[core] active entity unregistration in descgate

ecal/core/include/ecal/cimpl/ecal_util_cimpl.h

@@ -151,6 +151,57 @@ extern "C"
    * @return  Response description buffer length or zero if failed.
   **/
   ECALC_API int eCAL_Util_GetServiceResponseDescription(const char* service_name_, const char* method_name_, void* resp_desc_, int resp_desc_len_);
+
+  /**
+   * @brief Gets client method request type name.
+   *
+   * @param       client_name_   Client name.
+   * @param       method_name_   Method name.
+   * @param [out] req_type_      Pointer to store the request type.
+   * @param       req_type_len_  Length of allocated buffer or ECAL_ALLOCATE_4ME if
+   *                             eCAL should allocate the buffer for you (see eCAL_FreeMem).
+   *
+   * @return  Type name buffer length or zero if failed.
+  **/
+  ECALC_API int eCAL_Util_GetClientRequestTypeName(const char* client_name_, const char* method_name_, void* req_type_, int req_type_len_);
+
+  /**
+   * @brief Gets client method response type name.
+   *
+   * @param       client_name_   Client name.
+   * @param       method_name_   Method name.
+   * @param [out] resp_type_     Pointer to store the response type.
+   * @param       resp_type_len_ Length of allocated buffer or ECAL_ALLOCATE_4ME if
+   *
+   * @return  Type name buffer length or zero if failed.
+  **/
+  ECALC_API int eCAL_Util_GetClientResponseTypeName(const char* client_name_, const char* method_name_, void* resp_type_, int resp_type_len_);
+
+  /**
+   * @brief Gets client method request description.
+   *
+   * @param       client_name_   Client name.
+   * @param       method_name_   Method name.
+   * @param [out] req_desc_      Pointer to store the request description.
+   * @param       req_desc_len_  Length of allocated buffer or ECAL_ALLOCATE_4ME if
+   *                             eCAL should allocate the buffer for you (see eCAL_FreeMem).
+   *
+   * @return  Request description buffer length or zero if failed.
+  **/
+  ECALC_API int eCAL_Util_GetClientRequestDescription(const char* client_name_, const char* method_name_, void* req_desc_, int req_desc_len_);
+
+  /**
+   * @brief Gets client method response description.
+   *
+   * @param       client_name_   Client name.
+   * @param       method_name_   Method name.
+   * @param [out] resp_desc_     Pointer to store the response description.
+   * @param       resp_desc_len_ Length of allocated buffer or ECAL_ALLOCATE_4ME if
+   *                             eCAL should allocate the buffer for you (see eCAL_FreeMem).
+   *
+   * @return  Response description buffer length or zero if failed.
+  **/
+  ECALC_API int eCAL_Util_GetClientResponseDescription(const char* client_name_, const char* method_name_, void* resp_desc_, int resp_desc_len_);
 #ifdef __cplusplus
 }
 #endif /*__cplusplus*/

ecal/core/include/ecal/ecal_util.h

@@ -27,18 +27,43 @@
 #include <ecal/ecal_os.h>
 #include <ecal/ecal_deprecate.h>
 #include <ecal/ecal_types.h>
-
 #include <map>
+#include <set>
 #include <string>
 #include <tuple>
-#include <unordered_map>
 #include <utility>
 #include <vector>
 
 namespace eCAL
 {
-  namespace Util
-  {
+    namespace Util
+    {
+    // enumeration of quality bits used for detecting how good a data information is
+    enum class DescQualityFlags : std::uint8_t
+    {
+      NO_QUALITY                = 0,         //!< Special value for initialization
+      DESCRIPTION_AVAILABLE     = 0x1 << 3,  //!< Having a type descriptor available
+      ENCODING_AVAILABLE        = 0x1 << 2,  //!< Having a type encoding
+      TYPENAME_AVAILABLE        = 0x1 << 1,  //!< Having a type name available
+      INFO_COMES_FROM_PRODUCER  = 0x1 << 0   //!< Info is coming from the producer (like a publisher, service)
+    };
+    inline DescQualityFlags& operator|= (DescQualityFlags& a, DescQualityFlags b) { return reinterpret_cast<DescQualityFlags&>(reinterpret_cast<std::underlying_type_t<DescQualityFlags>&>(a) |= static_cast<std::underlying_type_t<DescQualityFlags>>(b)); }
+
+    struct SQualityTopicInfo
+    {
+      std::string          id;
+      SDataTypeInformation info;
+      DescQualityFlags     quality = DescQualityFlags::NO_QUALITY;
+    };
+
+    struct SQualityServiceInfo
+    {
+      std::string               id;
+      SServiceMethodInformation info;
+      DescQualityFlags          request_quality  = DescQualityFlags::NO_QUALITY;
+      DescQualityFlags          response_quality = DescQualityFlags::NO_QUALITY;
+    };
+
     /**
      * @brief Retrieve eCAL configuration path.
      *          This is path is for the global eCAL configuration files
@@ -124,12 +149,84 @@ namespace eCAL
     ECAL_API void PubShareDescription(bool state_);
 
     /**
-     * @brief Get complete topic map (including types and descriptions).
+     * @brief Get complete snapshot of data type information with quality and topic id for all known publisher.
+     *
+     * @return MultiMap containing the quality datatype information and the topic id's.
+    **/
+    ECAL_API std::multimap<std::string, SQualityTopicInfo> GetPublisher();
+
+    /**
+     * @brief Get data type information with quality and topic id for this publisher.
+     *
+     * @param topic_name_  Topic name.
+     *
+     * @return Vector containing the quality datatype information for this publisher.
+    **/
+    ECAL_API std::vector<SQualityTopicInfo> GetPublisher(const std::string& topic_name_);
+
+    /**
+     * @brief Get complete snapshot of data type information with quality and topic id for all known subscriber.
+     *
+     * @return MultiMap containing the quality datatype information and the topic id's.
+    **/
+    ECAL_API std::multimap<std::string, SQualityTopicInfo> GetSubscriber();
+
+    /**
+     * @brief Get data type information with quality and topic id for this subscriber.
+     *
+     * @param topic_name_  Topic name.
+     *
+     * @return Vector containing the quality datatype information for this subscriber.
+    **/
+    ECAL_API std::vector<SQualityTopicInfo> GetSubscriber(const std::string& topic_name_);
+
+    /**
+     * @brief Get highest quality data type information out of a vector of quality data type information.
+     * 
+     * @param quality_topic_info_vec_  Vector of quality data type information
+     *
+     * @return Highest quality data type information.
+    **/
+    ECAL_API SDataTypeInformation GetHighestQualityDataTypeInformation(const std::vector<SQualityTopicInfo>& quality_topic_info_vec_);
+
+    /**
+     * @brief Get complete snapshot of service method information with quality and service id for all known services.
+     *
+     * @return MultiMap<ServiceName, MethodName> containing the quality datatype information and the service id's.
+    **/
+    ECAL_API std::multimap<std::tuple<std::string, std::string>, SQualityServiceInfo> GetServices();
+
+    /**
+     * @brief Get complete snapshot of service method information with quality and client id for all known clients.
      *
-     * @param topic_info_map_  Map to store the datatype descriptions.
-     *                         Map containing { TopicName -> (Encoding, Type, Description) } mapping of all topics that are currently known.
+     * @return MultiMap<ClientName, MethodName> containing the quality datatype information and the client id's.
     **/
-    ECAL_API void GetTopics(std::unordered_map<std::string, SDataTypeInformation>& topic_info_map_);
+    ECAL_API std::multimap<std::tuple<std::string, std::string>, SQualityServiceInfo> GetClients();
+
+    /**
+     * @brief Get highest quality service method type information out of a vector of quality service method information.
+     *
+     * @param quality_service_info_vec_  Vector of quality service method information
+     *
+     * @return Highest quality service method information.
+    **/
+    ECAL_API SServiceMethodInformation GetHighestQualityServiceMethodInformation(const std::vector<SQualityServiceInfo>& quality_service_info_vec_);
+
+    /**
+     * @brief Get complete topic map.
+     *
+     * @param data_type_info_map_  Map to store the datatype information.
+     *                             Map { TopicName -> SDataTypeInformation } mapping of all currently known publisher/subscriber.
+    **/
+    ECAL_API void GetTopics(std::map<std::string, SDataTypeInformation>& data_type_info_map_);
+
+    /**
+     * @brief Get complete quality topic map.
+     *
+     * @param quality_topic_info_map_  Map to store the quality datatype information.
+     *                                 Map { TopicName -> SQualityDataTypeInformation } mapping of all currently known publisher/subscriber.
+    **/
+    ECAL_API void GetTopics(std::map<std::string, SQualityTopicInfo>& quality_topic_info_map_);
 
     /**
      * @brief Get all topic names.
@@ -141,27 +238,35 @@ namespace eCAL
     /**
      * @brief Gets description of the specified topic.
      *
-     * @param topic_name_   Topic name.
-     * @param topic_info_   SDataTypeInformation to be filled by this function.
+     * @param topic_name_       Topic name.
+     * @param data_type_info_   SDataTypeInformation to be filled by this function.
      *
      * @return True if TopicInformation for specified topic could be retrieved, false otherwise.
     **/
-    ECAL_API bool GetTopicDataTypeInformation(const std::string& topic_name_, SDataTypeInformation& topic_info_);
+    ECAL_API bool GetTopicDataTypeInformation(const std::string& topic_name_, SDataTypeInformation& data_type_info_);
+
+    /**
+     * @brief Get complete service map.
+     *
+     * @param service_method_info_map_  Map to store the service/method descriptions.
+     *                                  Map { (ServiceName, MethodName) -> SServiceMethodInformation } mapping of all currently known services.
+    **/
+      ECAL_API void GetServices(std::map<std::tuple<std::string, std::string>, SServiceMethodInformation>& service_method_info_map_);
 
     /**
-     * @brief Get complete service map (including request and response types and descriptions).
+     * @brief Get complete quality service map.
      *
-     * @param service_info_map_  Map to store the datatype descriptions.
-     *                           Map { (ServiceName, MethodName) -> ( (ReqType, ReqDescription), (RespType, RespDescription) ) } mapping of all currently known services.
+     * @param quality_service_info_map_  Map to store the quality service/method descriptions.
+     *                                     Map { (ServiceName, MethodName) -> SQualityServiceMethodInformation } mapping of all currently known services.
     **/
-    ECAL_API void GetServices(std::map<std::tuple<std::string, std::string>, SServiceMethodInformation>& service_info_map_);
+    ECAL_API void GetServices(std::map<std::tuple<std::string, std::string>, SQualityServiceInfo>& quality_service_info_map_);
 
     /**
      * @brief Get all service/method names.
      *
      * @param service_method_names_ Vector to store the service/method tuples (Vector { (ServiceName, MethodName) }).
     **/
-    ECAL_API void GetServiceNames(std::vector<std::tuple<std::string, std::string>>& service_method_names_);
+    ECAL_API void GetServiceMethodNames(std::vector<std::tuple<std::string, std::string>>& service_method_names_);
 
     /**
      * @brief Gets service method request and response type names.
@@ -187,6 +292,53 @@ namespace eCAL
     **/
     ECAL_API bool GetServiceDescription(const std::string& service_name_, const std::string& method_name_, std::string& req_desc_, std::string& resp_desc_);
 
+    /**
+     * @brief Get complete client map.
+     *
+     * @param client_method_info_map_  Map to store the client/method descriptions.
+     *                                 Map { (ClientName, MethodName) ->  SServiceMethodInformation } mapping of all currently known clients.
+    **/
+    ECAL_API void GetClients(std::map<std::tuple<std::string, std::string>, SServiceMethodInformation>& client_method_info_map_);
+
+    /**
+     * @brief Get complete quality client map.
+     *
+     * @param quality_client_info_map_  Map to store the quality client/method descriptions.
+     *                                  Map { (ClientName, MethodName) ->  SQualityServiceMethodInformation } mapping of all currently known clients.
+    **/
+    ECAL_API void GetClients(std::map<std::tuple<std::string, std::string>, SQualityServiceInfo>& quality_client_info_map_);
+
+    /**
+     * @brief Get all client/method names.
+     *
+     * @param client_method_names_ Vector to store the client/method tuples (Vector { (ClientName, MethodName) }).
+    **/
+    ECAL_API void GetClientMethodNames(std::vector<std::tuple<std::string, std::string>>& client_method_names_);
+
+    /**
+     * @brief Gets client method request and response type names.
+     *
+     * @param client_name_  Client name.
+     * @param method_name_  Method name.
+     * @param req_type_     String to store request type.
+     * @param resp_type_    String to store response type.
+     *
+     * @return  True if succeeded.
+    **/
+    ECAL_API bool GetClientTypeNames(const std::string& client_name_, const std::string& method_name_, std::string& req_type_, std::string& resp_type_);
+
+    /**
+     * @brief Gets client method request and response descriptions.
+     *
+     * @param client_name_  Client name.
+     * @param method_name_  Method name.
+     * @param req_desc_     String to store request description.
+     * @param resp_desc_    String to store response description.
+     *
+     * @return  True if succeeded.
+    **/
+    ECAL_API bool GetClientDescription(const std::string& client_name_, const std::string& method_name_, std::string& req_desc_, std::string& resp_desc_);
+
     /**
      * @brief Splits the topic type (eCAL < 5.12) into encoding and types (>= eCAL 5.12)
      *

ecal/core/src/cimpl/ecal_util_cimpl.cpp

@@ -148,4 +148,60 @@ extern "C"
     }
     return 0;
   }
+
+  ECALC_API int eCAL_Util_GetClientRequestTypeName(const char* client_name_, const char* method_name_, void* req_type_, int req_type_len_)
+  {
+    if (client_name_ == nullptr) return(0);
+    if (method_name_ == nullptr) return(0);
+    if (req_type_ == nullptr)    return(0);
+    std::string req_type;
+    std::string resp_type;
+    if (eCAL::Util::GetClientTypeNames(client_name_, method_name_, req_type, resp_type))
+    {
+      return(CopyBuffer(req_type_, req_type_len_, req_type));
+    }
+    return 0;
+  }
+
+  ECALC_API int eCAL_Util_GetClientResponseTypeName(const char* client_name_, const char* method_name_, void* resp_type_, int resp_type_len_)
+  {
+    if (client_name_ == nullptr) return(0);
+    if (method_name_ == nullptr) return(0);
+    if (resp_type_ == nullptr)   return(0);
+    std::string req_type;
+    std::string resp_type;
+    if (eCAL::Util::GetClientTypeNames(client_name_, method_name_, req_type, resp_type))
+    {
+      return(CopyBuffer(resp_type_, resp_type_len_, resp_type));
+    }
+    return 0;
+  }
+
+  ECALC_API int eCAL_Util_GetClientRequestDescription(const char* client_name_, const char* method_name_, void* req_desc_, int req_desc_len_)
+  {
+    if (client_name_ == nullptr) return(0);
+    if (method_name_ == nullptr) return(0);
+    if (req_desc_ == nullptr)    return(0);
+    std::string req_desc;
+    std::string resp_desc;
+    if (eCAL::Util::GetClientDescription(client_name_, method_name_, req_desc, resp_desc))
+    {
+      return(CopyBuffer(req_desc_, req_desc_len_, req_desc));
+    }
+    return 0;
+  }
+
+  ECALC_API int eCAL_Util_GetClientResponseDescription(const char* client_name_, const char* method_name_, void* resp_desc_, int resp_desc_len_)
+  {
+    if (client_name_ == nullptr) return(0);
+    if (method_name_ == nullptr) return(0);
+    if (resp_desc_ == nullptr)   return(0);
+    std::string req_desc;
+    std::string resp_desc;
+    if (eCAL::Util::GetClientDescription(client_name_, method_name_, req_desc, resp_desc))
+    {
+      return(CopyBuffer(resp_desc_, resp_desc_len_, resp_desc));
+    }
+    return 0;
+  }
 }