jyapayne/murmur3
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More consistent parameters

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This commit is contained in:
Cameron Eure 2012-10-08 11:14:58 -07:00
commit 44fd08de5e
1 changed files with 16 additions and 13 deletions
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29
module.cpp
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@ -11,16 +11,14 @@ static PyObject* hash32(PyObject *self, PyObject *args)
PyObject *result;
args_len = (int32_t)PyTuple_Size(args);
if (args_len == 3) {
if (!PyArg_ParseTuple(args, "sII", &value, &len, &seed)) {
if (args_len == 2) {
if (!PyArg_ParseTuple(args, "s#I", &value, &len, &seed)) {
return NULL;
}
} else {
if (!PyArg_ParseTuple(args, "sI", &value, &len)) {
if (!PyArg_ParseTuple(args, "s#", &value, &len)) {
return NULL;
}
seed = len;
}
MurmurHash3_x86_32(value, len, seed, &h);
@ -44,16 +42,14 @@ static PyObject *hash128(PyObject *self, PyObject *args)
PyObject *tmp[4];
args_len = (int32_t)PyTuple_Size(args);
if (args_len == 3) {
if (!PyArg_ParseTuple(args, "sII", &value, &len, &seed)) {
if (args_len == 2) {
if (!PyArg_ParseTuple(args, "s#I", &value, &len, &seed)) {
return NULL;
}
} else {
if (!PyArg_ParseTuple(args, "sI", &value, &len)) {
if (!PyArg_ParseTuple(args, "s#", &value, &len)) {
return NULL;
}
seed = len;
}
MurmurHash3_x86_128(value, len, seed, &out);
@ -68,7 +64,14 @@ static PyObject *hash128(PyObject *self, PyObject *args)
for (i = 0; i < 4; i++) {
tmp[i] = PyLong_FromUnsignedLong(out[i]);
if (!tmp[i]) {
//Py_DECREF(result);
/*
for (i--; i > -1; i--) {
Py_DECREF(tmp[i]);
}
Py_DECREF(result);
*/
PyErr_SetString(PyExc_MemoryError, "PyLong_FromUnsignedLong() returned NULL.");
return NULL;
}
@ -82,10 +85,10 @@ static PyObject *hash128(PyObject *self, PyObject *args)
static PyMethodDef methods[] = {
{"hash32", hash32, METH_VARARGS,
"Calculate Murmur3 32-bit unsigned hash value. "
"Parameters: <str>, <len>, [seed]"},
"Parameters: <str>, [seed]"},
{"hash128", hash128, METH_VARARGS,
"Calculate Murmur3 128-bit hash. Returns tuple. "
"Parameters: <str>, <len>, [seed]"},
"Parameters: <str>, [seed]"},
{NULL, NULL, 0, NULL}
};