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authorAndrey Kleshchev <andreykproductengine@lindenlab.com>2021-12-15 20:55:02 +0200
committerAndrey Kleshchev <andreykproductengine@lindenlab.com>2021-12-15 21:36:58 +0200
commit2800905ac354fec6316cf83da85eb5f4c6060741 (patch)
tree56ca4cb7d8de5ce698a164bb869812c16164c21a /indra/llfilesystem/llfilesystem.h
parent6583fdf526c356b47122de3894b0fb68d83ae50b (diff)
parent0a873cd95547f003878c6d00d0883ff792f4a865 (diff)
Merge branch master (DRTVWR-552) into DRTVWR-542-meshopt
+resolved viewer-manager's inherited conflict
Diffstat (limited to 'indra/llfilesystem/llfilesystem.h')
-rw-r--r--indra/llfilesystem/llfilesystem.h78
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
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+++ 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