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// SoftEther VPN Source Code - Stable Edition Repository
// Cedar Communication Module
//
// SoftEther VPN Server, Client and Bridge are free software under the Apache License, Version 2.0.
//
// Copyright (c) Daiyuu Nobori.
// Copyright (c) SoftEther VPN Project, University of Tsukuba, Japan.
// Copyright (c) SoftEther Corporation.
// Copyright (c) all contributors on SoftEther VPN project in GitHub.
//
// All Rights Reserved.
//
// http://www.softether.org/
//
// This stable branch is officially managed by Daiyuu Nobori, the owner of SoftEther VPN Project.
// Pull requests should be sent to the Developer Edition Master Repository on https://github.com/SoftEtherVPN/SoftEtherVPN
//
// License: The Apache License, Version 2.0
// https://www.apache.org/licenses/LICENSE-2.0
//
// DISCLAIMER
// ==========
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
//
// THIS SOFTWARE IS DEVELOPED IN JAPAN, AND DISTRIBUTED FROM JAPAN, UNDER
// JAPANESE LAWS. YOU MUST AGREE IN ADVANCE TO USE, COPY, MODIFY, MERGE, PUBLISH,
// DISTRIBUTE, SUBLICENSE, AND/OR SELL COPIES OF THIS SOFTWARE, THAT ANY
// JURIDICAL DISPUTES WHICH ARE CONCERNED TO THIS SOFTWARE OR ITS CONTENTS,
// AGAINST US (SOFTETHER PROJECT, SOFTETHER CORPORATION, DAIYUU NOBORI OR OTHER
// SUPPLIERS), OR ANY JURIDICAL DISPUTES AGAINST US WHICH ARE CAUSED BY ANY KIND
// OF USING, COPYING, MODIFYING, MERGING, PUBLISHING, DISTRIBUTING, SUBLICENSING,
// AND/OR SELLING COPIES OF THIS SOFTWARE SHALL BE REGARDED AS BE CONSTRUED AND
// CONTROLLED BY JAPANESE LAWS, AND YOU MUST FURTHER CONSENT TO EXCLUSIVE
// JURISDICTION AND VENUE IN THE COURTS SITTING IN TOKYO, JAPAN. YOU MUST WAIVE
// ALL DEFENSES OF LACK OF PERSONAL JURISDICTION AND FORUM NON CONVENIENS.
// PROCESS MAY BE SERVED ON EITHER PARTY IN THE MANNER AUTHORIZED BY APPLICABLE
// LAW OR COURT RULE.
//
// USE ONLY IN JAPAN. DO NOT USE THIS SOFTWARE IN ANOTHER COUNTRY UNLESS YOU HAVE
// A CONFIRMATION THAT THIS SOFTWARE DOES NOT VIOLATE ANY CRIMINAL LAWS OR CIVIL
// RIGHTS IN THAT PARTICULAR COUNTRY. USING THIS SOFTWARE IN OTHER COUNTRIES IS
// COMPLETELY AT YOUR OWN RISK. THE SOFTETHER VPN PROJECT HAS DEVELOPED AND
// DISTRIBUTED THIS SOFTWARE TO COMPLY ONLY WITH THE JAPANESE LAWS AND EXISTING
// CIVIL RIGHTS INCLUDING PATENTS WHICH ARE SUBJECTS APPLY IN JAPAN. OTHER
// COUNTRIES' LAWS OR CIVIL RIGHTS ARE NONE OF OUR CONCERNS NOR RESPONSIBILITIES.
// WE HAVE NEVER INVESTIGATED ANY CRIMINAL REGULATIONS, CIVIL LAWS OR
// INTELLECTUAL PROPERTY RIGHTS INCLUDING PATENTS IN ANY OF OTHER 200+ COUNTRIES
// AND TERRITORIES. BY NATURE, THERE ARE 200+ REGIONS IN THE WORLD, WITH
// DIFFERENT LAWS. IT IS IMPOSSIBLE TO VERIFY EVERY COUNTRIES' LAWS, REGULATIONS
// AND CIVIL RIGHTS TO MAKE THE SOFTWARE COMPLY WITH ALL COUNTRIES' LAWS BY THE
// PROJECT. EVEN IF YOU WILL BE SUED BY A PRIVATE ENTITY OR BE DAMAGED BY A
// PUBLIC SERVANT IN YOUR COUNTRY, THE DEVELOPERS OF THIS SOFTWARE WILL NEVER BE
// LIABLE TO RECOVER OR COMPENSATE SUCH DAMAGES, CRIMINAL OR CIVIL
// RESPONSIBILITIES. NOTE THAT THIS LINE IS NOT LICENSE RESTRICTION BUT JUST A
// STATEMENT FOR WARNING AND DISCLAIMER.
//
// READ AND UNDERSTAND THE 'WARNING.TXT' FILE BEFORE USING THIS SOFTWARE.
// SOME SOFTWARE PROGRAMS FROM THIRD PARTIES ARE INCLUDED ON THIS SOFTWARE WITH
// LICENSE CONDITIONS WHICH ARE DESCRIBED ON THE 'THIRD_PARTY.TXT' FILE.
//
//
// SOURCE CODE CONTRIBUTION
// ------------------------
//
// Your contribution to SoftEther VPN Project is much appreciated.
// Please send patches to us through GitHub.
// Read the SoftEther VPN Patch Acceptance Policy in advance:
// http://www.softether.org/5-download/src/9.patch
//
//
// DEAR SECURITY EXPERTS
// ---------------------
//
// If you find a bug or a security vulnerability please kindly inform us
// about the problem immediately so that we can fix the security problem
// to protect a lot of users around the world as soon as possible.
//
// Our e-mail address for security reports is:
// softether-vpn-security [at] softether.org
//
// Please note that the above e-mail address is not a technical support
// inquiry address. If you need technical assistance, please visit
// http://www.softether.org/ and ask your question on the users forum.
//
// Thank you for your cooperation.
//
//
// NO MEMORY OR RESOURCE LEAKS
// ---------------------------
//
// The memory-leaks and resource-leaks verification under the stress
// test has been passed before release this source code.
// Account.h
// Header of Account.c
#ifndef ACCOUNT_H
#define ACCOUNT_H
// Policy item
struct POLICY_ITEM
{
UINT Index;
bool TypeInt;
bool AllowZero;
UINT MinValue;
UINT MaxValue;
UINT DefaultValue;
char *FormatStr;
};
// Policy
struct POLICY
{
// For Ver 2.0
bool Access; // Grant access
bool DHCPFilter; // Filter DHCP packets (IPv4)
bool DHCPNoServer; // Prohibit the behavior of the DHCP server (IPv4)
bool DHCPForce; // Force DHCP-assigned IP address (IPv4)
bool NoBridge; // Prohibit the bridge behavior
bool NoRouting; // Prohibit the router behavior (IPv4)
bool CheckMac; // Prohibit the duplicate MAC address
bool CheckIP; // Prohibit a duplicate IP address (IPv4)
bool ArpDhcpOnly; // Prohibit the broadcast other than ARP, DHCP, ICMPv6
bool PrivacyFilter; // Privacy filter mode
bool NoServer; // Prohibit to operate as a TCP/IP server (IPv4)
bool NoBroadcastLimiter; // Not to limit the number of broadcast
bool MonitorPort; // Allow monitoring mode
UINT MaxConnection; // Maximum number of TCP connections
UINT TimeOut; // Communication time-out period
UINT MaxMac; // Maximum number of MAC address
UINT MaxIP; // Maximum number of IP address (IPv4)
UINT MaxUpload; // Upload bandwidth
UINT MaxDownload; // Download bandwidth
bool FixPassword; // User can not change password
UINT MultiLogins; // Multiple logins limit
bool NoQoS; // Prohibit the use of VoIP / QoS features
// For Ver 3.0
bool RSandRAFilter; // Filter the Router Solicitation / Advertising packet (IPv6)
bool RAFilter; // Filter the router advertisement packet (IPv6)
bool DHCPv6Filter; // Filter DHCP packets (IPv6)
bool DHCPv6NoServer; // Prohibit the behavior of the DHCP server (IPv6)
bool NoRoutingV6; // Prohibit the router behavior (IPv6)
bool CheckIPv6; // Prohibit the duplicate IP address (IPv6)
bool NoServerV6; // Prohibit to operate as a TCP/IP server (IPv6)
UINT MaxIPv6; // Maximum number of IP address (IPv6)
bool NoSavePassword; // Prohibit to save the password in the VPN Client
UINT AutoDisconnect; // Disconnect the VPN Client automatically at a certain period of time
bool FilterIPv4; // Filter all IPv4 packets
bool FilterIPv6; // Filter all IPv6 packets
bool FilterNonIP; // Filter all non-IP packets
bool NoIPv6DefaultRouterInRA; // Delete the default router specification from the IPv6 router advertisement
bool NoIPv6DefaultRouterInRAWhenIPv6; // Delete the default router specification from the IPv6 router advertisement (Enable IPv6 connection)
UINT VLanId; // Specify the VLAN ID
bool Ver3; // Whether version 3.0
};
// Group
struct USERGROUP
{
LOCK *lock; // Lock
REF *ref; // Reference counter
char *Name; // Group name
wchar_t *RealName; // Display name
wchar_t *Note; // Note
POLICY *Policy; // Policy
TRAFFIC *Traffic; // Traffic data
};
// User
struct USER
{
LOCK *lock; // Lock
REF *ref; // Reference counter
char *Name; // User name
wchar_t *RealName; // Real name
wchar_t *Note; // Note
char *GroupName; // Group name
USERGROUP *Group; // Group
UINT AuthType; // Authentication type
void *AuthData; // Authentication data
UINT64 CreatedTime; // Creation date and time
UINT64 UpdatedTime; // Updating date
UINT64 ExpireTime; // Expiration date
UINT64 LastLoginTime; // Last login time
UINT NumLogin; // Total number of logins
POLICY *Policy; // Policy
TRAFFIC *Traffic; // Traffic data
};
// Password authentication data
struct AUTHPASSWORD
{
UCHAR HashedKey[SHA1_SIZE]; // Hashed passwords
UCHAR NtLmSecureHash[MD5_SIZE]; // Encrypted password for the NTLM
};
// User certificate authentication data
struct AUTHUSERCERT
{
X *UserX; // X509 certificate for the user
};
// Root certification authority authentication data
struct AUTHROOTCERT
{
X_SERIAL *Serial; // Serial number
wchar_t *CommonName; // CommonName
};
// Radius authentication data
struct AUTHRADIUS
{
wchar_t *RadiusUsername; // User name in the Radius
};
// Windows NT authentication data
struct AUTHNT
{
wchar_t *NtUsername; // User name on NT
};
// Macro
#define POLICY_CURRENT_VERSION 3
#define NUM_POLICY_ITEM ((sizeof(POLICY) / sizeof(UINT)) - 1)
#define NUM_POLICY_ITEM_FOR_VER2 22
#define NUM_POLICY_ITEM_FOR_VER3 38
#define IS_POLICY_FOR_VER2(index) (((index) >= 0) && ((index) < NUM_POLICY_ITEM_FOR_VER2))
#define IS_POLICY_FOR_VER3(index) (((index) >= 0) && ((index) < NUM_POLICY_ITEM_FOR_VER3))
#define IS_POLICY_FOR_CURRENT_VER(index, ver) ((ver) >= 3 ? IS_POLICY_FOR_VER3(index) : IS_POLICY_FOR_VER2(index))
#define POLICY_BOOL(p, i) (((bool *)(p))[(i)])
#define POLICY_INT(p, i) (((UINT *)(p))[(i)])
extern POLICY_ITEM policy_item[];
// Function prototype
int CompareUserName(void *p1, void *p2);
int CompareGroupName(void *p1, void *p2);
void AcLock(HUB *h);
void AcUnlock(HUB *h);
USERGROUP *NewGroup(char *name, wchar_t *realname, wchar_t *note);
void ReleaseGroup(USERGROUP *g);
void CleanupGroup(USERGROUP *g);
USER *NewUser(char *name, wchar_t *realname, wchar_t *note, UINT authtype, void *authdata);
void ReleaseUser(USER *u);
void CleanupUser(USER *u);
void FreeAuthData(UINT authtype, void *authdata);
bool AcAddUser(HUB *h, USER *u);
bool AcAddGroup(HUB *h, USERGROUP *g);
USER *AcGetUser(HUB *h, char *name);
USERGROUP *AcGetGroup(HUB *h, char *name);
bool AcIsUser(HUB *h, char *name);
bool AcIsGroup(HUB *h, char *name);
bool AcDeleteUser(HUB *h, char *name);
bool AcDeleteGroup(HUB *h, char *name);
void JoinUserToGroup(USER *u, USERGROUP *g);
void SetUserTraffic(USER *u, TRAFFIC *t);
void SetGroupTraffic(USERGROUP *g, TRAFFIC *t);
void AddUserTraffic(USER *u, TRAFFIC *diff);
void AddGroupTraffic(USERGROUP *g, TRAFFIC *diff);
void SetUserAuthData(USER *u, UINT authtype, void *authdata);
void *NewPasswordAuthData(char *username, char *password);
void *NewPasswordAuthDataRaw(UCHAR *hashed_password, UCHAR *ntlm_secure_hash);
void *NewUserCertAuthData(X *x);
void *NewRootCertAuthData(X_SERIAL *serial, wchar_t *common_name);
void *NewRadiusAuthData(wchar_t *username);
void *NewNTAuthData(wchar_t *username);
void HashPassword(void *dst, char *username, char *password);
POLICY *GetDefaultPolicy();
POLICY *ClonePolicy(POLICY *policy);
void SetUserPolicy(USER *u, POLICY *policy);
void OverwritePolicy(POLICY **target, POLICY *p);
POLICY *GetUserPolicy(USER *u);
void SetGroupPolicy(USERGROUP *g, POLICY *policy);
POLICY *GetGroupPolicy(USERGROUP *g);
wchar_t *GetPolicyTitle(UINT id);
wchar_t *GetPolicyDescription(UINT id);
bool IsUserName(char *name);
void *CopyAuthData(void *authdata, UINT authtype);
UINT PolicyNum();
bool PolicyIsSupportedForCascade(UINT i);
UINT PolicyStrToId(char *name);
char *PolicyIdToStr(UINT i);
POLICY_ITEM *GetPolicyItem(UINT id);
void GetPolicyValueRangeStr(wchar_t *str, UINT size, UINT id);
void FormatPolicyValue(wchar_t *str, UINT size, UINT id, UINT value);
char *NormalizePolicyName(char *name);
#endif // ACCOUNT_H
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