diff options
Diffstat (limited to 'include/json.h')
| -rw-r--r-- | include/json.h | 281 |
1 files changed, 281 insertions, 0 deletions
diff --git a/include/json.h b/include/json.h new file mode 100644 index 0000000..39be892 --- /dev/null +++ b/include/json.h @@ -0,0 +1,281 @@ +#ifndef NFTABLES_JSON_H +#define NFTABLES_JSON_H + +#include <errno.h> + +struct chain; +struct cmd; +struct expr; +struct netlink_ctx; +struct nlmsghdr; +struct rule; +struct set; +struct obj; +struct stmt; +struct symbol_table; +struct table; +struct netlink_mon_handler; +struct nft_ctx; +struct location; +struct output_ctx; +struct list_head; + +#ifdef HAVE_LIBJANSSON + +#define JSON_SCHEMA_VERSION 1 + +#include <jansson.h> + +json_t *binop_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *relational_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *flagcmp_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *range_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *meta_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *payload_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *ct_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *concat_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *set_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *set_ref_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *set_elem_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *set_elem_catchall_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *prefix_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *list_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *unary_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *mapping_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *map_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *exthdr_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *verdict_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *rt_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *numgen_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *hash_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *fib_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *constant_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *socket_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *osf_expr_json(const struct expr *expr, struct output_ctx *octx); +json_t *xfrm_expr_json(const struct expr *expr, struct output_ctx *octx); + +json_t *integer_type_json(const struct expr *expr, struct output_ctx *octx); +json_t *string_type_json(const struct expr *expr, struct output_ctx *octx); +json_t *boolean_type_json(const struct expr *expr, struct output_ctx *octx); +json_t *inet_protocol_type_json(const struct expr *expr, + struct output_ctx *octx); +json_t *inet_service_type_json(const struct expr *expr, + struct output_ctx *octx); +json_t *mark_type_json(const struct expr *expr, struct output_ctx *octx); +json_t *devgroup_type_json(const struct expr *expr, struct output_ctx *octx); +json_t *ct_label_type_json(const struct expr *expr, struct output_ctx *octx); +json_t *time_type_json(const struct expr *expr, struct output_ctx *octx); +json_t *uid_type_json(const struct expr *expr, struct output_ctx *octx); +json_t *gid_type_json(const struct expr *expr, struct output_ctx *octx); + +json_t *expr_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *flow_offload_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *payload_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *exthdr_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *quota_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *ct_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *last_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *limit_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *fwd_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *notrack_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *dup_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *meta_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *nat_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *reject_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *counter_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *set_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *map_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *log_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *objref_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *meter_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *queue_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *verdict_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *connlimit_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *tproxy_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *synproxy_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *optstrip_stmt_json(const struct stmt *stmt, struct output_ctx *octx); +json_t *xt_stmt_json(const struct stmt *stmt, struct output_ctx *octx); + +int do_command_list_json(struct netlink_ctx *ctx, struct cmd *cmd); + +int nft_parse_json_buffer(struct nft_ctx *nft, const char *buf, + struct list_head *msgs, struct list_head *cmds); +int nft_parse_json_filename(struct nft_ctx *nft, const char *filename, + struct list_head *msgs, struct list_head *cmds); + +void monitor_print_table_json(struct netlink_mon_handler *monh, + const char *cmd, struct table *t); +void monitor_print_chain_json(struct netlink_mon_handler *monh, + const char *cmd, struct chain *c); +void monitor_print_set_json(struct netlink_mon_handler *monh, + const char *cmd, struct set *s); +void monitor_print_element_json(struct netlink_mon_handler *monh, + const char *cmd, struct set *s); +void monitor_print_obj_json(struct netlink_mon_handler *monh, + const char *cmd, struct obj *o); +void monitor_print_rule_json(struct netlink_mon_handler *monh, + const char *cmd, struct rule *r); + +int json_events_cb(const struct nlmsghdr *nlh, + struct netlink_mon_handler *monh); +void json_alloc_echo(struct nft_ctx *ctx); +void json_print_echo(struct nft_ctx *ctx); + +#else /* ! HAVE_LIBJANSSON */ + +typedef void json_t; + +#define JSON_PRINT_STUB(name, arg1_t, arg2_t) \ +static inline json_t *name##_json(arg1_t arg1, arg2_t arg2) { return NULL; } + +#define EXPR_PRINT_STUB(name) \ + JSON_PRINT_STUB(name, const struct expr *, struct output_ctx *) +#define STMT_PRINT_STUB(name) \ + JSON_PRINT_STUB(name##_stmt, const struct stmt *, struct output_ctx *) + +EXPR_PRINT_STUB(binop_expr) +EXPR_PRINT_STUB(flagcmp_expr) +EXPR_PRINT_STUB(relational_expr) +EXPR_PRINT_STUB(range_expr) +EXPR_PRINT_STUB(meta_expr) +EXPR_PRINT_STUB(payload_expr) +EXPR_PRINT_STUB(ct_expr) +EXPR_PRINT_STUB(concat_expr) +EXPR_PRINT_STUB(set_expr) +EXPR_PRINT_STUB(set_ref_expr) +EXPR_PRINT_STUB(set_elem_expr) +EXPR_PRINT_STUB(prefix_expr) +EXPR_PRINT_STUB(list_expr) +EXPR_PRINT_STUB(unary_expr) +EXPR_PRINT_STUB(mapping_expr) +EXPR_PRINT_STUB(map_expr) +EXPR_PRINT_STUB(exthdr_expr) +EXPR_PRINT_STUB(verdict_expr) +EXPR_PRINT_STUB(rt_expr) +EXPR_PRINT_STUB(set_elem_catchall_expr) +EXPR_PRINT_STUB(numgen_expr) +EXPR_PRINT_STUB(hash_expr) +EXPR_PRINT_STUB(fib_expr) +EXPR_PRINT_STUB(constant_expr) +EXPR_PRINT_STUB(socket_expr) +EXPR_PRINT_STUB(osf_expr) +EXPR_PRINT_STUB(xfrm_expr) + +EXPR_PRINT_STUB(integer_type) +EXPR_PRINT_STUB(string_type) +EXPR_PRINT_STUB(boolean_type) +EXPR_PRINT_STUB(inet_protocol_type) +EXPR_PRINT_STUB(inet_service_type) +EXPR_PRINT_STUB(mark_type) +EXPR_PRINT_STUB(devgroup_type) +EXPR_PRINT_STUB(ct_label_type) +EXPR_PRINT_STUB(time_type) +EXPR_PRINT_STUB(uid_type) +EXPR_PRINT_STUB(gid_type) + +STMT_PRINT_STUB(expr) +STMT_PRINT_STUB(flow_offload) +STMT_PRINT_STUB(payload) +STMT_PRINT_STUB(exthdr) +STMT_PRINT_STUB(quota) +STMT_PRINT_STUB(ct) +STMT_PRINT_STUB(last) +STMT_PRINT_STUB(limit) +STMT_PRINT_STUB(fwd) +STMT_PRINT_STUB(notrack) +STMT_PRINT_STUB(dup) +STMT_PRINT_STUB(meta) +STMT_PRINT_STUB(nat) +STMT_PRINT_STUB(reject) +STMT_PRINT_STUB(counter) +STMT_PRINT_STUB(set) +STMT_PRINT_STUB(map) +STMT_PRINT_STUB(log) +STMT_PRINT_STUB(objref) +STMT_PRINT_STUB(meter) +STMT_PRINT_STUB(queue) +STMT_PRINT_STUB(verdict) +STMT_PRINT_STUB(connlimit) +STMT_PRINT_STUB(tproxy) +STMT_PRINT_STUB(synproxy) +STMT_PRINT_STUB(optstrip) +STMT_PRINT_STUB(xt) + +#undef STMT_PRINT_STUB +#undef EXPR_PRINT_STUB +#undef JSON_PRINT_STUB + +static inline int do_command_list_json(struct netlink_ctx *ctx, struct cmd *cmd) +{ + return -1; +} + +static inline int +nft_parse_json_buffer(struct nft_ctx *nft, const char *buf, + struct list_head *msgs, struct list_head *cmds) +{ + return -EINVAL; +} + +static inline int +nft_parse_json_filename(struct nft_ctx *nft, const char *filename, + struct list_head *msgs, struct list_head *cmds) +{ + return -EINVAL; +} + +static inline void monitor_print_table_json(struct netlink_mon_handler *monh, + const char *cmd, struct table *t) +{ + /* empty */ +} + +static inline void monitor_print_chain_json(struct netlink_mon_handler *monh, + const char *cmd, struct chain *c) +{ + /* empty */ +} + +static inline void monitor_print_set_json(struct netlink_mon_handler *monh, + const char *cmd, struct set *s) +{ + /* empty */ +} + +static inline void monitor_print_element_json(struct netlink_mon_handler *monh, + const char *cmd, struct set *s) +{ + /* empty */ +} + +static inline void monitor_print_obj_json(struct netlink_mon_handler *monh, + const char *cmd, struct obj *o) +{ + /* empty */ +} + +static inline void monitor_print_rule_json(struct netlink_mon_handler *monh, + const char *cmd, struct rule *r) +{ + /* empty */ +} + +static inline int json_events_cb(const struct nlmsghdr *nlh, + struct netlink_mon_handler *monh) +{ + return -1; +} + +static inline void json_alloc_echo(struct nft_ctx *ctx) +{ + /* empty */ +} + +static inline void json_print_echo(struct nft_ctx *ctx) +{ + /* empty */ +} + +#endif /* HAVE_LIBJANSSON */ + +#endif /* NFTABLES_JSON_H */ |