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drivers/FilePath.cpp
- Committer:
- <>
- Date:
- 2017-03-14
- Revision:
- 160:d5399cc887bb
- Parent:
- 149:156823d33999
File content as of revision 160:d5399cc887bb:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "drivers/FilePath.h" namespace mbed { FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) { if ((file_path[0] != '/') || (file_path[1] == 0)) return; const char* file_system = &file_path[1]; file_name = file_system; int len = 0; while (true) { char c = *file_name; if (c == '/') { // end of object name file_name++; // point to one char after the '/' break; } if (c == 0) { // end of object name, with no filename break; } len++; file_name++; } fb = FileBase::lookup(file_system, len); } const char* FilePath::fileName(void) { return file_name; } bool FilePath::isFileSystem(void) { if (NULL == fb) return false; return (fb->getPathType() == FileSystemPathType); } FileSystem* FilePath::fileSystem(void) { if (isFileSystem()) { return (FileSystem*)fb; } return NULL; } bool FilePath::isFile(void) { if (NULL == fb) return false; return (fb->getPathType() == FilePathType); } FileLike* FilePath::file(void) { if (isFile()) { return (FileLike*)fb; } return NULL; } bool FilePath::exists(void) { return fb != NULL; } } // namespace mbed