From: tho Date: Mon, 1 Aug 2011 13:47:49 +0000 (+0000) Subject: added more or less meaningful descriptions when throwing SystemExceptions X-Git-Url: http://g0dil.de/git?a=commitdiff_plain;h=72cc548dfc3fa72d14d4d8c1a178f162165e933a;p=senf.git added more or less meaningful descriptions when throwing SystemExceptions git-svn-id: https://svn.berlios.de/svnroot/repos/senf/trunk@1802 270642c3-0616-0410-b53a-bc976706d245 --- diff --git a/senf/Socket/FileHandle.cc b/senf/Socket/FileHandle.cc index c8c5975..d99449c 100644 --- a/senf/Socket/FileHandle.cc +++ b/senf/Socket/FileHandle.cc @@ -76,7 +76,7 @@ prefix_ void senf::FileBody::destroyClose() prefix_ void senf::FileBody::v_close() { if (::close(fd_) != 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not ::close FileBody fd"); } prefix_ void senf::FileBody::v_terminate() @@ -100,17 +100,17 @@ prefix_ bool senf::FileBody::blocking() const { int flags = ::fcntl(fd(),F_GETFL); - if (flags < 0) SENF_THROW_SYSTEM_EXCEPTION(""); + if (flags < 0) SENF_THROW_SYSTEM_EXCEPTION("::fcntl(F_GETFL)"); return ! (flags & O_NONBLOCK); } prefix_ void senf::FileBody::blocking(bool status) { int flags = ::fcntl(fd(),F_GETFL); - if (flags < 0) SENF_THROW_SYSTEM_EXCEPTION(""); + if (flags < 0) SENF_THROW_SYSTEM_EXCEPTION("::fcntl(F_GETFL)"); if (status) flags &= ~O_NONBLOCK; else flags |= O_NONBLOCK; - if (::fcntl(fd(), F_SETFL, flags) < 0) SENF_THROW_SYSTEM_EXCEPTION(""); + if (::fcntl(fd(), F_SETFL, flags) < 0) SENF_THROW_SYSTEM_EXCEPTION("::fcntl(F_SETFL)"); } /* We don't take POLLIN/POLLOUT as argument to avoid having to include @@ -131,7 +131,7 @@ prefix_ bool senf::FileBody::pollCheck(int fd, bool incoming, int timeout, bool case EINTR: break; default: - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not check ::poll"); } } while (rv<0); return rv>0; diff --git a/senf/Socket/Protocols/BSDAddressingPolicy.cc b/senf/Socket/Protocols/BSDAddressingPolicy.cc index 9ef7386..e77b101 100644 --- a/senf/Socket/Protocols/BSDAddressingPolicy.cc +++ b/senf/Socket/Protocols/BSDAddressingPolicy.cc @@ -46,7 +46,7 @@ prefix_ void senf::BSDAddressingPolicyMixinBase::do_local(FileHandle const & han socklen_t * len) { if (::getsockname(handle.fd(),addr,len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get sockname"); } prefix_ void senf::BSDAddressingPolicyMixinBase::do_peer(FileHandle const & handle, @@ -54,7 +54,7 @@ prefix_ void senf::BSDAddressingPolicyMixinBase::do_peer(FileHandle const & hand socklen_t * len) { if (::getpeername(handle.fd(),addr,len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get peername"); } prefix_ void senf::BSDAddressingPolicyMixinBase::do_bind(FileHandle const & handle, @@ -62,7 +62,7 @@ prefix_ void senf::BSDAddressingPolicyMixinBase::do_bind(FileHandle const & hand socklen_t len) { if (::bind(handle.fd(),addr,len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not bind"); } prefix_ void senf::BSDAddressingPolicyMixinBase::do_connect(FileHandle const & handle, @@ -77,7 +77,7 @@ prefix_ void senf::BSDAddressingPolicyMixinBase::do_connect(FileHandle const & h int err = 0; socklen_t len = sizeof(err); if (::getsockopt(handle.fd(),SOL_SOCKET,SO_ERROR,&err,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::getsockopt(SO_ERROR)"); if (err != 0) throw SystemException(err SENF_EXC_DEBUGINFO); return; @@ -85,7 +85,7 @@ prefix_ void senf::BSDAddressingPolicyMixinBase::do_connect(FileHandle const & h case EINTR: break; default: - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not ::connect"); } else return; diff --git a/senf/Socket/Protocols/BSDSocketProtocol.cc b/senf/Socket/Protocols/BSDSocketProtocol.cc index 0947cbb..f075af7 100644 --- a/senf/Socket/Protocols/BSDSocketProtocol.cc +++ b/senf/Socket/Protocols/BSDSocketProtocol.cc @@ -47,7 +47,7 @@ prefix_ std::pair senf::BSDSocketProtocol::linger() socklen_t len = sizeof(ling); ::memset(&ling, 0, sizeof(ling)); if (::getsockopt(fd(),SOL_SOCKET,SO_LINGER,&ling,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get socketopt SO_LINGER"); return std::make_pair(ling.l_onoff, ling.l_linger); } @@ -58,7 +58,7 @@ prefix_ void senf::BSDSocketProtocol::linger(bool enable, unsigned timeout) ling.l_onoff = enable; ling.l_linger = timeout; if (::setsockopt(fd(),SOL_SOCKET,SO_LINGER,&ling,sizeof(ling)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not set socketopt SO_LINGER"); } prefix_ boost::uint8_t senf::BSDSocketProtocol::priority() @@ -67,7 +67,7 @@ prefix_ boost::uint8_t senf::BSDSocketProtocol::priority() int value; socklen_t len (sizeof(value)); if (::getsockopt(fd(),SOL_SOCKET,SO_PRIORITY,&value,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get socketopt SO_PRIORITY"); return value; } @@ -76,7 +76,7 @@ prefix_ void senf::BSDSocketProtocol::priority(boost::uint8_t value) { int ivalue (value); if (::setsockopt(fd(),SOL_SOCKET,SO_PRIORITY,&ivalue,sizeof(ivalue)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not set socketopt SO_PRIORITY"); } prefix_ int senf::BSDSocketProtocol::error() @@ -85,7 +85,7 @@ prefix_ int senf::BSDSocketProtocol::error() int err; socklen_t len (sizeof(err)); if (::getsockopt(fd(),SOL_SOCKET,SO_ERROR,&err,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get socketopt SO_ERROR"); return err; } @@ -95,7 +95,7 @@ prefix_ unsigned senf::BSDSocketProtocol::rcvbuf() unsigned size; socklen_t len (sizeof(size)); if (::getsockopt(fd(),SOL_SOCKET,SO_RCVBUF,&size,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get socketopt SO_RCVBUF"); // Linux doubles the bufer size on setting the RCVBUF to cater for internal // headers. We fix this up here .. (see lkml FAQ) return size/2; @@ -105,7 +105,7 @@ prefix_ void senf::BSDSocketProtocol::rcvbuf(unsigned size) const { if (::setsockopt(fd(),SOL_SOCKET,SO_RCVBUF,&size,sizeof(size)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not set socketopt SO_RCVBUF"); } prefix_ unsigned senf::BSDSocketProtocol::sndbuf() @@ -114,7 +114,7 @@ prefix_ unsigned senf::BSDSocketProtocol::sndbuf() unsigned size; socklen_t len (sizeof(size)); if (::getsockopt(fd(),SOL_SOCKET,SO_SNDBUF,&size,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get socketopt SO_SNDBUF"); // Linux doubles the bufer size on setting the SNDBUF to cater for internal // headers. We fix this up here .. (see lkml FAQ) return size/2; @@ -124,7 +124,7 @@ prefix_ void senf::BSDSocketProtocol::sndbuf(unsigned size) const { if (::setsockopt(fd(),SOL_SOCKET,SO_SNDBUF,&size,sizeof(size)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not set socketopt SO_SNDBUF"); } //-///////////////////////////////////////////////////////////////////////////////////////////////// @@ -135,7 +135,7 @@ prefix_ bool senf::AddressableBSDSocketProtocol::reuseaddr() int value; socklen_t len (sizeof(value)); if (::getsockopt(fd(),SOL_SOCKET,SO_REUSEADDR,&value,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get socketopt SO_REUSEADDR"); return value; } @@ -144,7 +144,7 @@ prefix_ void senf::AddressableBSDSocketProtocol::reuseaddr(bool value) { int ivalue (value); if (::setsockopt(fd(),SOL_SOCKET,SO_REUSEADDR,&ivalue,sizeof(ivalue)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not set socketopt SO_REUSEADDR"); } //-///////////////////////////////////////////////////////////////////////////////////////////////// diff --git a/senf/Socket/Protocols/DVB/DVBDemuxSocketProtocol.cc b/senf/Socket/Protocols/DVB/DVBDemuxSocketProtocol.cc index 43d348d..0c36459 100644 --- a/senf/Socket/Protocols/DVB/DVBDemuxSocketProtocol.cc +++ b/senf/Socket/Protocols/DVB/DVBDemuxSocketProtocol.cc @@ -47,9 +47,9 @@ prefix_ void senf::DVBDemuxSocketProtocol::setBufferSize(unsigned long size) const { if (::ioctl(fd(), DMX_SET_BUFFER_SIZE, size) < 0) - SENF_THROW_SYSTEM_EXCEPTION("") - << "Could not set the size of the buffer on DVB adapter. requested size: " - << size << "."; + SENF_THROW_SYSTEM_EXCEPTION( + "Could not set the size of the buffer on DVB adapter. requested size: ") + << size << "."; } prefix_ void senf::DVBDemuxSocketProtocol::startFiltering() diff --git a/senf/Socket/Protocols/DVB/DVBFrontendHandle.cc b/senf/Socket/Protocols/DVB/DVBFrontendHandle.cc index 7ba476b..d53ef98 100644 --- a/senf/Socket/Protocols/DVB/DVBFrontendHandle.cc +++ b/senf/Socket/Protocols/DVB/DVBFrontendHandle.cc @@ -53,7 +53,7 @@ prefix_ void senf::DVBFrontendSocketProtocol::init_client(unsigned short adapter string devFrontend = str( boost::format("/dev/dvb/adapter%d/frontend%d") % adapter % device); int f = open(devFrontend.c_str(), flags); if (f < 0) - SENF_THROW_SYSTEM_EXCEPTION("")<< "Could not open frontend device of DVB adapter " << devFrontend << "."; + SENF_THROW_SYSTEM_EXCEPTION("Could not open frontend device of DVB adapter ") << devFrontend << "."; fd(f); } @@ -74,7 +74,7 @@ prefix_ void senf::DVBFrontendSocketProtocol::tune(const struct dvb_frontend_par { // tuning if (::ioctl(fd(), FE_SET_FRONTEND, &frontend) ) - SENF_THROW_SYSTEM_EXCEPTION("") << "ioctl FE_SET_FRONTEND failed. Socket should initialized with r/w permissions.";; + SENF_THROW_SYSTEM_EXCEPTION("ioctl FE_SET_FRONTEND failed. Socket should initialized with r/w permissions."); } prefix_ void senf::DVBFrontendSocketProtocol::tuneDVB_T(unsigned int frequency, @@ -173,7 +173,7 @@ prefix_ dvb_frontend_info senf::DVBFrontendSocketProtocol::getInfo() ::memset(&info, 0, sizeof(struct dvb_frontend_info)); if (::ioctl(fd(), FE_GET_INFO, &info)) { - SENF_THROW_SYSTEM_EXCEPTION("") << "Could not read on fildescriptor."; + SENF_THROW_SYSTEM_EXCEPTION("Could not read on fildescriptor."); } return info; } diff --git a/senf/Socket/Protocols/DatagramSocketProtocol.cc b/senf/Socket/Protocols/DatagramSocketProtocol.cc index 01096e3..39e4430 100644 --- a/senf/Socket/Protocols/DatagramSocketProtocol.cc +++ b/senf/Socket/Protocols/DatagramSocketProtocol.cc @@ -45,7 +45,7 @@ prefix_ senf::ClockService::clock_type senf::DatagramSocketProtocol::timestamp() { struct timeval tv; if (::ioctl(fd(), SIOCGSTAMP, &tv) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get timestamp in DatagramSocketProtocol"); return ClockService::from_timeval(tv); } diff --git a/senf/Socket/Protocols/INet/ConnectedRawINetSocketHandle.cc b/senf/Socket/Protocols/INet/ConnectedRawINetSocketHandle.cc index 46ed9e5..6bce3da 100644 --- a/senf/Socket/Protocols/INet/ConnectedRawINetSocketHandle.cc +++ b/senf/Socket/Protocols/INet/ConnectedRawINetSocketHandle.cc @@ -53,7 +53,7 @@ senf::ConnectedRawV4SocketProtocol::init_client(int const & protocol) { int sock = ::socket(PF_INET, SOCK_RAW, protocol); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open ConnectedRawV4Socket"); fd(sock); } @@ -79,7 +79,7 @@ prefix_ void senf::ConnectedRawV6SocketProtocol::init_client(int const & protoco { int sock = ::socket(PF_INET6,SOCK_RAW,protocol); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open ConnectedRawV6Socket"); fd(sock); } diff --git a/senf/Socket/Protocols/INet/MulticastSocketProtocol.cc b/senf/Socket/Protocols/INet/MulticastSocketProtocol.cc index cc5ffc9..b5bc181 100644 --- a/senf/Socket/Protocols/INet/MulticastSocketProtocol.cc +++ b/senf/Socket/Protocols/INet/MulticastSocketProtocol.cc @@ -68,7 +68,7 @@ prefix_ bool senf::MulticastSocketProtocol::mcLoop() int value (0); socklen_t len (sizeof(value)); if (::getsockopt(fd(),SOL_IP,IP_MULTICAST_LOOP,&value,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::getsockopt(IP_MULTICAST_LOOP)"); return value; } @@ -77,7 +77,7 @@ prefix_ void senf::MulticastSocketProtocol::mcLoop(bool value) { int ivalue (value); if (::setsockopt(fd(),SOL_IP,IP_MULTICAST_LOOP,&ivalue,sizeof(ivalue)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::getsockopt(IP_MULTICAST_LOOP)"); } prefix_ void senf::MulticastSocketProtocol::mcIface(std::string const & iface) @@ -91,7 +91,7 @@ prefix_ void senf::MulticastSocketProtocol::mcIface(std::string const & iface) throw SystemException(EINVAL SENF_EXC_DEBUGINFO); } if (::setsockopt(fd(),SOL_IP,IP_MULTICAST_IF,&mreqn,sizeof(mreqn)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::getsockopt(IP_MULTICAST_IF)"); } prefix_ unsigned senf::MulticastSocketProtocol::mcTTL() @@ -100,7 +100,7 @@ prefix_ unsigned senf::MulticastSocketProtocol::mcTTL() int value (0); socklen_t len (sizeof(value)); if (::getsockopt(fd(),SOL_IP,IP_MULTICAST_TTL,&value,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::getsockopt(IP_MULTICAST_TTL)"); return value; } @@ -108,7 +108,7 @@ prefix_ void senf::MulticastSocketProtocol::mcTTL(unsigned value) const { if (::setsockopt(fd(),SOL_IP,IP_MULTICAST_TTL,&value,sizeof(value)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::getsockopt(IP_MULTICAST_TTL"); } //-///////////////////////////////////////////////////////////////////////////////////////////////// @@ -159,7 +159,7 @@ prefix_ void senf::INet4MulticastSocketProtocol::mcDropMembership(INet4Address c mreqn.imr_address.s_addr = htons(INADDR_ANY); mreqn.imr_ifindex = 0; if (::setsockopt(fd(),SOL_IP,IP_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::setsockopt(IP_DROP_MEMBERSHIP"); } prefix_ void senf::INet4MulticastSocketProtocol::mcDropMembership(INet4Address const & mcAddr, @@ -171,7 +171,7 @@ prefix_ void senf::INet4MulticastSocketProtocol::mcDropMembership(INet4Address c mreqn.imr_address.s_addr = localAddr.inaddr(); mreqn.imr_ifindex = 0; if (::setsockopt(fd(),SOL_IP,IP_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::setsockopt(IP_DROP_MEMBERSHIP"); } prefix_ void senf::INet4MulticastSocketProtocol::mcDropMembership(INet4Address const & mcAddr, @@ -185,7 +185,7 @@ prefix_ void senf::INet4MulticastSocketProtocol::mcDropMembership(INet4Address c if (mreqn.imr_ifindex == 0) throw SystemException("::if_nametoindex()",ENOENT SENF_EXC_DEBUGINFO); if (::setsockopt(fd(),SOL_IP,IP_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::setsockopt(IP_DROP_MEMBERSHIP"); } namespace { @@ -279,14 +279,14 @@ prefix_ void senf::INet6MulticastSocketProtocol::mcDropMembership(INet6Address c mreqn.imr_address.s_addr = htons(INADDR_ANY); mreqn.imr_ifindex = 0; if (::setsockopt(fd(),SOL_IP,IP_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::setsockopt(IP_DROP_MEMBERSHIP"); } else { struct ipv6_mreq mreqn; std::copy(mcAddr.begin(), mcAddr.end(), mreqn.ipv6mr_multiaddr.s6_addr); mreqn.ipv6mr_interface = 0; if (::setsockopt(fd(),SOL_IPV6,IPV6_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::setsockopt(IPV6_DROP_MEMBERSHIP"); } } @@ -303,7 +303,7 @@ senf::INet6MulticastSocketProtocol::mcDropMembership(INet6Address const & mcAddr if (mreqn.imr_ifindex == 0) throw SystemException("::if_nametoindex()",ENOENT SENF_EXC_DEBUGINFO); if (::setsockopt(fd(),SOL_IP,IP_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::setsockopt(IP_DROP_MEMBERSHIP"); } else { struct ipv6_mreq mreqn; @@ -312,7 +312,7 @@ senf::INet6MulticastSocketProtocol::mcDropMembership(INet6Address const & mcAddr if (mreqn.ipv6mr_interface == 0) throw SystemException("::if_nametoindex()",ENOENT SENF_EXC_DEBUGINFO); if (::setsockopt(fd(),SOL_IPV6,IPV6_DROP_MEMBERSHIP,&mreqn,sizeof(mreqn)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::setsockopt(IPV6_DROP_MEMBERSHIP"); } } diff --git a/senf/Socket/Protocols/INet/RawINetSocketHandle.cc b/senf/Socket/Protocols/INet/RawINetSocketHandle.cc index a2f2ac7..13aa54d 100644 --- a/senf/Socket/Protocols/INet/RawINetSocketHandle.cc +++ b/senf/Socket/Protocols/INet/RawINetSocketHandle.cc @@ -53,7 +53,7 @@ senf::RawV4SocketProtocol::init_client(int const & protocol) { int sock = ::socket(PF_INET, SOCK_RAW, protocol); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open RawV4Socket"); fd(sock); } @@ -79,7 +79,7 @@ prefix_ void senf::RawV6SocketProtocol::init_client(int const & protocol) { int sock = ::socket(PF_INET6,SOCK_RAW,protocol); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open RawV6Socket"); fd(sock); } diff --git a/senf/Socket/Protocols/INet/RawINetSocketProtocol.cc b/senf/Socket/Protocols/INet/RawINetSocketProtocol.cc index c0fa475..81d673c 100644 --- a/senf/Socket/Protocols/INet/RawINetSocketProtocol.cc +++ b/senf/Socket/Protocols/INet/RawINetSocketProtocol.cc @@ -41,7 +41,7 @@ prefix_ unsigned senf::RawINetSocketProtocol::available() { int n; if (::ioctl(fd(),SIOCINQ,&n) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not call ::ioctl(SIOCINQ) in RawINetSocketProtocol::available()"); return n; } diff --git a/senf/Socket/Protocols/INet/TCPSocketHandle.cc b/senf/Socket/Protocols/INet/TCPSocketHandle.cc index d82071c..6e51ee3 100644 --- a/senf/Socket/Protocols/INet/TCPSocketHandle.cc +++ b/senf/Socket/Protocols/INet/TCPSocketHandle.cc @@ -51,7 +51,7 @@ prefix_ void senf::TCPv4SocketProtocol::init_client() { int sock = ::socket(PF_INET,SOCK_STREAM,0); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open TCPv4Socket"); fd(sock); } @@ -68,7 +68,7 @@ prefix_ void senf::TCPv4SocketProtocol::init_server() { int sock = ::socket(PF_INET,SOCK_STREAM,0); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open TCPv4Socket"); fd(sock); } @@ -80,7 +80,7 @@ prefix_ void senf::TCPv4SocketProtocol::init_server(INet4SocketAddress const & a reuseaddr(true); serverHandle().bind(address); if (::listen(fd(),backlog) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not listen on TCPv4Socket"); } //-///////////////////////////////////////////////////////////////////////////////////////////////// @@ -91,7 +91,7 @@ prefix_ void senf::TCPv6SocketProtocol::init_client() { int sock = ::socket(PF_INET6,SOCK_STREAM,0); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open TCPv6Socket"); fd(sock); } @@ -108,7 +108,7 @@ prefix_ void senf::TCPv6SocketProtocol::init_server() { int sock = ::socket(PF_INET6,SOCK_STREAM,0); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open TCPv6Socket"); fd(sock); } @@ -120,7 +120,7 @@ prefix_ void senf::TCPv6SocketProtocol::init_server(INet6SocketAddress const & a serverHandle().bind(address); reuseaddr(true); if (::listen(fd(),backlog) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not listen on TCPv6Socket"); } //-///////////////////////////////////////////////////////////////////////////////////////////////// diff --git a/senf/Socket/Protocols/INet/TCPSocketProtocol.cc b/senf/Socket/Protocols/INet/TCPSocketProtocol.cc index 5032f71..6a38b9c 100644 --- a/senf/Socket/Protocols/INet/TCPSocketProtocol.cc +++ b/senf/Socket/Protocols/INet/TCPSocketProtocol.cc @@ -49,7 +49,7 @@ prefix_ bool senf::TCPSocketProtocol::nodelay() int value; socklen_t len (sizeof(value)); if (::getsockopt(fd(),SOL_TCP,TCP_NODELAY,&value,&len) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not get sockopt TCP_NODELAY"); return value; } @@ -58,7 +58,7 @@ prefix_ void senf::TCPSocketProtocol::nodelay(bool value) { int ivalue (value); if (::setsockopt(fd(),SOL_TCP,TCP_NODELAY,&ivalue,sizeof(ivalue)) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not set sockopt TCP_NODELAY"); } prefix_ unsigned senf::TCPSocketProtocol::siocinq() @@ -66,7 +66,7 @@ prefix_ unsigned senf::TCPSocketProtocol::siocinq() { int n; if (::ioctl(fd(),SIOCINQ,&n) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::ioctl(SIOCINQ)"); return n; } @@ -75,7 +75,7 @@ prefix_ unsigned senf::TCPSocketProtocol::siocoutq() { int n; if (::ioctl(fd(),SIOCOUTQ,&n) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::ioctl(SIOCOUTQ)"); return n; } diff --git a/senf/Socket/Protocols/INet/UDPSocketHandle.cc b/senf/Socket/Protocols/INet/UDPSocketHandle.cc index a07b6be..1cf6a63 100644 --- a/senf/Socket/Protocols/INet/UDPSocketHandle.cc +++ b/senf/Socket/Protocols/INet/UDPSocketHandle.cc @@ -51,7 +51,7 @@ prefix_ void senf::UDPv4SocketProtocol::init_client() { int sock = ::socket(PF_INET,SOCK_DGRAM,0); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open UDPv4Socket"); fd(sock); } @@ -72,7 +72,7 @@ prefix_ void senf::UDPv6SocketProtocol::init_client() { int sock = ::socket(PF_INET6,SOCK_DGRAM,0); if (sock < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not open UDPv6Socket"); fd(sock); } diff --git a/senf/Socket/Protocols/INet/UDPSocketProtocol.cc b/senf/Socket/Protocols/INet/UDPSocketProtocol.cc index d5f4623..eb4458b 100644 --- a/senf/Socket/Protocols/INet/UDPSocketProtocol.cc +++ b/senf/Socket/Protocols/INet/UDPSocketProtocol.cc @@ -45,7 +45,7 @@ prefix_ unsigned senf::UDPSocketProtocol::available() { int n; if (::ioctl(fd(),SIOCINQ,&n) < 0) - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("could not call ::ioctl(SIOCINQ) in UDPSocketProtocol::available()"); return n; } diff --git a/senf/Socket/Protocols/Raw/MmapedPacketSocketHandle.cc b/senf/Socket/Protocols/Raw/MmapedPacketSocketHandle.cc new file mode 100644 index 0000000..63f3459 --- /dev/null +++ b/senf/Socket/Protocols/Raw/MmapedPacketSocketHandle.cc @@ -0,0 +1,105 @@ +// $Id$ +// +// Copyright (C) 2011 +// Fraunhofer Institute for Open Communication Systems (FOKUS) +// +// The contents of this file are subject to the Fraunhofer FOKUS Public License +// Version 1.0 (the "License"); you may not use this file except in compliance +// with the License. You may obtain a copy of the License at +// http://senf.berlios.de/license.html +// +// The Fraunhofer FOKUS Public License Version 1.0 is based on, +// but modifies the Mozilla Public License Version 1.1. +// See the full license text for the amendments. +// +// Software distributed under the License is distributed on an "AS IS" basis, +// WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License +// for the specific language governing rights and limitations under the License. +// +// The Original Code is Fraunhofer FOKUS code. +// +// The Initial Developer of the Original Code is Fraunhofer-Gesellschaft e.V. +// (registered association), Hansastraße 27 c, 80686 Munich, Germany. +// All Rights Reserved. +// +// Contributor(s): +// Thorsten Horstmann + +/** \file + \brief MmapedPacketSocketProtocol and MmapedPacketSocketHandle non-inline non-template implementation + */ + +#include "MmapedPacketSocketHandle.hh" +//#include "MmapedPacketSocketHandle.ih" + +// Custom includes +#include +#include +#include +#include +#include +#include +#include +#include + +//#include "MmapedPacketSocketHandle.mpp" +#define prefix_ +//-///////////////////////////////////////////////////////////////////////////////////////////////// + +prefix_ void senf::MmapedPacketSocketProtocol::init_client(SocketType type, int protocol) +{ + /* Setup req */ + req_.tp_block_size = 4096; + req_.tp_frame_size = 2048; + req_.tp_block_nr = 32; + req_.tp_frame_nr = 2*32; + /* Setup socket */ + int socktype = (type == RawSocket ? SOCK_RAW : SOCK_DGRAM); + if (protocol == -1) + protocol = ETH_P_ALL; + int sock = ::socket(PF_PACKET, socktype, htons(protocol)); + if (sock < 0) + SENF_THROW_SYSTEM_EXCEPTION("::socket(...) failed."); + if ( (setsockopt(sock, SOL_PACKET, PACKET_RX_RING, reinterpret_cast(&req_), sizeof(req_))) != 0 ) + SENF_THROW_SYSTEM_EXCEPTION("setsockopt(PACKET_RX_RING) failed."); + /* Setup mmap */ + map_ = static_cast( + mmap( NULL, req_.tp_block_size * req_.tp_block_nr, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_SHARED, sock, 0)); + if ( map_ == MAP_FAILED ) + SENF_THROW_SYSTEM_EXCEPTION("mmap failed."); + /* Setup our ringbuffer */ + ring_.resize( req_.tp_frame_nr); + for (unsigned i=0; i + +/** \file + \brief MmapedPacketSocketProtocol and MmapedPacketSocketHandle public header + */ + +#ifndef HH_SENF_Socket_Protocols_Raw_MmapedPacketSocketHandle_ +#define HH_SENF_Socket_Protocols_Raw_MmapedPacketSocketHandle_ 1 + +// Custom includes +#include +#include +#include +#include +#include +#include +#include "LLAddressing.hh" + +//-///////////////////////////////////////////////////////////////////////////////////////////////// + +namespace senf { + + /// \addtogroup concrete_protocol_group + //\{ + + typedef MakeSocketPolicy< + LLAddressingPolicy, + DatagramFramingPolicy, + UnconnectedCommunicationPolicy, + NotReadablePolicy, + NotWriteablePolicy + >::policy MmapedPacket_Policy; ///< Policy of MmapedPacketSocketProtocol + + + /** \brief + */ + class MmapedPacketSocketProtocol + : public ConcreteSocketProtocol + { + public: + enum SocketType { RawSocket, DatagramSocket }; + ///< Socket types + + ///\name Constructors + //\{ + void init_client(SocketType type = RawSocket, int protocol = -1); + //\} + + ///\name Protocol Interface + //\{ + + //\} + + ///\name Abstract Interface Implementation + //\{ + unsigned available() const; + bool eof() const; + //\} + + private: + char * map_; +// struct iovec * ring_; + struct tpacket_req req_; + typedef std::vector iovecRing; + iovecRing ring_; + }; + + + typedef ProtocolClientSocketHandle MmapedPacketSocketHandle; + ///< SocketHandle of the MmapedPacketSocketProtocol + /**< \related MmapedPacketSocketProtocol */ + + //\} +} + +//-///////////////////////////////////////////////////////////////////////////////////////////////// +//#include "MmapedPacketSocketHandle.cci" +//#include "MmapedPacketSocketHandle.ct" +//#include "MmapedPacketSocketHandle.cti" +#endif + + +// Local Variables: +// mode: c++ +// fill-column: 100 +// c-file-style: "senf" +// indent-tabs-mode: nil +// ispell-local-dictionary: "american" +// compile-command: "scons -u test" +// comment-column: 40 +// End: diff --git a/senf/Socket/Protocols/Raw/MmapedPacketSocketHandle.test.cc b/senf/Socket/Protocols/Raw/MmapedPacketSocketHandle.test.cc new file mode 100644 index 0000000..df29d21 --- /dev/null +++ b/senf/Socket/Protocols/Raw/MmapedPacketSocketHandle.test.cc @@ -0,0 +1,69 @@ +// $Id$ +// +// Copyright (C) 2011 +// Fraunhofer Institute for Open Communication Systems (FOKUS) +// +// The contents of this file are subject to the Fraunhofer FOKUS Public License +// Version 1.0 (the "License"); you may not use this file except in compliance +// with the License. You may obtain a copy of the License at +// http://senf.berlios.de/license.html +// +// The Fraunhofer FOKUS Public License Version 1.0 is based on, +// but modifies the Mozilla Public License Version 1.1. +// See the full license text for the amendments. +// +// Software distributed under the License is distributed on an "AS IS" basis, +// WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License +// for the specific language governing rights and limitations under the License. +// +// The Original Code is Fraunhofer FOKUS code. +// +// The Initial Developer of the Original Code is Fraunhofer-Gesellschaft e.V. +// (registered association), Hansastraße 27 c, 80686 Munich, Germany. +// All Rights Reserved. +// +// Contributor(s): +// Thorsten Horstmann + +/** \file + \brief MmapedPacketSocketHandle unit tests */ + + +// Custom includes +#include "MmapedPacketSocketHandle.hh" + +#include +#include + +#define prefix_ +//-///////////////////////////////////////////////////////////////////////////////////////////////// + +SENF_AUTO_UNIT_TEST(mmapedPacketSocketHandle) +{ + // packet sockets are only allowed for root + if (getuid() != 0) { + BOOST_WARN_MESSAGE(false, "Cannot test senf::MmapedPacketSocketHandle as non-root user"); + BOOST_CHECK( true ); + return; + } + + { + senf::MmapedPacketSocketHandle sock; + + BOOST_CHECK( ! sock.eof() ); + } +} + +//-///////////////////////////////////////////////////////////////////////////////////////////////// +#undef prefix_ + + +// Local Variables: +// mode: c++ +// fill-column: 100 +// c-file-style: "senf" +// indent-tabs-mode: nil +// ispell-local-dictionary: "american" +// compile-command: "scons -u test" +// comment-column: 40 +// End: diff --git a/senf/Socket/ReadWritePolicy.cc b/senf/Socket/ReadWritePolicy.cc index bc10b74..7d177ab 100644 --- a/senf/Socket/ReadWritePolicy.cc +++ b/senf/Socket/ReadWritePolicy.cc @@ -38,7 +38,6 @@ #include #include - //#include "ReadWritePolicy.mpp" #define prefix_ //-///////////////////////////////////////////////////////////////////////////////////////////////// @@ -58,7 +57,7 @@ prefix_ unsigned senf::ReadablePolicy::read(FileHandle & handle, char * buffer, rv = 0; break; default: - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION(":::read"); } } while (rv<0); return rv; @@ -79,7 +78,7 @@ prefix_ unsigned senf::ReadablePolicy::do_readfrom(FileHandle & handle, char * b rv = 0; break; default: - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::recvfrom"); } } while (rv<0); return rv; @@ -108,7 +107,7 @@ prefix_ unsigned senf::WriteablePolicy::do_write(FileHandle & handle, char const rv = 0; break; default: - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::write"); } } while (rv<0); return rv; @@ -132,7 +131,7 @@ prefix_ unsigned senf::WriteablePolicy::do_writeto(FileHandle & handle, rv = 0; break; default: - SENF_THROW_SYSTEM_EXCEPTION(""); + SENF_THROW_SYSTEM_EXCEPTION("::sendto"); } } while (rv<0); return rv; diff --git a/senf/Utils/Daemon/Daemon.cc b/senf/Utils/Daemon/Daemon.cc index e2969a9..e2f0fec 100644 --- a/senf/Utils/Daemon/Daemon.cc +++ b/senf/Utils/Daemon/Daemon.cc @@ -135,8 +135,8 @@ prefix_ void senf::Daemon::openLog() if (! stdoutLog_.empty()) { fd = ::open(stdoutLog_.c_str(), O_WRONLY | O_APPEND | O_CREAT, 0666); if (fd < 0) - SENF_THROW_SYSTEM_EXCEPTION("") - << " Could not open \"" << stdoutLog_ << "\" for redirecting stdout."; + SENF_THROW_SYSTEM_EXCEPTION( + " Could not open \"" + stdoutLog_ + "\" for redirecting stdout."); stdout_ = fd; } if (! stderrLog_.empty()) { @@ -148,8 +148,8 @@ prefix_ void senf::Daemon::openLog() else { fd = ::open(stdoutLog_.c_str(), O_WRONLY | O_APPEND | O_CREAT, 0666); if (fd < 0) - SENF_THROW_SYSTEM_EXCEPTION("") - << " Could not open \"" << stderrLog_ << "\" for redirecting stderr."; + SENF_THROW_SYSTEM_EXCEPTION( + " Could not open \"" + stderrLog_ + "\" for redirecting stderr."); stderr_ = fd; } } @@ -445,17 +445,15 @@ prefix_ bool senf::Daemon::pidfileCreate() { std::ofstream pidf (tempname.c_str()); if (! pidf) - SENF_THROW_SYSTEM_EXCEPTION("") - << " Could not open pidfile \"" << tempname << "\" for output."; + SENF_THROW_SYSTEM_EXCEPTION(" Could not open pidfile \"" + tempname + "\" for output."); pidf << ::getpid() << std::endl; if (! pidf) - SENF_THROW_SYSTEM_EXCEPTION("") - << " Could not write to pidfile \"" << tempname << "\"."; + SENF_THROW_SYSTEM_EXCEPTION(" Could not write to pidfile \"" + tempname + "\"."); } if (::link(tempname.c_str(), pidfile_.c_str()) < 0) { if (errno != EEXIST) - SENF_THROW_SYSTEM_EXCEPTION("") << linkErrorFormat % pidfile_ % tempname; + SENF_THROW_SYSTEM_EXCEPTION((linkErrorFormat % pidfile_ % tempname).str()); } else { struct ::stat s; @@ -488,7 +486,7 @@ prefix_ bool senf::Daemon::pidfileCreate() LIBC_CALL( ::unlink, (tempname.c_str() )); if (::link(pidfile_.c_str(), tempname.c_str()) < 0) { if (errno != ENOENT) - SENF_THROW_SYSTEM_EXCEPTION("") << linkErrorFormat % tempname % pidfile_; + SENF_THROW_SYSTEM_EXCEPTION( (linkErrorFormat % tempname % pidfile_).str()); // Hmm ... the pidfile mysteriously disappeared ... try again. continue; } diff --git a/senf/Utils/Exception.hh b/senf/Utils/Exception.hh index df47d2b..9bca764 100644 --- a/senf/Utils/Exception.hh +++ b/senf/Utils/Exception.hh @@ -36,11 +36,11 @@ #include #include #include -#include -#include #include #include #include +#include "senfassert.hh" + //#include "Exception.mpp" //-///////////////////////////////////////////////////////////////////////////////////////////////// @@ -318,7 +318,10 @@ namespace senf { # define SENF_EXC_DEBUGINFO # endif -# define SENF_THROW_SYSTEM_EXCEPTION(desc) throw senf::SystemException(desc SENF_EXC_DEBUGINFO) +# define SENF_THROW_SYSTEM_EXCEPTION(desc) \ + SENF_STATIC_ASSERT( sizeof(desc) > 1, \ + EMPTY_DESCRIPTION_FOR_SYSTEM_EXCEPTION_NOT_ALLOWED); \ + throw senf::SystemException(desc SENF_EXC_DEBUGINFO) } diff --git a/senf/Utils/senfassert.hh b/senf/Utils/senfassert.hh index dd1ac50..ef27006 100644 --- a/senf/Utils/senfassert.hh +++ b/senf/Utils/senfassert.hh @@ -49,6 +49,41 @@ #endif + +/* Lifted direct from: + Modern C++ Design: Generic Programming and Design Patterns Applied Section 2.1 + by Andrei Alexandrescu +*/ +namespace senf { +namespace detail { + template class compile_time_check + { + public: + compile_time_check(...) {} + }; + + template<> class compile_time_check + { + }; +}} + + /* + SENF_STATIC_ASSERT is only in operation when SENF_DEBUG is defined. It will test its first + argument at compile time and on failure report the error message of the second argument, + which must be a valid c++ classname. i.e. no spaces, punctuation or reserved keywords. + */ +#ifdef SENF_DEBUG +# define SENF_STATIC_ASSERT(expr, msg) \ + do { \ + struct STATIC_ASSERT_FAILED_##msg {}; \ + typedef senf::detail::compile_time_check< (expr) != 0 > tmplimpl; \ + tmplimpl aTemp = tmplimpl(STATIC_ASSERT_FAILED_##msg()); \ + (void)sizeof(aTemp); \ + } while (0) +#else +# define SENF_STATIC_ASSERT(expr, msg) +#endif + //-///////////////////////////////////////////////////////////////////////////////////////////////// //#include "senfassert.cci" //#include "senfassert.ct"