nsresult
nsPluginStreamListenerPeer::RequestRead(NPByteRange* rangeList)
{
nsAutoCString rangeString;
int32_t numRequests;
MakeByteRangeString(rangeList, rangeString, &numRequests);
if (numRequests == 0)
return NS_ERROR_FAILURE;
nsresult rv = NS_OK;
nsRefPtr<nsPluginInstanceOwner> owner = mPluginInstance->GetOwner();
nsCOMPtr<nsIDOMElement> element;
nsCOMPtr<nsIDocument> doc;
if (owner) {
rv = owner->GetDOMElement(getter_AddRefs(element));
NS_ENSURE_SUCCESS(rv, rv);
rv = owner->GetDocument(getter_AddRefs(doc));
NS_ENSURE_SUCCESS(rv, rv);
}
nsCOMPtr<nsIInterfaceRequestor> callbacks = do_QueryReferent(mWeakPtrChannelCallbacks);
nsCOMPtr<nsILoadGroup> loadGroup = do_QueryReferent(mWeakPtrChannelLoadGroup);
nsCOMPtr<nsIChannel> channel;
nsCOMPtr<nsINode> requestingNode(do_QueryInterface(element));
if (requestingNode) {
rv = NS_NewChannel(getter_AddRefs(channel),
mURL,
requestingNode,
nsILoadInfo::SEC_NORMAL,
nsIContentPolicy::TYPE_OTHER,
loadGroup,
callbacks);
}
else {
// in this else branch we really don't know where the load is coming
// from and in fact should use something better than just using
// a nullPrincipal as the loadingPrincipal.
nsCOMPtr<nsIPrincipal> principal = nsNullPrincipal::Create();
NS_ENSURE_TRUE(principal, NS_ERROR_FAILURE);
rv = NS_NewChannel(getter_AddRefs(channel),
mURL,
principal,
nsILoadInfo::SEC_NORMAL,
nsIContentPolicy::TYPE_OTHER,
loadGroup,
callbacks);
}
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(channel));
if (!httpChannel)
return NS_ERROR_FAILURE;
httpChannel->SetRequestHeader(NS_LITERAL_CSTRING("Range"), rangeString, false);
mAbort = true; // instruct old stream listener to cancel
// the request on the next ODA.
nsCOMPtr<nsIStreamListener> converter;
if (numRequests == 1) {
converter = this;
// set current stream offset equal to the first offset in the range list
// it will work for single byte range request
// for multy range we'll reset it in ODA
SetStreamOffset(rangeList->offset);
} else {
nsWeakPtr weakpeer =
do_GetWeakReference(static_cast<nsISupportsWeakReference*>(this));
nsPluginByteRangeStreamListener *brrListener =
new nsPluginByteRangeStreamListener(weakpeer);
if (brrListener)
converter = brrListener;
else
return NS_ERROR_OUT_OF_MEMORY;
}
mPendingRequests += numRequests;
nsCOMPtr<nsISupportsPRUint32> container = do_CreateInstance(NS_SUPPORTS_PRUINT32_CONTRACTID, &rv);
if (NS_FAILED(rv))
return rv;
rv = container->SetData(MAGIC_REQUEST_CONTEXT);
if (NS_FAILED(rv))
return rv;
rv = channel->AsyncOpen(converter, container);
if (NS_SUCCEEDED(rv))
TrackRequest(channel);
return rv;
}
nsresult
nsPluginStreamListenerPeer::RequestRead(NPByteRange* rangeList)
{
nsAutoCString rangeString;
int32_t numRequests;
MakeByteRangeString(rangeList, rangeString, &numRequests);
if (numRequests == 0)
return NS_ERROR_FAILURE;
nsresult rv = NS_OK;
nsCOMPtr<nsIInterfaceRequestor> callbacks = do_QueryReferent(mWeakPtrChannelCallbacks);
nsCOMPtr<nsILoadGroup> loadGroup = do_QueryReferent(mWeakPtrChannelLoadGroup);
nsCOMPtr<nsIChannel> channel;
rv = NS_NewChannel(getter_AddRefs(channel), mURL, nullptr, loadGroup, callbacks);
if (NS_FAILED(rv))
return rv;
nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(channel));
if (!httpChannel)
return NS_ERROR_FAILURE;
httpChannel->SetRequestHeader(NS_LITERAL_CSTRING("Range"), rangeString, false);
mAbort = true; // instruct old stream listener to cancel
// the request on the next ODA.
nsCOMPtr<nsIStreamListener> converter;
if (numRequests == 1) {
converter = this;
// set current stream offset equal to the first offset in the range list
// it will work for single byte range request
// for multy range we'll reset it in ODA
SetStreamOffset(rangeList->offset);
} else {
nsWeakPtr weakpeer =
do_GetWeakReference(static_cast<nsISupportsWeakReference*>(this));
nsPluginByteRangeStreamListener *brrListener =
new nsPluginByteRangeStreamListener(weakpeer);
if (brrListener)
converter = brrListener;
else
return NS_ERROR_OUT_OF_MEMORY;
}
mPendingRequests += numRequests;
nsCOMPtr<nsISupportsPRUint32> container = do_CreateInstance(NS_SUPPORTS_PRUINT32_CONTRACTID, &rv);
if (NS_FAILED(rv))
return rv;
rv = container->SetData(MAGIC_REQUEST_CONTEXT);
if (NS_FAILED(rv))
return rv;
rv = channel->AsyncOpen(converter, container);
if (NS_SUCCEEDED(rv))
TrackRequest(channel);
return rv;
}