gecko-dev/extensions/jssh/nsJSShServer.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla JavaScript Shell project.
*
* The Initial Developer of the Original Code is
* Alex Fritze.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Alex Fritze <alex@croczilla.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include "nsJSShServer.h"
#include "nsNetCID.h"
#include "nsISocketTransport.h"
#include "nsIComponentManager.h"
#include "nsIInputStream.h"
#include "nsIOutputStream.h"
#include "nsThreadUtils.h"
#include "nsJSSh.h"
#include "nsComponentManagerUtils.h"
//**********************************************************************
// ConnectionListener helper class
class ConnectionListener : public nsIServerSocketListener
{
public:
ConnectionListener(const nsACString &startupURI);
~ConnectionListener();
NS_DECL_ISUPPORTS
NS_DECL_NSISERVERSOCKETLISTENER
private:
nsCString mStartupURI;
};
//----------------------------------------------------------------------
// Implementation
ConnectionListener::ConnectionListener(const nsACString &startupURI)
: mStartupURI(startupURI)
{
}
ConnectionListener::~ConnectionListener()
{
}
already_AddRefed<nsIServerSocketListener> CreateConnectionListener(const nsACString &startupURI)
{
nsIServerSocketListener* obj = new ConnectionListener(startupURI);
NS_IF_ADDREF(obj);
return obj;
}
//----------------------------------------------------------------------
// nsISupports methods:
NS_IMPL_THREADSAFE_ADDREF(ConnectionListener)
NS_IMPL_THREADSAFE_RELEASE(ConnectionListener)
NS_INTERFACE_MAP_BEGIN(ConnectionListener)
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_ENTRY(nsIServerSocketListener)
NS_INTERFACE_MAP_END
//----------------------------------------------------------------------
// nsIServerSocketListener methods:
/* void onSocketAccepted (in nsIServerSocket aServ, in nsISocketTransport aTransport); */
NS_IMETHODIMP ConnectionListener::OnSocketAccepted(nsIServerSocket *aServ, nsISocketTransport *aTransport)
{
nsCOMPtr<nsIInputStream> input;
nsCOMPtr<nsIOutputStream> output;
aTransport->OpenInputStream(nsITransport::OPEN_BLOCKING, 0, 0, getter_AddRefs(input));
aTransport->OpenOutputStream(nsITransport::OPEN_BLOCKING, 0, 0, getter_AddRefs(output));
LOG(("JSSh server: new connection!\n"));
nsCOMPtr<nsIRunnable> shell = CreateJSSh(input, output, mStartupURI);
nsCOMPtr<nsIThread> thread;
NS_NewThread(getter_AddRefs(thread), shell);
return NS_OK;
}
/* void onStopListening (in nsIServerSocket aServ, in nsresult aStatus); */
NS_IMETHODIMP ConnectionListener::OnStopListening(nsIServerSocket *aServ, nsresult aStatus)
{
LOG(("JSSh server: stopped listening!\n"));
return NS_OK;
}
//**********************************************************************
// nsJSShServer implementation
nsJSShServer::nsJSShServer()
{
LOG(("nsJSShServer ctor\n"));
}
nsJSShServer::~nsJSShServer()
{
LOG(("nsJSShServer dtor\n"));
// XXX should we stop listening or not??
StopServerSocket();
}
//----------------------------------------------------------------------
// nsISupports methods:
NS_IMPL_ADDREF(nsJSShServer)
NS_IMPL_RELEASE(nsJSShServer)
NS_INTERFACE_MAP_BEGIN(nsJSShServer)
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_ENTRY(nsIJSShServer)
NS_INTERFACE_MAP_END
//----------------------------------------------------------------------
// nsIJSShServer methods:
/* void startServerSocket (in unsigned long port, in AUTF8String startupURI,
in boolean loopbackOnly); */
NS_IMETHODIMP
nsJSShServer::StartServerSocket(PRUint32 port, const nsACString & startupURI,
PRBool loopbackOnly)
{
if (mServerSocket) {
NS_ERROR("server socket already running");
return NS_ERROR_FAILURE;
}
mServerSocket = do_CreateInstance(NS_SERVERSOCKET_CONTRACTID);
if (!mServerSocket) {
NS_ERROR("could not create server socket");
return NS_ERROR_FAILURE;
}
if (NS_FAILED(mServerSocket->Init(port, loopbackOnly, -1))) {
mServerSocket = nsnull;
NS_ERROR("server socket initialization error");
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIServerSocketListener> listener = CreateConnectionListener(startupURI);
mServerSocket->AsyncListen(listener);
mServerPort = port;
mServerStartupURI = startupURI;
mServerLoopbackOnly = loopbackOnly;
return NS_OK;
}
/* void stopServerSocket (); */
NS_IMETHODIMP nsJSShServer::StopServerSocket()
{
if (mServerSocket)
mServerSocket->Close();
mServerSocket = nsnull;
mServerPort = 0;
mServerStartupURI.Truncate();
mServerLoopbackOnly = PR_FALSE;
return NS_OK;
}
/* void runShell (in nsIInputStream input, in nsIOutputStream output,
in string startupURI, in boolean blocking); */
NS_IMETHODIMP
nsJSShServer::RunShell(nsIInputStream *input, nsIOutputStream *output,
const char *startupURI, PRBool blocking)
{
nsCOMPtr<nsIRunnable> shell = CreateJSSh(input, output, nsCString(startupURI));
if (!blocking) {
nsCOMPtr<nsIThread> thread;
NS_NewThread(getter_AddRefs(thread), shell);
}
else
shell->Run();
return NS_OK;
}
/* readonly attribute boolean serverListening; */
NS_IMETHODIMP
nsJSShServer::GetServerListening(PRBool *aServerListening)
{
if (mServerSocket)
*aServerListening = PR_TRUE;
else
*aServerListening = PR_FALSE;
return NS_OK;
}
/* readonly attribute unsigned long serverPort; */
NS_IMETHODIMP
nsJSShServer::GetServerPort(PRUint32 *aServerPort)
{
*aServerPort = mServerPort;
return NS_OK;
}
/* readonly attribute AUTF8String serverStartupURI; */
NS_IMETHODIMP
nsJSShServer::GetServerStartupURI(nsACString & aServerStartupURI)
{
aServerStartupURI = mServerStartupURI;
return NS_OK;
}
/* readonly attribute boolean serverLoopbackOnly; */
NS_IMETHODIMP
nsJSShServer::GetServerLoopbackOnly(PRBool *aServerLoopbackOnly)
{
*aServerLoopbackOnly = mServerLoopbackOnly;
return NS_OK;
}