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28 #ifndef WEBRTC_P2P_BASE_TRANSPORTDESCRIPTIONFACTORY_H_
29 #define WEBRTC_P2P_BASE_TRANSPORTDESCRIPTIONFACTORY_H_
31 #include "webrtc/p2p/base/transportdescription.h"
39 struct TransportOptions {
40 TransportOptions() : ice_restart(false), prefer_passive_role(false) {}
42 bool prefer_passive_role;
45 // Creates transport descriptions according to the supplied configuration.
46 // When creating answers, performs the appropriate negotiation
47 // of the various fields to determine the proper result.
48 class TransportDescriptionFactory {
50 // Default ctor; use methods below to set configuration.
51 TransportDescriptionFactory();
52 SecurePolicy secure() const { return secure_; }
53 // The identity to use when setting up DTLS.
54 rtc::SSLIdentity* identity() const { return identity_; }
56 // Specifies the transport protocol to be use.
57 void set_protocol(TransportProtocol protocol) { protocol_ = protocol; }
58 // Specifies the transport security policy to use.
59 void set_secure(SecurePolicy s) { secure_ = s; }
60 // Specifies the identity to use (only used when secure is not SEC_DISABLED).
61 void set_identity(rtc::SSLIdentity* identity) { identity_ = identity; }
63 // Creates a transport description suitable for use in an offer.
64 TransportDescription* CreateOffer(const TransportOptions& options,
65 const TransportDescription* current_description) const;
66 // Create a transport description that is a response to an offer.
67 TransportDescription* CreateAnswer(
68 const TransportDescription* offer,
69 const TransportOptions& options,
70 const TransportDescription* current_description) const;
73 bool SetSecurityInfo(TransportDescription* description,
74 ConnectionRole role) const;
76 TransportProtocol protocol_;
78 rtc::SSLIdentity* identity_;
81 } // namespace cricket
83 #endif // WEBRTC_P2P_BASE_TRANSPORTDESCRIPTIONFACTORY_H_