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      1 #ifndef _NFCT_PROTOTYPES_H_
      2 #define _NFCT_PROTOTYPES_H_
      3 
      4 /*
      5  * conntrack internal prototypes
      6  */
      7 int __build_conntrack(struct nfnl_subsys_handle *ssh, struct nfnlhdr *req, size_t size, uint16_t type, uint16_t flags, const struct nf_conntrack *ct);
      8 void __build_tuple(struct nfnlhdr *req, size_t size, const struct __nfct_tuple *t, const int type);
      9 int __parse_message_type(const struct nlmsghdr *nlh);
     10 void __parse_conntrack(const struct nlmsghdr *nlh, struct nfattr *cda[], struct nf_conntrack *ct);
     11 void __parse_tuple(const struct nfattr *attr, struct __nfct_tuple *tuple, int dir, uint32_t *set);
     12 int __snprintf_conntrack(char *buf, unsigned int len, const struct nf_conntrack *ct, unsigned int type, unsigned int msg_output, unsigned int flags, struct nfct_labelmap *);
     13 int __snprintf_address(char *buf, unsigned int len, const struct __nfct_tuple *tuple, const char *src_tag, const char *dst_tag);
     14 int __snprintf_protocol(char *buf, unsigned int len, const struct nf_conntrack *ct);
     15 int __snprintf_proto(char *buf, unsigned int len, const struct __nfct_tuple *tuple);
     16 int __snprintf_conntrack_default(char *buf, unsigned int len, const struct nf_conntrack *ct, const unsigned int msg_type, const unsigned int flags, struct nfct_labelmap *);
     17 int __snprintf_conntrack_xml(char *buf, unsigned int len, const struct nf_conntrack *ct, const unsigned int msg_type, const unsigned int flags, struct nfct_labelmap *);
     18 int __snprintf_connlabels(char *buf, unsigned int len, struct nfct_labelmap *map, const struct nfct_bitmask *b, const char *fmt);
     19 
     20 enum __nfct_addr {
     21 	__ADDR_SRC = 0,
     22 	__ADDR_DST,
     23 };
     24 int __snprintf_addr_xml(char *buf, unsigned int len, const struct __nfct_tuple *tuple, enum __nfct_addr type);
     25 int __snprintf_proto_xml(char *buf, unsigned int len, const struct __nfct_tuple *tuple, enum __nfct_addr type);
     26 int __snprintf_localtime_xml(char *buf, unsigned int len, const struct tm *tm);
     27 
     28 const char *__proto2str(uint8_t protonum);
     29 const char *__l3proto2str(uint8_t protonum);
     30 
     31 int __callback(struct nlmsghdr *nlh, struct nfattr *nfa[], void *data);
     32 
     33 int __setobjopt(struct nf_conntrack *ct, unsigned int option);
     34 int __getobjopt(const struct nf_conntrack *ct, unsigned int option);
     35 int __compare(const struct nf_conntrack *ct1, const struct nf_conntrack *ct2, unsigned int flags);
     36 int __cmp_orig(const struct nf_conntrack *ct1, const struct nf_conntrack *ct2, unsigned int flags);
     37 void __copy_fast(struct nf_conntrack *ct1, const struct nf_conntrack *ct);
     38 
     39 int __setup_netlink_socket_filter(int fd, struct nfct_filter *filter);
     40 
     41 void __build_filter_dump(struct nfnlhdr *req, size_t size, const struct nfct_filter_dump *filter_dump);
     42 
     43 int nfct_build_tuple(struct nlmsghdr *nlh, const struct __nfct_tuple *t, int type);
     44 int nfct_parse_tuple(const struct nlattr *attr, struct __nfct_tuple *tuple, int dir, uint32_t *set);
     45 
     46 /*
     47  * expectation internal prototypes
     48  */
     49 int __build_expect(struct nfnl_subsys_handle *ssh, struct nfnlhdr *req, size_t size, uint16_t type, uint16_t flags, const struct nf_expect *exp);
     50 int __parse_expect_message_type(const struct nlmsghdr *nlh);
     51 void __parse_expect(const struct nlmsghdr *nlh, struct nfattr *cda[], struct nf_expect *exp);
     52 int __expect_callback(struct nlmsghdr *nlh, struct nfattr *nfa[], void *data);
     53 int __cmp_expect(const struct nf_expect *exp1, const struct nf_expect *exp2, unsigned int flags);
     54 int __snprintf_expect(char *buf, unsigned int len, const struct nf_expect *exp, unsigned int type, unsigned int msg_output, unsigned int flags);
     55 int __snprintf_expect_default(char *buf, unsigned int len, const struct nf_expect *exp, unsigned int msg_type, unsigned int flags);
     56 int __snprintf_expect_xml(char *buf, unsigned int len, const struct nf_expect *exp, unsigned int msg_type, unsigned int flags);
     57 
     58 /*
     59  * connlabel internal prototypes
     60  */
     61 const char *__labels_get_path(void);
     62 struct nfct_labelmap *__labelmap_new(const char *);
     63 void __labelmap_destroy(struct nfct_labelmap *);
     64 
     65 int __labelmap_get_bit(struct nfct_labelmap *map, const char *name);
     66 const char *__labelmap_get_name(struct nfct_labelmap *map, unsigned int bit);
     67 
     68 #endif
     69