/*
 *  Copyright 2014 The WebRTC Project Authors. All rights reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#import <Foundation/Foundation.h>

@interface NSDictionary (ARDUtilites)

// Creates a dictionary with the keys and values in the JSON object.
+ (NSDictionary *)dictionaryWithJSONString:(NSString *)jsonString;
+ (NSDictionary *)dictionaryWithJSONData:(NSData *)jsonData;

@end

@interface NSURLConnection (ARDUtilities)

// Issues an asynchronous request that calls back on main queue.
+ (void)sendAsyncRequest:(NSURLRequest *)request
       completionHandler:
           (void (^)(NSURLResponse *response, NSData *data, NSError *error))completionHandler;

// Posts data to the specified URL.
+ (void)sendAsyncPostToURL:(NSURL *)url
                  withData:(NSData *)data
         completionHandler:(void (^)(BOOL succeeded, NSData *data))completionHandler;

@end

NSInteger ARDGetCpuUsagePercentage(void);