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common/FilePath.cpp@20:4263a77256ae, 2013-09-10 (annotated)
- Committer:
- bogdanm
- Date:
- Tue Sep 10 15:14:19 2013 +0300
- Revision:
- 20:4263a77256ae
- Parent:
- 13:0645d8841f51
Sync with git revision 171dda705c947bf910926a0b73d6a4797802554d
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 13:0645d8841f51 | 1 | /* mbed Microcontroller Library |
bogdanm | 13:0645d8841f51 | 2 | * Copyright (c) 2006-2013 ARM Limited |
bogdanm | 13:0645d8841f51 | 3 | * |
bogdanm | 13:0645d8841f51 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
bogdanm | 13:0645d8841f51 | 5 | * you may not use this file except in compliance with the License. |
bogdanm | 13:0645d8841f51 | 6 | * You may obtain a copy of the License at |
bogdanm | 13:0645d8841f51 | 7 | * |
bogdanm | 13:0645d8841f51 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
bogdanm | 13:0645d8841f51 | 9 | * |
bogdanm | 13:0645d8841f51 | 10 | * Unless required by applicable law or agreed to in writing, software |
bogdanm | 13:0645d8841f51 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
bogdanm | 13:0645d8841f51 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
bogdanm | 13:0645d8841f51 | 13 | * See the License for the specific language governing permissions and |
bogdanm | 13:0645d8841f51 | 14 | * limitations under the License. |
bogdanm | 13:0645d8841f51 | 15 | */ |
bogdanm | 13:0645d8841f51 | 16 | #include "FilePath.h" |
bogdanm | 13:0645d8841f51 | 17 | |
bogdanm | 13:0645d8841f51 | 18 | namespace mbed { |
bogdanm | 13:0645d8841f51 | 19 | |
bogdanm | 13:0645d8841f51 | 20 | FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) { |
bogdanm | 13:0645d8841f51 | 21 | if ((file_path[0] != '/') || (file_path[1] == 0)) return; |
bogdanm | 13:0645d8841f51 | 22 | |
bogdanm | 13:0645d8841f51 | 23 | const char* file_system = &file_path[1]; |
bogdanm | 13:0645d8841f51 | 24 | file_name = file_system; |
bogdanm | 13:0645d8841f51 | 25 | int len = 0; |
bogdanm | 13:0645d8841f51 | 26 | while (true) { |
bogdanm | 13:0645d8841f51 | 27 | char c = *file_name; |
bogdanm | 13:0645d8841f51 | 28 | if (c == '/') { // end of object name |
bogdanm | 13:0645d8841f51 | 29 | file_name++; // point to one char after the '/' |
bogdanm | 13:0645d8841f51 | 30 | break; |
bogdanm | 13:0645d8841f51 | 31 | } |
bogdanm | 13:0645d8841f51 | 32 | if (c == 0) { // end of object name, with no filename |
bogdanm | 13:0645d8841f51 | 33 | break; |
bogdanm | 13:0645d8841f51 | 34 | } |
bogdanm | 13:0645d8841f51 | 35 | len++; |
bogdanm | 13:0645d8841f51 | 36 | file_name++; |
bogdanm | 13:0645d8841f51 | 37 | } |
bogdanm | 13:0645d8841f51 | 38 | |
bogdanm | 13:0645d8841f51 | 39 | fb = FileBase::lookup(file_system, len); |
bogdanm | 13:0645d8841f51 | 40 | } |
bogdanm | 13:0645d8841f51 | 41 | |
bogdanm | 13:0645d8841f51 | 42 | const char* FilePath::fileName(void) { |
bogdanm | 13:0645d8841f51 | 43 | return file_name; |
bogdanm | 13:0645d8841f51 | 44 | } |
bogdanm | 13:0645d8841f51 | 45 | |
bogdanm | 13:0645d8841f51 | 46 | bool FilePath::isFileSystem(void) { |
bogdanm | 20:4263a77256ae | 47 | if (NULL == fb) |
bogdanm | 20:4263a77256ae | 48 | return false; |
bogdanm | 13:0645d8841f51 | 49 | return (fb->getPathType() == FileSystemPathType); |
bogdanm | 13:0645d8841f51 | 50 | } |
bogdanm | 13:0645d8841f51 | 51 | |
bogdanm | 13:0645d8841f51 | 52 | FileSystemLike* FilePath::fileSystem(void) { |
bogdanm | 13:0645d8841f51 | 53 | if (isFileSystem()) { |
bogdanm | 13:0645d8841f51 | 54 | return (FileSystemLike*)fb; |
bogdanm | 13:0645d8841f51 | 55 | } |
bogdanm | 13:0645d8841f51 | 56 | return NULL; |
bogdanm | 13:0645d8841f51 | 57 | } |
bogdanm | 13:0645d8841f51 | 58 | |
bogdanm | 13:0645d8841f51 | 59 | bool FilePath::isFile(void) { |
bogdanm | 20:4263a77256ae | 60 | if (NULL == fb) |
bogdanm | 20:4263a77256ae | 61 | return false; |
bogdanm | 13:0645d8841f51 | 62 | return (fb->getPathType() == FilePathType); |
bogdanm | 13:0645d8841f51 | 63 | } |
bogdanm | 13:0645d8841f51 | 64 | |
bogdanm | 13:0645d8841f51 | 65 | FileLike* FilePath::file(void) { |
bogdanm | 13:0645d8841f51 | 66 | if (isFile()) { |
bogdanm | 13:0645d8841f51 | 67 | return (FileLike*)fb; |
bogdanm | 13:0645d8841f51 | 68 | } |
bogdanm | 13:0645d8841f51 | 69 | return NULL; |
bogdanm | 13:0645d8841f51 | 70 | } |
bogdanm | 13:0645d8841f51 | 71 | |
bogdanm | 20:4263a77256ae | 72 | bool FilePath::exists(void) { |
bogdanm | 20:4263a77256ae | 73 | return fb != NULL; |
bogdanm | 20:4263a77256ae | 74 | } |
bogdanm | 20:4263a77256ae | 75 | |
bogdanm | 13:0645d8841f51 | 76 | } // namespace mbed |