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/* 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 "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);
}
FileSystemLike* FilePath::fileSystem(void) {
if (isFileSystem()) {
return (FileSystemLike*)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