svn commit: samba r11976 - in branches/SAMBA_3_0/source: client
libsmb
jra at samba.org
jra at samba.org
Wed Nov 30 17:53:21 GMT 2005
Author: jra
Date: 2005-11-30 17:53:21 +0000 (Wed, 30 Nov 2005)
New Revision: 11976
WebSVN: http://websvn.samba.org/cgi-bin/viewcvs.cgi?view=rev&root=samba&rev=11976
Log:
(Slightly modified) Volker fix for #3293. Use SMBecho instead of
chkpath to keep a connection alive.
Jeremy.
Modified:
branches/SAMBA_3_0/source/client/client.c
branches/SAMBA_3_0/source/libsmb/clientgen.c
Changeset:
Modified: branches/SAMBA_3_0/source/client/client.c
===================================================================
--- branches/SAMBA_3_0/source/client/client.c 2005-11-30 17:29:33 UTC (rev 11975)
+++ branches/SAMBA_3_0/source/client/client.c 2005-11-30 17:53:21 UTC (rev 11976)
@@ -3088,7 +3088,12 @@
goto again;
}
- cli_chkpath(cli, "\\");
+ /* Ping the server to keep the connection alive using SMBecho. */
+ {
+ unsigned char garbage[16];
+ memset(garbage, 0xf0, sizeof(garbage));
+ cli_echo(cli, garbage, sizeof(garbage));
+ }
}
/****************************************************************************
Modified: branches/SAMBA_3_0/source/libsmb/clientgen.c
===================================================================
--- branches/SAMBA_3_0/source/libsmb/clientgen.c 2005-11-30 17:29:33 UTC (rev 11975)
+++ branches/SAMBA_3_0/source/libsmb/clientgen.c 2005-11-30 17:53:21 UTC (rev 11976)
@@ -481,6 +481,7 @@
/****************************************************************************
Send a keepalive packet to the server
****************************************************************************/
+
BOOL cli_send_keepalive(struct cli_state *cli)
{
if (cli->fd == -1) {
@@ -495,3 +496,36 @@
}
return True;
}
+
+/****************************************************************************
+ Send/receive a SMBecho command: ping the server
+****************************************************************************/
+
+BOOL cli_echo(struct cli_state *cli, unsigned char *data, size_t length)
+{
+ char *p;
+
+ SMB_ASSERT(length < 1024);
+
+ memset(cli->outbuf,'\0',smb_size);
+ set_message(cli->outbuf,1,length,True);
+ SCVAL(cli->outbuf,smb_com,SMBecho);
+ SSVAL(cli->outbuf,smb_tid,65535);
+ SSVAL(cli->outbuf,smb_vwv0,1);
+ cli_setup_packet(cli);
+ p = smb_buf(cli->outbuf);
+ memcpy(p, data, length);
+ p += length;
+
+ cli_setup_bcc(cli, p);
+
+ cli_send_smb(cli);
+ if (!cli_receive_smb(cli)) {
+ return False;
+ }
+
+ if (cli_is_error(cli)) {
+ return False;
+ }
+ return True;
+}
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