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mbed/Stream.h 1.77 KB
f7c9a8e1   jdenecha   Feat : Firt dump
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  /* 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.h"

  #include "FileLike.h"

  

  namespace mbed {

  

  extern void mbed_set_unbuffered_stream(FILE *_file);

  extern int mbed_getc(FILE *_file);

  extern char* mbed_gets(char *s, int size, FILE *_file);

  

  class Stream : public FileLike {

  

  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, ...);

  

      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 lseek(off_t offset, int whence);

      virtual int isatty();

      virtual int fsync();

      virtual off_t flen();

  

      virtual int _putc(int c) = 0;

      virtual int _getc() = 0;

  

      std::FILE *_file;

  

      /* disallow copy constructor and assignment operators */

  private:

      Stream(const Stream&);

      Stream & operator = (const Stream&);

  };

  

  } // namespace mbed

  

  #endif