private static unsafe DecodedInst CreateDecodedInstObj(_DecodedInst *inst)
{
return(new DecodedInst {
Offset = inst->offset,
Size = inst->size,
Mnemonic = new String(inst->mnemonic.p),
Operands = new String(inst->operands.p),
Hex = new string(inst->instructionHex.p)
});
}
public static unsafe void Decode(CodeInfo nci, DecodedResult dr)
{
_CodeInfo * ci = null;
_DecodedInst *insts = null;
var gch = new GCHandle();
uint usedInstructionsCount = 0;
try
{
if ((ci = AcquireCodeInfoStruct(nci, out gch)) == null)
{
throw new OutOfMemoryException();
}
var maxInstructions = dr.MaxInstructions;
if ((insts = (_DecodedInst *)Malloc(maxInstructions * sizeof(_DecodedInst))) == null)
{
throw new OutOfMemoryException();
}
distorm_decode64(ci->codeOffset, ci->code, ci->codeLen, ci->dt, insts, (uint)maxInstructions,
&usedInstructionsCount);
var dinsts = new DecodedInst[usedInstructionsCount];
for (var i = 0; i < usedInstructionsCount; i++)
{
dinsts[i] = CreateDecodedInstObj(&insts[i]);
}
dr.Instructions = dinsts;
}
finally {
/* In case of an error, jInsts will get cleaned automatically. */
if (gch.IsAllocated)
{
gch.Free();
}
if (ci != null)
{
Free(ci);
}
if (insts != null)
{
Free(insts);
}
}
}
