static UCHAR nbCancel(NetBIOSAdapter *adapter, PNCB ncb)
{
UCHAR ret;
TRACE(": adapter %p, ncb %p\n", adapter, ncb);
if (!adapter) return NRC_BRIDGE;
if (!ncb) return NRC_INVADDRESS;
switch (ncb->ncb_command & 0x7f)
{
case NCBCANCEL:
case NCBADDNAME:
case NCBADDGRNAME:
case NCBDELNAME:
case NCBRESET:
case NCBSSTAT:
ret = NRC_CANCEL;
break;
/* NCBCALL, NCBCHAINSEND/NCBSEND, NCBHANGUP all close the associated
* session if cancelled */
case NCBCALL:
case NCBSEND:
case NCBCHAINSEND:
case NCBSENDNA:
case NCBCHAINSENDNA:
case NCBHANGUP:
{
if (ncb->ncb_lsn >= adapter->sessionsLen)
ret = NRC_SNUMOUT;
else if (!adapter->sessions[ncb->ncb_lsn].inUse)
ret = NRC_SNUMOUT;
else
{
ret = NBCmdQueueCancel(adapter->cmdQueue, ncb);
if (ret == NRC_CMDCAN || ret == NRC_CANOCCR)
nbInternalHangup(adapter, &adapter->sessions[ncb->ncb_lsn]);
}
break;
}
default:
ret = NBCmdQueueCancel(adapter->cmdQueue, ncb);
}
TRACE("returning 0x%02x\n", ret);
return ret;
}
UCHAR NBCmdQueueCancelAll(struct NBCmdQueue *queue)
{
UCHAR ret;
TRACE(": queue %p\n", queue);
if (!queue)
return NRC_BADDR;
EnterCriticalSection(&queue->cs);
while (queue->head)
{
TRACE(": waiting for ncb %p (command 0x%02x)\n", queue->head,
queue->head->ncb_command);
NBCmdQueueCancel(queue, queue->head);
}
LeaveCriticalSection(&queue->cs);
ret = NRC_GOODRET;
TRACE("returning 0x%02x\n", ret);
return ret;
}
