Files
mdbtools/src/extras/mdb-dump.c

54 lines
1.3 KiB
C

/* utility program to make a hex dump of a binary file (such as a mdb file) */
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <netdb.h>
#include <sys/types.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <time.h>
#include <limits.h>
#include <assert.h>
#include <ctype.h>
int main(int argc, char **argv)
{
long i=0;
int j;
unsigned char data[17];
FILE *in;
int length;
int pg=0;
char addr[10];
if (argc < 2) {
fprintf(stderr, "Usage: mdb-dump <filename>\n\n");
exit(1);
}
if ((in = fopen(argv[1],"r"))==NULL) {
fprintf(stderr, "Couldn't open file %s\n", argv[1]);
exit(1);
}
while (length = fread(data,1,16,in)) {
sprintf(addr, "%06x", i);
if (!strcmp(&addr[3],"000") || ! strcmp(&addr[3],"800")) {
fprintf(stdout,"-- Page 0x%04x (%d) --\n", pg, pg);
pg++;
}
fprintf(stdout,"%s ", addr);
i+=length;
for(j=0; j<length; j++) {
fprintf(stdout, "%02x ", data[j]);
}
fprintf(stdout, " |");
for(j=0; j<length; j++) {
fprintf(stdout, "%c", (isprint(data[j])) ? data[j] : '.');
}
fprintf(stdout, "|\n");
}
}