1 | /* |
2 | * Helper to hexdump a buffer |
3 | * |
4 | * Copyright (c) 2013 Red Hat, Inc. |
5 | * Copyright (c) 2013 Gerd Hoffmann <kraxel@redhat.com> |
6 | * Copyright (c) 2013 Peter Crosthwaite <peter.crosthwaite@xilinx.com> |
7 | * Copyright (c) 2013 Xilinx, Inc |
8 | * |
9 | * This work is licensed under the terms of the GNU GPL, version 2. See |
10 | * the COPYING file in the top-level directory. |
11 | * |
12 | * Contributions after 2012-01-13 are licensed under the terms of the |
13 | * GNU GPL, version 2 or (at your option) any later version. |
14 | */ |
15 | |
16 | #include "qemu/osdep.h" |
17 | #include "qemu-common.h" |
18 | |
19 | void qemu_hexdump(const char *buf, FILE *fp, const char *prefix, size_t size) |
20 | { |
21 | unsigned int b, len, i, c; |
22 | |
23 | for (b = 0; b < size; b += 16) { |
24 | len = size - b; |
25 | if (len > 16) { |
26 | len = 16; |
27 | } |
28 | fprintf(fp, "%s: %04x:" , prefix, b); |
29 | for (i = 0; i < 16; i++) { |
30 | if ((i % 4) == 0) { |
31 | fprintf(fp, " " ); |
32 | } |
33 | if (i < len) { |
34 | fprintf(fp, " %02x" , (unsigned char)buf[b + i]); |
35 | } else { |
36 | fprintf(fp, " " ); |
37 | } |
38 | } |
39 | fprintf(fp, " " ); |
40 | for (i = 0; i < len; i++) { |
41 | c = buf[b + i]; |
42 | if (c < ' ' || c > '~') { |
43 | c = '.'; |
44 | } |
45 | fprintf(fp, "%c" , c); |
46 | } |
47 | fprintf(fp, "\n" ); |
48 | } |
49 | } |
50 | |