mirror of https://github.com/eclipse/paho.mqtt.c
Changes to the synchronous client API to check mutex calls on Linux, for bug #419233
This commit is contained in:
Ian Craggs
parent
848411d091
commit
46aec931d0
51
Makefile
51
Makefile
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@ -58,6 +58,18 @@ SYNC_SAMPLES = ${addprefix ${blddir}/samples/,${SAMPLE_FILES_C}}
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SAMPLE_FILES_A = stdoutsuba MQTTAsync_subscribe MQTTAsync_publish
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ASYNC_SAMPLES = ${addprefix ${blddir}/samples/,${SAMPLE_FILES_A}}
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TEST_FILES_C = test1
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SYNC_TESTS = ${addprefix ${blddir}/test/,${TEST_FILES_C}}
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TEST_FILES_CS = test3
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SYNC_SSL_TESTS = ${addprefix ${blddir}/test/,${TEST_FILES_CS}}
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TEST_FILES_A = test4
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ASYNC_TESTS = ${addprefix ${blddir}/test/,${TEST_FILES_A}}
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TEST_FILES_AS = test5
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ASYNC_SSL_TESTS = ${addprefix ${blddir}/test/,${TEST_FILES_AS}}
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# The names of the four different libraries to be built
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MQTTLIB_C = paho-mqtt3c
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MQTTLIB_CS = paho-mqtt3cs
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@ -96,20 +108,33 @@ MQTTVERSION_TARGET = ${blddir}/MQTTVersion
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CCFLAGS_SO = -g -fPIC -Os -Wall -fvisibility=hidden
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FLAGS_EXE = -I ${srcdir} -lpthread -L ${blddir}
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LDFLAGS_C = -shared -Wl,-soname,lib$(MQTTLIB_C).so.${MAJOR_VERSION}
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LDFLAGS_CS = -shared -Wl,-soname,lib$(MQTTLIB_CS).so.${MAJOR_VERSION} -ldl -Wl,-whole-archive -lcrypto -lssl -Wl,-no-whole-archive
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LDFLAGS_A = -shared -Wl,-soname,lib${MQTTLIB_A}.so.${MAJOR_VERSION}
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LDFLAGS_AS = -shared -Wl,-soname,lib${MQTTLIB_AS}.so.${MAJOR_VERSION} -ldl -Wl,-whole-archive -lcrypto -lssl -Wl,-no-whole-archive
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LDFLAGS_C = -shared -Wl,-soname,lib$(MQTTLIB_C).so.${MAJOR_VERSION} -Wl,-init,MQTTClient_init
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LDFLAGS_CS = -shared -Wl,-soname,lib$(MQTTLIB_CS).so.${MAJOR_VERSION} -ldl -lcrypto -lssl -Wl,-no-whole-archive -Wl,-init,MQTTClient_init
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LDFLAGS_A = -shared -Wl,-soname,lib${MQTTLIB_A}.so.${MAJOR_VERSION} -Wl,-init,MQTTAsync_init
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LDFLAGS_AS = -shared -Wl,-soname,lib${MQTTLIB_AS}.so.${MAJOR_VERSION} -ldl -lcrypto -lssl -Wl,-no-whole-archive -Wl,-init,MQTTAsync_init
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all: build
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build: | mkdir ${MQTTLIB_C_TARGET} ${MQTTLIB_CS_TARGET} ${MQTTLIB_A_TARGET} ${MQTTLIB_AS_TARGET} ${MQTTVERSION_TARGET} ${SYNC_SAMPLES} ${ASYNC_SAMPLES}
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build: | mkdir ${MQTTLIB_C_TARGET} ${MQTTLIB_CS_TARGET} ${MQTTLIB_A_TARGET} ${MQTTLIB_AS_TARGET} ${MQTTVERSION_TARGET} ${SYNC_SAMPLES} ${ASYNC_SAMPLES} ${SYNC_TESTS} ${SYNC_SSL_TESTS} ${ASYNC_TESTS} ${ASYNC_SSL_TESTS}
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clean:
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rm -rf ${blddir}/*
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mkdir:
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-mkdir -p ${blddir}/samples
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-mkdir -p ${blddir}/test
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${SYNC_TESTS}: ${blddir}/test/%: ${srcdir}/../test/%.c
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${CC} ${FLAGS_EXE} -g -o ${blddir}/test/${basename ${+F}} $< -l${MQTTLIB_C}
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${SYNC_SSL_TESTS}: ${blddir}/test/%: ${srcdir}/../test/%.c
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${CC} ${FLAGS_EXE} -g -o ${blddir}/test/${basename ${+F}} $< -l${MQTTLIB_CS}
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${ASYNC_TESTS}: ${blddir}/test/%: ${srcdir}/../test/%.c
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${CC} ${FLAGS_EXE} -g -o ${blddir}/test/${basename ${+F}} $< -l${MQTTLIB_A}
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${ASYNC_SSL_TESTS}: ${blddir}/test/%: ${srcdir}/../test/%.c
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${CC} ${FLAGS_EXE} -g -o ${blddir}/test/${basename ${+F}} $< -l${MQTTLIB_AS}
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${SYNC_SAMPLES}: ${blddir}/samples/%: ${srcdir}/samples/%.c
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${CC} ${FLAGS_EXE} -o ${blddir}/samples/${basename ${+F}} $< -l${MQTTLIB_C}
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@ -119,23 +144,23 @@ ${ASYNC_SAMPLES}: ${blddir}/samples/%: ${srcdir}/samples/%.c
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${MQTTLIB_C_TARGET}: ${SOURCE_FILES_C} ${HEADERS_C}
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${CC} ${CCFLAGS_SO} ${LDFLAGS_C} -o $@ ${SOURCE_FILES_C}
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ln -s lib$(MQTTLIB_C).so.${VERSION} ${blddir}/lib$(MQTTLIB_C).so.${MAJOR_VERSION}
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ln -s lib$(MQTTLIB_C).so.${MAJOR_VERSION} ${blddir}/lib$(MQTTLIB_C).so
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-ln -s lib$(MQTTLIB_C).so.${VERSION} ${blddir}/lib$(MQTTLIB_C).so.${MAJOR_VERSION}
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-ln -s lib$(MQTTLIB_C).so.${MAJOR_VERSION} ${blddir}/lib$(MQTTLIB_C).so
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${MQTTLIB_CS_TARGET}: ${SOURCE_FILES_CS} ${HEADERS_C}
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${CC} ${CCFLAGS_SO} ${LDFLAGS_CS} -o $@ ${SOURCE_FILES_CS} -DOPENSSL
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ln -s lib$(MQTTLIB_CS).so.${VERSION} ${blddir}/lib$(MQTTLIB_CS).so.${MAJOR_VERSION}
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ln -s lib$(MQTTLIB_CS).so.${MAJOR_VERSION} ${blddir}/lib$(MQTTLIB_CS).so
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-ln -s lib$(MQTTLIB_CS).so.${VERSION} ${blddir}/lib$(MQTTLIB_CS).so.${MAJOR_VERSION}
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-ln -s lib$(MQTTLIB_CS).so.${MAJOR_VERSION} ${blddir}/lib$(MQTTLIB_CS).so
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${MQTTLIB_A_TARGET}: ${SOURCE_FILES_A} ${HEADERS_A}
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${CC} ${CCFLAGS_SO} ${LDFLAGS_A} -o $@ ${SOURCE_FILES_A}
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ln -s lib$(MQTTLIB_A).so.${VERSION} ${blddir}/lib$(MQTTLIB_A).so.${MAJOR_VERSION}
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ln -s lib$(MQTTLIB_A).so.${MAJOR_VERSION} ${blddir}/lib$(MQTTLIB_A).so
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-ln -s lib$(MQTTLIB_A).so.${VERSION} ${blddir}/lib$(MQTTLIB_A).so.${MAJOR_VERSION}
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-ln -s lib$(MQTTLIB_A).so.${MAJOR_VERSION} ${blddir}/lib$(MQTTLIB_A).so
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${MQTTLIB_AS_TARGET}: ${SOURCE_FILES_AS} ${HEADERS_A}
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${CC} ${CCFLAGS_SO} ${LDFLAGS_AS} -o $@ ${SOURCE_FILES_AS} -DOPENSSL
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ln -s lib$(MQTTLIB_AS).so.${VERSION} ${blddir}/lib$(MQTTLIB_AS).so.${MAJOR_VERSION}
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ln -s lib$(MQTTLIB_AS).so.${MAJOR_VERSION} ${blddir}/lib$(MQTTLIB_AS).so
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-ln -s lib$(MQTTLIB_AS).so.${VERSION} ${blddir}/lib$(MQTTLIB_AS).so.${MAJOR_VERSION}
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-ln -s lib$(MQTTLIB_AS).so.${MAJOR_VERSION} ${blddir}/lib$(MQTTLIB_AS).so
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${MQTTVERSION_TARGET}: $(srcdir)/MQTTVersion.c $(srcdir)/MQTTAsync.h
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${CC} ${FLAGS_EXE} -o $@ -l${MQTTLIB_A} $(srcdir)/MQTTVersion.c -ldl
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42
build.xml
42
build.xml
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@ -57,7 +57,7 @@
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<!-- non-SSL, synchronous library -->
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<property name="output.filename" value="${output.folder}/lib${libname}.so" />
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<exec executable="gcc" failonerror="true">
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<arg line="${ccflags.so} ${ldflags.so} -Wl,-soname,lib${libname}.so -o ${output.filename} ${sync.source.files}"/>
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<arg line="${ccflags.so} ${ldflags.so} -Wl,-init,MQTTClient_init -Wl,-soname,lib${libname}.so -o ${output.filename} ${sync.source.files}"/>
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</exec>
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<exec executable="strip" failonerror="true">
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<arg value="${output.filename}" />
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@ -69,7 +69,7 @@
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<!-- SSL, synchronous library -->
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<property name="output.ssl.filename" value="${output.folder}/lib${libname.ssl}.so" />
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<exec executable="gcc" failonerror="true">
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<arg line="-DOPENSSL ${ccflags.so} ${ldflags.so} -Wl,-soname,lib${libname.ssl}.so -o ${output.ssl.filename} ${sync.source.files}"/>
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<arg line="-DOPENSSL ${ccflags.so} ${ldflags.so} -Wl,-init,MQTTClient_init -Wl,-soname,lib${libname.ssl}.so -o ${output.ssl.filename} ${sync.source.files}"/>
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</exec>
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<exec executable="strip" failonerror="true">
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<arg value="${output.ssl.filename}" />
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@ -210,22 +210,22 @@
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<available file="/usr/bin/doxygen"/>
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<then>
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<mkdir dir="${output.folder}/doc"/>
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<exec executable="doxygen" dir="src">
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<arg value="../doc/DoxyfileV3ClientAPI"/>
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</exec>
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<exec executable="doxygen" dir="src">
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<arg value="../doc/DoxyfileV3AsyncAPI"/>
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</exec>
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<zip destfile="${output.folder}/MQTTClient_doc.zip">
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<zipfileset dir="${output.folder}/doc/MQTTClient" />
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</zip>
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<zip destfile="${output.folder}/MQTTAsync_doc.zip">
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<zipfileset dir="${output.folder}/doc/MQTTAsync" prefix="MQTTAsync/"/>
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</zip>
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<delete dir="${output.folder}/doc" />
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<exec executable="doxygen" dir="src">
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<arg value="../doc/DoxyfileV3ClientAPI"/>
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</exec>
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<exec executable="doxygen" dir="src">
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<arg value="../doc/DoxyfileV3AsyncAPI"/>
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</exec>
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<zip destfile="${output.folder}/MQTTClient_doc.zip">
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<zipfileset dir="${output.folder}/doc/MQTTClient" />
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</zip>
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<zip destfile="${output.folder}/MQTTAsync_doc.zip">
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<zipfileset dir="${output.folder}/doc/MQTTAsync" prefix="MQTTAsync/"/>
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</zip>
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<delete dir="${output.folder}/doc" />
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</then>
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<else>
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<echo message="doxygen is not available" />
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<echo message="doxygen is not available" />
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</else>
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</if>
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</target>
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@ -234,13 +234,13 @@
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<if>
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<available file="/shared/technology"/>
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<then>
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<mkdir dir="/shared/technology/paho/C"/>
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<echo message="Copying the build output to /shared" />
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<copy overwrite="true" todir="/shared/technology/paho/C">
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<mkdir dir="/shared/technology/paho/C"/>
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<echo message="Copying the build output to /shared" />
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<copy overwrite="true" todir="/shared/technology/paho/C">
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<fileset dir="${output.folder}">
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<include name="*.zip"/>
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<include name="*.zip"/>
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</fileset>
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</copy>
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</copy>
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</then>
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</if>
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</target>
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@ -91,10 +91,10 @@ BOOL APIENTRY DllMain(HANDLE hModule,
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mqttasync_mutex = CreateMutex(NULL, 0, NULL);
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mqttcommand_mutex = CreateMutex(NULL, 0, NULL);
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send_sem = CreateEvent(
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NULL, // default security attributes
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FALSE, // manual-reset event?
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FALSE, // initial state is nonsignaled
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NULL // object name
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NULL, /* default security attributes */
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FALSE, /* manual-reset event? */
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FALSE, /* initial state is nonsignaled */
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NULL /* object name */
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);
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stack_mutex = CreateMutex(NULL, 0, NULL);
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heap_mutex = CreateMutex(NULL, 0, NULL);
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@ -753,16 +753,12 @@ void MQTTAsync_checkDisconnect(MQTTAsync handle, MQTTAsync_command* command)
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if (command->details.dis.internal && m->cl && was_connected)
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{
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Log(TRACE_MIN, -1, "Calling connectionLost for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(m->cl))(m->context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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else if (!command->details.dis.internal && command->onSuccess)
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{
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Log(TRACE_MIN, -1, "Calling disconnect complete for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(command->onSuccess))(command->context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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}
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FUNC_EXIT;
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@ -1051,9 +1047,7 @@ void MQTTAsync_processCommand()
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data.alt.pub.message.qos = command->command.details.pub.qos;
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data.alt.pub.message.retained = command->command.details.pub.retained;
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Log(TRACE_MIN, -1, "Calling publish success for client %s", command->client->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(command->command.onSuccess))(command->command.context, &data);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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}
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else
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@ -1115,10 +1109,7 @@ void MQTTAsync_processCommand()
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if (command->command.onFailure)
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{
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Log(TRACE_MIN, -1, "Calling command failure for client %s", command->client->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(command->command.onFailure))(command->command.context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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MQTTAsync_freeConnect(command->command);
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MQTTAsync_freeCommand(command); /* free up the command if necessary */
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@ -1182,9 +1173,7 @@ void MQTTAsync_checkTimeouts()
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if (m->connect.onFailure)
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{
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Log(TRACE_MIN, -1, "Calling connect failure for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(m->connect.onFailure))(m->connect.context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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}
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continue;
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@ -1208,9 +1197,7 @@ void MQTTAsync_checkTimeouts()
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{
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Log(TRACE_MIN, -1, "Calling %s failure for client %s",
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MQTTPacket_name(com->command.type), m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(com->command.onFailure))(com->command.context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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timed_out_count++;
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}
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@ -1494,9 +1481,7 @@ thread_return_type WINAPI MQTTAsync_receiveThread(void* n)
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if (m->connect.onSuccess)
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{
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Log(TRACE_MIN, -1, "Calling connect success for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(m->connect.onSuccess))(m->connect.context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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}
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else
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@ -1527,9 +1512,7 @@ thread_return_type WINAPI MQTTAsync_receiveThread(void* n)
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data.code = rc;
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data.message = "CONNACK return code";
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Log(TRACE_MIN, -1, "Calling connect failure for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(m->connect.onFailure))(m->connect.context, &data);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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}
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}
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@ -1567,9 +1550,7 @@ thread_return_type WINAPI MQTTAsync_receiveThread(void* n)
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rc = MQTTProtocol_handleSubacks(pack, m->c->net.socket);
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handleCalled = 1;
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Log(TRACE_MIN, -1, "Calling subscribe success for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(command->command.onSuccess))(command->command.context, &data);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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if (array)
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free(array);
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}
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@ -1598,9 +1579,7 @@ thread_return_type WINAPI MQTTAsync_receiveThread(void* n)
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rc = MQTTProtocol_handleUnsubacks(pack, m->c->net.socket);
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handleCalled = 1;
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Log(TRACE_MIN, -1, "Calling unsubscribe success for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(command->command.onSuccess))(command->command.context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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MQTTAsync_freeCommand(command);
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break;
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@ -1932,9 +1911,7 @@ int MQTTAsync_deliverMessage(MQTTAsyncs* m, char* topicName, int topicLen, MQTTA
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Log(TRACE_MIN, -1, "Calling messageArrived for client %s, queue depth %d",
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m->c->clientID, m->c->messageQueue->count);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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rc = (*(m->ma))(m->context, topicName, topicLen, mm);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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/* if 0 (false) is returned by the callback then it failed, so we don't remove the message from
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* the queue, and it will be retried later. If 1 is returned then the message data may have been freed,
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* so we must be careful how we use it.
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@ -2594,9 +2571,7 @@ exit:
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if (m->connect.onFailure)
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{
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Log(TRACE_MIN, -1, "Calling connect failure for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(m->connect.onFailure))(m->connect.context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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}
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}
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@ -2675,9 +2650,7 @@ MQTTPacket* MQTTAsync_cycle(int* sock, unsigned long timeout, int* rc)
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if (m->connect.onFailure)
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{
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Log(TRACE_MIN, -1, "Calling connect failure for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(m->connect.onFailure))(m->connect.context, NULL);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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}
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}
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@ -2706,9 +2679,7 @@ MQTTPacket* MQTTAsync_cycle(int* sock, unsigned long timeout, int* rc)
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if (m->dc)
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{
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Log(TRACE_MIN, -1, "Calling deliveryComplete for client %s, msgid %d", m->c->clientID, msgid);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
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(*(m->dc))(m->context, msgid);
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//MQTTAsync_lock_mutex(mqttasync_mutex);
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}
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/* use the msgid to find the callback to be called */
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while (ListNextElement(m->responses, ¤t))
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@ -2729,9 +2700,7 @@ MQTTPacket* MQTTAsync_cycle(int* sock, unsigned long timeout, int* rc)
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data.alt.pub.message.qos = command->command.details.pub.qos;
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data.alt.pub.message.retained = command->command.details.pub.retained;
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Log(TRACE_MIN, -1, "Calling publish success for client %s", m->c->clientID);
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//MQTTAsync_unlock_mutex(mqttasync_mutex);
|
||||
(*(command->command.onSuccess))(command->command.context, &data);
|
||||
//MQTTAsync_lock_mutex(mqttasync_mutex);
|
||||
}
|
||||
MQTTAsync_freeCommand(command);
|
||||
break;
|
||||
|
|
|
|||
|
|
@ -97,6 +97,18 @@ BOOL APIENTRY DllMain(HANDLE hModule,
|
|||
#else
|
||||
static pthread_mutex_t mqttclient_mutex_store = PTHREAD_MUTEX_INITIALIZER;
|
||||
static mutex_type mqttclient_mutex = &mqttclient_mutex_store;
|
||||
|
||||
void MQTTClient_init()
|
||||
{
|
||||
pthread_mutexattr_t attr;
|
||||
int rc;
|
||||
|
||||
pthread_mutexattr_init(&attr);
|
||||
pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_ERRORCHECK);
|
||||
if ((rc = pthread_mutex_init(mqttclient_mutex, &attr)) != 0)
|
||||
printf("MQTTAsync: error %d initializing client_mutex\n", rc);
|
||||
}
|
||||
|
||||
#define WINAPI
|
||||
#endif
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue