Kenji Arai / mbed-os_TYBLE16

mbed-os5 only for TYBLE16

Dependents:   TYBLE16_simple_data_logger TYBLE16_MP3_Air

platform/source/FilePath.cpp@1:9db0e321a9f4, 2019-12-31 (annotated)

Committer:
kenjiArai
Date:
Tue Dec 31 06:02:27 2019 +0000
Revision:
1:9db0e321a9f4
Parent:
platform/FilePath.cpp@0:5b88d5760320 
updated based on mbed-os5.15.0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kenjiArai 0:5b88d5760320 1 /* mbed Microcontroller Library
kenjiArai 0:5b88d5760320 2 * Copyright (c) 2006-2013 ARM Limited
kenjiArai 0:5b88d5760320 3 * SPDX-License-Identifier: Apache-2.0
kenjiArai 0:5b88d5760320 4 *
kenjiArai 0:5b88d5760320 5 * Licensed under the Apache License, Version 2.0 (the "License");
kenjiArai 0:5b88d5760320 6 * you may not use this file except in compliance with the License.
kenjiArai 0:5b88d5760320 7 * You may obtain a copy of the License at
kenjiArai 0:5b88d5760320 8 *
kenjiArai 0:5b88d5760320 9 * http://www.apache.org/licenses/LICENSE-2.0
kenjiArai 0:5b88d5760320 10 *
kenjiArai 0:5b88d5760320 11 * Unless required by applicable law or agreed to in writing, software
kenjiArai 0:5b88d5760320 12 * distributed under the License is distributed on an "AS IS" BASIS,
kenjiArai 0:5b88d5760320 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kenjiArai 0:5b88d5760320 14 * See the License for the specific language governing permissions and
kenjiArai 0:5b88d5760320 15 * limitations under the License.
kenjiArai 0:5b88d5760320 16 */
kenjiArai 0:5b88d5760320 17 #include "platform/FilePath.h"
kenjiArai 0:5b88d5760320 18
kenjiArai 0:5b88d5760320 19 namespace mbed {
kenjiArai 0:5b88d5760320 20
kenjiArai 0:5b88d5760320 21 FilePath::FilePath(const char *file_path) : file_name(NULL), fb(NULL)
kenjiArai 0:5b88d5760320 22 {
kenjiArai 0:5b88d5760320 23 // skip slashes
kenjiArai 0:5b88d5760320 24 file_path += strspn(file_path, "/");
kenjiArai 0:5b88d5760320 25
kenjiArai 0:5b88d5760320 26 const char *file_system = file_path;
kenjiArai 0:5b88d5760320 27 file_name = file_system;
kenjiArai 0:5b88d5760320 28 int len = 0;
kenjiArai 0:5b88d5760320 29 while (true) {
kenjiArai 0:5b88d5760320 30 char c = *file_name;
kenjiArai 0:5b88d5760320 31 if (c == '/') { // end of object name
kenjiArai 0:5b88d5760320 32 file_name++; // point to one char after the '/'
kenjiArai 0:5b88d5760320 33 break;
kenjiArai 0:5b88d5760320 34 }
kenjiArai 0:5b88d5760320 35 if (c == 0) { // end of object name, with no filename
kenjiArai 0:5b88d5760320 36 break;
kenjiArai 0:5b88d5760320 37 }
kenjiArai 0:5b88d5760320 38 len++;
kenjiArai 0:5b88d5760320 39 file_name++;
kenjiArai 0:5b88d5760320 40 }
kenjiArai 0:5b88d5760320 41
kenjiArai 0:5b88d5760320 42 MBED_ASSERT(len != 0);
kenjiArai 0:5b88d5760320 43 fb = FileBase::lookup(file_system, len);
kenjiArai 0:5b88d5760320 44 }
kenjiArai 0:5b88d5760320 45
kenjiArai 0:5b88d5760320 46 const char *FilePath::fileName(void)
kenjiArai 0:5b88d5760320 47 {
kenjiArai 0:5b88d5760320 48 return file_name;
kenjiArai 0:5b88d5760320 49 }
kenjiArai 0:5b88d5760320 50
kenjiArai 0:5b88d5760320 51 bool FilePath::isFileSystem(void)
kenjiArai 0:5b88d5760320 52 {
kenjiArai 0:5b88d5760320 53 if (NULL == fb) {
kenjiArai 0:5b88d5760320 54 return false;
kenjiArai 0:5b88d5760320 55 }
kenjiArai 0:5b88d5760320 56 return (fb->getPathType() == FileSystemPathType);
kenjiArai 0:5b88d5760320 57 }
kenjiArai 0:5b88d5760320 58
kenjiArai 0:5b88d5760320 59 FileSystemLike *FilePath::fileSystem(void)
kenjiArai 0:5b88d5760320 60 {
kenjiArai 0:5b88d5760320 61 if (isFileSystem()) {
kenjiArai 0:5b88d5760320 62 return static_cast<FileSystemLike *>(fb);
kenjiArai 0:5b88d5760320 63 }
kenjiArai 0:5b88d5760320 64 return NULL;
kenjiArai 0:5b88d5760320 65 }
kenjiArai 0:5b88d5760320 66
kenjiArai 0:5b88d5760320 67 bool FilePath::isFile(void)
kenjiArai 0:5b88d5760320 68 {
kenjiArai 0:5b88d5760320 69 if (NULL == fb) {
kenjiArai 0:5b88d5760320 70 return false;
kenjiArai 0:5b88d5760320 71 }
kenjiArai 0:5b88d5760320 72 return (fb->getPathType() == FilePathType);
kenjiArai 0:5b88d5760320 73 }
kenjiArai 0:5b88d5760320 74
kenjiArai 0:5b88d5760320 75 FileLike *FilePath::file(void)
kenjiArai 0:5b88d5760320 76 {
kenjiArai 0:5b88d5760320 77 if (isFile()) {
kenjiArai 0:5b88d5760320 78 return (FileLike *)fb;
kenjiArai 0:5b88d5760320 79 }
kenjiArai 0:5b88d5760320 80 return NULL;
kenjiArai 0:5b88d5760320 81 }
kenjiArai 0:5b88d5760320 82
kenjiArai 0:5b88d5760320 83 bool FilePath::exists(void)
kenjiArai 0:5b88d5760320 84 {
kenjiArai 0:5b88d5760320 85 return fb != NULL;
kenjiArai 0:5b88d5760320 86 }
kenjiArai 0:5b88d5760320 87
kenjiArai 0:5b88d5760320 88 } // namespace mbed