![Jing Min Zhao](/assets/img/avatar_default.png)
Move prototypes of NAT callbacks to ip_conntrack_h323.h. Because the use of typedefs as arguments, some header files need to be moved as well. Signed-off-by: Jing Min Zhao <zhaojingmin@users.sourceforge.net> Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
83 lines
2.8 KiB
C
83 lines
2.8 KiB
C
#ifndef _IP_CONNTRACK_H323_H
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#define _IP_CONNTRACK_H323_H
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#ifdef __KERNEL__
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#include <linux/netfilter_ipv4/ip_conntrack_helper_h323_asn1.h>
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#define RAS_PORT 1719
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#define Q931_PORT 1720
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#define H323_RTP_CHANNEL_MAX 4 /* Audio, video, FAX and other */
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/* This structure exists only once per master */
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struct ip_ct_h323_master {
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/* Original and NATed Q.931 or H.245 signal ports */
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u_int16_t sig_port[IP_CT_DIR_MAX];
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/* Original and NATed RTP ports */
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u_int16_t rtp_port[H323_RTP_CHANNEL_MAX][IP_CT_DIR_MAX];
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union {
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/* RAS connection timeout */
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u_int32_t timeout;
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/* Next TPKT length (for separate TPKT header and data) */
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u_int16_t tpkt_len[IP_CT_DIR_MAX];
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};
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};
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struct ip_conntrack_expect;
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extern int get_h225_addr(unsigned char *data, TransportAddress * addr,
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u_int32_t * ip, u_int16_t * port);
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extern void ip_conntrack_h245_expect(struct ip_conntrack *new,
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struct ip_conntrack_expect *this);
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extern void ip_conntrack_q931_expect(struct ip_conntrack *new,
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struct ip_conntrack_expect *this);
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extern int (*set_h245_addr_hook) (struct sk_buff ** pskb,
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unsigned char **data, int dataoff,
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H245_TransportAddress * addr,
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u_int32_t ip, u_int16_t port);
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extern int (*set_h225_addr_hook) (struct sk_buff ** pskb,
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unsigned char **data, int dataoff,
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TransportAddress * addr,
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u_int32_t ip, u_int16_t port);
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extern int (*set_sig_addr_hook) (struct sk_buff ** pskb,
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struct ip_conntrack * ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data,
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TransportAddress * addr, int count);
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extern int (*set_ras_addr_hook) (struct sk_buff ** pskb,
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struct ip_conntrack * ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data,
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TransportAddress * addr, int count);
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extern int (*nat_rtp_rtcp_hook) (struct sk_buff ** pskb,
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struct ip_conntrack * ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data, int dataoff,
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H245_TransportAddress * addr,
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u_int16_t port, u_int16_t rtp_port,
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struct ip_conntrack_expect * rtp_exp,
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struct ip_conntrack_expect * rtcp_exp);
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extern int (*nat_t120_hook) (struct sk_buff ** pskb, struct ip_conntrack * ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data, int dataoff,
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H245_TransportAddress * addr, u_int16_t port,
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struct ip_conntrack_expect * exp);
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extern int (*nat_h245_hook) (struct sk_buff ** pskb, struct ip_conntrack * ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data, int dataoff,
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TransportAddress * addr, u_int16_t port,
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struct ip_conntrack_expect * exp);
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extern int (*nat_q931_hook) (struct sk_buff ** pskb, struct ip_conntrack * ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data, TransportAddress * addr,
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int idx, u_int16_t port,
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struct ip_conntrack_expect * exp);
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#endif
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#endif
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