不韋 呂 / F746_MySoundMachine

Integrated program of 4 different kinds of application programs for processing sound signal. 4種類のサウンド信号処理を統合したプログラム．

Dependencies:   F746_GUI F746_SAI_IO FrequencyResponseDrawer SD_PlayerSkeleton UIT_FFT_Real

mbed_src_STM/common/Stream.cpp@0:224dccbc4edd, 2016-08-15 (annotated)

Committer:
MikamiUitOpen
Date:
Mon Aug 15 07:18:07 2016 +0000
Revision:
0:224dccbc4edd
1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MikamiUitOpen 0:224dccbc4edd 1 /* mbed Microcontroller Library
MikamiUitOpen 0:224dccbc4edd 2 * Copyright (c) 2006-2013 ARM Limited
MikamiUitOpen 0:224dccbc4edd 3 *
MikamiUitOpen 0:224dccbc4edd 4 * Licensed under the Apache License, Version 2.0 (the "License");
MikamiUitOpen 0:224dccbc4edd 5 * you may not use this file except in compliance with the License.
MikamiUitOpen 0:224dccbc4edd 6 * You may obtain a copy of the License at
MikamiUitOpen 0:224dccbc4edd 7 *
MikamiUitOpen 0:224dccbc4edd 8 * http://www.apache.org/licenses/LICENSE-2.0
MikamiUitOpen 0:224dccbc4edd 9 *
MikamiUitOpen 0:224dccbc4edd 10 * Unless required by applicable law or agreed to in writing, software
MikamiUitOpen 0:224dccbc4edd 11 * distributed under the License is distributed on an "AS IS" BASIS,
MikamiUitOpen 0:224dccbc4edd 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MikamiUitOpen 0:224dccbc4edd 13 * See the License for the specific language governing permissions and
MikamiUitOpen 0:224dccbc4edd 14 * limitations under the License.
MikamiUitOpen 0:224dccbc4edd 15 */
MikamiUitOpen 0:224dccbc4edd 16 #include "Stream.h"
MikamiUitOpen 0:224dccbc4edd 17
MikamiUitOpen 0:224dccbc4edd 18 namespace mbed {
MikamiUitOpen 0:224dccbc4edd 19
MikamiUitOpen 0:224dccbc4edd 20 Stream::Stream(const char *name) : FileLike(name), _file(NULL) {
MikamiUitOpen 0:224dccbc4edd 21 /* open ourselves */
MikamiUitOpen 0:224dccbc4edd 22 char buf[12]; /* :0x12345678 + null byte */
MikamiUitOpen 0:224dccbc4edd 23 std::sprintf(buf, ":%p", this);
MikamiUitOpen 0:224dccbc4edd 24 _file = std::fopen(buf, "w+");
MikamiUitOpen 0:224dccbc4edd 25 mbed_set_unbuffered_stream(_file);
MikamiUitOpen 0:224dccbc4edd 26 }
MikamiUitOpen 0:224dccbc4edd 27
MikamiUitOpen 0:224dccbc4edd 28 Stream::~Stream() {
MikamiUitOpen 0:224dccbc4edd 29 fclose(_file);
MikamiUitOpen 0:224dccbc4edd 30 }
MikamiUitOpen 0:224dccbc4edd 31
MikamiUitOpen 0:224dccbc4edd 32 int Stream::putc(int c) {
MikamiUitOpen 0:224dccbc4edd 33 fflush(_file);
MikamiUitOpen 0:224dccbc4edd 34 return std::fputc(c, _file);
MikamiUitOpen 0:224dccbc4edd 35 }
MikamiUitOpen 0:224dccbc4edd 36 int Stream::puts(const char *s) {
MikamiUitOpen 0:224dccbc4edd 37 fflush(_file);
MikamiUitOpen 0:224dccbc4edd 38 return std::fputs(s, _file);
MikamiUitOpen 0:224dccbc4edd 39 }
MikamiUitOpen 0:224dccbc4edd 40 int Stream::getc() {
MikamiUitOpen 0:224dccbc4edd 41 fflush(_file);
MikamiUitOpen 0:224dccbc4edd 42 return mbed_getc(_file);
MikamiUitOpen 0:224dccbc4edd 43 }
MikamiUitOpen 0:224dccbc4edd 44 char* Stream::gets(char *s, int size) {
MikamiUitOpen 0:224dccbc4edd 45 fflush(_file);
MikamiUitOpen 0:224dccbc4edd 46 return mbed_gets(s,size,_file);
MikamiUitOpen 0:224dccbc4edd 47 }
MikamiUitOpen 0:224dccbc4edd 48
MikamiUitOpen 0:224dccbc4edd 49 int Stream::close() {
MikamiUitOpen 0:224dccbc4edd 50 return 0;
MikamiUitOpen 0:224dccbc4edd 51 }
MikamiUitOpen 0:224dccbc4edd 52
MikamiUitOpen 0:224dccbc4edd 53 ssize_t Stream::write(const void* buffer, size_t length) {
MikamiUitOpen 0:224dccbc4edd 54 const char* ptr = (const char*)buffer;
MikamiUitOpen 0:224dccbc4edd 55 const char* end = ptr + length;
MikamiUitOpen 0:224dccbc4edd 56 while (ptr != end) {
MikamiUitOpen 0:224dccbc4edd 57 if (_putc(*ptr++) == EOF) {
MikamiUitOpen 0:224dccbc4edd 58 break;
MikamiUitOpen 0:224dccbc4edd 59 }
MikamiUitOpen 0:224dccbc4edd 60 }
MikamiUitOpen 0:224dccbc4edd 61 return ptr - (const char*)buffer;
MikamiUitOpen 0:224dccbc4edd 62 }
MikamiUitOpen 0:224dccbc4edd 63
MikamiUitOpen 0:224dccbc4edd 64 ssize_t Stream::read(void* buffer, size_t length) {
MikamiUitOpen 0:224dccbc4edd 65 char* ptr = (char*)buffer;
MikamiUitOpen 0:224dccbc4edd 66 char* end = ptr + length;
MikamiUitOpen 0:224dccbc4edd 67 while (ptr != end) {
MikamiUitOpen 0:224dccbc4edd 68 int c = _getc();
MikamiUitOpen 0:224dccbc4edd 69 if (c==EOF) break;
MikamiUitOpen 0:224dccbc4edd 70 *ptr++ = c;
MikamiUitOpen 0:224dccbc4edd 71 }
MikamiUitOpen 0:224dccbc4edd 72 return ptr - (const char*)buffer;
MikamiUitOpen 0:224dccbc4edd 73 }
MikamiUitOpen 0:224dccbc4edd 74
MikamiUitOpen 0:224dccbc4edd 75 off_t Stream::lseek(off_t offset, int whence) {
MikamiUitOpen 0:224dccbc4edd 76 return 0;
MikamiUitOpen 0:224dccbc4edd 77 }
MikamiUitOpen 0:224dccbc4edd 78
MikamiUitOpen 0:224dccbc4edd 79 int Stream::isatty() {
MikamiUitOpen 0:224dccbc4edd 80 return 0;
MikamiUitOpen 0:224dccbc4edd 81 }
MikamiUitOpen 0:224dccbc4edd 82
MikamiUitOpen 0:224dccbc4edd 83 int Stream::fsync() {
MikamiUitOpen 0:224dccbc4edd 84 return 0;
MikamiUitOpen 0:224dccbc4edd 85 }
MikamiUitOpen 0:224dccbc4edd 86
MikamiUitOpen 0:224dccbc4edd 87 off_t Stream::flen() {
MikamiUitOpen 0:224dccbc4edd 88 return 0;
MikamiUitOpen 0:224dccbc4edd 89 }
MikamiUitOpen 0:224dccbc4edd 90
MikamiUitOpen 0:224dccbc4edd 91 int Stream::printf(const char* format, ...) {
MikamiUitOpen 0:224dccbc4edd 92 std::va_list arg;
MikamiUitOpen 0:224dccbc4edd 93 va_start(arg, format);
MikamiUitOpen 0:224dccbc4edd 94 fflush(_file);
MikamiUitOpen 0:224dccbc4edd 95 int r = vfprintf(_file, format, arg);
MikamiUitOpen 0:224dccbc4edd 96 va_end(arg);
MikamiUitOpen 0:224dccbc4edd 97 return r;
MikamiUitOpen 0:224dccbc4edd 98 }
MikamiUitOpen 0:224dccbc4edd 99
MikamiUitOpen 0:224dccbc4edd 100 int Stream::scanf(const char* format, ...) {
MikamiUitOpen 0:224dccbc4edd 101 std::va_list arg;
MikamiUitOpen 0:224dccbc4edd 102 va_start(arg, format);
MikamiUitOpen 0:224dccbc4edd 103 fflush(_file);
MikamiUitOpen 0:224dccbc4edd 104 int r = vfscanf(_file, format, arg);
MikamiUitOpen 0:224dccbc4edd 105 va_end(arg);
MikamiUitOpen 0:224dccbc4edd 106 return r;
MikamiUitOpen 0:224dccbc4edd 107 }
MikamiUitOpen 0:224dccbc4edd 108
MikamiUitOpen 0:224dccbc4edd 109 int Stream::vprintf(const char* format, std::va_list args) {
MikamiUitOpen 0:224dccbc4edd 110 fflush(_file);
MikamiUitOpen 0:224dccbc4edd 111 int r = vfprintf(_file, format, args);
MikamiUitOpen 0:224dccbc4edd 112 return r;
MikamiUitOpen 0:224dccbc4edd 113 }
MikamiUitOpen 0:224dccbc4edd 114
MikamiUitOpen 0:224dccbc4edd 115 int Stream::vscanf(const char* format, std::va_list args) {
MikamiUitOpen 0:224dccbc4edd 116 fflush(_file);
MikamiUitOpen 0:224dccbc4edd 117 int r = vfscanf(_file, format, args);
MikamiUitOpen 0:224dccbc4edd 118 return r;
MikamiUitOpen 0:224dccbc4edd 119 }
MikamiUitOpen 0:224dccbc4edd 120
MikamiUitOpen 0:224dccbc4edd 121 } // namespace mbed