// Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of "Eclipse Public License v1.0"

// which accompanies this distribution, and is available

// at the URL "http://www.eclipse.org/legal/epl-v10.html".

//

// Initial Contributors:

// Nokia Corporation - initial contribution.

//

// Contributors:

//

// Description:

// ssmcustomuidswitch.cpp

// 

//

/**

 @file

 @internalComponent

 @released

*/

#include <emulator.h>

extern "C" {

#include "ssmuiproviderdllswitch_stubs.h"

FARPROC vector[MAX_ORDINAL + 1];

void fill_vector(HINSTANCE aDll)

	{

	int i;

	for (i=1; i <= MAX_ORDINAL; i++)

		{

		vector[i] = GetProcAddress(aDll, (LPCSTR)i);

		}

	vector[0] = (FARPROC)1;		// initialised

	}

void init_vector()

	{

	// prevent deadlock with EKA2 scheduler

	__LOCK_HOST;

	HINSTANCE instance;

	// Try loading dll with customised uid data first

	//

	instance = LoadLibraryA("ssmuiproviderdllcustomised.dll");

	if (instance != NULL)

		{

		fill_vector(instance);

		return;

		}

	// Try loading dll with default uid data

	//

	instance = LoadLibraryA("ssmuiproviderdlldefault.dll");

	if (instance != NULL)

		{

		fill_vector(instance);

		return;

		}

	// die

	//

	OutputDebugStringA("Unable to load ssm custom command uid implementation");

	_asm int 3;

	}

__declspec(naked) void common_dispatch()

	{

	_asm cmp	dword ptr vector,0		// initialised?

	_asm jne  	call_though_vector

	_asm push	eax

	_asm push	ecx

	_asm push	edx

	_asm call	init_vector

	_asm pop	edx

	_asm pop 	ecx

	_asm pop 	eax

call_though_vector:

	_asm jmp	[vector+eax*4]

	} //lint !e1065 Suppress Symbol 'common_dispatch(void)' not declared as "C" conflicts

}