diff options
Diffstat (limited to 'include/linux/netfilter/nf_conntrack_sip.h')
| -rw-r--r-- | include/linux/netfilter/nf_conntrack_sip.h | 20 |
1 files changed, 15 insertions, 5 deletions
diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h index 23aa2ec6b7b7..0ce91d56a5f2 100644 --- a/include/linux/netfilter/nf_conntrack_sip.h +++ b/include/linux/netfilter/nf_conntrack_sip.h @@ -14,6 +14,7 @@ enum sip_expectation_classes { SIP_EXPECT_SIGNALLING, SIP_EXPECT_AUDIO, SIP_EXPECT_VIDEO, + SIP_EXPECT_IMAGE, __SIP_EXPECT_MAX }; #define SIP_EXPECT_MAX (__SIP_EXPECT_MAX - 1) @@ -34,10 +35,10 @@ struct sdp_media_type { struct sip_handler { const char *method; unsigned int len; - int (*request)(struct sk_buff *skb, + int (*request)(struct sk_buff *skb, unsigned int dataoff, const char **dptr, unsigned int *datalen, unsigned int cseq); - int (*response)(struct sk_buff *skb, + int (*response)(struct sk_buff *skb, unsigned int dataoff, const char **dptr, unsigned int *datalen, unsigned int cseq, unsigned int code); }; @@ -84,9 +85,11 @@ enum sip_header_types { SIP_HDR_FROM, SIP_HDR_TO, SIP_HDR_CONTACT, - SIP_HDR_VIA, + SIP_HDR_VIA_UDP, + SIP_HDR_VIA_TCP, SIP_HDR_EXPIRES, SIP_HDR_CONTENT_LENGTH, + SIP_HDR_CALL_ID, }; enum sdp_header_types { @@ -100,33 +103,40 @@ enum sdp_header_types { }; extern unsigned int (*nf_nat_sip_hook)(struct sk_buff *skb, + unsigned int dataoff, const char **dptr, unsigned int *datalen); +extern void (*nf_nat_sip_seq_adjust_hook)(struct sk_buff *skb, s16 off); extern unsigned int (*nf_nat_sip_expect_hook)(struct sk_buff *skb, + unsigned int dataoff, const char **dptr, unsigned int *datalen, struct nf_conntrack_expect *exp, unsigned int matchoff, unsigned int matchlen); extern unsigned int (*nf_nat_sdp_addr_hook)(struct sk_buff *skb, - const char **dptr, unsigned int dataoff, + const char **dptr, unsigned int *datalen, + unsigned int sdpoff, enum sdp_header_types type, enum sdp_header_types term, const union nf_inet_addr *addr); extern unsigned int (*nf_nat_sdp_port_hook)(struct sk_buff *skb, + unsigned int dataoff, const char **dptr, unsigned int *datalen, unsigned int matchoff, unsigned int matchlen, u_int16_t port); extern unsigned int (*nf_nat_sdp_session_hook)(struct sk_buff *skb, - const char **dptr, unsigned int dataoff, + const char **dptr, unsigned int *datalen, + unsigned int sdpoff, const union nf_inet_addr *addr); extern unsigned int (*nf_nat_sdp_media_hook)(struct sk_buff *skb, + unsigned int dataoff, const char **dptr, unsigned int *datalen, struct nf_conntrack_expect *rtp_exp, |