Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

hal/common/Stream.cpp@1:d96dbedaebdb, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:54:50 2016 +0000
Revision:
1:d96dbedaebdb
Parent:
0:6c56fb4bc5f0 
Removed extra directories for other platforms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /* mbed Microcontroller Library
nexpaq 0:6c56fb4bc5f0 2 * Copyright (c) 2006-2013 ARM Limited
nexpaq 0:6c56fb4bc5f0 3 *
nexpaq 0:6c56fb4bc5f0 4 * Licensed under the Apache License, Version 2.0 (the "License");
nexpaq 0:6c56fb4bc5f0 5 * you may not use this file except in compliance with the License.
nexpaq 0:6c56fb4bc5f0 6 * You may obtain a copy of the License at
nexpaq 0:6c56fb4bc5f0 7 *
nexpaq 0:6c56fb4bc5f0 8 * http://www.apache.org/licenses/LICENSE-2.0
nexpaq 0:6c56fb4bc5f0 9 *
nexpaq 0:6c56fb4bc5f0 10 * Unless required by applicable law or agreed to in writing, software
nexpaq 0:6c56fb4bc5f0 11 * distributed under the License is distributed on an "AS IS" BASIS,
nexpaq 0:6c56fb4bc5f0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
nexpaq 0:6c56fb4bc5f0 13 * See the License for the specific language governing permissions and
nexpaq 0:6c56fb4bc5f0 14 * limitations under the License.
nexpaq 0:6c56fb4bc5f0 15 */
nexpaq 0:6c56fb4bc5f0 16 #include "Stream.h"
nexpaq 0:6c56fb4bc5f0 17
nexpaq 0:6c56fb4bc5f0 18 namespace mbed {
nexpaq 0:6c56fb4bc5f0 19
nexpaq 0:6c56fb4bc5f0 20 Stream::Stream(const char *name) : FileLike(name), _file(NULL) {
nexpaq 0:6c56fb4bc5f0 21 // No lock needed in constructor
nexpaq 0:6c56fb4bc5f0 22 /* open ourselves */
nexpaq 0:6c56fb4bc5f0 23 char buf[12]; /* :0x12345678 + null byte */
nexpaq 0:6c56fb4bc5f0 24 std::sprintf(buf, ":%p", this);
nexpaq 0:6c56fb4bc5f0 25 _file = std::fopen(buf, "w+");
nexpaq 0:6c56fb4bc5f0 26 mbed_set_unbuffered_stream(_file);
nexpaq 0:6c56fb4bc5f0 27 }
nexpaq 0:6c56fb4bc5f0 28
nexpaq 0:6c56fb4bc5f0 29 Stream::~Stream() {
nexpaq 0:6c56fb4bc5f0 30 // No lock can be used in destructor
nexpaq 0:6c56fb4bc5f0 31 fclose(_file);
nexpaq 0:6c56fb4bc5f0 32 }
nexpaq 0:6c56fb4bc5f0 33
nexpaq 0:6c56fb4bc5f0 34 int Stream::putc(int c) {
nexpaq 0:6c56fb4bc5f0 35 lock();
nexpaq 0:6c56fb4bc5f0 36 fflush(_file);
nexpaq 0:6c56fb4bc5f0 37 int ret = std::fputc(c, _file);
nexpaq 0:6c56fb4bc5f0 38 unlock();
nexpaq 0:6c56fb4bc5f0 39 return ret;
nexpaq 0:6c56fb4bc5f0 40 }
nexpaq 0:6c56fb4bc5f0 41 int Stream::puts(const char *s) {
nexpaq 0:6c56fb4bc5f0 42 lock();
nexpaq 0:6c56fb4bc5f0 43 fflush(_file);
nexpaq 0:6c56fb4bc5f0 44 int ret = std::fputs(s, _file);
nexpaq 0:6c56fb4bc5f0 45 unlock();
nexpaq 0:6c56fb4bc5f0 46 return ret;
nexpaq 0:6c56fb4bc5f0 47 }
nexpaq 0:6c56fb4bc5f0 48 int Stream::getc() {
nexpaq 0:6c56fb4bc5f0 49 lock();
nexpaq 0:6c56fb4bc5f0 50 fflush(_file);
nexpaq 0:6c56fb4bc5f0 51 int ret = mbed_getc(_file);
nexpaq 0:6c56fb4bc5f0 52 unlock();
nexpaq 0:6c56fb4bc5f0 53 return ret;
nexpaq 0:6c56fb4bc5f0 54 }
nexpaq 0:6c56fb4bc5f0 55 char* Stream::gets(char *s, int size) {
nexpaq 0:6c56fb4bc5f0 56 lock();
nexpaq 0:6c56fb4bc5f0 57 fflush(_file);
nexpaq 0:6c56fb4bc5f0 58 char *ret = mbed_gets(s,size,_file);
nexpaq 0:6c56fb4bc5f0 59 unlock();
nexpaq 0:6c56fb4bc5f0 60 return ret;
nexpaq 0:6c56fb4bc5f0 61 }
nexpaq 0:6c56fb4bc5f0 62
nexpaq 0:6c56fb4bc5f0 63 int Stream::close() {
nexpaq 0:6c56fb4bc5f0 64 return 0;
nexpaq 0:6c56fb4bc5f0 65 }
nexpaq 0:6c56fb4bc5f0 66
nexpaq 0:6c56fb4bc5f0 67 ssize_t Stream::write(const void* buffer, size_t length) {
nexpaq 0:6c56fb4bc5f0 68 const char* ptr = (const char*)buffer;
nexpaq 0:6c56fb4bc5f0 69 const char* end = ptr + length;
nexpaq 0:6c56fb4bc5f0 70
nexpaq 0:6c56fb4bc5f0 71 lock();
nexpaq 0:6c56fb4bc5f0 72 while (ptr != end) {
nexpaq 0:6c56fb4bc5f0 73 if (_putc(*ptr++) == EOF) {
nexpaq 0:6c56fb4bc5f0 74 break;
nexpaq 0:6c56fb4bc5f0 75 }
nexpaq 0:6c56fb4bc5f0 76 }
nexpaq 0:6c56fb4bc5f0 77 unlock();
nexpaq 0:6c56fb4bc5f0 78
nexpaq 0:6c56fb4bc5f0 79 return ptr - (const char*)buffer;
nexpaq 0:6c56fb4bc5f0 80 }
nexpaq 0:6c56fb4bc5f0 81
nexpaq 0:6c56fb4bc5f0 82 ssize_t Stream::read(void* buffer, size_t length) {
nexpaq 0:6c56fb4bc5f0 83 char* ptr = (char*)buffer;
nexpaq 0:6c56fb4bc5f0 84 char* end = ptr + length;
nexpaq 0:6c56fb4bc5f0 85
nexpaq 0:6c56fb4bc5f0 86 lock();
nexpaq 0:6c56fb4bc5f0 87 while (ptr != end) {
nexpaq 0:6c56fb4bc5f0 88 int c = _getc();
nexpaq 0:6c56fb4bc5f0 89 if (c==EOF) break;
nexpaq 0:6c56fb4bc5f0 90 *ptr++ = c;
nexpaq 0:6c56fb4bc5f0 91 }
nexpaq 0:6c56fb4bc5f0 92 unlock();
nexpaq 0:6c56fb4bc5f0 93
nexpaq 0:6c56fb4bc5f0 94 return ptr - (const char*)buffer;
nexpaq 0:6c56fb4bc5f0 95 }
nexpaq 0:6c56fb4bc5f0 96
nexpaq 0:6c56fb4bc5f0 97 off_t Stream::lseek(off_t offset, int whence) {
nexpaq 0:6c56fb4bc5f0 98 return 0;
nexpaq 0:6c56fb4bc5f0 99 }
nexpaq 0:6c56fb4bc5f0 100
nexpaq 0:6c56fb4bc5f0 101 int Stream::isatty() {
nexpaq 0:6c56fb4bc5f0 102 return 0;
nexpaq 0:6c56fb4bc5f0 103 }
nexpaq 0:6c56fb4bc5f0 104
nexpaq 0:6c56fb4bc5f0 105 int Stream::fsync() {
nexpaq 0:6c56fb4bc5f0 106 return 0;
nexpaq 0:6c56fb4bc5f0 107 }
nexpaq 0:6c56fb4bc5f0 108
nexpaq 0:6c56fb4bc5f0 109 off_t Stream::flen() {
nexpaq 0:6c56fb4bc5f0 110 return 0;
nexpaq 0:6c56fb4bc5f0 111 }
nexpaq 0:6c56fb4bc5f0 112
nexpaq 0:6c56fb4bc5f0 113 int Stream::printf(const char* format, ...) {
nexpaq 0:6c56fb4bc5f0 114 lock();
nexpaq 0:6c56fb4bc5f0 115 std::va_list arg;
nexpaq 0:6c56fb4bc5f0 116 va_start(arg, format);
nexpaq 0:6c56fb4bc5f0 117 fflush(_file);
nexpaq 0:6c56fb4bc5f0 118 int r = vfprintf(_file, format, arg);
nexpaq 0:6c56fb4bc5f0 119 va_end(arg);
nexpaq 0:6c56fb4bc5f0 120 unlock();
nexpaq 0:6c56fb4bc5f0 121 return r;
nexpaq 0:6c56fb4bc5f0 122 }
nexpaq 0:6c56fb4bc5f0 123
nexpaq 0:6c56fb4bc5f0 124 int Stream::scanf(const char* format, ...) {
nexpaq 0:6c56fb4bc5f0 125 lock();
nexpaq 0:6c56fb4bc5f0 126 std::va_list arg;
nexpaq 0:6c56fb4bc5f0 127 va_start(arg, format);
nexpaq 0:6c56fb4bc5f0 128 fflush(_file);
nexpaq 0:6c56fb4bc5f0 129 int r = vfscanf(_file, format, arg);
nexpaq 0:6c56fb4bc5f0 130 va_end(arg);
nexpaq 0:6c56fb4bc5f0 131 unlock();
nexpaq 0:6c56fb4bc5f0 132 return r;
nexpaq 0:6c56fb4bc5f0 133 }
nexpaq 0:6c56fb4bc5f0 134
nexpaq 0:6c56fb4bc5f0 135 int Stream::vprintf(const char* format, std::va_list args) {
nexpaq 0:6c56fb4bc5f0 136 lock();
nexpaq 0:6c56fb4bc5f0 137 fflush(_file);
nexpaq 0:6c56fb4bc5f0 138 int r = vfprintf(_file, format, args);
nexpaq 0:6c56fb4bc5f0 139 unlock();
nexpaq 0:6c56fb4bc5f0 140 return r;
nexpaq 0:6c56fb4bc5f0 141 }
nexpaq 0:6c56fb4bc5f0 142
nexpaq 0:6c56fb4bc5f0 143 int Stream::vscanf(const char* format, std::va_list args) {
nexpaq 0:6c56fb4bc5f0 144 lock();
nexpaq 0:6c56fb4bc5f0 145 fflush(_file);
nexpaq 0:6c56fb4bc5f0 146 int r = vfscanf(_file, format, args);
nexpaq 0:6c56fb4bc5f0 147 unlock();
nexpaq 0:6c56fb4bc5f0 148 return r;
nexpaq 0:6c56fb4bc5f0 149 }
nexpaq 0:6c56fb4bc5f0 150
nexpaq 0:6c56fb4bc5f0 151 } // namespace mbed