diff options
| author | Patrick McHardy <kaber@trash.net> | 2008-03-25 20:22:20 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-03-25 20:22:20 -0700 |
| commit | 30f33e6dee80c6ded917f978e4f377d1069d519d (patch) | |
| tree | 95bd9e8356d37aa3f7c7edc6f6637fc05d8b3b8d /include | |
| parent | 7d3dd043b69b10f5abe9c785ab82cc6627898fcd (diff) | |
[NETFILTER]: nf_conntrack_sip: support method specific request/response handling
Add support for per-method request/response handlers and perform SDP
parsing for INVITE/UPDATE requests and for all informational and
successful responses.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/netfilter/nf_conntrack_sip.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h index 68a0d6a41733..da93e80804c2 100644 --- a/include/linux/netfilter/nf_conntrack_sip.h +++ b/include/linux/netfilter/nf_conntrack_sip.h @@ -5,6 +5,25 @@ #define SIP_PORT 5060 #define SIP_TIMEOUT 3600 +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; @@ -35,6 +54,7 @@ struct sip_header { __SIP_HDR(__name, NULL, __search, __match) enum sip_header_types { + SIP_HDR_CSEQ, SIP_HDR_FROM, SIP_HDR_TO, SIP_HDR_CONTACT, |