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?
User | Revision | Line number | New contents of line |
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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 |