nsresult
nsUrlClassifierHashCompleterRequest::OpenChannel()
{
LOG(("nsUrlClassifierHashCompleterRequest::OpenChannel [%p]", this));
nsresult rv;
PRUint32 loadFlags = nsIChannel::INHIBIT_CACHING |
nsIChannel::LOAD_BYPASS_CACHE;
rv = NS_NewChannel(getter_AddRefs(mChannel), mURI, nsnull, nsnull, nsnull,
loadFlags);
NS_ENSURE_SUCCESS(rv, rv);
nsCAutoString requestBody;
rv = BuildRequest(requestBody);
NS_ENSURE_SUCCESS(rv, rv);
rv = AddRequestBody(requestBody);
NS_ENSURE_SUCCESS(rv, rv);
rv = mChannel->AsyncOpen(this, nsnull);
NS_ENSURE_SUCCESS(rv, rv);
return NS_OK;
}
nsresult
nsUrlClassifierStreamUpdater::FetchUpdate(nsIURI *aUpdateUrl,
const nsACString & aRequestBody,
const nsACString & aStreamTable)
{
#ifdef DEBUG
{
nsCString spec;
aUpdateUrl->GetSpec(spec);
LOG(("Fetching update %s from %s", aRequestBody.Data(), spec.get()));
}
#endif
nsresult rv;
uint32_t loadFlags = nsIChannel::INHIBIT_CACHING |
nsIChannel::LOAD_BYPASS_CACHE;
rv = NS_NewChannel(getter_AddRefs(mChannel),
aUpdateUrl,
nsContentUtils::GetSystemPrincipal(),
nsILoadInfo::SEC_ALLOW_CROSS_ORIGIN_DATA_IS_NULL,
nsIContentPolicy::TYPE_OTHER,
nullptr, // aLoadGroup
this, // aInterfaceRequestor
loadFlags);
NS_ENSURE_SUCCESS(rv, rv);
mBeganStream = false;
// If aRequestBody is empty, construct it for the test.
if (!aRequestBody.IsEmpty()) {
rv = AddRequestBody(aRequestBody);
NS_ENSURE_SUCCESS(rv, rv);
}
// Set the appropriate content type for file/data URIs, for unit testing
// purposes.
// This is only used for testing and should be deleted.
bool match;
if ((NS_SUCCEEDED(aUpdateUrl->SchemeIs("file", &match)) && match) ||
(NS_SUCCEEDED(aUpdateUrl->SchemeIs("data", &match)) && match)) {
mChannel->SetContentType(NS_LITERAL_CSTRING("application/vnd.google.safebrowsing-update"));
} else {
// We assume everything else is an HTTP request.
// Disable keepalive.
nsCOMPtr<nsIHttpChannel> httpChannel = do_QueryInterface(mChannel, &rv);
NS_ENSURE_SUCCESS(rv, rv);
rv = httpChannel->SetRequestHeader(NS_LITERAL_CSTRING("Connection"), NS_LITERAL_CSTRING("close"), false);
NS_ENSURE_SUCCESS(rv, rv);
}
// Create a custom LoadContext for SafeBrowsing, so we can use callbacks on
// the channel to query the appId which allows separation of safebrowsing
// cookies in a separate jar.
nsCOMPtr<nsIInterfaceRequestor> sbContext =
new mozilla::LoadContext(NECKO_SAFEBROWSING_APP_ID);
rv = mChannel->SetNotificationCallbacks(sbContext);
NS_ENSURE_SUCCESS(rv, rv);
// Make the request.
rv = mChannel->AsyncOpen2(this);
NS_ENSURE_SUCCESS(rv, rv);
mStreamTable = aStreamTable;
return NS_OK;
}