Knight KE / Mbed OS Game_Master

游戏王对战板，目前code还是空的

mbed-os/platform/FilePath.cpp@0:9b3d4731edbb, 2018-06-21 (annotated)

Committer:
WFKnight
Date:
Thu Jun 21 13:51:43 2018 +0000
Revision:
0:9b3d4731edbb
UART, RTOS, LED

Who changed what in which revision?

UserRevisionLine numberNew contents of line
WFKnight 0:9b3d4731edbb 1 /* mbed Microcontroller Library
WFKnight 0:9b3d4731edbb 2 * Copyright (c) 2006-2013 ARM Limited
WFKnight 0:9b3d4731edbb 3 *
WFKnight 0:9b3d4731edbb 4 * Licensed under the Apache License, Version 2.0 (the "License");
WFKnight 0:9b3d4731edbb 5 * you may not use this file except in compliance with the License.
WFKnight 0:9b3d4731edbb 6 * You may obtain a copy of the License at
WFKnight 0:9b3d4731edbb 7 *
WFKnight 0:9b3d4731edbb 8 * http://www.apache.org/licenses/LICENSE-2.0
WFKnight 0:9b3d4731edbb 9 *
WFKnight 0:9b3d4731edbb 10 * Unless required by applicable law or agreed to in writing, software
WFKnight 0:9b3d4731edbb 11 * distributed under the License is distributed on an "AS IS" BASIS,
WFKnight 0:9b3d4731edbb 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
WFKnight 0:9b3d4731edbb 13 * See the License for the specific language governing permissions and
WFKnight 0:9b3d4731edbb 14 * limitations under the License.
WFKnight 0:9b3d4731edbb 15 */
WFKnight 0:9b3d4731edbb 16 #include "platform/FilePath.h"
WFKnight 0:9b3d4731edbb 17
WFKnight 0:9b3d4731edbb 18 namespace mbed {
WFKnight 0:9b3d4731edbb 19
WFKnight 0:9b3d4731edbb 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
WFKnight 0:9b3d4731edbb 21 // skip slashes
WFKnight 0:9b3d4731edbb 22 file_path += strspn(file_path, "/");
WFKnight 0:9b3d4731edbb 23
WFKnight 0:9b3d4731edbb 24 const char* file_system = file_path;
WFKnight 0:9b3d4731edbb 25 file_name = file_system;
WFKnight 0:9b3d4731edbb 26 int len = 0;
WFKnight 0:9b3d4731edbb 27 while (true) {
WFKnight 0:9b3d4731edbb 28 char c = *file_name;
WFKnight 0:9b3d4731edbb 29 if (c == '/') { // end of object name
WFKnight 0:9b3d4731edbb 30 file_name++; // point to one char after the '/'
WFKnight 0:9b3d4731edbb 31 break;
WFKnight 0:9b3d4731edbb 32 }
WFKnight 0:9b3d4731edbb 33 if (c == 0) { // end of object name, with no filename
WFKnight 0:9b3d4731edbb 34 break;
WFKnight 0:9b3d4731edbb 35 }
WFKnight 0:9b3d4731edbb 36 len++;
WFKnight 0:9b3d4731edbb 37 file_name++;
WFKnight 0:9b3d4731edbb 38 }
WFKnight 0:9b3d4731edbb 39
WFKnight 0:9b3d4731edbb 40 MBED_ASSERT(len != 0);
WFKnight 0:9b3d4731edbb 41 fb = FileBase::lookup(file_system, len);
WFKnight 0:9b3d4731edbb 42 }
WFKnight 0:9b3d4731edbb 43
WFKnight 0:9b3d4731edbb 44 const char* FilePath::fileName(void) {
WFKnight 0:9b3d4731edbb 45 return file_name;
WFKnight 0:9b3d4731edbb 46 }
WFKnight 0:9b3d4731edbb 47
WFKnight 0:9b3d4731edbb 48 bool FilePath::isFileSystem(void) {
WFKnight 0:9b3d4731edbb 49 if (NULL == fb)
WFKnight 0:9b3d4731edbb 50 return false;
WFKnight 0:9b3d4731edbb 51 return (fb->getPathType() == FileSystemPathType);
WFKnight 0:9b3d4731edbb 52 }
WFKnight 0:9b3d4731edbb 53
WFKnight 0:9b3d4731edbb 54 FileSystemLike* FilePath::fileSystem(void) {
WFKnight 0:9b3d4731edbb 55 if (isFileSystem()) {
WFKnight 0:9b3d4731edbb 56 return static_cast<FileSystemLike*>(fb);
WFKnight 0:9b3d4731edbb 57 }
WFKnight 0:9b3d4731edbb 58 return NULL;
WFKnight 0:9b3d4731edbb 59 }
WFKnight 0:9b3d4731edbb 60
WFKnight 0:9b3d4731edbb 61 bool FilePath::isFile(void) {
WFKnight 0:9b3d4731edbb 62 if (NULL == fb)
WFKnight 0:9b3d4731edbb 63 return false;
WFKnight 0:9b3d4731edbb 64 return (fb->getPathType() == FilePathType);
WFKnight 0:9b3d4731edbb 65 }
WFKnight 0:9b3d4731edbb 66
WFKnight 0:9b3d4731edbb 67 FileLike* FilePath::file(void) {
WFKnight 0:9b3d4731edbb 68 if (isFile()) {
WFKnight 0:9b3d4731edbb 69 return (FileLike*)fb;
WFKnight 0:9b3d4731edbb 70 }
WFKnight 0:9b3d4731edbb 71 return NULL;
WFKnight 0:9b3d4731edbb 72 }
WFKnight 0:9b3d4731edbb 73
WFKnight 0:9b3d4731edbb 74 bool FilePath::exists(void) {
WFKnight 0:9b3d4731edbb 75 return fb != NULL;
WFKnight 0:9b3d4731edbb 76 }
WFKnight 0:9b3d4731edbb 77
WFKnight 0:9b3d4731edbb 78 } // namespace mbed