/*****************************************************************************
 * csa.h
 *****************************************************************************
 * Copyright (C) 2004 Laurent Aimar
 * $Id$
 *
 * Authors: Laurent Aimar <fenrir@via.ecp.fr>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either version 2.1 of the License, or
 * (at your option) any later version.
 *
 * 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

#ifndef VLC_MPEG_CSA_H_
#define VLC_MPEG_CSA_H_

typedef struct csa_t csa_t;
#define csa_New     __csa_New
#define csa_Delete  __csa_Delete
#define csa_SetCW  __csa_SetCW
#define csa_UseKey  __csa_UseKey
#define csa_Decrypt __csa_decrypt
#define csa_Encrypt __csa_encrypt

csa_t *csa_New( void );
void   csa_Delete( csa_t * );

int    csa_SetCW( vlc_object_t *p_caller, csa_t *c, char *psz_ck, bool odd );
int    csa_UseKey( vlc_object_t *p_caller, csa_t *, bool use_odd );

void   csa_Decrypt( csa_t *, uint8_t *pkt, int i_pkt_size );
void   csa_Encrypt( csa_t *, uint8_t *pkt, int i_pkt_size );

#endif /* _CSA_H */