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/**
* \file dvdcss.h
* \author Stéphane Borel <stef@via.ecp.fr>
* \author Samuel Hocevar <sam@zoy.org>
* \brief The \e libdvdcss public header.
*
* This header contains the public types and functions that applications
* using \e libdvdcss may use.
*/
/*
* Copyright (C) 1998-2002 VideoLAN
* $Id$
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 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, USA.
*/
#ifndef _DVDCSS_DVDCSS_H
#ifndef _DOXYGEN_SKIP_ME
#define _DVDCSS_DVDCSS_H 1
#endif
#ifdef __cplusplus
extern "C" {
#endif
/** Library instance handle, to be used for each library call. */
typedef struct dvdcss_s* dvdcss_t;
/** The block size of a DVD. */
#define DVDCSS_BLOCK_SIZE 2048
/** The default flag to be used by \e libdvdcss functions. */
#define DVDCSS_NOFLAGS 0
/** Flag to ask dvdcss_read() to decrypt the data it reads. */
#define DVDCSS_READ_DECRYPT (1 << 0)
/** Flag to tell dvdcss_seek() it is seeking in MPEG data. */
#define DVDCSS_SEEK_MPEG (1 << 0)
/** Flag to ask dvdcss_seek() to check the current title key. */
#define DVDCSS_SEEK_KEY (1 << 1)
/*
* Our version number. The variable name contains the interface version.
*/
extern char * dvdcss_interface_2;
/*
* Path to CSS key cache. Default == NULL (no cache).
*/
extern char * dvdcss_cache_dir;
/*
* Exported prototypes.
*/
extern dvdcss_t dvdcss_open ( char *psz_target );
extern int dvdcss_close ( dvdcss_t );
extern int dvdcss_title ( dvdcss_t,
int i_block );
extern int dvdcss_seek ( dvdcss_t,
int i_blocks,
int i_flags );
extern int dvdcss_read ( dvdcss_t,
void *p_buffer,
int i_blocks,
int i_flags );
extern int dvdcss_readv ( dvdcss_t,
void *p_iovec,
int i_blocks,
int i_flags );
extern char * dvdcss_error ( dvdcss_t );
/*
* Deprecated stuff.
*/
#ifndef _DOXYGEN_SKIP_ME
#define dvdcss_title(a,b) dvdcss_seek(a,b,DVDCSS_SEEK_KEY)
#define dvdcss_handle dvdcss_t
#endif
#ifdef __cplusplus
}
#endif
#endif /* <dvdcss/dvdcss.h> */
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