tools/brcm/K24/hndtools-mipsel-uclibc-4.2.4/include/linux/netfilter_ipv4/ip_conntrack_h323.h

   1 #ifndef _IP_CONNTRACK_H323_H
   2 #define _IP_CONNTRACK_H323_H
   3 /* H.323 connection tracking. */
   4
   5 #ifdef __KERNEL__
   6 /* Protects H.323 related data */
   7 DECLARE_LOCK_EXTERN(ip_h323_lock);
   8 #endif
   9
  10 /* Default H.225 port */
  11 #define H225_PORT       1720
  12
  13 /* This structure is per expected connection */
  14 struct ip_ct_h225_expect {
  15         u_int16_t port;                 /* Port of the H.225 helper/RTCP/RTP channel */
  16         enum ip_conntrack_dir dir;      /* Direction of the original connection */
  17         unsigned int offset;            /* offset of the address in the payload */
  18 };
  19
  20 /* This structure exists only once per master */
  21 struct ip_ct_h225_master {
  22         int is_h225;                            /* H.225 or H.245 connection */
  23 #ifdef CONFIG_IP_NF_NAT_NEEDED
  24         enum ip_conntrack_dir dir;              /* Direction of the original connection */
  25         u_int32_t seq[IP_CT_DIR_MAX];           /* Exceptional packet mangling for signal addressess... */
  26         unsigned int offset[IP_CT_DIR_MAX];     /* ...and the offset of the addresses in the payload */
  27 #endif
  28 };
  29
  30 #endif /* _IP_CONNTRACK_H323_H */