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From 486bb376218a37fe15318d7724d6eada36b81e6c Mon Sep 17 00:00:00 2001
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From: "Richard W.M. Jones" <rjones@redhat.com>
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Date: Tue, 26 Mar 2013 17:58:04 +0100
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Subject: [PATCH 1/3] sftp: seek: Don't flush buffers on same offset
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Signed-off-by: Richard W.M. Jones <rjones@redhat.com>
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---
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src/sftp.c | 27 +++++++++++++++------------
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1 file changed, 15 insertions(+), 12 deletions(-)
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diff --git a/src/sftp.c b/src/sftp.c
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index d0536dd..3760025 100644
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--- a/src/sftp.c
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+++ b/src/sftp.c
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@@ -2132,21 +2132,24 @@ libssh2_sftp_fstat_ex(LIBSSH2_SFTP_HANDLE *hnd,
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LIBSSH2_API void
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libssh2_sftp_seek64(LIBSSH2_SFTP_HANDLE *handle, libssh2_uint64_t offset)
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{
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- if(handle) {
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- handle->u.file.offset = handle->u.file.offset_sent = offset;
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- /* discard all pending requests and currently read data */
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- sftp_packetlist_flush(handle);
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+ if(!handle)
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+ return;
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+ if(handle->u.file.offset == offset && handle->u.file.offset_sent == offset)
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+ return;
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- /* free the left received buffered data */
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- if (handle->u.file.data_left) {
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- LIBSSH2_FREE(handle->sftp->channel->session, handle->u.file.data);
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- handle->u.file.data_left = handle->u.file.data_len = 0;
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- handle->u.file.data = NULL;
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- }
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+ handle->u.file.offset = handle->u.file.offset_sent = offset;
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+ /* discard all pending requests and currently read data */
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+ sftp_packetlist_flush(handle);
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- /* reset EOF to False */
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- handle->u.file.eof = FALSE;
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+ /* free the left received buffered data */
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+ if (handle->u.file.data_left) {
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+ LIBSSH2_FREE(handle->sftp->channel->session, handle->u.file.data);
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+ handle->u.file.data_left = handle->u.file.data_len = 0;
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+ handle->u.file.data = NULL;
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}
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+
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+ /* reset EOF to False */
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+ handle->u.file.eof = FALSE;
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}
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/* libssh2_sftp_seek
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--
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1.8.1.4
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