From 4d1eb5fdb141c9100eb82e1dc7d4547fb1decd8b Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Fri, 30 Oct 2015 12:09:58 +0100 Subject: buffer: add buffer_move_empty Signed-off-by: Gerd Hoffmann Reviewed-by: Peter Lieven Reviewed-by: Daniel Berrange Message-id: 1446203414-4013-4-git-send-email-kraxel@redhat.com --- util/buffer.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) (limited to 'util/buffer.c') diff --git a/util/buffer.c b/util/buffer.c index 12bf2d788b..c7a39ec5da 100644 --- a/util/buffer.c +++ b/util/buffer.c @@ -77,3 +77,17 @@ void buffer_advance(Buffer *buffer, size_t len) (buffer->offset - len)); buffer->offset -= len; } + +void buffer_move_empty(Buffer *to, Buffer *from) +{ + assert(to->offset == 0); + + g_free(to->buffer); + to->offset = from->offset; + to->capacity = from->capacity; + to->buffer = from->buffer; + + from->offset = 0; + from->capacity = 0; + from->buffer = NULL; +} -- cgit v1.2.3