diff options
Diffstat (limited to 'lib/libpam/modules/pam_opieaccess/pam_opieaccess.c')
-rw-r--r-- | lib/libpam/modules/pam_opieaccess/pam_opieaccess.c | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/lib/libpam/modules/pam_opieaccess/pam_opieaccess.c b/lib/libpam/modules/pam_opieaccess/pam_opieaccess.c new file mode 100644 index 0000000..0351115 --- /dev/null +++ b/lib/libpam/modules/pam_opieaccess/pam_opieaccess.c @@ -0,0 +1,95 @@ +/*- + * Copyright (c) 2002 Networks Associates Technology, Inc. + * All rights reserved. + * + * This software was developed for the FreeBSD Project by ThinkSec AS and + * NAI Labs, the Security Research Division of Network Associates, Inc. + * under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the + * DARPA CHATS research program. + * + * 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. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#define _BSD_SOURCE + +#include <sys/types.h> +#include <opie.h> +#include <pwd.h> +#include <unistd.h> +#include <syslog.h> + +#define PAM_SM_AUTH + +#include <security/pam_appl.h> +#include <security/pam_modules.h> +#include <security/pam_mod_misc.h> + +PAM_EXTERN int +pam_sm_authenticate(pam_handle_t *pamh, int flags __unused, + int argc __unused, const char *argv[] __unused) +{ + struct opie opie; + struct passwd *pwent; + const void *luser, *rhost; + int r; + + r = pam_get_item(pamh, PAM_USER, &luser); + if (r != PAM_SUCCESS) + return (r); + if (luser == NULL) + return (PAM_SERVICE_ERR); + + pwent = getpwnam(luser); + if (pwent == NULL || opielookup(&opie, __DECONST(char *, luser)) != 0) + return (PAM_SUCCESS); + + r = pam_get_item(pamh, PAM_RHOST, &rhost); + if (r != PAM_SUCCESS) + return (r); + if (rhost == NULL || *(const char *)rhost == '\0') + rhost = openpam_get_option(pamh, "allow_local") ? + "" : "localhost"; + + if (opieaccessfile(__DECONST(char *, rhost)) != 0 && + opiealways(pwent->pw_dir) != 0) + return (PAM_SUCCESS); + + PAM_VERBOSE_ERROR("Refused; remote host is not in opieaccess"); + + return (PAM_AUTH_ERR); +} + +PAM_EXTERN int +pam_sm_setcred(pam_handle_t *pamh __unused, int flags __unused, + int argc __unused, const char *argv[] __unused) +{ + + return (PAM_SUCCESS); +} + +PAM_MODULE_ENTRY("pam_opieaccess"); |