diff options
| author | Alex Trotsenko <alex1973tr@gmail.com> | 2021-05-07 18:16:17 +0300 |
|---|---|---|
| committer | Alex Trotsenko <alex1973tr@gmail.com> | 2021-06-09 20:29:04 +0300 |
| commit | 5b78d7fdcf9b758f117eaa65dc5eeddd0d4557e0 (patch) | |
| tree | 8461b6d21a8c146a5e9e10d5d51385e1d790abff /src/corelib/io/qiodevice_p.h | |
| parent | c6c6e01e893b211f51511929b4258f789cdfd428 (diff) | |
QLocalSocket/Win: avoid double buffering on write
As QWindowsPipeWriter now maintains a chunk queue, there is no need to
use the internal QIODevice buffer and wait for the previous operation
to complete.
Change-Id: Id4d54edfe920aeb4a534980cb0cc85a56c067a70
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@gmx.de>
Diffstat (limited to 'src/corelib/io/qiodevice_p.h')
| -rw-r--r-- | src/corelib/io/qiodevice_p.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/corelib/io/qiodevice_p.h b/src/corelib/io/qiodevice_p.h index 3f8e459d88..3639418bbc 100644 --- a/src/corelib/io/qiodevice_p.h +++ b/src/corelib/io/qiodevice_p.h @@ -185,6 +185,13 @@ public: qint64 skipByReading(qint64 maxSize); void write(const char *data, qint64 size); + inline bool isWriteChunkCached(const char *data, qint64 size) const + { + return currentWriteChunk != nullptr + && currentWriteChunk->constData() == data + && currentWriteChunk->size() == size; + } + #ifdef QT_NO_QOBJECT QIODevice *q_ptr = nullptr; #endif |