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Dead code removed from TCP and IPC transports

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Signed-off-by: Martin Sustrik <sustrik@250bpm.com>
This commit is contained in:
Martin Sustrik 2011-07-28 13:46:16 +02:00
parent 5ac63140b0
commit 46b053b8d6
6 changed files with 89 additions and 282 deletions
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208
src/ipc_listener.cpp
View File

@ -18,34 +18,24 @@
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "ipc_listener.hpp"
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
#include <new>
#include <string.h>
#include "ipc_listener.hpp"
#include "platform.hpp"
#include "tcp_engine.hpp"
#include "io_thread.hpp"
#include "session.hpp"
#include "config.hpp"
#include "err.hpp"
#ifdef ZMQ_HAVE_WINDOWS
#include "windows.hpp"
#else
#include <unistd.h>
#include <sys/socket.h>
#include <arpa/inet.h>
#include <netinet/tcp.h>
#include <netinet/in.h>
#include <netdb.h>
#include <fcntl.h>
#ifndef ZMQ_HAVE_OPENVMS
#include <sys/un.h>
#else
#include <ioctl.h>
#endif
#endif
zmq::ipc_listener_t::ipc_listener_t (io_thread_t *io_thread_,
socket_base_t *socket_, const options_t &options_) :
@ -105,176 +95,51 @@ void zmq::ipc_listener_t::in_event ()
send_attach (session, engine, false);
}
#ifdef ZMQ_HAVE_WINDOWS
int zmq::ipc_listener_t::set_address (const char *protocol_, const char *addr_)
int zmq::ipc_listener_t::set_address (const char *addr_)
{
// IPC protocol is not supported on Windows platform.
if (strcmp (protocol_, "tcp") != 0 ) {
errno = EPROTONOSUPPORT;
return -1;
}
// Get rid of the file associated with the UNIX domain socket that
// may have been left behind by the previous run of the application.
::unlink (addr_);
// Convert the interface into sockaddr_in structure.
int rc = resolve_ip_interface (&addr, &addr_len, addr_);
// Convert the address into sockaddr_un structure.
int rc = resolve_local_path (&addr, &addr_len, addr_);
if (rc != 0)
return rc;
return -1;
// Create a listening socket.
s = ::socket (addr.ss_family, SOCK_STREAM, IPPROTO_TCP);
if (s == INVALID_SOCKET) {
wsa_error_to_errno ();
s = ::socket (AF_UNIX, SOCK_STREAM, 0);
if (s == -1)
return -1;
}
// Allow reusing of the address.
int flag = 1;
rc = setsockopt (s, SOL_SOCKET, SO_EXCLUSIVEADDRUSE,
(const char*) &flag, sizeof (int));
wsa_assert (rc != SOCKET_ERROR);
// Set the non-blocking flag.
int flag = fcntl (s, F_GETFL, 0);
if (flag == -1)
flag = 0;
rc = fcntl (s, F_SETFL, flag | O_NONBLOCK);
errno_assert (rc != -1);
// Bind the socket to the network interface and port.
// Bind the socket to the file path.
rc = bind (s, (struct sockaddr*) &addr, addr_len);
if (rc == SOCKET_ERROR) {
wsa_error_to_errno ();
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
has_file = true;
// Listen for incomming connections.
rc = listen (s, options.backlog);
if (rc == SOCKET_ERROR) {
wsa_error_to_errno ();
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
return 0;
}
int zmq::ipc_listener_t::close ()
{
zmq_assert (s != retired_fd);
int rc = closesocket (s);
wsa_assert (rc != SOCKET_ERROR);
s = retired_fd;
return 0;
}
zmq::fd_t zmq::ipc_listener_t::accept ()
{
zmq_assert (s != retired_fd);
// Accept one incoming connection.
fd_t sock = ::accept (s, NULL, NULL);
if (sock == INVALID_SOCKET &&
(WSAGetLastError () == WSAEWOULDBLOCK ||
WSAGetLastError () == WSAECONNRESET))
return retired_fd;
zmq_assert (sock != INVALID_SOCKET);
// Set to non-blocking mode.
unsigned long argp = 1;
int rc = ioctlsocket (sock, FIONBIO, &argp);
wsa_assert (rc != SOCKET_ERROR);
return sock;
}
#else
int zmq::ipc_listener_t::set_address (const char *protocol_, const char *addr_)
{
if (strcmp (protocol_, "tcp") == 0 ) {
// Resolve the sockaddr to bind to.
int rc = resolve_ip_interface (&addr, &addr_len, addr_);
if (rc != 0)
return -1;
// Create a listening socket.
s = ::socket (addr.ss_family, SOCK_STREAM, IPPROTO_TCP);
if (s == -1)
return -1;
// Allow reusing of the address.
int flag = 1;
rc = setsockopt (s, SOL_SOCKET, SO_REUSEADDR, &flag, sizeof (int));
errno_assert (rc == 0);
// Bind the socket to the network interface and port.
rc = bind (s, (struct sockaddr*) &addr, addr_len);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
// Listen for incomming connections.
rc = listen (s, options.backlog);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
return 0;
}
#ifndef ZMQ_HAVE_OPENVMS
else if (strcmp (protocol_, "ipc") == 0) {
// Get rid of the file associated with the UNIX domain socket that
// may have been left behind by the previous run of the application.
::unlink (addr_);
// Convert the address into sockaddr_un structure.
int rc = resolve_local_path (&addr, &addr_len, addr_);
if (rc != 0)
return -1;
// Create a listening socket.
s = ::socket (AF_UNIX, SOCK_STREAM, 0);
if (s == -1)
return -1;
// Set the non-blocking flag.
int flag = fcntl (s, F_GETFL, 0);
if (flag == -1)
flag = 0;
rc = fcntl (s, F_SETFL, flag | O_NONBLOCK);
errno_assert (rc != -1);
// Bind the socket to the file path.
rc = bind (s, (struct sockaddr*) &addr, addr_len);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
has_file = true;
// Listen for incomming connections.
rc = listen (s, options.backlog);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
return 0;
}
#endif
else {
errno = EPROTONOSUPPORT;
return -1;
}
return 0;
}
int zmq::ipc_listener_t::close ()
@ -285,7 +150,6 @@ int zmq::ipc_listener_t::close ()
return -1;
s = retired_fd;
#ifndef ZMQ_HAVE_OPENVMS
// If there's an underlying UNIX domain socket, get rid of the file it
// is associated with.
struct sockaddr_un *su = (struct sockaddr_un*) &addr;
@ -294,7 +158,6 @@ int zmq::ipc_listener_t::close ()
if (rc != 0)
return -1;
}
#endif
return 0;
}
@ -333,19 +196,14 @@ zmq::fd_t zmq::ipc_listener_t::accept ()
errno_assert (sock != -1);
// Set to non-blocking mode.
#ifdef ZMQ_HAVE_OPENVMS
int flags = 1;
int rc = ioctl (sock, FIONBIO, &flags);
errno_assert (rc != -1);
#else
int flags = fcntl (s, F_GETFL, 0);
if (flags == -1)
flags = 0;
int rc = fcntl (sock, F_SETFL, flags | O_NONBLOCK);
errno_assert (rc != -1);
#endif
return sock;
}
#endif

9
src/ipc_listener.hpp
View File

@ -21,6 +21,10 @@
#ifndef __ZMQ_IPC_LISTENER_HPP_INCLUDED__
#define __ZMQ_IPC_LISTENER_HPP_INCLUDED__
#include "platform.hpp"
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
#include "fd.hpp"
#include "ip.hpp"
#include "own.hpp"
@ -39,7 +43,7 @@ namespace zmq
~ipc_listener_t ();
// Set address to listen on.
int set_address (const char* protocol_, const char *addr_);
int set_address (const char *addr_);
private:
@ -81,3 +85,6 @@ namespace zmq
}
#endif
#endif

2
src/session.cpp
View File

@ -314,6 +314,7 @@ void zmq::session_t::start_connecting (bool wait_)
return;
}
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
if (protocol == "ipc") {
ipc_connecter_t *connecter = new (std::nothrow) ipc_connecter_t (
io_thread, this, options, address.c_str (), wait_);
@ -321,6 +322,7 @@ void zmq::session_t::start_connecting (bool wait_)
launch_child (connecter);
return;
}
#endif
#if defined ZMQ_HAVE_VTCP
if (protocol == "vtcp") {

6
src/socket_base.cpp
View File

@ -368,7 +368,7 @@ int zmq::socket_base_t::bind (const char *addr_)
tcp_listener_t *listener = new (std::nothrow) tcp_listener_t (
io_thread, this, options);
alloc_assert (listener);
int rc = listener->set_address (protocol.c_str(), address.c_str ());
int rc = listener->set_address (address.c_str ());
if (rc != 0) {
delete listener;
return -1;
@ -377,11 +377,12 @@ int zmq::socket_base_t::bind (const char *addr_)
return 0;
}
#if !defined ZMQ_HAVE_WINDOWS && !defined ZMQ_HAVE_OPENVMS
if (protocol == "ipc") {
ipc_listener_t *listener = new (std::nothrow) ipc_listener_t (
io_thread, this, options);
alloc_assert (listener);
int rc = listener->set_address (protocol.c_str(), address.c_str ());
int rc = listener->set_address (address.c_str ());
if (rc != 0) {
delete listener;
return -1;
@ -389,6 +390,7 @@ int zmq::socket_base_t::bind (const char *addr_)
launch_child (listener);
return 0;
}
#endif
#if defined ZMQ_HAVE_VTCP
if (protocol == "vtcp") {

144
src/tcp_listener.cpp
View File

@ -22,8 +22,8 @@
#include <string.h>
#include "tcp_listener.hpp"
#include "platform.hpp"
#include "tcp_listener.hpp"
#include "tcp_engine.hpp"
#include "io_thread.hpp"
#include "session.hpp"
@ -40,11 +40,10 @@
#include <netinet/in.h>
#include <netdb.h>
#include <fcntl.h>
#ifndef ZMQ_HAVE_OPENVMS
#include <sys/un.h>
#else
#include <ioctl.h>
#endif
#ifdef ZMQ_HAVE_OPENVMS
#include <ioctl.h>
#endif
zmq::tcp_listener_t::tcp_listener_t (io_thread_t *io_thread_,
@ -127,14 +126,8 @@ void zmq::tcp_listener_t::in_event ()
#ifdef ZMQ_HAVE_WINDOWS
int zmq::tcp_listener_t::set_address (const char *protocol_, const char *addr_)
int zmq::tcp_listener_t::set_address (const char *addr_)
{
// IPC protocol is not supported on Windows platform.
if (strcmp (protocol_, "tcp") != 0 ) {
errno = EPROTONOSUPPORT;
return -1;
}
// Convert the interface into sockaddr_in structure.
int rc = resolve_ip_interface (&addr, &addr_len, addr_);
if (rc != 0)
@ -202,99 +195,44 @@ zmq::fd_t zmq::tcp_listener_t::accept ()
#else
int zmq::tcp_listener_t::set_address (const char *protocol_, const char *addr_)
int zmq::tcp_listener_t::set_address (const char *addr_)
{
if (strcmp (protocol_, "tcp") == 0 ) {
// Resolve the sockaddr to bind to.
int rc = resolve_ip_interface (&addr, &addr_len, addr_);
if (rc != 0)
return -1;
// Create a listening socket.
s = ::socket (addr.ss_family, SOCK_STREAM, IPPROTO_TCP);
if (s == -1)
return -1;
// Allow reusing of the address.
int flag = 1;
rc = setsockopt (s, SOL_SOCKET, SO_REUSEADDR, &flag, sizeof (int));
errno_assert (rc == 0);
// Bind the socket to the network interface and port.
rc = bind (s, (struct sockaddr*) &addr, addr_len);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
// Listen for incomming connections.
rc = listen (s, options.backlog);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
return 0;
}
#ifndef ZMQ_HAVE_OPENVMS
else if (strcmp (protocol_, "ipc") == 0) {
// Get rid of the file associated with the UNIX domain socket that
// may have been left behind by the previous run of the application.
::unlink (addr_);
// Convert the address into sockaddr_un structure.
int rc = resolve_local_path (&addr, &addr_len, addr_);
if (rc != 0)
return -1;
// Create a listening socket.
s = ::socket (AF_UNIX, SOCK_STREAM, 0);
if (s == -1)
return -1;
// Set the non-blocking flag.
int flag = fcntl (s, F_GETFL, 0);
if (flag == -1)
flag = 0;
rc = fcntl (s, F_SETFL, flag | O_NONBLOCK);
errno_assert (rc != -1);
// Bind the socket to the file path.
rc = bind (s, (struct sockaddr*) &addr, addr_len);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
has_file = true;
// Listen for incomming connections.
rc = listen (s, options.backlog);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
return 0;
}
#endif
else {
errno = EPROTONOSUPPORT;
// Resolve the sockaddr to bind to.
int rc = resolve_ip_interface (&addr, &addr_len, addr_);
if (rc != 0)
return -1;
}
// Create a listening socket.
s = ::socket (addr.ss_family, SOCK_STREAM, IPPROTO_TCP);
if (s == -1)
return -1;
// Allow reusing of the address.
int flag = 1;
rc = setsockopt (s, SOL_SOCKET, SO_REUSEADDR, &flag, sizeof (int));
errno_assert (rc == 0);
// Bind the socket to the network interface and port.
rc = bind (s, (struct sockaddr*) &addr, addr_len);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
// Listen for incomming connections.
rc = listen (s, options.backlog);
if (rc != 0) {
int err = errno;
if (close () != 0)
return -1;
errno = err;
return -1;
}
return 0;
}
int zmq::tcp_listener_t::close ()

2
src/tcp_listener.hpp
View File

@ -39,7 +39,7 @@ namespace zmq
~tcp_listener_t ();
// Set address to listen on.
int set_address (const char* protocol_, const char *addr_);
int set_address (const char *addr_);
private: