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annotate Modules/_cryptmodule.c @ 68097:372b2ef0ff37

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Issue #10924: Adding salt and Modular Crypt Format to crypt library.
author Sean Reifscheider <jafo@tummy.com>
date Tue, 22 Feb 2011 10:55:44 +0000
parents Modules/cryptmodule.c@cab14be0ada1
children
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1 /* cryptmodule.c - by Steve Majewski
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2 */
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3
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4 #include "Python.h"
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5
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6 #include <sys/types.h>
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7
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8 #ifdef __VMS
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9 #include <openssl/des.h>
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10 #endif
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12 /* Module crypt */
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14
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15 static PyObject *crypt_crypt(PyObject *self, PyObject *args)
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16 {
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17 char *word, *salt;
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18 #ifndef __VMS
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19 extern char * crypt(const char *, const char *);
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20 #endif
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22 if (!PyArg_ParseTuple(args, "ss:crypt", &word, &salt)) {
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23 return NULL;
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24 }
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25 /* On some platforms (AtheOS) crypt returns NULL for an invalid
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26 salt. Return None in that case. XXX Maybe raise an exception? */
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27 return Py_BuildValue("s", crypt(word, salt));
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29 }
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31 PyDoc_STRVAR(crypt_crypt__doc__,
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32 "crypt(word, salt) -> string\n\
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33 word will usually be a user's password. salt is a 2-character string\n\
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34 which will be used to select one of 4096 variations of DES. The characters\n\
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35 in salt must be either \".\", \"/\", or an alphanumeric character. Returns\n\
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36 the hashed password as a string, which will be composed of characters from\n\
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37 the same alphabet as the salt.");
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38
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39
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40 static PyMethodDef crypt_methods[] = {
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41 {"crypt", crypt_crypt, METH_VARARGS, crypt_crypt__doc__},
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42 {NULL, NULL} /* sentinel */
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43 };
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44
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45
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46 static struct PyModuleDef cryptmodule = {
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47 PyModuleDef_HEAD_INIT,
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48 "_crypt",
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49 NULL,
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50 -1,
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51 crypt_methods,
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52 NULL,
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53 NULL,
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54 NULL,
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55 NULL
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56 };
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57
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58 PyMODINIT_FUNC
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59 PyInit__crypt(void)
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60 {
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61 return PyModule_Create(&cryptmodule);
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62 }