mbed official / mbed-dev

mbed library sources. Supersedes mbed-src.

Dependents:   Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more

platform/FilePath.cpp@182:a56a73fd2a6f, 2018-03-20 (annotated)

Committer:
AnnaBridge
Date:
Tue Mar 20 16:56:18 2018 +0000
Revision:
182:a56a73fd2a6f
Parent:
167:e84263d55307
Child:
187:0387e8f68319
mbed-dev library. Release version 160

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 167:e84263d55307 1 /* mbed Microcontroller Library
AnnaBridge 167:e84263d55307 2 * Copyright (c) 2006-2013 ARM Limited
AnnaBridge 167:e84263d55307 3 *
AnnaBridge 167:e84263d55307 4 * Licensed under the Apache License, Version 2.0 (the "License");
AnnaBridge 167:e84263d55307 5 * you may not use this file except in compliance with the License.
AnnaBridge 167:e84263d55307 6 * You may obtain a copy of the License at
AnnaBridge 167:e84263d55307 7 *
AnnaBridge 167:e84263d55307 8 * http://www.apache.org/licenses/LICENSE-2.0
AnnaBridge 167:e84263d55307 9 *
AnnaBridge 167:e84263d55307 10 * Unless required by applicable law or agreed to in writing, software
AnnaBridge 167:e84263d55307 11 * distributed under the License is distributed on an "AS IS" BASIS,
AnnaBridge 167:e84263d55307 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
AnnaBridge 167:e84263d55307 13 * See the License for the specific language governing permissions and
AnnaBridge 167:e84263d55307 14 * limitations under the License.
AnnaBridge 167:e84263d55307 15 */
AnnaBridge 167:e84263d55307 16 #include "platform/FilePath.h"
AnnaBridge 167:e84263d55307 17
AnnaBridge 167:e84263d55307 18 namespace mbed {
AnnaBridge 167:e84263d55307 19
AnnaBridge 167:e84263d55307 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
AnnaBridge 182:a56a73fd2a6f 21 // skip slashes
AnnaBridge 182:a56a73fd2a6f 22 file_path += strspn(file_path, "/");
AnnaBridge 167:e84263d55307 23
AnnaBridge 182:a56a73fd2a6f 24 const char* file_system = file_path;
AnnaBridge 167:e84263d55307 25 file_name = file_system;
AnnaBridge 167:e84263d55307 26 int len = 0;
AnnaBridge 167:e84263d55307 27 while (true) {
AnnaBridge 167:e84263d55307 28 char c = *file_name;
AnnaBridge 167:e84263d55307 29 if (c == '/') { // end of object name
AnnaBridge 167:e84263d55307 30 file_name++; // point to one char after the '/'
AnnaBridge 167:e84263d55307 31 break;
AnnaBridge 167:e84263d55307 32 }
AnnaBridge 167:e84263d55307 33 if (c == 0) { // end of object name, with no filename
AnnaBridge 167:e84263d55307 34 break;
AnnaBridge 167:e84263d55307 35 }
AnnaBridge 167:e84263d55307 36 len++;
AnnaBridge 167:e84263d55307 37 file_name++;
AnnaBridge 167:e84263d55307 38 }
AnnaBridge 167:e84263d55307 39
AnnaBridge 182:a56a73fd2a6f 40 MBED_ASSERT(len != 0);
AnnaBridge 167:e84263d55307 41 fb = FileBase::lookup(file_system, len);
AnnaBridge 167:e84263d55307 42 }
AnnaBridge 167:e84263d55307 43
AnnaBridge 167:e84263d55307 44 const char* FilePath::fileName(void) {
AnnaBridge 167:e84263d55307 45 return file_name;
AnnaBridge 167:e84263d55307 46 }
AnnaBridge 167:e84263d55307 47
AnnaBridge 167:e84263d55307 48 bool FilePath::isFileSystem(void) {
AnnaBridge 167:e84263d55307 49 if (NULL == fb)
AnnaBridge 167:e84263d55307 50 return false;
AnnaBridge 167:e84263d55307 51 return (fb->getPathType() == FileSystemPathType);
AnnaBridge 167:e84263d55307 52 }
AnnaBridge 167:e84263d55307 53
AnnaBridge 167:e84263d55307 54 FileSystemLike* FilePath::fileSystem(void) {
AnnaBridge 167:e84263d55307 55 if (isFileSystem()) {
AnnaBridge 167:e84263d55307 56 return static_cast<FileSystemLike*>(fb);
AnnaBridge 167:e84263d55307 57 }
AnnaBridge 167:e84263d55307 58 return NULL;
AnnaBridge 167:e84263d55307 59 }
AnnaBridge 167:e84263d55307 60
AnnaBridge 167:e84263d55307 61 bool FilePath::isFile(void) {
AnnaBridge 167:e84263d55307 62 if (NULL == fb)
AnnaBridge 167:e84263d55307 63 return false;
AnnaBridge 167:e84263d55307 64 return (fb->getPathType() == FilePathType);
AnnaBridge 167:e84263d55307 65 }
AnnaBridge 167:e84263d55307 66
AnnaBridge 167:e84263d55307 67 FileLike* FilePath::file(void) {
AnnaBridge 167:e84263d55307 68 if (isFile()) {
AnnaBridge 167:e84263d55307 69 return (FileLike*)fb;
AnnaBridge 167:e84263d55307 70 }
AnnaBridge 167:e84263d55307 71 return NULL;
AnnaBridge 167:e84263d55307 72 }
AnnaBridge 167:e84263d55307 73
AnnaBridge 167:e84263d55307 74 bool FilePath::exists(void) {
AnnaBridge 167:e84263d55307 75 return fb != NULL;
AnnaBridge 167:e84263d55307 76 }
AnnaBridge 167:e84263d55307 77
AnnaBridge 167:e84263d55307 78 } // namespace mbed