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Diffstat (limited to 'modules/pam_return/pam_return.c')
| -rw-r--r-- | modules/pam_return/pam_return.c | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/modules/pam_return/pam_return.c b/modules/pam_return/pam_return.c new file mode 100644 index 000000000000..9455e338cc8e --- /dev/null +++ b/modules/pam_return/pam_return.c @@ -0,0 +1,127 @@ +/*- + * Copyright (c) 2015 Dag-Erling Smørgrav + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id: pam_return.c 873 2015-12-01 19:38:01Z des $ + */ + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include <sys/param.h> + +#include <limits.h> +#include <stdlib.h> +#include <string.h> + +#include <security/pam_modules.h> +#include <security/openpam.h> + +#include "openpam_impl.h" + +static int +pam_return(pam_handle_t *pamh, int flags, + int argc, const char *argv[]) +{ + const char *errname; + char *e; + long errcode; + + (void)flags; + (void)argc; + (void)argv; + if ((errname = openpam_get_option(pamh, "error")) == NULL || + errname[0] == '\0') { + openpam_log(PAM_LOG_ERROR, "missing error parameter"); + return (PAM_SYSTEM_ERR); + } + /* is it a number? */ + errcode = strtol(errname, &e, 10); + if (e != NULL && *e == '\0') { + /* yep, check range */ + if (errcode >= INT_MIN && errcode <= INT_MAX) + return (errcode); + } else { + /* nope, look it up */ + for (errcode = 0; errcode < PAM_NUM_ERRORS; ++errcode) + if (strcmp(errname, pam_err_name[errcode]) == 0) + return (errcode); + } + openpam_log(PAM_LOG_ERROR, "invalid error code '%s'", errname); + return (PAM_SYSTEM_ERR); +} + +PAM_EXTERN int +pam_sm_authenticate(pam_handle_t *pamh, int flags, + int argc, const char *argv[]) +{ + + return (pam_return(pamh, flags, argc, argv)); +} + +PAM_EXTERN int +pam_sm_setcred(pam_handle_t *pamh, int flags, + int argc, const char *argv[]) +{ + + return (pam_return(pamh, flags, argc, argv)); +} + +PAM_EXTERN int +pam_sm_acct_mgmt(pam_handle_t *pamh, int flags, + int argc, const char *argv[]) +{ + + return (pam_return(pamh, flags, argc, argv)); +} + +PAM_EXTERN int +pam_sm_open_session(pam_handle_t *pamh, int flags, + int argc, const char *argv[]) +{ + + return (pam_return(pamh, flags, argc, argv)); +} + +PAM_EXTERN int +pam_sm_close_session(pam_handle_t *pamh, int flags, + int argc, const char *argv[]) +{ + + return (pam_return(pamh, flags, argc, argv)); +} + +PAM_EXTERN int +pam_sm_chauthtok(pam_handle_t *pamh, int flags, + int argc, const char *argv[]) +{ + + return (pam_return(pamh, flags, argc, argv)); +} + +PAM_MODULE_ENTRY("pam_return"); |