proxmark3/armsrc/dbprint.c
iceman1001 369db7c9d7 style
2024-05-27 20:29:02 +02:00

144 lines
3.9 KiB
C

//-----------------------------------------------------------------------------
// Copyright (C) Jonathan Westhues, Mar 2006
// Copyright (C) Gerhard de Koning Gans, Sep 2007
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// See LICENSE.txt for the text of the license.
//-----------------------------------------------------------------------------
#include "dbprint.h"
#include "string.h"
#include "cmd.h"
#include "printf.h"
#define DEBUG 1
#define DEBUG_MAX_MSG_SIZE 200
//=============================================================================
// Debug print functions, to go out over USB, to the usual PC-side client.
//=============================================================================
void DbpStringEx(uint32_t flags, const char *src, size_t srclen) {
#if DEBUG
struct {
uint16_t flag;
uint8_t buf[DEBUG_MAX_MSG_SIZE];
} PACKED data;
data.flag = flags;
uint16_t len = MIN(srclen, sizeof(data.buf));
memcpy(data.buf, src, len);
reply_ng(CMD_DEBUG_PRINT_STRING, PM3_SUCCESS, (uint8_t *)&data, sizeof(data.flag) + len);
#endif
}
void DbpString(const char *str) {
#if DEBUG
DbpStringEx(FLAG_LOG, str, strlen(str));
#endif
}
void DbprintfEx(uint32_t flags, const char *fmt, ...) {
#if DEBUG
// should probably limit size here; oh well, let's just use a big buffer
char s[DEBUG_MAX_MSG_SIZE] = {0x00};
va_list ap;
va_start(ap, fmt);
kvsprintf(fmt, s, 10, ap);
va_end(ap);
DbpStringEx(flags, s, strlen(s));
#endif
}
void Dbprintf(const char *fmt, ...) {
#if DEBUG
// should probably limit size here; oh well, let's just use a big buffer
char output_string[DEBUG_MAX_MSG_SIZE] = {0x00};
va_list ap;
va_start(ap, fmt);
kvsprintf(fmt, output_string, 10, ap);
va_end(ap);
DbpString(output_string);
#endif
}
// prints HEX & ASCII
void Dbhexdump(int len, const uint8_t *d, bool bAsci) {
#if DEBUG
char ascii[17];
while (len > 0) {
int l = (len > 16) ? 16 : len;
memcpy(ascii, d, l);
ascii[l] = 0;
// filter safe ascii
for (int i = 0; i < l; i++) {
if (ascii[i] < 32 || ascii[i] > 126) {
ascii[i] = '.';
}
}
if (bAsci)
Dbprintf("%-8s %*D", ascii, l, d, " ");
else
Dbprintf("%*D", l, d, " ");
len -= 16;
d += 16;
}
#endif
}
void print_result(const char *name, const uint8_t *d, size_t
n) {
const uint8_t *p = d;
uint16_t tmp = n & 0xFFF0;
for (; p - d < tmp; p += 16) {
Dbprintf("[%s: %02d/%02d] %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x",
name,
p - d,
n,
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]
);
}
if (n % 16 != 0) {
char s[46] = {0};
char *sp = s;
for (; p - d < n; p++) {
sprintf(sp, "%02x ", p[0]);
sp += 3;
}
Dbprintf("[%s: %02d/%02d] %s", name, p - d, n, s);
}
}
// Prints message and hexdump
void print_dbg(const char *msg, const uint8_t *d, uint16_t n) {
if (g_dbglevel == DBG_DEBUG) {
print_result(msg, d, n);
}
}
/* useful when debugging new protocol implementations like FeliCa
void PrintToSendBuffer(void) {
DbpString("Printing ToSendBuffer:");
Dbhexdump(ToSendMax, ToSend, 0);
}
*/