mirror of
https://github.com/ventoy/Ventoy.git
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269 lines
7.7 KiB
C
269 lines
7.7 KiB
C
/******************************************************************************
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* ventoy_json.h
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*
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* Copyright (c) 2021, longpanda <admin@ventoy.net>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef __VENTOY_JSON_H__
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#define __VENTOY_JSON_H__
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#define JSON_NEW_ITEM(pstJson, ret) \
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{ \
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(pstJson) = (VTOY_JSON *)zalloc(sizeof(VTOY_JSON)); \
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if (NULL == (pstJson)) \
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{ \
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vdebug("Failed to alloc memory for json."); \
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return (ret); \
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} \
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}
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#define ssprintf(curpos, buf, len, fmt, args...) \
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curpos += snprintf(buf + curpos, len - curpos, fmt, ##args)
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#define VTOY_JSON_IS_SKIPABLE(c) (((c) <= 32) ? 1 : 0)
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#define VTOY_JSON_PRINT_PREFIX(uiDepth, args...) \
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{ \
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uint32_t _uiLoop = 0; \
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for (_uiLoop = 0; _uiLoop < (uiDepth); _uiLoop++) \
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{ \
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ssprintf(uiCurPos, pcBuf, uiBufLen, " "); \
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} \
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ssprintf(uiCurPos, pcBuf, uiBufLen, ##args); \
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}
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#define VTOY_JSON_SUCCESS_RET "{ \"result\" : \"success\" }"
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#define VTOY_JSON_FAILED_RET "{ \"result\" : \"failed\" }"
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#define VTOY_JSON_INVALID_RET "{ \"result\" : \"invalidfmt\" }"
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#define VTOY_JSON_TOKEN_ERR_RET "{ \"result\" : \"tokenerror\" }"
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#define VTOY_JSON_EXIST_RET "{ \"result\" : \"exist\" }"
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#define VTOY_JSON_TIMEOUT_RET "{ \"result\" : \"timeout\" }"
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#define VTOY_JSON_BUSY_RET "{ \"result\" : \"busy\" }"
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#define VTOY_JSON_INUSE_RET "{ \"result\" : \"inuse\" }"
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#define VTOY_JSON_NOTFOUND_RET "{ \"result\" : \"notfound\" }"
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#define VTOY_JSON_NOTRUNNING_RET "{ \"result\" : \"notrunning\" }"
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#define VTOY_JSON_NOT_READY_RET "{ \"result\" : \"notready\" }"
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#define VTOY_JSON_NOT_SUPPORT_RET "{ \"result\" : \"notsupport\" }"
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#define VTOY_JSON_MBR_2TB_RET "{ \"result\" : \"mbr2tb\" }"
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#define VTOY_JSON_4KN_RET "{ \"result\" : \"4kn\" }"
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#define VTOY_JSON_INVALID_RSV_RET "{ \"result\" : \"reserve_invalid\" }"
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#define VTOY_JSON_FILE_NOT_FOUND_RET "{ \"result\" : \"file_not_found\" }"
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typedef enum tagJSON_TYPE
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{
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JSON_TYPE_NUMBER = 0,
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JSON_TYPE_STRING,
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JSON_TYPE_BOOL,
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JSON_TYPE_ARRAY,
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JSON_TYPE_OBJECT,
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JSON_TYPE_NULL,
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JSON_TYPE_BUTT
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}JSON_TYPE;
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typedef struct tagVTOY_JSON
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{
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struct tagVTOY_JSON *pstPrev;
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struct tagVTOY_JSON *pstNext;
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struct tagVTOY_JSON *pstChild;
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JSON_TYPE enDataType;
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union
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{
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char *pcStrVal;
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int iNumVal;
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uint64_t lValue;
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}unData;
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char *pcName;
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}VTOY_JSON;
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#define VTOY_JSON_FMT_BEGIN(uiCurPos, pcBuf, uiBufLen) \
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{\
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uint32_t __uiCurPos = (uiCurPos);\
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uint32_t __uiBufLen = (uiBufLen);\
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char *__pcBuf = (pcBuf);
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#define VTOY_JSON_FMT_END(uiCurPos) \
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(uiCurPos) = __uiCurPos;\
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}
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#define VTOY_JSON_FMT_OBJ_BEGIN() ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "{")
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#define VTOY_JSON_FMT_OBJ_END() \
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{\
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if (',' == *(__pcBuf + (__uiCurPos - 1)))\
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{\
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__uiCurPos -= 1;\
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}\
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "}");\
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}
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#define VTOY_JSON_FMT_OBJ_ENDEX() \
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{\
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if (',' == *(__pcBuf + (__uiCurPos - 1)))\
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{\
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__uiCurPos -= 1;\
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}\
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "},");\
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}
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#define VTOY_JSON_FMT_KEY(Key) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":", (Key))
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#define VTOY_JSON_FMT_ITEM(Item) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\",", (Item))
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#define VTOY_JSON_FMT_COMA() ssprintf(__uiCurPos, __pcBuf, __uiBufLen, ",");
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#define VTOY_JSON_FMT_APPEND_BEGIN() \
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{ \
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if ('}' == *(__pcBuf + (__uiCurPos - 1)))\
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{\
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__uiCurPos -= 1;\
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}\
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, ",");\
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}
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#define VTOY_JSON_FMT_APPEND_END() \
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{ \
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "}");\
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}
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#define VTOY_JSON_FMT_ARY_BEGIN() ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "[")
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#define VTOY_JSON_FMT_ARY_END() \
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{\
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if (',' == *(__pcBuf + (__uiCurPos - 1)))\
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{\
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__uiCurPos -= 1;\
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}\
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "]");\
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}
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#define VTOY_JSON_FMT_ARY_ENDEX() \
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{\
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if (',' == *(__pcBuf + (__uiCurPos - 1)))\
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{\
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__uiCurPos -= 1;\
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}\
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "],");\
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}
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#define VTOY_JSON_FMT_UINT64(Key, Val) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":%llu,", Key, (_ull)Val)
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#define VTOY_JSON_FMT_ULONG(Key, Val) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":%lu,", Key, Val)
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#define VTOY_JSON_FMT_LONG(Key, Val) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":%ld,", Key, Val)
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#define VTOY_JSON_FMT_UINT(Key, Val) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":%u,", Key, Val)
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#define VTOY_JSON_FMT_STRINT(Key, Val) \
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":\"%u\",", Key, Val)
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#define VTOY_JSON_FMT_STRINT64(Key, Val) \
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":\"%llu\",", Key, Val)
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#define VTOY_JSON_FMT_SINT(Key, Val) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":%d,", Key, Val)
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#define VTOY_JSON_FMT_DUBL(Key, Val) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":%.1lf,", Key, Val)
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#define VTOY_JSON_FMT_DUBL2(Key, Val) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":%10.02lf,", Key, Val)
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#define VTOY_JSON_FMT_STRN(Key, Val) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":\"%s\",", Key, Val)
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#define VTOY_JSON_FMT_NULL(Key) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":null,", Key)
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#define VTOY_JSON_FMT_TRUE(Key) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":true,", (Key))
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#define VTOY_JSON_FMT_FALSE(Key) ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":false,", (Key))
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#define VTOY_JSON_FMT_BOOL(Key, Val) \
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{\
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if (0 == (Val))\
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{\
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":false,", (Key));\
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}\
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else \
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{\
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ssprintf(__uiCurPos, __pcBuf, __uiBufLen, "\"%s\":true,", (Key));\
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}\
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}
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typedef struct tagVTOY_JSON_PARSE
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{
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char *pcKey;
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void *pDataBuf;
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uint32_t uiBufSize;
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}VTOY_JSON_PARSE_S;
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#define JSON_SUCCESS 0
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#define JSON_FAILED 1
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#define JSON_NOT_FOUND 2
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int vtoy_json_parse_value
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(
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char *pcNewStart,
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char *pcRawStart,
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VTOY_JSON *pstJson,
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const char *pcData,
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const char **ppcEnd
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);
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VTOY_JSON * vtoy_json_create(void);
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int vtoy_json_parse(VTOY_JSON *pstJson, const char *szJsonData);
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int vtoy_json_destroy(VTOY_JSON *pstJson);
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VTOY_JSON *vtoy_json_find_item
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(
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VTOY_JSON *pstJson,
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JSON_TYPE enDataType,
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const char *szKey
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);
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int vtoy_json_scan_parse
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(
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const VTOY_JSON *pstJson,
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uint32_t uiParseNum,
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VTOY_JSON_PARSE_S *pstJsonParse
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);
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int vtoy_json_get_int
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(
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VTOY_JSON *pstJson,
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const char *szKey,
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int *piValue
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);
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int vtoy_json_get_uint
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(
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VTOY_JSON *pstJson,
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const char *szKey,
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uint32_t *puiValue
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);
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int vtoy_json_get_uint64
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(
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VTOY_JSON *pstJson,
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const char *szKey,
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uint64_t *pui64Value
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);
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int vtoy_json_get_bool
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(
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VTOY_JSON *pstJson,
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const char *szKey,
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uint8_t *pbValue
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);
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int vtoy_json_get_string
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(
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VTOY_JSON *pstJson,
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const char *szKey,
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uint32_t uiBufLen,
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char *pcBuf
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);
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const char * vtoy_json_get_string_ex(VTOY_JSON *pstJson, const char *szKey);
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#endif /* __VENTOY_JSON_H__ */
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