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channel_read: force window adjusts!

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if there's not enough room to receive the data that's being requested,
the window adjustment needs to be sent to the remote and thus the force
option has to be used. _libssh2_channel_receive_window_adjust() would
otherwise "queue" small window adjustments for a later packet but that
is really terribly for the small buffer read that for example is the
final little piece of a very large file as then there is no logical next
packet!

Reported by: Armen Babakhanian
Bug: http://www.libssh2.org/mail/libssh2-devel-archive-2012-03/0130.shtml
This commit is contained in:
Daniel Stenberg 2012-03-19 22:34:04 +01:00
parent f4f2298ef3
commit 2ea40e63e8
1 changed files with 1 additions and 1 deletions
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2
src/channel.c
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@ -1898,7 +1898,7 @@ libssh2_channel_read_ex(LIBSSH2_CHANNEL *channel, int stream_id, char *buf,
if(buflen > recv_window) { if(buflen > recv_window) {
BLOCK_ADJUST(rc, channel->session, BLOCK_ADJUST(rc, channel->session,
_libssh2_channel_receive_window_adjust(channel, buflen, _libssh2_channel_receive_window_adjust(channel, buflen,
0, NULL)); 1, NULL));
} }
BLOCK_ADJUST(rc, channel->session, BLOCK_ADJUST(rc, channel->session,