X-Git-Url: http://g0dil.de/git?a=blobdiff_plain;f=Socket%2FProtocols%2FRaw%2FPacketSocketHandle.cc;h=f24e0b1b71c50953826a33faf0c0d29903a0bc93;hb=5443435c4c2b6e4386c5334b5b8358273f2bae93;hp=7250c8c46249213460a1df739d8df281da57d37c;hpb=6bb3fa3caaa41dab4d5b451ca27e70f9e55e49d6;p=senf.git diff --git a/Socket/Protocols/Raw/PacketSocketHandle.cc b/Socket/Protocols/Raw/PacketSocketHandle.cc index 7250c8c..f24e0b1 100644 --- a/Socket/Protocols/Raw/PacketSocketHandle.cc +++ b/Socket/Protocols/Raw/PacketSocketHandle.cc @@ -1,9 +1,9 @@ // $Id$ // // Copyright (C) 2006 -// Fraunhofer Institut fuer offene Kommunikationssysteme (FOKUS) -// Kompetenzzentrum fuer Satelitenkommunikation (SatCom) -// Stefan Bund +// Fraunhofer Institute for Open Communication Systems (FOKUS) +// Competence Center NETwork research (NET), St. Augustin, GERMANY +// Stefan Bund // // 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 @@ -21,11 +21,11 @@ // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. /** \file - \brief PacketProtocol and PacketSocketHandle non-inline non-template implementation + \brief PacketSocketProtocol and PacketSocketHandle non-inline non-template implementation */ #include "PacketSocketHandle.hh" -#include "PacketSocketHandle.ih" +//#include "PacketSocketHandle.ih" // Custom includes #include @@ -40,7 +40,7 @@ #define prefix_ ///////////////////////////////cc.p//////////////////////////////////////// -prefix_ void senf::PacketProtocol::init_client(SocketType type, int protocol) +prefix_ void senf::PacketSocketProtocol::init_client(SocketType type, int protocol) const { int socktype = SOCK_RAW; @@ -50,47 +50,73 @@ prefix_ void senf::PacketProtocol::init_client(SocketType type, int protocol) protocol = ETH_P_ALL; int sock = ::socket(PF_PACKET, socktype, htons(protocol)); if (sock < 0) - throw SystemException(errno); - body().fd(sock); + SENF_THROW_SYSTEM_EXCEPTION("::socket(...) failed."); + fd(sock); } -prefix_ std::auto_ptr senf::PacketProtocol::clone() +prefix_ unsigned senf::PacketSocketProtocol::available() const { - return std::auto_ptr(new PacketProtocol()); -} - -prefix_ unsigned senf::PacketProtocol::available() - const -{ - if (! body().readable()) + if (! fh().readable()) return 0; - ssize_t l = ::recv(body().fd(),0,0,MSG_PEEK | MSG_TRUNC); + ssize_t l = ::recv(fd(),0,0,MSG_PEEK | MSG_TRUNC); if (l < 0) - throw SystemException(errno); + SENF_THROW_SYSTEM_EXCEPTION("::recv(socket_fd) failed."); return l; } -prefix_ bool senf::PacketProtocol::eof() +prefix_ bool senf::PacketSocketProtocol::eof() const { return false; } -prefix_ void senf::PacketProtocol::do_mc_i(std::string interface, - detail::LLAddressCopier const & copier, bool add) +namespace { + + void do_mc(int fd, std::string const & interface, senf::MACAddress address, bool add) + { + struct packet_mreq mreq; + ::memset(&mreq, 0, sizeof(mreq)); + mreq.mr_ifindex = ::if_nametoindex(interface.c_str()); + if (mreq.mr_ifindex == 0) + throw senf::SystemException(EINVAL); + mreq.mr_type = PACKET_MR_MULTICAST; + mreq.mr_alen = 6; + std::copy(address.begin(), address.end(), &mreq.mr_address[0]); + if (::setsockopt(fd, SOL_PACKET, + add ? PACKET_ADD_MEMBERSHIP : PACKET_DROP_MEMBERSHIP, + &mreq, sizeof(mreq)) < 0) + throw senf::SystemException(); + } +} + +prefix_ void senf::PacketSocketProtocol::mcAdd(std::string const & interface, + MACAddress const & address) + const +{ + do_mc(fd(), interface, address, true); +} + +prefix_ void senf::PacketSocketProtocol::mcDrop(std::string const & interface, + MACAddress const & address) + const +{ + do_mc(fd(), interface, address, false); +} + +prefix_ void senf::PacketSocketProtocol::promisc(std::string const & interface, bool mode) const { struct packet_mreq mreq; + ::memset(&mreq, 0, sizeof(mreq)); mreq.mr_ifindex = ::if_nametoindex(interface.c_str()); if (mreq.mr_ifindex == 0) - throw SystemException(EINVAL); - mreq.mr_type = PACKET_MR_MULTICAST; - mreq.mr_alen = copier(&mreq.mr_address[0]); - if (::setsockopt(body().fd(),SOL_PACKET, - add ? PACKET_ADD_MEMBERSHIP : PACKET_DROP_MEMBERSHIP, + throw senf::SystemException(EINVAL); + mreq.mr_type = PACKET_MR_PROMISC; + if (::setsockopt(fd(), SOL_PACKET, + mode ? PACKET_ADD_MEMBERSHIP : PACKET_DROP_MEMBERSHIP, &mreq, sizeof(mreq)) < 0) - throw SystemException(errno); + throw senf::SystemException(); } ///////////////////////////////cc.e////////////////////////////////////////