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authorPatrick McHardy <kaber@trash.net>2006-11-29 02:35:26 +0100
committerDavid S. Miller <davem@sunset.davemloft.net>2006-12-03 06:31:23 +0100
commit9d5b8baa4e9ace9be113c6151aaeeb3c07a26fc8 (patch)
tree039d42ebf4734e665ccf4f9251668d31b10fdf2a /include
parent[NETFILTER]: ip_conntrack: fix NAT helper unload races (diff)
downloadlinux-9d5b8baa4e9ace9be113c6151aaeeb3c07a26fc8.tar.xz
linux-9d5b8baa4e9ace9be113c6151aaeeb3c07a26fc8.zip
[NETFILTER]: sip conntrack: minor cleanup
- Use enum for header field enumeration - Use numerical value instead of pointer to header info structure to identify headers, unexport ct_sip_hdrs - group SIP and SDP entries in header info structure - remove double forward declaration of ct_sip_get_info Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/netfilter_ipv4/ip_conntrack_sip.h28
1 files changed, 10 insertions, 18 deletions
diff --git a/include/linux/netfilter_ipv4/ip_conntrack_sip.h b/include/linux/netfilter_ipv4/ip_conntrack_sip.h
index 913dad66c0fb..2a15eb51fd6b 100644
--- a/include/linux/netfilter_ipv4/ip_conntrack_sip.h
+++ b/include/linux/netfilter_ipv4/ip_conntrack_sip.h
@@ -5,23 +5,15 @@
#define SIP_PORT 5060
#define SIP_TIMEOUT 3600
-#define POS_VIA 0
-#define POS_CONTACT 1
-#define POS_CONTENT 2
-#define POS_MEDIA 3
-#define POS_OWNER 4
-#define POS_CONNECTION 5
-#define POS_REQ_HEADER 6
-#define POS_SDP_HEADER 7
-
-struct sip_header_nfo {
- const char *lname;
- const char *sname;
- const char *ln_str;
- size_t lnlen;
- size_t snlen;
- size_t ln_strlen;
- int (*match_len)(const char *, const char *, int *);
+enum sip_header_pos {
+ POS_REQ_HEADER,
+ POS_VIA,
+ POS_CONTACT,
+ POS_CONTENT,
+ POS_MEDIA,
+ POS_OWNER,
+ POS_CONNECTION,
+ POS_SDP_HEADER,
};
extern unsigned int (*ip_nat_sip_hook)(struct sk_buff **pskb,
@@ -36,7 +28,7 @@ extern unsigned int (*ip_nat_sdp_hook)(struct sk_buff **pskb,
extern int ct_sip_get_info(const char *dptr, size_t dlen,
unsigned int *matchoff,
unsigned int *matchlen,
- struct sip_header_nfo *hnfo);
+ 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);