| #ifndef _DEDYNAMICLIBRARY_H |
| #define _DEDYNAMICLIBRARY_H |
| /*------------------------------------------------------------------------- |
| * drawElements Utility Library |
| * ---------------------------- |
| * |
| * Copyright 2014 The Android Open Source Project |
| * |
| * 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 |
| * \brief Dynamic link library abstraction. |
| *//*--------------------------------------------------------------------*/ |
| |
| #include "deDefs.h" |
| |
| DE_BEGIN_EXTERN_C |
| |
| /* Dynamic link library. */ |
| typedef struct deDynamicLibrary_s deDynamicLibrary; |
| |
| /*--------------------------------------------------------------------*//*! |
| * \brief Open dynamic library. |
| * \param fileName Name or path to dynamic library. |
| * \return Dynamic library handle, or DE_NULL on failure. |
| * |
| * This function opens and loads dynamic library to current process. |
| * If library is already loaded, its reference count will be increased. |
| *//*--------------------------------------------------------------------*/ |
| deDynamicLibrary* deDynamicLibrary_open (const char* fileName); |
| |
| /*--------------------------------------------------------------------*//*! |
| * \brief Load function symbol from dynamic library. |
| * \param library Dynamic library |
| * \param symbolName Name of function symbol |
| * \return Function pointer or DE_NULL on failure |
| * \note Returned pointers will be invalidated if dynamic library is |
| * unloaded. |
| *//*--------------------------------------------------------------------*/ |
| deFunctionPtr deDynamicLibrary_getFunction (const deDynamicLibrary* library, const char* symbolName); |
| |
| /*--------------------------------------------------------------------*//*! |
| * \brief Close dynamic library. |
| * \param library Dynamic library |
| * |
| * Closing library handle decrements reference count. Library is unloaded |
| * from process if reference count reaches zero. |
| *//*--------------------------------------------------------------------*/ |
| void deDynamicLibrary_close (deDynamicLibrary* library); |
| |
| DE_END_EXTERN_C |
| |
| #endif /* _DEDYNAMICLIBRARY_H */ |
