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Diffstat (limited to 'ucs2-lib/inc/ucs_memory.h')
| -rw-r--r-- | ucs2-lib/inc/ucs_memory.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/ucs2-lib/inc/ucs_memory.h b/ucs2-lib/inc/ucs_memory.h new file mode 100644 index 0000000..927ed78 --- /dev/null +++ b/ucs2-lib/inc/ucs_memory.h @@ -0,0 +1,110 @@ +/*------------------------------------------------------------------------------------------------*/ +/* UNICENS V2.1.0-3491 */ +/* Copyright (c) 2017 Microchip Technology Germany II GmbH & Co. KG. */ +/* */ +/* This program is free software: you can redistribute it and/or modify */ +/* it under the terms of the GNU General Public License as published by */ +/* the Free Software Foundation, either version 2 of the License, or */ +/* (at your option) any later version. */ +/* */ +/* This program is distributed in the hope that it will be useful, */ +/* but WITHOUT ANY WARRANTY; without even the implied warranty of */ +/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */ +/* GNU General Public License for more details. */ +/* */ +/* You should have received a copy of the GNU General Public License */ +/* along with this program. If not, see <http://www.gnu.org/licenses/>. */ +/* */ +/* You may also obtain this software under a propriety license from Microchip. */ +/* Please contact Microchip for further information. */ +/*------------------------------------------------------------------------------------------------*/ + +/*! + * \file + * \brief Declaration of internal memory buffer + * + * \cond UCS_INTERNAL_DOC + * \addtogroup G_MEMORY + * @{ + */ + +#ifndef UCS_MEMORY_H +#define UCS_MEMORY_H + +/*------------------------------------------------------------------------------------------------*/ +/* Includes */ +/*------------------------------------------------------------------------------------------------*/ +#include "ucs_memory_pb.h" + +#ifdef __cplusplus +extern "C" +{ +#endif + +/*------------------------------------------------------------------------------------------------*/ +/* IAllocator Types */ +/*------------------------------------------------------------------------------------------------*/ +/*! \brief Callback function which frees memory + * \param allocator Reference to the Mem_Allocator_t object + * \param mem_ptr Reference to memory chunk + * \param mem_info_ptr Customer specific information needed to free + * the related memory chunk + */ +typedef void (*Mem_Free_t)(void *allocator, void* mem_ptr, void* mem_info_ptr); + +/*! \brief Callback function which allocated memory + * \param allocator Reference to the Mem_Allocator_t object + * \param size Size of the demanded memory chunk + * \param mem_info_ptr Customer specific information needed to free + * the related memory chunk + * \return Reference to a memory chunk with a minimum size of \c size. + * Otherwise NULL. + */ +typedef void* (*Mem_Allocate_t)(void *allocator, uint16_t size, void** mem_info_ptr); + +/*------------------------------------------------------------------------------------------------*/ +/* Interface IAllocator */ +/*------------------------------------------------------------------------------------------------*/ +/*! \brief Interface which is needed to be implemented by a memory allocator */ +typedef struct IAllocator_ +{ + void* base; /*!< Reference to the base class */ + Mem_Allocate_t allocate_fptr; /*!< Callback function required to allocate memory */ + Mem_Free_t free_fptr; /*!< Callback function required to free memory */ + +} IAllocator; + + +/*------------------------------------------------------------------------------------------------*/ +/* Memory buffer */ +/*------------------------------------------------------------------------------------------------*/ +/*! \brief Memory chunk comprising non public fields */ +typedef struct Mem_IntBuffer_ +{ + Ucs_Mem_Buffer_t public_buffer; /*!< \brief Public attributes of memory buffer + * \details This has to be the first member in this + * struct + */ + IAllocator *allocator_ptr; /*!< \brief Reference to the allocator which is + * required to free the memory chunk + */ + void *mem_info_ptr; /*!< \brief Customer specific information needed to + * free the related memory chunk + */ +} Mem_IntBuffer_t; + +#ifdef __cplusplus +} /* extern "C" */ +#endif + +#endif /* #ifndef UCS_MEMORY_H */ + +/*! + * @} + * \endcond + */ + +/*------------------------------------------------------------------------------------------------*/ +/* End of file */ +/*------------------------------------------------------------------------------------------------*/ + |