GNU CommonC++

ssl.h

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00001 // Copyright (C) 2006-2010 David Sugar, Tycho Softworks
00002 //
00003 // This program is free software; you can redistribute it and/or modify
00004 // it under the terms of the GNU General Public License as published by
00005 // the Free Software Foundation; either version 2 of the License, or
00006 // (at your option) any later version.
00007 //
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011 // GNU General Public License for more details.
00012 //
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the Free Software
00015 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00016 //
00017 // As a special exception, you may use this file as part of a free software
00018 // library without restriction.  Specifically, if other files instantiate
00019 // templates or use macros or inline functions from this file, or you compile
00020 // this file and link it with other files to produce an executable, this
00021 // file does not by itself cause the resulting executable to be covered by
00022 // the GNU General Public License.  This exception does not however
00023 // invalidate any other reasons why the executable file might be covered by
00024 // the GNU General Public License.
00025 //
00026 // This exception applies only to the code released under the name GNU
00027 // Common C++.  If you copy code from other releases into a copy of GNU
00028 // Common C++, as the General Public License permits, the exception does
00029 // not apply to the code that you add in this way.  To avoid misleading
00030 // anyone as to the status of such modified files, you must delete
00031 // this exception notice from them.
00032 //
00033 // If you write modifications of your own for GNU Common C++, it is your choice
00034 // whether to permit this exception to apply to your modifications.
00035 // If you do not wish that, delete this exception notice.
00036 //
00037 
00043 #ifndef CCXX_SSL_H_
00044 #define CCXX_SSL_H_
00045 
00046 #ifndef CCXX_CONFIG_H_
00047 #include <cc++/config.h>
00048 #endif
00049 
00050 #ifndef CCXX_THREAD_H_
00051 #include <cc++/thread.h>
00052 #endif
00053 
00054 #ifndef CCXX_SOCKET_H_
00055 #include <cc++/socket.h>
00056 #endif
00057 
00058 #ifdef  CCXX_GNUTLS
00059 #include <gnutls/gnutls.h>
00060 typedef struct {
00061     gnutls_session  session;
00062     gnutls_certificate_credentials xcred;
00063     int result;
00064 }       SSL;
00065 #else
00066 #include <openssl/ssl.h>
00067 #endif
00068 
00069 #ifdef  CCXX_NAMESPACES
00070 namespace ost {
00071 #endif
00072 
00073 class SSLStream : public TCPStream
00074 {
00075 protected:
00076     SSL *ssl;
00077 
00078 public:
00079     SSLStream(Family family = IPV4, bool throwflag = true, timeout_t to = 0);
00080     void disconnect(void);
00081 
00082     SSLStream(const IPV4Host &host, tpport_t port, unsigned mss = 536, bool throwflag = true, timeout_t to = 0);
00083 #ifdef  CCXX_IPV6
00084     SSLStream(const IPV6Host &host, tpport_t port, unsigned mss = 536, bool throwflag = true, timeout_t to = 0);
00085 #endif
00086     SSLStream(const char *name, Family family = IPV4, unsigned mss = 536, bool throwflag = false, timeout_t to = 0);
00087 
00088     SSLStream(const SSLStream &ssl);
00089 
00090     inline bool isSSL(void)
00091         {return (bool)(ssl != NULL);};
00092 
00093     bool getSession(void);
00094     void endStream(void);
00095     virtual ~SSLStream();
00096 
00097     ssize_t readLine(char *str, size_t max, timeout_t to = 0);
00098     ssize_t readData(void *buf, size_t len, char separator = 0, timeout_t to = 0);
00099     ssize_t writeData(void *buf, size_t len, timeout_t to = 0);
00100 };
00101 
00102 #ifdef  CCXX_NAMESPACES
00103 }
00104 #endif
00105 
00106 #endif
00107