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-rw-r--r--include/json.h161
1 files changed, 161 insertions, 0 deletions
diff --git a/include/json.h b/include/json.h
new file mode 100644
index 00000000..579bd5df
--- /dev/null
+++ b/include/json.h
@@ -0,0 +1,161 @@
+#ifndef NFTABLES_JSON_H
+#define NFTABLES_JSON_H
+
+struct chain;
+struct cmd;
+struct expr;
+struct netlink_ctx;
+struct rule;
+struct set;
+struct stmt;
+struct symbol_table;
+struct table;
+
+#ifdef HAVE_LIBJANSSON
+
+#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 *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 *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 *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 *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 *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 *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);
+
+int do_command_list_json(struct netlink_ctx *ctx, struct cmd *cmd);
+
+#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(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(numgen_expr)
+EXPR_PRINT_STUB(hash_expr)
+EXPR_PRINT_STUB(fib_expr)
+EXPR_PRINT_STUB(constant_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(payload)
+STMT_PRINT_STUB(exthdr)
+STMT_PRINT_STUB(quota)
+STMT_PRINT_STUB(ct)
+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(log)
+STMT_PRINT_STUB(objref)
+STMT_PRINT_STUB(meter)
+STMT_PRINT_STUB(queue)
+STMT_PRINT_STUB(verdict)
+
+#undef STMT_PRINT_STUB
+#undef EXPR_PRINT_STUB
+#undef JSON_PRINT_STUB
+
+static inline json_t *symbolic_constant_json(const struct symbol_table *tbl,
+ const struct expr *expr)
+{
+ return NULL;
+}
+
+static inline int do_command_list_json(struct netlink_ctx *ctx, struct cmd *cmd)
+{
+ return -1;
+}
+
+#endif /* HAVE_LIBJANSSON */
+
+#endif /* NFTABLES_JSON_H */