diff options
author | Runitai Linden <davep@lindenlab.com> | 2021-12-17 09:27:19 -0600 |
---|---|---|
committer | Runitai Linden <davep@lindenlab.com> | 2021-12-17 09:27:19 -0600 |
commit | 92933b42522b37ad78fd714e8416681183d7d7f9 (patch) | |
tree | 3a859deda6047d28df3e2bd04c4299ca21c81495 /indra/llfilesystem/llfilesystem.h | |
parent | dd032467357a4aaf69c752c13e53122aff6c4755 (diff) | |
parent | 3ac21ebbf6b354e16ead2d095a61152c95a7243c (diff) |
Merge branch 'DRTVWR-546' of ssh://bitbucket.org/lindenlab/viewer into DRTVWR-546
Diffstat (limited to 'indra/llfilesystem/llfilesystem.h')
-rw-r--r-- | indra/llfilesystem/llfilesystem.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/indra/llfilesystem/llfilesystem.h b/indra/llfilesystem/llfilesystem.h new file mode 100644 index 0000000000..d934a408c2 --- /dev/null +++ b/indra/llfilesystem/llfilesystem.h @@ -0,0 +1,78 @@ +/** + * @file filesystem.h + * @brief Simulate local file system operations. + * @Note The initial implementation does actually use standard C++ + * file operations but eventually, there will be another + * layer that caches and manages file meta data too. + * + * $LicenseInfo:firstyear=2002&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifndef LL_FILESYSTEM_H +#define LL_FILESYSTEM_H + +#include "lluuid.h" +#include "llassettype.h" +#include "lldiskcache.h" + +class LLFileSystem +{ + public: + LLFileSystem(const LLUUID& file_id, const LLAssetType::EType file_type, S32 mode = LLFileSystem::READ); + ~LLFileSystem(); + + BOOL read(U8* buffer, S32 bytes); + S32 getLastBytesRead(); + BOOL eof(); + + BOOL write(const U8* buffer, S32 bytes); + BOOL seek(S32 offset, S32 origin = -1); + S32 tell() const; + + S32 getSize(); + S32 getMaxSize(); + BOOL rename(const LLUUID& new_id, const LLAssetType::EType new_type); + BOOL remove(); + + static bool getExists(const LLUUID& file_id, const LLAssetType::EType file_type); + static bool removeFile(const LLUUID& file_id, const LLAssetType::EType file_type, int suppress_error = 0); + static bool renameFile(const LLUUID& old_file_id, const LLAssetType::EType old_file_type, + const LLUUID& new_file_id, const LLAssetType::EType new_file_type); + static S32 getFileSize(const LLUUID& file_id, const LLAssetType::EType file_type); + + public: + static const S32 READ; + static const S32 WRITE; + static const S32 READ_WRITE; + static const S32 APPEND; + + protected: + LLAssetType::EType mFileType; + LLUUID mFileID; + S32 mPosition; + S32 mMode; + S32 mBytesRead; +//private: +// static const std::string idToFilepath(const std::string id, LLAssetType::EType at); +}; + +#endif // LL_FILESYSTEM_H |