4db94043cb
Files correlati : Commento : Spostamento in libraries delle librerie esterne di Campo per una maggiore pulizia e organizzazione git-svn-id: svn://10.65.10.50/branches/R_10_00@24150 c028cbd2-c16b-5b4b-a496-9718f37d4682
107 lines
2.5 KiB
C++
107 lines
2.5 KiB
C++
/*
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Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
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This file is part of 0MQ.
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0MQ is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "ipc_address.hpp"
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#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
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#include "err.hpp"
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#include <string>
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#include <sstream>
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zmq::ipc_address_t::ipc_address_t ()
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{
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memset (&address, 0, sizeof (address));
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}
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zmq::ipc_address_t::ipc_address_t (const sockaddr *sa, socklen_t sa_len)
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{
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zmq_assert(sa && sa_len > 0);
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memset (&address, 0, sizeof (address));
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if (sa->sa_family == AF_UNIX) {
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memcpy(&address, sa, sa_len);
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}
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}
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zmq::ipc_address_t::~ipc_address_t ()
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{
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}
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int zmq::ipc_address_t::resolve (const char *path_)
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{
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if (strlen (path_) >= sizeof (address.sun_path)) {
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errno = ENAMETOOLONG;
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return -1;
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}
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#if defined ZMQ_HAVE_LINUX
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if (path_[0] == '@' && !path_[1]) {
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errno = EINVAL;
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return -1;
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}
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#endif
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address.sun_family = AF_UNIX;
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strcpy (address.sun_path, path_);
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#if defined ZMQ_HAVE_LINUX
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/* Abstract sockets on Linux start with '\0' */
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if (path_[0] == '@')
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*address.sun_path = '\0';
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#endif
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return 0;
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}
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int zmq::ipc_address_t::to_string (std::string &addr_)
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{
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if (address.sun_family != AF_UNIX) {
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addr_.clear ();
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return -1;
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}
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std::stringstream s;
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#if !defined ZMQ_HAVE_LINUX
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s << "ipc://" << address.sun_path;
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#else
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s << "ipc://";
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if (!address.sun_path[0] && address.sun_path[1])
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s << "@" << address.sun_path + 1;
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else
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s << address.sun_path;
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#endif
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addr_ = s.str ();
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return 0;
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}
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const sockaddr *zmq::ipc_address_t::addr () const
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{
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return (sockaddr*) &address;
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}
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socklen_t zmq::ipc_address_t::addrlen () const
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{
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#if defined ZMQ_HAVE_LINUX
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if (!address.sun_path[0] && address.sun_path[1])
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return (socklen_t) strlen(address.sun_path + 1) + sizeof (sa_family_t) + 1;
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#endif
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return (socklen_t) sizeof (address);
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}
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#endif
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