mbed library sources
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common/FileBase.cpp
- Committer:
- mbed_official
- Date:
- 2015-06-09
- Revision:
- 563:9f26fcd0c9ce
- Parent:
- 212:34d62c0b2af6
File content as of revision 563:9f26fcd0c9ce:
/* 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 "FileBase.h" namespace mbed { FileBase *FileBase::_head = NULL; FileBase::FileBase(const char *name, PathType t) : _next(NULL), _name(name), _path_type(t) { if (name != NULL) { // put this object at head of the list _next = _head; _head = this; } else { _next = NULL; } } FileBase::~FileBase() { if (_name != NULL) { // remove this object from the list if (_head == this) { // first in the list, so just drop me _head = _next; } else { // find the object before me, then drop me FileBase *p = _head; while (p->_next != this) { p = p->_next; } p->_next = _next; } } } FileBase *FileBase::lookup(const char *name, unsigned int len) { FileBase *p = _head; while (p != NULL) { /* Check that p->_name matches name and is the correct length */ if (p->_name != NULL && std::strncmp(p->_name, name, len) == 0 && std::strlen(p->_name) == len) { return p; } p = p->_next; } return NULL; } FileBase *FileBase::get(int n) { FileBase *p = _head; int m = 0; while (p != NULL) { if (m == n) return p; m++; p = p->_next; } return NULL; } const char* FileBase::getName(void) { return _name; } PathType FileBase::getPathType(void) { return _path_type; } } // namespace mbed