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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
|
/* $OpenLDAP$ */
/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
*
* Copyright 2000-2021 The OpenLDAP Foundation.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted only as authorized by the OpenLDAP
* Public License.
*
* A copy of this license is available in the file LICENSE in the
* top-level directory of the distribution or, alternatively, at
* <http://www.OpenLDAP.org/license.html>.
*/
/* ACKNOWLEDGEMENT:
* This work was initially developed by Pierangelo Masarati for
* inclusion in OpenLDAP Software.
*/
#include <portable.h>
#include <ac/stdlib.h>
#include <ac/string.h>
#include <ac/syslog.h>
#include <ac/regex.h>
#include <ac/socket.h>
#include <ac/unistd.h>
#include <ac/ctype.h>
#include <ac/string.h>
#include <stdio.h>
#include <rewrite.h>
#include <lutil.h>
#include <ldap.h>
int ldap_debug;
int ldap_syslog;
int ldap_syslog_level;
static void
apply(
FILE *fin,
const char *rewriteContext,
const char *arg
)
{
struct rewrite_info *info;
char *string, *sep, *result = NULL;
int rc;
void *cookie = &info;
info = rewrite_info_init( REWRITE_MODE_ERR );
if ( rewrite_read( fin, info ) != 0 ) {
exit( EXIT_FAILURE );
}
rewrite_param_set( info, "prog", "rewrite" );
rewrite_session_init( info, cookie );
string = (char *)arg;
for ( sep = strchr( rewriteContext, ',' );
rewriteContext != NULL;
rewriteContext = sep,
sep ? sep = strchr( rewriteContext, ',' ) : NULL )
{
char *errmsg = "";
if ( sep != NULL ) {
sep[ 0 ] = '\0';
sep++;
}
/* rc = rewrite( info, rewriteContext, string, &result ); */
rc = rewrite_session( info, rewriteContext, string,
cookie, &result );
switch ( rc ) {
case REWRITE_REGEXEC_OK:
errmsg = "ok";
break;
case REWRITE_REGEXEC_ERR:
errmsg = "error";
break;
case REWRITE_REGEXEC_STOP:
errmsg = "stop";
break;
case REWRITE_REGEXEC_UNWILLING:
errmsg = "unwilling to perform";
break;
default:
if (rc >= REWRITE_REGEXEC_USER) {
errmsg = "user-defined";
} else {
errmsg = "unknown";
}
break;
}
fprintf( stdout, "%s -> %s [%d:%s]\n", string,
( result ? result : "(null)" ),
rc, errmsg );
if ( result == NULL ) {
break;
}
if ( string != arg && string != result ) {
free( string );
}
string = result;
}
if ( result && result != arg ) {
free( result );
}
rewrite_session_delete( info, cookie );
rewrite_info_delete( &info );
}
int
main( int argc, char *argv[] )
{
FILE *fin = NULL;
char *rewriteContext = REWRITE_DEFAULT_CONTEXT;
int debug = 0;
while ( 1 ) {
int opt = getopt( argc, argv, "d:f:hr:" );
if ( opt == EOF ) {
break;
}
switch ( opt ) {
case 'd':
if ( lutil_atoi( &debug, optarg ) != 0 ) {
fprintf( stderr, "illegal log level '%s'\n",
optarg );
exit( EXIT_FAILURE );
}
break;
case 'f':
fin = fopen( optarg, "r" );
if ( fin == NULL ) {
fprintf( stderr, "unable to open file '%s'\n",
optarg );
exit( EXIT_FAILURE );
}
break;
case 'h':
fprintf( stderr,
"usage: rewrite [options] string\n"
"\n"
"\t\t-f file\t\tconfiguration file\n"
"\t\t-r rule[s]\tlist of comma-separated rules\n"
"\n"
"\tsyntax:\n"
"\t\trewriteEngine\t{on|off}\n"
"\t\trewriteContext\tcontextName [alias aliasedContextName]\n"
"\t\trewriteRule\tpattern subst [flags]\n"
"\n"
);
exit( EXIT_SUCCESS );
case 'r':
rewriteContext = optarg;
break;
}
}
if ( debug != 0 ) {
ber_set_option(NULL, LBER_OPT_DEBUG_LEVEL, &debug);
ldap_set_option(NULL, LDAP_OPT_DEBUG_LEVEL, &debug);
}
if ( optind >= argc ) {
return -1;
}
apply( ( fin ? fin : stdin ), rewriteContext, argv[ optind ] );
if ( fin ) {
fclose( fin );
}
return 0;
}
|
