1 /*****************************************************************************
2 * input_dvd.h: thread structure of the DVD plugin
3 *****************************************************************************
4 * Copyright (C) 1999-2001 VideoLAN
5 * $Id: input_dvd.h,v 1.13 2001/03/21 13:42:33 sam Exp $
7 * Author: Stéphane Borel <stef@via.ecp.fr>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
24 /*****************************************************************************
26 *****************************************************************************/
27 /* Logical block size for DVD-VIDEO */
28 #define DVD_LB_SIZE 2048
30 /*****************************************************************************
31 * thread_dvd_data_t: extension of input_thread_t for DVD specificity.
32 *****************************************************************************/
33 typedef struct thread_dvd_data_s
35 int i_fd; // File descriptor of device
36 boolean_t b_encrypted; // CSS encryption
38 int i_block_once; // Nb of block read once by
41 /* Navigation information */
48 int i_cell; /* cell index in adress map */
49 int i_prg_cell; /* cell index in program map */
52 int i_end_sector; /* last sector of current cell */
58 /* Scrambling Information */
61 /* Structure that contains all information of the DVD */
66 /*****************************************************************************
67 * Prototypes in dvd_ifo.c
68 *****************************************************************************/
69 struct ifo_s IfoInit ( int );
70 int IfoReadVTS ( struct ifo_s * );
71 void IfoRead ( struct ifo_s * );
72 void IfoEnd ( ifo_t * );
74 /*****************************************************************************
75 * Prototypes in dvd_css.c
76 *****************************************************************************/
78 struct css_s * CSSInit ( int );
79 void CSSEnd ( struct css_s * );
80 int CSSGetKey ( struct css_s * );
81 int CSSDescrambleSector ( u8 * , u8 * );