deps/libretro-common/include/formats/rjson_helpers.h

   1 /* Copyright  (C) 2010-2020 The RetroArch team
   2  *
   3  * ---------------------------------------------------------------------------------------
   4  * The following license statement only applies to this file (rjson.h).
   5  * ---------------------------------------------------------------------------------------
   6  *
   7  * Permission is hereby granted, free of charge,
   8  * to any person obtaining a copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation the rights to
  10  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software,
  11  * and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
  16  * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
  18  * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  19  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21  */
  22
  23 #ifndef __LIBRETRO_SDK_FORMAT_RJSON_HELPERS_H__
  24 #define __LIBRETRO_SDK_FORMAT_RJSON_HELPERS_H__
  25
  26 #include <retro_common_api.h>
  27 #include <retro_inline.h> /* INLINE */
  28 #include <boolean.h> /* bool */
  29 #include <stddef.h> /* size_t */
  30
  31 RETRO_BEGIN_DECLS
  32
  33 /* Functions to add JSON token characters */
  34 static INLINE void rjsonwriter_add_start_object(rjsonwriter_t *writer)
  35       { rjsonwriter_raw(writer, "{", 1); }
  36
  37 static INLINE void rjsonwriter_add_end_object(rjsonwriter_t *writer)
  38       { rjsonwriter_raw(writer, "}", 1); }
  39
  40 static INLINE void rjsonwriter_add_start_array(rjsonwriter_t *writer)
  41       { rjsonwriter_raw(writer, "[", 1); }
  42
  43 static INLINE void rjsonwriter_add_end_array(rjsonwriter_t *writer)
  44       { rjsonwriter_raw(writer, "]", 1); }
  45
  46 static INLINE void rjsonwriter_add_colon(rjsonwriter_t *writer)
  47       { rjsonwriter_raw(writer, ":", 1); }
  48
  49 static INLINE void rjsonwriter_add_comma(rjsonwriter_t *writer)
  50       { rjsonwriter_raw(writer, ",", 1); }
  51
  52 /* Functions to add whitespace characters */
  53 /* These do nothing with the option RJSONWRITER_OPTION_SKIP_WHITESPACE */
  54 static INLINE void rjsonwriter_add_newline(rjsonwriter_t *writer)
  55       { rjsonwriter_raw(writer, "\n", 1); }
  56
  57 static INLINE void rjsonwriter_add_space(rjsonwriter_t *writer)
  58       { rjsonwriter_raw(writer, " ", 1); }
  59
  60 static INLINE void rjsonwriter_add_tab(rjsonwriter_t *writer)
  61       { rjsonwriter_raw(writer, "\t", 1); }
  62
  63 static INLINE void rjsonwriter_add_unsigned(rjsonwriter_t *writer, unsigned value)
  64       { rjsonwriter_rawf(writer, "%u", value); }
  65
  66 /* Add a signed or unsigned integer or a double number */
  67 static INLINE void rjsonwriter_add_int(rjsonwriter_t *writer, int value)
  68       { rjsonwriter_rawf(writer, "%d", value); }
  69
  70 static INLINE void rjsonwriter_add_bool(rjsonwriter_t *writer, bool value)
  71       { rjsonwriter_raw(writer, (value ? "true" : "false"), (value ? 4 : 5)); }
  72
  73 static INLINE void rjsonwriter_add_null(rjsonwriter_t *writer)
  74       { rjsonwriter_raw(writer, "null", 4); }
  75
  76 RETRO_END_DECLS
  77
  78 #endif