1  /*
       2   * Redistribution and use in source and binary forms, with or without
       3   * modification, are permitted provided that the following conditions
       4   * are met:
       5   * 1. Redistributions of source code must retain the above copyright
       6   *    notice, and the entire permission notice in its entirety,
       7   *    including the disclaimer of warranties.
       8   * 2. Redistributions in binary form must reproduce the above copyright
       9   *    notice, this list of conditions and the following disclaimer in the
      10   *    documentation and/or other materials provided with the distribution.
      11   * 3. The name of the author may not be used to endorse or promote
      12   *    products derived from this software without specific prior
      13   *    written permission.
      14   *
      15   * ALTERNATIVELY, this product may be distributed under the terms of
      16   * the GNU Public License, in which case the provisions of the GPL are
      17   * required INSTEAD OF the above restrictions.  (This clause is
      18   * necessary due to a potential bad interaction between the GPL and
      19   * the restrictions contained in a BSD-style copyright.)
      20   *
      21   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
      22   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
      23   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
      24   * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
      25   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
      26   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
      27   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
      28   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
      29   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
      30   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
      31   * OF THE POSSIBILITY OF SUCH DAMAGE.
      32   */
      33  
      34  #include "pam_private.h"
      35  
      36  const char *pam_strerror(pam_handle_t *pamh UNUSED, int errnum)
      37  {
      38      switch (errnum) {
      39      case PAM_SUCCESS:
      40        return _("Success");
      41      case PAM_ABORT:
      42        return _("Critical error - immediate abort");
      43      case PAM_OPEN_ERR:
      44        return _("Failed to load module");
      45      case PAM_SYMBOL_ERR:
      46        return _("Symbol not found");
      47      case PAM_SERVICE_ERR:
      48        return _("Error in service module");
      49      case PAM_SYSTEM_ERR:
      50        return _("System error");
      51      case PAM_BUF_ERR:
      52        return _("Memory buffer error");
      53      case PAM_PERM_DENIED:
      54        return _("Permission denied");
      55      case PAM_AUTH_ERR:
      56        return _("Authentication failure");
      57      case PAM_CRED_INSUFFICIENT:
      58        return _("Insufficient credentials to access authentication data");
      59      case PAM_AUTHINFO_UNAVAIL:
      60        return _("Authentication service cannot retrieve authentication info");
      61      case PAM_USER_UNKNOWN:
      62        return _("User not known to the underlying authentication module");
      63      case PAM_MAXTRIES:
      64        return _("Have exhausted maximum number of retries for service");
      65      case PAM_NEW_AUTHTOK_REQD:
      66        return _("Authentication token is no longer valid; new one required");
      67      case PAM_ACCT_EXPIRED:
      68        return _("User account has expired");
      69      case PAM_SESSION_ERR:
      70        return _("Cannot make/remove an entry for the specified session");
      71      case PAM_CRED_UNAVAIL:
      72        return _("Authentication service cannot retrieve user credentials");
      73      case PAM_CRED_EXPIRED:
      74        return _("User credentials expired");
      75      case PAM_CRED_ERR:
      76        return _("Failure setting user credentials");
      77      case PAM_NO_MODULE_DATA:
      78        return _("No module specific data is present");
      79      case PAM_BAD_ITEM:
      80        return _("Bad item passed to pam_*_item()");
      81      case PAM_CONV_ERR:
      82        return _("Conversation error");
      83      case PAM_AUTHTOK_ERR:
      84        return _("Authentication token manipulation error");
      85      case PAM_AUTHTOK_RECOVERY_ERR:
      86        return _("Authentication information cannot be recovered");
      87      case PAM_AUTHTOK_LOCK_BUSY:
      88        return _("Authentication token lock busy");
      89      case PAM_AUTHTOK_DISABLE_AGING:
      90        return _("Authentication token aging disabled");
      91      case PAM_TRY_AGAIN:
      92        return _("Failed preliminary check by password service");
      93      case PAM_IGNORE:
      94        return _("The return value should be ignored by PAM dispatch");
      95      case PAM_MODULE_UNKNOWN:
      96        return _("Module is unknown");
      97      case PAM_AUTHTOK_EXPIRED:
      98        return _("Authentication token expired");
      99      case PAM_CONV_AGAIN:
     100        return _("Conversation is waiting for event");
     101      case PAM_INCOMPLETE:
     102        return _("Application needs to call libpam again");
     103      }
     104  
     105      return _("Unknown PAM error");
     106  }