initial

Dependencies:   mbed

Committer:
yihui
Date:
Mon Jan 11 02:32:24 2016 +0000
Revision:
0:638edba3adf6
initial

Who changed what in which revision?

UserRevisionLine numberNew contents of line
yihui 0:638edba3adf6 1 /* mbed Microcontroller Library
yihui 0:638edba3adf6 2 * Copyright (c) 2006-2013 ARM Limited
yihui 0:638edba3adf6 3 *
yihui 0:638edba3adf6 4 * Licensed under the Apache License, Version 2.0 (the "License");
yihui 0:638edba3adf6 5 * you may not use this file except in compliance with the License.
yihui 0:638edba3adf6 6 * You may obtain a copy of the License at
yihui 0:638edba3adf6 7 *
yihui 0:638edba3adf6 8 * http://www.apache.org/licenses/LICENSE-2.0
yihui 0:638edba3adf6 9 *
yihui 0:638edba3adf6 10 * Unless required by applicable law or agreed to in writing, software
yihui 0:638edba3adf6 11 * distributed under the License is distributed on an "AS IS" BASIS,
yihui 0:638edba3adf6 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
yihui 0:638edba3adf6 13 * See the License for the specific language governing permissions and
yihui 0:638edba3adf6 14 * limitations under the License.
yihui 0:638edba3adf6 15 */
yihui 0:638edba3adf6 16 #ifndef MBED_STREAM_H
yihui 0:638edba3adf6 17 #define MBED_STREAM_H
yihui 0:638edba3adf6 18
yihui 0:638edba3adf6 19 #include "platform.h"
yihui 0:638edba3adf6 20 #include "FileLike.h"
yihui 0:638edba3adf6 21
yihui 0:638edba3adf6 22 namespace mbed {
yihui 0:638edba3adf6 23
yihui 0:638edba3adf6 24 extern void mbed_set_unbuffered_stream(FILE *_file);
yihui 0:638edba3adf6 25 extern int mbed_getc(FILE *_file);
yihui 0:638edba3adf6 26 extern char* mbed_gets(char *s, int size, FILE *_file);
yihui 0:638edba3adf6 27
yihui 0:638edba3adf6 28 class Stream : public FileLike {
yihui 0:638edba3adf6 29
yihui 0:638edba3adf6 30 public:
yihui 0:638edba3adf6 31 Stream(const char *name=NULL);
yihui 0:638edba3adf6 32 virtual ~Stream();
yihui 0:638edba3adf6 33
yihui 0:638edba3adf6 34 int putc(int c);
yihui 0:638edba3adf6 35 int puts(const char *s);
yihui 0:638edba3adf6 36 int getc();
yihui 0:638edba3adf6 37 char *gets(char *s, int size);
yihui 0:638edba3adf6 38 int printf(const char* format, ...);
yihui 0:638edba3adf6 39 int scanf(const char* format, ...);
yihui 0:638edba3adf6 40
yihui 0:638edba3adf6 41 operator std::FILE*() {return _file;}
yihui 0:638edba3adf6 42
yihui 0:638edba3adf6 43 protected:
yihui 0:638edba3adf6 44 virtual int close();
yihui 0:638edba3adf6 45 virtual ssize_t write(const void* buffer, size_t length);
yihui 0:638edba3adf6 46 virtual ssize_t read(void* buffer, size_t length);
yihui 0:638edba3adf6 47 virtual off_t lseek(off_t offset, int whence);
yihui 0:638edba3adf6 48 virtual int isatty();
yihui 0:638edba3adf6 49 virtual int fsync();
yihui 0:638edba3adf6 50 virtual off_t flen();
yihui 0:638edba3adf6 51
yihui 0:638edba3adf6 52 virtual int _putc(int c) = 0;
yihui 0:638edba3adf6 53 virtual int _getc() = 0;
yihui 0:638edba3adf6 54
yihui 0:638edba3adf6 55 std::FILE *_file;
yihui 0:638edba3adf6 56
yihui 0:638edba3adf6 57 /* disallow copy constructor and assignment operators */
yihui 0:638edba3adf6 58 private:
yihui 0:638edba3adf6 59 Stream(const Stream&);
yihui 0:638edba3adf6 60 Stream & operator = (const Stream&);
yihui 0:638edba3adf6 61 };
yihui 0:638edba3adf6 62
yihui 0:638edba3adf6 63 } // namespace mbed
yihui 0:638edba3adf6 64
yihui 0:638edba3adf6 65 #endif