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Diff: common/FileSystemLike.cpp
- Revision:
- 13:0645d8841f51
- Parent:
- 10:3bc89ef62ce7
- Child:
- 212:34d62c0b2af6
--- a/common/FileSystemLike.cpp Wed Jul 24 11:11:21 2013 +0100 +++ b/common/FileSystemLike.cpp Mon Aug 05 14:12:34 2013 +0300 @@ -1,78 +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 +/* 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