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author | amatveyev <amatveyev@yandex-team.ru> | 2022-02-10 16:50:11 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:50:11 +0300 |
commit | 356ed1df7e093a7801a7a46639f333abfcc16397 (patch) | |
tree | 5d5cb817648f650d76cf1076100726fd9b8448e8 /util/system/direct_io.cpp | |
parent | 8bfc24a315c0a821841d2d5bb73e55268b7ecfb6 (diff) | |
download | ydb-356ed1df7e093a7801a7a46639f333abfcc16397.tar.gz |
Restoring authorship annotation for <amatveyev@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'util/system/direct_io.cpp')
-rw-r--r-- | util/system/direct_io.cpp | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/util/system/direct_io.cpp b/util/system/direct_io.cpp index 16fd9353dc..f59c54b0cb 100644 --- a/util/system/direct_io.cpp +++ b/util/system/direct_io.cpp @@ -54,8 +54,8 @@ TDirectIOBufferedFile::TDirectIOBufferedFile(const TString& path, EOpenMode oMod , WritePosition(0) , DirectIO(false) { - if (buflen == 0) { - ythrow TFileError() << "unbuffered usage is not supported"; + if (buflen == 0) { + ythrow TFileError() << "unbuffered usage is not supported"; } if (oMode & Direct) { @@ -80,9 +80,9 @@ void TDirectIOBufferedFile::SetDirectIO(bool value) { } if (!!Alignment && value) { - (void)fcntl(File.GetHandle(), F_SETFL, fcntl(File.GetHandle(), F_GETFL) | DIRECT_IO_FLAGS); + (void)fcntl(File.GetHandle(), F_SETFL, fcntl(File.GetHandle(), F_GETFL) | DIRECT_IO_FLAGS); } else { - (void)fcntl(File.GetHandle(), F_SETFL, fcntl(File.GetHandle(), F_GETFL) & ~DIRECT_IO_FLAGS); + (void)fcntl(File.GetHandle(), F_SETFL, fcntl(File.GetHandle(), F_GETFL) & ~DIRECT_IO_FLAGS); } DirectIO = value; @@ -92,27 +92,27 @@ void TDirectIOBufferedFile::SetDirectIO(bool value) { } TDirectIOBufferedFile::~TDirectIOBufferedFile() { - try { - Finish(); - } catch (...) { - } + try { + Finish(); + } catch (...) { + } } void TDirectIOBufferedFile::FlushData() { - WriteToFile(Buffer, DataLen, FlushedBytes); - DataLen = 0; - File.FlushData(); + WriteToFile(Buffer, DataLen, FlushedBytes); + DataLen = 0; + File.FlushData(); } void TDirectIOBufferedFile::Finish() { - FlushData(); - File.Flush(); - File.Close(); + FlushData(); + File.Flush(); + File.Close(); } void TDirectIOBufferedFile::Write(const void* buffer, size_t byteCount) { - WriteToBuffer(buffer, byteCount, DataLen); - WritePosition += byteCount; + WriteToBuffer(buffer, byteCount, DataLen); + WritePosition += byteCount; } void TDirectIOBufferedFile::WriteToBuffer(const void* buf, size_t len, ui64 position) { @@ -139,7 +139,7 @@ void TDirectIOBufferedFile::WriteToFile(const void* buf, size_t len, ui64 positi if (!!len) { SetDirectIO(IsAligned(buf) && IsAligned(len) && IsAligned(position)); - File.Pwrite(buf, len, position); + File.Pwrite(buf, len, position); FlushedBytes = Max(FlushedBytes, position + len); FlushedToDisk = Min(FlushedToDisk, position); @@ -246,21 +246,21 @@ size_t TDirectIOBufferedFile::Pread(void* buffer, size_t byteCount, ui64 offset) } void TDirectIOBufferedFile::Pwrite(const void* buffer, size_t byteCount, ui64 offset) { - if (offset > WritePosition) { - ythrow yexception() << "cannot frite to position" << offset; - } + if (offset > WritePosition) { + ythrow yexception() << "cannot frite to position" << offset; + } size_t writeToBufer = byteCount; size_t writeToFile = 0; - if (FlushedBytes > offset) { - writeToFile = Min<ui64>(byteCount, FlushedBytes - offset); - WriteToFile(buffer, writeToFile, offset); - writeToBufer -= writeToFile; - } + if (FlushedBytes > offset) { + writeToFile = Min<ui64>(byteCount, FlushedBytes - offset); + WriteToFile(buffer, writeToFile, offset); + writeToBufer -= writeToFile; + } - if (writeToBufer > 0) { - ui64 bufferOffset = offset + writeToFile - FlushedBytes; - WriteToBuffer((const char*)buffer + writeToFile, writeToBufer, bufferOffset); + if (writeToBufer > 0) { + ui64 bufferOffset = offset + writeToFile - FlushedBytes; + WriteToBuffer((const char*)buffer + writeToFile, writeToBufer, bufferOffset); } } |