1  /* Simple library for printing JSON data.
       2     Copyright (C) 2014-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #ifndef __JSON_LIB_H__
      20  #define __JSON_LIB_H__
      21  
      22  #include <stdbool.h>
      23  #include <inttypes.h>
      24  #include <stdio.h>
      25  
      26  struct json_ctx
      27  {
      28    FILE *fp;
      29    unsigned int indent_level;
      30    bool first_element;
      31  };
      32  
      33  typedef struct json_ctx json_ctx_t;
      34  
      35  void json_init (json_ctx_t *ctx, unsigned int indent_level, FILE *fp);
      36  void json_document_begin (json_ctx_t *ctx);
      37  void json_document_end (json_ctx_t *ctx);
      38  void json_attr_object_begin (json_ctx_t *ctx, const char *name);
      39  void json_attr_object_end (json_ctx_t *ctx);
      40  void json_attr_string (json_ctx_t *ctx, const char *name, const char *s);
      41  void json_attr_int (json_ctx_t *ctx, const char *name, int64_t d);
      42  void json_attr_uint (json_ctx_t *ctx, const char *name, uint64_t d);
      43  void json_attr_double (json_ctx_t *ctx, const char *name, double d);
      44  void json_array_begin (json_ctx_t *ctx, const char *name);
      45  void json_array_end (json_ctx_t *ctx);
      46  void json_element_string (json_ctx_t *ctx, const char *s);
      47  void json_element_int (json_ctx_t *ctx, int64_t d);
      48  void json_element_uint (json_ctx_t *ctx, uint64_t d);
      49  void json_element_double (json_ctx_t *ctx, double d);
      50  void json_element_object_begin (json_ctx_t *ctx);
      51  void json_element_object_end (json_ctx_t *ctx);
      52  
      53  #endif