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-rw-r--r--src/Net/ClientConnection.cpp82
-rw-r--r--src/Net/ClientConnection.h57
-rw-r--r--src/Net/Connection.h20
-rw-r--r--src/Net/ConnectionException.h42
-rw-r--r--src/Net/Exception.h (renamed from src/Net/Connection.cpp)20
-rw-r--r--src/Net/IPAddress.h54
-rw-r--r--src/Net/InvalidAddressException.h41
-rw-r--r--src/Net/Makefile.am5
-rw-r--r--src/Net/Makefile.in19
9 files changed, 322 insertions, 18 deletions
diff --git a/src/Net/ClientConnection.cpp b/src/Net/ClientConnection.cpp
new file mode 100644
index 0000000..396c70a
--- /dev/null
+++ b/src/Net/ClientConnection.cpp
@@ -0,0 +1,82 @@
+/*
+ * ClientConnection.cpp
+ *
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "ClientConnection.h"
+#include "IPAddress.h"
+#include <cstring>
+#include <errno.h>
+#include <sys/socket.h>
+
+namespace Mad {
+namespace Net {
+
+void ClientConnection::connect(const IPAddress &address) throw(ConnectionException) {
+ const int kx_list[] = {GNUTLS_KX_ANON_DH, 0};
+
+ if(connected)
+ disconnect();
+
+ peer = new IPAddress(address);
+
+ sock = socket(PF_INET, SOCK_STREAM, 0);
+ if(sock < 0)
+ throw ConnectionException("socket()", std::strerror(errno));
+
+ if(::connect(sock, peer->getSockAddr(), peer->getSockAddrLength()) < 0)
+ throw ConnectionException("connect()", std::strerror(errno));
+
+ gnutls_anon_allocate_client_credentials(&anoncred);
+ gnutls_init(&session, GNUTLS_CLIENT);
+
+ gnutls_set_default_priority(session);
+ gnutls_kx_set_priority(session, kx_list);
+
+ gnutls_credentials_set(session, GNUTLS_CRD_ANON, anoncred);
+
+ gnutls_transport_set_ptr(session, reinterpret_cast<gnutls_transport_ptr_t>(sock));
+
+ int ret = gnutls_handshake(session);
+ if(ret < 0)
+ throw ConnectionException("gnutls_handshake()", gnutls_strerror(ret));
+
+ connected = true;
+}
+
+void ClientConnection::disconnect() {
+ gnutls_bye(session, GNUTLS_SHUT_RDWR);
+
+ if(sock >= 0) {
+ shutdown(sock, SHUT_RDWR); /* no more receptions */
+ close(sock);
+ sock = -1;
+ }
+
+ gnutls_deinit(session);
+ gnutls_anon_free_client_credentials(anoncred);
+
+ if(peer) {
+ delete peer;
+ peer = 0;
+ }
+
+ connected = false;
+}
+
+}
+}
diff --git a/src/Net/ClientConnection.h b/src/Net/ClientConnection.h
new file mode 100644
index 0000000..684dbfc
--- /dev/null
+++ b/src/Net/ClientConnection.h
@@ -0,0 +1,57 @@
+/*
+ * ClientConnection.h
+ *
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MAD_NET_CLIENTCONNECTION_H_
+#define MAD_NET_CLIENTCONNECTION_H_
+
+#include "Connection.h"
+#include "ConnectionException.h"
+
+namespace Mad {
+namespace Net {
+
+class IPAddress;
+
+class ClientConnection : public Connection {
+ private:
+ bool connected;
+ IPAddress *peer;
+
+ int sock;
+ gnutls_session_t session;
+ gnutls_anon_client_credentials_t anoncred;
+
+ public:
+ ClientConnection() : connected(false), peer(0), sock(-1), session(0) {}
+ virtual ~ClientConnection() {
+ if(connected)
+ disconnect();
+ }
+
+ void connect(const IPAddress &address) throw(ConnectionException);
+ void disconnect();
+
+ virtual bool isConnected() const {return connected;}
+ virtual const IPAddress* getPeer() const {return peer;}
+};
+
+}
+}
+
+#endif /*MAD_NET_CLIENTCONNECTION_H_*/
diff --git a/src/Net/Connection.h b/src/Net/Connection.h
index a40407c..c8b45c6 100644
--- a/src/Net/Connection.h
+++ b/src/Net/Connection.h
@@ -20,16 +20,30 @@
#ifndef MAD_NET_CONNECTION_H_
#define MAD_NET_CONNECTION_H_
+#include <gnutls/gnutls.h>
+
namespace Mad {
namespace Net {
+class IPAddress;
+
class Connection {
public:
- Connection();
- virtual ~Connection();
+ virtual ~Connection() {}
+
+ virtual bool isConnected() const = 0;
+ virtual const IPAddress* getPeer() const = 0;
+
+ static void init() {
+ gnutls_global_init();
+ }
+
+ static void deinit() {
+ gnutls_global_deinit();
+ }
};
}
}
-#endif /*CONNECTION_H_*/
+#endif /*MAD_NET_CONNECTION_H_*/
diff --git a/src/Net/ConnectionException.h b/src/Net/ConnectionException.h
new file mode 100644
index 0000000..cb9e10e
--- /dev/null
+++ b/src/Net/ConnectionException.h
@@ -0,0 +1,42 @@
+/*
+ * ConnectionException.h
+ *
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MAD_NET_CONNECTIONEXCEPTION_H_
+#define MAD_NET_CONNECTIONEXCEPTION_H_
+
+#include "Exception.h"
+
+namespace Mad {
+namespace Net {
+
+class ConnectionException : public Exception {
+ private:
+ std::string str;
+
+ public:
+ ConnectionException(const std::string &during, const std::string &error)
+ : str(during + ": " + error) {}
+
+ virtual std::string& what() {return str;}
+};
+
+}
+}
+
+#endif /*MAD_NET_CONNECTIONEXCEPTION_H_*/
diff --git a/src/Net/Connection.cpp b/src/Net/Exception.h
index 1c2cc62..10a9167 100644
--- a/src/Net/Connection.cpp
+++ b/src/Net/Exception.h
@@ -1,5 +1,5 @@
/*
- * Connection.cpp
+ * Exception.h
*
* Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
*
@@ -17,18 +17,20 @@
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include "Connection.h"
+#ifndef MAD_NET_EXCEPTION_H_
+#define MAD_NET_EXCEPTION_H_
+
+#include <string>
namespace Mad {
namespace Net {
-Connection::Connection() {
-
-}
-
-Connection::~Connection() {
-
-}
+class Exception {
+ public:
+ virtual std::string& what() = 0;
+};
}
}
+
+#endif /*MAD_NET_EXCEPTION_H_*/
diff --git a/src/Net/IPAddress.h b/src/Net/IPAddress.h
new file mode 100644
index 0000000..e892323
--- /dev/null
+++ b/src/Net/IPAddress.h
@@ -0,0 +1,54 @@
+/*
+ * IPAddress.h
+ *
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MAD_NET_IPADDRESS_H_
+#define MAD_NET_IPADDRESS_H_
+
+#include <string>
+#include <arpa/inet.h>
+#include "InvalidAddressException.h"
+
+namespace Mad {
+namespace Net {
+
+class IPAddress {
+ private:
+ std::string addr;
+ unsigned short p;
+ struct sockaddr_in sa;
+
+ public:
+ IPAddress(const std::string &address, unsigned short port) throw(InvalidAddressException) : addr(address), p(port) {
+ sa.sin_family = AF_INET;
+ sa.sin_port = htons(port);
+ if(!inet_pton(AF_INET, address.c_str(), &sa.sin_addr))
+ throw InvalidAddressException(address);
+ }
+
+ const std::string& getAddress() const {return addr;}
+ unsigned short getPort() const {return p;}
+
+ struct sockaddr* getSockAddr() {return reinterpret_cast<struct sockaddr*>(&sa);}
+ socklen_t getSockAddrLength() const {return sizeof(sa);}
+};
+
+}
+}
+
+#endif /*MAD_NET_IPADDRESS_H_*/
diff --git a/src/Net/InvalidAddressException.h b/src/Net/InvalidAddressException.h
new file mode 100644
index 0000000..a547106
--- /dev/null
+++ b/src/Net/InvalidAddressException.h
@@ -0,0 +1,41 @@
+/*
+ * InvalidAddressException.h
+ *
+ * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+ * See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef MAD_NET_INVALIDADDRESSEXCEPTION_H_
+#define MAD_NET_INVALIDADDRESSEXCEPTION_H_
+
+#include "Exception.h"
+
+namespace Mad {
+namespace Net {
+
+class InvalidAddressException : public Exception {
+ private:
+ std::string str;
+
+ public:
+ InvalidAddressException(const std::string &addr) : str("Invalid address: " + addr) {}
+
+ virtual std::string& what() {return str;}
+};
+
+}
+}
+
+#endif /*MAD_NET_INVALIDADDRESSEXCEPTION_H_*/
diff --git a/src/Net/Makefile.am b/src/Net/Makefile.am
index 18d86ea..0fe1c42 100644
--- a/src/Net/Makefile.am
+++ b/src/Net/Makefile.am
@@ -1,3 +1,6 @@
noinst_LTLIBRARIES = libnet.la
-libnet_la_SOURCES = Connection.cpp
+libnet_la_SOURCES = ClientConnection.cpp
+
+noinst_HEADERS = ClientConnection.h Connection.h Exception.h ConnectionException.h \
+ InvalidAddressException.h IPAddress.h
diff --git a/src/Net/Makefile.in b/src/Net/Makefile.in
index 130539a..3281bc4 100644
--- a/src/Net/Makefile.in
+++ b/src/Net/Makefile.in
@@ -14,6 +14,7 @@
@SET_MAKE@
+
VPATH = @srcdir@
pkgdatadir = $(datadir)/@PACKAGE@
pkglibdir = $(libdir)/@PACKAGE@
@@ -33,7 +34,8 @@ POST_UNINSTALL = :
build_triplet = @build@
host_triplet = @host@
subdir = src/Net
-DIST_COMMON = $(srcdir)/Makefile.am $(srcdir)/Makefile.in
+DIST_COMMON = $(noinst_HEADERS) $(srcdir)/Makefile.am \
+ $(srcdir)/Makefile.in
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
am__aclocal_m4_deps = $(top_srcdir)/configure.ac
am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
@@ -43,7 +45,7 @@ CONFIG_HEADER = $(top_builddir)/src/config.h
CONFIG_CLEAN_FILES =
LTLIBRARIES = $(noinst_LTLIBRARIES)
libnet_la_LIBADD =
-am_libnet_la_OBJECTS = Connection.lo
+am_libnet_la_OBJECTS = ClientConnection.lo
libnet_la_OBJECTS = $(am_libnet_la_OBJECTS)
DEFAULT_INCLUDES = -I.@am__isrc@ -I$(top_builddir)/src
depcomp = $(SHELL) $(top_srcdir)/depcomp
@@ -59,6 +61,7 @@ CXXLINK = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
$(LDFLAGS) -o $@
SOURCES = $(libnet_la_SOURCES)
DIST_SOURCES = $(libnet_la_SOURCES)
+HEADERS = $(noinst_HEADERS)
ETAGS = etags
CTAGS = ctags
DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
@@ -91,6 +94,8 @@ EXEEXT = @EXEEXT@
F77 = @F77@
FFLAGS = @FFLAGS@
GREP = @GREP@
+GnuTLS_CFLAGS = @GnuTLS_CFLAGS@
+GnuTLS_LIBS = @GnuTLS_LIBS@
INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
@@ -114,6 +119,7 @@ PACKAGE_STRING = @PACKAGE_STRING@
PACKAGE_TARNAME = @PACKAGE_TARNAME@
PACKAGE_VERSION = @PACKAGE_VERSION@
PATH_SEPARATOR = @PATH_SEPARATOR@
+PKG_CONFIG = @PKG_CONFIG@
RANLIB = @RANLIB@
SED = @SED@
SET_MAKE = @SET_MAKE@
@@ -172,7 +178,10 @@ target_alias = @target_alias@
top_builddir = @top_builddir@
top_srcdir = @top_srcdir@
noinst_LTLIBRARIES = libnet.la
-libnet_la_SOURCES = Connection.cpp
+libnet_la_SOURCES = ClientConnection.cpp
+noinst_HEADERS = ClientConnection.h Connection.h Exception.h ConnectionException.h \
+ InvalidAddressException.h IPAddress.h
+
all: all-am
.SUFFIXES:
@@ -224,7 +233,7 @@ mostlyclean-compile:
distclean-compile:
-rm -f *.tab.c
-@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/Connection.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/ClientConnection.Plo@am__quote@
.cpp.o:
@am__fastdepCXX_TRUE@ $(CXXCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
@@ -328,7 +337,7 @@ distdir: $(DISTFILES)
done
check-am: all-am
check: check-am
-all-am: Makefile $(LTLIBRARIES)
+all-am: Makefile $(LTLIBRARIES) $(HEADERS)
installdirs:
install: install-am
install-exec: install-exec-am