diff options
Diffstat (limited to 'xpp/xtalk/debug.c')
-rw-r--r-- | xpp/xtalk/debug.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/xpp/xtalk/debug.c b/xpp/xtalk/debug.c new file mode 100644 index 0000000..eea2d82 --- /dev/null +++ b/xpp/xtalk/debug.c @@ -0,0 +1,72 @@ +/* + * Written by Oron Peled <oron@actcom.co.il> + * Copyright (C) 2008, Xorcom + * + * All rights reserved. + * + * 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 2 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + + +#include <stdio.h> +#include <stdint.h> +#include <stdlib.h> +#include <stdarg.h> +#include <syslog.h> +#include <execinfo.h> +#include <debug.h> + +int verbose = LOG_INFO; +int debug_mask = 0; + +void log_function(int level, int mask, const char *msg, ...) +{ + va_list ap; + + va_start(ap, msg); + if(verbose >= level) { + if(level < LOG_DEBUG || (mask & debug_mask)) + vfprintf(stderr, msg, ap); + } + va_end(ap); +} + +void dump_packet(int loglevel, int mask, const char *msg, const char *buf, int len) +{ + int i; + + if(mask & debug_mask) { + log_function(loglevel, ~0, "%-15s:", msg); + for(i = 0; i < len; i++) + log_function(loglevel, ~0, " %02X", (uint8_t)buf[i]); + log_function(loglevel, ~0, "\n"); + } +} + +/* from glibc info(1) */ +void print_backtrace (FILE *fp) +{ + void *array[10]; + size_t size; + char **strings; + size_t i; + + size = backtrace (array, 10); + strings = backtrace_symbols (array, size); + for (i = 0; i < size; i++) + fprintf (fp, "%s\n", strings[i]); + free (strings); +} |