X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fsocket.cpp;h=e91b684be8187407a6d323ff276f692756041a2e;hb=4b408e693bcb004ccaa6958610e946cfbeff9465;hp=dd6c526e994fdeb9dd5fc12da0ce9c9822608793;hpb=2aab4004e71a2e5c773289e0be5e58aec6a8d339;p=libs%2Fnet.git diff --git a/source/socket.cpp b/source/socket.cpp index dd6c526..e91b684 100644 --- a/source/socket.cpp +++ b/source/socket.cpp @@ -1,12 +1,16 @@ #ifndef WIN32 -#include +#include #include #include #endif #include -#include +#include +#include +#include +#include #include #include "socket.h" +#include "socket_private.h" namespace { @@ -17,7 +21,7 @@ public: WinSockHelper() { WSADATA wsa_data; - int err=WSAStartup(0x0002, &wsa_data); + int err = WSAStartup(0x0002, &wsa_data); if(err) std::cerr<<"Failed to initialize WinSock: "<handle = p.handle; + sockaddr_storage sa; - socklen_t size=sizeof(sockaddr_storage); - getsockname(handle, reinterpret_cast(&sa), &size); - local_addr=SockAddr::create(sa); + socklen_t size = sizeof(sockaddr_storage); + getsockname(priv->handle, reinterpret_cast(&sa), &size); + local_addr = SockAddr::create(sa); #ifdef WIN32 - event=CreateEvent(0, false, false, 0); + *priv->event = CreateEvent(0, false, false, 0); +#else + *priv->event = priv->handle; #endif } Socket::Socket(Family af, int type, int proto): + priv(new Private), connected(false), local_addr(0), peer_addr(0) { - handle=socket(af, type, proto); + priv->handle = socket(af, type, proto); #ifdef WIN32 - event=CreateEvent(0, false, false, 0); + *priv->event = CreateEvent(0, false, false, 0); +#else + *priv->event = priv->handle; #endif } Socket::~Socket() { - close(); + signal_flush_required.emit(); +#ifdef WIN32 + closesocket(priv->handle); + CloseHandle(*priv->event); +#else + ::close(priv->handle); +#endif + + delete local_addr; + delete peer_addr; + delete priv; } void Socket::set_block(bool b) { - mode=(mode&~IO::M_NONBLOCK); + mode = (mode&~IO::M_NONBLOCK); if(b) - mode=(mode|IO::M_NONBLOCK); + mode = (mode|IO::M_NONBLOCK); #ifdef WIN32 - u_long flag=!b; - ioctlsocket(handle, FIONBIO, &flag); + u_long flag = !b; + ioctlsocket(priv->handle, FIONBIO, &flag); #else - int flags=fcntl(handle, F_GETFL); - fcntl(handle, F_SETFL, (flags&O_NONBLOCK)|(b?0:O_NONBLOCK)); + int flags = fcntl(priv->handle, F_GETFL); + fcntl(priv->handle, F_SETFL, (flags&O_NONBLOCK)|(b?0:O_NONBLOCK)); #endif } -IO::Handle Socket::get_event_handle() +const IO::Handle &Socket::get_event_handle() { -#ifdef WIN32 - return event; -#else - return handle; -#endif + return priv->event; } void Socket::bind(const SockAddr &addr) { - check_state(false); - sockaddr_storage sa; - unsigned size=addr.fill_sockaddr(sa); + unsigned size = addr.fill_sockaddr(sa); - int err=::bind(handle, reinterpret_cast(&sa), size); + int err = ::bind(priv->handle, reinterpret_cast(&sa), size); if(err==-1) - throw SystemError("Unable to bind", errno); - - delete local_addr; - local_addr=addr.copy(); -} - -/** -Closes the socket. Most operations on the socket will throw an exception after -this. -*/ -void Socket::close() -{ - if(handle==MSP_NET_INVALID_SOCKET_HANDLE) - return; - - set_events(IO::P_NONE); - - signal_flush_required.emit(); -#ifdef WIN32 - closesocket(handle); - CloseHandle(event); -#else - ::close(handle); -#endif - handle=MSP_NET_INVALID_SOCKET_HANDLE; - connected=false; - signal_closed.emit(); + throw system_error("bind"); delete local_addr; - local_addr=0; - delete peer_addr; - peer_addr=0; + local_addr = addr.copy(); } void Socket::set_timeout(const Time::TimeDelta &timeout) { #ifndef WIN32 - timeval tv; - timeout.fill_timeval(tv); + timeval tv = Time::rawtime_to_timeval(timeout.raw()); set_option(SOL_SOCKET, SO_RCVTIMEO, &tv, sizeof(timeval)); set_option(SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof(timeval)); #else @@ -154,57 +140,50 @@ void Socket::set_timeout(const Time::TimeDelta &timeout) const SockAddr &Socket::get_local_address() const { if(local_addr==0) - throw InvalidState("Local address not set"); + throw bad_socket_state("not bound"); return *local_addr; } const SockAddr &Socket::get_peer_address() const { if(peer_addr==0) - throw InvalidState("Peer address not set"); + throw bad_socket_state("not connected"); return *peer_addr; } -void Socket::check_state(bool conn) const -{ - if(handle==MSP_NET_INVALID_SOCKET_HANDLE) - throw Exception("Socket is closed"); - if(conn && !connected) - throw Exception("Socket is not connected"); -} - int Socket::set_option(int level, int optname, const void *optval, socklen_t optlen) { #ifdef WIN32 - return setsockopt(handle, level, optname, reinterpret_cast(optval), optlen); + return setsockopt(priv->handle, level, optname, reinterpret_cast(optval), optlen); #else - return setsockopt(handle, level, optname, optval, optlen); + return setsockopt(priv->handle, level, optname, optval, optlen); #endif } int Socket::get_option(int level, int optname, void *optval, socklen_t *optlen) const { #ifdef WIN32 - return getsockopt(handle, level, optname, reinterpret_cast(optval), optlen); + return getsockopt(priv->handle, level, optname, reinterpret_cast(optval), optlen); #else - return getsockopt(handle, level, optname, optval, optlen); + return getsockopt(priv->handle, level, optname, optval, optlen); #endif } unsigned Socket::do_write(const char *buf, unsigned size) { - check_state(true); + if(!connected) + throw bad_socket_state("not connected"); if(size==0) return 0; - int ret=::send(handle, buf, size, 0); + int ret = ::send(priv->handle, buf, size, 0); if(ret<0) { if(errno==EAGAIN) return 0; else - throw SystemError("Writing to socket failed", errno); + throw system_error("send"); } return ret; @@ -212,22 +191,24 @@ unsigned Socket::do_write(const char *buf, unsigned size) unsigned Socket::do_read(char *buf, unsigned size) { - check_state(true); + if(!connected) + throw bad_socket_state("not connected"); + if(size==0) return 0; - int ret=::recv(handle, buf, size, 0); + int ret = ::recv(priv->handle, buf, size, 0); if(ret<0) { if(errno==EAGAIN) return 0; else - throw SystemError("Reading from socket failed", errno); + throw system_error("recv"); } else if(ret==0 && !eof_flag) { - eof_flag=true; + eof_flag = true; signal_end_of_file.emit(); set_events(IO::P_NONE); }