Exemple #1
0
        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);
                }
            }
        }
        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);
              }
        }