Files
tubestation/modules/ipc/daemon/ipcCommandModule.cpp
2002-11-02 18:57:15 +00:00

155 lines
4.7 KiB
C++

/* ***** 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 IPC.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Darin Fisher <darin@netscape.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 <string.h>
#include "ipcLog.h"
#include "ipcCommandModule.h"
#include "ipcModule.h"
#include "ipcClient.h"
#include "ipcMessage.h"
#include "ipcMessageUtils.h"
#include "ipcd.h"
#include "ipcm.h"
typedef const char * constCharPtr;
class ipcCommandModule : public ipcModule
{
public:
typedef void (ipcCommandModule:: *MsgHandler)(ipcClient *, const ipcMessage *);
//
// message handlers
//
void OnPing(ipcClient *client, const ipcMessage *rawMsg)
{
LOG(("got PING\n"));
IPC_SendMsg(client, new ipcmMessagePing());
}
void OnClientHello(ipcClient *client, const ipcMessage *rawMsg)
{
LOG(("got CLIENT_HELLO\n"));
ipcMessageCast<ipcmMessageClientHello> msg(rawMsg);
const char *name = msg->PrimaryName();
if (name)
client->SetName(name);
IPC_SendMsg(client, new ipcmMessageClientID(client->ID()));
}
void OnQueryClientByName(ipcClient *client, const ipcMessage *rawMsg)
{
LOG(("got QUERY_CLIENT_BY_NAME\n"));
ipcMessageCast<ipcmMessageQueryClientByName> msg(rawMsg);
ipcClient *result = IPC_GetClientByName(msg->Name());
if (result) {
LOG((" client exists w/ ID = %u\n", result->ID()));
IPC_SendMsg(client, new ipcmMessageClientID(result->ID()));
}
else {
LOG((" client does not exist\n"));
IPC_SendMsg(client, new ipcmMessageError(IPCM_ERROR_CLIENT_NOT_FOUND));
}
}
void OnForward(ipcClient *client, const ipcMessage *rawMsg)
{
LOG(("got FORWARD\n"));
ipcMessageCast<ipcmMessageForward> msg(rawMsg);
ipcClient *dest = IPC_GetClientByID(msg->DestClientID());
ipcMessage *newMsg = new ipcMessage();
newMsg->Init(msg->InnerTarget(),
msg->InnerData(),
msg->InnerDataLen());
IPC_SendMsg(dest, newMsg);
}
//
// ipcModule interface impl
//
void Shutdown()
{
}
const nsID &ID()
{
return IPCM_TARGET;
}
void HandleMsg(ipcClient *client, const ipcMessage *rawMsg)
{
static MsgHandler handlers[] =
{
&ipcCommandModule::OnPing,
NULL, // ERROR
&ipcCommandModule::OnClientHello,
NULL, // CLIENT_ID
NULL, // CLIENT_INFO
NULL, // CLIENT_ADD_NAME
NULL, // CLIENT_DEL_NAME
NULL, // CLIENT_ADD_TARGET
NULL, // CLIENT_DEL_TARGET
&ipcCommandModule::OnQueryClientByName,
NULL, // QUERY_CLIENT_INFO
NULL, // QUERY_FAILED
&ipcCommandModule::OnForward,
};
int type = IPCM_GetMsgType(rawMsg);
if (type < IPCM_MSG_TYPE_UNKNOWN) {
if (handlers[type]) {
MsgHandler handler = handlers[type];
(this->*handler)(client, rawMsg);
}
}
}
};
ipcModule *IPC_GetCommandModule()
{
static ipcCommandModule module;
return &module;
}