:
case OpCode.Ldsflda:
case OpCode.Stsfld:
case OpCode.Calli:
case OpCode.Ldstr:
case OpCode.Ldtoken:
case OpCode.Cpobj:
case OpCode.Ldobj:
case OpCode.Castclass:
case OpCode.Isinst:
case OpCode.Unbox:
case OpCode.Stobj:
case OpCode.Box:
case OpCode.Newarr:
case OpCode.Ldelema:
case OpCode.Ldelem:
case OpCode.Stelem:
case OpCode.Unbox_any:
case OpCode.Refanyval:
case OpCode.Mkrefany:
case OpCode.Initobj:
case OpCode.Constrained:
case OpCode.Sizeof:
case OpCode.Ldarg:
case OpCode.Ldarga:
case OpCode.Starg:
case OpCode.Ldloc:
case OpCode.Ldloca:
case OpCode.Stloc:
case OpCode.Jmp:
case OpCode.Call:
case OpCode.Callvirt:
case OpCode.Newobj:
case OpCode.Ldftn:
case OpCode.Ldvirtftn:
reader.ReadUInt32();
break;
case OpCode.Ldc_i8:
reader.ReadInt64();
break;
case OpCode.Ldc_r4:
reader.ReadSingle();
break;
case OpCode.Ldc_r8:
reader.ReadDouble();
break;
case OpCode.Switch:
{
var numTargets = (int)reader.ReadUInt32();
for (var i = 0; i < numTargets; i++)
reader.ReadInt32();
break;
}
default:
throw new PEException("unrecognised opcode");
}
}
public RVA BaseOfData; // == start of .reloc or .rsrc section, whichever is lower
public void Read(ReaderContext ctxt, BlobReader reader)
{
var actualMagic = reader.ReadUInt16();
if (actualMagic != magic)
throw new PEException("invalid PEHeaderStandardFields.Magic");
LMajor = reader.ReadByte();
if (LMajor < lMajorLow || LMajor > lMajorHigh)
throw new PEException("invalid PEHeaderStandardFields.LMajor");
var actualLMinor = reader.ReadByte();
if (actualLMinor != lMinor)
throw new PEException("invalid PEHeaderStandardFields.LMinor");
CodeSize = reader.ReadUInt32();
InitializedDataSize = reader.ReadUInt32();
var actualUninitializedDataSize = reader.ReadUInt32();
if (actualUninitializedDataSize != uninitializedDataSize)
throw new PEException("invalid PEHeaderStandardFields.UninitializedDataSize");
EntryPoint.Read(reader);
BaseOfCode.Read(reader);
BaseOfData.Read(reader);
if (ctxt.Tracer != null)
{
ctxt.Tracer.AppendLine(String.Format("PEHeaderStandardFields.CodeSize: {0:x8}", CodeSize));
ctxt.Tracer.AppendLine
(String.Format("PEHeaderStandardFields.InitializedDataSize: {0:x8}", InitializedDataSize));
}
}
public static PropertyMemberSig ReadProperty(ReaderContext ctxt, BlobReader reader)
{
var tag = (MemberSigTag)reader.ReadByte();
var res = new PropertyMemberSig { Tag = tag };
res.ReadRest(ctxt, reader);
return res;
}
