Ermanno Brusadin / mbed-src

mbed library sources

common/FilePath.cpp@0:0a673c671a56, 2016-07-27 (annotated)

Committer:
ebrus
Date:
Wed Jul 27 18:35:32 2016 +0000
Revision:
0:0a673c671a56
4

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ebrus 0:0a673c671a56 1 /* mbed Microcontroller Library
ebrus 0:0a673c671a56 2 * Copyright (c) 2006-2013 ARM Limited
ebrus 0:0a673c671a56 3 *
ebrus 0:0a673c671a56 4 * Licensed under the Apache License, Version 2.0 (the "License");
ebrus 0:0a673c671a56 5 * you may not use this file except in compliance with the License.
ebrus 0:0a673c671a56 6 * You may obtain a copy of the License at
ebrus 0:0a673c671a56 7 *
ebrus 0:0a673c671a56 8 * http://www.apache.org/licenses/LICENSE-2.0
ebrus 0:0a673c671a56 9 *
ebrus 0:0a673c671a56 10 * Unless required by applicable law or agreed to in writing, software
ebrus 0:0a673c671a56 11 * distributed under the License is distributed on an "AS IS" BASIS,
ebrus 0:0a673c671a56 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
ebrus 0:0a673c671a56 13 * See the License for the specific language governing permissions and
ebrus 0:0a673c671a56 14 * limitations under the License.
ebrus 0:0a673c671a56 15 */
ebrus 0:0a673c671a56 16 #include "FilePath.h"
ebrus 0:0a673c671a56 17
ebrus 0:0a673c671a56 18 namespace mbed {
ebrus 0:0a673c671a56 19
ebrus 0:0a673c671a56 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
ebrus 0:0a673c671a56 21 if ((file_path[0] != '/') || (file_path[1] == 0)) return;
ebrus 0:0a673c671a56 22
ebrus 0:0a673c671a56 23 const char* file_system = &file_path[1];
ebrus 0:0a673c671a56 24 file_name = file_system;
ebrus 0:0a673c671a56 25 int len = 0;
ebrus 0:0a673c671a56 26 while (true) {
ebrus 0:0a673c671a56 27 char c = *file_name;
ebrus 0:0a673c671a56 28 if (c == '/') { // end of object name
ebrus 0:0a673c671a56 29 file_name++; // point to one char after the '/'
ebrus 0:0a673c671a56 30 break;
ebrus 0:0a673c671a56 31 }
ebrus 0:0a673c671a56 32 if (c == 0) { // end of object name, with no filename
ebrus 0:0a673c671a56 33 break;
ebrus 0:0a673c671a56 34 }
ebrus 0:0a673c671a56 35 len++;
ebrus 0:0a673c671a56 36 file_name++;
ebrus 0:0a673c671a56 37 }
ebrus 0:0a673c671a56 38
ebrus 0:0a673c671a56 39 fb = FileBase::lookup(file_system, len);
ebrus 0:0a673c671a56 40 }
ebrus 0:0a673c671a56 41
ebrus 0:0a673c671a56 42 const char* FilePath::fileName(void) {
ebrus 0:0a673c671a56 43 return file_name;
ebrus 0:0a673c671a56 44 }
ebrus 0:0a673c671a56 45
ebrus 0:0a673c671a56 46 bool FilePath::isFileSystem(void) {
ebrus 0:0a673c671a56 47 if (NULL == fb)
ebrus 0:0a673c671a56 48 return false;
ebrus 0:0a673c671a56 49 return (fb->getPathType() == FileSystemPathType);
ebrus 0:0a673c671a56 50 }
ebrus 0:0a673c671a56 51
ebrus 0:0a673c671a56 52 FileSystemLike* FilePath::fileSystem(void) {
ebrus 0:0a673c671a56 53 if (isFileSystem()) {
ebrus 0:0a673c671a56 54 return (FileSystemLike*)fb;
ebrus 0:0a673c671a56 55 }
ebrus 0:0a673c671a56 56 return NULL;
ebrus 0:0a673c671a56 57 }
ebrus 0:0a673c671a56 58
ebrus 0:0a673c671a56 59 bool FilePath::isFile(void) {
ebrus 0:0a673c671a56 60 if (NULL == fb)
ebrus 0:0a673c671a56 61 return false;
ebrus 0:0a673c671a56 62 return (fb->getPathType() == FilePathType);
ebrus 0:0a673c671a56 63 }
ebrus 0:0a673c671a56 64
ebrus 0:0a673c671a56 65 FileLike* FilePath::file(void) {
ebrus 0:0a673c671a56 66 if (isFile()) {
ebrus 0:0a673c671a56 67 return (FileLike*)fb;
ebrus 0:0a673c671a56 68 }
ebrus 0:0a673c671a56 69 return NULL;
ebrus 0:0a673c671a56 70 }
ebrus 0:0a673c671a56 71
ebrus 0:0a673c671a56 72 bool FilePath::exists(void) {
ebrus 0:0a673c671a56 73 return fb != NULL;
ebrus 0:0a673c671a56 74 }
ebrus 0:0a673c671a56 75
ebrus 0:0a673c671a56 76 } // namespace mbed