DSP Book Yeditepe / mbed_f401re

mbed library sources with internal temperature sensor for nucleo f401

common/Stream.cpp@0:7e2bd16f80af, 2015-01-17 (annotated)

Committer:
elessair
Date:
Sat Jan 17 18:03:58 2015 +0000
Revision:
0:7e2bd16f80af
nucleo f401re internal temperature added

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:7e2bd16f80af 1 /* mbed Microcontroller Library
elessair 0:7e2bd16f80af 2 * Copyright (c) 2006-2013 ARM Limited
elessair 0:7e2bd16f80af 3 *
elessair 0:7e2bd16f80af 4 * Licensed under the Apache License, Version 2.0 (the "License");
elessair 0:7e2bd16f80af 5 * you may not use this file except in compliance with the License.
elessair 0:7e2bd16f80af 6 * You may obtain a copy of the License at
elessair 0:7e2bd16f80af 7 *
elessair 0:7e2bd16f80af 8 * http://www.apache.org/licenses/LICENSE-2.0
elessair 0:7e2bd16f80af 9 *
elessair 0:7e2bd16f80af 10 * Unless required by applicable law or agreed to in writing, software
elessair 0:7e2bd16f80af 11 * distributed under the License is distributed on an "AS IS" BASIS,
elessair 0:7e2bd16f80af 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
elessair 0:7e2bd16f80af 13 * See the License for the specific language governing permissions and
elessair 0:7e2bd16f80af 14 * limitations under the License.
elessair 0:7e2bd16f80af 15 */
elessair 0:7e2bd16f80af 16 #include "Stream.h"
elessair 0:7e2bd16f80af 17
elessair 0:7e2bd16f80af 18 #include <cstdarg>
elessair 0:7e2bd16f80af 19
elessair 0:7e2bd16f80af 20 namespace mbed {
elessair 0:7e2bd16f80af 21
elessair 0:7e2bd16f80af 22 Stream::Stream(const char *name) : FileLike(name), _file(NULL) {
elessair 0:7e2bd16f80af 23 /* open ourselves */
elessair 0:7e2bd16f80af 24 char buf[12]; /* :0x12345678 + null byte */
elessair 0:7e2bd16f80af 25 std::sprintf(buf, ":%p", this);
elessair 0:7e2bd16f80af 26 _file = std::fopen(buf, "w+");
elessair 0:7e2bd16f80af 27 mbed_set_unbuffered_stream(_file);
elessair 0:7e2bd16f80af 28 }
elessair 0:7e2bd16f80af 29
elessair 0:7e2bd16f80af 30 Stream::~Stream() {
elessair 0:7e2bd16f80af 31 fclose(_file);
elessair 0:7e2bd16f80af 32 }
elessair 0:7e2bd16f80af 33
elessair 0:7e2bd16f80af 34 int Stream::putc(int c) {
elessair 0:7e2bd16f80af 35 fflush(_file);
elessair 0:7e2bd16f80af 36 return std::fputc(c, _file);
elessair 0:7e2bd16f80af 37 }
elessair 0:7e2bd16f80af 38 int Stream::puts(const char *s) {
elessair 0:7e2bd16f80af 39 fflush(_file);
elessair 0:7e2bd16f80af 40 return std::fputs(s, _file);
elessair 0:7e2bd16f80af 41 }
elessair 0:7e2bd16f80af 42 int Stream::getc() {
elessair 0:7e2bd16f80af 43 fflush(_file);
elessair 0:7e2bd16f80af 44 return mbed_getc(_file);
elessair 0:7e2bd16f80af 45 }
elessair 0:7e2bd16f80af 46 char* Stream::gets(char *s, int size) {
elessair 0:7e2bd16f80af 47 fflush(_file);
elessair 0:7e2bd16f80af 48 return mbed_gets(s,size,_file);
elessair 0:7e2bd16f80af 49 }
elessair 0:7e2bd16f80af 50
elessair 0:7e2bd16f80af 51 int Stream::close() {
elessair 0:7e2bd16f80af 52 return 0;
elessair 0:7e2bd16f80af 53 }
elessair 0:7e2bd16f80af 54
elessair 0:7e2bd16f80af 55 ssize_t Stream::write(const void* buffer, size_t length) {
elessair 0:7e2bd16f80af 56 const char* ptr = (const char*)buffer;
elessair 0:7e2bd16f80af 57 const char* end = ptr + length;
elessair 0:7e2bd16f80af 58 while (ptr != end) {
elessair 0:7e2bd16f80af 59 if (_putc(*ptr++) == EOF) {
elessair 0:7e2bd16f80af 60 break;
elessair 0:7e2bd16f80af 61 }
elessair 0:7e2bd16f80af 62 }
elessair 0:7e2bd16f80af 63 return ptr - (const char*)buffer;
elessair 0:7e2bd16f80af 64 }
elessair 0:7e2bd16f80af 65
elessair 0:7e2bd16f80af 66 ssize_t Stream::read(void* buffer, size_t length) {
elessair 0:7e2bd16f80af 67 char* ptr = (char*)buffer;
elessair 0:7e2bd16f80af 68 char* end = ptr + length;
elessair 0:7e2bd16f80af 69 while (ptr != end) {
elessair 0:7e2bd16f80af 70 int c = _getc();
elessair 0:7e2bd16f80af 71 if (c==EOF) break;
elessair 0:7e2bd16f80af 72 *ptr++ = c;
elessair 0:7e2bd16f80af 73 }
elessair 0:7e2bd16f80af 74 return ptr - (const char*)buffer;
elessair 0:7e2bd16f80af 75 }
elessair 0:7e2bd16f80af 76
elessair 0:7e2bd16f80af 77 off_t Stream::lseek(off_t offset, int whence) {
elessair 0:7e2bd16f80af 78 return 0;
elessair 0:7e2bd16f80af 79 }
elessair 0:7e2bd16f80af 80
elessair 0:7e2bd16f80af 81 int Stream::isatty() {
elessair 0:7e2bd16f80af 82 return 0;
elessair 0:7e2bd16f80af 83 }
elessair 0:7e2bd16f80af 84
elessair 0:7e2bd16f80af 85 int Stream::fsync() {
elessair 0:7e2bd16f80af 86 return 0;
elessair 0:7e2bd16f80af 87 }
elessair 0:7e2bd16f80af 88
elessair 0:7e2bd16f80af 89 off_t Stream::flen() {
elessair 0:7e2bd16f80af 90 return 0;
elessair 0:7e2bd16f80af 91 }
elessair 0:7e2bd16f80af 92
elessair 0:7e2bd16f80af 93 int Stream::printf(const char* format, ...) {
elessair 0:7e2bd16f80af 94 std::va_list arg;
elessair 0:7e2bd16f80af 95 va_start(arg, format);
elessair 0:7e2bd16f80af 96 fflush(_file);
elessair 0:7e2bd16f80af 97 int r = vfprintf(_file, format, arg);
elessair 0:7e2bd16f80af 98 va_end(arg);
elessair 0:7e2bd16f80af 99 return r;
elessair 0:7e2bd16f80af 100 }
elessair 0:7e2bd16f80af 101
elessair 0:7e2bd16f80af 102 int Stream::scanf(const char* format, ...) {
elessair 0:7e2bd16f80af 103 std::va_list arg;
elessair 0:7e2bd16f80af 104 va_start(arg, format);
elessair 0:7e2bd16f80af 105 fflush(_file);
elessair 0:7e2bd16f80af 106 int r = vfscanf(_file, format, arg);
elessair 0:7e2bd16f80af 107 va_end(arg);
elessair 0:7e2bd16f80af 108 return r;
elessair 0:7e2bd16f80af 109 }
elessair 0:7e2bd16f80af 110
elessair 0:7e2bd16f80af 111 } // namespace mbed