Implement new util functions (#16)

* Implement new util functions

Signed-off-by: jparisu <javierparis@eprosima.com>

* Make ReturnCode convertible

Signed-off-by: jparisu <javierparis@eprosima.com>

* add headers to custom enum

Signed-off-by: jparisu <javierparis@eprosima.com>

* uncrustify

Signed-off-by: jparisu <javierparis@eprosima.com>

Signed-off-by: jparisu <javierparis@eprosima.com>

Author: jparisu

cpp_utils/include/cpp_utils/ReturnCode.hpp

@@ -37,6 +37,9 @@ class ReturnCode : public eprosima::fastrtps::types::ReturnCode_t
     //! Inherit Parent class constructors
     using eprosima::fastrtps::types::ReturnCode_t::ReturnCode_t;
 
+    ReturnCode(
+            const eprosima::fastrtps::types::ReturnCode_t& other);
+
     //! Specify the operator so OK code could be translated to True.
     CPP_UTILS_DllAPI bool operator ()() const noexcept;
 
@@ -62,5 +65,3 @@ CPP_UTILS_DllAPI std::ostream& operator <<(
 
 } /* namespace utils */
 } /* namespace eprosima */
-
-

cpp_utils/include/cpp_utils/impl/utils.ipp

@@ -18,6 +18,8 @@
 
 #pragma once
 
+#include <cstring>
+
 namespace eprosima {
 namespace utils {
 
@@ -153,7 +155,15 @@ std::string generic_to_string(
     return ss.str();
 }
 
+template <typename T>
+void* copy_to_void_ptr(
+        const T* source,
+        size_t size /* = sizeof(T) */)
+{
+    void* new_ptr = std::malloc(size);
+    std::memcpy(new_ptr, source, size);
+    return new_ptr;
+}
+
 } /* namespace utils */
 } /* namespace eprosima */
-
-

cpp_utils/include/cpp_utils/macros/custom_enumeration.hpp

@@ -20,8 +20,10 @@
 
 #pragma once
 
-#include <string>
 #include <array>
+#include <ostream>
+#include <string>
+#include <vector>
 
 #include <cpp_utils/exception/InitializationException.hpp>
 #include <cpp_utils/macros/macros.hpp>

cpp_utils/include/cpp_utils/types/Fuzzy.hpp

@@ -221,5 +221,3 @@ CPP_UTILS_DllAPI std::ostream& operator <<(
 
 // Include implementation template file
 #include <cpp_utils/types/impl/Fuzzy.ipp>
-
-

cpp_utils/include/cpp_utils/types/cast.hpp

@@ -0,0 +1,34 @@
+// Copyright 2022 Proyectos y Sistemas de Mantenimiento SL (eProsima).
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @file cast.hpp
+ */
+
+#pragma once
+
+#include <cpp_utils/library/library_dll.h>
+
+namespace eprosima {
+namespace utils {
+
+template <typename T>
+CPP_UTILS_DllAPI void* cast_to_void_ptr(
+        const T* c);
+
+} /* namespace utils */
+} /* namespace eprosima */
+
+// Include implementation template file
+#include <cpp_utils/types/impl/cast.ipp>

cpp_utils/include/cpp_utils/types/impl/cast.ipp

@@ -0,0 +1,32 @@
+// Copyright 2022 Proyectos y Sistemas de Mantenimiento SL (eProsima).
+//
+// Licensed under the Apache License, Version 2.0 (the "License")
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+/**
+ * @file cast.ipp
+ */
+
+#pragma once
+
+namespace eprosima {
+namespace utils {
+
+template <typename T>
+void* cast_to_void_ptr(
+        const T* c)
+{
+    return static_cast<void*>(const_cast<T*>(c));
+}
+
+} /* namespace utils */
+} /* namespace eprosima */

cpp_utils/include/cpp_utils/utils.hpp

@@ -172,10 +172,13 @@ template <typename T>
 CPP_UTILS_DllAPI std::string generic_to_string(
         const T& element);
 
+template <typename T>
+CPP_UTILS_DllAPI void* copy_to_void_ptr(
+        const T* source,
+        size_t size = sizeof(T));
+
 } /* namespace utils */
 } /* namespace eprosima */
 
 // Include implementation template file
 #include <cpp_utils/impl/utils.ipp>
-
-

cpp_utils/src/cpp/ReturnCode.cpp

@@ -41,6 +41,13 @@ const std::map<ReturnCode, std::string> ReturnCode::to_string_conversion_ =
     {ReturnCode::RETCODE_NOT_ALLOWED_BY_SECURITY, "NotAllowedBySecurity"},
 };
 
+ReturnCode::ReturnCode(
+        const eprosima::fastrtps::types::ReturnCode_t& other)
+    : eprosima::fastrtps::types::ReturnCode_t(other())
+{
+    // Do nothing
+}
+
 bool ReturnCode::operator ()() const noexcept
 {
     return RETCODE_OK == *this;