Takaaki Numai / mbed-dev

inport from local

Dependents:   Hobbyking_Cheetah_0511

platform/Stream.h@0:85b3fd62ea1a, 2020-03-16 (annotated)

Committer:
NYX
Date:
Mon Mar 16 06:35:48 2020 +0000
Revision:
0:85b3fd62ea1a
reinport to mbed;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
NYX 0:85b3fd62ea1a 1 /* mbed Microcontroller Library
NYX 0:85b3fd62ea1a 2 * Copyright (c) 2006-2013 ARM Limited
NYX 0:85b3fd62ea1a 3 *
NYX 0:85b3fd62ea1a 4 * Licensed under the Apache License, Version 2.0 (the "License");
NYX 0:85b3fd62ea1a 5 * you may not use this file except in compliance with the License.
NYX 0:85b3fd62ea1a 6 * You may obtain a copy of the License at
NYX 0:85b3fd62ea1a 7 *
NYX 0:85b3fd62ea1a 8 * http://www.apache.org/licenses/LICENSE-2.0
NYX 0:85b3fd62ea1a 9 *
NYX 0:85b3fd62ea1a 10 * Unless required by applicable law or agreed to in writing, software
NYX 0:85b3fd62ea1a 11 * distributed under the License is distributed on an "AS IS" BASIS,
NYX 0:85b3fd62ea1a 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
NYX 0:85b3fd62ea1a 13 * See the License for the specific language governing permissions and
NYX 0:85b3fd62ea1a 14 * limitations under the License.
NYX 0:85b3fd62ea1a 15 */
NYX 0:85b3fd62ea1a 16 #ifndef MBED_STREAM_H
NYX 0:85b3fd62ea1a 17 #define MBED_STREAM_H
NYX 0:85b3fd62ea1a 18
NYX 0:85b3fd62ea1a 19 #include "platform/platform.h"
NYX 0:85b3fd62ea1a 20 #include "platform/FileLike.h"
NYX 0:85b3fd62ea1a 21 #include "platform/FileHandle.h"
NYX 0:85b3fd62ea1a 22 #include "platform/NonCopyable.h"
NYX 0:85b3fd62ea1a 23 #include <cstdio>
NYX 0:85b3fd62ea1a 24 #include <cstdarg>
NYX 0:85b3fd62ea1a 25
NYX 0:85b3fd62ea1a 26 namespace mbed {
NYX 0:85b3fd62ea1a 27 /** \addtogroup platform */
NYX 0:85b3fd62ea1a 28 /** @{*/
NYX 0:85b3fd62ea1a 29
NYX 0:85b3fd62ea1a 30 extern void mbed_set_unbuffered_stream(std::FILE *_file);
NYX 0:85b3fd62ea1a 31 extern int mbed_getc(std::FILE *_file);
NYX 0:85b3fd62ea1a 32 extern char* mbed_gets(char *s, int size, std::FILE *_file);
NYX 0:85b3fd62ea1a 33 /** @}*/
NYX 0:85b3fd62ea1a 34
NYX 0:85b3fd62ea1a 35 /** File stream
NYX 0:85b3fd62ea1a 36 *
NYX 0:85b3fd62ea1a 37 * @note Synchronization level: Set by subclass
NYX 0:85b3fd62ea1a 38 * @ingroup platform
NYX 0:85b3fd62ea1a 39 */
NYX 0:85b3fd62ea1a 40 class Stream : public FileLike, private NonCopyable<Stream> {
NYX 0:85b3fd62ea1a 41
NYX 0:85b3fd62ea1a 42 public:
NYX 0:85b3fd62ea1a 43 Stream(const char *name=NULL);
NYX 0:85b3fd62ea1a 44 virtual ~Stream();
NYX 0:85b3fd62ea1a 45
NYX 0:85b3fd62ea1a 46 int putc(int c);
NYX 0:85b3fd62ea1a 47 int puts(const char *s);
NYX 0:85b3fd62ea1a 48 int getc();
NYX 0:85b3fd62ea1a 49 char *gets(char *s, int size);
NYX 0:85b3fd62ea1a 50 int printf(const char* format, ...);
NYX 0:85b3fd62ea1a 51 int scanf(const char* format, ...);
NYX 0:85b3fd62ea1a 52 int vprintf(const char* format, std::va_list args);
NYX 0:85b3fd62ea1a 53 int vscanf(const char* format, std::va_list args);
NYX 0:85b3fd62ea1a 54
NYX 0:85b3fd62ea1a 55 operator std::FILE*() {return _file;}
NYX 0:85b3fd62ea1a 56
NYX 0:85b3fd62ea1a 57 protected:
NYX 0:85b3fd62ea1a 58 virtual int close();
NYX 0:85b3fd62ea1a 59 virtual ssize_t write(const void* buffer, size_t length);
NYX 0:85b3fd62ea1a 60 virtual ssize_t read(void* buffer, size_t length);
NYX 0:85b3fd62ea1a 61 virtual off_t seek(off_t offset, int whence);
NYX 0:85b3fd62ea1a 62 virtual off_t tell();
NYX 0:85b3fd62ea1a 63 virtual void rewind();
NYX 0:85b3fd62ea1a 64 virtual int isatty();
NYX 0:85b3fd62ea1a 65 virtual int sync();
NYX 0:85b3fd62ea1a 66 virtual off_t size();
NYX 0:85b3fd62ea1a 67
NYX 0:85b3fd62ea1a 68 virtual int _putc(int c) = 0;
NYX 0:85b3fd62ea1a 69 virtual int _getc() = 0;
NYX 0:85b3fd62ea1a 70
NYX 0:85b3fd62ea1a 71 std::FILE *_file;
NYX 0:85b3fd62ea1a 72
NYX 0:85b3fd62ea1a 73 /** Acquire exclusive access to this object.
NYX 0:85b3fd62ea1a 74 */
NYX 0:85b3fd62ea1a 75 virtual void lock() {
NYX 0:85b3fd62ea1a 76 // Stub
NYX 0:85b3fd62ea1a 77 }
NYX 0:85b3fd62ea1a 78
NYX 0:85b3fd62ea1a 79 /** Release exclusive access to this object.
NYX 0:85b3fd62ea1a 80 */
NYX 0:85b3fd62ea1a 81 virtual void unlock() {
NYX 0:85b3fd62ea1a 82 // Stub
NYX 0:85b3fd62ea1a 83 }
NYX 0:85b3fd62ea1a 84 };
NYX 0:85b3fd62ea1a 85
NYX 0:85b3fd62ea1a 86 } // namespace mbed
NYX 0:85b3fd62ea1a 87
NYX 0:85b3fd62ea1a 88 #endif
NYX 0:85b3fd62ea1a 89