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platform/FilePath.cpp@167:e84263d55307, 2017-06-21 (annotated)

Committer:
AnnaBridge
Date:
Wed Jun 21 17:46:44 2017 +0100
Revision:
167:e84263d55307
This updates the lib to the mbed lib v 145

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UserRevisionLine numberNew contents of line
AnnaBridge 167:e84263d55307 1 /* mbed Microcontroller Library
AnnaBridge 167:e84263d55307 2 * Copyright (c) 2006-2013 ARM Limited
AnnaBridge 167:e84263d55307 3 *
AnnaBridge 167:e84263d55307 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 167:e84263d55307 5 * you may not use this file except in compliance with the License.
AnnaBridge 167:e84263d55307 6 * You may obtain a copy of the License at
AnnaBridge 167:e84263d55307 7 *
AnnaBridge 167:e84263d55307 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 167:e84263d55307 9 *
AnnaBridge 167:e84263d55307 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 167:e84263d55307 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 167:e84263d55307 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 167:e84263d55307 13 * See the License for the specific language governing permissions and
AnnaBridge 167:e84263d55307 14 * limitations under the License.
AnnaBridge 167:e84263d55307 15 */
AnnaBridge 167:e84263d55307 16 #include "platform/FilePath.h"
AnnaBridge 167:e84263d55307 17
AnnaBridge 167:e84263d55307 18 namespace mbed {
AnnaBridge 167:e84263d55307 19
AnnaBridge 167:e84263d55307 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
AnnaBridge 167:e84263d55307 21 if ((file_path[0] != '/') || (file_path[1] == 0)) return;
AnnaBridge 167:e84263d55307 22
AnnaBridge 167:e84263d55307 23 const char* file_system = &file_path[1];
AnnaBridge 167:e84263d55307 24 file_name = file_system;
AnnaBridge 167:e84263d55307 25 int len = 0;
AnnaBridge 167:e84263d55307 26 while (true) {
AnnaBridge 167:e84263d55307 27 char c = *file_name;
AnnaBridge 167:e84263d55307 28 if (c == '/') { // end of object name
AnnaBridge 167:e84263d55307 29 file_name++; // point to one char after the '/'
AnnaBridge 167:e84263d55307 30 break;
AnnaBridge 167:e84263d55307 31 }
AnnaBridge 167:e84263d55307 32 if (c == 0) { // end of object name, with no filename
AnnaBridge 167:e84263d55307 33 break;
AnnaBridge 167:e84263d55307 34 }
AnnaBridge 167:e84263d55307 35 len++;
AnnaBridge 167:e84263d55307 36 file_name++;
AnnaBridge 167:e84263d55307 37 }
AnnaBridge 167:e84263d55307 38
AnnaBridge 167:e84263d55307 39 fb = FileBase::lookup(file_system, len);
AnnaBridge 167:e84263d55307 40 }
AnnaBridge 167:e84263d55307 41
AnnaBridge 167:e84263d55307 42 const char* FilePath::fileName(void) {
AnnaBridge 167:e84263d55307 43 return file_name;
AnnaBridge 167:e84263d55307 44 }
AnnaBridge 167:e84263d55307 45
AnnaBridge 167:e84263d55307 46 bool FilePath::isFileSystem(void) {
AnnaBridge 167:e84263d55307 47 if (NULL == fb)
AnnaBridge 167:e84263d55307 48 return false;
AnnaBridge 167:e84263d55307 49 return (fb->getPathType() == FileSystemPathType);
AnnaBridge 167:e84263d55307 50 }
AnnaBridge 167:e84263d55307 51
AnnaBridge 167:e84263d55307 52 FileSystemLike* FilePath::fileSystem(void) {
AnnaBridge 167:e84263d55307 53 if (isFileSystem()) {
AnnaBridge 167:e84263d55307 54 return static_cast<FileSystemLike*>(fb);
AnnaBridge 167:e84263d55307 55 }
AnnaBridge 167:e84263d55307 56 return NULL;
AnnaBridge 167:e84263d55307 57 }
AnnaBridge 167:e84263d55307 58
AnnaBridge 167:e84263d55307 59 bool FilePath::isFile(void) {
AnnaBridge 167:e84263d55307 60 if (NULL == fb)
AnnaBridge 167:e84263d55307 61 return false;
AnnaBridge 167:e84263d55307 62 return (fb->getPathType() == FilePathType);
AnnaBridge 167:e84263d55307 63 }
AnnaBridge 167:e84263d55307 64
AnnaBridge 167:e84263d55307 65 FileLike* FilePath::file(void) {
AnnaBridge 167:e84263d55307 66 if (isFile()) {
AnnaBridge 167:e84263d55307 67 return (FileLike*)fb;
AnnaBridge 167:e84263d55307 68 }
AnnaBridge 167:e84263d55307 69 return NULL;
AnnaBridge 167:e84263d55307 70 }
AnnaBridge 167:e84263d55307 71
AnnaBridge 167:e84263d55307 72 bool FilePath::exists(void) {
AnnaBridge 167:e84263d55307 73 return fb != NULL;
AnnaBridge 167:e84263d55307 74 }
AnnaBridge 167:e84263d55307 75
AnnaBridge 167:e84263d55307 76 } // namespace mbed