Merge branch 'master' of github.com:zeromq/libzmq

This commit is contained in:
Mário Kašuba 2015-02-15 16:58:44 +01:00
commit 2ae7ae698a
33 changed files with 989 additions and 99 deletions

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@ -387,6 +387,7 @@ set(cxx-sources
kqueue.cpp
lb.cpp
mailbox.cpp
mailbox_safe.cpp
mechanism.cpp
metadata.cpp
msg.cpp

View File

@ -31,6 +31,7 @@ src_libzmq_la_SOURCES = \
src/clock.cpp \
src/clock.hpp \
src/command.hpp \
src/condition_variable.hpp \
src/config.hpp \
src/ctx.cpp \
src/ctx.hpp \
@ -63,6 +64,7 @@ src_libzmq_la_SOURCES = \
src/i_encoder.hpp \
src/i_engine.hpp \
src/i_decoder.hpp \
src/i_mailbox.hpp \
src/i_poll_events.hpp \
src/io_object.cpp \
src/io_object.hpp \
@ -83,6 +85,8 @@ src_libzmq_la_SOURCES = \
src/likely.hpp \
src/mailbox.cpp \
src/mailbox.hpp \
src/mailbox_safe.cpp \
src/mailbox_safe.hpp \
src/mechanism.cpp \
src/mechanism.hpp \
src/metadata.cpp \
@ -349,7 +353,8 @@ test_apps = \
tests/test_atomics \
tests/test_client_server \
tests/test_server_drop_more \
tests/test_client_drop_more
tests/test_client_drop_more \
tests/test_thread_safe
tests_test_system_SOURCES = tests/test_system.cpp
tests_test_system_LDADD = src/libzmq.la
@ -530,6 +535,11 @@ tests_test_server_drop_more_LDADD = src/libzmq.la
tests_test_client_drop_more_SOURCES = tests/test_client_drop_more.cpp
tests_test_client_drop_more_LDADD = src/libzmq.la
tests_test_thread_safe_SOURCES = tests/test_thread_safe.cpp
tests_test_thread_safe_LDADD = src/libzmq.la
if !ON_MINGW
if !ON_CYGWIN
test_apps += \

View File

@ -86,5 +86,14 @@
#cmakedefine ZMQ_HAVE_WINDOWS
#ifdef ZMQ_HAVE_WINDOWS
#if defined _WIN32_WINNT && _WIN32_WINNT < 0x0600
#undef _WIN32_WINNT
#endif
#ifndef _WIN32_WINNT
#define _WIN32_WINNT 0x0600
#endif
#endif
#endif

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@ -29,4 +29,13 @@
#define ZMQ_HAVE_WINDOWS
#if defined _WIN32_WINNT && _WIN32_WINNT < 0x0600
#undef _WIN32_WINNT
#endif
#ifndef _WIN32_WINNT
#define _WIN32_WINNT 0x0600
#endif
#endif

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@ -29,4 +29,12 @@
#define ZMQ_HAVE_WINDOWS
#if defined _WIN32_WINNT && _WIN32_WINNT < 0x0600
#undef _WIN32_WINNT
#endif
#ifndef _WIN32_WINNT
#define _WIN32_WINNT 0x0600
#endif
#endif

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@ -73,8 +73,10 @@
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<ClInclude Include="..\..\..\..\src\clock.hpp" />
<ClInclude Include="..\..\..\..\src\command.hpp" />
<ClInclude Include="..\..\..\..\src\condition_variable.hpp" />
<ClInclude Include="..\..\..\..\src\config.hpp" />
<ClInclude Include="..\..\..\..\src\ctx.hpp" />
<ClInclude Include="..\..\..\..\src\curve_client.hpp" />
@ -102,6 +104,7 @@
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<ClInclude Include="..\..\..\..\src\mtrie.hpp" />
<ClInclude Include="..\..\..\..\src\mutex.hpp" />
@ -113,6 +116,7 @@
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<ClInclude Include="..\..\platform.hpp" />
@ -158,6 +162,7 @@
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<ClCompile Include="..\..\..\..\src\curve_client.cpp" />
@ -180,6 +185,7 @@
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@ -210,6 +216,7 @@
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@ -247,4 +254,4 @@
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@ -226,6 +226,15 @@
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@ -492,6 +501,18 @@
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<Filter>src\include</Filter>
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@ -73,8 +73,10 @@
<ClInclude Include="..\..\..\..\src\array.hpp" />
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@ -102,6 +104,7 @@
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@ -113,6 +116,7 @@
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@ -158,6 +162,7 @@
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<ClCompile Include="..\..\..\..\src\ctx.cpp" />
<ClCompile Include="..\..\..\..\src\curve_client.cpp" />
@ -180,6 +185,7 @@
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<ClCompile Include="..\..\..\..\src\metadata.cpp" />
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@ -210,6 +216,7 @@
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@ -247,4 +254,4 @@
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@ -226,6 +226,15 @@
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@ -492,6 +501,18 @@
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@ -73,8 +73,10 @@
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@ -102,6 +104,7 @@
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@ -180,6 +185,7 @@
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@ -210,6 +216,7 @@
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@ -226,6 +226,15 @@
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@ -492,6 +501,18 @@
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@ -1,6 +1,6 @@
<?xml version="1.0" encoding="utf-8"?>
<!-- These values are populated into the package.gsl templates by package.bat. -->
<!-- The target attribute controls path and file name only, id controls package naming. -->
<package id="libzmq_vc120" target="libzmq" version = "4.1.0.7" pathversion="4_1_0_7" platformtoolset="v120">
<package id="libzmq_vc120" target="libzmq" version = "4.2.0.0" pathversion="4_2_0_0" platformtoolset="v120">
<dependency id="libsodium_vc120" version="0.5.0.0" />
</package>

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@ -7,7 +7,7 @@
<package xmlns="http://schemas.microsoft.com/packaging/2013/01/nuspec.xsd">
<metadata minClientVersion="2.5">
<id>libzmq_vc120</id>
<version>4.1.0.7</version>
<version>4.2.0.0</version>
<title>libzmq_vc120</title>
<authors>libzmq contributors</authors>
<owners>Eric Voskuil</owners>
@ -44,52 +44,52 @@
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<file src="..\..\bin\Win32\Release\v120\dynamic\libzmq.dll" target="build\native\bin\libzmq-x86-v120-mt-4_1_0_7.dll" />
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@ -32,66 +32,66 @@
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</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'Win32' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'static' And $(Configuration.IndexOf('Debug')) != -1">
<Link>
<AdditionalDependencies>libzmq-x86-v120-mt-sgd-4_1_0_7.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x86-v120-mt-sgd-4_2_0_0.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'x64' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'static' And $(Configuration.IndexOf('Release')) != -1">
<Link>
<AdditionalDependencies>libzmq-x64-v120-mt-s-4_1_0_7.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x64-v120-mt-s-4_2_0_0.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'x64' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'static' And $(Configuration.IndexOf('Debug')) != -1">
<Link>
<AdditionalDependencies>libzmq-x64-v120-mt-sgd-4_1_0_7.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x64-v120-mt-sgd-4_2_0_0.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<!-- static ltcg libraries -->
<ItemDefinitionGroup Condition="'$(Platform)' == 'Win32' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'ltcg' And $(Configuration.IndexOf('Release')) != -1">
<Link>
<AdditionalDependencies>libzmq-x86-v120-mt-s-4_1_0_7.ltcg.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x86-v120-mt-s-4_2_0_0.ltcg.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'Win32' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'ltcg' And $(Configuration.IndexOf('Debug')) != -1">
<Link>
<AdditionalDependencies>libzmq-x86-v120-mt-sgd-4_1_0_7.ltcg.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x86-v120-mt-sgd-4_2_0_0.ltcg.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'x64' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'ltcg' And $(Configuration.IndexOf('Release')) != -1">
<Link>
<AdditionalDependencies>libzmq-x64-v120-mt-s-4_1_0_7.ltcg.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x64-v120-mt-s-4_2_0_0.ltcg.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'x64' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'ltcg' And $(Configuration.IndexOf('Debug')) != -1">
<Link>
<AdditionalDependencies>libzmq-x64-v120-mt-sgd-4_1_0_7.ltcg.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x64-v120-mt-sgd-4_2_0_0.ltcg.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<!-- dynamic import libraries -->
<ItemDefinitionGroup Condition="'$(Platform)' == 'Win32' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'dynamic' And $(Configuration.IndexOf('Release')) != -1">
<Link>
<AdditionalDependencies>libzmq-x86-v120-mt-4_1_0_7.imp.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x86-v120-mt-4_2_0_0.imp.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'Win32' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'dynamic' And $(Configuration.IndexOf('Debug')) != -1">
<Link>
<AdditionalDependencies>libzmq-x86-v120-mt-gd-4_1_0_7.imp.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x86-v120-mt-gd-4_2_0_0.imp.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'x64' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'dynamic' And $(Configuration.IndexOf('Release')) != -1">
<Link>
<AdditionalDependencies>libzmq-x64-v120-mt-4_1_0_7.imp.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x64-v120-mt-4_2_0_0.imp.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemDefinitionGroup Condition="'$(Platform)' == 'x64' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'dynamic' And $(Configuration.IndexOf('Debug')) != -1">
<Link>
<AdditionalDependencies>libzmq-x64-v120-mt-gd-4_1_0_7.imp.lib;%(AdditionalDependencies)</AdditionalDependencies>
<AdditionalDependencies>libzmq-x64-v120-mt-gd-4_2_0_0.imp.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
@ -100,26 +100,26 @@
<Target Name="libzmq_AfterBuild_Win32_v120_Dynamic_Release"
Condition="'$(Platform)' == 'Win32' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'dynamic' And $(Configuration.IndexOf('Release')) != -1"
AfterTargets="libzmq_AfterBuild">
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x86-v120-mt-4_1_0_7.dll" DestinationFiles="$(TargetDir)libzmq.dll" SkipUnchangedFiles="true" />
<!--<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x86-v120-mt-4_1_0_7.pdb" DestinationFiles="$(TargetDir)libzmq.pdb" SkipUnchangedFiles="true" />-->
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x86-v120-mt-4_2_0_0.dll" DestinationFiles="$(TargetDir)libzmq.dll" SkipUnchangedFiles="true" />
<!--<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x86-v120-mt-4_2_0_0.pdb" DestinationFiles="$(TargetDir)libzmq.pdb" SkipUnchangedFiles="true" />-->
</Target>
<Target Name="libzmq_AfterBuild_Win32_v120_Dynamic_Debug"
Condition="'$(Platform)' == 'Win32' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'dynamic' And $(Configuration.IndexOf('Debug')) != -1"
AfterTargets="libzmq_AfterBuild">
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x86-v120-mt-gd-4_1_0_7.dll" DestinationFiles="$(TargetDir)libzmq.dll" SkipUnchangedFiles="true" />
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x86-v120-mt-gd-4_1_0_7.pdb" DestinationFiles="$(TargetDir)libzmq.pdb" SkipUnchangedFiles="true" />
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x86-v120-mt-gd-4_2_0_0.dll" DestinationFiles="$(TargetDir)libzmq.dll" SkipUnchangedFiles="true" />
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x86-v120-mt-gd-4_2_0_0.pdb" DestinationFiles="$(TargetDir)libzmq.pdb" SkipUnchangedFiles="true" />
</Target>
<Target Name="libzmq_AfterBuild_x64_v120_Dynamic_Release"
Condition="'$(Platform)' == 'x64' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'dynamic' And $(Configuration.IndexOf('Release')) != -1"
AfterTargets="libzmq_AfterBuild">
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x64-v120-mt-4_1_0_7.dll" DestinationFiles="$(TargetDir)libzmq.dll" SkipUnchangedFiles="true" />
<!--<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x64-v120-mt-4_1_0_7.pdb" DestinationFiles="$(TargetDir)libzmq.pdb" SkipUnchangedFiles="true" />-->
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x64-v120-mt-4_2_0_0.dll" DestinationFiles="$(TargetDir)libzmq.dll" SkipUnchangedFiles="true" />
<!--<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x64-v120-mt-4_2_0_0.pdb" DestinationFiles="$(TargetDir)libzmq.pdb" SkipUnchangedFiles="true" />-->
</Target>
<Target Name="libzmq_AfterBuild_x64_v120_Dynamic_Debug"
Condition="'$(Platform)' == 'x64' And ('$(PlatformToolset)' == 'v120' Or '$(PlatformToolset)' == 'CTP_Nov2013') And '$(Linkage-libzmq)' == 'dynamic' And $(Configuration.IndexOf('Debug')) != -1"
AfterTargets="libzmq_AfterBuild">
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x64-v120-mt-gd-4_1_0_7.dll" DestinationFiles="$(TargetDir)libzmq.dll" SkipUnchangedFiles="true" />
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x64-v120-mt-gd-4_1_0_7.pdb" DestinationFiles="$(TargetDir)libzmq.pdb" SkipUnchangedFiles="true" />
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x64-v120-mt-gd-4_2_0_0.dll" DestinationFiles="$(TargetDir)libzmq.dll" SkipUnchangedFiles="true" />
<Copy SourceFiles="$(MSBuildThisFileDirectory)bin\libzmq-x64-v120-mt-gd-4_2_0_0.pdb" DestinationFiles="$(TargetDir)libzmq.pdb" SkipUnchangedFiles="true" />
</Target>
<!--

View File

@ -22,7 +22,7 @@
#include "msg.hpp"
zmq::client_t::client_t (class ctx_t *parent_, uint32_t tid_, int sid_) :
socket_base_t (parent_, tid_, sid_)
socket_base_t (parent_, tid_, sid_, true)
{
options.type = ZMQ_CLIENT;
}

View File

@ -42,6 +42,31 @@
#include <time.h>
#endif
#if defined ZMQ_HAVE_OSX
#include <mach/clock.h>
#include <mach/mach.h>
#include <time.h>
#include <sys/time.h>
int clock_gettime (int clock_id, timespec *ts)
{
// The clock_id specified is not supported on this system.
if (clock_id != CLOCK_REALTIME) {
errno = EINVAL;
return -1;
}
clock_serv_t cclock;
mach_timespec_t mts;
host_get_clock_service (mach_host_self (), CALENDAR_CLOCK, &cclock);
clock_get_time (cclock, &mts);
mach_port_deallocate (mach_task_self (), cclock);
ts->tv_sec = mts.tv_sec;
ts->tv_nsec = mts.tv_nsec;
return 0;
}
#endif
#ifdef ZMQ_HAVE_WINDOWS
typedef ULONGLONG (*f_compatible_get_tick_count64)();

View File

@ -22,6 +22,16 @@
#include "stdint.hpp"
#if defined ZMQ_HAVE_OSX
#include <mach/clock.h>
#include <mach/mach.h>
#include <time.h>
#include <sys/time.h>
int clock_gettime (int clock_id, timespec *ts);
#define CLOCK_REALTIME 0
#define HAVE_CLOCK_GETTIME
#endif
namespace zmq
{

150
src/condition_variable.hpp Normal file
View File

@ -0,0 +1,150 @@
/*
Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser 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
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/>.
*/
#ifndef __ZMQ_CONDITON_VARIABLE_HPP_INCLUDED__
#define __ZMQ_CONDITON_VARIABLE_HPP_INCLUDED__
#include "platform.hpp"
#include "clock.hpp"
#include "err.hpp"
#include "mutex.hpp"
// Condition variable class encapsulates OS mutex in a platform-independent way.
#ifdef ZMQ_HAVE_WINDOWS
#include "windows.hpp"
namespace zmq
{
class condition_variable_t
{
public:
inline condition_variable_t ()
{
InitializeConditionVariable (&cv);
}
inline ~condition_variable_t ()
{
}
inline int wait (mutex_t* mutex_, int timeout_ )
{
int rc = SleepConditionVariableCS(&cv, mutex_->get_cs (), timeout_);
if (rc != 0)
return 0;
rc = GetLastError();
if (rc != ERROR_TIMEOUT)
win_assert(rc);
errno = EAGAIN;
return -1;
}
inline void broadcast ()
{
WakeAllConditionVariable(&cv);
}
private:
CONDITION_VARIABLE cv;
// Disable copy construction and assignment.
condition_variable_t (const condition_variable_t&);
void operator = (const condition_variable_t&);
};
}
#else
#include <pthread.h>
namespace zmq
{
class condition_variable_t
{
public:
inline condition_variable_t ()
{
int rc = pthread_cond_init (&cond, NULL);
posix_assert (rc);
}
inline ~condition_variable_t ()
{
int rc = pthread_cond_destroy (&cond);
posix_assert (rc);
}
inline int wait (mutex_t* mutex_, int timeout_)
{
int rc;
if (timeout_ != -1) {
struct timespec timeout;
clock_gettime(CLOCK_REALTIME, &timeout);
timeout.tv_sec += timeout_ / 1000;
timeout.tv_nsec += (timeout_ % 1000) * 1000000;
rc = pthread_cond_timedwait (&cond, mutex_->get_mutex (), &timeout);
}
else
rc = pthread_cond_wait(&cond, mutex_->get_mutex());
if (rc == 0)
return 0;
if (rc == ETIMEDOUT){
errno= EAGAIN;
return -1;
}
posix_assert (rc);
return -1;
}
inline void broadcast ()
{
int rc = pthread_cond_broadcast (&cond);
posix_assert (rc);
}
private:
pthread_cond_t cond;
// Disable copy construction and assignment.
condition_variable_t (const condition_variable_t&);
const condition_variable_t &operator = (const condition_variable_t&);
};
}
#endif
#endif

View File

@ -273,7 +273,7 @@ zmq::socket_base_t *zmq::ctx_t::create_socket (int type_)
int ios = io_thread_count;
opt_sync.unlock ();
slot_count = mazmq + ios + 2;
slots = (mailbox_t **) malloc (sizeof (mailbox_t*) * slot_count);
slots = (i_mailbox **) malloc (sizeof (i_mailbox*) * slot_count);
alloc_assert (slots);
// Initialise the infrastructure for zmq_ctx_term thread.

View File

@ -162,7 +162,7 @@ namespace zmq
// Array of pointers to mailboxes for both application and I/O threads.
uint32_t slot_count;
mailbox_t **slots;
i_mailbox **slots;
// Mailbox for zmq_term thread.
mailbox_t term_mailbox;

50
src/i_mailbox.hpp Normal file
View File

@ -0,0 +1,50 @@
/*
Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser 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
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/>.
*/
#ifndef __ZMQ_I_MAILBOX_HPP_INCLUDED__
#define __ZMQ_I_MAILBOX_HPP_INCLUDED__
#include "stdint.hpp"
namespace zmq
{
// Interface to be implemented by mailbox.
class i_mailbox
{
public:
virtual ~i_mailbox () {}
virtual void send (const command_t &cmd_) = 0;
virtual int recv (command_t *cmd_, int timeout_) = 0;
#ifdef HAVE_FORK
// close the file descriptors in the signaller. This is used in a forked
// child process to close the file descriptors so that they do not interfere
// with the context in the parent process.
virtual void forked () = 0;
#endif
};
}
#endif

View File

@ -29,11 +29,12 @@
#include "command.hpp"
#include "ypipe.hpp"
#include "mutex.hpp"
#include "i_mailbox.hpp"
namespace zmq
{
class mailbox_t
class mailbox_t : public i_mailbox
{
public:

101
src/mailbox_safe.cpp Normal file
View File

@ -0,0 +1,101 @@
/*
Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser 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
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 "mailbox_safe.hpp"
#include "clock.hpp"
#include "err.hpp"
zmq::mailbox_safe_t::mailbox_safe_t (mutex_t* sync_) :
sync (sync_)
{
// Get the pipe into passive state. That way, if the users starts by
// polling on the associated file descriptor it will get woken up when
// new command is posted.
const bool ok = cpipe.read (NULL);
zmq_assert (!ok);
}
zmq::mailbox_safe_t::~mailbox_safe_t ()
{
// TODO: Retrieve and deallocate commands inside the cpipe.
// Work around problem that other threads might still be in our
// send() method, by waiting on the mutex before disappearing.
sync->lock ();
sync->unlock ();
}
void zmq::mailbox_safe_t::add_signaler(signaler_t* signaler)
{
signalers.push_back(signaler);
}
void zmq::mailbox_safe_t::remove_signaler(signaler_t* signaler)
{
std::vector<signaler_t*>::iterator it = signalers.begin();
// TODO: make a copy of array and signal outside the lock
for (; it != signalers.end(); ++it){
if (*it == signaler)
break;
}
if (it != signalers.end())
signalers.erase(it);
}
void zmq::mailbox_safe_t::send (const command_t &cmd_)
{
sync->lock ();
cpipe.write (cmd_, false);
const bool ok = cpipe.flush ();
if (!ok) {
cond_var.broadcast ();
for (std::vector<signaler_t*>::iterator it = signalers.begin(); it != signalers.end(); ++it){
(*it)->send();
}
}
sync->unlock ();
}
int zmq::mailbox_safe_t::recv (command_t *cmd_, int timeout_)
{
// Try to get the command straight away.
if (cpipe.read (cmd_))
return 0;
// Wait for signal from the command sender.
int rc = cond_var.wait (sync, timeout_);
if (rc == -1) {
errno_assert (errno == EAGAIN || errno == EINTR);
return -1;
}
// Another thread may already fetch the command
const bool ok = cpipe.read (cmd_);
if (!ok) {
errno = EAGAIN;
return -1;
}
return 0;
}

87
src/mailbox_safe.hpp Normal file
View File

@ -0,0 +1,87 @@
/*
Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser 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
GNU Lesser General Public License for more details.
void send (const command_t &cmd_);
int recv (command_t *cmd_, int timeout_);
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/>.
*/
#ifndef __ZMQ_MAILBOX_SAFE_HPP_INCLUDED__
#define __ZMQ_MAILBOX_SAFE_HPP_INCLUDED__
#include <vector>
#include <stddef.h>
#include "platform.hpp"
#include "signaler.hpp"
#include "fd.hpp"
#include "config.hpp"
#include "command.hpp"
#include "ypipe.hpp"
#include "mutex.hpp"
#include "i_mailbox.hpp"
#include "condition_variable.hpp"
namespace zmq
{
class mailbox_safe_t : public i_mailbox
{
public:
mailbox_safe_t (mutex_t* sync_);
~mailbox_safe_t ();
void send (const command_t &cmd_);
int recv (command_t *cmd_, int timeout_);
// Add signaler to mailbox which will be called when a message is ready
void add_signaler(signaler_t* signaler);
void remove_signaler(signaler_t* signaler);
#ifdef HAVE_FORK
// close the file descriptors in the signaller. This is used in a forked
// child process to close the file descriptors so that they do not interfere
// with the context in the parent process.
void forked ()
{
// TODO: call fork on the condition variable
}
#endif
private:
// The pipe to store actual commands.
typedef ypipe_t <command_t, command_pipe_granularity> cpipe_t;
cpipe_t cpipe;
// Condition variable to pass signals from writer thread to reader thread.
condition_variable_t cond_var;
// Synchronize access to the mailbox from receivers and senders
mutex_t* sync;
std::vector <zmq::signaler_t* > signalers;
// Disable copying of mailbox_t object.
mailbox_safe_t (const mailbox_safe_t&);
const mailbox_safe_t &operator = (const mailbox_safe_t&);
};
}
#endif

View File

@ -60,6 +60,11 @@ namespace zmq
LeaveCriticalSection (&cs);
}
inline CRITICAL_SECTION* get_cs()
{
return &cs;
}
private:
CRITICAL_SECTION cs;
@ -83,7 +88,13 @@ namespace zmq
public:
inline mutex_t ()
{
int rc = pthread_mutex_init (&mutex, NULL);
int rc = pthread_mutexattr_init(&attr);
posix_assert (rc);
rc = pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
posix_assert (rc);
rc = pthread_mutex_init (&mutex, &attr);
posix_assert (rc);
}
@ -91,6 +102,9 @@ namespace zmq
{
int rc = pthread_mutex_destroy (&mutex);
posix_assert (rc);
rc = pthread_mutexattr_destroy (&attr);
posix_assert (rc);
}
inline void lock ()
@ -115,9 +129,15 @@ namespace zmq
posix_assert (rc);
}
inline pthread_mutex_t* get_mutex()
{
return &mutex;
}
private:
pthread_mutex_t mutex;
pthread_mutexattr_t attr;
// Disable copy construction and assignment.
mutex_t (const mutex_t&);

View File

@ -25,7 +25,7 @@
#include "err.hpp"
zmq::server_t::server_t (class ctx_t *parent_, uint32_t tid_, int sid_) :
socket_base_t (parent_, tid_, sid_),
socket_base_t (parent_, tid_, sid_, true),
next_rid (generate_random ())
{
options.type = ZMQ_SERVER;

View File

@ -54,6 +54,8 @@
#include "ipc_address.hpp"
#include "tcp_address.hpp"
#include "tipc_address.hpp"
#include "mailbox.hpp"
#include "mailbox_safe.hpp"
#ifdef ZMQ_HAVE_OPENPGM
#include "pgm_socket.hpp"
#endif
@ -73,6 +75,14 @@
#include "server.hpp"
#include "client.hpp"
#define ENTER_MUTEX() \
if (thread_safe) \
sync.lock();
#define EXIT_MUTEX() \
if (thread_safe) \
sync.unlock();
bool zmq::socket_base_t::check_tag ()
{
return tag == 0xbaddecaf;
@ -131,13 +141,16 @@ zmq::socket_base_t *zmq::socket_base_t::create (int type_, class ctx_t *parent_,
}
alloc_assert (s);
if (s->mailbox.get_fd () == retired_fd)
mailbox_t *mailbox = dynamic_cast<mailbox_t*> (s->mailbox);
if (mailbox != NULL && mailbox->get_fd () == retired_fd)
return NULL;
return s;
}
zmq::socket_base_t::socket_base_t (ctx_t *parent_, uint32_t tid_, int sid_) :
zmq::socket_base_t::socket_base_t (ctx_t *parent_, uint32_t tid_, int sid_, bool thread_safe_) :
own_t (parent_, tid_),
tag (0xbaddecaf),
ctx_terminated (false),
@ -147,22 +160,34 @@ zmq::socket_base_t::socket_base_t (ctx_t *parent_, uint32_t tid_, int sid_) :
rcvmore (false),
file_desc(-1),
monitor_socket (NULL),
monitor_events (0)
monitor_events (0),
thread_safe (thread_safe_),
reaper_signaler (NULL)
{
options.socket_id = sid_;
options.ipv6 = (parent_->get (ZMQ_IPV6) != 0);
options.linger = parent_->get (ZMQ_BLOCKY)? -1: 0;
if (thread_safe)
mailbox = new mailbox_safe_t(&sync);
else
mailbox = new mailbox_t();
}
zmq::socket_base_t::~socket_base_t ()
{
delete mailbox;
if (reaper_signaler)
delete reaper_signaler;
stop_monitor ();
zmq_assert (destroyed);
}
zmq::mailbox_t *zmq::socket_base_t::get_mailbox ()
zmq::i_mailbox *zmq::socket_base_t::get_mailbox ()
{
return &mailbox;
return mailbox;
}
void zmq::socket_base_t::stop ()
@ -275,57 +300,84 @@ void zmq::socket_base_t::attach_pipe (pipe_t *pipe_, bool subscribe_to_all_)
int zmq::socket_base_t::setsockopt (int option_, const void *optval_,
size_t optvallen_)
{
ENTER_MUTEX();
if (unlikely (ctx_terminated)) {
errno = ETERM;
EXIT_MUTEX();
return -1;
}
// First, check whether specific socket type overloads the option.
int rc = xsetsockopt (option_, optval_, optvallen_);
if (rc == 0 || errno != EINVAL)
if (rc == 0 || errno != EINVAL) {
EXIT_MUTEX();
return rc;
}
// If the socket type doesn't support the option, pass it to
// the generic option parser.
return options.setsockopt (option_, optval_, optvallen_);
rc = options.setsockopt (option_, optval_, optvallen_);
EXIT_MUTEX();
return rc;
}
int zmq::socket_base_t::getsockopt (int option_, void *optval_,
size_t *optvallen_)
{
ENTER_MUTEX();
if (unlikely (ctx_terminated)) {
errno = ETERM;
EXIT_MUTEX();
return -1;
}
if (option_ == ZMQ_RCVMORE) {
if (*optvallen_ < sizeof (int)) {
errno = EINVAL;
EXIT_MUTEX();
return -1;
}
*((int*) optval_) = rcvmore ? 1 : 0;
*optvallen_ = sizeof (int);
EXIT_MUTEX();
return 0;
}
if (option_ == ZMQ_FD) {
if (*optvallen_ < sizeof (fd_t)) {
errno = EINVAL;
EXIT_MUTEX();
return -1;
}
*((fd_t*) optval_) = mailbox.get_fd ();
*optvallen_ = sizeof (fd_t);
if (thread_safe) {
// thread safe socket doesn't provide file descriptor
errno = EINVAL;
EXIT_MUTEX();
return -1;
}
*((fd_t*)optval_) = ((mailbox_t*)mailbox)->get_fd();
*optvallen_ = sizeof(fd_t);
EXIT_MUTEX();
return 0;
}
if (option_ == ZMQ_EVENTS) {
if (*optvallen_ < sizeof (int)) {
errno = EINVAL;
EXIT_MUTEX();
return -1;
}
int rc = process_commands (0, false);
if (rc != 0 && (errno == EINTR || errno == ETERM))
if (rc != 0 && (errno == EINTR || errno == ETERM)) {
EXIT_MUTEX();
return -1;
}
errno_assert (rc == 0);
*((int*) optval_) = 0;
if (has_out ())
@ -333,39 +385,51 @@ int zmq::socket_base_t::getsockopt (int option_, void *optval_,
if (has_in ())
*((int*) optval_) |= ZMQ_POLLIN;
*optvallen_ = sizeof (int);
EXIT_MUTEX();
return 0;
}
if (option_ == ZMQ_LAST_ENDPOINT) {
if (*optvallen_ < last_endpoint.size () + 1) {
errno = EINVAL;
EXIT_MUTEX();
return -1;
}
strcpy (static_cast <char *> (optval_), last_endpoint.c_str ());
*optvallen_ = last_endpoint.size () + 1;
EXIT_MUTEX();
return 0;
}
return options.getsockopt (option_, optval_, optvallen_);
int rc = options.getsockopt (option_, optval_, optvallen_);
EXIT_MUTEX();
return rc;
}
int zmq::socket_base_t::bind (const char *addr_)
{
ENTER_MUTEX();
if (unlikely (ctx_terminated)) {
errno = ETERM;
EXIT_MUTEX();
return -1;
}
// Process pending commands, if any.
int rc = process_commands (0, false);
if (unlikely (rc != 0))
if (unlikely (rc != 0)) {
EXIT_MUTEX();
return -1;
}
// Parse addr_ string.
std::string protocol;
std::string address;
if (parse_uri (addr_, protocol, address) || check_protocol (protocol))
if (parse_uri (addr_, protocol, address) || check_protocol (protocol)) {
EXIT_MUTEX();
return -1;
}
if (protocol == "inproc") {
const endpoint_t endpoint = { this, options };
@ -374,12 +438,14 @@ int zmq::socket_base_t::bind (const char *addr_)
connect_pending (addr_, this);
last_endpoint.assign (addr_);
}
EXIT_MUTEX();
return rc;
}
if (protocol == "pgm" || protocol == "epgm" || protocol == "norm") {
// For convenience's sake, bind can be used interchageable with
// connect for PGM, EPGM and NORM transports.
EXIT_MUTEX();
return connect (addr_);
}
@ -388,6 +454,7 @@ int zmq::socket_base_t::bind (const char *addr_)
io_thread_t *io_thread = choose_io_thread (options.affinity);
if (!io_thread) {
errno = EMTHREAD;
EXIT_MUTEX();
return -1;
}
@ -399,6 +466,7 @@ int zmq::socket_base_t::bind (const char *addr_)
if (rc != 0) {
delete listener;
event_bind_failed (address, zmq_errno());
EXIT_MUTEX();
return -1;
}
@ -406,6 +474,7 @@ int zmq::socket_base_t::bind (const char *addr_)
listener->get_address (last_endpoint);
add_endpoint (last_endpoint.c_str (), (own_t *) listener, NULL);
EXIT_MUTEX();
return 0;
}
@ -418,6 +487,7 @@ int zmq::socket_base_t::bind (const char *addr_)
if (rc != 0) {
delete listener;
event_bind_failed (address, zmq_errno());
EXIT_MUTEX();
return -1;
}
@ -425,6 +495,7 @@ int zmq::socket_base_t::bind (const char *addr_)
listener->get_address (last_endpoint);
add_endpoint (last_endpoint.c_str (), (own_t *) listener, NULL);
EXIT_MUTEX();
return 0;
}
#endif
@ -437,6 +508,7 @@ int zmq::socket_base_t::bind (const char *addr_)
if (rc != 0) {
delete listener;
event_bind_failed (address, zmq_errno());
EXIT_MUTEX();
return -1;
}
@ -444,31 +516,40 @@ int zmq::socket_base_t::bind (const char *addr_)
listener->get_address (last_endpoint);
add_endpoint (addr_, (own_t *) listener, NULL);
EXIT_MUTEX();
return 0;
}
#endif
EXIT_MUTEX();
zmq_assert (false);
return -1;
}
int zmq::socket_base_t::connect (const char *addr_)
{
ENTER_MUTEX();
if (unlikely (ctx_terminated)) {
errno = ETERM;
EXIT_MUTEX();
return -1;
}
// Process pending commands, if any.
int rc = process_commands (0, false);
if (unlikely (rc != 0))
if (unlikely (rc != 0)) {
EXIT_MUTEX();
return -1;
}
// Parse addr_ string.
std::string protocol;
std::string address;
if (parse_uri (addr_, protocol, address) || check_protocol (protocol))
if (parse_uri (addr_, protocol, address) || check_protocol (protocol)) {
EXIT_MUTEX();
return -1;
}
if (protocol == "inproc") {
@ -566,6 +647,7 @@ int zmq::socket_base_t::connect (const char *addr_)
// remember inproc connections for disconnect
inprocs.insert (inprocs_t::value_type (std::string (addr_), new_pipes [0]));
EXIT_MUTEX();
return 0;
}
bool is_single_connect = (options.type == ZMQ_DEALER ||
@ -577,6 +659,7 @@ int zmq::socket_base_t::connect (const char *addr_)
// There is no valid use for multiple connects for SUB-PUB nor
// DEALER-ROUTER nor REQ-REP. Multiple connects produces
// nonsensical results.
EXIT_MUTEX();
return 0;
}
}
@ -585,6 +668,7 @@ int zmq::socket_base_t::connect (const char *addr_)
io_thread_t *io_thread = choose_io_thread (options.affinity);
if (!io_thread) {
errno = EMTHREAD;
EXIT_MUTEX();
return -1;
}
@ -624,6 +708,7 @@ int zmq::socket_base_t::connect (const char *addr_)
if (rc == -1) {
errno = EINVAL;
delete paddr;
EXIT_MUTEX();
return -1;
}
// Defer resolution until a socket is opened
@ -637,6 +722,7 @@ int zmq::socket_base_t::connect (const char *addr_)
int rc = paddr->resolved.ipc_addr->resolve (address.c_str ());
if (rc != 0) {
delete paddr;
EXIT_MUTEX();
return -1;
}
}
@ -652,6 +738,7 @@ int zmq::socket_base_t::connect (const char *addr_)
if (res != NULL)
pgm_freeaddrinfo (res);
if (rc != 0 || port_number == 0)
EXIT_MUTEX();
return -1;
}
#endif
@ -663,6 +750,7 @@ int zmq::socket_base_t::connect (const char *addr_)
int rc = paddr->resolved.tipc_addr->resolve (address.c_str());
if (rc != 0) {
delete paddr;
EXIT_MUTEX();
return -1;
}
}
@ -708,6 +796,7 @@ int zmq::socket_base_t::connect (const char *addr_)
paddr->to_string (last_endpoint);
add_endpoint (addr_, (own_t *) session, newpipe);
EXIT_MUTEX();
return 0;
}
@ -720,43 +809,55 @@ void zmq::socket_base_t::add_endpoint (const char *addr_, own_t *endpoint_, pipe
int zmq::socket_base_t::term_endpoint (const char *addr_)
{
ENTER_MUTEX();
// Check whether the library haven't been shut down yet.
if (unlikely (ctx_terminated)) {
errno = ETERM;
EXIT_MUTEX();
return -1;
}
// Check whether endpoint address passed to the function is valid.
if (unlikely (!addr_)) {
errno = EINVAL;
EXIT_MUTEX();
return -1;
}
// Process pending commands, if any, since there could be pending unprocessed process_own()'s
// (from launch_child() for example) we're asked to terminate now.
int rc = process_commands (0, false);
if (unlikely (rc != 0))
if (unlikely(rc != 0)) {
EXIT_MUTEX();
return -1;
}
// Parse addr_ string.
std::string protocol;
std::string address;
if (parse_uri (addr_, protocol, address) || check_protocol (protocol))
if (parse_uri(addr_, protocol, address) || check_protocol(protocol)) {
EXIT_MUTEX();
return -1;
}
// Disconnect an inproc socket
if (protocol == "inproc") {
if (unregister_endpoint (std::string (addr_), this) == 0)
if (unregister_endpoint (std::string(addr_), this) == 0) {
EXIT_MUTEX();
return 0;
}
std::pair <inprocs_t::iterator, inprocs_t::iterator> range = inprocs.equal_range (std::string (addr_));
if (range.first == range.second) {
errno = ENOENT;
EXIT_MUTEX();
return -1;
}
for (inprocs_t::iterator it = range.first; it != range.second; ++it)
it->second->terminate (true);
inprocs.erase (range.first, range.second);
EXIT_MUTEX();
return 0;
}
@ -764,6 +865,7 @@ int zmq::socket_base_t::term_endpoint (const char *addr_)
std::pair <endpoints_t::iterator, endpoints_t::iterator> range = endpoints.equal_range (std::string (addr_));
if (range.first == range.second) {
errno = ENOENT;
EXIT_MUTEX();
return -1;
}
@ -774,27 +876,34 @@ int zmq::socket_base_t::term_endpoint (const char *addr_)
term_child (it->second.first);
}
endpoints.erase (range.first, range.second);
EXIT_MUTEX();
return 0;
}
int zmq::socket_base_t::send (msg_t *msg_, int flags_)
{
ENTER_MUTEX();
// Check whether the library haven't been shut down yet.
if (unlikely (ctx_terminated)) {
errno = ETERM;
EXIT_MUTEX();
return -1;
}
// Check whether message passed to the function is valid.
if (unlikely (!msg_ || !msg_->check ())) {
errno = EFAULT;
EXIT_MUTEX();
return -1;
}
// Process pending commands, if any.
int rc = process_commands (0, true);
if (unlikely (rc != 0))
if (unlikely (rc != 0)) {
EXIT_MUTEX();
return -1;
}
// Clear any user-visible flags that are set on the message.
msg_->reset_flags (msg_t::more);
@ -807,15 +916,21 @@ int zmq::socket_base_t::send (msg_t *msg_, int flags_)
// Try to send the message.
rc = xsend (msg_);
if (rc == 0)
if (rc == 0) {
EXIT_MUTEX();
return 0;
if (unlikely (errno != EAGAIN))
}
if (unlikely (errno != EAGAIN)) {
EXIT_MUTEX();
return -1;
}
// In case of non-blocking send we'll simply propagate
// the error - including EAGAIN - up the stack.
if (flags_ & ZMQ_DONTWAIT || options.sndtimeo == 0)
if (flags_ & ZMQ_DONTWAIT || options.sndtimeo == 0) {
EXIT_MUTEX();
return -1;
}
// Compute the time when the timeout should occur.
// If the timeout is infinite, don't care.
@ -826,35 +941,46 @@ int zmq::socket_base_t::send (msg_t *msg_, int flags_)
// command, process it and try to send the message again.
// If timeout is reached in the meantime, return EAGAIN.
while (true) {
if (unlikely (process_commands (timeout, false) != 0))
if (unlikely (process_commands (timeout, false) != 0)) {
EXIT_MUTEX();
return -1;
}
rc = xsend (msg_);
if (rc == 0)
break;
if (unlikely (errno != EAGAIN))
if (unlikely (errno != EAGAIN)) {
EXIT_MUTEX();
return -1;
}
if (timeout > 0) {
timeout = (int) (end - clock.now_ms ());
if (timeout <= 0) {
errno = EAGAIN;
EXIT_MUTEX();
return -1;
}
}
}
EXIT_MUTEX();
return 0;
}
int zmq::socket_base_t::recv (msg_t *msg_, int flags_)
{
ENTER_MUTEX();
// Check whether the library haven't been shut down yet.
if (unlikely (ctx_terminated)) {
errno = ETERM;
EXIT_MUTEX();
return -1;
}
// Check whether message passed to the function is valid.
if (unlikely (!msg_ || !msg_->check ())) {
errno = EFAULT;
EXIT_MUTEX();
return -1;
}
@ -867,21 +993,26 @@ int zmq::socket_base_t::recv (msg_t *msg_, int flags_)
// described above) from the one used by 'send'. This is because counting
// ticks is more efficient than doing RDTSC all the time.
if (++ticks == inbound_poll_rate) {
if (unlikely (process_commands (0, false) != 0))
if (unlikely (process_commands (0, false) != 0)) {
EXIT_MUTEX();
return -1;
}
ticks = 0;
}
// Get the message.
int rc = xrecv (msg_);
if (unlikely (rc != 0 && errno != EAGAIN))
if (unlikely (rc != 0 && errno != EAGAIN)) {
EXIT_MUTEX();
return -1;
}
// If we have the message, return immediately.
if (rc == 0) {
if (file_desc != retired_fd)
msg_->set_fd(file_desc);
extract_flags (msg_);
EXIT_MUTEX();
return 0;
}
@ -890,16 +1021,22 @@ int zmq::socket_base_t::recv (msg_t *msg_, int flags_)
// activate_reader command already waiting int a command pipe.
// If it's not, return EAGAIN.
if (flags_ & ZMQ_DONTWAIT || options.rcvtimeo == 0) {
if (unlikely (process_commands (0, false) != 0))
if (unlikely (process_commands (0, false) != 0)) {
EXIT_MUTEX();
return -1;
}
ticks = 0;
rc = xrecv (msg_);
if (rc < 0)
if (rc < 0) {
EXIT_MUTEX();
return rc;
}
if (file_desc != retired_fd)
msg_->set_fd(file_desc);
extract_flags (msg_);
EXIT_MUTEX();
return 0;
}
@ -912,20 +1049,25 @@ int zmq::socket_base_t::recv (msg_t *msg_, int flags_)
// we are able to fetch a message.
bool block = (ticks != 0);
while (true) {
if (unlikely (process_commands (block ? timeout : 0, false) != 0))
if (unlikely (process_commands (block ? timeout : 0, false) != 0)) {
EXIT_MUTEX();
return -1;
}
rc = xrecv (msg_);
if (rc == 0) {
ticks = 0;
break;
}
if (unlikely (errno != EAGAIN))
if (unlikely (errno != EAGAIN)) {
EXIT_MUTEX();
return -1;
}
block = true;
if (timeout > 0) {
timeout = (int) (end - clock.now_ms ());
if (timeout <= 0) {
errno = EAGAIN;
EXIT_MUTEX();
return -1;
}
}
@ -934,6 +1076,7 @@ int zmq::socket_base_t::recv (msg_t *msg_, int flags_)
if (file_desc != retired_fd)
msg_->set_fd(file_desc);
extract_flags (msg_);
EXIT_MUTEX();
return 0;
}
@ -964,7 +1107,27 @@ void zmq::socket_base_t::start_reaping (poller_t *poller_)
{
// Plug the socket to the reaper thread.
poller = poller_;
handle = poller->add_fd (mailbox.get_fd (), this);
fd_t fd;
if (!thread_safe)
fd = ((mailbox_t*)mailbox)->get_fd();
else {
ENTER_MUTEX();
reaper_signaler = new signaler_t();
// Add signaler to the safe mailbox
fd = reaper_signaler->get_fd();
((mailbox_safe_t*)mailbox)->add_signaler(reaper_signaler);
// Send a signal to make sure reaper handle existing commands
reaper_signaler->send();
EXIT_MUTEX();
}
handle = poller->add_fd (fd, this);
poller->set_pollin (handle);
// Initialise the termination and check whether it can be deallocated
@ -980,7 +1143,7 @@ int zmq::socket_base_t::process_commands (int timeout_, bool throttle_)
if (timeout_ != 0) {
// If we are asked to wait, simply ask mailbox to wait.
rc = mailbox.recv (&cmd, timeout_);
rc = mailbox->recv (&cmd, timeout_);
}
else {
@ -1007,13 +1170,13 @@ int zmq::socket_base_t::process_commands (int timeout_, bool throttle_)
}
// Check whether there are any commands pending for this thread.
rc = mailbox.recv (&cmd, 0);
rc = mailbox->recv (&cmd, 0);
}
// Process all available commands.
while (rc == 0) {
cmd.destination->process_command (cmd);
rc = mailbox.recv (&cmd, 0);
rc = mailbox->recv (&cmd, 0);
}
if (errno == EINTR)
@ -1118,7 +1281,15 @@ void zmq::socket_base_t::in_event ()
// of the reaper thread. Process any commands from other threads/sockets
// that may be available at the moment. Ultimately, the socket will
// be destroyed.
ENTER_MUTEX();
// If the socket is thread safe we need to unsignal the reaper signaler
if (thread_safe)
reaper_signaler->recv();
process_commands (0, false);
EXIT_MUTEX();
check_destroy ();
}

View File

@ -31,7 +31,7 @@
#include "poller.hpp"
#include "atomic_counter.hpp"
#include "i_poll_events.hpp"
#include "mailbox.hpp"
#include "i_mailbox.hpp"
#include "stdint.hpp"
#include "clock.hpp"
#include "pipe.hpp"
@ -66,7 +66,7 @@ namespace zmq
uint32_t tid_, int sid_);
// Returns the mailbox associated with this socket.
mailbox_t *get_mailbox ();
i_mailbox *get_mailbox ();
// Interrupt blocking call if the socket is stuck in one.
// This function can be called from a different thread!
@ -123,7 +123,7 @@ namespace zmq
protected:
socket_base_t (zmq::ctx_t *parent_, uint32_t tid_, int sid_);
socket_base_t (zmq::ctx_t *parent_, uint32_t tid_, int sid_, bool thread_safe_ = false);
virtual ~socket_base_t ();
// Concrete algorithms for the x- methods are to be defined by
@ -223,7 +223,7 @@ namespace zmq
void process_term (int linger_);
// Socket's mailbox object.
mailbox_t mailbox;
i_mailbox* mailbox;
// List of attached pipes.
typedef array_t <pipe_t, 3> pipes_t;
@ -257,9 +257,17 @@ namespace zmq
// Last socket endpoint resolved URI
std::string last_endpoint;
socket_base_t (const socket_base_t&);
const socket_base_t &operator = (const socket_base_t&);
// Indicate if the socket is thread safe
bool thread_safe;
// Signaler to be used in the reaping stage
signaler_t* reaper_signaler;
// Mutex for synchronize access to the socket in thread safe mode
mutex_t sync;
socket_base_t (const socket_base_t&);
const socket_base_t &operator = (const socket_base_t&);
};
}

View File

@ -179,7 +179,7 @@ int zmq::stream_t::xsetsockopt (int option_, const void *optval_,
case ZMQ_STREAM_NOTIFY:
if (is_int && (value == 0 || value == 1)) {
options.raw_notify = value;
options.raw_notify = (value != 0);
return 0;
}
break;

View File

@ -627,8 +627,7 @@ int zmq_msg_get (zmq_msg_t *msg_, int property_)
case ZMQ_MORE:
return (((zmq::msg_t*) msg_)->flags () & zmq::msg_t::more)? 1: 0;
case ZMQ_SRCFD:
// warning: int64_t to int
return ((zmq::msg_t*) msg_)->fd ();
return (int)((zmq::msg_t*) msg_)->fd ();
case ZMQ_SHARED:
return (((zmq::msg_t*) msg_)->is_cmsg ()) ||
(((zmq::msg_t*) msg_)->flags () & zmq::msg_t::shared)? 1: 0;

View File

@ -45,6 +45,8 @@ set(tests
test_connect_rid
test_xpub_nodrop
test_pub_invert_matching
test_thread_safe
test_client_server
)
if(NOT WIN32)
list(APPEND tests

145
tests/test_thread_safe.cpp Normal file
View File

@ -0,0 +1,145 @@
/*:
Copyright (c) 2007-2015 Contributors as noted in the AUTHORS file
This file is part of 0MQ.
0MQ is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser 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
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 "testutil.hpp"
void worker1(void* s);
void worker2(void* s);
int main (void)
{
setup_test_environment();
void *ctx = zmq_ctx_new ();
assert (ctx);
void *client = zmq_socket (ctx, ZMQ_CLIENT);
void *client2 = zmq_socket (ctx, ZMQ_CLIENT);
int rc;
rc = zmq_bind (client, "tcp://127.0.0.1:5560");
assert (rc == 0);
rc = zmq_connect (client2, "tcp://127.0.0.1:5560");
assert (rc == 0);
void* t1 = zmq_threadstart(worker1, client2);
void* t2 = zmq_threadstart(worker2, client2);
char data[1];
data[0] = 0;
for (int i=0; i < 10; i++) {
rc = zmq_send_const(client, data, 1, 0);
assert (rc == 1);
rc = zmq_send_const(client, data, 1, 0);
assert(rc == 1);
char a, b;
rc = zmq_recv(client, &a, 1, 0);
assert(rc == 1);
rc = zmq_recv(client, &b, 1, 0);
assert(rc == 1);
// make sure they came from different threads
assert((a == 1 && b == 2) || (a == 2 && b == 1));
}
// make the thread exit
data[0] = 1;
rc = zmq_send_const(client, data, 1, 0);
assert (rc == 1);
rc = zmq_send_const(client, data, 1, 0);
assert(rc == 1);
zmq_threadclose(t1);
zmq_threadclose(t2);
rc = zmq_close (client2);
assert (rc == 0);
rc = zmq_close (client);
assert (rc == 0);
rc = zmq_ctx_term (ctx);
assert (rc == 0);
return 0 ;
}
void worker1(void* s)
{
const char worker_id = 1;
char c;
while (true)
{
int rc = zmq_recv(s, &c,1, 0);
assert(rc == 1);
if (c == 0)
{
msleep(10);
rc = zmq_send_const(s,&worker_id, 1, 0);
assert(rc == 1);
}
else
{
// we got exit request
break;
}
}
}
void worker2(void* s)
{
const char worker_id = 2;
char c;
while (true)
{
int rc = zmq_recv(s, &c,1, 0);
assert(rc == 1);
assert(c == 1 || c == 0);
if (c == 0)
{
msleep(10);
rc = zmq_send_const(s,&worker_id, 1, 0);
assert(rc == 1);
}
else
{
// we got exit request
break;
}
}
}