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/*
* Copyright (c) 2006-2010 Trusted Logic S.A.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __SCXLNX_CONN_H__
#define __SCXLNX_CONN_H__
#include "scxlnx_defs.h"
/*
* Returns a pointer to the connection referenced by the
* specified file.
*/
static inline struct SCXLNX_CONNECTION *SCXLNXConnFromFile(
struct file *file)
{
return file->private_data;
}
/*----------------------------------------------------------------------------
* Connection operations to the Secure World
*----------------------------------------------------------------------------*/
int SCXLNXConnCreateDeviceContext(
struct SCXLNX_CONNECTION *pConn);
int SCXLNXConnDestroyDeviceContext(
struct SCXLNX_CONNECTION *pConn);
int SCXLNXConnOpenClientSession(
struct SCXLNX_CONNECTION *pConn,
union SCX_COMMAND_MESSAGE *pMessage,
union SCX_ANSWER_MESSAGE *pAnswer);
int SCXLNXConnCloseClientSession(
struct SCXLNX_CONNECTION *pConn,
union SCX_COMMAND_MESSAGE *pMessage,
union SCX_ANSWER_MESSAGE *pAnswer);
int SCXLNXConnRegisterSharedMemory(
struct SCXLNX_CONNECTION *pConn,
union SCX_COMMAND_MESSAGE *pMessage,
union SCX_ANSWER_MESSAGE *pAnswer);
int SCXLNXConnReleaseSharedMemory(
struct SCXLNX_CONNECTION *pConn,
union SCX_COMMAND_MESSAGE *pMessage,
union SCX_ANSWER_MESSAGE *pAnswer);
int SCXLNXConnInvokeClientCommand(
struct SCXLNX_CONNECTION *pConn,
union SCX_COMMAND_MESSAGE *pMessage,
union SCX_ANSWER_MESSAGE *pAnswer);
int SCXLNXConnCancelClientCommand(
struct SCXLNX_CONNECTION *pConn,
union SCX_COMMAND_MESSAGE *pMessage,
union SCX_ANSWER_MESSAGE *pAnswer);
int SCXLNXConnCheckMessageValidity(
struct SCXLNX_CONNECTION *pConn,
union SCX_COMMAND_MESSAGE *pMessage);
/*----------------------------------------------------------------------------
* Connection initialization and cleanup operations
*----------------------------------------------------------------------------*/
int SCXLNXConnOpen(struct SCXLNX_DEVICE *pDevice,
struct file *file,
struct SCXLNX_CONNECTION **ppConn);
void SCXLNXConnClose(
struct SCXLNX_CONNECTION *pConn);
#endif /* !defined(__SCXLNX_CONN_H__) */
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