mirror of
https://github.com/RfidResearchGroup/proxmark3.git
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144 lines
3.9 KiB
C
144 lines
3.9 KiB
C
//-----------------------------------------------------------------------------
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// Copyright (C) Jonathan Westhues, Mar 2006
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// Copyright (C) Gerhard de Koning Gans, Sep 2007
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (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
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// GNU General Public License for more details.
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//
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// See LICENSE.txt for the text of the license.
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//-----------------------------------------------------------------------------
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#include "dbprint.h"
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#include "string.h"
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#include "cmd.h"
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#include "printf.h"
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#define DEBUG 1
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#define DEBUG_MAX_MSG_SIZE 200
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//=============================================================================
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// Debug print functions, to go out over USB, to the usual PC-side client.
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//=============================================================================
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void DbpStringEx(uint32_t flags, const char *src, size_t srclen) {
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#if DEBUG
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struct {
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uint16_t flag;
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uint8_t buf[DEBUG_MAX_MSG_SIZE];
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} PACKED data;
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data.flag = flags;
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uint16_t len = MIN(srclen, sizeof(data.buf));
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memcpy(data.buf, src, len);
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reply_ng(CMD_DEBUG_PRINT_STRING, PM3_SUCCESS, (uint8_t *)&data, sizeof(data.flag) + len);
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#endif
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}
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void DbpString(const char *str) {
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#if DEBUG
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DbpStringEx(FLAG_LOG, str, strlen(str));
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#endif
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}
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void DbprintfEx(uint32_t flags, const char *fmt, ...) {
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#if DEBUG
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// should probably limit size here; oh well, let's just use a big buffer
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char s[DEBUG_MAX_MSG_SIZE] = {0x00};
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va_list ap;
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va_start(ap, fmt);
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kvsprintf(fmt, s, 10, ap);
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va_end(ap);
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DbpStringEx(flags, s, strlen(s));
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#endif
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}
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void Dbprintf(const char *fmt, ...) {
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#if DEBUG
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// should probably limit size here; oh well, let's just use a big buffer
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char output_string[DEBUG_MAX_MSG_SIZE] = {0x00};
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va_list ap;
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va_start(ap, fmt);
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kvsprintf(fmt, output_string, 10, ap);
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va_end(ap);
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DbpString(output_string);
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#endif
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}
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// prints HEX & ASCII
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void Dbhexdump(int len, const uint8_t *d, bool bAsci) {
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#if DEBUG
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while (len > 0) {
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int l = (len > 16) ? 16 : len;
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if (bAsci) {
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char ascii[17];
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memcpy(ascii, d, l);
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ascii[l] = 0;
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// filter safe ascii
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for (int i = 0; i < l; i++) {
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if (ascii[i] < 32 || ascii[i] > 126) {
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ascii[i] = '.';
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}
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}
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Dbprintf("%-8s %*D", ascii, l, d, " ");
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} else {
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Dbprintf("%*D", l, d, " ");
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}
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len -= 16;
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d += 16;
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}
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#endif
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}
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void print_result(const char *name, const uint8_t *d, size_t
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n) {
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const uint8_t *p = d;
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uint16_t tmp = n & 0xFFF0;
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for (; p - d < tmp; p += 16) {
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Dbprintf("[%s: %02d/%02d] %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
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name,
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p - d,
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n,
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p[0], p[1], p[2], p[3], p[4], p[5], p[6], p[7], p[8], p[9], p[10], p[11], p[12], p[13], p[14], p[15]
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);
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}
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if (n % 16 != 0) {
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char s[46] = {0};
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char *sp = s;
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for (; p - d < n; p++) {
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sprintf(sp, "%02x ", p[0]);
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sp += 3;
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}
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Dbprintf("[%s: %02d/%02d] %s", name, p - d, n, s);
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}
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}
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// Prints message and hexdump
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void print_dbg(const char *msg, const uint8_t *d, uint16_t n) {
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if (g_dbglevel == DBG_DEBUG) {
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print_result(msg, d, n);
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}
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}
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/* useful when debugging new protocol implementations like FeliCa
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void PrintToSendBuffer(void) {
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DbpString("Printing ToSendBuffer:");
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Dbhexdump(ToSendMax, ToSend, 0);
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}
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*/
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