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Add the VMCI transport.

Browse Source 
VMCI transport allows fast communication between the Host
and a virtual machine, between virtual machines on the same host,
and within a virtual machine (like IPC).

It requires VMware to be installed on the host and Guest Additions
to be installed on a guest.
This commit is contained in:
Ilya Kulakov
2015-12-07 18:19:45 +06:00
parent 61f74e2dfc
commit 68b13fbddb
40 changed files with 1757 additions and 13 deletions
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87
src/vmci.cpp Normal file
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/*
Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
This file is part of libzmq, the ZeroMQ core engine in C++.
libzmq is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
As a special exception, the Contributors give you permission to link
this library with independent modules to produce an executable,
regardless of the license terms of these independent modules, and to
copy and distribute the resulting executable under terms of your choice,
provided that you also meet, for each linked independent module, the
terms and conditions of the license of that module. An independent
module is a module which is not derived from or based on this library.
If you modify this library, you must extend this exception to your
version of the library.
libzmq 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 Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "vmci.hpp"
#if defined ZMQ_HAVE_VMCI
#include <cassert>
#include <vmci_sockets.h>
void zmq::tune_vmci_buffer_size (ctx_t *context_, fd_t sockfd_, uint64_t default_size_, uint64_t min_size_, uint64_t max_size_)
{
int family = context_->get_vmci_socket_family ();
assert (family != -1);
if (default_size_ != 0) {
int rc = setsockopt (sockfd_, family, SO_VMCI_BUFFER_SIZE, &default_size_, sizeof default_size_);
#if defined ZMQ_HAVE_WINDOWS
wsa_assert (rc != SOCKET_ERROR);
#else
errno_assert (rc == 0);
#endif
}
if (min_size_ != 0) {
int rc = setsockopt (sockfd_, family, SO_VMCI_BUFFER_SIZE, &min_size_, sizeof min_size_);
#if defined ZMQ_HAVE_WINDOWS
wsa_assert (rc != SOCKET_ERROR);
#else
errno_assert (rc == 0);
#endif
}
if (max_size_ != 0) {
int rc = setsockopt (sockfd_, family, SO_VMCI_BUFFER_SIZE, &max_size_, sizeof max_size_);
#if defined ZMQ_HAVE_WINDOWS
wsa_assert (rc != SOCKET_ERROR);
#else
errno_assert (rc == 0);
#endif
}
}
#if defined ZMQ_HAVE_WINDOWS
void zmq::tune_vmci_connect_timeout (ctx_t *context_, fd_t sockfd_, DWORD timeout_)
#else
void zmq::tune_vmci_connect_timeout (ctx_t *context_, fd_t sockfd_, struct timeval timeout_)
#endif
{
int family = context_->get_vmci_socket_family ();
assert (family != -1);
int rc = setsockopt (sockfd_, family, SO_VMCI_CONNECT_TIMEOUT, &timeout_, sizeof timeout_);
#if defined ZMQ_HAVE_WINDOWS
wsa_assert (rc != SOCKET_ERROR);
#else
errno_assert (rc == 0);
#endif
}
#endif