PHung Tung / SRC_STM32F7

SPKT

Dependents:   WAV

common/FileBase.cpp@0:e87aa4c49e95, 2019-06-04 (annotated)

Committer:
phungductung
Date:
Tue Jun 04 21:51:46 2019 +0000
Revision:
0:e87aa4c49e95
libray

Who changed what in which revision?

UserRevisionLine numberNew contents of line
phungductung 0:e87aa4c49e95 1 /* mbed Microcontroller Library
phungductung 0:e87aa4c49e95 2 * Copyright (c) 2006-2013 ARM Limited
phungductung 0:e87aa4c49e95 3 *
phungductung 0:e87aa4c49e95 4 * Licensed under the Apache License, Version 2.0 (the "License");
phungductung 0:e87aa4c49e95 5 * you may not use this file except in compliance with the License.
phungductung 0:e87aa4c49e95 6 * You may obtain a copy of the License at
phungductung 0:e87aa4c49e95 7 *
phungductung 0:e87aa4c49e95 8 * http://www.apache.org/licenses/LICENSE-2.0
phungductung 0:e87aa4c49e95 9 *
phungductung 0:e87aa4c49e95 10 * Unless required by applicable law or agreed to in writing, software
phungductung 0:e87aa4c49e95 11 * distributed under the License is distributed on an "AS IS" BASIS,
phungductung 0:e87aa4c49e95 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
phungductung 0:e87aa4c49e95 13 * See the License for the specific language governing permissions and
phungductung 0:e87aa4c49e95 14 * limitations under the License.
phungductung 0:e87aa4c49e95 15 */
phungductung 0:e87aa4c49e95 16 #include "FileBase.h"
phungductung 0:e87aa4c49e95 17
phungductung 0:e87aa4c49e95 18 namespace mbed {
phungductung 0:e87aa4c49e95 19
phungductung 0:e87aa4c49e95 20 FileBase *FileBase::_head = NULL;
phungductung 0:e87aa4c49e95 21
phungductung 0:e87aa4c49e95 22 FileBase::FileBase(const char *name, PathType t) : _next(NULL),
phungductung 0:e87aa4c49e95 23 _name(name),
phungductung 0:e87aa4c49e95 24 _path_type(t) {
phungductung 0:e87aa4c49e95 25 if (name != NULL) {
phungductung 0:e87aa4c49e95 26 // put this object at head of the list
phungductung 0:e87aa4c49e95 27 _next = _head;
phungductung 0:e87aa4c49e95 28 _head = this;
phungductung 0:e87aa4c49e95 29 } else {
phungductung 0:e87aa4c49e95 30 _next = NULL;
phungductung 0:e87aa4c49e95 31 }
phungductung 0:e87aa4c49e95 32 }
phungductung 0:e87aa4c49e95 33
phungductung 0:e87aa4c49e95 34 FileBase::~FileBase() {
phungductung 0:e87aa4c49e95 35 if (_name != NULL) {
phungductung 0:e87aa4c49e95 36 // remove this object from the list
phungductung 0:e87aa4c49e95 37 if (_head == this) { // first in the list, so just drop me
phungductung 0:e87aa4c49e95 38 _head = _next;
phungductung 0:e87aa4c49e95 39 } else { // find the object before me, then drop me
phungductung 0:e87aa4c49e95 40 FileBase *p = _head;
phungductung 0:e87aa4c49e95 41 while (p->_next != this) {
phungductung 0:e87aa4c49e95 42 p = p->_next;
phungductung 0:e87aa4c49e95 43 }
phungductung 0:e87aa4c49e95 44 p->_next = _next;
phungductung 0:e87aa4c49e95 45 }
phungductung 0:e87aa4c49e95 46 }
phungductung 0:e87aa4c49e95 47 }
phungductung 0:e87aa4c49e95 48
phungductung 0:e87aa4c49e95 49 FileBase *FileBase::lookup(const char *name, unsigned int len) {
phungductung 0:e87aa4c49e95 50 FileBase *p = _head;
phungductung 0:e87aa4c49e95 51 while (p != NULL) {
phungductung 0:e87aa4c49e95 52 /* Check that p->_name matches name and is the correct length */
phungductung 0:e87aa4c49e95 53 if (p->_name != NULL && std::strncmp(p->_name, name, len) == 0 && std::strlen(p->_name) == len) {
phungductung 0:e87aa4c49e95 54 return p;
phungductung 0:e87aa4c49e95 55 }
phungductung 0:e87aa4c49e95 56 p = p->_next;
phungductung 0:e87aa4c49e95 57 }
phungductung 0:e87aa4c49e95 58 return NULL;
phungductung 0:e87aa4c49e95 59 }
phungductung 0:e87aa4c49e95 60
phungductung 0:e87aa4c49e95 61 FileBase *FileBase::get(int n) {
phungductung 0:e87aa4c49e95 62 FileBase *p = _head;
phungductung 0:e87aa4c49e95 63 int m = 0;
phungductung 0:e87aa4c49e95 64 while (p != NULL) {
phungductung 0:e87aa4c49e95 65 if (m == n) return p;
phungductung 0:e87aa4c49e95 66
phungductung 0:e87aa4c49e95 67 m++;
phungductung 0:e87aa4c49e95 68 p = p->_next;
phungductung 0:e87aa4c49e95 69 }
phungductung 0:e87aa4c49e95 70 return NULL;
phungductung 0:e87aa4c49e95 71 }
phungductung 0:e87aa4c49e95 72
phungductung 0:e87aa4c49e95 73 const char* FileBase::getName(void) {
phungductung 0:e87aa4c49e95 74 return _name;
phungductung 0:e87aa4c49e95 75 }
phungductung 0:e87aa4c49e95 76
phungductung 0:e87aa4c49e95 77 PathType FileBase::getPathType(void) {
phungductung 0:e87aa4c49e95 78 return _path_type;
phungductung 0:e87aa4c49e95 79 }
phungductung 0:e87aa4c49e95 80
phungductung 0:e87aa4c49e95 81 } // namespace mbed
phungductung 0:e87aa4c49e95 82