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-rw-r--r--source3/rpc_server/srv_spoolss_nt.c103
1 files changed, 95 insertions, 8 deletions
diff --git a/source3/rpc_server/srv_spoolss_nt.c b/source3/rpc_server/srv_spoolss_nt.c
index c2729001e4..71d7530410 100644
--- a/source3/rpc_server/srv_spoolss_nt.c
+++ b/source3/rpc_server/srv_spoolss_nt.c
@@ -1031,9 +1031,10 @@ done:
/***********************************************************************
**********************************************************************/
-static BOOL notify2_unpack_msg( SPOOLSS_NOTIFY_MSG *msg, void *buf, size_t len )
+static BOOL notify2_unpack_msg( SPOOLSS_NOTIFY_MSG *msg, struct timeval *tv, void *buf, size_t len )
{
+ uint32 tv_sec, tv_usec;
size_t offset = 0;
/* Unpack message */
@@ -1041,8 +1042,9 @@ static BOOL notify2_unpack_msg( SPOOLSS_NOTIFY_MSG *msg, void *buf, size_t len )
offset += tdb_unpack((char *)buf + offset, len - offset, "f",
msg->printer);
- offset += tdb_unpack((char *)buf + offset, len - offset, "ddddd",
- &msg->type, &msg->field, &msg->id, &msg->len, &msg->flags);
+ offset += tdb_unpack((char *)buf + offset, len - offset, "ddddddd",
+ &tv_sec, &tv_usec,
+ &msg->type, &msg->field, &msg->id, &msg->len, &msg->flags);
if (msg->len == 0)
tdb_unpack((char *)buf + offset, len - offset, "dd",
@@ -1054,6 +1056,9 @@ static BOOL notify2_unpack_msg( SPOOLSS_NOTIFY_MSG *msg, void *buf, size_t len )
DEBUG(3, ("notify2_unpack_msg: got NOTIFY2 message, type %d, field 0x%02x, flags 0x%04x\n",
msg->type, msg->field, msg->flags));
+ tv->tv_sec = tv_sec;
+ tv->tv_usec = tv_usec;
+
if (msg->len == 0)
DEBUG(3, ("notify2_unpack_msg: value1 = %d, value2 = %d\n", msg->notify.value[0],
msg->notify.value[1]));
@@ -1063,6 +1068,58 @@ static BOOL notify2_unpack_msg( SPOOLSS_NOTIFY_MSG *msg, void *buf, size_t len )
return True;
}
+/* ENUMJOB last timestamp list. */
+struct ejts_list {
+ struct ejts_list *next, *prev;
+ char *printer_name;
+ struct timeval tv;
+};
+
+static struct ejts_list *ejts_head;
+
+static struct ejts_list *find_enumjobs_timestamp(const char *printer_name)
+{
+ struct ejts_list *ejtsl;
+
+ for( ejtsl = ejts_head; ejtsl; ejtsl = ejtsl->next)
+ if (strequal(ejtsl->printer_name, printer_name))
+ return ejtsl;
+ return NULL;
+}
+
+static void set_enumjobs_timestamp(int snum)
+{
+ const char *printer_name = lp_const_servicename(snum);
+ struct ejts_list *ejtsl = find_enumjobs_timestamp(printer_name);
+
+ if (!ejtsl) {
+ ejtsl = (struct ejts_list *)malloc(sizeof(struct ejts_list));
+ if (!ejtsl)
+ return;
+ ejtsl->printer_name = strdup(printer_name);
+ if (!ejtsl->printer_name) {
+ SAFE_FREE(ejtsl);
+ return;
+ }
+ DLIST_ADD(ejts_head, ejtsl);
+ }
+
+ gettimeofday(&ejtsl->tv, NULL);
+}
+
+static int timeval_diff(struct timeval *tv1, struct timeval *tv2)
+{
+ if (tv1->tv_sec > tv2->tv_sec)
+ return 1;
+ if (tv1->tv_sec < tv2->tv_sec)
+ return -1;
+ if (tv1->tv_usec > tv2->tv_usec)
+ return 1;
+ if (tv1->tv_usec < tv2->tv_usec)
+ return -1;
+ return 0;
+}
+
/********************************************************************
Receive a notify2 message list
********************************************************************/
@@ -1104,8 +1161,9 @@ static void receive_notify2_message_list(int msg_type, pid_t src, void *msg, siz
* call. Therefore messages are grouped according to printer handle.
*/
- for ( i=0; i<msg_count; i++ )
- {
+ for ( i=0; i<msg_count; i++ ) {
+ struct timeval msg_tv;
+
if (msg_ptr + 4 - buf > len) {
DEBUG(0,("receive_notify2_message_list: bad message format (len > buf_size) !\n"));
return;
@@ -1122,9 +1180,32 @@ static void receive_notify2_message_list(int msg_type, pid_t src, void *msg, siz
/* unpack messages */
ZERO_STRUCT( notify );
- notify2_unpack_msg( &notify, msg_ptr, msg_len );
+ notify2_unpack_msg( &notify, &msg_tv, msg_ptr, msg_len );
msg_ptr += msg_len;
+ /* See if it is still relevent. */
+ if (notify.type == JOB_NOTIFY_TYPE) {
+ BOOL status_is_deleting = False;
+
+ if (notify.field == JOB_NOTIFY_STATUS && (notify.notify.value[0] & (JOB_STATUS_DELETING|JOB_STATUS_DELETED)))
+ status_is_deleting = True;
+
+ if (!status_is_deleting) {
+ struct ejts_list *ejtsl = find_enumjobs_timestamp(notify.printer);
+
+ if (ejtsl && (timeval_diff(&ejtsl->tv, &msg_tv) > 0)) {
+
+ DEBUG(10, ("receive_notify2_message_list: enumjobs ts = %u, %u, msg ts = %u, %u discarding\n",
+ (unsigned int)ejtsl->tv.tv_sec, (unsigned int)ejtsl->tv.tv_usec,
+ (unsigned int)msg_tv.tv_sec, (unsigned int)msg_tv.tv_usec ));
+
+ /* Message no longer relevent. Ignore it. */
+ if ( notify.len != 0 )
+ SAFE_FREE( notify.notify.data );
+ continue;
+ }
+ }
+ }
/* add to correct list in container */
notify_msg_ctr_addmsg( &messages, &notify );
@@ -6352,6 +6433,7 @@ WERROR _spoolss_enumjobs( pipes_struct *p, SPOOL_Q_ENUMJOBS *q_u, SPOOL_R_ENUMJO
uint32 offered = q_u->offered;
uint32 *needed = &r_u->needed;
uint32 *returned = &r_u->returned;
+ WERROR wret;
int snum;
print_status_struct prt_status;
@@ -6373,15 +6455,20 @@ WERROR _spoolss_enumjobs( pipes_struct *p, SPOOL_Q_ENUMJOBS *q_u, SPOOL_R_ENUMJO
DEBUGADD(4,("count:[%d], status:[%d], [%s]\n", *returned, prt_status.status, prt_status.message));
if (*returned == 0) {
+ set_enumjobs_timestamp(snum);
SAFE_FREE(queue);
return WERR_OK;
}
switch (level) {
case 1:
- return enumjobs_level1(queue, snum, buffer, offered, needed, returned);
+ wret = enumjobs_level1(queue, snum, buffer, offered, needed, returned);
+ set_enumjobs_timestamp(snum);
+ return wret;
case 2:
- return enumjobs_level2(queue, snum, buffer, offered, needed, returned);
+ wret = enumjobs_level2(queue, snum, buffer, offered, needed, returned);
+ set_enumjobs_timestamp(snum);
+ return wret;
default:
SAFE_FREE(queue);
*returned=0;
generated by cgit (git 2.34.1) at 2024-11-24 19:50:21 +0000