freebsd-skq/contrib/openbsm/bin/praudit/praudit.c
rwatson 4fae3f6a4a Vendor branch import of OpenBSM 1.0 alpha 3:
- Man page formatting, cross reference, mlinks, and accuracy improvements.
- auditd and tools now compile and run on FreeBSD/arm.
- auditd will now fchown() the trail file to the audit review group, if
  defined at compile-time.
- Added AUE_SYSARCH for FreeBSD.
- Definition of AUE_SETFSGID fixed for Linux.

Many thanks to:	brueffer, cognet
Obtained from:	TrustedBSD Project
2006-02-06 00:06:04 +00:00

158 lines
3.7 KiB
C

/*
* Copyright (c) 2004 Apple Computer, Inc.
* 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. Neither the name of Apple Computer, Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS 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.
*
* $P4: //depot/projects/trustedbsd/openbsm/bin/praudit/praudit.c#9 $
*/
/*
* Tool used to parse audit records conforming to the BSM structure.
*/
/*
* praudit [-lrs] [-ddel] [filenames]
*/
#include <bsm/libbsm.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
extern char *optarg;
extern int optind, optopt, opterr,optreset;
static char *del = ","; /* Default delimiter. */
static int oneline = 0;
static int raw = 0;
static int shortfrm = 0;
static int partial = 0;
static void
usage()
{
fprintf(stderr, "Usage: praudit [-lrs] [-ddel] [filenames]\n");
exit(1);
}
/*
* Token printing for each token type .
*/
static int
print_tokens(FILE *fp)
{
u_char *buf;
tokenstr_t tok;
int reclen;
int bytesread;
/* Allow tail -f | praudit to work. */
if (partial) {
u_char type = 0;
/* Record must begin with a header token. */
do {
type = fgetc(fp);
} while(type != AU_HEADER_32_TOKEN);
ungetc(type, fp);
}
while ((reclen = au_read_rec(fp, &buf)) != -1) {
bytesread = 0;
while (bytesread < reclen) {
/* Is this an incomplete record? */
if (-1 == au_fetch_tok(&tok, buf + bytesread,
reclen - bytesread))
break;
au_print_tok(stdout, &tok, del, raw, shortfrm);
bytesread += tok.len;
if (oneline)
printf("%s", del);
else
printf("\n");
}
free(buf);
if (oneline)
printf("\n");
}
return (0);
}
int
main(int argc, char **argv)
{
int ch;
int i;
FILE *fp;
while ((ch = getopt(argc, argv, "lprsd:")) != -1) {
switch(ch) {
case 'l':
oneline = 1;
break;
case 'r':
if (shortfrm)
usage(); /* Exclusive from shortfrm. */
raw = 1;
break;
case 's':
if (raw)
usage(); /* Exclusive from raw. */
shortfrm = 1;
break;
case 'd':
del = optarg;
break;
case 'p':
partial = 1;
break;
case '?':
default:
usage();
}
}
/* For each of the files passed as arguments dump the contents. */
if (optind == argc) {
print_tokens(stdin);
return (1);
}
for (i = optind; i < argc; i++) {
fp = fopen(argv[i], "r");
if ((fp == NULL) || (print_tokens(fp) == -1))
perror(argv[i]);
if (fp != NULL)
fclose(fp);
}
return (1);
}