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- (dtucker) [clientloop.c configure.ac defines.h] Make the client's IO buffer 

size a compile-time option and set it to 64k on Cygwin, since Corinna
   reports that it makes a significant difference to performance.  ok djm@
This commit is contained in:
Darren Tucker 2009-08-28 11:21:06 +10:00
parent 3980b63631
commit 86e30a0166
4 changed files with 13 additions and 5 deletions
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3
ChangeLog
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@ -12,6 +12,9 @@
the pty master on Solaris, since it never succeeds and can hang if large
amounts of data is sent to the slave (eg a copy-paste). Based on a patch
originally from Doke Scott, ok djm@
- (dtucker) [clientloop.c configure.ac defines.h] Make the client's IO buffer
size a compile-time option and set it to 64k on Cygwin, since Corinna
reports that it makes a significant difference to performance. ok djm@
20090820
- (dtucker) [includes.h] Bug #1634: do not include system glob.h if we're not

4
clientloop.c
View File

@ -636,7 +636,7 @@ static void
client_process_net_input(fd_set *readset)
{
int len, cont = 0;
char buf[8192];
char buf[SSH_IOBUFSZ];
/*
* Read input from the server, and add any such data to the buffer of
@ -1129,7 +1129,7 @@ static void
client_process_input(fd_set *readset)
{
int len;
char buf[8192];
char buf[SSH_IOBUFSZ];
/* Read input from stdin. */
if (FD_ISSET(fileno(stdin), readset)) {

5
configure.ac
View File

@ -1,4 +1,4 @@
# $Id: configure.ac,v 1.423 2009/08/28 01:02:37 dtucker Exp $
# $Id: configure.ac,v 1.424 2009/08/28 01:21:07 dtucker Exp $
#
# Copyright (c) 1999-2004 Damien Miller
#
@ -15,7 +15,7 @@
# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
AC_INIT(OpenSSH, Portable, openssh-unix-dev@mindrot.org)
AC_REVISION($Revision: 1.423 $)
AC_REVISION($Revision: 1.424 $)
AC_CONFIG_SRCDIR([ssh.c])
AC_CONFIG_HEADER(config.h)
@ -446,6 +446,7 @@ int main(void) { exit(0); }
AC_DEFINE(DISABLE_FD_PASSING, 1,
[Define if your platform needs to skip post auth
file descriptor passing])
AC_DEFINE(SSH_IOBUFSZ, 65536, [Windows is sensitive to read buffer size])
;;
*-*-dgux*)
AC_DEFINE(IP_TOS_IS_BROKEN, 1,

6
defines.h
View File

@ -25,7 +25,7 @@
#ifndef _DEFINES_H
#define _DEFINES_H
/* $Id: defines.h,v 1.155 2009/06/16 06:11:02 dtucker Exp $ */
/* $Id: defines.h,v 1.156 2009/08/28 01:21:07 dtucker Exp $ */
/* Constants */
@ -749,4 +749,8 @@ struct winsize {
#define INET6_ADDRSTRLEN 46
#endif
#ifndef SSH_IOBUFSZ
# define SSH_IOBUFSZ 8192
#endif
#endif /* _DEFINES_H */