libdvdcss.h 3.21 KB
Newer Older
Sam Hocevar's avatar
 
Sam Hocevar committed
1
/*****************************************************************************
2
 * libdvdcss.h: private DVD reading library data
Sam Hocevar's avatar
 
Sam Hocevar committed
3
4
 *****************************************************************************
 * Copyright (C) 1998-2001 VideoLAN
5
 * $Id$
Sam Hocevar's avatar
 
Sam Hocevar committed
6
 *
7
 * Authors: Stéphane Borel <stef@via.ecp.fr>
8
 *          Sam Hocevar <sam@zoy.org>
Sam Hocevar's avatar
 
Sam Hocevar committed
9
10
11
12
13
 *
 * 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.
14
 *
Sam Hocevar's avatar
 
Sam Hocevar committed
15
16
17
18
19
 * 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.
 *
Diego Biurrun's avatar
Diego Biurrun committed
20
21
22
 * You should have received a copy of the GNU General Public License along
 * with libdvdcss; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
Sam Hocevar's avatar
 
Sam Hocevar committed
23
24
 *****************************************************************************/

25
26
struct iovec;

Sam Hocevar's avatar
 
Sam Hocevar committed
27
28
29
30
31
32
/*****************************************************************************
 * The libdvdcss structure
 *****************************************************************************/
struct dvdcss_s
{
    /* File descriptor */
33
34
    char * psz_device;
    int    i_fd;
35
    int    i_read_fd;
36
    int    i_pos;
Sam Hocevar's avatar
 
Sam Hocevar committed
37

38
39
40
41
42
    /* File handling */
    int ( * pf_seek )  ( dvdcss_t, int );
    int ( * pf_read )  ( dvdcss_t, void *, int );
    int ( * pf_readv ) ( dvdcss_t, struct iovec *, int );

Sam Hocevar's avatar
 
Sam Hocevar committed
43
44
45
    /* Decryption stuff */
    int          i_method;
    css_t        css;
46
47
    int          b_ioctls;
    int          b_scrambled;
Sam Hocevar's avatar
 
Sam Hocevar committed
48
49
    dvd_title_t *p_titles;

50
51
52
53
    /* Key cache directory and pointer to the filename */
    char   psz_cachefile[PATH_MAX];
    char * psz_block;

Sam Hocevar's avatar
 
Sam Hocevar committed
54
    /* Error management */
55
56
57
    char * psz_error;
    int    b_errors;
    int    b_debug;
Sam Hocevar's avatar
 
Sam Hocevar committed
58

59
#ifdef WIN32
60
    int    b_file;
61
62
63
64
    char * p_readv_buffer;
    int    i_readv_buf_size;
#endif

KO Myung-Hun's avatar
KO Myung-Hun committed
65
#if !defined(WIN32) && !defined(SYS_OS2)
66
    int    i_raw_fd;
Sam Hocevar's avatar
 
Sam Hocevar committed
67
68
69
70
71
72
73
74
75
76
77
78
79
#endif
};

/*****************************************************************************
 * libdvdcss method: used like init flags
 *****************************************************************************/
#define DVDCSS_METHOD_KEY        0
#define DVDCSS_METHOD_DISC       1
#define DVDCSS_METHOD_TITLE      2

/*****************************************************************************
 * Functions used across the library
 *****************************************************************************/
80
#define print_error(dvdcss,msg) _print_error(dvdcss,msg)
81
82
83
84
85
86
87
88
89
90
91
92
93
#if defined( _MSC_VER )
#include <stdarg.h>
__forceinline void print_debug(dvdcss_t dvdcss, const char *msg,...)
{
	va_list args;

    fprintf( stderr, "libdvdcss debug: " );
	va_start( args, msg );
    vfprintf( stderr, msg, args );
	va_end( args );
    fprintf( stderr, "\n" );
}
#else
94
95
96
97
98
99
100
#define print_debug(dvdcss,msg,args...) \
    if( dvdcss->b_debug ) \
    { \
        fprintf( stderr, "libdvdcss debug: " ); \
        fprintf( stderr, msg, ##args ); \
        fprintf( stderr, "\n" ); \
    }
101
#endif
102
103

void _print_error ( dvdcss_t, char * );
Sam Hocevar's avatar
 
Sam Hocevar committed
104