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80 lines
1.7 KiB
C
80 lines
1.7 KiB
C
/* cryptmodule.c - by Steve Majewski
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*/
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#include "Python.h"
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#include <sys/types.h>
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#ifdef HAVE_CRYPT_H
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#include <crypt.h>
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#endif
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/* Module crypt */
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/*[clinic input]
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module crypt
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[clinic start generated code]*/
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/*[clinic end generated code: output=da39a3ee5e6b4b0d input=c6252cf4f2f2ae81]*/
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#include "clinic/_cryptmodule.c.h"
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/*[clinic input]
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crypt.crypt
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word: str
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salt: str
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/
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Hash a *word* with the given *salt* and return the hashed password.
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*word* will usually be a user's password. *salt* (either a random 2 or 16
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character string, possibly prefixed with $digit$ to indicate the method)
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will be used to perturb the encryption algorithm and produce distinct
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results for a given *word*.
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[clinic start generated code]*/
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static PyObject *
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crypt_crypt_impl(PyObject *module, const char *word, const char *salt)
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/*[clinic end generated code: output=0512284a03d2803c input=0e8edec9c364352b]*/
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{
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char *crypt_result;
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#ifdef HAVE_CRYPT_R
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struct crypt_data data;
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memset(&data, 0, sizeof(data));
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crypt_result = crypt_r(word, salt, &data);
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#else
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crypt_result = crypt(word, salt);
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#endif
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if (crypt_result == NULL) {
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return PyErr_SetFromErrno(PyExc_OSError);
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}
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return Py_BuildValue("s", crypt_result);
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}
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static PyMethodDef crypt_methods[] = {
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CRYPT_CRYPT_METHODDEF
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{NULL, NULL} /* sentinel */
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};
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static PyModuleDef_Slot _crypt_slots[] = {
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{0, NULL}
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};
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static struct PyModuleDef cryptmodule = {
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PyModuleDef_HEAD_INIT,
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"_crypt",
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NULL,
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0,
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crypt_methods,
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_crypt_slots,
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NULL,
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NULL,
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NULL
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};
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PyMODINIT_FUNC
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PyInit__crypt(void)
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{
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return PyModuleDef_Init(&cryptmodule);
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}
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