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1 /*
2  *  Copyright 2014 The WebRTC Project Authors. All rights reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #import <Foundation/Foundation.h>
12 
13 @interface NSDictionary (ARDUtilites)
14 
15 // Creates a dictionary with the keys and values in the JSON object.
16 + (NSDictionary *)dictionaryWithJSONString:(NSString *)jsonString;
17 + (NSDictionary *)dictionaryWithJSONData:(NSData *)jsonData;
18 
19 @end
20 
21 @interface NSURLConnection (ARDUtilities)
22 
23 // Issues an asynchronous request that calls back on main queue.
24 + (void)sendAsyncRequest:(NSURLRequest *)request
25        completionHandler:
26            (void (^)(NSURLResponse *response, NSData *data, NSError *error))completionHandler;
27 
28 // Posts data to the specified URL.
29 + (void)sendAsyncPostToURL:(NSURL *)url
30                   withData:(NSData *)data
31          completionHandler:(void (^)(BOOL succeeded, NSData *data))completionHandler;
32 
33 @end
34 
35 NSInteger ARDGetCpuUsagePercentage(void);
36