From cbaa14857b6fd2704fa920c1fb15011e70b7df0f Mon Sep 17 00:00:00 2001
From: Jeremy Allison <jra@samba.org>
Date: Wed, 4 Sep 2002 21:59:38 +0000
Subject: Merge of (apparently working :-) new printing notify code. Jeremy.
 (This used to be commit 8595c6ce4d74539089b600b3b0ff858a04b793ff)

---
 source3/rpc_server/srv_spoolss_nt.c | 59 +++++++++++++++++++++++++++++++++----
 1 file changed, 54 insertions(+), 5 deletions(-)

(limited to 'source3/rpc_server')

diff --git a/source3/rpc_server/srv_spoolss_nt.c b/source3/rpc_server/srv_spoolss_nt.c
index 37f8071e69..a20fa615fd 100644
--- a/source3/rpc_server/srv_spoolss_nt.c
+++ b/source3/rpc_server/srv_spoolss_nt.c
@@ -220,6 +220,9 @@ static void free_printer_entry(void *ptr)
 	Printer->notify.option=NULL;
 	Printer->notify.client_connected=False;
 
+	/* Tell the connections db we're not interested in printer notify messages. */
+	register_message_flags(False, FLAG_MSG_PRINTING);
+
 	/* Remove from the internal list. */
 	DLIST_REMOVE(printers_list, Printer);
 
@@ -728,8 +731,7 @@ static struct notify2_message_table job_notify_table[] = {
  back registered
  **********************************************************************/
 
-static void process_notify2_message(struct spoolss_notify_msg *msg, 
-				    TALLOC_CTX *mem_ctx)
+static void process_notify2_message(struct spoolss_notify_msg *msg, TALLOC_CTX *mem_ctx)
 {
 	Printer_entry *p;
 
@@ -837,8 +839,7 @@ done:
  Receive a notify2 message
  ********************************************************************/
 
-static void receive_notify2_message(int msg_type, pid_t src, void *buf, 
-				    size_t len)
+static void receive_notify2_message(void *buf, size_t len)
 {
 	struct spoolss_notify_msg msg;
 	int offset = 0;
@@ -882,6 +883,49 @@ static void receive_notify2_message(int msg_type, pid_t src, void *buf,
 	talloc_destroy(mem_ctx);
 }
 
+/********************************************************************
+ Receive a notify2 message list
+ ********************************************************************/
+
+static void receive_notify2_message_list(int msg_type, pid_t src, void *msg, size_t len)
+{
+	size_t msg_count, i;
+	char *buf = (char *)msg;
+	char *msg_ptr;
+
+	if (len < 4)
+		goto bad_msg;
+
+	msg_count = IVAL(buf, 0);
+	msg_ptr = buf + 4;
+
+	if (msg_count == 0)
+		goto bad_msg;
+
+	for (i = 0; i < msg_count; i++) {
+		size_t msg_len;
+
+		if (msg_ptr + 4 - buf > len)
+			goto bad_msg;
+
+		msg_len = IVAL(msg_ptr,0);
+		msg_ptr += 4;
+
+		if (msg_ptr + msg_len - buf > len)
+			goto bad_msg;
+		receive_notify2_message(msg_ptr, msg_len);
+		msg_ptr += msg_len;
+	}
+
+	DEBUG(10,("receive_notify2_message_list: processed %u messages\n",
+		(unsigned int)msg_count ));
+	return;
+
+  bad_msg:
+
+	DEBUG(0,("receive_notify2_message_list: bad message format !\n"));
+}
+
 /********************************************************************
  Send a message to ourself about new driver being installed
  so we can upgrade the information for each printer bound to this
@@ -2133,7 +2177,7 @@ static BOOL srv_spoolss_replyopenprinter(char *printer, uint32 localprinter, uin
 		if(!spoolss_connect_to_client(&notify_cli, unix_printer))
 			return False;
 			
-		message_register(MSG_PRINTER_NOTIFY2, receive_notify2_message);
+		message_register(MSG_PRINTER_NOTIFY2, receive_notify2_message_list);
 	}
 
 	smb_connections++;
@@ -2196,6 +2240,8 @@ WERROR _spoolss_rffpcnex(pipes_struct *p, SPOOL_Q_RFFPCNEX *q_u, SPOOL_R_RFFPCNE
 					&Printer->notify.client_hnd))
 		return WERR_SERVER_UNAVAILABLE;
 
+	/* Tell the connections db we're interested in printer notify messages. */
+	register_message_flags(True, FLAG_MSG_PRINTING);
 	Printer->notify.client_connected=True;
 
 	return WERR_OK;
@@ -5544,6 +5590,9 @@ WERROR _spoolss_fcpn(pipes_struct *p, SPOOL_Q_FCPN *q_u, SPOOL_R_FCPN *r_u)
 		free_spool_notify_option(&Printer->notify.option);
 	Printer->notify.client_connected=False;
 
+	/* Tell the connections db we're not interested in printer notify messages. */
+	register_message_flags(False, FLAG_MSG_PRINTING);
+
 	return WERR_OK;
 }
 
-- 
cgit