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-rw-r--r--lib/json.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/lib/json.h b/lib/json.h
index fe208f4fa9..fcaa84c816 100644
--- a/lib/json.h
+++ b/lib/json.h
@@ -26,6 +26,7 @@ extern "C" {
#endif
#include "command.h"
+#include "printfrr.h"
#include <json-c/json.h>
/*
@@ -41,6 +42,15 @@ extern "C" {
json_object_iter_equal(&(joi), &(join)) == 0; \
json_object_iter_next(&(joi)))
+#define JSON_OBJECT_NEW_ARRAY(json_func, fields, n) \
+ ({ \
+ struct json_object *_json_array = json_object_new_array(); \
+ for (int _i = 0; _i < (n); _i++) \
+ json_object_array_add(_json_array, \
+ (json_func)((fields)[_i])); \
+ (_json_array); \
+ })
+
extern bool use_json(const int argc, struct cmd_token *argv[]);
extern void json_object_string_add(struct json_object *obj, const char *key,
const char *s);
@@ -59,6 +69,53 @@ extern struct json_object *json_object_lock(struct json_object *obj);
extern void json_object_free(struct json_object *obj);
extern void json_array_string_add(json_object *json, const char *str);
+/* printfrr => json helpers */
+
+PRINTFRR(3, 0)
+extern void json_object_string_addv(struct json_object *obj, const char *key,
+ const char *fmt, va_list args);
+PRINTFRR(3, 4)
+static inline void json_object_string_addf(struct json_object *obj,
+ const char *key, const char *fmt,
+ ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ json_object_string_addv(obj, key, fmt, args);
+ va_end(args);
+}
+
+PRINTFRR(2, 0)
+extern void json_array_string_addv(json_object *json, const char *fmt,
+ va_list args);
+PRINTFRR(2, 3)
+static inline void json_array_string_addf(struct json_object *obj,
+ const char *fmt, ...)
+{
+ va_list args;
+
+ va_start(args, fmt);
+ json_array_string_addv(obj, fmt, args);
+ va_end(args);
+}
+
+PRINTFRR(1, 0)
+extern struct json_object *json_object_new_stringv(const char *fmt,
+ va_list args);
+PRINTFRR(1, 2)
+static inline struct json_object *json_object_new_stringf(const char *fmt, ...)
+{
+ struct json_object *ret;
+ va_list args;
+
+ va_start(args, fmt);
+ ret = json_object_new_stringv(fmt, args);
+ va_end(args);
+
+ return ret;
+}
+
#define JSON_STR "JavaScript Object Notation\n"
/* NOTE: json-c lib has following commit 316da85 which