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make "established" a different tcp flag match

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add fragment handling
drop IP address from LOG macro (function)
This commit is contained in:
Brendan O'Dea 2004-11-29 02:17:17 +00:00
parent 80308e8838
commit 2f5b811429
16 changed files with 722 additions and 627 deletions
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16
l2tpns.h
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@ -1,5 +1,5 @@
// L2TPNS Global Stuff
// $Id: l2tpns.h,v 1.40 2004-11-28 20:10:04 bodea Exp $
// $Id: l2tpns.h,v 1.41 2004-11-29 02:17:17 bodea Exp $
#ifndef __L2TPNS_H__
#define __L2TPNS_H__
@ -277,7 +277,6 @@ struct Tringbuffer
char level;
sessionidt session;
tunnelidt tunnel;
ipt address;
char message[MAX_LOG_LENGTH];
} buffer[RINGBUFFER_SIZE];
int head;
@ -513,11 +512,14 @@ typedef struct
ipt dst_ip; // dest ip
ipt dst_wild;
ip_filter_portt dst_ports;
u8 tcp_flag_op; // match type: any, all
u8 frag; // apply to non-initial fragments
u8 tcp_flag_op; // match type: any, all, established
#define FILTER_FLAG_OP_ANY 1
#define FILTER_FLAG_OP_ALL 2
#define FILTER_FLAG_OP_EST 3
u8 tcp_sflags; // flags set
u8 tcp_cflags; // flags clear
u32 counter; // match count
} ip_filter_rulet;
#define TCP_FLAG_FIN 0x01
@ -580,10 +582,10 @@ int cmd_show_hist_open(struct cli_def *cli, char *command, char **argv, int argc
#undef LOG
#undef LOG_HEX
#define LOG(D, a, s, t, f, ...) ({ if (D <= config->debug) _log(D, a, s, t, f, ## __VA_ARGS__); })
#define LOG(D, s, t, f, ...) ({ if (D <= config->debug) _log(D, s, t, f, ## __VA_ARGS__); })
#define LOG_HEX(D, t, d, s) ({ if (D <= config->debug) _log_hex(D, t, d, s); })
void _log(int level, ipt address, sessionidt s, tunnelidt t, const char *format, ...) __attribute__((format (printf, 5, 6)));
void _log(int level, sessionidt s, tunnelidt t, const char *format, ...) __attribute__((format (printf, 4, 5)));
void _log_hex(int level, const char *title, const char *data, int maxsize);
int sessionsetup(tunnelidt t, sessionidt s);
@ -616,12 +618,12 @@ if (count++ < max) { \
void *array[20]; \
char **strings; \
int size, i; \
LOG(0, 0, 0, t, "Backtrace follows"); \
LOG(0, 0, t, "Backtrace follows"); \
size = backtrace(array, 10); \
strings = backtrace_symbols(array, size); \
if (strings) for (i = 0; i < size; i++) \
{ \
LOG(0, 0, 0, t, "%s\n", strings[i]); \
LOG(0, 0, t, "%s\n", strings[i]); \
} \
free(strings); \
}