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/*
* utils.c
* contains utilitary methos for logging and debugging
*
* Copyright (c) 2008 Jonathan Beck All Rights Reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdarg.h>
#include <stdio.h>
#include "utils.h"
int toto_debug = 0;
uint16_t dbg_mask = 0;
/**
* Sets the level of debugging. Currently the only acceptable values are 0 and
* 1.
*
* @param level Set to 0 for no debugging or 1 for debugging.
*/
void iphone_set_debug(int level)
{
toto_debug = level;
}
/**
* Set debug ids to display. Values can be OR-ed
*
* @param level Set to 0 for no debugging or 1 for debugging.
*/
void iphone_set_debug_mask(uint16_t mask)
{
dbg_mask = mask;
}
void log_debug_msg(const char *format, ...)
{
#ifndef STRIP_DEBUG_CODE
va_list args;
/* run the real fprintf */
va_start(args, format);
if (toto_debug)
vfprintf(stderr, format, args);
va_end(args);
#endif
}
void log_dbg_msg(uint16_t id, const char *format, ...)
{
#ifndef STRIP_DEBUG_CODE
if (id & dbg_mask) {
va_list args;
/* run the real fprintf */
va_start(args, format);
vfprintf(stderr, format, args);
va_end(args);
}
#endif
}
inline void log_debug_buffer(const char *data, const int length)
{
#ifndef STRIP_DEBUG_CODE
int i;
int j;
unsigned char c;
if (toto_debug) {
for (i = 0; i < length; i += 16) {
fprintf(stderr, "%04x: ", i);
for (j = 0; j < 16; j++) {
if (i + j >= length) {
fprintf(stderr, " ");
continue;
}
fprintf(stderr, "%02hhx ", *(data + i + j));
}
fprintf(stderr, " | ");
for (j = 0; j < 16; j++) {
if (i + j >= length)
break;
c = *(data + i + j);
if ((c < 32) || (c > 127)) {
fprintf(stderr, ".");
continue;
}
fprintf(stderr, "%c", c);
}
fprintf(stderr, "\n");
}
fprintf(stderr, "\n");
}
#endif
}
inline void dump_debug_buffer(const char *file, const char *data, const int length)
{
#ifndef STRIP_DEBUG_CODE
/* run the real fprintf */
if (toto_debug) {
FILE *my_ssl_packet = fopen(file, "w+");
fwrite(data, 1, length, my_ssl_packet);
fflush(my_ssl_packet);
fprintf(stderr, "Wrote SSL packet to drive, too.\n");
fclose(my_ssl_packet);
}
#endif
}
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