/* initialize all options at startup */
static void debug_init(void)
{
char *tgmlog_debug;
char *tgmlog_conf_file;
//env TGMLOGDEBUG
if (nb_debug_options != -1) return; /* already initialized */
nb_debug_options = 0;
if ((tgmlog_debug = getenv("TGMLOGDEBUG")))
{
if (!strcmp( tgmlog_debug, "help" )) debug_usage();
parse_options( tgmlog_debug );
}
//env TGMLOGDEBUG_FORMAT
tgmlog_dbg_header_format_set(getenv("TGMLOGDEBUG_FORMAT")?getenv("TGMLOGDEBUG_FORMAT"):default_header_format);
//env TGMLOGDEBUG_CONFFILE
if ((tgmlog_conf_file = getenv("TGMLOGDEBUG")))
{
//todo ...
//parse_options_file( tgmlog_conf_file );
}
}
void netdebug(int argc, char **argv)
{
int noblock = 0;
int clear = 0;
unsigned int debug = 0;
do {
argc--;
if (strcmp(argv[argc], "-n") == 0)
noblock = 1;
else if (strcmp(argv[argc], "-c") == 0)
clear = 1;
else if (strcmp(argv[argc], "dev") == 0)
debug |= NET_DEBUG_DEV;
else if (strcmp(argv[argc], "l2") == 0)
debug |= NET_DEBUG_L2;
else if (strcmp(argv[argc], "arp") == 0)
debug |= NET_DEBUG_ARP;
else if (strcmp(argv[argc], "ip") == 0)
debug |= NET_DEBUG_IP;
else if (strcmp(argv[argc], "icmp") == 0)
debug |= NET_DEBUG_ICMP;
else if (strcmp(argv[argc], "udp") == 0)
debug |= NET_DEBUG_UDP;
else if (strcmp(argv[argc], "tcp") == 0)
debug |= NET_DEBUG_TCP;
else if (strcmp(argv[argc], "tcpstate") == 0)
debug |= NET_DEBUG_TCPSTATE;
else if (strcmp(argv[argc], "all") == 0)
debug |= NET_DEBUG_ALL;
else
return debug_usage();
} while (argc > 1);
/* clear debug flags */
if (clear) {
if (debug)
net_debug &= ~debug;
else
net_debug = 0;
return;
}
net_debug |= debug;
if (noblock)
return;
/* block mode */
ferr("enter ^C to exit debug mode\n");
/* waiting for interrupt signal */
signal_wait(SIGQUIT);
net_debug = 0;
ferr("\nexit debug mode\n");
}