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https://github.com/SoftEtherVPN/SoftEtherVPN.git
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v4.03-9408-rtm
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dnobori
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// SoftEther VPN Source Code
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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 GPLv2.
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//
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// Copyright (c) 2012-2014 Daiyuu Nobori.
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// Copyright (c) 2012-2014 SoftEther VPN Project, University of Tsukuba, Japan.
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// Copyright (c) 2012-2014 SoftEther Corporation.
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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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// Author: Daiyuu Nobori
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// Comments: Tetsuo Sugiyama, Ph.D.
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//
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// version 2 as published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License version 2
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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// THE LICENSE AGREEMENT IS ATTACHED ON THE SOURCE-CODE PACKAGE
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// AS "LICENSE.TXT" FILE. READ THE TEXT FILE IN ADVANCE TO USE THE SOFTWARE.
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//
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//
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// THIS SOFTWARE IS DEVELOPED IN JAPAN, AND DISTRIBUTED FROM JAPAN,
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// UNDER JAPANESE LAWS. YOU MUST AGREE IN ADVANCE TO USE, COPY, MODIFY,
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// MERGE, PUBLISH, DISTRIBUTE, SUBLICENSE, AND/OR SELL COPIES OF THIS
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// SOFTWARE, THAT ANY JURIDICAL DISPUTES WHICH ARE CONCERNED TO THIS
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// SOFTWARE OR ITS CONTENTS, AGAINST US (SOFTETHER PROJECT, SOFTETHER
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// CORPORATION, DAIYUU NOBORI OR OTHER SUPPLIERS), OR ANY JURIDICAL
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// DISPUTES AGAINST US WHICH ARE CAUSED BY ANY KIND OF USING, COPYING,
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// MODIFYING, MERGING, PUBLISHING, DISTRIBUTING, SUBLICENSING, AND/OR
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// 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
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// EXCLUSIVE JURISDICTION AND VENUE IN THE COURTS SITTING IN TOKYO,
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// JAPAN. YOU MUST WAIVE ALL DEFENSES OF LACK OF PERSONAL JURISDICTION
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// AND FORUM NON CONVENIENS. PROCESS MAY BE SERVED ON EITHER PARTY IN
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// THE MANNER AUTHORIZED BY APPLICABLE LAW OR COURT RULE.
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//
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// USE ONLY IN JAPAN. DO NOT USE IT IN OTHER COUNTRIES. IMPORTING THIS
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// SOFTWARE INTO OTHER COUNTRIES IS AT YOUR OWN RISK. SOME COUNTRIES
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// PROHIBIT ENCRYPTED COMMUNICATIONS. USING THIS SOFTWARE IN OTHER
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// COUNTRIES MIGHT BE RESTRICTED.
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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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// Wpc.h
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// Header of Wpc.c
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#ifndef WPC_H
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#define WPC_H
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// Constant
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#define WPC_HTTP_POST_NAME "POST" // POST
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#define WPC_HTTP_GET_NAME "GET" // GET
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#define WPC_USER_AGENT DEFAULT_USER_AGENT // User Agent
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#define WPC_TIMEOUT (15 * 1000) // Time-out
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#define WPC_RECV_BUF_SIZE 64000 // Receive buffer size
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#define WPC_DATA_ENTRY_SIZE 4 // Data entry size
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#define WPC_MAX_HTTP_DATASIZE (134217728) // Maximum HTTP data size
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// Connection parameters
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struct WPC_CONNECT
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{
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char HostName[MAX_HOST_NAME_LEN + 1]; // Host name
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UINT Port; // Port number
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UINT ProxyType; // Type of proxy server
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char ProxyHostName[MAX_HOST_NAME_LEN + 1]; // Proxy server host name
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UINT ProxyPort; // Proxy server port number
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char ProxyUsername[MAX_USERNAME_LEN + 1]; // Proxy server user name
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char ProxyPassword[MAX_USERNAME_LEN + 1]; // Proxy server password
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bool UseCompress; // Use of compression
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bool DontCheckCert; // Do not check the certificate
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};
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// Internet connection settings
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struct INTERNET_SETTING
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{
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UINT ProxyType; // Type of proxy server
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char ProxyHostName[MAX_HOST_NAME_LEN + 1]; // Proxy server host name
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UINT ProxyPort; // Proxy server port number
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char ProxyUsername[MAX_USERNAME_LEN + 1]; // Proxy server user name
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char ProxyPassword[MAX_USERNAME_LEN + 1]; // Proxy server password
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};
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// URL
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struct URL_DATA
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{
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bool Secure; // Whether HTTPS
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char HostName[MAX_HOST_NAME_LEN + 1]; // Host name
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UINT Port; // Port number
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char HeaderHostName[MAX_HOST_NAME_LEN + 16]; // Host name on the header
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char Method[32]; // Method
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char Target[MAX_SIZE * 3]; // Target
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char Referer[MAX_SIZE * 3]; // Referer
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};
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// WPC entry
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struct WPC_ENTRY
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{
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char EntryName[WPC_DATA_ENTRY_SIZE]; // Entry name
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void *Data; // Data
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UINT Size; // Data size
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};
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// WPC packet
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struct WPC_PACKET
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{
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PACK *Pack; // Pack (data body)
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UCHAR Hash[SHA1_SIZE]; // Data hash
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X *Cert; // Certificate
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UCHAR Sign[128]; // Digital signature
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};
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// Reception callback
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typedef bool (WPC_RECV_CALLBACK)(void *param, UINT total_size, UINT current_size, BUF *recv_buf);
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// Function prototype
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void EncodeSafe64(char *dst, void *src, UINT src_size);
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UINT DecodeSafe64(void *dst, char *src, UINT src_strlen);
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void Base64ToSafe64(char *str);
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void Safe64ToBase64(char *str);
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bool ParseUrl(URL_DATA *data, char *str, bool is_post, char *referrer);
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void CreateUrl(char *url, UINT url_size, URL_DATA *data);
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void GetSystemInternetSetting(INTERNET_SETTING *setting);
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bool GetProxyServerNameAndPortFromIeProxyRegStr(char *name, UINT name_size, UINT *port, char *str, char *server_type);
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BUF *HttpRequest(URL_DATA *data, INTERNET_SETTING *setting,
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UINT timeout_connect, UINT timeout_comm,
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UINT *error_code, bool check_ssl_trust, char *post_data,
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WPC_RECV_CALLBACK *recv_callback, void *recv_callback_param, void *sha1_cert_hash);
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BUF *HttpRequestEx(URL_DATA *data, INTERNET_SETTING *setting,
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UINT timeout_connect, UINT timeout_comm,
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UINT *error_code, bool check_ssl_trust, char *post_data,
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WPC_RECV_CALLBACK *recv_callback, void *recv_callback_param, void *sha1_cert_hash,
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bool *cancel, UINT max_recv_size);
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BUF *HttpRequestEx2(URL_DATA *data, INTERNET_SETTING *setting,
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UINT timeout_connect, UINT timeout_comm,
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UINT *error_code, bool check_ssl_trust, char *post_data,
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WPC_RECV_CALLBACK *recv_callback, void *recv_callback_param, void *sha1_cert_hash,
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bool *cancel, UINT max_recv_size, char *header_name, char *header_value);
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SOCK *WpcSockConnect(WPC_CONNECT *param, UINT *error_code, UINT timeout);
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SOCK *WpcSockConnectEx(WPC_CONNECT *param, UINT *error_code, UINT timeout, bool *cancel);
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SOCK *WpcSockConnect2(char *hostname, UINT port, INTERNET_SETTING *t, UINT *error_code, UINT timeout);
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INTERNET_SETTING *GetNullInternetSetting();
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void WpcAddDataEntry(BUF *b, char *name, void *data, UINT size);
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void WpcAddDataEntryBin(BUF *b, char *name, void *data, UINT size);
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void WpcFillEntryName(char *dst, char *name);
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LIST *WpcParseDataEntry(BUF *b);
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void WpcFreeDataEntryList(LIST *o);
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WPC_ENTRY *WpcFindDataEntry(LIST *o, char *name);
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BUF *WpcDataEntryToBuf(WPC_ENTRY *e);
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BUF *WpcGeneratePacket(PACK *pack, X *cert, K *key);
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bool WpcParsePacket(WPC_PACKET *packet, BUF *buf);
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void WpcFreePacket(WPC_PACKET *packet);
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PACK *WpcCall(char *url, INTERNET_SETTING *setting, UINT timeout_connect, UINT timeout_comm,
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char *function_name, PACK *pack, X *cert, K *key, void *sha1_cert_hash);
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PACK *WpcCallEx(char *url, INTERNET_SETTING *setting, UINT timeout_connect, UINT timeout_comm,
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char *function_name, PACK *pack, X *cert, K *key, void *sha1_cert_hash, bool *cancel, UINT max_recv_size);
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bool IsProxyPrivateIp(INTERNET_SETTING *s);
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#endif // WPC_H
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// Developed by SoftEther VPN Project at University of Tsukuba in Japan.
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// Department of Computer Science has dozens of overly-enthusiastic geeks.
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// Join us: http://www.tsukuba.ac.jp/english/admission/
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