summaryrefslogtreecommitdiffstats
path: root/modules/libjar/nsJARProtocolHandler.cpp
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--modules/libjar/nsJARProtocolHandler.cpp102
1 files changed, 102 insertions, 0 deletions
diff --git a/modules/libjar/nsJARProtocolHandler.cpp b/modules/libjar/nsJARProtocolHandler.cpp
new file mode 100644
index 0000000000..5fd3954d4f
--- /dev/null
+++ b/modules/libjar/nsJARProtocolHandler.cpp
@@ -0,0 +1,102 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "mozilla/ClearOnShutdown.h"
+#include "nsJARProtocolHandler.h"
+#include "nsComponentManagerUtils.h"
+#include "nsCRT.h"
+#include "nsJARURI.h"
+#include "nsJARChannel.h"
+#include "nsString.h"
+#include "nsNetCID.h"
+#include "nsIMIMEService.h"
+#include "nsMimeTypes.h"
+#include "nsThreadUtils.h"
+
+static NS_DEFINE_CID(kZipReaderCacheCID, NS_ZIPREADERCACHE_CID);
+
+#define NS_JAR_CACHE_SIZE 32
+
+//-----------------------------------------------------------------------------
+
+mozilla::StaticRefPtr<nsJARProtocolHandler> gJarHandler;
+
+nsJARProtocolHandler::nsJARProtocolHandler() { MOZ_ASSERT(NS_IsMainThread()); }
+
+nsJARProtocolHandler::~nsJARProtocolHandler() {}
+
+nsresult nsJARProtocolHandler::Init() {
+ nsresult rv;
+
+ mJARCache = do_CreateInstance(kZipReaderCacheCID, &rv);
+ if (NS_FAILED(rv)) return rv;
+
+ rv = mJARCache->Init(NS_JAR_CACHE_SIZE);
+ return rv;
+}
+
+nsIMIMEService* nsJARProtocolHandler::MimeService() {
+ if (!mMimeService) mMimeService = do_GetService("@mozilla.org/mime;1");
+
+ return mMimeService.get();
+}
+
+NS_IMPL_ISUPPORTS(nsJARProtocolHandler, nsIProtocolHandler,
+ nsISupportsWeakReference)
+
+already_AddRefed<nsJARProtocolHandler> nsJARProtocolHandler::GetSingleton() {
+ if (!gJarHandler) {
+ gJarHandler = new nsJARProtocolHandler();
+ if (NS_SUCCEEDED(gJarHandler->Init())) {
+ ClearOnShutdown(&gJarHandler);
+ } else {
+ gJarHandler = nullptr;
+ }
+ }
+ return do_AddRef(gJarHandler);
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// nsIProtocolHandler methods:
+
+NS_IMETHODIMP
+nsJARProtocolHandler::GetScheme(nsACString& result) {
+ result.AssignLiteral("jar");
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsJARProtocolHandler::NewChannel(nsIURI* uri, nsILoadInfo* aLoadInfo,
+ nsIChannel** result) {
+ nsJARChannel* chan = new nsJARChannel();
+ if (!chan) return NS_ERROR_OUT_OF_MEMORY;
+ NS_ADDREF(chan);
+
+ nsresult rv = chan->Init(uri);
+ if (NS_FAILED(rv)) {
+ NS_RELEASE(chan);
+ return rv;
+ }
+
+ // set the loadInfo on the new channel
+ rv = chan->SetLoadInfo(aLoadInfo);
+ if (NS_FAILED(rv)) {
+ NS_RELEASE(chan);
+ return rv;
+ }
+
+ *result = chan;
+ return NS_OK;
+}
+
+NS_IMETHODIMP
+nsJARProtocolHandler::AllowPort(int32_t port, const char* scheme,
+ bool* _retval) {
+ // don't override anything.
+ *_retval = false;
+ return NS_OK;
+}
+
+////////////////////////////////////////////////////////////////////////////////