mirror of
https://github.com/team-infusion-developers/android_kernel_samsung_msm8976.git
synced 2024-10-19 01:48:56 +00:00
93 lines
3.1 KiB
C
93 lines
3.1 KiB
C
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#ifndef _NF_CONNTRACK_H323_H
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#define _NF_CONNTRACK_H323_H
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#ifdef __KERNEL__
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#include <linux/netfilter/nf_conntrack_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 nf_ct_h323_master {
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/* Original and NATed Q.931 or H.245 signal ports */
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__be16 sig_port[IP_CT_DIR_MAX];
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/* Original and NATed RTP ports */
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__be16 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 nf_conn;
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extern int get_h225_addr(struct nf_conn *ct, unsigned char *data,
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TransportAddress *taddr,
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union nf_conntrack_address *addr, __be16 *port);
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extern void nf_conntrack_h245_expect(struct nf_conn *new,
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struct nf_conntrack_expect *this);
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extern void nf_conntrack_q931_expect(struct nf_conn *new,
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struct nf_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 *taddr,
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union nf_conntrack_address *addr,
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__be16 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 *taddr,
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union nf_conntrack_address *addr,
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__be16 port);
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extern int (*set_sig_addr_hook) (struct sk_buff **pskb,
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struct nf_conn *ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data,
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TransportAddress *taddr, int count);
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extern int (*set_ras_addr_hook) (struct sk_buff **pskb,
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struct nf_conn *ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data,
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TransportAddress *taddr, int count);
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extern int (*nat_rtp_rtcp_hook) (struct sk_buff **pskb,
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struct nf_conn *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 *taddr,
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__be16 port, __be16 rtp_port,
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struct nf_conntrack_expect *rtp_exp,
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struct nf_conntrack_expect *rtcp_exp);
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extern int (*nat_t120_hook) (struct sk_buff **pskb, struct nf_conn *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 *taddr, __be16 port,
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struct nf_conntrack_expect *exp);
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extern int (*nat_h245_hook) (struct sk_buff **pskb, struct nf_conn *ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data, int dataoff,
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TransportAddress *taddr, __be16 port,
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struct nf_conntrack_expect *exp);
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extern int (*nat_callforwarding_hook) (struct sk_buff **pskb,
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struct nf_conn *ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data, int dataoff,
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TransportAddress *taddr,
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__be16 port,
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struct nf_conntrack_expect *exp);
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extern int (*nat_q931_hook) (struct sk_buff **pskb, struct nf_conn *ct,
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enum ip_conntrack_info ctinfo,
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unsigned char **data, TransportAddress *taddr,
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int idx, __be16 port,
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struct nf_conntrack_expect *exp);
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#endif
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#endif
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