Alessandro Angelino / mbed-hal

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Dependencies:   target-freescale

Fork of mbed-hal by Morpheus

common/FilePath.cpp@4:473d4af53300, 2016-04-04 (annotated)

Committer:
Alessandro Angelino
Date:
Mon Apr 04 14:24:07 2016 +0100
Revision:
4:473d4af53300
Parent:
0:9c59db1fbc9e 
Fix function to get sp when in unprivileged mode

Who changed what in which revision?

UserRevisionLine numberNew contents of line
screamer 0:9c59db1fbc9e 1 /* mbed Microcontroller Library
screamer 0:9c59db1fbc9e 2 * Copyright (c) 2006-2013 ARM Limited
screamer 0:9c59db1fbc9e 3 *
screamer 0:9c59db1fbc9e 4 * Licensed under the Apache License, Version 2.0 (the "License");
screamer 0:9c59db1fbc9e 5 * you may not use this file except in compliance with the License.
screamer 0:9c59db1fbc9e 6 * You may obtain a copy of the License at
screamer 0:9c59db1fbc9e 7 *
screamer 0:9c59db1fbc9e 8 * http://www.apache.org/licenses/LICENSE-2.0
screamer 0:9c59db1fbc9e 9 *
screamer 0:9c59db1fbc9e 10 * Unless required by applicable law or agreed to in writing, software
screamer 0:9c59db1fbc9e 11 * distributed under the License is distributed on an "AS IS" BASIS,
screamer 0:9c59db1fbc9e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
screamer 0:9c59db1fbc9e 13 * See the License for the specific language governing permissions and
screamer 0:9c59db1fbc9e 14 * limitations under the License.
screamer 0:9c59db1fbc9e 15 */
screamer 0:9c59db1fbc9e 16 #include "FilePath.h"
screamer 0:9c59db1fbc9e 17
screamer 0:9c59db1fbc9e 18 namespace mbed {
screamer 0:9c59db1fbc9e 19
screamer 0:9c59db1fbc9e 20 FilePath::FilePath(const char* file_path) : file_name(NULL), fb(NULL) {
screamer 0:9c59db1fbc9e 21 if ((file_path[0] != '/') || (file_path[1] == 0)) return;
screamer 0:9c59db1fbc9e 22
screamer 0:9c59db1fbc9e 23 const char* file_system = &file_path[1];
screamer 0:9c59db1fbc9e 24 file_name = file_system;
screamer 0:9c59db1fbc9e 25 int len = 0;
screamer 0:9c59db1fbc9e 26 while (true) {
screamer 0:9c59db1fbc9e 27 char c = *file_name;
screamer 0:9c59db1fbc9e 28 if (c == '/') { // end of object name
screamer 0:9c59db1fbc9e 29 file_name++; // point to one char after the '/'
screamer 0:9c59db1fbc9e 30 break;
screamer 0:9c59db1fbc9e 31 }
screamer 0:9c59db1fbc9e 32 if (c == 0) { // end of object name, with no filename
screamer 0:9c59db1fbc9e 33 break;
screamer 0:9c59db1fbc9e 34 }
screamer 0:9c59db1fbc9e 35 len++;
screamer 0:9c59db1fbc9e 36 file_name++;
screamer 0:9c59db1fbc9e 37 }
screamer 0:9c59db1fbc9e 38
screamer 0:9c59db1fbc9e 39 fb = FileBase::lookup(file_system, len);
screamer 0:9c59db1fbc9e 40 }
screamer 0:9c59db1fbc9e 41
screamer 0:9c59db1fbc9e 42 const char* FilePath::fileName(void) {
screamer 0:9c59db1fbc9e 43 return file_name;
screamer 0:9c59db1fbc9e 44 }
screamer 0:9c59db1fbc9e 45
screamer 0:9c59db1fbc9e 46 bool FilePath::isFileSystem(void) {
screamer 0:9c59db1fbc9e 47 if (NULL == fb)
screamer 0:9c59db1fbc9e 48 return false;
screamer 0:9c59db1fbc9e 49 return (fb->getPathType() == FileSystemPathType);
screamer 0:9c59db1fbc9e 50 }
screamer 0:9c59db1fbc9e 51
screamer 0:9c59db1fbc9e 52 FileSystemLike* FilePath::fileSystem(void) {
screamer 0:9c59db1fbc9e 53 if (isFileSystem()) {
screamer 0:9c59db1fbc9e 54 return (FileSystemLike*)fb;
screamer 0:9c59db1fbc9e 55 }
screamer 0:9c59db1fbc9e 56 return NULL;
screamer 0:9c59db1fbc9e 57 }
screamer 0:9c59db1fbc9e 58
screamer 0:9c59db1fbc9e 59 bool FilePath::isFile(void) {
screamer 0:9c59db1fbc9e 60 if (NULL == fb)
screamer 0:9c59db1fbc9e 61 return false;
screamer 0:9c59db1fbc9e 62 return (fb->getPathType() == FilePathType);
screamer 0:9c59db1fbc9e 63 }
screamer 0:9c59db1fbc9e 64
screamer 0:9c59db1fbc9e 65 FileLike* FilePath::file(void) {
screamer 0:9c59db1fbc9e 66 if (isFile()) {
screamer 0:9c59db1fbc9e 67 return (FileLike*)fb;
screamer 0:9c59db1fbc9e 68 }
screamer 0:9c59db1fbc9e 69 return NULL;
screamer 0:9c59db1fbc9e 70 }
screamer 0:9c59db1fbc9e 71
screamer 0:9c59db1fbc9e 72 bool FilePath::exists(void) {
screamer 0:9c59db1fbc9e 73 return fb != NULL;
screamer 0:9c59db1fbc9e 74 }
screamer 0:9c59db1fbc9e 75
screamer 0:9c59db1fbc9e 76 } // namespace mbed
screamer 0:9c59db1fbc9e 77