1  /*[clinic input]
       2  preserve
       3  [clinic start generated code]*/
       4  
       5  #if defined(Py_BUILD_CORE) && !defined(Py_BUILD_CORE_MODULE)
       6  #  include "pycore_gc.h"            // PyGC_Head
       7  #  include "pycore_runtime.h"       // _Py_ID()
       8  #endif
       9  
      10  
      11  PyDoc_STRVAR(crypt_crypt__doc__,
      12  "crypt($module, word, salt, /)\n"
      13  "--\n"
      14  "\n"
      15  "Hash a *word* with the given *salt* and return the hashed password.\n"
      16  "\n"
      17  "*word* will usually be a user\'s password.  *salt* (either a random 2 or 16\n"
      18  "character string, possibly prefixed with $digit$ to indicate the method)\n"
      19  "will be used to perturb the encryption algorithm and produce distinct\n"
      20  "results for a given *word*.");
      21  
      22  #define CRYPT_CRYPT_METHODDEF    \
      23      {"crypt", _PyCFunction_CAST(crypt_crypt), METH_FASTCALL, crypt_crypt__doc__},
      24  
      25  static PyObject *
      26  crypt_crypt_impl(PyObject *module, const char *word, const char *salt);
      27  
      28  static PyObject *
      29  crypt_crypt(PyObject *module, PyObject *const *args, Py_ssize_t nargs)
      30  {
      31      PyObject *return_value = NULL;
      32      const char *word;
      33      const char *salt;
      34  
      35      if (!_PyArg_CheckPositional("crypt", nargs, 2, 2)) {
      36          goto exit;
      37      }
      38      if (!PyUnicode_Check(args[0])) {
      39          _PyArg_BadArgument("crypt", "argument 1", "str", args[0]);
      40          goto exit;
      41      }
      42      Py_ssize_t word_length;
      43      word = PyUnicode_AsUTF8AndSize(args[0], &word_length);
      44      if (word == NULL) {
      45          goto exit;
      46      }
      47      if (strlen(word) != (size_t)word_length) {
      48          PyErr_SetString(PyExc_ValueError, "embedded null character");
      49          goto exit;
      50      }
      51      if (!PyUnicode_Check(args[1])) {
      52          _PyArg_BadArgument("crypt", "argument 2", "str", args[1]);
      53          goto exit;
      54      }
      55      Py_ssize_t salt_length;
      56      salt = PyUnicode_AsUTF8AndSize(args[1], &salt_length);
      57      if (salt == NULL) {
      58          goto exit;
      59      }
      60      if (strlen(salt) != (size_t)salt_length) {
      61          PyErr_SetString(PyExc_ValueError, "embedded null character");
      62          goto exit;
      63      }
      64      return_value = crypt_crypt_impl(module, word, salt);
      65  
      66  exit:
      67      return return_value;
      68  }
      69  /*[clinic end generated code: output=235ccef9211184f4 input=a9049054013a1b77]*/