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authorMartin Lucina <mato@kotelna.sk>2011-03-28 10:39:51 +0200
committerMartin Lucina <martin@lucina.net>2012-01-23 08:53:37 +0100
commit3e20cb1b8a2b1ca222011df37334e5f4f88dd565 (patch)
tree4a753775186bc7f583f1ceb3f9aa675b6f110596 /src/app_thread.cpp
parent3f0085ddbef1a44b6bb7a0b23af497d56e0025fa (diff)
parente645fc2693acc796304498909786b7b47005b429 (diff)
Imported Debian patch 2.1.3-1debian/2.1.3-1
Diffstat (limited to 'src/app_thread.cpp')
-rw-r--r--src/app_thread.cpp197
1 files changed, 0 insertions, 197 deletions
diff --git a/src/app_thread.cpp b/src/app_thread.cpp
deleted file mode 100644
index fc9bc1f..0000000
--- a/src/app_thread.cpp
+++ /dev/null
@@ -1,197 +0,0 @@
-/*
- Copyright (c) 2007-2010 iMatix Corporation
-
- This file is part of 0MQ.
-
- 0MQ is free software; you can redistribute it and/or modify it under
- the terms of the Lesser GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
-
- 0MQ 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
- Lesser GNU General Public License for more details.
-
- You should have received a copy of the Lesser GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <new>
-#include <algorithm>
-
-#include "../include/zmq.h"
-
-#include "platform.hpp"
-
-#if defined ZMQ_HAVE_WINDOWS
-#include "windows.hpp"
-#if defined _MSC_VER
-#include <intrin.h>
-#endif
-#else
-#include <unistd.h>
-#endif
-
-#include "app_thread.hpp"
-#include "ctx.hpp"
-#include "err.hpp"
-#include "pipe.hpp"
-#include "config.hpp"
-#include "socket_base.hpp"
-#include "pair.hpp"
-#include "pub.hpp"
-#include "sub.hpp"
-#include "req.hpp"
-#include "rep.hpp"
-#include "xreq.hpp"
-#include "xrep.hpp"
-#include "pull.hpp"
-#include "push.hpp"
-
-// If the RDTSC is available we use it to prevent excessive
-// polling for commands. The nice thing here is that it will work on any
-// system with x86 architecture and gcc or MSVC compiler.
-#if (defined __GNUC__ && (defined __i386__ || defined __x86_64__)) ||\
- (defined _MSC_VER && (defined _M_IX86 || defined _M_X64))
-#define ZMQ_DELAY_COMMANDS
-#endif
-
-zmq::app_thread_t::app_thread_t (ctx_t *ctx_,
- uint32_t thread_slot_) :
- object_t (ctx_, thread_slot_),
- last_processing_time (0),
- terminated (false)
-{
-}
-
-zmq::app_thread_t::~app_thread_t ()
-{
- zmq_assert (sockets.empty ());
-}
-
-void zmq::app_thread_t::stop ()
-{
- send_stop ();
-}
-
-zmq::signaler_t *zmq::app_thread_t::get_signaler ()
-{
- return &signaler;
-}
-
-bool zmq::app_thread_t::process_commands (bool block_, bool throttle_)
-{
- bool received;
- command_t cmd;
- if (block_) {
- received = signaler.recv (&cmd, true);
- zmq_assert (received);
- }
- else {
-
-#if defined ZMQ_DELAY_COMMANDS
- // Optimised version of command processing - it doesn't have to check
- // for incoming commands each time. It does so only if certain time
- // elapsed since last command processing. Command delay varies
- // depending on CPU speed: It's ~1ms on 3GHz CPU, ~2ms on 1.5GHz CPU
- // etc. The optimisation makes sense only on platforms where getting
- // a timestamp is a very cheap operation (tens of nanoseconds).
- if (throttle_) {
-
- // Get timestamp counter.
-#if defined __GNUC__
- uint32_t low;
- uint32_t high;
- __asm__ volatile ("rdtsc" : "=a" (low), "=d" (high));
- uint64_t current_time = (uint64_t) high << 32 | low;
-#elif defined _MSC_VER
- uint64_t current_time = __rdtsc ();
-#else
-#error
-#endif
-
- // Check whether TSC haven't jumped backwards (in case of migration
- // between CPU cores) and whether certain time have elapsed since
- // last command processing. If it didn't do nothing.
- if (current_time >= last_processing_time &&
- current_time - last_processing_time <= max_command_delay)
- return !terminated;
- last_processing_time = current_time;
- }
-#endif
-
- // Check whether there are any commands pending for this thread.
- received = signaler.recv (&cmd, false);
- }
-
- // Process all the commands available at the moment.
- while (received) {
- cmd.destination->process_command (cmd);
- received = signaler.recv (&cmd, false);
- }
-
- return !terminated;
-}
-
-zmq::socket_base_t *zmq::app_thread_t::create_socket (int type_)
-{
- socket_base_t *s = NULL;
- switch (type_) {
- case ZMQ_PAIR:
- s = new (std::nothrow) pair_t (this);
- break;
- case ZMQ_PUB:
- s = new (std::nothrow) pub_t (this);
- break;
- case ZMQ_SUB:
- s = new (std::nothrow) sub_t (this);
- break;
- case ZMQ_REQ:
- s = new (std::nothrow) req_t (this);
- break;
- case ZMQ_REP:
- s = new (std::nothrow) rep_t (this);
- break;
- case ZMQ_XREQ:
- s = new (std::nothrow) xreq_t (this);
- break;
- case ZMQ_XREP:
- s = new (std::nothrow) xrep_t (this);
- break;
- case ZMQ_PULL:
- s = new (std::nothrow) pull_t (this);
- break;
- case ZMQ_PUSH:
- s = new (std::nothrow) push_t (this);
- break;
- default:
- if (sockets.empty ())
- get_ctx ()->no_sockets (this);
- errno = EINVAL;
- return NULL;
- }
- zmq_assert (s);
-
- sockets.push_back (s);
-
- return s;
-}
-
-void zmq::app_thread_t::remove_socket (socket_base_t *socket_)
-{
- sockets.erase (socket_);
- if (sockets.empty ())
- get_ctx ()->no_sockets (this);
-}
-
-void zmq::app_thread_t::process_stop ()
-{
- terminated = true;
-}
-
-bool zmq::app_thread_t::is_terminated ()
-{
- return terminated;
-}
-