From 13f7d63c2911c9d1a254d13899986fc801641127 Mon Sep 17 00:00:00 2001 From: Jan Engelhardt Date: Thu, 31 Jan 2008 04:50:25 -0800 Subject: [NETFILTER]: nf_{conntrack,nat}_sip: annotate SIP helper with const Signed-off-by: Jan Engelhardt Signed-off-by: Patrick McHardy Signed-off-by: David S. Miller --- include/linux/netfilter/nf_conntrack_sip.h | 6 +++--- net/ipv4/netfilter/nf_nat_sip.c | 4 ++-- net/netfilter/nf_conntrack_sip.c | 25 +++++++++++++------------ 3 files changed, 18 insertions(+), 17 deletions(-) diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h index 9fff19779bd..8e5ce1ca7bf 100644 --- a/include/linux/netfilter/nf_conntrack_sip.h +++ b/include/linux/netfilter/nf_conntrack_sip.h @@ -30,9 +30,9 @@ extern unsigned int (*nf_nat_sdp_hook)(struct sk_buff *skb, struct nf_conntrack_expect *exp, const char *dptr); -extern int ct_sip_get_info(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_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, diff --git a/net/ipv4/netfilter/nf_nat_sip.c b/net/ipv4/netfilter/nf_nat_sip.c index 606a170bf4c..b4c8d4968bb 100644 --- a/net/ipv4/netfilter/nf_nat_sip.c +++ b/net/ipv4/netfilter/nf_nat_sip.c @@ -35,9 +35,9 @@ struct addr_map { } addr[IP_CT_DIR_MAX]; }; -static void addr_map_init(struct nf_conn *ct, struct addr_map *map) +static void addr_map_init(const struct nf_conn *ct, struct addr_map *map) { - struct nf_conntrack_tuple *t; + const struct nf_conntrack_tuple *t; enum ip_conntrack_dir dir; unsigned int n; diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c index 775f7d46810..c521c891d35 100644 --- a/net/netfilter/nf_conntrack_sip.c +++ b/net/netfilter/nf_conntrack_sip.c @@ -48,10 +48,10 @@ unsigned int (*nf_nat_sdp_hook)(struct sk_buff *skb, const char *dptr) __read_mostly; EXPORT_SYMBOL_GPL(nf_nat_sdp_hook); -static int digits_len(struct nf_conn *, const char *, const char *, int *); -static int epaddr_len(struct nf_conn *, const char *, const char *, int *); -static int skp_digits_len(struct nf_conn *, const char *, const char *, int *); -static int skp_epaddr_len(struct nf_conn *, const char *, const char *, int *); +static int digits_len(const struct nf_conn *, const char *, const char *, int *); +static int epaddr_len(const struct nf_conn *, const char *, const char *, int *); +static int skp_digits_len(const struct nf_conn *, const char *, const char *, int *); +static int skp_epaddr_len(const struct nf_conn *, const char *, const char *, int *); struct sip_header_nfo { const char *lname; @@ -61,7 +61,7 @@ struct sip_header_nfo { size_t snlen; size_t ln_strlen; int case_sensitive; - int (*match_len)(struct nf_conn *, const char *, + int (*match_len)(const struct nf_conn *, const char *, const char *, int *); }; @@ -225,7 +225,7 @@ const char *ct_sip_search(const char *needle, const char *haystack, } EXPORT_SYMBOL_GPL(ct_sip_search); -static int digits_len(struct nf_conn *ct, const char *dptr, +static int digits_len(const struct nf_conn *ct, const char *dptr, const char *limit, int *shift) { int len = 0; @@ -237,7 +237,7 @@ static int digits_len(struct nf_conn *ct, const char *dptr, } /* get digits length, skipping blank spaces. */ -static int skp_digits_len(struct nf_conn *ct, const char *dptr, +static int skp_digits_len(const struct nf_conn *ct, const char *dptr, const char *limit, int *shift) { for (; dptr <= limit && *dptr == ' '; dptr++) @@ -246,8 +246,9 @@ static int skp_digits_len(struct nf_conn *ct, const char *dptr, return digits_len(ct, dptr, limit, shift); } -static int parse_addr(struct nf_conn *ct, const char *cp, const char **endp, - union nf_inet_addr *addr, const char *limit) +static int parse_addr(const struct nf_conn *ct, const char *cp, + const char **endp, union nf_inet_addr *addr, + const char *limit) { const char *end; int family = ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple.src.l3num; @@ -272,7 +273,7 @@ static int parse_addr(struct nf_conn *ct, const char *cp, const char **endp, } /* skip ip address. returns its length. */ -static int epaddr_len(struct nf_conn *ct, const char *dptr, +static int epaddr_len(const struct nf_conn *ct, const char *dptr, const char *limit, int *shift) { union nf_inet_addr addr; @@ -292,7 +293,7 @@ static int epaddr_len(struct nf_conn *ct, const char *dptr, } /* get address length, skiping user info. */ -static int skp_epaddr_len(struct nf_conn *ct, const char *dptr, +static int skp_epaddr_len(const struct nf_conn *ct, const char *dptr, const char *limit, int *shift) { const char *start = dptr; @@ -319,7 +320,7 @@ static int skp_epaddr_len(struct nf_conn *ct, const char *dptr, } /* Returns 0 if not found, -1 error parsing. */ -int ct_sip_get_info(struct nf_conn *ct, +int ct_sip_get_info(const struct nf_conn *ct, const char *dptr, size_t dlen, unsigned int *matchoff, unsigned int *matchlen, -- cgit v1.2.3