Ventoy2Disk/Ventoy2Disk/VentoyJson.h

   1 /******************************************************************************
   2  * VentoyJson.h
   3  *
   4  * Copyright (c) 2021, longpanda <admin@ventoy.net>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 3 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful, but
  12  * WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 #ifndef __VENTOY_JSON_H__
  22 #define __VENTOY_JSON_H__
  23
  24 #ifdef FOR_VTOY_JSON_CHECK
  25 typedef unsigned char      UINT8;
  26 typedef unsigned short     UINT16;
  27 typedef unsigned int       UINT32;
  28 typedef unsigned long long UINT64;
  29
  30 #define Log printf
  31 #define strcpy_s(a, b, c) strncpy(a, c, b)
  32 #define sprintf_s snprintf
  33 #endif
  34
  35 #define JSON_SUCCESS    0
  36 #define JSON_FAILED     1
  37 #define JSON_NOT_FOUND  2
  38
  39 typedef enum _JSON_TYPE
  40 {
  41     JSON_TYPE_NUMBER = 0,
  42     JSON_TYPE_STRING,
  43     JSON_TYPE_BOOL,
  44     JSON_TYPE_ARRAY,
  45     JSON_TYPE_OBJECT,
  46     JSON_TYPE_NULL,
  47     JSON_TYPE_BUTT
  48 }JSON_TYPE;
  49
  50
  51 typedef struct _VTOY_JSON
  52 {
  53     struct _VTOY_JSON *pstPrev;
  54     struct _VTOY_JSON *pstNext;
  55     struct _VTOY_JSON *pstChild;
  56
  57     JSON_TYPE enDataType;
  58     union
  59     {
  60         char  *pcStrVal;
  61         int   iNumVal;
  62         UINT64 lValue;
  63     }unData;
  64
  65     char *pcName;
  66 }VTOY_JSON;
  67
  68 typedef struct _JSON_PARSE
  69 {
  70     char *pcKey;
  71     void *pDataBuf;
  72     UINT32  uiBufSize;
  73 }JSON_PARSE;
  74
  75 #define JSON_NEW_ITEM(pstJson, ret) \
  76 { \
  77     (pstJson) = (VTOY_JSON *)malloc(sizeof(VTOY_JSON)); \
  78     if (NULL == (pstJson)) \
  79     { \
  80         Log("Failed to alloc memory for json.\n"); \
  81         return (ret); \
  82     } \
  83     memset((pstJson), 0, sizeof(VTOY_JSON));\
  84 }
  85
  86 VTOY_JSON *vtoy_json_find_item
  87 (
  88     VTOY_JSON *pstJson,
  89     JSON_TYPE  enDataType,
  90     const char *szKey
  91 );
  92 int vtoy_json_parse_value
  93 (
  94     char *pcNewStart,
  95     char *pcRawStart,
  96     VTOY_JSON *pstJson,
  97     const char *pcData,
  98     const char **ppcEnd
  99 );
 100 VTOY_JSON * vtoy_json_create(void);
 101 int vtoy_json_parse(VTOY_JSON *pstJson, const char *szJsonData);
 102
 103 int vtoy_json_scan_parse
 104 (
 105     const VTOY_JSON    *pstJson,
 106     UINT32              uiParseNum,
 107     JSON_PARSE         *pstJsonParse
 108 );
 109
 110 int vtoy_json_scan_array
 111 (
 112      VTOY_JSON *pstJson,
 113      const char *szKey,
 114      VTOY_JSON **ppstArrayItem
 115 );
 116
 117 int vtoy_json_scan_array_ex
 118 (
 119      VTOY_JSON *pstJson,
 120      const char *szKey,
 121      VTOY_JSON **ppstArrayItem
 122 );
 123 int vtoy_json_scan_object
 124 (
 125      VTOY_JSON *pstJson,
 126      const char *szKey,
 127     VTOY_JSON **ppstObjectItem
 128 );
 129 int vtoy_json_get_int
 130 (
 131     VTOY_JSON *pstJson,
 132     const char *szKey,
 133     int *piValue
 134 );
 135 int vtoy_json_get_uint
 136 (
 137     VTOY_JSON *pstJson,
 138     const char *szKey,
 139     UINT32     *puiValue
 140 );
 141 int vtoy_json_get_uint64
 142 (
 143     VTOY_JSON *pstJson,
 144     const char *szKey,
 145     UINT64 *pui64Value
 146 );
 147 int vtoy_json_get_bool
 148 (
 149     VTOY_JSON *pstJson,
 150     const char *szKey,
 151     UINT8 *pbValue
 152 );
 153 int vtoy_json_get_string
 154 (
 155      VTOY_JSON *pstJson,
 156      const char *szKey,
 157      UINT32  uiBufLen,
 158      char *pcBuf
 159 );
 160 const char * vtoy_json_get_string_ex(VTOY_JSON *pstJson,  const char *szKey);
 161 int vtoy_json_destroy(VTOY_JSON *pstJson);
 162
 163 #endif /* __VENTOY_JSON_H__ */
 164