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/*
* Copyright (c) 2014, Oracle and/or its affiliates.
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*
* This is an open source non-commercial project. Dear PVS-Studio, please check it.
* PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
*/
#include <config.h>
#ifdef HAVE_SOLARIS_AUDIT
#include <sys/types.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <bsm/adt.h>
#include <bsm/adt_event.h>
#include "sudoers.h"
#include "solaris_audit.h"
static adt_session_data_t *ah; /* audit session handle */
static adt_event_data_t *event; /* event to be generated */
static char cwd[PATH_MAX];
static char cmdpath[PATH_MAX];
static int
adt_sudo_common(int argc, char *argv[])
{
if (adt_start_session(&ah, NULL, ADT_USE_PROC_DATA) != 0) {
log_warning(SLOG_NO_STDERR, "adt_start_session");
return -1;
}
if ((event = adt_alloc_event(ah, ADT_sudo)) == NULL) {
log_warning(SLOG_NO_STDERR, "alloc_event");
(void) adt_end_session(ah);
return -1;
}
if ((event->adt_sudo.cwdpath = getcwd(cwd, sizeof(cwd))) == NULL) {
log_warning(SLOG_NO_STDERR, _("unable to get current working directory"));
}
/* get the real executable name */
if (user_cmnd != NULL) {
if (strlcpy(cmdpath, (const char *)user_cmnd,
sizeof(cmdpath)) >= sizeof(cmdpath)) {
log_warningx(SLOG_NO_STDERR,
_("truncated audit path user_cmnd: %s"),
user_cmnd);
}
} else {
if (strlcpy(cmdpath, (const char *)argv[0],
sizeof(cmdpath)) >= sizeof(cmdpath)) {
log_warningx(SLOG_NO_STDERR,
_("truncated audit path argv[0]: %s"),
argv[0]);
}
}
event->adt_sudo.cmdpath = cmdpath;
event->adt_sudo.argc = argc - 1;
event->adt_sudo.argv = &argv[1];
event->adt_sudo.envp = env_get();
return 0;
}
/*
* Returns 0 on success or -1 on error.
*/
int
solaris_audit_success(int argc, char *argv[])
{
int rc = -1;
if (adt_sudo_common(argc, argv) != 0) {
return -1;
}
if (adt_put_event(event, ADT_SUCCESS, ADT_SUCCESS) != 0) {
log_warning(SLOG_NO_STDERR, "adt_put_event(ADT_SUCCESS)");
} else {
rc = 0;
}
adt_free_event(event);
(void) adt_end_session(ah);
return rc;
}
/*
* Returns 0 on success or -1 on error.
*/
int
solaris_audit_failure(int argc, char *argv[], char const *const fmt, va_list ap)
{
int rc = -1;
if (adt_sudo_common(argc, argv) != 0) {
return -1;
}
if (vasprintf(&event->adt_sudo.errmsg, fmt, ap) == -1) {
log_warning(SLOG_NO_STDERR,
_("audit_failure message too long"));
}
if (adt_put_event(event, ADT_FAILURE, ADT_FAIL_VALUE_PROGRAM) != 0) {
log_warning(SLOG_NO_STDERR, "adt_put_event(ADT_FAILURE)");
} else {
rc = 0;
}
free(event->adt_sudo.errmsg);
adt_free_event(event);
(void) adt_end_session(ah);
return 0;
}
#endif /* HAVE_SOLARIS_AUDIT */
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