Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.26

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.26: (1090 commits)
  [NET]: Fix and allocate less memory for ->priv'less netdevices
  [IPV6]: Fix dangling references on error in fib6_add().
  [NETLABEL]: Fix NULL deref in netlbl_unlabel_staticlist_gen() if ifindex not found
  [PKT_SCHED]: Fix datalen check in tcf_simp_init().
  [INET]: Uninline the __inet_inherit_port call.
  [INET]: Drop the inet_inherit_port() call.
  SCTP: Initialize partial_bytes_acked to 0, when all of the data is acked.
  [netdrvr] forcedeth: internal simplifications; changelog removal
  phylib: factor out get_phy_id from within get_phy_device
  PHY: add BCM5464 support to broadcom PHY driver
  cxgb3: Fix __must_check warning with dev_dbg.
  tc35815: Statistics cleanup
  natsemi: fix MMIO for PPC 44x platforms
  [TIPC]: Cleanup of TIPC reference table code
  [TIPC]: Optimized initialization of TIPC reference table
  [TIPC]: Remove inlining of reference table locking routines
  e1000: convert uint16_t style integers to u16
  ixgb: convert uint16_t style integers to u16
  sb1000.c: make const arrays static
  sb1000.c: stop inlining largish static functions
  ...

1 files changed, 156 insertions, 29 deletions

diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h
index 8e5ce1ca7bf..5da04e586a3 100644
--- a/include/linux/netfilter/nf_conntrack_sip.h
+++ b/include/linux/netfilter/nf_conntrack_sip.h
@@ -5,37 +5,164 @@
 #define SIP_PORT	5060
 #define SIP_TIMEOUT	3600
 
-enum sip_header_pos {
-	POS_REG_REQ_URI,
-	POS_REQ_URI,
-	POS_FROM,
-	POS_TO,
-	POS_VIA,
-	POS_CONTACT,
-	POS_CONTENT,
-	POS_MEDIA,
-	POS_OWNER_IP4,
-	POS_CONNECTION_IP4,
-	POS_OWNER_IP6,
-	POS_CONNECTION_IP6,
-	POS_SDP_HEADER,
+struct nf_ct_sip_master {
+	unsigned int	register_cseq;
+};
+
+enum sip_expectation_classes {
+	SIP_EXPECT_SIGNALLING,
+	SIP_EXPECT_AUDIO,
+	SIP_EXPECT_VIDEO,
+	__SIP_EXPECT_MAX
+};
+#define SIP_EXPECT_MAX	(__SIP_EXPECT_MAX - 1)
+
+struct sdp_media_type {
+	const char			*name;
+	unsigned int			len;
+	enum sip_expectation_classes	class;
+};
+
+#define SDP_MEDIA_TYPE(__name, __class)					\
+{									\
+	.name	= (__name),						\
+	.len	= sizeof(__name) - 1,					\
+	.class	= (__class),						\
+}
+
+struct sip_handler {
+	const char	*method;
+	unsigned int	len;
+	int		(*request)(struct sk_buff *skb,
+				   const char **dptr, unsigned int *datalen,
+				   unsigned int cseq);
+	int		(*response)(struct sk_buff *skb,
+				    const char **dptr, unsigned int *datalen,
+				    unsigned int cseq, unsigned int code);
+};
+
+#define SIP_HANDLER(__method, __request, __response)			\
+{									\
+	.method		= (__method),					\
+	.len		= sizeof(__method) - 1,				\
+	.request	= (__request),					\
+	.response	= (__response),					\
+}
+
+struct sip_header {
+	const char	*name;
+	const char	*cname;
+	const char	*search;
+	unsigned int	len;
+	unsigned int	clen;
+	unsigned int	slen;
+	int		(*match_len)(const struct nf_conn *ct,
+				     const char *dptr, const char *limit,
+				     int *shift);
+};
+
+#define __SIP_HDR(__name, __cname, __search, __match)			\
+{									\
+	.name		= (__name),					\
+	.len		= sizeof(__name) - 1,				\
+	.cname		= (__cname),					\
+	.clen		= (__cname) ? sizeof(__cname) - 1 : 0,		\
+	.search		= (__search),					\
+	.slen		= (__search) ? sizeof(__search) - 1 : 0,	\
+	.match_len	= (__match),					\
+}
+
+#define SIP_HDR(__name, __cname, __search, __match) \
+	__SIP_HDR(__name, __cname, __search, __match)
+
+#define SDP_HDR(__name, __search, __match) \
+	__SIP_HDR(__name, NULL, __search, __match)
+
+enum sip_header_types {
+	SIP_HDR_CSEQ,
+	SIP_HDR_FROM,
+	SIP_HDR_TO,
+	SIP_HDR_CONTACT,
+	SIP_HDR_VIA,
+	SIP_HDR_EXPIRES,
+	SIP_HDR_CONTENT_LENGTH,
+};
+
+enum sdp_header_types {
+	SDP_HDR_UNSPEC,
+	SDP_HDR_VERSION,
+	SDP_HDR_OWNER_IP4,
+	SDP_HDR_CONNECTION_IP4,
+	SDP_HDR_OWNER_IP6,
+	SDP_HDR_CONNECTION_IP6,
+	SDP_HDR_MEDIA,
 };
 
 extern unsigned int (*nf_nat_sip_hook)(struct sk_buff *skb,
-				       enum ip_conntrack_info ctinfo,
-				       struct nf_conn *ct,
-				       const char **dptr);
-extern unsigned int (*nf_nat_sdp_hook)(struct sk_buff *skb,
-				       enum ip_conntrack_info ctinfo,
-				       struct nf_conntrack_expect *exp,
-				       const char *dptr);
-
-extern int ct_sip_get_info(const struct nf_conn *ct, const char *dptr,
-                           size_t dlen, unsigned int *matchoff,
-                           unsigned int *matchlen, enum sip_header_pos pos);
-extern int ct_sip_lnlen(const char *line, const char *limit);
-extern const char *ct_sip_search(const char *needle, const char *haystack,
-				 size_t needle_len, size_t haystack_len,
-				 int case_sensitive);
+				       const char **dptr,
+				       unsigned int *datalen);
+extern unsigned int (*nf_nat_sip_expect_hook)(struct sk_buff *skb,
+					      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,
+					    unsigned int *datalen,
+					    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,
+					    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,
+					       unsigned int *datalen,
+					       const union nf_inet_addr *addr);
+extern unsigned int (*nf_nat_sdp_media_hook)(struct sk_buff *skb,
+					     const char **dptr,
+					     unsigned int *datalen,
+					     struct nf_conntrack_expect *rtp_exp,
+					     struct nf_conntrack_expect *rtcp_exp,
+					     unsigned int mediaoff,
+					     unsigned int medialen,
+					     union nf_inet_addr *rtp_addr);
+
+extern int ct_sip_parse_request(const struct nf_conn *ct,
+				const char *dptr, unsigned int datalen,
+				unsigned int *matchoff, unsigned int *matchlen,
+				union nf_inet_addr *addr, __be16 *port);
+extern int ct_sip_get_header(const struct nf_conn *ct, const char *dptr,
+			     unsigned int dataoff, unsigned int datalen,
+			     enum sip_header_types type,
+			     unsigned int *matchoff, unsigned int *matchlen);
+extern int ct_sip_parse_header_uri(const struct nf_conn *ct, const char *dptr,
+				   unsigned int *dataoff, unsigned int datalen,
+				   enum sip_header_types type, int *in_header,
+				   unsigned int *matchoff, unsigned int *matchlen,
+				   union nf_inet_addr *addr, __be16 *port);
+extern int ct_sip_parse_address_param(const struct nf_conn *ct, const char *dptr,
+				      unsigned int dataoff, unsigned int datalen,
+				      const char *name,
+				      unsigned int *matchoff, unsigned int *matchlen,
+				      union nf_inet_addr *addr);
+extern int ct_sip_parse_numerical_param(const struct nf_conn *ct, const char *dptr,
+					unsigned int off, unsigned int datalen,
+					const char *name,
+					unsigned int *matchoff, unsigned int *matchen,
+					unsigned int *val);
+
+extern int ct_sip_get_sdp_header(const struct nf_conn *ct, const char *dptr,
+				 unsigned int dataoff, unsigned int datalen,
+				 enum sdp_header_types type,
+				 enum sdp_header_types term,
+				 unsigned int *matchoff, unsigned int *matchlen);
+
 #endif /* __KERNEL__ */
 #endif /* __NF_CONNTRACK_SIP_H__ */