bool operator()(BinaryStream const& rBinStrm, TOffset Offset, Instruction& rInsn, Operand* pOprd)
{
ConstType ct;
rBinStrm.Read(Offset, ct);
pOprd->SetValue(SignExtend<ConstType, Pos>(ct));
pOprd->SetType(OpType);
pOprd->SetOffset(static_cast<u8>(rInsn.GetLength()));
rInsn.Length() += sizeof(ct);
return true;
}
unsigned int VM::CalcInstructionLen() {
if(mLoaded) {
Memory::MemoryOffset curMem = mMem.getOffset(mProc.GetRegister(REG_IP));
Instruction* inst = Instruction::ReadInstruction(curMem, &mProc);
if(inst != NULL) {
unsigned int len = inst->GetLength();
delete inst;
return len;
}
return 0;
}
return 0;
}
void VM::Disassemble() {
if(mLoaded) {
if(!mVirgo) {
unsigned int tmpIP = 0;
Instruction* tmpInst = 0;
Memory::MemoryOffset curMem = mMem.getOffset(tmpIP);
while((tmpInst = Instruction::ReadInstruction(curMem, &mProc )) != 0) {
mInstructions.push_back(tmpInst);
tmpIP += tmpInst->GetLength() % MEM_SIZE;
curMem = curMem.getNewOffset(tmpIP);
}
}
}
}
bool operator()(BinaryStream const& rBinStrm, X86_Bit Bit, TOffset Offset, Instruction& rInsn, Operand* pOprd)
{
ConstType ct;
rBinStrm.Read(Offset, ct);
pOprd->SetValue(SignExtend<ConstType, Pos>(ct));
switch (Bit)
{
case X86_Bit_16: pOprd->SetType(O_REL16); break;
case X86_Bit_32: pOprd->SetType(O_REL32); break;
case X86_Bit_64: pOprd->SetType(O_REL64); break;
default: pOprd->SetType(O_NONE); break;
}
pOprd->SetOffset(static_cast<u8>(rInsn.GetLength()));
rInsn.Length() += sizeof(ct);
return true;
}
