Ermanno Brusadin / mbed

mbed library sources

Dependents:   FRDM-KL46Z_LCD_Test FRDM-KL46Z_LCD_Test FRDM-KL46Z_Plantilla FRDM-KL46Z_Plantilla ... more

common/FileBase.cpp@0:6bc4ac881c8e, 2016-07-28 (annotated)

Committer:
ebrus
Date:
Thu Jul 28 15:56:34 2016 +0000
Revision:
0:6bc4ac881c8e
1;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ebrus 0:6bc4ac881c8e 1 /* mbed Microcontroller Library
ebrus 0:6bc4ac881c8e 2 * Copyright (c) 2006-2013 ARM Limited
ebrus 0:6bc4ac881c8e 3 *
ebrus 0:6bc4ac881c8e 4 * Licensed under the Apache License, Version 2.0 (the "License");
ebrus 0:6bc4ac881c8e 5 * you may not use this file except in compliance with the License.
ebrus 0:6bc4ac881c8e 6 * You may obtain a copy of the License at
ebrus 0:6bc4ac881c8e 7 *
ebrus 0:6bc4ac881c8e 8 * http://www.apache.org/licenses/LICENSE-2.0
ebrus 0:6bc4ac881c8e 9 *
ebrus 0:6bc4ac881c8e 10 * Unless required by applicable law or agreed to in writing, software
ebrus 0:6bc4ac881c8e 11 * distributed under the License is distributed on an "AS IS" BASIS,
ebrus 0:6bc4ac881c8e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
ebrus 0:6bc4ac881c8e 13 * See the License for the specific language governing permissions and
ebrus 0:6bc4ac881c8e 14 * limitations under the License.
ebrus 0:6bc4ac881c8e 15 */
ebrus 0:6bc4ac881c8e 16 #include "FileBase.h"
ebrus 0:6bc4ac881c8e 17
ebrus 0:6bc4ac881c8e 18 namespace mbed {
ebrus 0:6bc4ac881c8e 19
ebrus 0:6bc4ac881c8e 20 FileBase *FileBase::_head = NULL;
ebrus 0:6bc4ac881c8e 21
ebrus 0:6bc4ac881c8e 22 FileBase::FileBase(const char *name, PathType t) : _next(NULL),
ebrus 0:6bc4ac881c8e 23 _name(name),
ebrus 0:6bc4ac881c8e 24 _path_type(t) {
ebrus 0:6bc4ac881c8e 25 if (name != NULL) {
ebrus 0:6bc4ac881c8e 26 // put this object at head of the list
ebrus 0:6bc4ac881c8e 27 _next = _head;
ebrus 0:6bc4ac881c8e 28 _head = this;
ebrus 0:6bc4ac881c8e 29 } else {
ebrus 0:6bc4ac881c8e 30 _next = NULL;
ebrus 0:6bc4ac881c8e 31 }
ebrus 0:6bc4ac881c8e 32 }
ebrus 0:6bc4ac881c8e 33
ebrus 0:6bc4ac881c8e 34 FileBase::~FileBase() {
ebrus 0:6bc4ac881c8e 35 if (_name != NULL) {
ebrus 0:6bc4ac881c8e 36 // remove this object from the list
ebrus 0:6bc4ac881c8e 37 if (_head == this) { // first in the list, so just drop me
ebrus 0:6bc4ac881c8e 38 _head = _next;
ebrus 0:6bc4ac881c8e 39 } else { // find the object before me, then drop me
ebrus 0:6bc4ac881c8e 40 FileBase *p = _head;
ebrus 0:6bc4ac881c8e 41 while (p->_next != this) {
ebrus 0:6bc4ac881c8e 42 p = p->_next;
ebrus 0:6bc4ac881c8e 43 }
ebrus 0:6bc4ac881c8e 44 p->_next = _next;
ebrus 0:6bc4ac881c8e 45 }
ebrus 0:6bc4ac881c8e 46 }
ebrus 0:6bc4ac881c8e 47 }
ebrus 0:6bc4ac881c8e 48
ebrus 0:6bc4ac881c8e 49 FileBase *FileBase::lookup(const char *name, unsigned int len) {
ebrus 0:6bc4ac881c8e 50 FileBase *p = _head;
ebrus 0:6bc4ac881c8e 51 while (p != NULL) {
ebrus 0:6bc4ac881c8e 52 /* Check that p->_name matches name and is the correct length */
ebrus 0:6bc4ac881c8e 53 if (p->_name != NULL && std::strncmp(p->_name, name, len) == 0 && std::strlen(p->_name) == len) {
ebrus 0:6bc4ac881c8e 54 return p;
ebrus 0:6bc4ac881c8e 55 }
ebrus 0:6bc4ac881c8e 56 p = p->_next;
ebrus 0:6bc4ac881c8e 57 }
ebrus 0:6bc4ac881c8e 58 return NULL;
ebrus 0:6bc4ac881c8e 59 }
ebrus 0:6bc4ac881c8e 60
ebrus 0:6bc4ac881c8e 61 FileBase *FileBase::get(int n) {
ebrus 0:6bc4ac881c8e 62 FileBase *p = _head;
ebrus 0:6bc4ac881c8e 63 int m = 0;
ebrus 0:6bc4ac881c8e 64 while (p != NULL) {
ebrus 0:6bc4ac881c8e 65 if (m == n) return p;
ebrus 0:6bc4ac881c8e 66
ebrus 0:6bc4ac881c8e 67 m++;
ebrus 0:6bc4ac881c8e 68 p = p->_next;
ebrus 0:6bc4ac881c8e 69 }
ebrus 0:6bc4ac881c8e 70 return NULL;
ebrus 0:6bc4ac881c8e 71 }
ebrus 0:6bc4ac881c8e 72
ebrus 0:6bc4ac881c8e 73 const char* FileBase::getName(void) {
ebrus 0:6bc4ac881c8e 74 return _name;
ebrus 0:6bc4ac881c8e 75 }
ebrus 0:6bc4ac881c8e 76
ebrus 0:6bc4ac881c8e 77 PathType FileBase::getPathType(void) {
ebrus 0:6bc4ac881c8e 78 return _path_type;
ebrus 0:6bc4ac881c8e 79 }
ebrus 0:6bc4ac881c8e 80
ebrus 0:6bc4ac881c8e 81 } // namespace mbed
ebrus 0:6bc4ac881c8e 82