takashi kadono / Mbed OS Nucleo446_SSD1331

Color Oled(SSD1331) connect to STMicroelectronics Nucleo-F466

Dependencies:   ssd1331

mbed-os/platform/FilePath.cpp@3:f3764f852aa8, 2018-10-11 (annotated)

Committer:
kadonotakashi
Date:
Thu Oct 11 02:27:46 2018 +0000
Revision:
3:f3764f852aa8
Parent:
0:8fdf9a60065b 
Nucreo 446 + SSD1331 test version;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kadonotakashi 0:8fdf9a60065b 1 /* mbed Microcontroller Library
kadonotakashi 0:8fdf9a60065b 2 * Copyright (c) 2006-2013 ARM Limited
kadonotakashi 0:8fdf9a60065b 3 *
kadonotakashi 0:8fdf9a60065b 4 * Licensed under the Apache License, Version 2.0 (the "License");
kadonotakashi 0:8fdf9a60065b 5 * you may not use this file except in compliance with the License.
kadonotakashi 0:8fdf9a60065b 6 * You may obtain a copy of the License at
kadonotakashi 0:8fdf9a60065b 7 *
kadonotakashi 0:8fdf9a60065b 8 * http://www.apache.org/licenses/LICENSE-2.0
kadonotakashi 0:8fdf9a60065b 9 *
kadonotakashi 0:8fdf9a60065b 10 * Unless required by applicable law or agreed to in writing, software
kadonotakashi 0:8fdf9a60065b 11 * distributed under the License is distributed on an "AS IS" BASIS,
kadonotakashi 0:8fdf9a60065b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kadonotakashi 0:8fdf9a60065b 13 * See the License for the specific language governing permissions and
kadonotakashi 0:8fdf9a60065b 14 * limitations under the License.
kadonotakashi 0:8fdf9a60065b 15 */
kadonotakashi 0:8fdf9a60065b 16 #include "platform/FilePath.h"
kadonotakashi 0:8fdf9a60065b 17
kadonotakashi 0:8fdf9a60065b 18 namespace mbed {
kadonotakashi 0:8fdf9a60065b 19
kadonotakashi 0:8fdf9a60065b 20 FilePath::FilePath(const char *file_path) : file_name(NULL), fb(NULL)
kadonotakashi 0:8fdf9a60065b 21 {
kadonotakashi 0:8fdf9a60065b 22 // skip slashes
kadonotakashi 0:8fdf9a60065b 23 file_path += strspn(file_path, "/");
kadonotakashi 0:8fdf9a60065b 24
kadonotakashi 0:8fdf9a60065b 25 const char *file_system = file_path;
kadonotakashi 0:8fdf9a60065b 26 file_name = file_system;
kadonotakashi 0:8fdf9a60065b 27 int len = 0;
kadonotakashi 0:8fdf9a60065b 28 while (true) {
kadonotakashi 0:8fdf9a60065b 29 char c = *file_name;
kadonotakashi 0:8fdf9a60065b 30 if (c == '/') { // end of object name
kadonotakashi 0:8fdf9a60065b 31 file_name++; // point to one char after the '/'
kadonotakashi 0:8fdf9a60065b 32 break;
kadonotakashi 0:8fdf9a60065b 33 }
kadonotakashi 0:8fdf9a60065b 34 if (c == 0) { // end of object name, with no filename
kadonotakashi 0:8fdf9a60065b 35 break;
kadonotakashi 0:8fdf9a60065b 36 }
kadonotakashi 0:8fdf9a60065b 37 len++;
kadonotakashi 0:8fdf9a60065b 38 file_name++;
kadonotakashi 0:8fdf9a60065b 39 }
kadonotakashi 0:8fdf9a60065b 40
kadonotakashi 0:8fdf9a60065b 41 MBED_ASSERT(len != 0);
kadonotakashi 0:8fdf9a60065b 42 fb = FileBase::lookup(file_system, len);
kadonotakashi 0:8fdf9a60065b 43 }
kadonotakashi 0:8fdf9a60065b 44
kadonotakashi 0:8fdf9a60065b 45 const char *FilePath::fileName(void)
kadonotakashi 0:8fdf9a60065b 46 {
kadonotakashi 0:8fdf9a60065b 47 return file_name;
kadonotakashi 0:8fdf9a60065b 48 }
kadonotakashi 0:8fdf9a60065b 49
kadonotakashi 0:8fdf9a60065b 50 bool FilePath::isFileSystem(void)
kadonotakashi 0:8fdf9a60065b 51 {
kadonotakashi 0:8fdf9a60065b 52 if (NULL == fb) {
kadonotakashi 0:8fdf9a60065b 53 return false;
kadonotakashi 0:8fdf9a60065b 54 }
kadonotakashi 0:8fdf9a60065b 55 return (fb->getPathType() == FileSystemPathType);
kadonotakashi 0:8fdf9a60065b 56 }
kadonotakashi 0:8fdf9a60065b 57
kadonotakashi 0:8fdf9a60065b 58 FileSystemLike *FilePath::fileSystem(void)
kadonotakashi 0:8fdf9a60065b 59 {
kadonotakashi 0:8fdf9a60065b 60 if (isFileSystem()) {
kadonotakashi 0:8fdf9a60065b 61 return static_cast<FileSystemLike *>(fb);
kadonotakashi 0:8fdf9a60065b 62 }
kadonotakashi 0:8fdf9a60065b 63 return NULL;
kadonotakashi 0:8fdf9a60065b 64 }
kadonotakashi 0:8fdf9a60065b 65
kadonotakashi 0:8fdf9a60065b 66 bool FilePath::isFile(void)
kadonotakashi 0:8fdf9a60065b 67 {
kadonotakashi 0:8fdf9a60065b 68 if (NULL == fb) {
kadonotakashi 0:8fdf9a60065b 69 return false;
kadonotakashi 0:8fdf9a60065b 70 }
kadonotakashi 0:8fdf9a60065b 71 return (fb->getPathType() == FilePathType);
kadonotakashi 0:8fdf9a60065b 72 }
kadonotakashi 0:8fdf9a60065b 73
kadonotakashi 0:8fdf9a60065b 74 FileLike *FilePath::file(void)
kadonotakashi 0:8fdf9a60065b 75 {
kadonotakashi 0:8fdf9a60065b 76 if (isFile()) {
kadonotakashi 0:8fdf9a60065b 77 return (FileLike *)fb;
kadonotakashi 0:8fdf9a60065b 78 }
kadonotakashi 0:8fdf9a60065b 79 return NULL;
kadonotakashi 0:8fdf9a60065b 80 }
kadonotakashi 0:8fdf9a60065b 81
kadonotakashi 0:8fdf9a60065b 82 bool FilePath::exists(void)
kadonotakashi 0:8fdf9a60065b 83 {
kadonotakashi 0:8fdf9a60065b 84 return fb != NULL;
kadonotakashi 0:8fdf9a60065b 85 }
kadonotakashi 0:8fdf9a60065b 86
kadonotakashi 0:8fdf9a60065b 87 } // namespace mbed