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dupeguru/core/pe/modules/cache.c

70 lines
1.8 KiB
C

/* Created By: Virgil Dupras
* Created On: 2010-01-30
* Copyright 2014 Hardcoded Software (http://www.hardcoded.net)
*
* This software is licensed under the "BSD" License as described in the
* "LICENSE" file, which should be included with this package. The terms are
* also available at http://www.hardcoded.net/licenses/bsd_license
*/
#include "common.h"
static PyObject *cache_bytes_to_colors(PyObject *self, PyObject *args) {
char *y;
Py_ssize_t char_count, i, color_count;
PyObject *result;
unsigned long r, g, b;
Py_ssize_t ci;
PyObject *color_tuple;
if (!PyArg_ParseTuple(args, "y#", &y, &char_count)) {
return NULL;
}
color_count = char_count / 3;
result = PyList_New(color_count);
if (result == NULL) {
return NULL;
}
for (i = 0; i < color_count; i++) {
ci = i * 3;
r = (unsigned char)y[ci];
g = (unsigned char)y[ci + 1];
b = (unsigned char)y[ci + 2];
color_tuple = inttuple(3, r, g, b);
if (color_tuple == NULL) {
Py_DECREF(result);
return NULL;
}
PyList_SET_ITEM(result, i, color_tuple);
}
return result;
}
static PyMethodDef CacheMethods[] = {
{"bytes_to_colors", cache_bytes_to_colors, METH_VARARGS,
"Transform the bytes 's' into a list of 3 sized tuples."},
{NULL, NULL, 0, NULL} /* Sentinel */
};
static struct PyModuleDef CacheDef = {PyModuleDef_HEAD_INIT,
"_cache",
NULL,
-1,
CacheMethods,
NULL,
NULL,
NULL,
NULL};
PyObject *PyInit__cache(void) {
PyObject *m = PyModule_Create(&CacheDef);
if (m == NULL) {
return NULL;
}
return m;
}