mbed library sources
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Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.
Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.
If you are looking for a stable and tested release, please import one of the official mbed library releases:
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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
common/Stream.cpp@135:067cc8ba23da, 2014-03-25 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Mar 25 10:15:07 2014 +0000
- Revision:
- 135:067cc8ba23da
- Parent:
- 13:0645d8841f51
- Child:
- 212:34d62c0b2af6
Synchronized with git revision 11bc6fdd038cd58284639ec6ff158b57e4b4bf68
Full URL: https://github.com/mbedmicro/mbed/commit/11bc6fdd038cd58284639ec6ff158b57e4b4bf68/
[NUCLEO_F302R8] Improvements in clock configuration, spi default pins, code formatting
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 13:0645d8841f51 | 1 | /* mbed Microcontroller Library |
bogdanm | 13:0645d8841f51 | 2 | * Copyright (c) 2006-2013 ARM Limited |
bogdanm | 13:0645d8841f51 | 3 | * |
bogdanm | 13:0645d8841f51 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
bogdanm | 13:0645d8841f51 | 5 | * you may not use this file except in compliance with the License. |
bogdanm | 13:0645d8841f51 | 6 | * You may obtain a copy of the License at |
bogdanm | 13:0645d8841f51 | 7 | * |
bogdanm | 13:0645d8841f51 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
bogdanm | 13:0645d8841f51 | 9 | * |
bogdanm | 13:0645d8841f51 | 10 | * Unless required by applicable law or agreed to in writing, software |
bogdanm | 13:0645d8841f51 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
bogdanm | 13:0645d8841f51 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
bogdanm | 13:0645d8841f51 | 13 | * See the License for the specific language governing permissions and |
bogdanm | 13:0645d8841f51 | 14 | * limitations under the License. |
bogdanm | 13:0645d8841f51 | 15 | */ |
bogdanm | 13:0645d8841f51 | 16 | #include "Stream.h" |
bogdanm | 13:0645d8841f51 | 17 | |
bogdanm | 13:0645d8841f51 | 18 | #include <cstdarg> |
bogdanm | 13:0645d8841f51 | 19 | |
bogdanm | 13:0645d8841f51 | 20 | namespace mbed { |
bogdanm | 13:0645d8841f51 | 21 | |
bogdanm | 13:0645d8841f51 | 22 | Stream::Stream(const char *name) : FileLike(name) { |
bogdanm | 13:0645d8841f51 | 23 | /* open ourselves */ |
bogdanm | 13:0645d8841f51 | 24 | char buf[12]; /* :0x12345678 + null byte */ |
bogdanm | 13:0645d8841f51 | 25 | std::sprintf(buf, ":%p", this); |
bogdanm | 13:0645d8841f51 | 26 | _file = std::fopen(buf, "w+"); |
bogdanm | 13:0645d8841f51 | 27 | setbuf(_file, NULL); |
bogdanm | 13:0645d8841f51 | 28 | } |
bogdanm | 13:0645d8841f51 | 29 | |
bogdanm | 13:0645d8841f51 | 30 | Stream::~Stream() { |
bogdanm | 13:0645d8841f51 | 31 | fclose(_file); |
bogdanm | 13:0645d8841f51 | 32 | } |
bogdanm | 13:0645d8841f51 | 33 | |
bogdanm | 13:0645d8841f51 | 34 | int Stream::putc(int c) { |
bogdanm | 13:0645d8841f51 | 35 | fflush(_file); |
bogdanm | 13:0645d8841f51 | 36 | return std::fputc(c, _file); |
bogdanm | 13:0645d8841f51 | 37 | } |
bogdanm | 13:0645d8841f51 | 38 | int Stream::puts(const char *s) { |
bogdanm | 13:0645d8841f51 | 39 | fflush(_file); |
bogdanm | 13:0645d8841f51 | 40 | return std::fputs(s, _file); |
bogdanm | 13:0645d8841f51 | 41 | } |
bogdanm | 13:0645d8841f51 | 42 | int Stream::getc() { |
bogdanm | 13:0645d8841f51 | 43 | fflush(_file); |
bogdanm | 13:0645d8841f51 | 44 | return std::fgetc(_file); |
bogdanm | 13:0645d8841f51 | 45 | } |
bogdanm | 13:0645d8841f51 | 46 | char* Stream::gets(char *s, int size) { |
bogdanm | 13:0645d8841f51 | 47 | fflush(_file); |
bogdanm | 13:0645d8841f51 | 48 | return std::fgets(s,size,_file); |
bogdanm | 13:0645d8841f51 | 49 | } |
bogdanm | 13:0645d8841f51 | 50 | |
bogdanm | 13:0645d8841f51 | 51 | int Stream::close() { |
bogdanm | 13:0645d8841f51 | 52 | return 0; |
bogdanm | 13:0645d8841f51 | 53 | } |
bogdanm | 13:0645d8841f51 | 54 | |
bogdanm | 13:0645d8841f51 | 55 | ssize_t Stream::write(const void* buffer, size_t length) { |
bogdanm | 13:0645d8841f51 | 56 | const char* ptr = (const char*)buffer; |
bogdanm | 13:0645d8841f51 | 57 | const char* end = ptr + length; |
bogdanm | 13:0645d8841f51 | 58 | while (ptr != end) { |
bogdanm | 13:0645d8841f51 | 59 | if (_putc(*ptr++) == EOF) { |
bogdanm | 13:0645d8841f51 | 60 | break; |
bogdanm | 13:0645d8841f51 | 61 | } |
bogdanm | 13:0645d8841f51 | 62 | } |
bogdanm | 13:0645d8841f51 | 63 | return ptr - (const char*)buffer; |
bogdanm | 13:0645d8841f51 | 64 | } |
bogdanm | 13:0645d8841f51 | 65 | |
bogdanm | 13:0645d8841f51 | 66 | ssize_t Stream::read(void* buffer, size_t length) { |
bogdanm | 13:0645d8841f51 | 67 | char* ptr = (char*)buffer; |
bogdanm | 13:0645d8841f51 | 68 | char* end = ptr + length; |
bogdanm | 13:0645d8841f51 | 69 | while (ptr != end) { |
bogdanm | 13:0645d8841f51 | 70 | int c = _getc(); |
bogdanm | 13:0645d8841f51 | 71 | if (c==EOF) break; |
bogdanm | 13:0645d8841f51 | 72 | *ptr++ = c; |
bogdanm | 13:0645d8841f51 | 73 | } |
bogdanm | 13:0645d8841f51 | 74 | return ptr - (const char*)buffer; |
bogdanm | 13:0645d8841f51 | 75 | } |
bogdanm | 13:0645d8841f51 | 76 | |
bogdanm | 13:0645d8841f51 | 77 | off_t Stream::lseek(off_t offset, int whence) { |
bogdanm | 13:0645d8841f51 | 78 | return 0; |
bogdanm | 13:0645d8841f51 | 79 | } |
bogdanm | 13:0645d8841f51 | 80 | |
bogdanm | 13:0645d8841f51 | 81 | int Stream::isatty() { |
bogdanm | 13:0645d8841f51 | 82 | return 0; |
bogdanm | 13:0645d8841f51 | 83 | } |
bogdanm | 13:0645d8841f51 | 84 | |
bogdanm | 13:0645d8841f51 | 85 | int Stream::fsync() { |
bogdanm | 13:0645d8841f51 | 86 | return 0; |
bogdanm | 13:0645d8841f51 | 87 | } |
bogdanm | 13:0645d8841f51 | 88 | |
bogdanm | 13:0645d8841f51 | 89 | off_t Stream::flen() { |
bogdanm | 13:0645d8841f51 | 90 | return 0; |
bogdanm | 13:0645d8841f51 | 91 | } |
bogdanm | 13:0645d8841f51 | 92 | |
bogdanm | 13:0645d8841f51 | 93 | int Stream::printf(const char* format, ...) { |
bogdanm | 13:0645d8841f51 | 94 | std::va_list arg; |
bogdanm | 13:0645d8841f51 | 95 | va_start(arg, format); |
bogdanm | 13:0645d8841f51 | 96 | fflush(_file); |
bogdanm | 13:0645d8841f51 | 97 | int r = vfprintf(_file, format, arg); |
bogdanm | 13:0645d8841f51 | 98 | va_end(arg); |
bogdanm | 13:0645d8841f51 | 99 | return r; |
bogdanm | 13:0645d8841f51 | 100 | } |
bogdanm | 13:0645d8841f51 | 101 | |
bogdanm | 13:0645d8841f51 | 102 | int Stream::scanf(const char* format, ...) { |
bogdanm | 13:0645d8841f51 | 103 | std::va_list arg; |
bogdanm | 13:0645d8841f51 | 104 | va_start(arg, format); |
bogdanm | 13:0645d8841f51 | 105 | fflush(_file); |
bogdanm | 13:0645d8841f51 | 106 | int r = vfscanf(_file, format, arg); |
bogdanm | 13:0645d8841f51 | 107 | va_end(arg); |
bogdanm | 13:0645d8841f51 | 108 | return r; |
bogdanm | 13:0645d8841f51 | 109 | } |
bogdanm | 13:0645d8841f51 | 110 | |
bogdanm | 13:0645d8841f51 | 111 | } // namespace mbed |