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Stream.h
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 ARM Limited 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 #ifndef MBED_STREAM_H 00017 #define MBED_STREAM_H 00018 00019 #include "platform.h" 00020 #include "FileLike.h" 00021 00022 namespace mbed { 00023 00024 class Stream : public FileLike { 00025 00026 public: 00027 Stream(const char *name=NULL); 00028 virtual ~Stream(); 00029 00030 int putc(int c); 00031 int puts(const char *s); 00032 int getc(); 00033 char *gets(char *s, int size); 00034 int printf(const char* format, ...); 00035 int scanf(const char* format, ...); 00036 00037 operator std::FILE*() {return _file;} 00038 00039 protected: 00040 virtual int close(); 00041 virtual ssize_t write(const void* buffer, size_t length); 00042 virtual ssize_t read(void* buffer, size_t length); 00043 virtual off_t lseek(off_t offset, int whence); 00044 virtual int isatty(); 00045 virtual int fsync(); 00046 virtual off_t flen(); 00047 00048 virtual int _putc(int c) = 0; 00049 virtual int _getc() = 0; 00050 00051 std::FILE *_file; 00052 00053 /* disallow copy constructor and assignment operators */ 00054 private: 00055 Stream(const Stream&); 00056 Stream & operator = (const Stream&); 00057 }; 00058 00059 } // namespace mbed 00060 00061 #endif
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