| #ifndef __JSON__H |
| #define __JSON__H |
| |
| #include "lib/output_buffer.h" |
| |
| #define JSON_TYPE_STRING 0 |
| #define JSON_TYPE_INTEGER 1 |
| #define JSON_TYPE_FLOAT 2 |
| #define JSON_TYPE_OBJECT 3 |
| #define JSON_TYPE_ARRAY 4 |
| #define JSON_PARENT_TYPE_PAIR 0 |
| #define JSON_PARENT_TYPE_ARRAY 1 |
| struct json_value { |
| int type; |
| union { |
| long long integer_number; |
| double float_number; |
| char *string; |
| struct json_object *object; |
| struct json_array *array; |
| }; |
| int parent_type; |
| union { |
| struct json_pair *parent_pair; |
| struct json_array *parent_array; |
| }; |
| }; |
| |
| struct json_array { |
| struct json_value **values; |
| int value_cnt; |
| struct json_value *parent; |
| }; |
| |
| struct json_object { |
| struct json_pair **pairs; |
| int pair_cnt; |
| struct json_value *parent; |
| }; |
| |
| struct json_pair { |
| char *name; |
| struct json_value *value; |
| struct json_object *parent; |
| }; |
| |
| struct json_object *json_create_object(void); |
| struct json_array *json_create_array(void); |
| |
| void json_free_object(struct json_object *obj); |
| |
| int json_object_add_value_type(struct json_object *obj, const char *name, |
| const struct json_value *val); |
| |
| static inline int json_object_add_value_int(struct json_object *obj, |
| const char *name, long long val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_INTEGER, |
| }; |
| |
| arg.integer_number = val; |
| return json_object_add_value_type(obj, name, &arg); |
| } |
| |
| static inline int json_object_add_value_float(struct json_object *obj, |
| const char *name, double val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_FLOAT, |
| }; |
| |
| arg.float_number = val; |
| return json_object_add_value_type(obj, name, &arg); |
| } |
| |
| static inline int json_object_add_value_string(struct json_object *obj, |
| const char *name, |
| const char *val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_STRING, |
| }; |
| |
| arg.string = strdup(val ? : ""); |
| return json_object_add_value_type(obj, name, &arg); |
| } |
| |
| static inline int json_object_add_value_object(struct json_object *obj, |
| const char *name, |
| struct json_object *val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_OBJECT, |
| }; |
| |
| arg.object = val; |
| return json_object_add_value_type(obj, name, &arg); |
| } |
| |
| static inline int json_object_add_value_array(struct json_object *obj, |
| const char *name, |
| struct json_array *val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_ARRAY, |
| }; |
| |
| arg.array = val; |
| return json_object_add_value_type(obj, name, &arg); |
| } |
| |
| int json_array_add_value_type(struct json_array *array, |
| const struct json_value *val); |
| |
| static inline int json_array_add_value_int(struct json_array *obj, |
| long long val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_INTEGER, |
| }; |
| |
| arg.integer_number = val; |
| return json_array_add_value_type(obj, &arg); |
| } |
| |
| static inline int json_array_add_value_float(struct json_array *obj, |
| double val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_FLOAT, |
| }; |
| |
| arg.float_number = val; |
| return json_array_add_value_type(obj, &arg); |
| } |
| |
| static inline int json_array_add_value_string(struct json_array *obj, |
| const char *val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_STRING, |
| }; |
| |
| arg.string = (char *)val; |
| return json_array_add_value_type(obj, &arg); |
| } |
| |
| static inline int json_array_add_value_object(struct json_array *obj, |
| struct json_object *val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_OBJECT, |
| }; |
| |
| arg.object = val; |
| return json_array_add_value_type(obj, &arg); |
| } |
| |
| static inline int json_array_add_value_array(struct json_array *obj, |
| struct json_array *val) |
| { |
| struct json_value arg = { |
| .type = JSON_TYPE_ARRAY, |
| }; |
| |
| arg.array = val; |
| return json_array_add_value_type(obj, &arg); |
| } |
| |
| #define json_array_last_value_object(obj) \ |
| (obj->values[obj->value_cnt - 1]->object) |
| |
| void json_print_object(struct json_object *obj, struct buf_output *out); |
| #endif |