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sftp: seek: Don't flush buffers on same offset

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Signed-off-by: Richard W.M. Jones <rjones@redhat.com>
This commit is contained in:
Richard W.M. Jones 2013-03-26 17:58:04 +01:00 committed by Daniel Stenberg
parent fe347a702f
commit 486bb37621
1 changed files with 15 additions and 12 deletions
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27
src/sftp.c
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@ -2132,21 +2132,24 @@ libssh2_sftp_fstat_ex(LIBSSH2_SFTP_HANDLE *hnd,
LIBSSH2_API void
libssh2_sftp_seek64(LIBSSH2_SFTP_HANDLE *handle, libssh2_uint64_t offset)
{
if(handle) {
handle->u.file.offset = handle->u.file.offset_sent = offset;
/* discard all pending requests and currently read data */
sftp_packetlist_flush(handle);
if(!handle)
return;
if(handle->u.file.offset == offset && handle->u.file.offset_sent == offset)
return;
/* free the left received buffered data */
if (handle->u.file.data_left) {
LIBSSH2_FREE(handle->sftp->channel->session, handle->u.file.data);
handle->u.file.data_left = handle->u.file.data_len = 0;
handle->u.file.data = NULL;
}
handle->u.file.offset = handle->u.file.offset_sent = offset;
/* discard all pending requests and currently read data */
sftp_packetlist_flush(handle);
/* reset EOF to False */
handle->u.file.eof = FALSE;
/* free the left received buffered data */
if (handle->u.file.data_left) {
LIBSSH2_FREE(handle->sftp->channel->session, handle->u.file.data);
handle->u.file.data_left = handle->u.file.data_len = 0;
handle->u.file.data = NULL;
}
/* reset EOF to False */
handle->u.file.eof = FALSE;
}
/* libssh2_sftp_seek