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mbed-os/platform/FilePath.cpp@0:6bf0743ece18, 2020-03-28 (annotated)
- Committer:
- demayer
- Date:
- Sat Mar 28 15:28:19 2020 +0000
- Revision:
- 0:6bf0743ece18
IMU Thread with an event-queue running parallel to handle tasks like a 5 times blinking LED. Button with interrupt detected.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
demayer | 0:6bf0743ece18 | 1 | /* mbed Microcontroller Library |
demayer | 0:6bf0743ece18 | 2 | * Copyright (c) 2006-2013 ARM Limited |
demayer | 0:6bf0743ece18 | 3 | * |
demayer | 0:6bf0743ece18 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
demayer | 0:6bf0743ece18 | 5 | * you may not use this file except in compliance with the License. |
demayer | 0:6bf0743ece18 | 6 | * You may obtain a copy of the License at |
demayer | 0:6bf0743ece18 | 7 | * |
demayer | 0:6bf0743ece18 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
demayer | 0:6bf0743ece18 | 9 | * |
demayer | 0:6bf0743ece18 | 10 | * Unless required by applicable law or agreed to in writing, software |
demayer | 0:6bf0743ece18 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
demayer | 0:6bf0743ece18 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
demayer | 0:6bf0743ece18 | 13 | * See the License for the specific language governing permissions and |
demayer | 0:6bf0743ece18 | 14 | * limitations under the License. |
demayer | 0:6bf0743ece18 | 15 | */ |
demayer | 0:6bf0743ece18 | 16 | #include "platform/FilePath.h" |
demayer | 0:6bf0743ece18 | 17 | |
demayer | 0:6bf0743ece18 | 18 | namespace mbed { |
demayer | 0:6bf0743ece18 | 19 | |
demayer | 0:6bf0743ece18 | 20 | FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) { |
demayer | 0:6bf0743ece18 | 21 | if ((file_path[0] != '/') || (file_path[1] == 0)) return; |
demayer | 0:6bf0743ece18 | 22 | |
demayer | 0:6bf0743ece18 | 23 | const char* file_system = &file_path[1]; |
demayer | 0:6bf0743ece18 | 24 | file_name = file_system; |
demayer | 0:6bf0743ece18 | 25 | int len = 0; |
demayer | 0:6bf0743ece18 | 26 | while (true) { |
demayer | 0:6bf0743ece18 | 27 | char c = *file_name; |
demayer | 0:6bf0743ece18 | 28 | if (c == '/') { // end of object name |
demayer | 0:6bf0743ece18 | 29 | file_name++; // point to one char after the '/' |
demayer | 0:6bf0743ece18 | 30 | break; |
demayer | 0:6bf0743ece18 | 31 | } |
demayer | 0:6bf0743ece18 | 32 | if (c == 0) { // end of object name, with no filename |
demayer | 0:6bf0743ece18 | 33 | break; |
demayer | 0:6bf0743ece18 | 34 | } |
demayer | 0:6bf0743ece18 | 35 | len++; |
demayer | 0:6bf0743ece18 | 36 | file_name++; |
demayer | 0:6bf0743ece18 | 37 | } |
demayer | 0:6bf0743ece18 | 38 | |
demayer | 0:6bf0743ece18 | 39 | fb = FileBase::lookup(file_system, len); |
demayer | 0:6bf0743ece18 | 40 | } |
demayer | 0:6bf0743ece18 | 41 | |
demayer | 0:6bf0743ece18 | 42 | const char* FilePath::fileName(void) { |
demayer | 0:6bf0743ece18 | 43 | return file_name; |
demayer | 0:6bf0743ece18 | 44 | } |
demayer | 0:6bf0743ece18 | 45 | |
demayer | 0:6bf0743ece18 | 46 | bool FilePath::isFileSystem(void) { |
demayer | 0:6bf0743ece18 | 47 | if (NULL == fb) |
demayer | 0:6bf0743ece18 | 48 | return false; |
demayer | 0:6bf0743ece18 | 49 | return (fb->getPathType() == FileSystemPathType); |
demayer | 0:6bf0743ece18 | 50 | } |
demayer | 0:6bf0743ece18 | 51 | |
demayer | 0:6bf0743ece18 | 52 | FileSystemLike* FilePath::fileSystem(void) { |
demayer | 0:6bf0743ece18 | 53 | if (isFileSystem()) { |
demayer | 0:6bf0743ece18 | 54 | return static_cast<FileSystemLike*>(fb); |
demayer | 0:6bf0743ece18 | 55 | } |
demayer | 0:6bf0743ece18 | 56 | return NULL; |
demayer | 0:6bf0743ece18 | 57 | } |
demayer | 0:6bf0743ece18 | 58 | |
demayer | 0:6bf0743ece18 | 59 | bool FilePath::isFile(void) { |
demayer | 0:6bf0743ece18 | 60 | if (NULL == fb) |
demayer | 0:6bf0743ece18 | 61 | return false; |
demayer | 0:6bf0743ece18 | 62 | return (fb->getPathType() == FilePathType); |
demayer | 0:6bf0743ece18 | 63 | } |
demayer | 0:6bf0743ece18 | 64 | |
demayer | 0:6bf0743ece18 | 65 | FileLike* FilePath::file(void) { |
demayer | 0:6bf0743ece18 | 66 | if (isFile()) { |
demayer | 0:6bf0743ece18 | 67 | return (FileLike*)fb; |
demayer | 0:6bf0743ece18 | 68 | } |
demayer | 0:6bf0743ece18 | 69 | return NULL; |
demayer | 0:6bf0743ece18 | 70 | } |
demayer | 0:6bf0743ece18 | 71 | |
demayer | 0:6bf0743ece18 | 72 | bool FilePath::exists(void) { |
demayer | 0:6bf0743ece18 | 73 | return fb != NULL; |
demayer | 0:6bf0743ece18 | 74 | } |
demayer | 0:6bf0743ece18 | 75 | |
demayer | 0:6bf0743ece18 | 76 | } // namespace mbed |