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#if !defined(__has_feature) || !__has_feature(objc_arc)
29#error "This file requires ARC support."
30#endif
31
32#import "RTCICECandidate+Internal.h"
33
34@implementation RTCICECandidate
35
36@synthesize sdpMid = _sdpMid;
37@synthesize sdpMLineIndex = _sdpMLineIndex;
38@synthesize sdp = _sdp;
39
40- (id)initWithMid:(NSString*)sdpMid
41            index:(NSInteger)sdpMLineIndex
42              sdp:(NSString*)sdp {
43  if (!sdpMid || !sdp) {
44    NSAssert(NO, @"nil arguments not allowed");
45    return nil;
46  }
47  if ((self = [super init])) {
48    _sdpMid = [sdpMid copy];
49    _sdpMLineIndex = sdpMLineIndex;
50    _sdp = [sdp copy];
51  }
52  return self;
53}
54
55- (NSString*)description {
56  return [NSString stringWithFormat:@"%@:%ld:%@",
57                                    self.sdpMid,
58                                    (long)self.sdpMLineIndex,
59                                    self.sdp];
60}
61
62@end
63
64@implementation RTCICECandidate (Internal)
65
66- (id)initWithCandidate:(const webrtc::IceCandidateInterface*)candidate {
67  if ((self = [super init])) {
68    std::string sdp;
69    if (candidate->ToString(&sdp)) {
70      _sdpMid = @(candidate->sdp_mid().c_str());
71      _sdpMLineIndex = candidate->sdp_mline_index();
72      _sdp = @(sdp.c_str());
73    } else {
74      self = nil;
75      NSAssert(NO, @"ICECandidateInterface->ToString failed");
76    }
77  }
78  return self;
79}
80
81- (const webrtc::IceCandidateInterface*)candidate {
82  return webrtc::CreateIceCandidate(
83      [self.sdpMid UTF8String], self.sdpMLineIndex, [self.sdp UTF8String],
84      nullptr);
85}
86
87@end
88