Mateusz Kowalik / Application_danix

,,

Fork of Application by Daniel Sygut

mbed-dev/drivers/FilePath.cpp@10:41552d038a69, 2017-01-10 (annotated)

Committer:
Zaitsev
Date:
Tue Jan 10 20:42:26 2017 +0000
Revision:
10:41552d038a69
USB Serial bi-directional bridge

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Zaitsev 10:41552d038a69 1 /* mbed Microcontroller Library
Zaitsev 10:41552d038a69 2 * Copyright (c) 2006-2013 ARM Limited
Zaitsev 10:41552d038a69 3 *
Zaitsev 10:41552d038a69 4 * Licensed under the Apache License, Version 2.0 (the "License");
Zaitsev 10:41552d038a69 5 * you may not use this file except in compliance with the License.
Zaitsev 10:41552d038a69 6 * You may obtain a copy of the License at
Zaitsev 10:41552d038a69 7 *
Zaitsev 10:41552d038a69 8 * http://www.apache.org/licenses/LICENSE-2.0
Zaitsev 10:41552d038a69 9 *
Zaitsev 10:41552d038a69 10 * Unless required by applicable law or agreed to in writing, software
Zaitsev 10:41552d038a69 11 * distributed under the License is distributed on an "AS IS" BASIS,
Zaitsev 10:41552d038a69 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Zaitsev 10:41552d038a69 13 * See the License for the specific language governing permissions and
Zaitsev 10:41552d038a69 14 * limitations under the License.
Zaitsev 10:41552d038a69 15 */
Zaitsev 10:41552d038a69 16 #include "drivers/FilePath.h"
Zaitsev 10:41552d038a69 17
Zaitsev 10:41552d038a69 18 namespace mbed {
Zaitsev 10:41552d038a69 19
Zaitsev 10:41552d038a69 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
Zaitsev 10:41552d038a69 21 if ((file_path[0] != '/') || (file_path[1] == 0)) return;
Zaitsev 10:41552d038a69 22
Zaitsev 10:41552d038a69 23 const char* file_system = &file_path[1];
Zaitsev 10:41552d038a69 24 file_name = file_system;
Zaitsev 10:41552d038a69 25 int len = 0;
Zaitsev 10:41552d038a69 26 while (true) {
Zaitsev 10:41552d038a69 27 char c = *file_name;
Zaitsev 10:41552d038a69 28 if (c == '/') { // end of object name
Zaitsev 10:41552d038a69 29 file_name++; // point to one char after the '/'
Zaitsev 10:41552d038a69 30 break;
Zaitsev 10:41552d038a69 31 }
Zaitsev 10:41552d038a69 32 if (c == 0) { // end of object name, with no filename
Zaitsev 10:41552d038a69 33 break;
Zaitsev 10:41552d038a69 34 }
Zaitsev 10:41552d038a69 35 len++;
Zaitsev 10:41552d038a69 36 file_name++;
Zaitsev 10:41552d038a69 37 }
Zaitsev 10:41552d038a69 38
Zaitsev 10:41552d038a69 39 fb = FileBase::lookup(file_system, len);
Zaitsev 10:41552d038a69 40 }
Zaitsev 10:41552d038a69 41
Zaitsev 10:41552d038a69 42 const char* FilePath::fileName(void) {
Zaitsev 10:41552d038a69 43 return file_name;
Zaitsev 10:41552d038a69 44 }
Zaitsev 10:41552d038a69 45
Zaitsev 10:41552d038a69 46 bool FilePath::isFileSystem(void) {
Zaitsev 10:41552d038a69 47 if (NULL == fb)
Zaitsev 10:41552d038a69 48 return false;
Zaitsev 10:41552d038a69 49 return (fb->getPathType() == FileSystemPathType);
Zaitsev 10:41552d038a69 50 }
Zaitsev 10:41552d038a69 51
Zaitsev 10:41552d038a69 52 FileSystemLike* FilePath::fileSystem(void) {
Zaitsev 10:41552d038a69 53 if (isFileSystem()) {
Zaitsev 10:41552d038a69 54 return (FileSystemLike*)fb;
Zaitsev 10:41552d038a69 55 }
Zaitsev 10:41552d038a69 56 return NULL;
Zaitsev 10:41552d038a69 57 }
Zaitsev 10:41552d038a69 58
Zaitsev 10:41552d038a69 59 bool FilePath::isFile(void) {
Zaitsev 10:41552d038a69 60 if (NULL == fb)
Zaitsev 10:41552d038a69 61 return false;
Zaitsev 10:41552d038a69 62 return (fb->getPathType() == FilePathType);
Zaitsev 10:41552d038a69 63 }
Zaitsev 10:41552d038a69 64
Zaitsev 10:41552d038a69 65 FileLike* FilePath::file(void) {
Zaitsev 10:41552d038a69 66 if (isFile()) {
Zaitsev 10:41552d038a69 67 return (FileLike*)fb;
Zaitsev 10:41552d038a69 68 }
Zaitsev 10:41552d038a69 69 return NULL;
Zaitsev 10:41552d038a69 70 }
Zaitsev 10:41552d038a69 71
Zaitsev 10:41552d038a69 72 bool FilePath::exists(void) {
Zaitsev 10:41552d038a69 73 return fb != NULL;
Zaitsev 10:41552d038a69 74 }
Zaitsev 10:41552d038a69 75
Zaitsev 10:41552d038a69 76 } // namespace mbed