Thomas Lyp / DevLibMemoryController

Initial commit

Dependencies:   FastPWM

mbed-dev-master/platform/FilePath.cpp@0:bb348c97df44, 2020-09-16 (annotated)

Committer:
lypinator
Date:
Wed Sep 16 01:11:49 2020 +0000
Revision:
0:bb348c97df44
Added PWM

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lypinator 0:bb348c97df44 1 /* mbed Microcontroller Library
lypinator 0:bb348c97df44 2 * Copyright (c) 2006-2013 ARM Limited
lypinator 0:bb348c97df44 3 *
lypinator 0:bb348c97df44 4 * Licensed under the Apache License, Version 2.0 (the "License");
lypinator 0:bb348c97df44 5 * you may not use this file except in compliance with the License.
lypinator 0:bb348c97df44 6 * You may obtain a copy of the License at
lypinator 0:bb348c97df44 7 *
lypinator 0:bb348c97df44 8 * http://www.apache.org/licenses/LICENSE-2.0
lypinator 0:bb348c97df44 9 *
lypinator 0:bb348c97df44 10 * Unless required by applicable law or agreed to in writing, software
lypinator 0:bb348c97df44 11 * distributed under the License is distributed on an "AS IS" BASIS,
lypinator 0:bb348c97df44 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
lypinator 0:bb348c97df44 13 * See the License for the specific language governing permissions and
lypinator 0:bb348c97df44 14 * limitations under the License.
lypinator 0:bb348c97df44 15 */
lypinator 0:bb348c97df44 16 #include "platform/FilePath.h"
lypinator 0:bb348c97df44 17
lypinator 0:bb348c97df44 18 namespace mbed {
lypinator 0:bb348c97df44 19
lypinator 0:bb348c97df44 20 FilePath::FilePath(const char *file_path) : file_name(NULL), fb(NULL)
lypinator 0:bb348c97df44 21 {
lypinator 0:bb348c97df44 22 // skip slashes
lypinator 0:bb348c97df44 23 file_path += strspn(file_path, "/");
lypinator 0:bb348c97df44 24
lypinator 0:bb348c97df44 25 const char *file_system = file_path;
lypinator 0:bb348c97df44 26 file_name = file_system;
lypinator 0:bb348c97df44 27 int len = 0;
lypinator 0:bb348c97df44 28 while (true) {
lypinator 0:bb348c97df44 29 char c = *file_name;
lypinator 0:bb348c97df44 30 if (c == '/') { // end of object name
lypinator 0:bb348c97df44 31 file_name++; // point to one char after the '/'
lypinator 0:bb348c97df44 32 break;
lypinator 0:bb348c97df44 33 }
lypinator 0:bb348c97df44 34 if (c == 0) { // end of object name, with no filename
lypinator 0:bb348c97df44 35 break;
lypinator 0:bb348c97df44 36 }
lypinator 0:bb348c97df44 37 len++;
lypinator 0:bb348c97df44 38 file_name++;
lypinator 0:bb348c97df44 39 }
lypinator 0:bb348c97df44 40
lypinator 0:bb348c97df44 41 MBED_ASSERT(len != 0);
lypinator 0:bb348c97df44 42 fb = FileBase::lookup(file_system, len);
lypinator 0:bb348c97df44 43 }
lypinator 0:bb348c97df44 44
lypinator 0:bb348c97df44 45 const char *FilePath::fileName(void)
lypinator 0:bb348c97df44 46 {
lypinator 0:bb348c97df44 47 return file_name;
lypinator 0:bb348c97df44 48 }
lypinator 0:bb348c97df44 49
lypinator 0:bb348c97df44 50 bool FilePath::isFileSystem(void)
lypinator 0:bb348c97df44 51 {
lypinator 0:bb348c97df44 52 if (NULL == fb) {
lypinator 0:bb348c97df44 53 return false;
lypinator 0:bb348c97df44 54 }
lypinator 0:bb348c97df44 55 return (fb->getPathType() == FileSystemPathType);
lypinator 0:bb348c97df44 56 }
lypinator 0:bb348c97df44 57
lypinator 0:bb348c97df44 58 FileSystemLike *FilePath::fileSystem(void)
lypinator 0:bb348c97df44 59 {
lypinator 0:bb348c97df44 60 if (isFileSystem()) {
lypinator 0:bb348c97df44 61 return static_cast<FileSystemLike *>(fb);
lypinator 0:bb348c97df44 62 }
lypinator 0:bb348c97df44 63 return NULL;
lypinator 0:bb348c97df44 64 }
lypinator 0:bb348c97df44 65
lypinator 0:bb348c97df44 66 bool FilePath::isFile(void)
lypinator 0:bb348c97df44 67 {
lypinator 0:bb348c97df44 68 if (NULL == fb) {
lypinator 0:bb348c97df44 69 return false;
lypinator 0:bb348c97df44 70 }
lypinator 0:bb348c97df44 71 return (fb->getPathType() == FilePathType);
lypinator 0:bb348c97df44 72 }
lypinator 0:bb348c97df44 73
lypinator 0:bb348c97df44 74 FileLike *FilePath::file(void)
lypinator 0:bb348c97df44 75 {
lypinator 0:bb348c97df44 76 if (isFile()) {
lypinator 0:bb348c97df44 77 return (FileLike *)fb;
lypinator 0:bb348c97df44 78 }
lypinator 0:bb348c97df44 79 return NULL;
lypinator 0:bb348c97df44 80 }
lypinator 0:bb348c97df44 81
lypinator 0:bb348c97df44 82 bool FilePath::exists(void)
lypinator 0:bb348c97df44 83 {
lypinator 0:bb348c97df44 84 return fb != NULL;
lypinator 0:bb348c97df44 85 }
lypinator 0:bb348c97df44 86
lypinator 0:bb348c97df44 87 } // namespace mbed