Merge branch 'singlecompression' into single
[kai/samba-autobuild/.git] / tdb / tools / tdbdump.c
1 /* 
2    Unix SMB/CIFS implementation.
3    simple tdb dump util
4    Copyright (C) Andrew Tridgell              2001
5
6    This program is free software; you can redistribute it and/or modify
7    it under the terms of the GNU General Public License as published by
8    the Free Software Foundation; either version 3 of the License, or
9    (at your option) any later version.
10    
11    This program is distributed in the hope that it will be useful,
12    but WITHOUT ANY WARRANTY; without even the implied warranty of
13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14    GNU General Public License for more details.
15    
16    You should have received a copy of the GNU General Public License
17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include "replace.h"
21 #include "system/locale.h"
22 #include "system/time.h"
23 #include "system/filesys.h"
24 #include "system/wait.h"
25 #include "tdb.h"
26
27 static void print_data(TDB_DATA d)
28 {
29         unsigned char *p = (unsigned char *)d.dptr;
30         int len = d.dsize;
31         while (len--) {
32                 if (isprint(*p) && !strchr("\"\\", *p)) {
33                         fputc(*p, stdout);
34                 } else {
35                         printf("\\%02X", *p);
36                 }
37                 p++;
38         }
39 }
40
41 static int traverse_fn(TDB_CONTEXT *tdb, TDB_DATA key, TDB_DATA dbuf, void *state)
42 {
43         printf("{\n");
44         printf("key(%d) = \"", (int)key.dsize);
45         print_data(key);
46         printf("\"\n");
47         printf("data(%d) = \"", (int)dbuf.dsize);
48         print_data(dbuf);
49         printf("\"\n");
50         printf("}\n");
51         return 0;
52 }
53
54 static int dump_tdb(const char *fname, const char *keyname)
55 {
56         TDB_CONTEXT *tdb;
57         TDB_DATA key, value;
58         
59         tdb = tdb_open(fname, 0, 0, O_RDONLY, 0);
60         if (!tdb) {
61                 printf("Failed to open %s\n", fname);
62                 return 1;
63         }
64
65         if (!keyname) {
66                 tdb_traverse(tdb, traverse_fn, NULL);
67         } else {
68                 key.dptr = discard_const_p(uint8_t,keyname);
69                 key.dsize = strlen( keyname);
70                 value = tdb_fetch(tdb, key);
71                 if (!value.dptr) {
72                         return 1;
73                 } else {
74                         print_data(value);
75                         free(value.dptr);
76                 }
77         }
78
79         return 0;
80 }
81
82 static void usage( void)
83 {
84         printf( "Usage: tdbdump [options] <filename>\n\n");
85         printf( "   -h          this help message\n");
86         printf( "   -k keyname  dumps value of keyname\n");
87 }
88
89  int main(int argc, char *argv[])
90 {
91         char *fname, *keyname=NULL;
92         int c;
93
94         if (argc < 2) {
95                 printf("Usage: tdbdump <fname>\n");
96                 exit(1);
97         }
98
99         while ((c = getopt( argc, argv, "hk:")) != -1) {
100                 switch (c) {
101                 case 'h':
102                         usage();
103                         exit( 0);
104                 case 'k':
105                         keyname = optarg;
106                         break;
107                 default:
108                         usage();
109                         exit( 1);
110                 }
111         }
112
113         fname = argv[optind];
114
115         return dump_tdb(fname, keyname);
116 }