Annotation of embedaddon/iperf/src/cjson.h, revision 1.1
1.1 ! misho 1: /*
! 2: Copyright (c) 2009 Dave Gamble
! 3:
! 4: Permission is hereby granted, free of charge, to any person obtaining a copy
! 5: of this software and associated documentation files (the "Software"), to deal
! 6: in the Software without restriction, including without limitation the rights
! 7: to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
! 8: copies of the Software, and to permit persons to whom the Software is
! 9: furnished to do so, subject to the following conditions:
! 10:
! 11: The above copyright notice and this permission notice shall be included in
! 12: all copies or substantial portions of the Software.
! 13:
! 14: THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
! 15: IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
! 16: FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
! 17: AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
! 18: LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
! 19: OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
! 20: THE SOFTWARE.
! 21: */
! 22:
! 23: #ifndef cJSON__h
! 24: #define cJSON__h
! 25:
! 26: #ifdef __cplusplus
! 27: extern "C"
! 28: {
! 29: #endif
! 30:
! 31: /* cJSON Types: */
! 32: #define cJSON_False (1 << 0)
! 33: #define cJSON_True (1 << 1)
! 34: #define cJSON_NULL (1 << 2)
! 35: #define cJSON_Number (1 << 3)
! 36: #define cJSON_String (1 << 4)
! 37: #define cJSON_Array (1 << 5)
! 38: #define cJSON_Object (1 << 6)
! 39:
! 40: #define cJSON_IsReference 256
! 41: #define cJSON_StringIsConst 512
! 42:
! 43: /* The cJSON structure: */
! 44: typedef struct cJSON {
! 45: struct cJSON *next,*prev; /* next/prev allow you to walk array/object chains. Alternatively, use GetArraySize/GetArrayItem/GetObjectItem */
! 46: struct cJSON *child; /* An array or object item will have a child pointer pointing to a chain of the items in the array/object. */
! 47:
! 48: int type; /* The type of the item, as above. */
! 49:
! 50: char *valuestring; /* The item's string, if type==cJSON_String */
! 51: int64_t valueint; /* The item's number, if type==cJSON_Number */
! 52: double valuedouble; /* The item's number, if type==cJSON_Number */
! 53:
! 54: char *string; /* The item's name string, if this item is the child of, or is in the list of subitems of an object. */
! 55: } cJSON;
! 56:
! 57: typedef struct cJSON_Hooks {
! 58: void *(*malloc_fn)(size_t sz);
! 59: void (*free_fn)(void *ptr);
! 60: } cJSON_Hooks;
! 61:
! 62: /* Supply malloc, realloc and free functions to cJSON */
! 63: extern void cJSON_InitHooks(cJSON_Hooks* hooks);
! 64:
! 65:
! 66: /* Supply a block of JSON, and this returns a cJSON object you can interrogate. Call cJSON_Delete when finished. */
! 67: extern cJSON *cJSON_Parse(const char *value);
! 68: /* Render a cJSON entity to text for transfer/storage. Free the char* when finished. */
! 69: extern char *cJSON_Print(cJSON *item);
! 70: /* Render a cJSON entity to text for transfer/storage without any formatting. Free the char* when finished. */
! 71: extern char *cJSON_PrintUnformatted(cJSON *item);
! 72: /* Render a cJSON entity to text using a buffered strategy. prebuffer is a guess at the final size. guessing well reduces reallocation. fmt=0 gives unformatted, =1 gives formatted */
! 73: extern char *cJSON_PrintBuffered(cJSON *item,int prebuffer,int fmt);
! 74: /* Delete a cJSON entity and all subentities. */
! 75: extern void cJSON_Delete(cJSON *c);
! 76:
! 77: /* Returns the number of items in an array (or object). */
! 78: extern int cJSON_GetArraySize(cJSON *array);
! 79: /* Retrieve item number "item" from array "array". Returns NULL if unsuccessful. */
! 80: extern cJSON *cJSON_GetArrayItem(cJSON *array,int item);
! 81: /* Get item "string" from object. Case insensitive. */
! 82: extern cJSON *cJSON_GetObjectItem(cJSON *object,const char *string);
! 83: extern int cJSON_HasObjectItem(cJSON *object,const char *string);
! 84: /* For analysing failed parses. This returns a pointer to the parse error. You'll probably need to look a few chars back to make sense of it. Defined when cJSON_Parse() returns 0. 0 when cJSON_Parse() succeeds. */
! 85: extern const char *cJSON_GetErrorPtr(void);
! 86:
! 87: /* These calls create a cJSON item of the appropriate type. */
! 88: extern cJSON *cJSON_CreateNull(void);
! 89: extern cJSON *cJSON_CreateTrue(void);
! 90: extern cJSON *cJSON_CreateFalse(void);
! 91: extern cJSON *cJSON_CreateBool(int b);
! 92: extern cJSON *cJSON_CreateNumber(double num);
! 93: extern cJSON *cJSON_CreateString(const char *string);
! 94: extern cJSON *cJSON_CreateArray(void);
! 95: extern cJSON *cJSON_CreateObject(void);
! 96:
! 97: /* These utilities create an Array of count items. */
! 98: extern cJSON *cJSON_CreateIntArray(const int *numbers,int count);
! 99: extern cJSON *cJSON_CreateFloatArray(const float *numbers,int count);
! 100: extern cJSON *cJSON_CreateDoubleArray(const double *numbers,int count);
! 101: extern cJSON *cJSON_CreateStringArray(const char **strings,int count);
! 102:
! 103: /* Append item to the specified array/object. */
! 104: extern void cJSON_AddItemToArray(cJSON *array, cJSON *item);
! 105: extern void cJSON_AddItemToObject(cJSON *object,const char *string,cJSON *item);
! 106: extern void cJSON_AddItemToObjectCS(cJSON *object,const char *string,cJSON *item); /* Use this when string is definitely const (i.e. a literal, or as good as), and will definitely survive the cJSON object */
! 107: /* Append reference to item to the specified array/object. Use this when you want to add an existing cJSON to a new cJSON, but don't want to corrupt your existing cJSON. */
! 108: extern void cJSON_AddItemReferenceToArray(cJSON *array, cJSON *item);
! 109: extern void cJSON_AddItemReferenceToObject(cJSON *object,const char *string,cJSON *item);
! 110:
! 111: /* Remove/Detatch items from Arrays/Objects. */
! 112: extern cJSON *cJSON_DetachItemFromArray(cJSON *array,int which);
! 113: extern void cJSON_DeleteItemFromArray(cJSON *array,int which);
! 114: extern cJSON *cJSON_DetachItemFromObject(cJSON *object,const char *string);
! 115: extern void cJSON_DeleteItemFromObject(cJSON *object,const char *string);
! 116:
! 117: /* Update array items. */
! 118: extern void cJSON_InsertItemInArray(cJSON *array,int which,cJSON *newitem); /* Shifts pre-existing items to the right. */
! 119: extern void cJSON_ReplaceItemInArray(cJSON *array,int which,cJSON *newitem);
! 120: extern void cJSON_ReplaceItemInObject(cJSON *object,const char *string,cJSON *newitem);
! 121:
! 122: /* Duplicate a cJSON item */
! 123: extern cJSON *cJSON_Duplicate(cJSON *item,int recurse);
! 124: /* Duplicate will create a new, identical cJSON item to the one you pass, in new memory that will
! 125: need to be released. With recurse!=0, it will duplicate any children connected to the item.
! 126: The item->next and ->prev pointers are always zero on return from Duplicate. */
! 127:
! 128: /* ParseWithOpts allows you to require (and check) that the JSON is null terminated, and to retrieve the pointer to the final byte parsed. */
! 129: /* If you supply a ptr in return_parse_end and parsing fails, then return_parse_end will contain a pointer to the error. If not, then cJSON_GetErrorPtr() does the job. */
! 130: extern cJSON *cJSON_ParseWithOpts(const char *value,const char **return_parse_end,int require_null_terminated);
! 131:
! 132: extern void cJSON_Minify(char *json);
! 133:
! 134: /* Macros for creating things quickly. */
! 135: #define cJSON_AddNullToObject(object,name) cJSON_AddItemToObject(object, name, cJSON_CreateNull())
! 136: #define cJSON_AddTrueToObject(object,name) cJSON_AddItemToObject(object, name, cJSON_CreateTrue())
! 137: #define cJSON_AddFalseToObject(object,name) cJSON_AddItemToObject(object, name, cJSON_CreateFalse())
! 138: #define cJSON_AddBoolToObject(object,name,b) cJSON_AddItemToObject(object, name, cJSON_CreateBool(b))
! 139: #define cJSON_AddNumberToObject(object,name,n) cJSON_AddItemToObject(object, name, cJSON_CreateNumber(n))
! 140: #define cJSON_AddStringToObject(object,name,s) cJSON_AddItemToObject(object, name, cJSON_CreateString(s))
! 141:
! 142: /* When assigning an integer value, it needs to be propagated to valuedouble too. */
! 143: #define cJSON_SetIntValue(object,val) ((object)?(object)->valueint=(object)->valuedouble=(val):(val))
! 144: #define cJSON_SetNumberValue(object,val) ((object)?(object)->valueint=(object)->valuedouble=(val):(val))
! 145:
! 146: /* Macro for iterating over an array */
! 147: #define cJSON_ArrayForEach(pos, head) for(pos = (head)->child; pos != NULL; pos = pos->next)
! 148:
! 149: #ifdef __cplusplus
! 150: }
! 151: #endif
! 152:
! 153: #endif
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