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Reference count async queue transactions

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so we can put them of task message queues
This commit is contained in:
Douglas Clowes
2015-07-29 17:47:15 +10:00
parent 7ccbf7e0bd
commit 0db57b9bae
3 changed files with 49 additions and 15 deletions
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53
asyncqueue.c
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@@ -89,27 +89,36 @@ static const char *state_name(AsyncState the_state)
return "<unknown>";
}
/*
* Free the transaction and buffers
*/
static void free_transaction(pAsyncTxn myTxn)
{
if (myTxn) {
if (--myTxn->ref_counter > 0)
return;
/*
* Allow kill_private to clean it all if it wants
*/
if (myTxn->kill_private)
myTxn->kill_private(myTxn);
if (myTxn->out_buf)
free(myTxn->out_buf);
if (myTxn->inp_buf)
free(myTxn->inp_buf);
if (myTxn->proto_private)
free(myTxn->proto_private);
free(myTxn);
}
}
/*
* Free the command and transaction structures and their contents
*/
static void free_command(pAQ_Cmd myCmd)
{
if (myCmd) {
pAsyncTxn myTxn = myCmd->tran;
if (myTxn) {
/*
* Allow kill_private to clean it all if it wants
*/
if (myTxn->kill_private)
myTxn->kill_private(myTxn);
if (myTxn->out_buf)
free(myTxn->out_buf);
if (myTxn->inp_buf)
free(myTxn->inp_buf);
if (myTxn->proto_private)
free(myTxn->proto_private);
free(myTxn);
}
free_transaction(myCmd->tran);
free(myCmd);
}
}
@@ -735,9 +744,23 @@ pAsyncTxn AsyncUnitPrepareTxn(pAsyncUnit unit,
myTxn->unit = unit;
myTxn->handleResponse = callback;
myTxn->cntx = context;
myTxn->ref_counter = 1;
return myTxn;
}
pAsyncTxn AsyncUnitHoldTxn(pAsyncTxn txn)
{
if (txn)
txn->ref_counter++;
return txn;
}
void AsyncUnitFreeTxn(pAsyncTxn txn)
{
if (txn)
free_transaction(txn);
}
int AsyncUnitSendTxn(pAsyncUnit unit,
const char *command, int cmd_len,
AsyncTxnHandler callback, void *context, int rsp_len)