201 lines
8.1 KiB
C
201 lines
8.1 KiB
C
/*
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* Copyright (C) 2014-2019 Amlogic, Inc. All rights reserved.
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*
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* All information contained herein is Amlogic confidential.
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*
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* This software is provided to you pursuant to Software License Agreement
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* (SLA) with Amlogic Inc ("Amlogic"). This software may be used
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* only in accordance with the terms of this agreement.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification is strictly prohibited without prior written permission from
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* Amlogic.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* cJSON Types: */
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#define cJSON_False 0
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#define cJSON_True 1
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#define cJSON_NULL 2
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#define cJSON_Number 3
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#define cJSON_String 4
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#define cJSON_Array 5
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#define cJSON_Object 6
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#define cJSON_IsReference 256
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#define cJSON_StringIsConst 512
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/* The cJSON structure: */
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typedef struct cJSON {
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struct cJSON *next, *prev; /* next/prev allow you to walk array/object chains. Alternatively,
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use GetArraySize/GetArrayItem/GetObjectItem */
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struct cJSON *child; /* An array or object item will have a child pointer pointing to a chain of
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the items in the array/object. */
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int type; /* The type of the item, as above. */
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char *valuestring; /* The item's string, if type==cJSON_String */
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int valueint; /* The item's number, if type==cJSON_Number */
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double valuedouble; /* The item's number, if type==cJSON_Number */
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char *string; /* The item's name string, if this item is the child of, or is in the list of
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subitems of an object. */
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} cJSON;
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typedef struct cJSON_Hooks {
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void *(*malloc_fn)(int sz);
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void (*free_fn)(void *ptr);
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} cJSON_Hooks;
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/* Supply malloc, realloc and free functions to cJSON */
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extern void cJSON_InitHooks(cJSON_Hooks *hooks);
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/* Supply a block of JSON, and this returns a cJSON object you can interrogate. Call cJSON_Delete
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* when finished. */
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extern cJSON *cJSON_Parse(const char *value);
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/* Render a cJSON entity to text for transfer/storage. Free the char* when finished. */
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extern char *cJSON_Print(cJSON *item);
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/* Render a cJSON entity to text for transfer/storage without any formatting. Free the char* when
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* finished. */
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extern char *cJSON_PrintUnformatted(cJSON *item);
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/* Render a cJSON entity to text using a buffered strategy. prebuffer is a guess at the final size.
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* guessing well reduces reallocation. fmt=0 gives unformatted, =1 gives formatted */
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extern char *cJSON_PrintBuffered(cJSON *item, int prebuffer, int fmt);
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/* Delete a cJSON entity and all subentities. */
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extern void cJSON_Delete(cJSON *c);
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/* Returns the number of items in an array (or object). */
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extern int cJSON_GetArraySize(cJSON *array);
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/* Retrieve item number "item" from array "array". Returns NULL if unsuccessful. */
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extern cJSON *cJSON_GetArrayItem(cJSON *array, int item);
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/* Get item "string" from object. Case insensitive. */
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extern cJSON *cJSON_GetObjectItem(cJSON *object, const char *string);
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/* For analysing failed parses. This returns a pointer to the parse error. You'll probably need to
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* look a few chars back to make sense of it. Defined when cJSON_Parse() returns 0. 0 when
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* cJSON_Parse() succeeds. */
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extern const char *cJSON_GetErrorPtr(void);
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/* These calls create a cJSON item of the appropriate type. */
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extern cJSON *cJSON_CreateNull(void);
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extern cJSON *cJSON_CreateTrue(void);
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extern cJSON *cJSON_CreateFalse(void);
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extern cJSON *cJSON_CreateBool(int b);
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extern cJSON *cJSON_CreateNumber(double num);
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extern cJSON *cJSON_CreateString(const char *string);
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extern cJSON *cJSON_CreateArray(void);
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extern cJSON *cJSON_CreateObject(void);
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/* These utilities create an Array of count items. */
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extern cJSON *cJSON_CreateIntArray(const int *numbers, int count);
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extern cJSON *cJSON_CreateFloatArray(const float *numbers, int count);
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extern cJSON *cJSON_CreateDoubleArray(const double *numbers, int count);
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extern cJSON *cJSON_CreateStringArray(const char **strings, int count);
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/* Append item to the specified array/object. */
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extern void cJSON_AddItemToArray(cJSON *array, cJSON *item);
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extern void cJSON_AddItemToObject(cJSON *object, const char *string, cJSON *item);
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extern void cJSON_AddItemToObjectCS(
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cJSON *object, const char *string,
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cJSON *item); /* Use this when string is definitely const (i.e. a literal, or as good as), and
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will definitely survive the cJSON object */
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/* Append reference to item to the specified array/object. Use this when you want to add an existing
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* cJSON to a new cJSON, but don't want to corrupt your existing cJSON. */
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extern void cJSON_AddItemReferenceToArray(cJSON *array, cJSON *item);
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extern void cJSON_AddItemReferenceToObject(cJSON *object, const char *string, cJSON *item);
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/* Remove/Detach items from Arrays/Objects. */
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extern cJSON *cJSON_DetachItemFromArray(cJSON *array, int which);
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extern void cJSON_DeleteItemFromArray(cJSON *array, int which);
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extern cJSON *cJSON_DetachItemFromObject(cJSON *object, const char *string);
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extern void cJSON_DeleteItemFromObject(cJSON *object, const char *string);
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/* Update array items. */
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extern void cJSON_InsertItemInArray(cJSON *array, int which,
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cJSON *newitem); /* Shifts pre-existing items to the right. */
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extern void cJSON_ReplaceItemInArray(cJSON *array, int which, cJSON *newitem);
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extern void cJSON_ReplaceItemInObject(cJSON *object, const char *string, cJSON *newitem);
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/* Duplicate a cJSON item */
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extern cJSON *cJSON_Duplicate(cJSON *item, int recurse);
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/* Duplicate will create a new, identical cJSON item to the one you pass, in new memory that will
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need to be released. With recurse!=0, it will duplicate any children connected to the item.
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The item->next and ->prev pointers are always zero on return from Duplicate. */
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/* ParseWithOpts allows you to require (and check) that the JSON is null terminated, and to retrieve
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* the pointer to the final byte parsed. */
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extern cJSON *cJSON_ParseWithOpts(const char *value, const char **return_parse_end,
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int require_null_terminated);
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extern void cJSON_Minify(char *json);
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/* Macros for creating things quickly. */
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#define cJSON_AddNullToObject(object, name) cJSON_AddItemToObject(object, name, cJSON_CreateNull())
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#define cJSON_AddTrueToObject(object, name) cJSON_AddItemToObject(object, name, cJSON_CreateTrue())
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#define cJSON_AddFalseToObject(object, name) \
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cJSON_AddItemToObject(object, name, cJSON_CreateFalse())
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#define cJSON_AddBoolToObject(object, name, b) \
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cJSON_AddItemToObject(object, name, cJSON_CreateBool(b))
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#define cJSON_AddNumberToObject(object, name, n) \
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cJSON_AddItemToObject(object, name, cJSON_CreateNumber(n))
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#define cJSON_AddStringToObject(object, name, s) \
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cJSON_AddItemToObject(object, name, cJSON_CreateString(s))
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/* When assigning an integer value, it needs to be propagated to valuedouble too. */
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#define cJSON_SetIntValue(object, val) \
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((object) ? (object)->valueint = (object)->valuedouble = (val) : (val))
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#define cJSON_SetNumberValue(object, val) \
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((object) ? (object)->valueint = (object)->valuedouble = (val) : (val))
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#define cJSON_IsString(item) ((item != NULL) && ((item)->type & cJSON_String))
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#define cJSON_IsObject(item) ((item != NULL) && ((item)->type & cJSON_Object))
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#define cJSON_ArrayForEach(element, array) \
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for (element = (array != NULL) ? (array)->child : NULL; element != NULL; \
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element = element->next)
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#ifdef __cplusplus
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}
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#endif
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