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/* pam_strerror.c */
/*
* $Id$
*/
#include "pam_private.h"
const char *pam_strerror(pam_handle_t *pamh, int errnum)
{
#ifdef UGLY_HACK_FOR_PRIOR_BEHAVIOR_SUPPORT /* will be removed from v 1.0 */
int possible_error;
possible_error = (int) pamh;
if (!(possible_error >= 0 && possible_error <= PAM_BAD_ITEM)) {
possible_error = errnum;
}
/* mask standard behavior to use possible_error variable. */
#define errnum possible_error
#endif /* UGLY_HACK_FOR_PRIOR_BEHAVIOR_SUPPORT */
switch (errnum) {
case PAM_SUCCESS:
return "Success";
case PAM_ABORT:
return "Critical error - immediate abort";
case PAM_OPEN_ERR:
return "dlopen() failure";
case PAM_SYMBOL_ERR:
return "Symbol not found";
case PAM_SERVICE_ERR:
return "Error in service module";
case PAM_SYSTEM_ERR:
return "System error";
case PAM_BUF_ERR:
return "Memory buffer error";
case PAM_PERM_DENIED:
return "Permission denied";
case PAM_AUTH_ERR:
return "Authentication failure";
case PAM_CRED_INSUFFICIENT:
return "Insufficient credentials to access authentication data";
case PAM_AUTHINFO_UNAVAIL:
return "Authentication service cannot retrieve authentication info.";
case PAM_USER_UNKNOWN:
return "User not known to the underlying authentication module";
case PAM_MAXTRIES:
return "Have exhausted maximum number of retries for service.";
case PAM_NEW_AUTHTOK_REQD:
return "Authentication token is no longer valid; new one required.";
case PAM_ACCT_EXPIRED:
return "User account has expired";
case PAM_SESSION_ERR:
return "Cannot make/remove an entry for the specified session";
case PAM_CRED_UNAVAIL:
return "Authentication service cannot retrieve user credentials";
case PAM_CRED_EXPIRED:
return "User credentials expired";
case PAM_CRED_ERR:
return "Failure setting user credentials";
case PAM_NO_MODULE_DATA:
return "No module specific data is present";
case PAM_BAD_ITEM:
return "Bad item passed to pam_*_item()";
case PAM_CONV_ERR:
return "Conversation error";
case PAM_AUTHTOK_ERR:
return "Authentication token manipulation error";
case PAM_AUTHTOK_RECOVER_ERR:
return "Authentication information cannot be recovered";
case PAM_AUTHTOK_LOCK_BUSY:
return "Authentication token lock busy";
case PAM_AUTHTOK_DISABLE_AGING:
return "Authentication token aging disabled";
case PAM_TRY_AGAIN:
return "Failed preliminary check by password service";
case PAM_IGNORE:
return "The return value should be ignored by PAM dispatch";
case PAM_MODULE_UNKNOWN:
return "Module is unknown";
case PAM_AUTHTOK_EXPIRED:
return "Authentication token expired";
case PAM_CONV_AGAIN:
return "Conversation is waiting for event";
case PAM_INCOMPLETE:
return "Application needs to call libpam again";
}
return "Unknown PAM error";
}
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