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/* cryptmodule.c - by Steve Majewski
*/
#include "Python.h"
#include <sys/types.h>
/* Module crypt */
/*[clinic input]
module crypt
[clinic start generated code]*/
/*[clinic end generated code: checksum=da39a3ee5e6b4b0d3255bfef95601890afd80709]*/
/*[clinic input]
crypt.crypt
word: 's'
salt: 's'
/
Hash a *word* with the given *salt* and return the hashed password.
*word* will usually be a user's password. *salt* (either a random 2 or 16
character string, possibly prefixed with $digit$ to indicate the method)
will be used to perturb the encryption algorithm and produce distinct
results for a given *word*.
[clinic start generated code]*/
PyDoc_STRVAR(crypt_crypt__doc__,
"crypt(module, word, salt)\n"
"Hash a *word* with the given *salt* and return the hashed password.\n"
"\n"
"*word* will usually be a user\'s password. *salt* (either a random 2 or 16\n"
"character string, possibly prefixed with $digit$ to indicate the method)\n"
"will be used to perturb the encryption algorithm and produce distinct\n"
"results for a given *word*.");
#define CRYPT_CRYPT_METHODDEF \
{"crypt", (PyCFunction)crypt_crypt, METH_VARARGS, crypt_crypt__doc__},
static PyObject *
crypt_crypt_impl(PyModuleDef *module, const char *word, const char *salt);
static PyObject *
crypt_crypt(PyModuleDef *module, PyObject *args)
{
PyObject *return_value = NULL;
const char *word;
const char *salt;
if (!PyArg_ParseTuple(args,
"ss:crypt",
&word, &salt))
goto exit;
return_value = crypt_crypt_impl(module, word, salt);
exit:
return return_value;
}
static PyObject *
crypt_crypt_impl(PyModuleDef *module, const char *word, const char *salt)
/*[clinic end generated code: checksum=dbfe26a21eb335abefe6a0bbd0a682ea22b9adc0]*/
{
/* On some platforms (AtheOS) crypt returns NULL for an invalid
salt. Return None in that case. XXX Maybe raise an exception? */
return Py_BuildValue("s", crypt(word, salt));
}
static PyMethodDef crypt_methods[] = {
CRYPT_CRYPT_METHODDEF
{NULL, NULL} /* sentinel */
};
static struct PyModuleDef cryptmodule = {
PyModuleDef_HEAD_INIT,
"_crypt",
NULL,
-1,
crypt_methods,
NULL,
NULL,
NULL,
NULL
};
PyMODINIT_FUNC
PyInit__crypt(void)
{
return PyModule_Create(&cryptmodule);
}
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