mirror of
https://github.com/mdbtools/mdbtools.git
synced 2026-03-10 00:20:54 +08:00
97 lines
2.4 KiB
C
97 lines
2.4 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 <time.h>
|
|
#include <limits.h>
|
|
#include <assert.h>
|
|
#include <ctype.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
#include <unistd.h>
|
|
#include <ctype.h>
|
|
#include <string.h>
|
|
|
|
/** \addtogroup mdb-dump
|
|
* @{
|
|
*/
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
unsigned long i=0;
|
|
unsigned int j;
|
|
unsigned char data[17];
|
|
FILE *in;
|
|
size_t length;
|
|
int pg=0;
|
|
char addr[10];
|
|
int jet4 = 0;
|
|
int pg_size = 2048;
|
|
|
|
if (argc < 2) {
|
|
fprintf(stderr, "Usage: mdb-dump <filename> [<page number>]\n\n");
|
|
exit(1);
|
|
}
|
|
fputs("mdb-hexdump is deprecated and will disappear in a future version of mdbtools.\n", stderr);
|
|
fputs("Please drop us a line if you have any use of it.\n", stderr);
|
|
fputs("See https://github.com/mdbtools/mdbtools/issues/197\n", stderr);
|
|
fputs("\n", stderr);
|
|
if (argc>2) {
|
|
if (!strncmp(argv[2],"0x",2)) {
|
|
for (i=2;i<strlen(argv[2]);i++) {
|
|
pg *= 16;
|
|
//if (islower(argv[2][i]))
|
|
//argv[2][i] += 0x20;
|
|
printf("char %c\n", (int)argv[2][i]);
|
|
pg += argv[2][i] > '9' ? argv[2][i] - 'a' + 10 : argv[2][i] - '0';
|
|
}
|
|
} else {
|
|
pg = atol(argv[2]);
|
|
}
|
|
}
|
|
printf("page num %d\n", pg);
|
|
if ((in = fopen(argv[1],"r"))==NULL) {
|
|
fprintf(stderr, "Couldn't open file %s\n", argv[1]);
|
|
exit(1);
|
|
}
|
|
fseek(in,0x14,SEEK_SET);
|
|
length = fread(data,1,1,in);
|
|
if (!length) {
|
|
fprintf(stderr, "fread failed at position 0x14\n");
|
|
exit(1);
|
|
}
|
|
if (data[0]) {
|
|
jet4 = 1;
|
|
pg_size = 4096;
|
|
}
|
|
fseek(in,(pg*pg_size),SEEK_SET);
|
|
i = 0;
|
|
while ((length = fread(data,1,16,in))) {
|
|
snprintf(addr, sizeof(addr), "%06lx", i);
|
|
//if (!strcmp(&addr[3],"000") || (!jet4 && !strcmp(&addr[3],"800")) &&
|
|
//pg) break;
|
|
if (!strcmp(&addr[3],"000") || (!jet4 && !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");
|
|
}
|
|
|
|
exit(0);
|
|
}
|
|
|
|
/** @}*/
|