LLVFile Class Reference

#include <llvfile.h>

Collaboration diagram for LLVFile:

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List of all members.

Public Member Functions
	LLVFile (LLVFS *vfs, const LLUUID &file_id, const LLAssetType::EType file_type, S32 mode=LLVFile::READ)
	~LLVFile ()
BOOL	read (U8 *buffer, S32 bytes, BOOL async=FALSE, F32 priority=128.f)
void	setReadPriority (const F32 priority)
BOOL	isReadComplete ()
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	setMaxSize (S32 size)
BOOL	rename (const LLUUID &new_id, const LLAssetType::EType new_type)
BOOL	remove ()
bool	isLocked (EVFSLock lock)
void	waitForLock (EVFSLock lock)
Static Public Member Functions
static U8 *	readFile (LLVFS *vfs, const LLUUID &uuid, LLAssetType::EType type, S32 *bytes_read=0)
static BOOL	writeFile (const U8 *buffer, S32 bytes, LLVFS *vfs, const LLUUID &uuid, LLAssetType::EType type)
static void	initClass (LLVFSThread *vfsthread=NULL)
static void	cleanupClass ()
static LLVFSThread *	getVFSThread ()
Static Public Attributes
static const S32	READ = 0x00000001
static const S32	WRITE = 0x00000002
static const S32	READ_WRITE = 0x00000003
static const S32	APPEND = 0x00000006
Protected Member Functions
U32	threadPri ()
Protected Attributes
LLAssetType::EType	mFileType
LLUUID	mFileID
S32	mPosition
S32	mMode
LLVFS *	mVFS
F32	mPriority
BOOL	mOnReadQueue
S32	mBytesRead
LLVFSThread::handle_t	mHandle
Static Protected Attributes
static LLVFSThread *	sVFSThread = NULL
static BOOL	sAllocdVFSThread = FALSE

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Detailed Description

Definition at line 40 of file llvfile.h.

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Constructor & Destructor Documentation

LLVFile::LLVFile	(	LLVFS *	vfs,
		const LLUUID &	file_id,
		const LLAssetType::EType	file_type,
		S32	mode = LLVFile::READ
	)

Definition at line 52 of file llvfile.cpp.

References LLVFS::incLock(), mBytesRead, mFileID, mFileType, mHandle, mMode, mPosition, mPriority, mVFS, LLQueuedThread::nullHandle(), and VFSLOCK_OPEN.

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LLVFile::~LLVFile

(

)

Definition at line 68 of file llvfile.cpp.

References LLVFS::decLock(), LLQueuedThread::FLAG_ABORT, LLQueuedThread::FLAG_AUTO_COMPLETE, isReadComplete(), mFileID, mFileType, mHandle, mMode, mVFS, LLQueuedThread::nullHandle(), LLQueuedThread::setFlags(), sVFSThread, VFSLOCK_OPEN, and WRITE.

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Member Function Documentation

BOOL LLVFile::read	(	U8 *	buffer,
		S32	bytes,
		BOOL	async = FALSE,
		F32	priority = 128.f
	)

Definition at line 88 of file llvfile.cpp.

References FALSE, llendl, llwarns, mBytesRead, mFileID, mFileType, mHandle, mMode, mPosition, mPriority, mVFS, LLQueuedThread::nullHandle(), LLVFSThread::read(), READ, LLVFSThread::readImmediate(), sVFSThread, threadPri(), TRUE, VFSLOCK_APPEND, and waitForLock().

Referenced by LLHTTPAssetStorage::curlUpCallback(), LLAssetStorage::legacyGetDataCallback(), LLLiveLSLEditor::loadScriptText(), onCovenantLoadComplete(), LLKeyframeMotion::onInitialize(), LLPreviewLSL::onLoadComplete(), LLPreviewNotecard::onLoadComplete(), LLPreviewGesture::onLoadComplete(), LLGestureManager::onLoadComplete(), LLPanelEstateCovenant::onLoadComplete(), LLKeyframeMotion::onLoadComplete(), LLLandmarkList::processGetAssetReply(), LLHTTPAssetRequest::readCompressedData(), readFile(), LLFloaterCompileQueue::scriptArrived(), LLViewerAssetStorage::storeAssetData(), LLXfer_VFile::suck(), and vfs_read().

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U8 * LLVFile::readFile	(	LLVFS *	vfs,
		const LLUUID &	uuid,
		LLAssetType::EType	type,
		S32 *	bytes_read = 0
	)			[static]

Definition at line 128 of file llvfile.cpp.

References getLastBytesRead(), getSize(), NULL, read(), READ, and S32.

Referenced by LLTexLayerSetBuffer::readBackAndUpload().

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void LLVFile::setReadPriority

(

const F32

priority

)

Definition at line 157 of file llvfile.cpp.

References mHandle, mPriority, LLQueuedThread::nullHandle(), LLQueuedThread::setPriority(), sVFSThread, and threadPri().

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BOOL LLVFile::isReadComplete

(

)

Definition at line 166 of file llvfile.cpp.

References LLQueuedThread::completeRequest(), FALSE, LLVFSThread::Request::getBytesRead(), LLQueuedThread::getRequest(), LLQueuedThread::QueuedRequest::getStatus(), mBytesRead, mHandle, mPosition, LLQueuedThread::nullHandle(), indra::ipc::saranwrap::status(), LLQueuedThread::STATUS_COMPLETE, sVFSThread, and TRUE.

Referenced by ~LLVFile().

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S32 LLVFile::getLastBytesRead

(

)

Definition at line 188 of file llvfile.cpp.

References mBytesRead.

Referenced by LLHTTPAssetStorage::curlUpCallback(), LLAssetStorage::legacyGetDataCallback(), LLLiveLSLEditor::loadScriptText(), LLHTTPAssetRequest::readCompressedData(), readFile(), LLFloaterCompileQueue::scriptArrived(), LLViewerAssetStorage::storeAssetData(), LLXfer_VFile::suck(), and vfs_read().

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BOOL LLVFile::eof

(

)

Definition at line 193 of file llvfile.cpp.

References getSize(), and mPosition.

Referenced by LLXfer_VFile::suck().

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BOOL LLVFile::write	(	const U8 *	buffer,
		S32	bytes
	)

Definition at line 198 of file llvfile.cpp.

References APPEND, FALSE, LLQueuedThread::FLAG_AUTO_COMPLETE, LLQueuedThread::FLAG_AUTO_DELETE, llendl, llerrs, llwarns, mFileID, mFileType, mHandle, mMode, mPosition, mVFS, LLQueuedThread::nullHandle(), S32, sVFSThread, TRUE, VFSLOCK_APPEND, VFSLOCK_READ, waitForLock(), LLVFSThread::write(), WRITE, and LLVFSThread::writeImmediate().

Referenced by LLHTTPAssetStorage::curlDownCallback(), LLVorbisDecodeState::finishDecode(), LLXfer_VFile::flush(), LLPreviewNotecard::saveIfNeeded(), LLPreviewGesture::saveIfNeeded(), LLViewerAssetStorage::storeAssetData(), LLHTTPAssetStorage::storeAssetData(), upload_new_resource(), and writeFile().

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BOOL LLVFile::writeFile	(	const U8 *	buffer,
		S32	bytes,
		LLVFS *	vfs,
		const LLUUID &	uuid,
		LLAssetType::EType	type
	)			[static]

Definition at line 245 of file llvfile.cpp.

References setMaxSize(), write(), and WRITE.

Referenced by LLFloaterAuction::onClickSnapshot(), LLTexLayerSetBuffer::readBackAndUpload(), LLSnapshotLivePreview::saveTexture(), LLFloaterPostcard::sendPostcard(), and LLFloaterReporter::takeScreenshot().

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BOOL LLVFile::seek	(	S32	offset,
		S32	origin = -1
	)

Definition at line 252 of file llvfile.cpp.

References APPEND, FALSE, getSize(), llendl, llwarns, mMode, mPosition, S32, and TRUE.

Referenced by LLXfer_VFile::suck(), and vfs_seek().

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S32 LLVFile::tell

(

)

const

Definition at line 288 of file llvfile.cpp.

References mPosition.

Referenced by LLHTTPAssetStorage::curlUpCallback(), LLHTTPAssetRequest::readCompressedData(), and vfs_tell().

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S32 LLVFile::getSize

(

)

Definition at line 293 of file llvfile.cpp.

References LLVFS::getSize(), mFileID, mFileType, mVFS, S32, VFSLOCK_APPEND, and waitForLock().

Referenced by LLHTTPAssetStorage::checkForTimeouts(), LLHTTPAssetStorage::curlDownCallback(), LLHTTPAssetStorage::curlUpCallback(), eof(), LLAssetStorage::getEstateAsset(), LLAssetStorage::getInvItemAsset(), LLVorbisDecodeState::initDecode(), LLLiveLSLEditor::loadScriptText(), onCovenantLoadComplete(), LLKeyframeMotion::onInitialize(), LLPreviewLSL::onLoadComplete(), LLPreviewNotecard::onLoadComplete(), LLPreviewGesture::onLoadComplete(), LLGestureManager::onLoadComplete(), LLPanelEstateCovenant::onLoadComplete(), LLKeyframeMotion::onLoadComplete(), LLLandmarkList::processGetAssetReply(), LLHTTPAssetRequest::readCompressedData(), readFile(), LLTransferSourceAsset::responderCallback(), seek(), LLXfer_VFile::startSend(), LLViewerAssetStorage::storeAssetData(), LLXfer_VFile::suck(), and vfs_seek().

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S32 LLVFile::getMaxSize

(

)

Definition at line 301 of file llvfile.cpp.

References LLVFS::getMaxSize(), mFileID, mFileType, mVFS, and S32.

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BOOL LLVFile::setMaxSize

(

S32

size

)

Definition at line 308 of file llvfile.cpp.

References LLVFS::checkAvailable(), FALSE, LLFastTimer::FTM_VFILE_WAIT, LLQueuedThread::getPending(), LLThread::isPaused(), llendl, llinfos, llwarns, mFileID, mFileType, mMode, ms_sleep(), mVFS, S32, LLVFS::setMaxSize(), sVFSThread, LLQueuedThread::update(), and WRITE.

Referenced by LLHTTPAssetStorage::curlDownCallback(), LLPreviewNotecard::saveIfNeeded(), LLPreviewGesture::saveIfNeeded(), LLXfer_VFile::setXferSize(), LLViewerAssetStorage::storeAssetData(), LLHTTPAssetStorage::storeAssetData(), upload_new_resource(), and writeFile().

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BOOL LLVFile::rename	(	const LLUUID &	new_id,
		const LLAssetType::EType	new_type
	)

Definition at line 337 of file llvfile.cpp.

References LLVFS::decLock(), FALSE, LLVFS::incLock(), llendl, llwarns, mFileID, mFileType, mHandle, mMode, mVFS, LLQueuedThread::nullHandle(), LLVFS::renameFile(), TRUE, VFSLOCK_APPEND, VFSLOCK_OPEN, VFSLOCK_READ, waitForLock(), and WRITE.

Referenced by LLHTTPAssetStorage::checkForTimeouts(), and LLXfer_VFile::processEOF().

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BOOL LLVFile::remove

(

)

Definition at line 366 of file llvfile.cpp.

References llendl, llwarns, mFileID, mFileType, mHandle, mMode, mPosition, mVFS, LLQueuedThread::nullHandle(), LLVFS::removeFile(), TRUE, VFSLOCK_APPEND, VFSLOCK_READ, waitForLock(), and WRITE.

Referenced by LLHTTPAssetStorage::checkForTimeouts(), LLVorbisDecodeState::flushBadFile(), LLXfer_VFile::free(), LLAssetStorage::getEstateAsset(), LLAssetStorage::getInvItemAsset(), and LLTexLayerSetBuffer::readBackAndUpload().

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bool LLVFile::isLocked

(

EVFSLock

lock

)

Definition at line 420 of file llvfile.cpp.

References LLVFS::isLocked(), mFileID, mFileType, and mVFS.

Referenced by waitForLock().

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void LLVFile::waitForLock

(

EVFSLock

lock

)

Definition at line 425 of file llvfile.cpp.

References LLFastTimer::FTM_VFILE_WAIT, isLocked(), LLThread::isPaused(), ms_sleep(), sVFSThread, and LLQueuedThread::update().

Referenced by getSize(), read(), remove(), rename(), and write().

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void LLVFile::initClass

(

LLVFSThread *

vfsthread = NULL

)

[static]

Definition at line 393 of file llvfile.cpp.

References NULL, sAllocdVFSThread, LLVFSThread::sLocal, sVFSThread, and TRUE.

Referenced by LLAppViewer::initCache().

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void LLVFile::cleanupClass

(

)

[static]

Definition at line 411 of file llvfile.cpp.

References NULL, sAllocdVFSThread, and sVFSThread.

Referenced by LLAppViewer::cleanup().

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static LLVFSThread* LLVFile::getVFSThread

(

)

[inline, static]

Definition at line 69 of file llvfile.h.

References sVFSThread.

Referenced by update_statistics().

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U32 LLVFile::threadPri

(

)

[inline, protected]

Definition at line 74 of file llvfile.h.

References llmin(), mPriority, and LLQueuedThread::PRIORITY_NORMAL.

Referenced by read(), and setReadPriority().

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Member Data Documentation

LLVFSThread * LLVFile::sVFSThread = NULL [static, protected]

Definition at line 72 of file llvfile.h.

Referenced by cleanupClass(), getVFSThread(), initClass(), isReadComplete(), read(), setMaxSize(), setReadPriority(), waitForLock(), write(), and ~LLVFile().

BOOL LLVFile::sAllocdVFSThread = FALSE [static, protected]

Definition at line 73 of file llvfile.h.

Referenced by cleanupClass(), and initClass().

const S32 LLVFile::READ = 0x00000001 [static]

Definition at line 77 of file llvfile.h.

Referenced by LLHTTPAssetStorage::curlUpCallback(), LLTransferSourceAsset::dataCallback(), onCovenantLoadComplete(), LLPreviewNotecard::onLoadComplete(), LLPreviewGesture::onLoadComplete(), LLGestureManager::onLoadComplete(), LLPanelEstateCovenant::onLoadComplete(), LLKeyframeMotion::onLoadComplete(), LLHTTPAssetRequest::prepareCompressedUpload(), read(), readFile(), LLTransferSourceAsset::responderCallback(), LLXfer_VFile::startSend(), and LLViewerAssetStorage::storeAssetData().

const S32 LLVFile::WRITE = 0x00000002 [static]

Definition at line 78 of file llvfile.h.

Referenced by LLTransferTargetVFile::completionCallback(), LLXfer_VFile::free(), LLXfer_VFile::processEOF(), LLTexLayerSetBuffer::readBackAndUpload(), remove(), rename(), setMaxSize(), LLViewerAssetStorage::storeAssetData(), LLHTTPAssetStorage::storeAssetData(), upload_new_resource(), write(), writeFile(), and ~LLVFile().

const S32 LLVFile::READ_WRITE = 0x00000003 [static]

Definition at line 79 of file llvfile.h.

const S32 LLVFile::APPEND = 0x00000006 [static]

Definition at line 80 of file llvfile.h.

Referenced by LLTransferTargetVFile::completionCallback(), LLHTTPAssetStorage::curlDownCallback(), LLTransferTargetVFile::dataCallback(), LLXfer_VFile::flush(), LLFloaterAnimPreview::onBtnOK(), LLPreviewNotecard::saveIfNeeded(), LLPreviewGesture::saveIfNeeded(), seek(), LLXfer_VFile::setXferSize(), LLXfer_VFile::startDownload(), and write().

LLAssetType::EType LLVFile::mFileType [protected]

Definition at line 83 of file llvfile.h.

Referenced by getMaxSize(), getSize(), isLocked(), LLVFile(), read(), remove(), rename(), setMaxSize(), write(), and ~LLVFile().

LLUUID LLVFile::mFileID [protected]

Definition at line 85 of file llvfile.h.

Referenced by getMaxSize(), getSize(), isLocked(), LLVFile(), read(), remove(), rename(), setMaxSize(), write(), and ~LLVFile().

S32 LLVFile::mPosition [protected]

Definition at line 86 of file llvfile.h.

Referenced by eof(), isReadComplete(), LLVFile(), read(), remove(), seek(), tell(), and write().

S32 LLVFile::mMode [protected]

Definition at line 87 of file llvfile.h.

Referenced by LLVFile(), read(), remove(), rename(), seek(), setMaxSize(), write(), and ~LLVFile().

LLVFS* LLVFile::mVFS [protected]

Definition at line 88 of file llvfile.h.

Referenced by getMaxSize(), getSize(), isLocked(), LLVFile(), read(), remove(), rename(), setMaxSize(), write(), and ~LLVFile().

F32 LLVFile::mPriority [protected]

Definition at line 89 of file llvfile.h.

Referenced by LLVFile(), read(), setReadPriority(), and threadPri().

BOOL LLVFile::mOnReadQueue [protected]

Definition at line 90 of file llvfile.h.

S32 LLVFile::mBytesRead [protected]

Definition at line 92 of file llvfile.h.

Referenced by getLastBytesRead(), isReadComplete(), LLVFile(), and read().

LLVFSThread::handle_t LLVFile::mHandle [protected]

Definition at line 93 of file llvfile.h.

Referenced by isReadComplete(), LLVFile(), read(), remove(), rename(), setReadPriority(), write(), and ~LLVFile().

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The documentation for this class was generated from the following files:

• llvfs/llvfile.h
• llvfs/llvfile.cpp