|
1 /* |
|
2 * Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "Eclipse Public License v1.0" |
|
6 * which accompanies this distribution, and is available |
|
7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
|
8 * |
|
9 * Initial Contributors: |
|
10 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 |
|
20 #ifndef CMCENATACTIONS_H |
|
21 #define CMCENATACTIONS_H |
|
22 |
|
23 #include <e32base.h> |
|
24 #include "mcedefs.h" |
|
25 |
|
26 class TMceNatStateTransitionEvent; |
|
27 class CMceComSession; |
|
28 class CSdpDocument; |
|
29 |
|
30 const TInt KMceNatNonFatalErrorLimit = -11000; |
|
31 |
|
32 typedef TUint TMceNatOfferedSdp; |
|
33 const TMceNatOfferedSdp KMceNatOfferSdp = 0; |
|
34 const TMceNatOfferedSdp KMceNatPrevOfferSdp = 1; |
|
35 |
|
36 /** |
|
37 * MCE NAT SIP actions given to a single state. |
|
38 * |
|
39 * @lib |
|
40 * @since |
|
41 */ |
|
42 class MMceNatActions |
|
43 { |
|
44 public: // New functions |
|
45 |
|
46 /** |
|
47 * Creates offer. |
|
48 */ |
|
49 virtual TInt CreateOfferL() = 0; |
|
50 |
|
51 /** |
|
52 * Creates answer, and afterwards decodes offer. |
|
53 */ |
|
54 virtual TInt ResolveL() = 0; |
|
55 |
|
56 /** |
|
57 * Decodes answer. |
|
58 */ |
|
59 virtual TInt DecodeAnswerL() = 0; |
|
60 |
|
61 /** |
|
62 * Updates MT/(MO) INVITE to NAT plugin, takes sdp doc from Offer() |
|
63 */ |
|
64 virtual void UpdateL() = 0; |
|
65 |
|
66 /** |
|
67 * Any existing mcc streams have probably wrong transport addres, |
|
68 * this method is used to update correct address to mcc streams. |
|
69 */ |
|
70 virtual void UpdateRemoteAddressL() = 0; |
|
71 |
|
72 /** |
|
73 * Sets flag state which indicates which Sdp document is valid for sending |
|
74 * out to NET. Usually NOT loopback/local address Sdp's !! |
|
75 */ |
|
76 virtual void SetOffered( TMceNatOfferedSdp aOffered ) = 0; |
|
77 |
|
78 /** |
|
79 * Replaces current SdpSession pointer with the current Offer. |
|
80 */ |
|
81 virtual void SdpCleanup( CSdpDocument* aPrev, CSdpDocument* aRep ) = 0; |
|
82 |
|
83 /** |
|
84 * Called by state machine after NAT processing is completed. |
|
85 */ |
|
86 virtual void Continue() = 0; |
|
87 |
|
88 /** |
|
89 * State of the state machine is changed via this method. |
|
90 */ |
|
91 virtual void StateChangedL( TMceNatStateTransitionEvent& aEvent, |
|
92 TUint aNewState ) = 0; |
|
93 |
|
94 /** |
|
95 * Set Need to receive forces MCE to send provisional response reliably. |
|
96 * used if resource reservation is needed. |
|
97 */ |
|
98 |
|
99 virtual void SetNeedtoReceive() = 0; |
|
100 |
|
101 /** |
|
102 * Get the Resource Reservation Status, returns the resource reservation status |
|
103 */ |
|
104 virtual TInt GetResourceReservationStatus() = 0; |
|
105 |
|
106 |
|
107 virtual TMceReturnStatus GetReservationStatus() = 0; |
|
108 |
|
109 virtual void SetReservationStatus(TMceReturnStatus aStatus) = 0; |
|
110 |
|
111 /** |
|
112 * Continue processing NAT updated event, that was delayed because NAT plugin |
|
113 * had not yet been initialized. |
|
114 */ |
|
115 virtual void ResumeNatUpdated() = 0; |
|
116 }; |
|
117 |
|
118 #endif // CMCENATACTIONS_H |
|
119 |
|
120 // End of File |