50 lines
1.3 KiB
C
50 lines
1.3 KiB
C
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/*
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* Helper to hexdump a buffer
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*
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* Copyright (c) 2013 Red Hat, Inc.
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* Copyright (c) 2013 Gerd Hoffmann <kraxel@redhat.com>
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* Copyright (c) 2013 Peter Crosthwaite <peter.crosthwaite@xilinx.com>
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* Copyright (c) 2013 Xilinx, Inc
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*
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* This work is licensed under the terms of the GNU GPL, version 2. See
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* the COPYING file in the top-level directory.
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*
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* Contributions after 2012-01-13 are licensed under the terms of the
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* GNU GPL, version 2 or (at your option) any later version.
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*/
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#include "qemu/osdep.h"
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#include "qemu-common.h"
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void qemu_hexdump(const char *buf, FILE *fp, const char *prefix, size_t size)
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{
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unsigned int b, len, i, c;
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for (b = 0; b < size; b += 16) {
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len = size - b;
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if (len > 16) {
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len = 16;
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}
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fprintf(fp, "%s: %04x:", prefix, b);
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for (i = 0; i < 16; i++) {
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if ((i % 4) == 0) {
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fprintf(fp, " ");
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}
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if (i < len) {
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fprintf(fp, " %02x", (unsigned char)buf[b + i]);
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} else {
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fprintf(fp, " ");
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}
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}
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fprintf(fp, " ");
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for (i = 0; i < len; i++) {
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c = buf[b + i];
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if (c < ' ' || c > '~') {
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c = '.';
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}
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fprintf(fp, "%c", c);
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}
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fprintf(fp, "\n");
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}
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}
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