163 lines
6.7 KiB
C
163 lines
6.7 KiB
C
// SoftEther VPN Source Code - Stable Edition Repository
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// Cedar Communication Module
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//
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// SoftEther VPN Server, Client and Bridge are free software under the Apache License, Version 2.0.
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//
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// Copyright (c) Daiyuu Nobori.
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// Copyright (c) SoftEther VPN Project, University of Tsukuba, Japan.
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// Copyright (c) SoftEther Corporation.
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// Copyright (c) all contributors on SoftEther VPN project in GitHub.
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//
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// All Rights Reserved.
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//
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// http://www.softether.org/
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//
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// This stable branch is officially managed by Daiyuu Nobori, the owner of SoftEther VPN Project.
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// Pull requests should be sent to the Developer Edition Master Repository on https://github.com/SoftEtherVPN/SoftEtherVPN
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//
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// License: The Apache License, Version 2.0
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// DISCLAIMER
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// ==========
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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//
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// THIS SOFTWARE IS DEVELOPED IN JAPAN, AND DISTRIBUTED FROM JAPAN, UNDER
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// JAPANESE LAWS. YOU MUST AGREE IN ADVANCE TO USE, COPY, MODIFY, MERGE, PUBLISH,
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// DISTRIBUTE, SUBLICENSE, AND/OR SELL COPIES OF THIS SOFTWARE, THAT ANY
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// JURIDICAL DISPUTES WHICH ARE CONCERNED TO THIS SOFTWARE OR ITS CONTENTS,
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// AGAINST US (SOFTETHER PROJECT, SOFTETHER CORPORATION, DAIYUU NOBORI OR OTHER
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// SUPPLIERS), OR ANY JURIDICAL DISPUTES AGAINST US WHICH ARE CAUSED BY ANY KIND
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// OF USING, COPYING, MODIFYING, MERGING, PUBLISHING, DISTRIBUTING, SUBLICENSING,
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// AND/OR SELLING COPIES OF THIS SOFTWARE SHALL BE REGARDED AS BE CONSTRUED AND
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// CONTROLLED BY JAPANESE LAWS, AND YOU MUST FURTHER CONSENT TO EXCLUSIVE
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// JURISDICTION AND VENUE IN THE COURTS SITTING IN TOKYO, JAPAN. YOU MUST WAIVE
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// ALL DEFENSES OF LACK OF PERSONAL JURISDICTION AND FORUM NON CONVENIENS.
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// PROCESS MAY BE SERVED ON EITHER PARTY IN THE MANNER AUTHORIZED BY APPLICABLE
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// LAW OR COURT RULE.
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//
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// USE ONLY IN JAPAN. DO NOT USE THIS SOFTWARE IN ANOTHER COUNTRY UNLESS YOU HAVE
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// A CONFIRMATION THAT THIS SOFTWARE DOES NOT VIOLATE ANY CRIMINAL LAWS OR CIVIL
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// RIGHTS IN THAT PARTICULAR COUNTRY. USING THIS SOFTWARE IN OTHER COUNTRIES IS
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// COMPLETELY AT YOUR OWN RISK. THE SOFTETHER VPN PROJECT HAS DEVELOPED AND
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// DISTRIBUTED THIS SOFTWARE TO COMPLY ONLY WITH THE JAPANESE LAWS AND EXISTING
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// CIVIL RIGHTS INCLUDING PATENTS WHICH ARE SUBJECTS APPLY IN JAPAN. OTHER
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// COUNTRIES' LAWS OR CIVIL RIGHTS ARE NONE OF OUR CONCERNS NOR RESPONSIBILITIES.
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// WE HAVE NEVER INVESTIGATED ANY CRIMINAL REGULATIONS, CIVIL LAWS OR
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// INTELLECTUAL PROPERTY RIGHTS INCLUDING PATENTS IN ANY OF OTHER 200+ COUNTRIES
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// AND TERRITORIES. BY NATURE, THERE ARE 200+ REGIONS IN THE WORLD, WITH
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// DIFFERENT LAWS. IT IS IMPOSSIBLE TO VERIFY EVERY COUNTRIES' LAWS, REGULATIONS
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// AND CIVIL RIGHTS TO MAKE THE SOFTWARE COMPLY WITH ALL COUNTRIES' LAWS BY THE
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// PROJECT. EVEN IF YOU WILL BE SUED BY A PRIVATE ENTITY OR BE DAMAGED BY A
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// PUBLIC SERVANT IN YOUR COUNTRY, THE DEVELOPERS OF THIS SOFTWARE WILL NEVER BE
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// LIABLE TO RECOVER OR COMPENSATE SUCH DAMAGES, CRIMINAL OR CIVIL
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// RESPONSIBILITIES. NOTE THAT THIS LINE IS NOT LICENSE RESTRICTION BUT JUST A
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// STATEMENT FOR WARNING AND DISCLAIMER.
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//
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// READ AND UNDERSTAND THE 'WARNING.TXT' FILE BEFORE USING THIS SOFTWARE.
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// SOME SOFTWARE PROGRAMS FROM THIRD PARTIES ARE INCLUDED ON THIS SOFTWARE WITH
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// LICENSE CONDITIONS WHICH ARE DESCRIBED ON THE 'THIRD_PARTY.TXT' FILE.
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//
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//
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// SOURCE CODE CONTRIBUTION
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// ------------------------
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//
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// Your contribution to SoftEther VPN Project is much appreciated.
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// Please send patches to us through GitHub.
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// Read the SoftEther VPN Patch Acceptance Policy in advance:
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// http://www.softether.org/5-download/src/9.patch
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//
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//
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// DEAR SECURITY EXPERTS
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// ---------------------
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//
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// If you find a bug or a security vulnerability please kindly inform us
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// about the problem immediately so that we can fix the security problem
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// to protect a lot of users around the world as soon as possible.
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//
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// Our e-mail address for security reports is:
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// softether-vpn-security [at] softether.org
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//
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// Please note that the above e-mail address is not a technical support
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// inquiry address. If you need technical assistance, please visit
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// http://www.softether.org/ and ask your question on the users forum.
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//
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// Thank you for your cooperation.
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//
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//
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// NO MEMORY OR RESOURCE LEAKS
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// ---------------------------
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//
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// The memory-leaks and resource-leaks verification under the stress
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// test has been passed before release this source code.
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// Link.h
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// Header of Link.c
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#ifndef LINK_H
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#define LINK_H
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struct LINK
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{
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bool Started; // Running flag
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volatile bool Halting; // Halting flag
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bool Offline; // Offline
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bool NoOnline; // Do not set to online flag
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REF *ref; // Reference counter
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LOCK *lock; // Lock
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CEDAR *Cedar; // Cedar
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HUB *Hub; // HUB
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SESSION *ClientSession; // Client session
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SESSION *ServerSession; // Server session
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CLIENT_OPTION *Option; // Client Option
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CLIENT_AUTH *Auth; // Authentication data
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POLICY *Policy; // Policy
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QUEUE *SendPacketQueue; // Transmission packet queue
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UINT CurrentSendPacketQueueSize; // Current send packet queue size
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UINT LastError; // Last error
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bool CheckServerCert; // To check the server certificate
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X *ServerCert; // Server certificate
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bool LockFlag; // Lock flag
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bool *StopAllLinkFlag; // Stop all link flag
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UINT LastServerConnectionReceivedBlocksNum; // Last server connection recv queue num
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UINT Flag1;
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};
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PACKET_ADAPTER *LinkGetPacketAdapter();
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bool LinkPaInit(SESSION *s);
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CANCEL *LinkPaGetCancel(SESSION *s);
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UINT LinkPaGetNextPacket(SESSION *s, void **data);
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bool LinkPaPutPacket(SESSION *s, void *data, UINT size);
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void LinkPaFree(SESSION *s);
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void LinkServerSessionThread(THREAD *t, void *param);
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LINK *NewLink(CEDAR *cedar, HUB *hub, CLIENT_OPTION *option, CLIENT_AUTH *auth, POLICY *policy);
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void StartLink(LINK *k);
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void StopLink(LINK *k);
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void DelLink(HUB *hub, LINK *k);
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void LockLink(LINK *k);
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void UnlockLink(LINK *k);
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void StopAllLink(HUB *h);
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void StartAllLink(HUB *h);
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void SetLinkOnline(LINK *k);
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void SetLinkOffline(LINK *k);
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void ReleaseLink(LINK *k);
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void CleanupLink(LINK *k);
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void ReleaseAllLink(HUB *h);
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void NormalizeLinkPolicy(POLICY *p);
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#endif // LINK_H
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