1/*
2 * libjingle
3 * Copyright 2013, Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#import <Foundation/Foundation.h>
29
30// These methods will be called by the AppEngine chanel.  The documentation
31// for these methods is found here.  (Yes, it is a JS API.)
32// https://developers.google.com/appengine/docs/java/channel/javascript
33@protocol GAEMessageHandler<NSObject>
34
35- (void)onOpen;
36- (void)onMessage:(NSDictionary*)data;
37- (void)onClose;
38- (void)onError:(int)code withDescription:(NSString*)description;
39
40@end
41
42// Initialize with a token for an AppRTC data channel.  This will load
43// ios_channel.html and use the token to establish a data channel between the
44// application and AppEngine.
45@interface GAEChannelClient : NSObject
46
47@property(nonatomic, weak) id<GAEMessageHandler> delegate;
48
49- (instancetype)initWithToken:(NSString*)token
50                     delegate:(id<GAEMessageHandler>)delegate;
51
52@end
53