Modules/cryptmodule.c

   1 /* cryptmodule.c - by Steve Majewski
   2  */
   3
   4 #include "Python.h"
   5
   6 #include <sys/types.h>
   7
   8 #ifdef __VMS
   9 #include <openssl/des.h>
  10 #endif
  11
  12 /* Module crypt */
  13
  14
  15 static PyObject *crypt_crypt(PyObject *self, PyObject *args)
  16 {
  17         char *word, *salt;
  18 #ifndef __VMS
  19         extern char * crypt(const char *, const char *);
  20 #endif
  21
  22         if (!PyArg_ParseTuple(args, "ss:crypt", &word, &salt)) {
  23                 return NULL;
  24         }
  25         /* On some platforms (AtheOS) crypt returns NULL for an invalid
  26            salt. Return None in that case. XXX Maybe raise an exception?  */
  27         return Py_BuildValue("s", crypt(word, salt));
  28
  29 }
  30
  31 PyDoc_STRVAR(crypt_crypt__doc__,
  32 "crypt(word, salt) -> string\n\
  33 word will usually be a user's password. salt is a 2-character string\n\
  34 which will be used to select one of 4096 variations of DES. The characters\n\
  35 in salt must be either \".\", \"/\", or an alphanumeric character. Returns\n\
  36 the hashed password as a string, which will be composed of characters from\n\
  37 the same alphabet as the salt.");
  38
  39
  40 static PyMethodDef crypt_methods[] = {
  41         {"crypt",       crypt_crypt, METH_VARARGS, crypt_crypt__doc__},
  42         {NULL,          NULL}           /* sentinel */
  43 };
  44
  45 PyMODINIT_FUNC
  46 initcrypt(void)
  47 {
  48         Py_InitModule("crypt", crypt_methods);
  49 }