73 lines
1.7 KiB
C
73 lines
1.7 KiB
C
/*
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* Written by Oron Peled <oron@actcom.co.il>
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* Copyright (C) 2008, Xorcom
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*
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* All rights reserved.
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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 2 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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <syslog.h>
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#include <execinfo.h>
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#include <debug.h>
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int verbose = LOG_INFO;
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int debug_mask = 0;
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void log_function(int level, int mask, const char *msg, ...)
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{
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va_list ap;
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va_start(ap, msg);
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if(verbose >= level) {
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if(level < LOG_DEBUG || (mask & debug_mask))
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vfprintf(stderr, msg, ap);
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}
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va_end(ap);
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}
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void dump_packet(int loglevel, int mask, const char *msg, const char *buf, int len)
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{
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int i;
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if(mask & debug_mask) {
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log_function(loglevel, ~0, "%-15s:", msg);
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for(i = 0; i < len; i++)
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log_function(loglevel, ~0, " %02X", (uint8_t)buf[i]);
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log_function(loglevel, ~0, "\n");
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}
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}
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/* from glibc info(1) */
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void print_backtrace (FILE *fp)
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{
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void *array[10];
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size_t size;
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char **strings;
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size_t i;
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size = backtrace (array, 10);
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strings = backtrace_symbols (array, size);
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for (i = 0; i < size; i++)
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fprintf (fp, "%s\n", strings[i]);
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free (strings);
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}
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