91 lines
2.3 KiB
C
91 lines
2.3 KiB
C
/*
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** Copyright (c) 1999, 2000 D. Richard Hipp
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**
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** This program is free software; you can redistribute it and/or
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** modify it under the terms of the GNU General Public
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** License as published by the Free Software Foundation; either
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** version 2 of the License, or (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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** General Public License for more details.
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**
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** You should have received a copy of the GNU General Public
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** License along with this library; if not, write to the
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** Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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** Boston, MA 02111-1307, USA.
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**
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** Author contact information:
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** drh@hwaci.com
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** http://www.hwaci.com/drh/
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**
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*************************************************************************
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** A utility to dump the entire contents of a GDBM table in a
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** readable format.
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*/
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#include <stdio.h>
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#include <ctype.h>
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#include <gdbm.h>
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#include <stdlib.h>
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static void print_data(char *zPrefix, datum p){
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int i, j;
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printf("%-5s: ", zPrefix);
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for(i=0; i<p.dsize; i+=20){
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for(j=i; j<p.dsize && j<i+20; j++){
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printf("%02x", 0xff & p.dptr[j]);
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if( (j&3)==3 ) printf(" ");
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}
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while( j<i+20 ){
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printf(" ");
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if( (j&3)==3 ) printf(" ");
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j++;
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}
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printf(" ");
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for(j=i; j<p.dsize && j<i+20; j++){
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int c = p.dptr[j];
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if( !isprint(c) ){ c = '.'; }
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putchar(c);
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}
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printf("\n");
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if( i+20<p.dsize ) printf(" ");
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}
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}
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static int gdbm_dump(char *zFilename){
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GDBM_FILE p;
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datum data, key, next;
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p = gdbm_open(zFilename, 0, GDBM_READER, 0, 0);
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if( p==0 ){
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fprintf(stderr,"can't open file \"%s\"\n", zFilename);
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return 1;
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}
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key = gdbm_firstkey(p);
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while( key.dptr ){
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print_data("key",key);
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data = gdbm_fetch(p, key);
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if( data.dptr ){
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print_data("data",data);
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free( data.dptr );
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}
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next = gdbm_nextkey(p, key);
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free( key.dptr );
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key = next;
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printf("\n");
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}
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gdbm_close(p);
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return 0;
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}
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int main(int argc, char **argv){
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int i;
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int nErr = 0;
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for(i=1; i<argc; i++){
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nErr += gdbm_dump(argv[i]);
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}
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return nErr;
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}
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