// Python Wrapper object
static PyObject *Produce_Xor_From_Bitstring(PyObject *module, PyObject *args) {
datastore_descriptor ds;
int bitstringlength;
char *bitstringbuffer;
char *raw_resultbuffer;
uint64_t *resultbuffer;
if (!PyArg_ParseTuple(args, "is#", &ds, &bitstringbuffer, &bitstringlength)) {
// Incorrect args...
return NULL;
}
// Is the ds valid?
if (!is_table_entry_used(ds)) {
PyErr_SetString(PyExc_ValueError, "Bad index for Produce_Xor_From_Bitstring");
return NULL;
}
// Let's prepare a place to put this...
raw_resultbuffer = malloc(xordatastoretable[ds].sizeofablock+sizeof(uint64_t));
// ...and zero it out...
bzero(raw_resultbuffer, xordatastoretable[ds].sizeofablock+sizeof(uint64_t));
// ... now let's get a DWORD aligned offset
resultbuffer = (uint64_t *) dword_align(raw_resultbuffer);
// Let's actually calculate this!
bitstring_xor_worker(ds, bitstringbuffer, bitstringlength, resultbuffer);
// okay, let's put it in a buffer
PyObject *return_str_obj = Py_BuildValue("s#",(char *)resultbuffer,xordatastoretable[ds].sizeofablock);
// clear the buffer
free(raw_resultbuffer);
return return_str_obj;
}
// Python Wrapper object
static PyObject *Produce_Xor_From_Bitstring(PyObject *module, PyObject *args) {
datastore_descriptor ds;
int bitstringlength;
char *bitstringbuffer;
char *raw_resultbuffer;
__m128i *resultbuffer;
if (!PyArg_ParseTuple(args, "iy#", &ds, &bitstringbuffer, &bitstringlength)) {
// Incorrect args...
return NULL;
}
printf("ds %i . ", ds);
// Is the ds valid?
if (!is_table_entry_used(ds)) {
PyErr_SetString(PyExc_ValueError, "Bad index for Produce_Xor_From_Bitstring");
return NULL;
}
// Let's prepare a place to put the answer (1 block + alignment)
raw_resultbuffer = (char*) calloc(1, xordatastoretable[ds].sizeofablock + sizeof(__m128i));
// align it
resultbuffer = (__m128i *) dword_align(raw_resultbuffer);
// Let's actually calculate this!
bitstring_xor_worker(ds, bitstringbuffer, bitstringlength, resultbuffer);
// okay, let's put it in a buffer
PyObject *return_str_obj = Py_BuildValue("y#",(char *)resultbuffer, xordatastoretable[ds].sizeofablock);
// clear the buffer
free(raw_resultbuffer);
return return_str_obj;
}
