jsonification into the core and ESL

src/include/switch.h

@@ -132,6 +132,7 @@
 #include "switch_config.h"
 #include "switch_nat.h"
 #include "switch_odbc.h"
+#include "switch_json.h"
 
 #include <libteletone.h>
 

src/include/switch_event.h

@@ -283,6 +283,8 @@ SWITCH_DECLARE(switch_status_t) switch_event_free_subclass_detailed(const char *
   \note you must free the resulting string when you are finished with it
 */
 SWITCH_DECLARE(switch_status_t) switch_event_serialize(switch_event_t *event, char **str, switch_bool_t encode);
+SWITCH_DECLARE(switch_status_t) switch_event_serialize_json(switch_event_t *event, char **str);
+SWITCH_DECLARE(switch_status_t) switch_event_create_json(switch_event_t **event, const char *json);
 
 #ifndef SWIG
 /*!

src/include/switch_json.h

@@ -0,0 +1,125 @@
+/*
+  Copyright (c) 2009 Dave Gamble
+ 
+  Permission is hereby granted, free of charge, to any person obtaining a copy
+  of this software and associated documentation files (the "Software"), to deal
+  in the Software without restriction, including without limitation the rights
+  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+  copies of the Software, and to permit persons to whom the Software is
+  furnished to do so, subject to the following conditions:
+ 
+  The above copyright notice and this permission notice shall be included in
+  all copies or substantial portions of the Software.
+ 
+  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+  THE SOFTWARE.
+*/
+
+#include "switch.h"
+
+#ifndef cJSON__h
+#define cJSON__h
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+// cJSON Types:
+#define cJSON_False 0
+#define cJSON_True 1
+#define cJSON_NULL 2
+#define cJSON_Number 3
+#define cJSON_String 4
+#define cJSON_Array 5
+#define cJSON_Object 6
+	
+#define cJSON_IsReference 256
+
+// The cJSON structure:
+typedef struct cJSON {
+	struct cJSON *next,*prev;	// next/prev allow you to walk array/object chains. Alternatively, use GetArraySize/GetArrayItem/GetObjectItem
+	struct cJSON *child;		// An array or object item will have a child pointer pointing to a chain of the items in the array/object.
+
+	int type;					// The type of the item, as above.
+
+	char *valuestring;			// The item's string, if type==cJSON_String
+	int valueint;				// The item's number, if type==cJSON_Number
+	double valuedouble;			// The item's number, if type==cJSON_Number
+
+	char *string;				// The item's name string, if this item is the child of, or is in the list of subitems of an object.
+} cJSON;
+
+typedef struct cJSON_Hooks {
+      void *(*malloc_fn)(size_t sz);
+      void (*free_fn)(void *ptr);
+} cJSON_Hooks;
+
+// Supply malloc, realloc and free functions to cJSON
+extern void cJSON_InitHooks(cJSON_Hooks* hooks);
+
+
+// Supply a block of JSON, and this returns a cJSON object you can interrogate. Call cJSON_Delete when finished.
+extern cJSON *cJSON_Parse(const char *value);
+// Render a cJSON entity to text for transfer/storage. Free the char* when finished.
+extern char  *cJSON_Print(cJSON *item);
+// Render a cJSON entity to text for transfer/storage without any formatting. Free the char* when finished.
+extern char  *cJSON_PrintUnformatted(cJSON *item);
+// Delete a cJSON entity and all subentities.
+extern void   cJSON_Delete(cJSON *c);
+
+// Returns the number of items in an array (or object).
+extern int	  cJSON_GetArraySize(cJSON *array);
+// Retrieve item number "item" from array "array". Returns NULL if unsuccessful.
+extern cJSON *cJSON_GetArrayItem(cJSON *array,int item);
+// Get item "string" from object. Case insensitive.
+extern cJSON *cJSON_GetObjectItem(cJSON *object,const char *string);
+	
+// These calls create a cJSON item of the appropriate type.
+extern cJSON *cJSON_CreateNull(void);
+extern cJSON *cJSON_CreateTrue(void);
+extern cJSON *cJSON_CreateFalse(void);
+extern cJSON *cJSON_CreateNumber(double num);
+extern cJSON *cJSON_CreateString(const char *string);
+extern cJSON *cJSON_CreateArray(void);
+extern cJSON *cJSON_CreateObject(void);
+
+// These utilities create an Array of count items.
+extern cJSON *cJSON_CreateIntArray(int *numbers,int count);
+extern cJSON *cJSON_CreateFloatArray(float *numbers,int count);
+extern cJSON *cJSON_CreateDoubleArray(double *numbers,int count);
+extern cJSON *cJSON_CreateStringArray(const char **strings,int count);
+
+// Append item to the specified array/object.
+extern void cJSON_AddItemToArray(cJSON *array, cJSON *item);
+extern void	cJSON_AddItemToObject(cJSON *object,const char *string,cJSON *item);
+// 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.
+extern void cJSON_AddItemReferenceToArray(cJSON *array, cJSON *item);
+extern void	cJSON_AddItemReferenceToObject(cJSON *object,const char *string,cJSON *item);
+
+// Remove/Detatch items from Arrays/Objects.
+extern cJSON *cJSON_DetachItemFromArray(cJSON *array,int which);
+extern void   cJSON_DeleteItemFromArray(cJSON *array,int which);
+extern cJSON *cJSON_DetachItemFromObject(cJSON *object,const char *string);
+extern void   cJSON_DeleteItemFromObject(cJSON *object,const char *string);
+	
+// Update array items.
+extern void cJSON_ReplaceItemInArray(cJSON *array,int which,cJSON *newitem);
+extern void cJSON_ReplaceItemInObject(cJSON *object,const char *string,cJSON *newitem);
+
+#define cJSON_AddNullToObject(object,name)	cJSON_AddItemToObject(object, name, cJSON_CreateNull())
+#define cJSON_AddTrueToObject(object,name)	cJSON_AddItemToObject(object, name, cJSON_CreateTrue())
+#define cJSON_AddFalseToObject(object,name)		cJSON_AddItemToObject(object, name, cJSON_CreateFalse())
+#define cJSON_AddNumberToObject(object,name,n)	cJSON_AddItemToObject(object, name, cJSON_CreateNumber(n))
+#define cJSON_AddStringToObject(object,name,s)	cJSON_AddItemToObject(object, name, cJSON_CreateString(s))
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif