RTC auf true
Diff: platform/Stream.h
- Revision:
- 0:38ceb79fef03
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/platform/Stream.h Wed Nov 28 15:10:15 2018 +0000 @@ -0,0 +1,98 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * 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. + */ +#ifndef MBED_STREAM_H +#define MBED_STREAM_H + +#include "platform/platform.h" +#include "platform/FileLike.h" +#include "platform/FileHandle.h" +#include "platform/NonCopyable.h" +#include <cstdio> +#include <cstdarg> + +namespace mbed { +/** \addtogroup platform */ +/** @{*/ +/** + * \defgroup platform_Stream Stream class + * @{ + */ + +extern void mbed_set_unbuffered_stream(std::FILE *_file); +extern int mbed_getc(std::FILE *_file); +extern char *mbed_gets(char *s, int size, std::FILE *_file); + +/** File stream + * + * @note Synchronization level: Set by subclass + */ +class Stream : public FileLike, private NonCopyable<Stream> { + +public: + Stream(const char *name = NULL); + virtual ~Stream(); + + int putc(int c); + int puts(const char *s); + int getc(); + char *gets(char *s, int size); + int printf(const char *format, ...); + int scanf(const char *format, ...); + int vprintf(const char *format, std::va_list args); + int vscanf(const char *format, std::va_list args); + + operator std::FILE *() + { + return _file; + } + +protected: + virtual int close(); + virtual ssize_t write(const void *buffer, size_t length); + virtual ssize_t read(void *buffer, size_t length); + virtual off_t seek(off_t offset, int whence); + virtual off_t tell(); + virtual void rewind(); + virtual int isatty(); + virtual int sync(); + virtual off_t size(); + + virtual int _putc(int c) = 0; + virtual int _getc() = 0; + + std::FILE *_file; + + /** Acquire exclusive access to this object. + */ + virtual void lock() + { + // Stub + } + + /** Release exclusive access to this object. + */ + virtual void unlock() + { + // Stub + } +}; +/**@}*/ + +/**@}*/ +} // namespace mbed + +#endif +