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1 /*
2  * libjingle
3  * Copyright 2012 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 // Implements the IceCandidateInterface.
29 
30 #ifndef TALK_APP_WEBRTC_JSEPICECANDIDATE_H_
31 #define TALK_APP_WEBRTC_JSEPICECANDIDATE_H_
32 
33 #include <string>
34 
35 #include "talk/app/webrtc/jsep.h"
36 #include "webrtc/p2p/base/candidate.h"
37 #include "webrtc/base/constructormagic.h"
38 
39 namespace webrtc {
40 
41 class JsepIceCandidate : public IceCandidateInterface {
42  public:
43   JsepIceCandidate(const std::string& sdp_mid, int sdp_mline_index);
44   JsepIceCandidate(const std::string& sdp_mid, int sdp_mline_index,
45                    const cricket::Candidate& candidate);
46   ~JsepIceCandidate();
47   // |error| can be NULL if don't care about the failure reason.
48   bool Initialize(const std::string& sdp, SdpParseError* err);
SetCandidate(const cricket::Candidate & candidate)49   void SetCandidate(const cricket::Candidate& candidate) {
50     candidate_ = candidate;
51   }
52 
sdp_mid()53   virtual std::string sdp_mid() const { return sdp_mid_; }
sdp_mline_index()54   virtual int sdp_mline_index() const { return sdp_mline_index_; }
candidate()55   virtual const cricket::Candidate& candidate() const {
56     return candidate_;
57   }
58 
59   virtual bool ToString(std::string* out) const;
60 
61  private:
62   std::string sdp_mid_;
63   int sdp_mline_index_;
64   cricket::Candidate candidate_;
65 
66   RTC_DISALLOW_COPY_AND_ASSIGN(JsepIceCandidate);
67 };
68 
69 // Implementation of IceCandidateCollection.
70 // This implementation stores JsepIceCandidates.
71 class JsepCandidateCollection : public IceCandidateCollection {
72  public:
73   ~JsepCandidateCollection();
count()74   virtual size_t count() const {
75     return candidates_.size();
76   }
77   virtual bool HasCandidate(const IceCandidateInterface* candidate) const;
78   // Adds and takes ownership of the JsepIceCandidate.
add(JsepIceCandidate * candidate)79   virtual void add(JsepIceCandidate* candidate) {
80     candidates_.push_back(candidate);
81   }
at(size_t index)82   virtual const IceCandidateInterface* at(size_t index) const {
83     return candidates_[index];
84   }
85 
86  private:
87   std::vector<JsepIceCandidate*> candidates_;
88 };
89 
90 }  // namespace webrtc
91 
92 #endif  // TALK_APP_WEBRTC_JSEPICECANDIDATE_H_
93