Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

hal/common/FilePath.cpp@0:6c56fb4bc5f0, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:27:58 2016 +0000
Revision:
0:6c56fb4bc5f0
Moving to library for sharing updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /* mbed Microcontroller Library
nexpaq 0:6c56fb4bc5f0 2 * Copyright (c) 2006-2013 ARM Limited
nexpaq 0:6c56fb4bc5f0 3 *
nexpaq 0:6c56fb4bc5f0 4 * Licensed under the Apache License, Version 2.0 (the "License");
nexpaq 0:6c56fb4bc5f0 5 * you may not use this file except in compliance with the License.
nexpaq 0:6c56fb4bc5f0 6 * You may obtain a copy of the License at
nexpaq 0:6c56fb4bc5f0 7 *
nexpaq 0:6c56fb4bc5f0 8 * http://www.apache.org/licenses/LICENSE-2.0
nexpaq 0:6c56fb4bc5f0 9 *
nexpaq 0:6c56fb4bc5f0 10 * Unless required by applicable law or agreed to in writing, software
nexpaq 0:6c56fb4bc5f0 11 * distributed under the License is distributed on an "AS IS" BASIS,
nexpaq 0:6c56fb4bc5f0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
nexpaq 0:6c56fb4bc5f0 13 * See the License for the specific language governing permissions and
nexpaq 0:6c56fb4bc5f0 14 * limitations under the License.
nexpaq 0:6c56fb4bc5f0 15 */
nexpaq 0:6c56fb4bc5f0 16 #include "FilePath.h"
nexpaq 0:6c56fb4bc5f0 17
nexpaq 0:6c56fb4bc5f0 18 namespace mbed {
nexpaq 0:6c56fb4bc5f0 19
nexpaq 0:6c56fb4bc5f0 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
nexpaq 0:6c56fb4bc5f0 21 if ((file_path[0] != '/') || (file_path[1] == 0)) return;
nexpaq 0:6c56fb4bc5f0 22
nexpaq 0:6c56fb4bc5f0 23 const char* file_system = &file_path[1];
nexpaq 0:6c56fb4bc5f0 24 file_name = file_system;
nexpaq 0:6c56fb4bc5f0 25 int len = 0;
nexpaq 0:6c56fb4bc5f0 26 while (true) {
nexpaq 0:6c56fb4bc5f0 27 char c = *file_name;
nexpaq 0:6c56fb4bc5f0 28 if (c == '/') { // end of object name
nexpaq 0:6c56fb4bc5f0 29 file_name++; // point to one char after the '/'
nexpaq 0:6c56fb4bc5f0 30 break;
nexpaq 0:6c56fb4bc5f0 31 }
nexpaq 0:6c56fb4bc5f0 32 if (c == 0) { // end of object name, with no filename
nexpaq 0:6c56fb4bc5f0 33 break;
nexpaq 0:6c56fb4bc5f0 34 }
nexpaq 0:6c56fb4bc5f0 35 len++;
nexpaq 0:6c56fb4bc5f0 36 file_name++;
nexpaq 0:6c56fb4bc5f0 37 }
nexpaq 0:6c56fb4bc5f0 38
nexpaq 0:6c56fb4bc5f0 39 fb = FileBase::lookup(file_system, len);
nexpaq 0:6c56fb4bc5f0 40 }
nexpaq 0:6c56fb4bc5f0 41
nexpaq 0:6c56fb4bc5f0 42 const char* FilePath::fileName(void) {
nexpaq 0:6c56fb4bc5f0 43 return file_name;
nexpaq 0:6c56fb4bc5f0 44 }
nexpaq 0:6c56fb4bc5f0 45
nexpaq 0:6c56fb4bc5f0 46 bool FilePath::isFileSystem(void) {
nexpaq 0:6c56fb4bc5f0 47 if (NULL == fb)
nexpaq 0:6c56fb4bc5f0 48 return false;
nexpaq 0:6c56fb4bc5f0 49 return (fb->getPathType() == FileSystemPathType);
nexpaq 0:6c56fb4bc5f0 50 }
nexpaq 0:6c56fb4bc5f0 51
nexpaq 0:6c56fb4bc5f0 52 FileSystemLike* FilePath::fileSystem(void) {
nexpaq 0:6c56fb4bc5f0 53 if (isFileSystem()) {
nexpaq 0:6c56fb4bc5f0 54 return (FileSystemLike*)fb;
nexpaq 0:6c56fb4bc5f0 55 }
nexpaq 0:6c56fb4bc5f0 56 return NULL;
nexpaq 0:6c56fb4bc5f0 57 }
nexpaq 0:6c56fb4bc5f0 58
nexpaq 0:6c56fb4bc5f0 59 bool FilePath::isFile(void) {
nexpaq 0:6c56fb4bc5f0 60 if (NULL == fb)
nexpaq 0:6c56fb4bc5f0 61 return false;
nexpaq 0:6c56fb4bc5f0 62 return (fb->getPathType() == FilePathType);
nexpaq 0:6c56fb4bc5f0 63 }
nexpaq 0:6c56fb4bc5f0 64
nexpaq 0:6c56fb4bc5f0 65 FileLike* FilePath::file(void) {
nexpaq 0:6c56fb4bc5f0 66 if (isFile()) {
nexpaq 0:6c56fb4bc5f0 67 return (FileLike*)fb;
nexpaq 0:6c56fb4bc5f0 68 }
nexpaq 0:6c56fb4bc5f0 69 return NULL;
nexpaq 0:6c56fb4bc5f0 70 }
nexpaq 0:6c56fb4bc5f0 71
nexpaq 0:6c56fb4bc5f0 72 bool FilePath::exists(void) {
nexpaq 0:6c56fb4bc5f0 73 return fb != NULL;
nexpaq 0:6c56fb4bc5f0 74 }
nexpaq 0:6c56fb4bc5f0 75
nexpaq 0:6c56fb4bc5f0 76 } // namespace mbed