lzbp li / mbed-stm32l0l1-src-un

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Fork of mbed-stm32l0/l1-src by lzbp li

common/FilePath.cpp@625:6502bcae5f2c, 2015-09-25 (annotated)

Committer:
mbed_official
Date:
Fri Sep 25 12:00:11 2015 +0100
Revision:
625:6502bcae5f2c
Parent:
20:4263a77256ae 
Synchronized with git revision 724c07935c2d3e3d8a1b3e7274b29ba5dcbed7ad



Full URL: https://github.com/mbedmicro/mbed/commit/724c07935c2d3e3d8a1b3e7274b29ba5dcbed7ad/



Changes contains only "Copyright year information" and "KR styling". Safe to merge.

Who changed what in which revision?

UserRevisionLine numberNew 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