92 lines
2.3 KiB
C
92 lines
2.3 KiB
C
/*
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* pam_warn module
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*
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* Written by Andrew Morgan <morgan@linux.kernel.org> 1996/3/11
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*/
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#include "config.h"
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#include <stdio.h>
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#include <unistd.h>
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#include <syslog.h>
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#include <stdarg.h>
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#include <security/pam_modules.h>
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#include <security/pam_ext.h>
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/* some syslogging */
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#define OBTAIN(item, value, default_value) do { \
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(void) pam_get_item(pamh, item, &(value)); \
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(value) = (value) ? (value) : (default_value) ; \
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} while (0)
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static void log_items(pam_handle_t *pamh, const char *function, int flags)
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{
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const void *service=NULL, *user=NULL, *terminal=NULL,
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*rhost=NULL, *ruser=NULL;
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OBTAIN(PAM_SERVICE, service, "<unknown>");
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OBTAIN(PAM_TTY, terminal, "<unknown>");
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OBTAIN(PAM_USER, user, "<unknown>");
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OBTAIN(PAM_RUSER, ruser, "<unknown>");
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OBTAIN(PAM_RHOST, rhost, "<unknown>");
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pam_syslog(pamh, LOG_NOTICE,
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"function=[%s] flags=%#x service=[%s] terminal=[%s] user=[%s]"
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" ruser=[%s] rhost=[%s]\n", function, flags,
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(const char *) service, (const char *) terminal,
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(const char *) user, (const char *) ruser,
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(const char *) rhost);
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}
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/* --- authentication management functions (only) --- */
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int pam_sm_authenticate(pam_handle_t *pamh, int flags,
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int argc UNUSED, const char **argv UNUSED)
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{
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log_items(pamh, __FUNCTION__, flags);
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return PAM_IGNORE;
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}
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int pam_sm_setcred(pam_handle_t *pamh, int flags,
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int argc UNUSED, const char **argv UNUSED)
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{
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log_items(pamh, __FUNCTION__, flags);
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return PAM_IGNORE;
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}
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/* password updating functions */
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int pam_sm_chauthtok(pam_handle_t *pamh, int flags,
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int argc UNUSED, const char **argv UNUSED)
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{
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log_items(pamh, __FUNCTION__, flags);
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return PAM_IGNORE;
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}
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int
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pam_sm_acct_mgmt(pam_handle_t *pamh, int flags,
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int argc UNUSED, const char **argv UNUSED)
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{
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log_items(pamh, __FUNCTION__, flags);
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return PAM_IGNORE;
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}
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int
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pam_sm_open_session(pam_handle_t *pamh, int flags,
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int argc UNUSED, const char **argv UNUSED)
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{
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log_items(pamh, __FUNCTION__, flags);
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return PAM_IGNORE;
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}
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int
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pam_sm_close_session(pam_handle_t *pamh, int flags,
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int argc UNUSED, const char **argv UNUSED)
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{
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log_items(pamh, __FUNCTION__, flags);
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return PAM_IGNORE;
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}
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/* end of module definition */
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