hostapd/src/utils/json.h
Jouni Malinen 608adae5ba JSON: Add base64 helper functions
These functions are similar to the base64url helpers but with the base64
(not url) alphabet.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
2020-06-15 20:19:19 +03:00

57 lines
1.8 KiB
C

/*
* JavaScript Object Notation (JSON) parser (RFC7159)
* Copyright (c) 2017, Qualcomm Atheros, Inc.
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#ifndef JSON_H
#define JSON_H
struct json_token {
enum json_type {
JSON_VALUE,
JSON_OBJECT,
JSON_ARRAY,
JSON_STRING,
JSON_NUMBER,
JSON_BOOLEAN,
JSON_NULL,
} type;
enum json_parsing_state {
JSON_EMPTY,
JSON_STARTED,
JSON_WAITING_VALUE,
JSON_COMPLETED,
} state;
char *name;
char *string;
int number;
struct json_token *parent, *child, *sibling;
};
void json_escape_string(char *txt, size_t maxlen, const char *data, size_t len);
struct json_token * json_parse(const char *data, size_t data_len);
void json_free(struct json_token *json);
struct json_token * json_get_member(struct json_token *json, const char *name);
struct wpabuf * json_get_member_base64url(struct json_token *json,
const char *name);
struct wpabuf * json_get_member_base64(struct json_token *json,
const char *name);
void json_print_tree(struct json_token *root, char *buf, size_t buflen);
void json_add_int(struct wpabuf *json, const char *name, int val);
void json_add_string(struct wpabuf *json, const char *name, const char *val);
int json_add_string_escape(struct wpabuf *json, const char *name,
const void *val, size_t len);
int json_add_base64url(struct wpabuf *json, const char *name, const void *val,
size_t len);
int json_add_base64(struct wpabuf *json, const char *name, const void *val,
size_t len);
void json_start_object(struct wpabuf *json, const char *name);
void json_end_object(struct wpabuf *json);
void json_start_array(struct wpabuf *json, const char *name);
void json_end_array(struct wpabuf *json);
void json_value_sep(struct wpabuf *json);
#endif /* JSON_H */