buffer.h

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