buffer.h

00001 
00002 /** \addtogroup hal */
00003 /** @{*/
00004 /* mbed Microcontroller Library
00005  * Copyright (c) 2014-2015 ARM Limited
00006  * SPDX-License-Identifier: Apache-2.0
00007  *
00008  * Licensed under the Apache License, Version 2.0 (the "License");
00009  * you may not use this file except in compliance with the License.
00010  * You may obtain a copy of the License at
00011  *
00012  *     http://www.apache.org/licenses/LICENSE-2.0
00013  *
00014  * Unless required by applicable law or agreed to in writing, software
00015  * distributed under the License is distributed on an "AS IS" BASIS,
00016  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00017  * See the License for the specific language governing permissions and
00018  * limitations under the License.
00019  */
00020 #ifndef MBED_BUFFER_H
00021 #define MBED_BUFFER_H
00022 
00023 #include <stddef.h>
00024 
00025 /** Generic buffer structure
00026  */
00027 typedef struct buffer_s {
00028     void    *buffer; /**< the pointer to a buffer */
00029     size_t   length; /**< the buffer length */
00030     size_t   pos;    /**< actual buffer position */
00031     uint8_t  width;  /**< The buffer unit width (8, 16, 32, 64), used for proper *buffer casting */
00032 } buffer_t;
00033 
00034 #endif
00035 
00036 /** @}*/