nsresult
nsPACMan::AsyncGetProxyForURI(nsIURI *uri, nsPACManCallback *callback)
{
NS_ENSURE_STATE(!mShutdown);
MaybeReloadPAC();
PendingPACQuery *query = new PendingPACQuery(this, uri, callback);
if (!query)
return NS_ERROR_OUT_OF_MEMORY;
NS_ADDREF(query);
PR_APPEND_LINK(query, &mPendingQ);
// If we're waiting for the PAC file to load, then delay starting the query.
// See OnStreamComplete. However, if this is the PAC URI then query right
// away since we know the result will be DIRECT. We could shortcut some code
// in this case by issuing the callback directly from here, but that would
// require extra code, so we just go through the usual async code path.
int isPACURI = IsPACURI(uri);
if (IsLoading() && !isPACURI)
return NS_OK;
nsresult rv = query->Start(isPACURI ? 0 : nsIDNSService::RESOLVE_SPECULATE);
if (rv == NS_ERROR_DNS_LOOKUP_QUEUE_FULL && !isPACURI) {
query->OnLookupComplete(NULL, NULL, NS_OK);
rv = NS_OK;
} else if (NS_FAILED(rv)) {
NS_WARNING("failed to start PAC query");
PR_REMOVE_LINK(query);
NS_RELEASE(query);
}
return rv;
}
nsresult
nsPACMan::AsyncGetProxyForURI(nsIURI *uri,
nsPACManCallback *callback,
bool mainThreadResponse)
{
MOZ_ASSERT(NS_IsMainThread(), "wrong thread");
if (mShutdown)
return NS_ERROR_NOT_AVAILABLE;
// Maybe Reload PAC
if (!mPACURISpec.IsEmpty() && !mScheduledReload.IsNull() &&
TimeStamp::Now() > mScheduledReload) {
LOG(("nsPACMan::AsyncGetProxyForURI reload as scheduled\n"));
LoadPACFromURI(EmptyCString());
}
RefPtr<PendingPACQuery> query =
new PendingPACQuery(this, uri, callback, mainThreadResponse);
if (IsPACURI(uri)) {
// deal with this directly instead of queueing it
query->Complete(NS_OK, EmptyCString());
return NS_OK;
}
return mPACThread->Dispatch(query, nsIEventTarget::DISPATCH_NORMAL);
}
nsresult
nsPACMan::GetProxyForURI(nsIURI *uri, nsACString &result)
{
NS_ENSURE_STATE(!mShutdown);
if (IsPACURI(uri)) {
result.Truncate();
return NS_OK;
}
MaybeReloadPAC();
if (IsLoading())
return NS_ERROR_IN_PROGRESS;
if (!mPAC)
return NS_ERROR_NOT_AVAILABLE;
nsCAutoString spec, host;
uri->GetAsciiSpec(spec);
uri->GetAsciiHost(host);
return mPAC->GetProxyForURI(spec, host, result);
}
