Bob Seque / mbed-dev

mbed library sources. Supersedes mbed-src.

Fork of mbed-dev by mbed official

common/FilePath.cpp@0:9b334a45a8ff, 2015-10-01 (annotated)

Committer:
bogdanm
Date:
Thu Oct 01 15:25:22 2015 +0300
Revision:
0:9b334a45a8ff
Initial commit on mbed-dev



Replaces mbed-src (now inactive)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:9b334a45a8ff 1 /* mbed Microcontroller Library
bogdanm 0:9b334a45a8ff 2 * Copyright (c) 2006-2013 ARM Limited
bogdanm 0:9b334a45a8ff 3 *
bogdanm 0:9b334a45a8ff 4 * Licensed under the Apache License, Version 2.0 (the "License");
bogdanm 0:9b334a45a8ff 5 * you may not use this file except in compliance with the License.
bogdanm 0:9b334a45a8ff 6 * You may obtain a copy of the License at
bogdanm 0:9b334a45a8ff 7 *
bogdanm 0:9b334a45a8ff 8 * http://www.apache.org/licenses/LICENSE-2.0
bogdanm 0:9b334a45a8ff 9 *
bogdanm 0:9b334a45a8ff 10 * Unless required by applicable law or agreed to in writing, software
bogdanm 0:9b334a45a8ff 11 * distributed under the License is distributed on an "AS IS" BASIS,
bogdanm 0:9b334a45a8ff 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bogdanm 0:9b334a45a8ff 13 * See the License for the specific language governing permissions and
bogdanm 0:9b334a45a8ff 14 * limitations under the License.
bogdanm 0:9b334a45a8ff 15 */
bogdanm 0:9b334a45a8ff 16 #include "FilePath.h"
bogdanm 0:9b334a45a8ff 17
bogdanm 0:9b334a45a8ff 18 namespace mbed {
bogdanm 0:9b334a45a8ff 19
bogdanm 0:9b334a45a8ff 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
bogdanm 0:9b334a45a8ff 21 if ((file_path[0] != '/') || (file_path[1] == 0)) return;
bogdanm 0:9b334a45a8ff 22
bogdanm 0:9b334a45a8ff 23 const char* file_system = &file_path[1];
bogdanm 0:9b334a45a8ff 24 file_name = file_system;
bogdanm 0:9b334a45a8ff 25 int len = 0;
bogdanm 0:9b334a45a8ff 26 while (true) {
bogdanm 0:9b334a45a8ff 27 char c = *file_name;
bogdanm 0:9b334a45a8ff 28 if (c == '/') { // end of object name
bogdanm 0:9b334a45a8ff 29 file_name++; // point to one char after the '/'
bogdanm 0:9b334a45a8ff 30 break;
bogdanm 0:9b334a45a8ff 31 }
bogdanm 0:9b334a45a8ff 32 if (c == 0) { // end of object name, with no filename
bogdanm 0:9b334a45a8ff 33 break;
bogdanm 0:9b334a45a8ff 34 }
bogdanm 0:9b334a45a8ff 35 len++;
bogdanm 0:9b334a45a8ff 36 file_name++;
bogdanm 0:9b334a45a8ff 37 }
bogdanm 0:9b334a45a8ff 38
bogdanm 0:9b334a45a8ff 39 fb = FileBase::lookup(file_system, len);
bogdanm 0:9b334a45a8ff 40 }
bogdanm 0:9b334a45a8ff 41
bogdanm 0:9b334a45a8ff 42 const char* FilePath::fileName(void) {
bogdanm 0:9b334a45a8ff 43 return file_name;
bogdanm 0:9b334a45a8ff 44 }
bogdanm 0:9b334a45a8ff 45
bogdanm 0:9b334a45a8ff 46 bool FilePath::isFileSystem(void) {
bogdanm 0:9b334a45a8ff 47 if (NULL == fb)
bogdanm 0:9b334a45a8ff 48 return false;
bogdanm 0:9b334a45a8ff 49 return (fb->getPathType() == FileSystemPathType);
bogdanm 0:9b334a45a8ff 50 }
bogdanm 0:9b334a45a8ff 51
bogdanm 0:9b334a45a8ff 52 FileSystemLike* FilePath::fileSystem(void) {
bogdanm 0:9b334a45a8ff 53 if (isFileSystem()) {
bogdanm 0:9b334a45a8ff 54 return (FileSystemLike*)fb;
bogdanm 0:9b334a45a8ff 55 }
bogdanm 0:9b334a45a8ff 56 return NULL;
bogdanm 0:9b334a45a8ff 57 }
bogdanm 0:9b334a45a8ff 58
bogdanm 0:9b334a45a8ff 59 bool FilePath::isFile(void) {
bogdanm 0:9b334a45a8ff 60 if (NULL == fb)
bogdanm 0:9b334a45a8ff 61 return false;
bogdanm 0:9b334a45a8ff 62 return (fb->getPathType() == FilePathType);
bogdanm 0:9b334a45a8ff 63 }
bogdanm 0:9b334a45a8ff 64
bogdanm 0:9b334a45a8ff 65 FileLike* FilePath::file(void) {
bogdanm 0:9b334a45a8ff 66 if (isFile()) {
bogdanm 0:9b334a45a8ff 67 return (FileLike*)fb;
bogdanm 0:9b334a45a8ff 68 }
bogdanm 0:9b334a45a8ff 69 return NULL;
bogdanm 0:9b334a45a8ff 70 }
bogdanm 0:9b334a45a8ff 71
bogdanm 0:9b334a45a8ff 72 bool FilePath::exists(void) {
bogdanm 0:9b334a45a8ff 73 return fb != NULL;
bogdanm 0:9b334a45a8ff 74 }
bogdanm 0:9b334a45a8ff 75
bogdanm 0:9b334a45a8ff 76 } // namespace mbed