diff options
Diffstat (limited to 'external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/ip.cpp')
| -rw-r--r-- | external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/ip.cpp | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/ip.cpp b/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/ip.cpp deleted file mode 100644 index d17f19c9..00000000 --- a/external_libs/python/pyzmq-14.7.0/bundled/zeromq/src/ip.cpp +++ /dev/null @@ -1,176 +0,0 @@ -/* - 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 "ip.hpp" -#include "err.hpp" -#include "platform.hpp" - -#if defined ZMQ_HAVE_WINDOWS -#include "windows.hpp" -#else -#include <fcntl.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <netdb.h> -#include <netinet/in.h> -#include <netinet/tcp.h> -#endif - -#if defined ZMQ_HAVE_OPENVMS -#include <ioctl.h> -#endif - -zmq::fd_t zmq::open_socket (int domain_, int type_, int protocol_) -{ - // Setting this option result in sane behaviour when exec() functions - // are used. Old sockets are closed and don't block TCP ports etc. -#if defined ZMQ_HAVE_SOCK_CLOEXEC - type_ |= SOCK_CLOEXEC; -#endif - - fd_t s = socket (domain_, type_, protocol_); -#ifdef ZMQ_HAVE_WINDOWS - if (s == INVALID_SOCKET) - return INVALID_SOCKET; -#else - if (s == -1) - return -1; -#endif - - // If there's no SOCK_CLOEXEC, let's try the second best option. Note that - // race condition can cause socket not to be closed (if fork happens - // between socket creation and this point). -#if !defined ZMQ_HAVE_SOCK_CLOEXEC && defined FD_CLOEXEC - int rc = fcntl (s, F_SETFD, FD_CLOEXEC); - errno_assert (rc != -1); -#endif - - // On Windows, preventing sockets to be inherited by child processes. -#if defined ZMQ_HAVE_WINDOWS && defined HANDLE_FLAG_INHERIT - BOOL brc = SetHandleInformation ((HANDLE) s, HANDLE_FLAG_INHERIT, 0); - win_assert (brc); -#endif - - return s; -} - -void zmq::unblock_socket (fd_t s_) -{ -#if defined ZMQ_HAVE_WINDOWS - u_long nonblock = 1; - int rc = ioctlsocket (s_, FIONBIO, &nonblock); - wsa_assert (rc != SOCKET_ERROR); -#elif defined ZMQ_HAVE_OPENVMS - int nonblock = 1; - int rc = ioctl (s_, FIONBIO, &nonblock); - errno_assert (rc != -1); -#else - int flags = fcntl (s_, F_GETFL, 0); - if (flags == -1) - flags = 0; - int rc = fcntl (s_, F_SETFL, flags | O_NONBLOCK); - errno_assert (rc != -1); -#endif -} - -void zmq::enable_ipv4_mapping (fd_t s_) -{ - (void) s_; - -#ifdef IPV6_V6ONLY -#ifdef ZMQ_HAVE_WINDOWS - DWORD flag = 0; -#else - int flag = 0; -#endif - int rc = setsockopt (s_, IPPROTO_IPV6, IPV6_V6ONLY, (const char*) &flag, - sizeof (flag)); -#ifdef ZMQ_HAVE_WINDOWS - wsa_assert (rc != SOCKET_ERROR); -#else - errno_assert (rc == 0); -#endif -#endif -} - -int zmq::get_peer_ip_address (fd_t sockfd_, std::string &ip_addr_) -{ - int rc; - struct sockaddr_storage ss; - -#if defined ZMQ_HAVE_HPUX || defined ZMQ_HAVE_WINDOWS - int addrlen = static_cast <int> (sizeof ss); -#else - socklen_t addrlen = sizeof ss; -#endif - rc = getpeername (sockfd_, (struct sockaddr*) &ss, &addrlen); -#ifdef ZMQ_HAVE_WINDOWS - if (rc == SOCKET_ERROR) { - wsa_assert (WSAGetLastError () != WSANOTINITIALISED && - WSAGetLastError () != WSAEFAULT && - WSAGetLastError () != WSAEINPROGRESS && - WSAGetLastError () != WSAENOTSOCK); - return 0; - } -#else - if (rc == -1) { - errno_assert (errno != EBADF && - errno != EFAULT && - errno != ENOTSOCK); - return 0; - } -#endif - - char host [NI_MAXHOST]; - rc = getnameinfo ((struct sockaddr*) &ss, addrlen, host, sizeof host, - NULL, 0, NI_NUMERICHOST); - if (rc != 0) - return 0; - - ip_addr_ = host; - - union { - struct sockaddr sa; - struct sockaddr_storage sa_stor; - } u; - - u.sa_stor = ss; - return (int) u.sa.sa_family; -} - -void zmq::set_ip_type_of_service (fd_t s_, int iptos) -{ - int rc = setsockopt(s_, IPPROTO_IP, IP_TOS, reinterpret_cast<const char*>(&iptos), sizeof(iptos)); - -#ifdef ZMQ_HAVE_WINDOWS - wsa_assert (rc != SOCKET_ERROR); -#else - errno_assert (rc == 0); -#endif -} |