src/utils/json.h

   1 /*
   2  * JavaScript Object Notation (JSON) parser (RFC7159)
   3  * Copyright (c) 2017, Qualcomm Atheros, Inc.
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #ifndef JSON_H
  10 #define JSON_H
  11
  12 struct json_token {
  13         enum json_type {
  14                 JSON_VALUE,
  15                 JSON_OBJECT,
  16                 JSON_ARRAY,
  17                 JSON_STRING,
  18                 JSON_NUMBER,
  19                 JSON_BOOLEAN,
  20                 JSON_NULL,
  21         } type;
  22         enum json_parsing_state {
  23                 JSON_EMPTY,
  24                 JSON_STARTED,
  25                 JSON_WAITING_VALUE,
  26                 JSON_COMPLETED,
  27         } state;
  28         char *name;
  29         char *string;
  30         int number;
  31         struct json_token *parent, *child, *sibling;
  32 };
  33
  34 void json_escape_string(char *txt, size_t maxlen, const char *data, size_t len);
  35 struct json_token * json_parse(const char *data, size_t data_len);
  36 void json_free(struct json_token *json);
  37 struct json_token * json_get_member(struct json_token *json, const char *name);
  38 struct wpabuf * json_get_member_base64url(struct json_token *json,
  39                                           const char *name);
  40 void json_print_tree(struct json_token *root, char *buf, size_t buflen);
  41
  42 #endif /* JSON_H */