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Dependencies:   FFT

mbed/drivers/Stream.h@7:0d62545e6d73, 2020-12-03 (annotated)

Committer:
shyamgatech
Date:
Thu Dec 03 18:15:35 2020 +0000
Revision:
7:0d62545e6d73
Parent:
0:d6c9b09b4042 
addded gui mbed code;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
annieluo2 0:d6c9b09b4042 1 /* mbed Microcontroller Library
annieluo2 0:d6c9b09b4042 2 * Copyright (c) 2006-2013 ARM Limited
annieluo2 0:d6c9b09b4042 3 *
annieluo2 0:d6c9b09b4042 4 * Licensed under the Apache License, Version 2.0 (the "License");
annieluo2 0:d6c9b09b4042 5 * you may not use this file except in compliance with the License.
annieluo2 0:d6c9b09b4042 6 * You may obtain a copy of the License at
annieluo2 0:d6c9b09b4042 7 *
annieluo2 0:d6c9b09b4042 8 * http://www.apache.org/licenses/LICENSE-2.0
annieluo2 0:d6c9b09b4042 9 *
annieluo2 0:d6c9b09b4042 10 * Unless required by applicable law or agreed to in writing, software
annieluo2 0:d6c9b09b4042 11 * distributed under the License is distributed on an "AS IS" BASIS,
annieluo2 0:d6c9b09b4042 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
annieluo2 0:d6c9b09b4042 13 * See the License for the specific language governing permissions and
annieluo2 0:d6c9b09b4042 14 * limitations under the License.
annieluo2 0:d6c9b09b4042 15 */
annieluo2 0:d6c9b09b4042 16 #ifndef MBED_STREAM_H
annieluo2 0:d6c9b09b4042 17 #define MBED_STREAM_H
annieluo2 0:d6c9b09b4042 18
annieluo2 0:d6c9b09b4042 19 #include "platform/platform.h"
annieluo2 0:d6c9b09b4042 20 #include "drivers/FileLike.h"
annieluo2 0:d6c9b09b4042 21 #include <cstdarg>
annieluo2 0:d6c9b09b4042 22
annieluo2 0:d6c9b09b4042 23 namespace mbed {
annieluo2 0:d6c9b09b4042 24 /** \addtogroup drivers */
annieluo2 0:d6c9b09b4042 25 /** @{*/
annieluo2 0:d6c9b09b4042 26
annieluo2 0:d6c9b09b4042 27 extern void mbed_set_unbuffered_stream(FILE *_file);
annieluo2 0:d6c9b09b4042 28 extern int mbed_getc(FILE *_file);
annieluo2 0:d6c9b09b4042 29 extern char* mbed_gets(char *s, int size, FILE *_file);
annieluo2 0:d6c9b09b4042 30
annieluo2 0:d6c9b09b4042 31 /** File stream
annieluo2 0:d6c9b09b4042 32 *
annieluo2 0:d6c9b09b4042 33 * @Note Synchronization level: Set by subclass
annieluo2 0:d6c9b09b4042 34 */
annieluo2 0:d6c9b09b4042 35 class Stream : public FileLike {
annieluo2 0:d6c9b09b4042 36
annieluo2 0:d6c9b09b4042 37 public:
annieluo2 0:d6c9b09b4042 38 Stream(const char *name=NULL);
annieluo2 0:d6c9b09b4042 39 virtual ~Stream();
annieluo2 0:d6c9b09b4042 40
annieluo2 0:d6c9b09b4042 41 int putc(int c);
annieluo2 0:d6c9b09b4042 42 int puts(const char *s);
annieluo2 0:d6c9b09b4042 43 int getc();
annieluo2 0:d6c9b09b4042 44 char *gets(char *s, int size);
annieluo2 0:d6c9b09b4042 45 int printf(const char* format, ...);
annieluo2 0:d6c9b09b4042 46 int scanf(const char* format, ...);
annieluo2 0:d6c9b09b4042 47 int vprintf(const char* format, std::va_list args);
annieluo2 0:d6c9b09b4042 48 int vscanf(const char* format, std::va_list args);
annieluo2 0:d6c9b09b4042 49
annieluo2 0:d6c9b09b4042 50 operator std::FILE*() {return _file;}
annieluo2 0:d6c9b09b4042 51
annieluo2 0:d6c9b09b4042 52 protected:
annieluo2 0:d6c9b09b4042 53 virtual int close();
annieluo2 0:d6c9b09b4042 54 virtual ssize_t write(const void* buffer, size_t length);
annieluo2 0:d6c9b09b4042 55 virtual ssize_t read(void* buffer, size_t length);
annieluo2 0:d6c9b09b4042 56 virtual off_t lseek(off_t offset, int whence);
annieluo2 0:d6c9b09b4042 57 virtual int isatty();
annieluo2 0:d6c9b09b4042 58 virtual int fsync();
annieluo2 0:d6c9b09b4042 59 virtual off_t flen();
annieluo2 0:d6c9b09b4042 60
annieluo2 0:d6c9b09b4042 61 virtual int _putc(int c) = 0;
annieluo2 0:d6c9b09b4042 62 virtual int _getc() = 0;
annieluo2 0:d6c9b09b4042 63
annieluo2 0:d6c9b09b4042 64 std::FILE *_file;
annieluo2 0:d6c9b09b4042 65
annieluo2 0:d6c9b09b4042 66 /* disallow copy constructor and assignment operators */
annieluo2 0:d6c9b09b4042 67 private:
annieluo2 0:d6c9b09b4042 68 Stream(const Stream&);
annieluo2 0:d6c9b09b4042 69 Stream & operator = (const Stream&);
annieluo2 0:d6c9b09b4042 70 };
annieluo2 0:d6c9b09b4042 71
annieluo2 0:d6c9b09b4042 72 } // namespace mbed
annieluo2 0:d6c9b09b4042 73
annieluo2 0:d6c9b09b4042 74 #endif
annieluo2 0:d6c9b09b4042 75
annieluo2 0:d6c9b09b4042 76 /** @}*/