mbed library sources
Dependents: Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more
Superseded
This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.
Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.
If you are looking for a stable and tested release, please import one of the official mbed library releases:
Import librarymbed
The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
Diff: common/FileSystemLike.cpp
- Revision:
- 9:0ce32e54c9a7
- Parent:
- 2:143cac498751
- Child:
- 10:3bc89ef62ce7
diff -r 4e25b8576136 -r 0ce32e54c9a7 common/FileSystemLike.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/common/FileSystemLike.cpp Mon Jun 10 16:03:00 2013 +0100 @@ -0,0 +1,78 @@ +/* mbed Microcontroller Library + * Copyright (c) 2006-2013 ARM Limited + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +#include "FileSystemLike.h" + +namespace mbed { + +class BaseDirHandle : public DirHandle { +public: + /* + We keep track of our current location as the n'th object in the + FileSystemLike list. Using a Base* instead would cause problems if that + object were to be destroyed between readdirs. + Using this method does mean though that destroying/creating objects can + give unusual results from readdir. + */ + off_t n; + struct dirent cur_entry; + + BaseDirHandle() { + n = 0; + } + + virtual int closedir() { + delete this; + return 0; + } + + virtual struct dirent *readdir() { + FileBase *ptr = FileBase::get(n); + if (ptr == NULL) return NULL; + + /* Increment n, so next readdir gets the next item */ + n++; + + /* Setup cur entry and return a pointer to it */ + std::strncpy(cur_entry.d_name, ptr->getName(), NAME_MAX); + return &cur_entry; + } + + virtual off_t telldir() { + return n; + } + + virtual void seekdir(off_t offset) { + n = offset; + } + + virtual void rewinddir() { + n = 0; + } +}; + +FileSystemLike::FileSystemLike(const char *name) : FileBase(name, FileSystemPathType) { + +} + +FileSystemLike::~FileSystemLike() { + +} + +DirHandle *FileSystemLike::opendir() { + return new BaseDirHandle(); +} + +} // namespace mbed