зеркало из https://github.com/mozilla/gecko-dev.git
124 строки
3.3 KiB
C++
124 строки
3.3 KiB
C++
/* -*- 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 "nsAutoPtr.h"
|
|
#include "nsJARProtocolHandler.h"
|
|
#include "nsIIOService.h"
|
|
#include "nsCRT.h"
|
|
#include "nsIComponentManager.h"
|
|
#include "nsIServiceManager.h"
|
|
#include "nsJARURI.h"
|
|
#include "nsIURL.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
|
|
|
|
//-----------------------------------------------------------------------------
|
|
|
|
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::GetDefaultPort(int32_t* result) {
|
|
*result = -1; // no port for JAR: URLs
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsJARProtocolHandler::GetProtocolFlags(uint32_t* result) {
|
|
// URI_LOADABLE_BY_ANYONE, since it's our inner URI that will matter
|
|
// anyway.
|
|
*result = URI_NORELATIVE | URI_NOAUTH | URI_LOADABLE_BY_ANYONE;
|
|
/* Although jar uris have their own concept of relative urls
|
|
it is very different from the standard behaviour, so we
|
|
have to say norelative here! */
|
|
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;
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|