root/lib/tdb/tools/tdbdump.c

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DEFINITIONS

This source file includes following definitions.
  1. print_data
  2. traverse_fn
  3. dump_tdb
  4. usage
  5. main

   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)
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  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)
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  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)
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  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)
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  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[])
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  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 }

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