mtapi_cpp_ext: first revision of lower level mtapi_cpp library

CMakeLists.txt

@@ -126,6 +126,7 @@ add_subdirectory(base_c)
 add_subdirectory(base_cpp)
 add_subdirectory(mtapi_c)
 add_subdirectory(mtapi_cpp)
+add_subdirectory(mtapi_cpp_ext)
 add_subdirectory(containers_cpp)
 add_subdirectory(algorithms_cpp)
 add_subdirectory(dataflow_cpp)

base_cpp/include/embb/base/core_set.h

@@ -184,6 +184,11 @@ class CoreSet {
     /** [IN] Core set on right-hand side of union operation */
     );
 
+  /**
+   * Provides access to internal representation to use it with C API.
+   */
+  embb_core_set_t const & GetInternal() const { return rep_; }
+
  private:
   /**
    * Internal representation of core set.

doc/reference/Doxyfile.in

@@ -148,7 +148,7 @@ INPUT                  = "@CMAKE_SOURCE_DIR@/doc/reference/embb.dox" \
                          "@CMAKE_SOURCE_DIR@/containers_cpp/include" \
                          "@CMAKE_SOURCE_DIR@/dataflow_cpp/include" \
                          "@CMAKE_SOURCE_DIR@/algorithms_cpp/include" \
-                         "@CMAKE_SOURCE_DIR@/mtapi_cpp/include" \
+                         "@CMAKE_SOURCE_DIR@/mtapi_cpp_ext/include" \
                          "@CMAKE_SOURCE_DIR@/base_cpp/include" \
                          "@CMAKE_SOURCE_DIR@/mtapi_c/include" \
                          "@CMAKE_SOURCE_DIR@/base_c/include"

mtapi_cpp_ext/CMakeLists.txt

+project (project_mtapi_cpp_ext)
+
+file(GLOB_RECURSE EMBB_MTAPI_CPP_EXT_SOURCES "src/*.cc" "src/*.h")
+file(GLOB_RECURSE EMBB_MTAPI_CPP_EXT_HEADERS "include/*.h")
+file(GLOB_RECURSE EMBB_MTAPI_CPP_EXT_TEST_SOURCES "test/*.cc" "test/*.h")
+
+if (USE_AUTOMATIC_INITIALIZATION STREQUAL ON)
+  message("-- Automatic initialization enabled (default)")
+  set(MTAPI_CPP_AUTOMATIC_INITIALIZE 1)
+else()
+  set(MTAPI_CPP_AUTOMATIC_INITIALIZE 0)
+  message("-- Automatic initialization disabled")
+endif()
+message("   (set with command line option -DUSE_AUTOMATIC_INITIALIZATION=ON/OFF)")
+
+
+# Execute the GroupSources macro
+include(${CMAKE_SOURCE_DIR}/CMakeCommon/GroupSourcesMSVC.cmake)
+GroupSourcesMSVC(include)
+GroupSourcesMSVC(src)
+GroupSourcesMSVC(test)
+
+set (EMBB_MTAPI_CPP_EXT_INCLUDE_DIRS "include" "src" "test")
+include_directories(${EMBB_MTAPI_CPP_EXT_INCLUDE_DIRS}
+                    ${CMAKE_CURRENT_SOURCE_DIR}/../base_c/include
+                    ${CMAKE_CURRENT_BINARY_DIR}/../base_c/include
+                    ${CMAKE_CURRENT_SOURCE_DIR}/../base_cpp/include
+                    ${CMAKE_CURRENT_BINARY_DIR}/../base_cpp/include
+                    ${CMAKE_CURRENT_SOURCE_DIR}/../mtapi_c/include)
+
+add_library (embb_mtapi_cpp_ext ${EMBB_MTAPI_CPP_EXT_SOURCES} ${EMBB_MTAPI_CPP_EXT_HEADERS})
+target_link_libraries(embb_mtapi_cpp_ext embb_mtapi_c)
+
+if (BUILD_TESTS STREQUAL ON)
+  include_directories(${CMAKE_CURRENT_BINARY_DIR}/../partest/include)
+  add_executable (embb_mtapi_cpp_ext_test ${EMBB_MTAPI_CPP_EXT_TEST_SOURCES})
+  target_link_libraries(embb_mtapi_cpp_ext_test embb_mtapi_cpp_ext embb_mtapi_c partest 
+                        embb_base_cpp embb_base_c ${compiler_libs})
+  CopyBin(BIN embb_mtapi_cpp_ext_test DEST ${local_install_dir})
+endif()
+
+install(DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}/include/
+        DESTINATION include FILES_MATCHING PATTERN "*.h")
+install(TARGETS embb_mtapi_cpp_ext DESTINATION lib)

mtapi_cpp_ext/include/embb/mtapi_ext/action.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_ACTION_H_
+#define EMBB_MTAPI_ACTION_H_
+
+#include <embb/mtapi_ext/internal/check_status.h>
+#include <embb/mtapi_ext/action_attributes.h>
+#include <embb/mtapi_ext/job.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Holds the actual worker function used to execute a Task.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class Action {
+ public:
+  /**
+   * Constructs an Action.
+   */
+  Action(
+    mtapi_job_id_t job_id,             /**< Job ID the Action belongs to */
+    mtapi_action_function_t func,      /**< The action function */
+    const void * node_local_data,      /**< Node local data available to all
+                                            Tasks using this Action */
+    mtapi_size_t node_local_data_size, /**< Size of node local data */
+    ActionAttributes const & attributes
+                                       /**< Attributes of the Action */
+    ) {
+    Create(job_id, func, node_local_data, node_local_data_size,
+      &attributes.GetInternal());
+  }
+
+  /**
+   * Constructs an Action.
+   */
+  Action(
+    mtapi_job_id_t job_id,             /**< Job ID the Action belongs to */
+    mtapi_action_function_t func,      /**< The action function */
+    const void * node_local_data,      /**< Node local data available to all
+                                            Tasks using this Action */
+    mtapi_size_t node_local_data_size  /**< Size of node local data */
+    ) {
+    Create(job_id, func, node_local_data, node_local_data_size,
+      MTAPI_DEFAULT_ACTION_ATTRIBUTES);
+  }
+
+  /**
+   * Constructs an Action.
+   */
+  Action(
+    mtapi_job_id_t job_id,             /**< Job ID the Action belongs to */
+    mtapi_action_function_t func,      /**< The action function */
+    ActionAttributes const & attributes
+                                       /**< Attributes of the Action */
+    ) {
+    Create(job_id, func, MTAPI_NULL, 0, &attributes.GetInternal());
+  }
+
+  /**
+   * Constructs an Action.
+   */
+  Action(
+    mtapi_job_id_t job_id,             /**< Job ID the Action belongs to */
+    mtapi_action_function_t func       /**< The action function */
+    ) {
+    Create(job_id, func, MTAPI_NULL, 0, MTAPI_DEFAULT_ACTION_ATTRIBUTES);
+  }
+
+  /**
+   * Destroys an Action.
+   */
+  ~Action() {
+    mtapi_action_delete(handle_, MTAPI_INFINITE, MTAPI_NULL);
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns The internal mtapi_action_hndl_t.
+   */
+  mtapi_action_hndl_t GetInternal() const {
+    return handle_;
+  }
+
+ private:
+  // no default constructor
+  Action();
+
+  // not copyable
+  Action(Action const & other);
+  void operator=(Action const & other);
+
+  void Create(
+    mtapi_job_id_t job_id,
+    mtapi_action_function_t func,
+    const void * node_local_data,
+    mtapi_size_t node_local_data_size,
+    mtapi_action_attributes_t const * attributes
+    ) {
+    mtapi_status_t status;
+    handle_ = mtapi_action_create(job_id, func, node_local_data, node_local_data_size,
+      attributes, &status);
+    internal::CheckStatus(status);
+  }
+
+  mtapi_action_hndl_t handle_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_ACTION_H_

mtapi_cpp_ext/include/embb/mtapi_ext/action_attributes.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_ACTION_ATTRIBUTES_H_
+#define EMBB_MTAPI_ACTION_ATTRIBUTES_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+#include <embb/mtapi_ext/affinity.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Contains attributes of an Action.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class ActionAttributes {
+public:
+  /**
+   * Constructs an ActionAttributes object.
+   */
+  ActionAttributes() {
+    mtapi_status_t status;
+    mtapi_actionattr_init(&attributes_, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Sets the global property of an Action.
+   * This determines whether the object will be visible across nodes.
+   *
+   * \returns Reference to this object.
+   */
+  ActionAttributes & SetGlobal(
+    bool state                         /**< The state to set */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t st = state ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_actionattr_set(&attributes_, MTAPI_ACTION_GLOBAL,
+      &st, sizeof(st), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the affinity of an Action.
+   *
+   * \returns Reference to this object.
+   */
+  ActionAttributes & SetAffinity(
+    Affinity const & affinity          /**< The Affinity to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_affinity_t af = affinity.GetInternal();
+    mtapi_actionattr_set(&attributes_, MTAPI_ACTION_AFFINITY,
+      &af, sizeof(af), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the domain shared property of an Action.
+   * This determines whether the object will be visible across domains.
+   *
+   * \returns Reference to this object.
+   */
+  ActionAttributes & SetDomainShared(
+    bool state                         /**< The state to set */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t st = state ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_actionattr_set(&attributes_, MTAPI_ACTION_DOMAIN_SHARED,
+      &st, sizeof(st), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns A reference to the internal mtapi_action_attributes_t structure.
+   */
+  mtapi_action_attributes_t const & GetInternal() const {
+    return attributes_;
+  }
+
+private:
+  mtapi_action_attributes_t attributes_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_ACTION_ATTRIBUTES_H_

mtapi_cpp_ext/include/embb/mtapi_ext/affinity.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_AFFINITY_H_
+#define EMBB_MTAPI_AFFINITY_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Describes the affinity of an Action or Task to a worker thread of a Node.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class Affinity {
+public:
+  /**
+   * Constructs an Affinity object.
+   */
+  Affinity() {
+    Init(true);
+  }
+
+  /**
+   * Copies an Affinity object.
+   */
+  Affinity(
+    Affinity const & other             /**< The Affinity to copy from */
+    )
+    : affinity_(other.affinity_) {
+    // empty
+  }
+
+  /**
+   * Copies an Affinity object.
+   */
+  void operator=(
+    Affinity const & other             /**< The Affinity to copy from */
+    ) {
+    affinity_ = other.affinity_;
+  }
+
+  /**
+   * Constructs an Affinity object with the given initial affinity.
+   * If \c initial_affinity is \c true the Affinity will map to all worker
+   * threads, otherwise it will map to no worker threads.
+   */
+  Affinity(
+    bool initial_affinity              /**< The initial affinity to set. */
+    ) {
+    Init(initial_affinity);
+  }
+
+  /**
+   * Initializes an Affinity object with the given initial affinity.
+   * If \c initial_affinity is \c true the Affinity will map to all worker
+   * threads, otherwise it will map to no worker threads.
+   */
+  void Init(
+    bool initial_affinity              /**< The initial affinity to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t ia = initial_affinity ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_affinity_init(&affinity_, ia, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Sets affinity to the given worker.
+   */
+  void Set(
+    mtapi_uint_t worker,               /**< The worker to set affinity to. */
+    bool state                         /**< The state of the affinity. */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t st = state ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_affinity_set(&affinity_, worker, st, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Gets affinity to the given worker.
+   *
+   * \returns \c true, if the Affinity maps to the worker, \c false otherwise.
+   */
+  bool Get(
+    mtapi_uint_t worker                /**< The worker to get affinity of. */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t state =
+      mtapi_affinity_get(&affinity_, worker, &status);
+    internal::CheckStatus(status);
+    return (state != MTAPI_FALSE) ? true : false;
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns The internal mtapi_affinity_t.
+   */
+  mtapi_affinity_t GetInternal() const {
+    return affinity_;
+  }
+
+private:
+  mtapi_affinity_t affinity_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_AFFINITY_H_

mtapi_cpp_ext/include/embb/mtapi_ext/group.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_GROUP_H_
+#define EMBB_MTAPI_GROUP_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/job.h>
+#include <embb/mtapi_ext/task.h>
+#include <embb/mtapi_ext/task_attributes.h>
+#include <embb/mtapi_ext/group_attributes.h>
+
+namespace embb {
+
+namespace base {
+
+class Allocation;
+
+} // namespace base
+
+namespace mtapi {
+
+/**
+ * Represents a facility to wait for multiple related
+ * \link Task Tasks\endlink.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class Group {
+ public:
+  /**
+   * Constructs a Group object with default attributes.
+   * Requires an initialized Node.
+   */
+  Group() {
+    Create(MTAPI_GROUP_ID_NONE, MTAPI_DEFAULT_GROUP_ATTRIBUTES);
+  }
+
+  /**
+   * Constructs a Group object using the given Attributes.
+   * Requires an initialized Node.
+   */
+  Group(
+    GroupAttributes const & attr       /**< The GroupAttributes to use. */
+    ) {
+    Create(MTAPI_GROUP_ID_NONE, &attr.GetInternal());
+  }
+
+  /**
+   * Constructs a Group object with default attributes and the given ID.
+   * Requires an initialized Node.
+   */
+  Group(
+    mtapi_group_id_t id                /**< A user defined ID of the Group. */
+    ) {
+    Create(id, MTAPI_DEFAULT_GROUP_ATTRIBUTES);
+  }
+
+  /**
+   * Constructs a Group object with given attributes and ID.
+   * Requires an initialized Node.
+   */
+  Group(
+    mtapi_group_id_t id,               /**< A user defined ID of the Group. */
+    GroupAttributes const & attr       /**< The GroupAttributes to use. */
+    ) {
+    Create(id, &attr.GetInternal());
+  }
+
+  /**
+   * Destroys a Group object.
+   */
+  ~Group() {
+    // delete the group, ignore status
+    mtapi_group_delete(handle_, MTAPI_NULL);
+  }
+
+  /**
+   * Starts a new Task in this Group.
+   *
+   * \returns The handle to the started Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Start(
+    mtapi_task_id_t task_id,           /**< A user defined ID of the Task. */
+    Job const & job,                   /**< The Job to execute. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    TaskAttributes const & attributes  /**< Attributes of the Task */
+    ) {
+    return Start(task_id,
+      job.GetInternal(),
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      &attributes.GetInternal());
+  }
+
+  /**
+   * Starts a new Task in this Group.
+   *
+   * \returns The handle to the started Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Start(
+    mtapi_task_id_t task_id,           /**< A user defined ID of the Task. */
+    Job const & job,                   /**< The Job to execute. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results                      /**< Pointer to the results. */
+    ) {
+    return Start(task_id,
+      job.GetInternal(),
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      MTAPI_DEFAULT_TASK_ATTRIBUTES);
+  }
+
+  /**
+   * Starts a new Task in this Group.
+   *
+   * \returns The handle to the started Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Start(
+    Job const & job,                   /**< The Job to execute. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    TaskAttributes const & attributes  /**< Attributes of the Task */
+    ) {
+    return Start(MTAPI_TASK_ID_NONE,
+      job.GetInternal(),
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      &attributes.GetInternal());
+  }
+
+  /**
+   * Starts a new Task in this Group.
+   *
+   * \returns The handle to the started Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Start(
+    Job const & job,                   /**< The Job to execute. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results                      /**< Pointer to the results. */
+    ) {
+    return Start(MTAPI_TASK_ID_NONE,
+      job.GetInternal(),
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      MTAPI_DEFAULT_TASK_ATTRIBUTES);
+  }
+
+  /**
+   * Waits for any Task in the Group to finish for \c timeout milliseconds and
+   * retrieves the result buffer given in Start().
+   * \return The status of the Task that finished execution, \c MTAPI_TIMEOUT
+   *         or \c MTAPI_ERR_*
+   * \threadsafe
+   */
+  mtapi_status_t WaitAny(
+    mtapi_timeout_t timeout,           /**< [in] Timeout duration in
+                                            milliseconds */
+    void ** result                     /**< [out] The result buffer given in
+                                            Node::Start, Group::Start or
+                                            Queue::Enqueue */
+    ) {
+    mtapi_status_t status;
+    mtapi_group_wait_any(handle_, result, timeout, &status);
+    needs_delete_ = status != MTAPI_GROUP_COMPLETED;
+    return status;
+  }
+
+  /**
+   * Waits for any Task in the Group to finish and
+   * retrieves the result buffer given in Start().
+   * \return The status of the Task that finished execution or \c MTAPI_ERR_*
+   * \threadsafe
+   */
+  mtapi_status_t WaitAny(
+    void ** result                     /**< [out] The result buffer given in
+                                            Node::Start, Group::Start or
+                                            Queue::Enqueue */
+    ) {
+    return WaitAny(MTAPI_INFINITE, result);
+  }
+
+  /**
+   * Waits for any Task in the Group to finish for \c timeout milliseconds.
+   * \return The status of the Task that finished execution
+   * \threadsafe
+   */
+  mtapi_status_t WaitAny(
+    mtapi_timeout_t timeout            /**< [in] Timeout duration in
+                                       milliseconds */
+                                       ) {
+    return WaitAny(timeout, MTAPI_NULL);
+  }
+
+  /**
+   * Waits for any Task in the Group to finish.
+   * \return The status of the Task that finished execution
+   * \threadsafe
+   */
+  mtapi_status_t WaitAny() {
+    return WaitAny(MTAPI_INFINITE, MTAPI_NULL);
+  }
+
+  /**
+   * Waits for all Task in the Group to finish for \c timeout milliseconds.
+   * \return \c MTAPI_SUCCESS, \c MTAPI_TIMEOUT, \c MTAPI_ERR_* or the status
+   *         of any failed Task
+   * \threadsafe
+   */
+  mtapi_status_t WaitAll(
+    mtapi_timeout_t timeout            /**< [in] Timeout duration in
+                                            milliseconds */
+  ) {
+    mtapi_status_t status;
+    mtapi_group_wait_all(handle_, timeout, &status);
+    needs_delete_ = status != MTAPI_SUCCESS;
+    return status;
+  }
+
+  /**
+   * Waits for all Task in the Group to finish.
+   * \return \c MTAPI_SUCCESS, \c MTAPI_TIMEOUT, \c MTAPI_ERR_* or the status
+   *         of any failed Task
+   * \threadsafe
+   */
+  mtapi_status_t WaitAll() {
+    return WaitAll(MTAPI_INFINITE);
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns The internal mtapi_group_hndl_t.
+   */
+  mtapi_group_hndl_t GetInternal() const {
+    return handle_;
+  }
+
+  friend class embb::base::Allocation;
+
+ private:
+  // not copyable
+  Group(Group const & other);
+  void operator=(Group const & other);
+
+  void Create(
+    mtapi_group_id_t group_id,
+    mtapi_group_attributes_t const * attributes
+    ) {
+    needs_delete_ = false;
+    mtapi_status_t status;
+    handle_ = mtapi_group_create(group_id, attributes, &status);
+    internal::CheckStatus(status);
+    needs_delete_ = true;
+  }
+
+  Task Start(
+    mtapi_task_id_t task_id,
+    mtapi_job_hndl_t job,
+    const void * arguments,
+    mtapi_size_t arguments_size,
+    void * results,
+    mtapi_size_t results_size,
+    mtapi_task_attributes_t const * attributes
+    ) {
+    mtapi_status_t status;
+    mtapi_task_hndl_t task_hndl =
+      mtapi_task_start(task_id, job, arguments, arguments_size,
+      results, results_size, attributes, handle_,
+      &status);
+    internal::CheckStatus(status);
+    return Task(task_hndl);
+  }
+
+  mtapi_group_hndl_t handle_;
+  bool needs_delete_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_GROUP_H_

mtapi_cpp_ext/include/embb/mtapi_ext/group_attributes.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_GROUP_ATTRIBUTES_H_
+#define EMBB_MTAPI_GROUP_ATTRIBUTES_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Contains attributes of a Group.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class GroupAttributes {
+public:
+  /**
+   * Constructs a GroupAttributes object.
+   */
+  GroupAttributes() {
+    mtapi_status_t status;
+    mtapi_groupattr_init(&attributes_, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns A reference to the internal mtapi_group_attributes_t structure.
+   */
+  mtapi_group_attributes_t const & GetInternal() const {
+    return attributes_;
+  }
+
+private:
+  mtapi_group_attributes_t attributes_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_GROUP_ATTRIBUTES_H_

mtapi_cpp_ext/include/embb/mtapi_ext/internal/check_status.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_INTERNAL_CHECK_STATUS_H_
+#define EMBB_MTAPI_INTERNAL_CHECK_STATUS_H_
+
+#include <embb/mtapi/c/mtapi.h>
+
+namespace embb {
+namespace mtapi {
+namespace internal {
+
+void CheckStatus(mtapi_status_t status);
+
+template <typename T>
+inline mtapi_size_t SizeOfType() {
+  return sizeof(T);
+}
+
+template <>
+inline mtapi_size_t SizeOfType<void>() {
+  return 0u;
+}
+
+} // namespace internal
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_INTERNAL_CHECK_STATUS_H_

mtapi_cpp_ext/include/embb/mtapi_ext/job.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_JOB_H_
+#define EMBB_MTAPI_JOB_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Represents a collection of Actions.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class Job {
+public:
+  /**
+   * Constructs a Job.
+   * The Job object will be invalid.
+   */
+  Job() {
+    handle_.id = 0;
+    handle_.tag = 0;
+  }
+
+  /**
+   * Constructs a Job with the given \c job_id and \c domain_id.
+   * Requires an initialized Node.
+   */
+  Job(
+    mtapi_job_id_t job_id,             /**< Job ID to use. */
+    mtapi_domain_t domain_id           /**< Domain ID to use. */
+    ) {
+    mtapi_status_t status;
+    handle_ = mtapi_job_get(job_id, domain_id, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Copies a Job object.
+   */
+  Job(
+    Job const & other                  /**< The Job to copy from */
+    ) : handle_(other.handle_) {
+    // empty
+  }
+
+  /**
+   * Copies a Job object.
+   */
+  void operator=(
+    Job const & other                  /**< The Job to copy from */
+    ) {
+    handle_ = other.handle_;
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns The internal mtapi_job_hndl_t.
+   */
+  mtapi_job_hndl_t GetInternal() const {
+    return handle_;
+  }
+
+private:
+  mtapi_job_hndl_t handle_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_GROUP_ATTRIBUTES_H_

mtapi_cpp_ext/include/embb/mtapi_ext/mtapi.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_MTAPI_H_
+#define EMBB_MTAPI_MTAPI_H_
+
+/**
+ * \defgroup CPP_MTAPI_EXT MTAPI EXT
+ * C++ wrapper around C implementation of MTAPI.
+ * For a description of the basic concepts, see the
+ * \ref C_MTAPI "C implementation of MTAPI".
+ * \ingroup CPP
+ */
+
+#include <embb/mtapi_ext/job.h>
+#include <embb/mtapi_ext/action.h>
+#include <embb/mtapi_ext/group.h>
+#include <embb/mtapi_ext/queue.h>
+#include <embb/mtapi_ext/task.h>
+#include <embb/mtapi_ext/task_context.h>
+#include <embb/mtapi_ext/node.h>
+
+#endif // EMBB_MTAPI_MTAPI_H_

mtapi_cpp_ext/include/embb/mtapi_ext/node.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_NODE_H_
+#define EMBB_MTAPI_NODE_H_
+
+#include <embb/base/memory_allocation.h>
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/status_exception.h>
+#include <embb/mtapi_ext/node_attributes.h>
+#include <embb/mtapi_ext/task.h>
+#include <embb/mtapi_ext/task_attributes.h>
+#include <embb/mtapi_ext/job.h>
+
+namespace embb {
+
+namespace base {
+
+class Allocation;
+
+} // namespace base
+
+namespace mtapi {
+
+/**
+ * A singleton representing the MTAPI runtime.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class Node {
+ public:
+  /**
+   * Initializes the runtime singleton using default values:
+   *   - all available cores will be used
+   *   - maximum number of tasks is 1024
+   *   - maximum number of groups is 128
+   *   - maximum number of queues is 16
+   *   - maximum queue capacity is 1024
+   *   - maximum number of priorities is 4.
+   *
+   * \notthreadsafe
+   * \throws ErrorException if the singleton was already initialized or the
+   *         Node could not be initialized.
+   * \memory Allocates about 200kb of memory.
+   */
+  static void Initialize(
+    mtapi_domain_t domain_id,          /**< [in] The domain id to use */
+    mtapi_node_t node_id               /**< [in] The node id to use */
+    ) {
+    if (IsInitialized()) {
+      EMBB_THROW(StatusException,
+        "MTAPI: node was already initialized.");
+    }
+    else {
+      NodeAttributes attributes; // default attributes
+      node_instance_ = embb::base::Allocation::New<Node>(
+        domain_id, node_id, attributes);
+    }
+  }
+
+  /**
+   * Initializes the runtime singleton.
+   * \notthreadsafe
+   * \throws ErrorException if the singleton was already initialized or the
+   *         Node could not be initialized.
+   * \memory Allocates some memory depending on the values given.
+   */
+  static void Initialize(
+    mtapi_domain_t domain_id,          /**< [in] The domain id to use */
+    mtapi_node_t node_id,              /**< [in] The node id to use */
+    NodeAttributes const & attributes  /**< [in] Attributes to use */
+    ) {
+    if (IsInitialized()) {
+      EMBB_THROW(StatusException,
+        "MTAPI: node was already initialized.");
+    }
+    else {
+      node_instance_ = embb::base::Allocation::New<Node>(
+        domain_id, node_id, attributes);
+    }
+  }
+
+  /**
+   * Checks if runtime is initialized.
+   * \return \c true if the Node singleton is already initialized, false
+   *         otherwise
+   * \waitfree
+   */
+  static bool IsInitialized() {
+    return NULL != node_instance_;
+  }
+
+  /**
+   * Gets the instance of the runtime system.
+   * \return Reference to the Node singleton
+   * \threadsafe
+   */
+  static Node & GetInstance() {
+    if (IsInitialized()) {
+      return *node_instance_;
+    }
+    else {
+      EMBB_THROW(StatusException,
+        "MTAPI: node is not initialized.");
+    }
+  }
+
+  /**
+   * Shuts the runtime system down.
+   * \throws ErrorException if the singleton is not initialized.
+   * \notthreadsafe
+   */
+  static void Finalize() {
+    if (IsInitialized()) {
+      embb::base::Allocation::Delete(node_instance_);
+      node_instance_ = NULL;
+    }
+    else {
+      EMBB_THROW(StatusException,
+        "MTAPI: node is not initialized.");
+    }
+  }
+
+  /**
+   * Returns the number of available cores.
+   * \return The number of available cores
+   * \waitfree
+   */
+  mtapi_uint_t GetCoreCount() const {
+    return core_count_;
+  }
+
+  /**
+   * Returns the number of worker threads.
+   * \return The number of worker threads.
+   * \waitfree
+   */
+  mtapi_uint_t GetWorkerThreadCount() const {
+    return worker_thread_count_;
+  }
+
+  /**
+   * Starts a new Task.
+   *
+   * \returns The handle to the started Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Start(
+    mtapi_task_id_t task_id,           /**< A user defined ID of the Task. */
+    Job const & job,                   /**< The Job to execute. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    TaskAttributes const & attributes  /**< Attributes of the Task */
+    ) {
+    return Start(task_id,
+      job.GetInternal(),
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      &attributes.GetInternal());
+  }
+
+  /**
+   * Starts a new Task.
+   *
+   * \returns The handle to the started Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Start(
+    mtapi_task_id_t task_id,           /**< A user defined ID of the Task. */
+    Job const & job,                   /**< The Job to execute. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results                      /**< Pointer to the results. */
+    ) {
+    return Start(task_id,
+      job.GetInternal(),
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      MTAPI_DEFAULT_TASK_ATTRIBUTES);
+  }
+
+  /**
+   * Starts a new Task.
+   *
+   * \returns The handle to the started Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Start(
+    Job const & job,                   /**< The Job to execute. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    TaskAttributes const & attributes  /**< Attributes of the Task */
+    ) {
+    return Start(MTAPI_TASK_ID_NONE,
+      job.GetInternal(),
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      &attributes.GetInternal());
+  }
+
+  /**
+   * Starts a new Task.
+   *
+   * \returns The handle to the started Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Start(
+    Job const & job,                   /**< The Job to execute. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results                      /**< Pointer to the results. */
+    ) {
+    return Start(MTAPI_TASK_ID_NONE,
+      job.GetInternal(),
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      MTAPI_DEFAULT_TASK_ATTRIBUTES);
+  }
+
+  friend class embb::base::Allocation;
+
+ private:
+  // not copyable
+  Node(Node const & node);
+  Node const & operator=(Node const & other);
+
+  Node(
+    mtapi_domain_t domain_id,
+    mtapi_node_t node_id,
+    NodeAttributes const & attr) {
+    mtapi_status_t status;
+    mtapi_info_t info;
+    mtapi_initialize(domain_id, node_id, &attr.GetInternal(), &info, &status);
+    needs_finalize_ = status == MTAPI_SUCCESS;
+    internal::CheckStatus(status);
+
+    core_count_ = info.hardware_concurrency;
+    worker_thread_count_ = embb_core_set_count(
+      &attr.GetInternal().core_affinity);
+  }
+
+  ~Node() {
+    if (needs_finalize_) {
+      mtapi_status_t status;
+      mtapi_finalize(&status);
+      internal::CheckStatus(status);
+    }
+  }
+
+  Task Start(
+    mtapi_task_id_t task_id,
+    mtapi_job_hndl_t job,
+    const void * arguments,
+    mtapi_size_t arguments_size,
+    void * results,
+    mtapi_size_t results_size,
+    mtapi_task_attributes_t const * attributes
+    ) {
+    mtapi_status_t status;
+    mtapi_task_hndl_t task_hndl =
+      mtapi_task_start(task_id, job, arguments, arguments_size,
+      results, results_size, attributes, MTAPI_GROUP_NONE,
+      &status);
+    internal::CheckStatus(status);
+    return Task(task_hndl);
+  }
+
+  static embb::mtapi::Node * node_instance_;
+
+  mtapi_uint_t core_count_;
+  mtapi_uint_t worker_thread_count_;
+  bool needs_finalize_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_NODE_H_

mtapi_cpp_ext/include/embb/mtapi_ext/node_attributes.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_NODE_ATTRIBUTES_H_
+#define EMBB_MTAPI_NODE_ATTRIBUTES_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/base/core_set.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Contains attributes of a Node.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class NodeAttributes {
+public:
+  /**
+   * Constructs a NodeAttributes object.
+   */
+  NodeAttributes() {
+    mtapi_status_t status;
+    mtapi_nodeattr_init(&attributes_, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Copies a NodeAttributes object.
+   */
+  NodeAttributes(
+    NodeAttributes const & other       /**< The NodeAttributes to copy. */
+    )
+    : attributes_(other.attributes_) {
+    // empty
+  }
+
+  /**
+   * Copies a NodeAttributes object.
+   */
+  void operator=(
+    NodeAttributes const & other       /**< The NodeAttributes to copy. */
+    ) {
+    attributes_ = other.attributes_;
+  }
+
+  NodeAttributes & SetCoreAffinity(embb::base::CoreSet const & cores) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_CORE_AFFINITY,
+      &cores.GetInternal(), sizeof(embb_core_set_t), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  NodeAttributes & SetMaxTasks(mtapi_uint_t value) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_MAX_TASKS,
+      &value, sizeof(value), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  NodeAttributes & SetMaxActions(mtapi_uint_t value) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_MAX_ACTIONS,
+      &value, sizeof(value), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  NodeAttributes & SetMaxGroups(mtapi_uint_t value) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_MAX_GROUPS,
+      &value, sizeof(value), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  NodeAttributes & SetMaxQueues(mtapi_uint_t value) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_MAX_QUEUES,
+      &value, sizeof(value), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  NodeAttributes & SetQueueLimit(mtapi_uint_t value) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_QUEUE_LIMIT,
+      &value, sizeof(value), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  NodeAttributes & SetMaxJobs(mtapi_uint_t value) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_MAX_JOBS,
+      &value, sizeof(value), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  NodeAttributes & SetMaxActionsPerJob(mtapi_uint_t value) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_MAX_ACTIONS_PER_JOB,
+      &value, sizeof(value), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  NodeAttributes & SetMaxPriorities(mtapi_uint_t value) {
+    mtapi_status_t status;
+    mtapi_nodeattr_set(&attributes_, MTAPI_NODE_MAX_PRIORITIES,
+      &value, sizeof(value), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns A reference to the internal mtapi_node_attributes_t structure.
+   */
+  mtapi_node_attributes_t const & GetInternal() const {
+    return attributes_;
+  }
+
+private:
+  mtapi_node_attributes_t attributes_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_NODE_ATTRIBUTES_H_

mtapi_cpp_ext/include/embb/mtapi_ext/queue.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_QUEUE_H_
+#define EMBB_MTAPI_QUEUE_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/job.h>
+#include <embb/mtapi_ext/task.h>
+#include <embb/mtapi_ext/group.h>
+#include <embb/mtapi_ext/queue_attributes.h>
+#include <embb/mtapi_ext/task_attributes.h>
+
+namespace embb {
+
+namespace base {
+
+class Allocation;
+
+} // namespace base
+
+namespace mtapi {
+
+/**
+ * Allows for stream processing, either ordered or unordered.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class Queue {
+ public:
+  /**
+   * Constructs a Queue with the given Job and default attributes.
+   * Requires an initialized Node.
+   */
+  Queue(
+    Job const & job                    /**< The Job to use for the Queue. */
+    ) {
+    Create(MTAPI_QUEUE_ID_NONE, job, MTAPI_DEFAULT_QUEUE_ATTRIBUTES);
+  }
+
+  /**
+   * Constructs a Queue with the given Job and QueueAttributes.
+   * Requires an initialized Node.
+   */
+  Queue(
+    Job const & job,                   /**< The Job to use for the Queue. */
+    QueueAttributes const & attr       /**< The attributes to use. */
+    ) {
+    Create(MTAPI_QUEUE_ID_NONE, job, &attr.GetInternal());
+  }
+
+  /**
+   * Destroys a Queue object.
+   */
+  ~Queue() {
+    mtapi_queue_delete(handle_, MTAPI_INFINITE, MTAPI_NULL);
+  }
+
+  /**
+   * Enables the Queue. \link Task Tasks \endlink enqueued while the Queue was
+   * disabled are executed.
+   * \waitfree
+   */
+  void Enable() {
+    mtapi_status_t status;
+    mtapi_queue_enable(handle_, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Disables the Queue. Running \link Task Tasks \endlink are canceled. The
+   * Queue waits for the Tasks to finish for \c timout milliseconds.
+   * \waitfree
+   */
+  void Disable(
+    mtapi_timeout_t timeout            /**< The timeout in milliseconds. */
+    ) {
+    mtapi_status_t status;
+    mtapi_queue_disable(handle_, timeout, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Disables the Queue. Running \link Task Tasks \endlink are canceled. The
+   * Queue waits for the Tasks to finish.
+   * \waitfree
+   */
+  void Disable() {
+    Disable(MTAPI_INFINITE);
+  }
+
+  /**
+   * Enqueues a new Task.
+   *
+   * \returns The handle to the enqueued Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Enqueue(
+    mtapi_task_id_t task_id,           /**< A user defined ID of the Task. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    TaskAttributes const & attributes, /**< Attributes of the Task */
+    Group const & group                /**< The Group to start the Task in */
+    ) {
+    return Enqueue(task_id,
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      &attributes.GetInternal(), group.GetInternal());
+  }
+
+  /**
+   * Enqueues a new Task.
+   *
+   * \returns The handle to the enqueued Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Enqueue(
+    mtapi_task_id_t task_id,           /**< A user defined ID of the Task. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    Group const & group                /**< The Group to start the Task in */
+    ) {
+    return Enqueue(task_id,
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      MTAPI_DEFAULT_TASK_ATTRIBUTES, group.GetInternal());
+  }
+
+  /**
+   * Enqueues a new Task.
+   *
+   * \returns The handle to the enqueued Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Enqueue(
+    mtapi_task_id_t task_id,           /**< A user defined ID of the Task. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    TaskAttributes const & attributes  /**< Attributes of the Task */
+    ) {
+    return Enqueue(task_id,
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      &attributes.GetInternal(), MTAPI_GROUP_NONE);
+  }
+
+  /**
+   * Enqueues a new Task.
+   *
+   * \returns The handle to the enqueued Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Enqueue(
+    mtapi_task_id_t task_id,           /**< A user defined ID of the Task. */
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results                      /**< Pointer to the results. */
+    ) {
+    return Enqueue(task_id,
+      arguments, internal::SizeOfType<ARGS>(),
+      results, sizeofinternal::SizeOfType<RES>(),
+      MTAPI_DEFAULT_TASK_ATTRIBUTES, MTAPI_GROUP_NONE);
+  }
+
+  /**
+   * Enqueues a new Task.
+   *
+   * \returns The handle to the enqueued Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Enqueue(
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    TaskAttributes const & attributes, /**< Attributes of the Task */
+    Group const & group                /**< The Group to start the Task in */
+    ) {
+    return Enqueue(MTAPI_TASK_ID_NONE,
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      &attributes.GetInternal(), group.GetInternal());
+  }
+
+  /**
+   * Enqueues a new Task.
+   *
+   * \returns The handle to the enqueued Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Enqueue(
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    Group const & group                /**< The Group to start the Task in */
+    ) {
+    return Enqueue(MTAPI_TASK_ID_NONE,
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      MTAPI_DEFAULT_TASK_ATTRIBUTES, group.GetInternal());
+  }
+
+  /**
+   * Enqueues a new Task.
+   *
+   * \returns The handle to the enqueued Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Enqueue(
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results,                     /**< Pointer to the results. */
+    TaskAttributes const & attributes  /**< Attributes of the Task */
+    ) {
+    return Enqueue(MTAPI_TASK_ID_NONE,
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      &attributes.GetInternal(), MTAPI_GROUP_NONE);
+  }
+
+  /**
+   * Enqueues a new Task.
+   *
+   * \returns The handle to the enqueued Task.
+   */
+  template <typename ARGS, typename RES>
+  Task Enqueue(
+    const ARGS * arguments,            /**< Pointer to the arguments. */
+    RES * results                      /**< Pointer to the results. */
+    ) {
+    return Enqueue(MTAPI_TASK_ID_NONE,
+      arguments, internal::SizeOfType<ARGS>(),
+      results, internal::SizeOfType<RES>(),
+      MTAPI_DEFAULT_TASK_ATTRIBUTES, MTAPI_GROUP_NONE);
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns The internal mtapi_queue_hndl_t.
+   */
+  mtapi_queue_hndl_t GetInternal() const {
+    return handle_;
+  }
+
+  friend class embb::base::Allocation;
+
+ private:
+  // no default constructor
+  Queue();
+
+  // not copyable
+  Queue(Queue const & other);
+  void operator=(Queue const & other);
+
+  void Create(
+    mtapi_queue_id_t queue_id,
+    Job const & job,
+    mtapi_queue_attributes_t const * attributes
+    ) {
+    mtapi_status_t status;
+    handle_ = mtapi_queue_create(queue_id, job.GetInternal(),
+      attributes, &status);
+    internal::CheckStatus(status);
+  }
+
+  Task Enqueue(
+    mtapi_task_id_t task_id,
+    const void * arguments,
+    mtapi_size_t arguments_size,
+    void * results,
+    mtapi_size_t results_size,
+    mtapi_task_attributes_t const * attributes,
+    mtapi_group_hndl_t group
+    ) {
+    mtapi_status_t status;
+    mtapi_task_hndl_t task_hndl =
+      mtapi_task_enqueue(task_id, handle_, arguments, arguments_size,
+        results, results_size, attributes, group,
+        &status);
+    internal::CheckStatus(status);
+    return Task(task_hndl);
+  }
+
+  mtapi_queue_hndl_t handle_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_QUEUE_H_

mtapi_cpp_ext/include/embb/mtapi_ext/queue_attributes.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_QUEUE_ATTRIBUTES_H_
+#define EMBB_MTAPI_QUEUE_ATTRIBUTES_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Contains attributes of a Queue.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class QueueAttributes {
+public:
+  /**
+   * Constructs a QueueAttributes object.
+   */
+  QueueAttributes() {
+    mtapi_status_t status;
+    mtapi_queueattr_init(&attributes_, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Sets the global property of a Queue.
+   * This determines whether the object will be visible across nodes.
+   *
+   * \returns Reference to this object.
+   */
+  QueueAttributes & SetGlobal(
+    bool state                         /**< The state to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t st = state ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_queueattr_set(&attributes_, MTAPI_QUEUE_GLOBAL,
+      &st, sizeof(st), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the ordered property of a Queue.
+   * If set to \c true, tasks enqueued will be executed in order.
+   *
+   * \returns Reference to this object.
+   */
+  QueueAttributes & SetOrdered(
+    bool state                         /**< The state to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t st = state ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_queueattr_set(&attributes_, MTAPI_QUEUE_ORDERED,
+      &st, sizeof(st), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the retain property of a Queue.
+   * If set to \c true, tasks will be retained while a queue is disabled.
+   * Otherwise the will be canceled.
+   *
+   * \returns Reference to this object.
+   */
+  QueueAttributes & SetRetain(
+    bool state                         /**< The state to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t st = state ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_queueattr_set(&attributes_, MTAPI_QUEUE_RETAIN,
+      &st, sizeof(st), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the domain shared property of a Queue.
+   * This determines whether the object will be visible across domains.
+   *
+   * \returns Reference to this object.
+   */
+  QueueAttributes & SetDomainShared(
+    bool state                         /**< The state to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t st = state ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_queueattr_set(&attributes_, MTAPI_QUEUE_DOMAIN_SHARED,
+      &st, sizeof(st), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the priority of a Queue.
+   * The priority influences the order in which tasks are chosen for execution.
+   *
+   * \returns Reference to this object.
+   */
+  QueueAttributes & SetPriority(
+    mtapi_uint_t priority              /**< The priority to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_queueattr_set(&attributes_, MTAPI_QUEUE_PRIORITY,
+      &priority, sizeof(priority), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the limit (capacity) of a Queue.
+   *
+   * \returns Reference to this object.
+   */
+  QueueAttributes & SetLimit(
+    mtapi_uint_t limit                 /**< The limit to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_queueattr_set(&attributes_, MTAPI_QUEUE_LIMIT,
+      &limit, sizeof(limit), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns A reference to the internal mtapi_queue_attributes_t structure.
+   */
+  mtapi_queue_attributes_t const & GetInternal() const {
+    return attributes_;
+  }
+
+private:
+  mtapi_queue_attributes_t attributes_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_QUEUE_ATTRIBUTES_H_

mtapi_cpp_ext/include/embb/mtapi_ext/status_exception.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_STATUS_EXCEPTION_H_
+#define EMBB_MTAPI_STATUS_EXCEPTION_H_
+
+#include <embb/base/exceptions.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Represents an MTAPI error state and is thrown by almost all mtapi_cpp
+ * methods.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class StatusException : public embb::base::Exception {
+ public:
+  /**
+   * Constructs a StatusException.
+   */
+  explicit StatusException(
+    const char* message                /**< The message to use. */
+    )
+    : embb::base::Exception(message) {
+    // empty
+  }
+
+  /**
+   * Returns the code of the exception.
+   */
+  virtual int Code() const { return EMBB_ERROR; }
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_STATUS_EXCEPTION_H_

mtapi_cpp_ext/include/embb/mtapi_ext/task.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_TASK_H_
+#define EMBB_MTAPI_TASK_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * A Task represents a running Action of a specific Job.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class Task {
+ public:
+  /**
+   * Constructs an invalid Task.
+   */
+  Task() {
+    handle_.id = 0;
+    handle_.tag = 0;
+  }
+
+  /**
+   * Copies a Task.
+   */
+  Task(
+    Task const & other                 /**< The task to copy. */
+    ) : handle_(other.handle_) {
+    // emtpy
+  }
+
+  /**
+   * Copies a Task.
+   */
+  void operator=(
+    Task const & other                 /**< The task to copy. */
+    ) {
+    handle_ = other.handle_;
+  }
+
+  /**
+   * Destroys a Task.
+   */
+  ~Task() {
+    // empty
+  }
+
+  /**
+   * Waits for Task to finish for \c timeout milliseconds.
+   * \return The status of the finished Task, \c MTAPI_TIMEOUT or
+   * \c MTAPI_ERR_*
+   * \threadsafe
+   */
+  mtapi_status_t Wait(
+    mtapi_timeout_t timeout          /**< [in] Timeout duration in
+                                          milliseconds */
+    ) {
+    mtapi_status_t status;
+    mtapi_task_wait(handle_, timeout, &status);
+    return status;
+  }
+
+  /**
+   * Waits for Task to finish.
+   * \return The status of the finished Task or \c MTAPI_ERR_*
+   * \threadsafe
+   */
+  mtapi_status_t Wait() {
+    mtapi_status_t status;
+    mtapi_task_wait(handle_, MTAPI_INFINITE, &status);
+    return status;
+  }
+
+  /**
+   * Signals the Task to cancel computation.
+   * \waitfree
+   */
+  void Cancel() {
+    mtapi_status_t status;
+    mtapi_task_cancel(handle_, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns The internal mtapi_task_hndl_t.
+   */
+  mtapi_task_hndl_t GetInternal() const {
+    return handle_;
+  }
+
+ private:
+  Task(mtapi_task_hndl_t handle)
+    : handle_(handle) {
+    // empty
+  }
+
+  mtapi_task_hndl_t handle_;
+
+  friend class Node;
+  friend class Group;
+  friend class Queue;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_TASK_H_

mtapi_cpp_ext/include/embb/mtapi_ext/task_attributes.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_TASK_ATTRIBUTES_H_
+#define EMBB_MTAPI_TASK_ATTRIBUTES_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Contains attributes of a Task.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class TaskAttributes {
+public:
+  /**
+   * Constructs a TaskAttributes object.
+   */
+  TaskAttributes() {
+    mtapi_status_t status;
+    mtapi_taskattr_init(&attributes_, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Sets the detached property of a Task.
+   * If set to \c true, the started Task will have no handle and cannot be
+   * waited for.
+   *
+   * \returns Reference to this object.
+   */
+  TaskAttributes & SetDetached(
+    bool state                         /**< The state to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_boolean_t st = state ? MTAPI_TRUE : MTAPI_FALSE;
+    mtapi_taskattr_set(&attributes_, MTAPI_TASK_DETACHED,
+      &st, sizeof(st), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the priority of a Task.
+   * The priority influences the order in which tasks are chosen for execution.
+   *
+   * \returns Reference to this object.
+   */
+  TaskAttributes & SetPriority(
+    mtapi_uint_t priority              /**< The priority to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_taskattr_set(&attributes_, MTAPI_TASK_PRIORITY,
+      &priority, sizeof(priority), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Sets the number of instances in a Task.
+   * The Task will be launched \c instances times. In the action function,
+   * the number of instances and the current instance can be queried from
+   * the TaskContext.
+   *
+   * \returns Reference to this object.
+   */
+  TaskAttributes & SetInstances(
+    mtapi_uint_t instances             /**< Number of instances to set. */
+    ) {
+    mtapi_status_t status;
+    mtapi_taskattr_set(&attributes_, MTAPI_TASK_INSTANCES,
+      &instances, sizeof(instances), &status);
+    internal::CheckStatus(status);
+    return *this;
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns A reference to the internal mtapi_task_attributes_t structure.
+   */
+  mtapi_task_attributes_t const & GetInternal() const {
+    return attributes_;
+  }
+
+private:
+  mtapi_task_attributes_t attributes_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_TASK_ATTRIBUTES_H_

mtapi_cpp_ext/include/embb/mtapi_ext/task_context.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef EMBB_MTAPI_TASK_CONTEXT_H_
+#define EMBB_MTAPI_TASK_CONTEXT_H_
+
+#include <embb/mtapi/c/mtapi.h>
+#include <embb/mtapi_ext/internal/check_status.h>
+
+namespace embb {
+namespace mtapi {
+
+/**
+ * Provides information about the status of the currently running Task.
+ *
+ * \ingroup CPP_MTAPI_EXT
+ */
+class TaskContext {
+ public:
+  /**
+   * Constructs a TaskContext from the given C representation.
+   */
+  explicit TaskContext(
+    mtapi_task_context_t * task_context
+                                       /**< The C task context to wrap. */
+    )
+    : context_(task_context) {
+    // empty
+  }
+   
+  /**
+   * Queries whether the Task running in the TaskContext should finish.
+   * \return \c true if the Task should finish, otherwise \c false
+   * \notthreadsafe
+   */
+  bool ShouldCancel() {
+    return MTAPI_TASK_CANCELLED == GetTaskState();
+  }
+
+  /**
+   * Queries the current Task state.
+   * \return The current Task state.
+   * \notthreadsafe
+   */
+  mtapi_task_state_t GetTaskState() {
+    mtapi_status_t status;
+    mtapi_task_state_t result =
+      mtapi_context_taskstate_get(context_, &status);
+    internal::CheckStatus(status);
+    return result;
+  }
+
+  /**
+   * Queries the index of the worker thread the Task is running on.
+   * \return The worker thread index the Task is running on
+   * \notthreadsafe
+   */
+  mtapi_uint_t GetCurrentWorkerNumber() {
+    mtapi_status_t status;
+    mtapi_uint_t result = mtapi_context_corenum_get(context_, &status);
+    internal::CheckStatus(status);
+    return result;
+  }
+
+  /**
+   * Queries the current instance of the currently executing Task.
+   * \return The current instance number
+   * \notthreadsafe
+   */
+  mtapi_uint_t GetInstanceNumber() {
+    mtapi_status_t status;
+    mtapi_uint_t result = mtapi_context_instnum_get(context_, &status);
+    internal::CheckStatus(status);
+    return result;
+  }
+
+  /**
+   * Queries the number of instances of the currently executing Task.
+   * \return The number of instances
+   * \notthreadsafe
+   */
+  mtapi_uint_t GetNumberOfInstances() {
+    mtapi_status_t status;
+    mtapi_uint_t result = mtapi_context_numinst_get(context_, &status);
+    internal::CheckStatus(status);
+    return result;
+  }
+
+  /**
+   * Sets the return status of the running Task. This will be returned by
+   * Task::Wait() and is set to \c MTAPI_SUCCESS by default.
+   * \notthreadsafe
+   */
+  void SetStatus(
+    mtapi_status_t error_code          /**< [in] The status to return by
+                                            Task::Wait(), Group::WaitAny(),
+                                            Group::WaitAll() */
+    ) {
+    mtapi_status_t status;
+    mtapi_context_status_set(context_, error_code, &status);
+    internal::CheckStatus(status);
+  }
+
+  /**
+   * Returns the internal representation of this object.
+   * Allows for interoperability with the C interface.
+   *
+   * \returns A pointer to a mtapi_task_context_t.
+   */
+  mtapi_task_context_t * GetInternal() const {
+    return context_;
+  }
+
+ private:
+  // no default constructor
+  TaskContext();
+
+  mtapi_task_context_t * context_;
+};
+
+} // namespace mtapi
+} // namespace embb
+
+#endif // EMBB_MTAPI_TASK_CONTEXT_H_

mtapi_cpp_ext/src/check_status.cc

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <embb/mtapi_ext/task_context.h>
+
+#include <embb/mtapi_ext/internal/check_status.h>
+#include <embb/mtapi_ext/status_exception.h>
+#include <embb/base/internal/config.h>
+
+namespace embb {
+namespace mtapi {
+namespace internal {
+
+void CheckStatus(mtapi_status_t status) {
+  if (MTAPI_SUCCESS != status) {
+    switch (status) {
+    case MTAPI_SUCCESS:
+    case MTAPI_TIMEOUT:
+    case MTAPI_GROUP_COMPLETED:
+      // these are no errors
+      break;
+
+    case MTAPI_ERR_NODE_INITIALIZED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: node already initialized.");
+      break;
+    case MTAPI_ERR_NODE_NOTINIT:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: node not initialized.");
+      break;
+    case MTAPI_ERR_PARAMETER:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: invalid parameter.");
+      break;
+    case MTAPI_ERR_CORE_NUM:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: invalid worker number.");
+      break;
+    case MTAPI_ERR_RUNTIME_LOADBALANCING_NOTSUPPORTED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: load balancing not supported.");
+      break;
+    case MTAPI_ERR_RUNTIME_REMOTETASKS_NOTSUPPORTED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: remote tasks not supported.");
+      break;
+    case MTAPI_ERR_ARG_NOT_IMPLEMENTED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: argument not implemented.");
+      break;
+    case MTAPI_ERR_FUNC_NOT_IMPLEMENTED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: function not implemented.");
+      break;
+    case MTAPI_ERR_WAIT_PENDING:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: wait pending.");
+      break;
+    case MTAPI_ERR_ARG_SIZE:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: argument size mismatch.");
+      break;
+    case MTAPI_ERR_RESULT_SIZE:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: result buffer size mismatch.");
+      break;
+    case MTAPI_ERR_BUFFER_SIZE:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: buffer size mismatch.");
+      break;
+    case MTAPI_ERR_GROUP_LIMIT:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: group limit exceeded.");
+      break;
+    case MTAPI_ERR_GROUP_INVALID:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: group invalid.");
+      break;
+    case MTAPI_ERR_QUEUE_LIMIT:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: queue limit exceeded.");
+      break;
+    case MTAPI_ERR_QUEUE_DISABLED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: queue disabled.");
+      break;
+    case MTAPI_ERR_QUEUE_DELETED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: queue deleted.");
+      break;
+    case MTAPI_ERR_QUEUE_INVALID:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: queue invalid.");
+      break;
+    case MTAPI_ERR_JOB_INVALID:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: job invalid.");
+      break;
+    case MTAPI_ERR_TASK_LIMIT:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: task limit exceeded.");
+      break;
+    case MTAPI_ERR_TASK_INVALID:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: task invalid.");
+      break;
+    case MTAPI_ERR_CONTEXT_OUTOFCONTEXT:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: task context used outside of worker thread.");
+      break;
+    case MTAPI_ERR_CONTEXT_INVALID:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: task context invalid.");
+      break;
+    case MTAPI_ERR_ACTION_DISABLED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: action disabled.");
+      break;
+    case MTAPI_ERR_ACTION_DELETED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: action deleted.");
+      break;
+    case MTAPI_ERR_ACTION_CANCELLED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: action canceled.");
+      break;
+    case MTAPI_ERR_ACTION_FAILED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: action failed.");
+      break;
+    case MTAPI_ERR_ACTION_LIMIT:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: action limit exceeded.");
+      break;
+    case MTAPI_ERR_ACTION_EXISTS:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: action already exists.");
+      break;
+    case MTAPI_ERR_ACTION_INVALID:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: action invalid.");
+      break;
+    case MTAPI_ERR_DOMAIN_INVALID:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: domain invalid.");
+      break;
+    case MTAPI_ERR_NODE_INVALID:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: node invalid.");
+      break;
+    case MTAPI_ERR_NODE_INITFAILED:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: node initialization failed.");
+      break;
+    case MTAPI_ERR_ATTR_SIZE:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: attribute size mismatch.");
+      break;
+    case MTAPI_ERR_ATTR_NUM:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: invalid attribute.");
+      break;
+    case MTAPI_ERR_ATTR_READONLY:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: attribute is read only.");
+      break;
+
+    case MTAPI_ERR_ACTION_NUM_INVALID:
+    case MTAPI_ERR_UNKNOWN:
+    default:
+      EMBB_THROW(embb::mtapi::StatusException,
+        "MTAPI: unknown error.");
+      break;
+    }
+  }
+}
+
+} // namespace internal
+} // namespace mtapi
+} // namespace embb

mtapi_cpp_ext/src/node.cc

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <embb/mtapi_ext/node.h>
+
+namespace embb {
+namespace mtapi {
+
+embb::mtapi::Node * embb::mtapi::Node::node_instance_ = NULL;
+
+} // namespace mtapi
+} // namespace embb

mtapi_cpp_ext/test/main.cc

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <partest/partest.h>
+
+#include <embb/base/c/thread.h>
+
+#include <mtapi_cpp_test_task.h>
+#include <mtapi_cpp_test_group.h>
+#include <mtapi_cpp_test_queue.h>
+
+
+PT_MAIN("MTAPI C++") {
+  embb_thread_set_max_count(1024);
+
+  PT_RUN(TaskTest);
+  PT_RUN(GroupTest);
+  PT_RUN(QueueTest);
+}

mtapi_cpp_ext/test/mtapi_cpp_test_config.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef MTAPI_CPP_TEST_MTAPI_CPP_TEST_CONFIG_H_
+#define MTAPI_CPP_TEST_MTAPI_CPP_TEST_CONFIG_H_
+
+#include <partest/partest.h>
+#include <embb/mtapi_ext/mtapi.h>
+
+#define THIS_DOMAIN_ID 1
+#define THIS_NODE_ID 1
+
+#endif // MTAPI_CPP_TEST_MTAPI_CPP_TEST_CONFIG_H_

mtapi_cpp_ext/test/mtapi_cpp_test_group.cc

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <mtapi_cpp_test_config.h>
+#include <mtapi_cpp_test_group.h>
+
+#include <embb/base/c/memory_allocation.h>
+
+#define JOB_TEST_GROUP 5
+#define TASK_COUNT 4
+
+struct result_example_struct {
+  int value1;
+  int value2;
+};
+
+typedef struct result_example_struct result_example_t;
+
+static void testGroupAction(
+  const void* args,
+  mtapi_size_t /*args_size*/,
+  void* results,
+  mtapi_size_t /*results_size*/,
+  const void* /*node_local_data*/,
+  mtapi_size_t /*node_local_data_size*/,
+  mtapi_task_context_t * /*context*/) {
+  result_example_t const * in = static_cast<result_example_t const *>(args);
+  result_example_t * out = static_cast<result_example_t *>(results);
+  out->value2 = in->value1;
+}
+
+static void testDoSomethingElse() {
+}
+
+GroupTest::GroupTest() {
+  CreateUnit("mtapi_cpp group test").Add(&GroupTest::TestBasic, this);
+}
+
+void GroupTest::TestBasic() {
+  embb::mtapi::Node::Initialize(THIS_DOMAIN_ID, THIS_NODE_ID);
+
+  embb::mtapi::Job job(JOB_TEST_GROUP, THIS_DOMAIN_ID);
+  embb::mtapi::Action action(JOB_TEST_GROUP, testGroupAction);
+
+  {
+    embb::mtapi::Group group;
+
+    result_example_t buffer[TASK_COUNT];
+    for (int ii = 0; ii < TASK_COUNT; ii++) {
+      buffer[ii].value1 = ii;
+      buffer[ii].value2 = -1;
+      group.Start(job, &buffer[ii], &buffer[ii]);
+    }
+
+    testDoSomethingElse();
+
+    group.WaitAll();
+
+    for (int ii = 0; ii < TASK_COUNT; ii++) {
+      PT_EXPECT_EQ(buffer[ii].value1, ii);
+      PT_EXPECT_EQ(buffer[ii].value2, ii);
+    }
+  }
+
+  {
+    embb::mtapi::Group group;
+
+    result_example_t buffer[TASK_COUNT];
+    for (int ii = 0; ii < 4; ii++) {
+      buffer[ii].value1 = ii;
+      buffer[ii].value2 = -1;
+      group.Start(job, &buffer[ii], &buffer[ii]);
+    }
+
+    testDoSomethingElse();
+
+    mtapi_status_t status;
+    result_example_t* result;
+    while (MTAPI_SUCCESS ==
+      (status = group.WaitAny(reinterpret_cast<void**>(&result)))) {
+      PT_EXPECT(result != MTAPI_NULL);
+      PT_EXPECT_EQ(result->value1, result->value2);
+    }
+    PT_EXPECT_EQ(status, MTAPI_GROUP_COMPLETED);
+  }
+
+  embb::mtapi::Node::Finalize();
+
+  PT_EXPECT_EQ(embb_get_bytes_allocated(), 0u);
+}

mtapi_cpp_ext/test/mtapi_cpp_test_group.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef MTAPI_CPP_TEST_MTAPI_CPP_TEST_GROUP_H_
+#define MTAPI_CPP_TEST_MTAPI_CPP_TEST_GROUP_H_
+
+#include <partest/partest.h>
+
+class GroupTest : public partest::TestCase {
+ public:
+  GroupTest();
+
+ private:
+  void TestBasic();
+};
+
+#endif // MTAPI_CPP_TEST_MTAPI_CPP_TEST_GROUP_H_

mtapi_cpp_ext/test/mtapi_cpp_test_queue.cc

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <mtapi_cpp_test_config.h>
+#include <mtapi_cpp_test_queue.h>
+
+#include <embb/base/c/memory_allocation.h>
+
+#define JOB_TEST_QUEUE 42
+
+static void testQueueAction(
+  const void* /*args*/,
+  mtapi_size_t /*args_size*/,
+  void* results,
+  mtapi_size_t /*results_size*/,
+  const void* /*node_local_data*/,
+  mtapi_size_t /*node_local_data_size*/,
+  mtapi_task_context_t * context) {
+  embb::mtapi::TaskContext ctx(context);
+  int * out = reinterpret_cast<int*>(results);
+  *out = 1;
+  ctx.SetStatus(MTAPI_ERR_ACTION_CANCELLED);
+}
+
+static void testDoSomethingElse() {
+}
+
+QueueTest::QueueTest() {
+  CreateUnit("mtapi_cpp queue test").Add(&QueueTest::TestBasic, this);
+}
+
+void QueueTest::TestBasic() {
+  embb::mtapi::Node::Initialize(THIS_DOMAIN_ID, THIS_NODE_ID);
+
+  embb::mtapi::Job job(JOB_TEST_QUEUE, THIS_DOMAIN_ID);
+  embb::mtapi::Action action(JOB_TEST_QUEUE, testQueueAction,
+    MTAPI_NULL, 0);
+
+  {
+    embb::mtapi::Queue queue(job);
+
+    int result = 0;
+    embb::mtapi::Task task = queue.Enqueue<void, int>(MTAPI_NULL, &result);
+
+    testDoSomethingElse();
+
+    mtapi_status_t status = task.Wait();
+    PT_EXPECT_EQ(status, MTAPI_ERR_ACTION_CANCELLED);
+    PT_EXPECT_EQ(result, 1);
+  }
+
+  embb::mtapi::Node::Finalize();
+
+  PT_EXPECT_EQ(embb_get_bytes_allocated(), 0u);
+}

mtapi_cpp_ext/test/mtapi_cpp_test_queue.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef MTAPI_CPP_TEST_MTAPI_CPP_TEST_QUEUE_H_
+#define MTAPI_CPP_TEST_MTAPI_CPP_TEST_QUEUE_H_
+
+#include <partest/partest.h>
+
+class QueueTest : public partest::TestCase {
+ public:
+  QueueTest();
+
+ private:
+  void TestBasic();
+};
+
+#endif // MTAPI_CPP_TEST_MTAPI_CPP_TEST_QUEUE_H_

mtapi_cpp_ext/test/mtapi_cpp_test_task.cc

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <iostream>
+#include <string>
+#include <cassert>
+
+#include <mtapi_cpp_test_config.h>
+#include <mtapi_cpp_test_task.h>
+
+#include <embb/base/c/memory_allocation.h>
+
+#define JOB_TEST_TASK 42
+#define JOB_TEST_ERROR 17
+
+static void testTaskAction(
+  const void* args,
+  mtapi_size_t /*args_size*/,
+  void* results,
+  mtapi_size_t /*results_size*/,
+  const void* /*node_local_data*/,
+  mtapi_size_t /*node_local_data_size*/,
+  mtapi_task_context_t * context) {
+  embb::mtapi::TaskContext ctx(context);
+  const char * msg = static_cast<const char *>(args);
+  std::string* out = static_cast<std::string*>(results);
+  *out = msg;
+}
+
+static void testErrorAction(
+  const void* /*args*/,
+  mtapi_size_t /*args_size*/,
+  void* /*results*/,
+  mtapi_size_t /*results_size*/,
+  const void* /*node_local_data*/,
+  mtapi_size_t /*node_local_data_size*/,
+  mtapi_task_context_t * context) {
+  embb::mtapi::TaskContext ctx(context);
+  ctx.SetStatus(MTAPI_ERR_ACTION_FAILED);
+}
+
+static void testDoSomethingElse() {
+}
+
+TaskTest::TaskTest() {
+  CreateUnit("mtapi_cpp task test").Add(&TaskTest::TestBasic, this);
+}
+
+void TaskTest::TestBasic() {
+  embb::mtapi::Node::Initialize(THIS_DOMAIN_ID, THIS_NODE_ID);
+
+  embb::mtapi::Node & node = embb::mtapi::Node::GetInstance();
+
+  {
+    embb::mtapi::NodeAttributes attr;
+    attr
+      .SetMaxActions(1024)
+      .SetMaxActionsPerJob(2)
+      .SetMaxPriorities(4);
+  }
+
+  {
+    embb::mtapi::Affinity affinity(false);
+    PT_EXPECT_EQ(affinity.GetInternal(), 0u);
+    affinity.Set(0u, true);
+    PT_EXPECT_EQ(affinity.GetInternal(), 1u);
+    affinity.Set(1u, true);
+    PT_EXPECT_EQ(affinity.GetInternal(), 3u);
+    affinity.Set(0u, false);
+    PT_EXPECT_EQ(affinity.GetInternal(), 2u);
+    PT_EXPECT_EQ(affinity.Get(0), false);
+    PT_EXPECT_EQ(affinity.Get(1), true);
+  }
+
+  {
+    embb::mtapi::Job job_task(JOB_TEST_TASK, THIS_DOMAIN_ID);
+
+    embb::mtapi::Action action_task(JOB_TEST_TASK, testTaskAction);
+
+    std::string test;
+    embb::mtapi::Task task = node.Start(job_task, "simple", &test);
+    testDoSomethingElse();
+    mtapi_status_t status = task.Wait();
+    PT_EXPECT_EQ(status, MTAPI_SUCCESS);
+    PT_EXPECT(test == "simple");
+  }
+
+  {
+    embb::mtapi::Job job_error(JOB_TEST_ERROR, THIS_DOMAIN_ID);
+
+    embb::mtapi::Action action_error(JOB_TEST_ERROR, testErrorAction, embb::mtapi::ActionAttributes());
+
+    std::string test;
+    embb::mtapi::Task task = node.Start(job_error, "simple", &test);
+    testDoSomethingElse();
+    mtapi_status_t status = task.Wait();
+    PT_EXPECT_EQ(status, MTAPI_ERR_ACTION_FAILED);
+  }
+
+  embb::mtapi::Node::Finalize();
+
+  PT_EXPECT_EQ(embb_get_bytes_allocated(), 0u);
+}

mtapi_cpp_ext/test/mtapi_cpp_test_task.h

+/*
+ * Copyright (c) 2014-2015, Siemens AG. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef MTAPI_CPP_TEST_MTAPI_CPP_TEST_TASK_H_
+#define MTAPI_CPP_TEST_MTAPI_CPP_TEST_TASK_H_
+
+#include <partest/partest.h>
+
+class TaskTest : public partest::TestCase {
+ public:
+  TaskTest();
+
+ private:
+  void TestBasic();
+};
+
+#endif // MTAPI_CPP_TEST_MTAPI_CPP_TEST_TASK_H_