84 lines
3.0 KiB
C
84 lines
3.0 KiB
C
/*
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* Audit helper functions used throughout shadow
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*
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* Copyright (C) 2005, Red Hat, Inc.
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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. Neither the name of Julianne F. Haugh nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY JULIE HAUGH 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 JULIE HAUGH 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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#include <config.h>
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#ifdef WITH_AUDIT
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#include <stdlib.h>
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#include <syslog.h>
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#include <stdarg.h>
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#include <libaudit.h>
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#include <errno.h>
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#include <stdio.h>
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int audit_fd;
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void audit_help_open (void)
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{
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audit_fd = audit_open ();
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if (audit_fd < 0) {
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/* You get these only when the kernel doesn't have
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* audit compiled in. */
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if (errno == EINVAL || errno == EPROTONOSUPPORT ||
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errno == EAFNOSUPPORT)
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return;
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fprintf (stderr, "Cannot open audit interface - aborting.\n");
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exit (1);
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}
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}
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/*
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* This function will log a message to the audit system using a predefined
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* message format. Parameter usage is as follows:
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*
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* type - type of message: AUDIT_USER_CHAUTHTOK for changing any account
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* attributes.
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* pgname - program's name
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* op - operation. "adding user", "changing finger info", "deleting group"
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* name - user's account or group name. If not available use NULL.
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* id - uid or gid that the operation is being performed on. This is used
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* only when user is NULL.
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* result - 1 is "success" and 0 is "failed"
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*/
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void audit_logger (int type, const char *pgname, const char *op,
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const char *name, unsigned int id, int result)
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{
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if (audit_fd < 0)
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return;
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else
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audit_log_acct_message (audit_fd, type, NULL, op, name, id,
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NULL, NULL, NULL, result);
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}
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#else /* WITH_AUDIT */
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extern int errno; /* warning: ANSI C forbids an empty source file */
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#endif /* WITH_AUDIT */
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