diff --git a/mtapi_c/src/embb_mtapi_control_plugin_t.c b/mtapi_c/src/embb_mtapi_control_plugin_t.c new file mode 100644 index 0000000..67a2b8e --- /dev/null +++ b/mtapi_c/src/embb_mtapi_control_plugin_t.c @@ -0,0 +1,105 @@ +/* + * Copyright (c) 2014, 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 + +#include + +#include +#include + + +/* ---- POOL STORAGE ------------------------------------------------------- */ + +#define MTAPI_MAX_CONTROL_PLUGINS 32 +static embb_mtapi_control_plugin_t control_plugin_pool[MTAPI_MAX_CONTROL_PLUGINS]; +static embb_atomic_int control_plugin_count = { 0 }; + + +/* ---- CLASS MEMBERS ------------------------------------------------------ */ + +void embb_mtapi_ext_control_plugin_initialize( + MTAPI_IN mtapi_domain_t domain_id, + MTAPI_IN mtapi_node_t node_id, + MTAPI_OUT mtapi_status_t* status + ) { + mtapi_status_t local_status = MTAPI_SUCCESS; + + for (int ii = 0; ii < embb_atomic_load_int(&control_plugin_count); ii++) { + mtapi_status_t plugin_status = MTAPI_ERR_UNKNOWN; + control_plugin_pool[ii].initialize_function(domain_id, node_id, &plugin_status); + if (plugin_status != MTAPI_SUCCESS) { + local_status = plugin_status; + control_plugin_pool[ii].initialized = MTAPI_FALSE; + } else { + control_plugin_pool[ii].initialized = MTAPI_TRUE; + } + } + + mtapi_status_set(status, local_status); +} + +void embb_mtapi_ext_control_plugin_finalize( + MTAPI_OUT mtapi_status_t* status + ) { + mtapi_status_t local_status = MTAPI_SUCCESS; + + for (int ii = 0; ii < embb_atomic_load_int(&control_plugin_count); ii++) { + mtapi_status_t plugin_status = MTAPI_ERR_UNKNOWN; + if (control_plugin_pool[ii].initialized) { + control_plugin_pool[ii].finalize_function(&plugin_status); + if (plugin_status != MTAPI_SUCCESS) { + local_status = plugin_status; + } else { + control_plugin_pool[ii].initialized = MTAPI_FALSE; + } + } + } + + mtapi_status_set(status, local_status); +} + + +/* ---- INTERFACE FUNCTIONS ------------------------------------------------ */ + +void mtapi_ext_register_control_plugin( + MTAPI_IN mtapi_ext_control_plugin_initialize_function_t initialize_function, + MTAPI_IN mtapi_ext_control_plugin_finalize_function_t finalize_function, + MTAPI_OUT mtapi_status_t* status) { + mtapi_status_t local_status = MTAPI_ERR_UNKNOWN; + + int index = embb_atomic_fetch_and_add_int(&control_plugin_count, 1); + if (index < MTAPI_MAX_CONTROL_PLUGINS) { + control_plugin_pool[index].initialize_function = initialize_function; + control_plugin_pool[index].finalize_function = finalize_function; + local_status = MTAPI_SUCCESS; + } else { + embb_atomic_store_int(&control_plugin_count, MTAPI_MAX_CONTROL_PLUGINS); + local_status = MTAPI_ERR_PARAMETER; + } + + mtapi_status_set(status, local_status); +} diff --git a/mtapi_c/src/embb_mtapi_control_plugin_t.h b/mtapi_c/src/embb_mtapi_control_plugin_t.h new file mode 100644 index 0000000..0d1fd51 --- /dev/null +++ b/mtapi_c/src/embb_mtapi_control_plugin_t.h @@ -0,0 +1,76 @@ +/* + * Copyright (c) 2014, 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_C_SRC_EMBB_MTAPI_CONTROL_PLUGIN_T_H_ +#define MTAPI_C_SRC_EMBB_MTAPI_CONTROL_PLUGIN_T_H_ + +#include + +#ifdef __cplusplus +extern "C" { +#endif + + +/* ---- CLASS DECLARATION -------------------------------------------------- */ + +/** + * \internal + * Action class. + * + * \ingroup INTERNAL + */ +struct embb_mtapi_control_plugin_struct { + mtapi_ext_control_plugin_initialize_function_t initialize_function; + mtapi_ext_control_plugin_finalize_function_t finalize_function; + mtapi_boolean_t initialized; +}; + +typedef struct embb_mtapi_control_plugin_struct embb_mtapi_control_plugin_t; + +/** + * Default constructor. + * \memberof embb_mtapi_action_struct + */ +void embb_mtapi_ext_control_plugin_initialize( + MTAPI_IN mtapi_domain_t domain_id, + MTAPI_IN mtapi_node_t node_id, + MTAPI_OUT mtapi_status_t* status +); + +/** + * Destructor. + * \memberof embb_mtapi_action_struct + */ +void embb_mtapi_ext_control_plugin_finalize( + MTAPI_OUT mtapi_status_t* status +); + + +#ifdef __cplusplus +} +#endif + +#endif // MTAPI_C_SRC_EMBB_MTAPI_CONTROL_PLUGIN_T_H_ diff --git a/mtapi_c/src/embb_mtapi_node_t.c b/mtapi_c/src/embb_mtapi_node_t.c index 7f8f33c..66cbcdf 100644 --- a/mtapi_c/src/embb_mtapi_node_t.c +++ b/mtapi_c/src/embb_mtapi_node_t.c @@ -38,6 +38,7 @@ #include #include #include +#include static embb_mtapi_node_t* embb_mtapi_node_instance = NULL; @@ -131,6 +132,15 @@ void mtapi_initialize( /* initialization succeeded, tell workers to start working */ embb_atomic_store_int(&node->is_scheduler_running, MTAPI_TRUE); + + /* initialize plugins */ + embb_mtapi_ext_control_plugin_initialize( + domain_id, node_id, &local_status); + + if (MTAPI_SUCCESS != local_status) { + mtapi_finalize(MTAPI_NULL); + local_status = MTAPI_ERR_NODE_INITFAILED; + } } else { mtapi_finalize(MTAPI_NULL); local_status = MTAPI_ERR_NODE_INITFAILED; @@ -154,6 +164,9 @@ void mtapi_finalize(MTAPI_OUT mtapi_status_t* status) { if (embb_mtapi_node_is_initialized()) { embb_mtapi_node_t* node = embb_mtapi_node_get_instance(); + /* finalize plugins */ + embb_mtapi_ext_control_plugin_finalize(MTAPI_NULL); + /* finalize scheduler */ if (MTAPI_NULL != node->scheduler) { embb_mtapi_scheduler_delete(node->scheduler);