tinc/lib/utils.h
2019-08-26 13:44:36 +02:00

57 lines
2.1 KiB
C

/*
utils.h -- header file for utils.c
Copyright (C) 1999-2001 Ivo Timmermans <zarq@iname.com>
2000,2001 Guus Sliepen <guus@sliepen.warande.net>
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.
*/
#ifndef __TINC_UTILS_H__
#define __TINC_UTILS_H__
#include <ctype.h>
enum {
DEBUG_NOTHING = 0, /* Quiet mode, only show starting/stopping of the daemon */
DEBUG_CONNECTIONS = 1, /* Show (dis)connects of other tinc daemons via TCP */
DEBUG_ERROR = 2, /* Show error messages received from other hosts */
DEBUG_STATUS = 2, /* Show status messages received from other hosts */
DEBUG_PROTOCOL = 3, /* Show the requests that are sent/received */
DEBUG_META = 4, /* Show contents of every request that is sent/received */
DEBUG_TRAFFIC = 5, /* Show network traffic information */
DEBUG_PACKET = 6, /* Show contents of each packet that is being sent/received */
DEBUG_SCARY_THINGS = 10 /* You have been warned */
};
#define min(a,b) (((a)<(b))?(a):(b))
#ifdef ENABLE_TRACING
extern volatile int cp_line[];
extern volatile char *cp_file[];
extern volatile int cp_index;
extern void cp_trace(void);
#define cp { cp_line[cp_index] = __LINE__; cp_file[cp_index] = __FILE__; cp_index++; cp_index %= 16; }
#define ecp { fprintf(stderr, "Explicit checkpoint in %s line %d\n", __FILE__, __LINE__); }
#else
#define cp
#define ecp
#define cp_trace()
#endif
extern void hex2bin(char *src, char *dst, int length);
extern void bin2hex(char *src, char *dst, int length);
#endif /* __TINC_UTILS_H__ */