1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
/*
* Copyright (c) 2004 Apple Computer, Inc.
* Copyright (c) 2006 Martin Voros
* 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#12 $
*/
/*
* Tool used to parse audit records conforming to the BSM structure.
*/
/*
* praudit [-lpx] [-r | -s] [-d del] [file ...]
*/
#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 int xml = 0;
static void
usage(void)
{
fprintf(stderr, "usage: praudit [-lpx] [-r | -s] [-d del] "
"[file ...]\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;
if (xml)
au_print_tok_xml(stdout, &tok, del, raw,
shortfrm);
else
au_print_tok(stdout, &tok, del, raw,
shortfrm);
bytesread += tok.len;
if (oneline) {
if (!xml)
printf("%s", del);
} else
printf("\n");
}
free(buf);
if (oneline)
printf("\n");
fflush(stdout);
}
return (0);
}
int
main(int argc, char **argv)
{
int ch;
int i;
FILE *fp;
while ((ch = getopt(argc, argv, "d:lprsx")) != -1) {
switch(ch) {
case 'd':
del = optarg;
break;
case 'l':
oneline = 1;
break;
case 'p':
partial = 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 'x':
xml = 1;
break;
case '?':
default:
usage();
}
}
if (xml)
au_print_xml_header(stdout);
/* 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);
}
if (xml)
au_print_xml_footer(stdout);
return (1);
}
|
