128 lines
3.4 KiB
C
128 lines
3.4 KiB
C
/*-
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* Copyright (c) 2015 Dag-Erling Smørgrav
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior written
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* permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $OpenPAM$
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include <sys/param.h>
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#include <limits.h>
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#include <stdlib.h>
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#include <string.h>
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#include <security/pam_modules.h>
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#include <security/openpam.h>
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#include "openpam_impl.h"
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static int
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pam_return(pam_handle_t *pamh, int flags,
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int argc, const char *argv[])
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{
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const char *errname;
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char *e;
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long errcode;
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(void)flags;
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(void)argc;
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(void)argv;
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if ((errname = openpam_get_option(pamh, "error")) == NULL ||
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errname[0] == '\0') {
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openpam_log(PAM_LOG_ERROR, "missing error parameter");
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return (PAM_SYSTEM_ERR);
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}
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/* is it a number? */
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errcode = strtol(errname, &e, 10);
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if (e != NULL && *e == '\0') {
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/* yep, check range */
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if (errcode >= INT_MIN && errcode <= INT_MAX)
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return (errcode);
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} else {
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/* nope, look it up */
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for (errcode = 0; errcode < PAM_NUM_ERRORS; ++errcode)
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if (strcmp(errname, pam_err_name[errcode]) == 0)
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return (errcode);
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}
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openpam_log(PAM_LOG_ERROR, "invalid error code '%s'", errname);
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return (PAM_SYSTEM_ERR);
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}
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PAM_EXTERN int
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pam_sm_authenticate(pam_handle_t *pamh, int flags,
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int argc, const char *argv[])
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{
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return (pam_return(pamh, flags, argc, argv));
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}
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PAM_EXTERN int
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pam_sm_setcred(pam_handle_t *pamh, int flags,
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int argc, const char *argv[])
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{
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return (pam_return(pamh, flags, argc, argv));
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}
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PAM_EXTERN int
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pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,
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int argc, const char *argv[])
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{
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return (pam_return(pamh, flags, argc, argv));
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}
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PAM_EXTERN int
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pam_sm_open_session(pam_handle_t *pamh, int flags,
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int argc, const char *argv[])
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{
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return (pam_return(pamh, flags, argc, argv));
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}
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PAM_EXTERN int
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pam_sm_close_session(pam_handle_t *pamh, int flags,
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int argc, const char *argv[])
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{
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return (pam_return(pamh, flags, argc, argv));
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}
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PAM_EXTERN int
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pam_sm_chauthtok(pam_handle_t *pamh, int flags,
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int argc, const char *argv[])
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{
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return (pam_return(pamh, flags, argc, argv));
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}
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PAM_MODULE_ENTRY("pam_return");
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