MPlayer-specific changes to libdvdcss

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14862 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 596 insertions, 0 deletions

diff --git a/libmpdvdkit2/libdvdcss_changes.diff b/libmpdvdkit2/libdvdcss_changes.diff
new file mode 100644
index 0000000000..2d87f819d1
--- /dev/null
+++ b/libmpdvdkit2/libdvdcss_changes.diff
@@ -0,0 +1,596 @@
+--- bsdi_ioctl.c	2003-03-10 00:34:10.000000000 +0100
++++ bsdi_ioctl.c	2005-03-01 07:41:41.000000000 +0100
+@@ -4,6 +4,10 @@
+  * Hacked version of the linux cdrom.c kernel module - everything except the
+  * DVD handling ripped out and the rest rewritten to use raw SCSI commands
+  * on BSD/OS 4.2 (but should work with earlier versions as well).
++ *
++ * Modified for use with MPlayer, changes contained in libdvdcss_changes.diff.
++ * detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
++ * $Id$
+ */
+ 
+ #include <sys/types.h>
+@@ -694,7 +698,7 @@
+ 	struct	cdrom_tocentry entry;
+ 	int	ret, i;
+ 
+-	bzero(tracks, sizeof (*tracks));
++	memset(tracks, 0, sizeof (*tracks));
+ 	ret = cdrom_ioctl(fd, CDROMREADTOCHDR, &header);
+ /*
+  * This whole business is a crock anyhow so we don't bother distinguishing
+--- common.h	2003-06-13 19:33:35.000000000 +0200
++++ common.h	2005-03-01 07:41:41.000000000 +0100
+@@ -3,7 +3,10 @@
+  * Collection of useful common types and macros definitions
+  *****************************************************************************
+  * Copyright (C) 1998, 1999, 2000 VideoLAN
+- * $Id$
++ *
++ * Modified for use with MPlayer, changes contained in libdvdcss_changes.diff.
++ * detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
++ * $Id$
+  *
+  * Authors: Samuel Hocevar <sam@via.ecp.fr>
+  *          Vincent Seguin <seguin@via.ecp.fr>
+@@ -27,21 +30,10 @@
+ /*****************************************************************************
+  * Basic types definitions
+  *****************************************************************************/
+-#if defined( HAVE_STDINT_H )
+-#   include <stdint.h>
+-#elif defined( HAVE_INTTYPES_H )
+-#   include <inttypes.h>
+-#elif defined( SYS_CYGWIN )
+-#   include <sys/types.h>
+-    /* Cygwin only defines half of these... */
+-    typedef u_int8_t            uint8_t;
+-    typedef u_int32_t           uint32_t;
+-#else
+-    /* Fallback types (very x86-centric, sorry) */
+-    typedef unsigned char       uint8_t;
+-    typedef signed char         int8_t;
+-    typedef unsigned int        uint32_t;
+-    typedef signed int          int32_t;
++#include <inttypes.h>
++
++#ifdef __CYGWIN__
++#define SYS_CYGWIN
+ #endif
+ 
+ #if defined( WIN32 )
+--- css.c	2003-07-29 01:37:06.000000000 +0200
++++ css.c	2005-03-01 07:41:41.000000000 +0100
+@@ -2,7 +2,10 @@
+  * css.c: Functions for DVD authentication and descrambling
+  *****************************************************************************
+  * Copyright (C) 1999-2001 VideoLAN
+- * $Id$
++ *
++ * Modified for use with MPlayer, changes contained in libdvdcss_changes.diff.
++ * detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
++ * $Id$
+  *
+  * Author: Stéphane Borel <stef@via.ecp.fr>
+  *         Håkan Hjort <d95hjort@dtek.chalmers.se>
+@@ -40,19 +43,11 @@
+ #include <string.h>
+ #include <sys/types.h>
+ #include <sys/stat.h>
+-#ifdef HAVE_SYS_PARAM_H
+-#   include <sys/param.h>
+-#endif
+-#ifdef HAVE_UNISTD_H
+-#   include <unistd.h>
+-#endif
+ #include <fcntl.h>
++#include <unistd.h>
++#include <limits.h>
+ 
+-#ifdef HAVE_LIMITS_H
+-#   include <limits.h>
+-#endif
+-
+-#include "dvdcss/dvdcss.h"
++#include "dvdcss.h"
+ 
+ #include "common.h"
+ #include "css.h"
+--- device.c	2003-07-29 01:37:06.000000000 +0200
++++ device.c	2005-03-01 07:41:41.000000000 +0100
+@@ -2,7 +2,10 @@
+  * device.h: DVD device access
+  *****************************************************************************
+  * Copyright (C) 1998-2002 VideoLAN
+- * $Id$
++ *
++ * Modified for use with MPlayer, changes contained in libdvdcss_changes.diff.
++ * detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
++ * $Id$
+  *
+  * Authors: Stéphane Borel <stef@via.ecp.fr>
+  *          Samuel Hocevar <sam@zoy.org>
+@@ -33,18 +36,9 @@
+ #include <string.h>
+ #include <sys/types.h>
+ #include <sys/stat.h>
+-#ifdef HAVE_SYS_PARAM_H
+-#   include <sys/param.h>
+-#endif
+ #include <fcntl.h>
+-
+-#ifdef HAVE_UNISTD_H
+-#   include <unistd.h>
+-#endif
+-
+-#ifdef HAVE_LIMITS_H
+-#   include <limits.h>
+-#endif
++#include <unistd.h>
++#include <limits.h>
+ 
+ #if defined( WIN32 ) && !defined( SYS_CYGWIN )
+ #   include <io.h>                                                 /* read() */
+@@ -52,7 +46,7 @@
+ #   include <sys/uio.h>                                      /* struct iovec */
+ #endif
+ 
+-#include "dvdcss/dvdcss.h"
++#include "dvdcss.h"
+ 
+ #include "common.h"
+ #include "css.h"
+@@ -143,8 +137,11 @@
+     _dvdcss_debug( dvdcss, psz_debug );
+ 
+ #if defined( WIN32 )
+-    /* If device is not "X:", we are actually opening a file. */
+-    dvdcss->b_file = !psz_device[0] || psz_device[1] != ':' || psz_device[2];
++    dvdcss->b_file = 1;
++    /* If device is "X:" or "X:\", we are not actually opening a file. */
++    if (psz_device[0] && psz_device[1] == ':' &&
++       (!psz_device[2] || (psz_device[2] == '\\' && !psz_device[3])))
++        dvdcss->b_file = 0;
+ 
+     /* Initialize readv temporary buffer */
+     dvdcss->p_readv_buffer   = NULL;
+--- error.c	2003-03-10 01:15:31.000000000 +0100
++++ error.c	2005-03-01 07:41:41.000000000 +0100
+@@ -2,7 +2,10 @@
+  * error.c: error management functions
+  *****************************************************************************
+  * Copyright (C) 1998-2002 VideoLAN
+- * $Id$
++ *
++ * Modified for use with MPlayer, changes contained in libdvdcss_changes.diff.
++ * detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
++ * $Id$
+  *
+  * Author: Samuel Hocevar <sam@zoy.org>
+  *
+@@ -25,16 +28,9 @@
+ 
+ #include <stdio.h>
+ #include <stdlib.h>
++#include <limits.h>
+ 
+-#ifdef HAVE_SYS_PARAM_H
+-#   include <sys/param.h>
+-#endif
+-
+-#ifdef HAVE_LIMITS_H
+-#   include <limits.h>
+-#endif
+-
+-#include "dvdcss/dvdcss.h"
++#include "dvdcss.h"
+ 
+ #include "common.h"
+ #include "css.h"
+--- ioctl.c	2003-03-10 00:34:10.000000000 +0100
++++ ioctl.c	2005-03-01 07:41:41.000000000 +0100
+@@ -2,7 +2,10 @@
+  * ioctl.c: DVD ioctl replacement function
+  *****************************************************************************
+  * Copyright (C) 1999-2001 VideoLAN
+- * $Id$
++ *
++ * Modified for use with MPlayer, changes contained in libdvdcss_changes.diff.
++ * detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
++ * $Id$
+  *
+  * Authors: Markus Kuespert <ltlBeBoy@beosmail.com>
+  *          Samuel Hocevar <sam@zoy.org>
+@@ -76,6 +79,7 @@
+ #   include <sys/scsi.h>
+ #endif
+ #ifdef SOLARIS_USCSI
++#   include <dlfcn.h>
+ #   include <unistd.h>
+ #   include <stropts.h>
+ #   include <sys/scsi/scsi_types.h>
+@@ -112,6 +116,7 @@
+  *****************************************************************************/
+ #if defined( SOLARIS_USCSI )
+ static void SolarisInitUSCSI( struct uscsi_cmd *p_sc, int i_type );
++static int SolarisSendUSCSI( int fd, struct uscsi_cmd *p_sc );
+ #endif
+ 
+ /*****************************************************************************
+@@ -192,7 +197,7 @@
+     rs_cdb.cdb_opaque[ 6 ] = i_layer;
+     rs_cdb.cdb_opaque[ 7 ] = DVD_STRUCT_COPYRIGHT;
+ 
+-    i_ret = ioctl(i_fd, USCSICMD, &sc);
++    i_ret = SolarisSendUSCSI(i_fd, &sc);
+ 
+     if( i_ret < 0 || sc.uscsi_status ) {
+         i_ret = -1;
+@@ -351,7 +356,7 @@
+     rs_cdb.cdb_opaque[ 7 ] = DVD_STRUCT_DISCKEY;
+     rs_cdb.cdb_opaque[ 10 ] = *pi_agid << 6;
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -513,7 +518,7 @@
+     rs_cdb.cdb_opaque[ 5 ] = ( i_pos       ) & 0xff;
+     rs_cdb.cdb_opaque[ 10 ] = DVD_REPORT_TITLE_KEY | (*pi_agid << 6);
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -665,7 +670,7 @@
+ 
+     rs_cdb.cdb_opaque[ 10 ] = DVD_REPORT_AGID | (*pi_agid << 6);
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -787,7 +792,7 @@
+ 
+     rs_cdb.cdb_opaque[ 10 ] = DVD_REPORT_CHALLENGE | (*pi_agid << 6);
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -921,7 +926,7 @@
+ 
+     rs_cdb.cdb_opaque[ 10 ] = DVD_REPORT_ASF;
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -1054,7 +1059,7 @@
+ 
+     rs_cdb.cdb_opaque[ 10 ] = DVD_REPORT_KEY1 | (*pi_agid << 6);
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -1175,7 +1180,7 @@
+ 
+     rs_cdb.cdb_opaque[ 10 ] = DVD_INVALIDATE_AGID | (*pi_agid << 6);
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -1299,7 +1304,7 @@
+     p_buffer[ 1 ] = 0xe;
+     memcpy( p_buffer + 4, p_challenge, DVD_CHALLENGE_SIZE );
+ 
+-    if( ioctl( i_fd, USCSICMD, &sc ) < 0 || sc.uscsi_status )
++    if( SolarisSendUSCSI( i_fd, &sc ) < 0 || sc.uscsi_status )
+     {
+         return -1;
+     }
+@@ -1436,7 +1441,7 @@
+     p_buffer[ 1 ] = 0xa;
+     memcpy( p_buffer + 4, p_key, DVD_KEY_SIZE );
+ 
+-    if( ioctl( i_fd, USCSICMD, &sc ) < 0 || sc.uscsi_status )
++    if( SolarisSendUSCSI( i_fd, &sc ) < 0 || sc.uscsi_status )
+     {
+         return -1;
+     }
+@@ -1578,7 +1583,7 @@
+ 
+     rs_cdb.cdb_opaque[ 10 ] = DVD_REPORT_RPC;
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -1728,7 +1733,7 @@
+     p_buffer[ 1 ] = 6;
+     p_buffer[ 4 ] = i_pdrc;
+ 
+-    i_ret = ioctl( i_fd, USCSICMD, &sc );
++    i_ret = SolarisSendUSCSI( i_fd, &sc );
+ 
+     if( i_ret < 0 || sc.uscsi_status )
+     {
+@@ -1901,6 +1906,54 @@
+ 
+     USCSI_TIMEOUT( p_sc, 15 );
+ }
++
++/*****************************************************************************
++ * SolarisSendUSCSI: send a USCSICMD structure to the Solaris kernel
++ * for execution
++ *****************************************************************************
++ * When available, this function uses the function smedia_uscsi_cmd()
++ * from solaris' libsmedia library (solaris 9 or newer) to execute the
++ * USCSI command.  smedia_uscsi_cmd() allows USCSI commands for
++ * non-root users on removable media devices on solaris 9; sending the
++ * USCSI command directly to the device using the USCSICMD ioctl fails
++ * with an EPERM error on solaris 9.
++ *
++ * The code will fall back to the USCSICMD ioctl method, when
++ * libsmedia.so is not available or does not export the
++ * smedia_uscsi_cmd() function (on solaris releases upto and including
++ * solaris 8). Fortunatelly, on these old releases non-root users are
++ * allowed to perform USCSICMD ioctls on removable media devices.
++ *****************************************************************************/
++static int SolarisSendUSCSI( int i_fd, struct uscsi_cmd *p_sc ) {
++    void *sm_hdl;
++    static int initialized;
++    static void* (*sm_get_handle)(int32_t);
++    static int (*sm_release_handle)(void*);
++    static int (*sm_uscsi_cmd)(void*, struct uscsi_cmd *);
++
++    if (!initialized)
++    {
++	void *smedia_lib;
++
++	smedia_lib = dlopen("libsmedia.so", RTLD_NOW);
++	if (smedia_lib) {
++	    sm_get_handle = dlsym(smedia_lib, "smedia_get_handle");
++	    sm_release_handle = dlsym(smedia_lib, "smedia_release_handle");
++	    sm_uscsi_cmd = dlsym(smedia_lib, "smedia_uscsi_cmd");
++	}
++	initialized = 1;
++    }
++
++    if (sm_get_handle && sm_uscsi_cmd && sm_release_handle
++	&& (sm_hdl = sm_get_handle(i_fd)))
++    {
++	int i_ret = sm_uscsi_cmd(sm_hdl, p_sc);
++	sm_release_handle(sm_hdl);
++	return i_ret;
++    }
++
++    return ioctl( i_fd, USCSICMD, p_sc );
++}
+ #endif
+ 
+ #if defined( WIN32 )
+--- libdvdcss.c	2003-06-22 16:08:53.000000000 +0200
++++ libdvdcss.c	2005-03-01 07:41:41.000000000 +0100
+@@ -5,7 +5,10 @@
+  *          Håkan Hjort <d95hjort@dtek.chalmers.se>
+  *
+  * Copyright (C) 1998-2002 VideoLAN
+- * $Id$
++ *
++ * Modified for use with MPlayer, changes contained in libdvdcss_changes.diff.
++ * detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
++ * $Id$
+  *
+  * 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
+@@ -22,7 +25,7 @@
+  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111, USA.
+  */
+ 
+-/**
++/*
+  * \mainpage libdvdcss developer documentation
+  *
+  * \section intro Introduction
+@@ -87,10 +90,7 @@
+  *     values. This will speed up descrambling of DVDs which are in the
+  *     cache. The DVDCSS_CACHE directory is created if it does not exist,
+  *     and a subdirectory is created named after the DVD's title or
+- *     manufacturing date. If DVDCSS_CACHE is not set or is empty, \e libdvdcss
+- *     will use the default value which is "${HOME}/.dvdcss/" under Unix and
+- *     "C:\Documents and Settings\$USER\Application Data\dvdcss\" under Win32.
+- *     The special value "off" disables caching.
++ *     manufacturing date.
+  */
+ 
+ /*
+@@ -103,28 +103,12 @@
+ #include <string.h>
+ #include <sys/types.h>
+ #include <sys/stat.h>
+-#ifdef HAVE_SYS_PARAM_H
+-#   include <sys/param.h>
+-#endif
+-#ifdef HAVE_PWD_H
+-#   include <pwd.h>
+-#endif
+ #include <fcntl.h>
+ #include <errno.h>
++#include <unistd.h>
++#include <limits.h>
+ 
+-#ifdef HAVE_UNISTD_H
+-#   include <unistd.h>
+-#endif
+-
+-#ifdef HAVE_LIMITS_H
+-#   include <limits.h>
+-#endif
+-
+-#ifdef HAVE_DIRECT_H
+-#   include <direct.h>
+-#endif
+-
+-#include "dvdcss/dvdcss.h"
++#include "dvdcss.h"
+ 
+ #include "common.h"
+ #include "css.h"
+@@ -132,6 +116,12 @@
+ #include "ioctl.h"
+ #include "device.h"
+ 
++#ifndef HAVE_MPLAYER
++ #include "get_path.c"
++#else
++ extern char * get_path( char * filename );
++#endif
++
+ /**
+  * \brief Symbol for version checks.
+  *
+@@ -234,87 +224,11 @@
+     }
+ 
+     /*
+-     *  If DVDCSS_CACHE was not set, try to guess a default value
+-     */
+-    if( psz_cache == NULL || psz_cache[0] == '\0' )
+-    {
+-#ifdef HAVE_DIRECT_H
+-        typedef HRESULT( WINAPI *SHGETFOLDERPATH )
+-                       ( HWND, int, HANDLE, DWORD, LPTSTR );
+-
+-#   define CSIDL_FLAG_CREATE 0x8000
+-#   define CSIDL_APPDATA 0x1A
+-#   define SHGFP_TYPE_CURRENT 0
+-
+-        char psz_home[MAX_PATH];
+-        HINSTANCE p_dll;
+-        SHGETFOLDERPATH p_getpath;
+-
+-        *psz_home = '\0';
+-
+-        /* Load the shfolder dll to retrieve SHGetFolderPath */
+-        p_dll = LoadLibrary( "shfolder.dll" );
+-        if( p_dll )
+-        {
+-            p_getpath = (void*)GetProcAddress( p_dll, "SHGetFolderPathA" );
+-            if( p_getpath )
+-            {
+-                /* Get the "Application Data" folder for the current user */
+-                if( p_getpath( NULL, CSIDL_APPDATA | CSIDL_FLAG_CREATE,
+-                               NULL, SHGFP_TYPE_CURRENT, psz_home ) == S_OK )
+-                {
+-                    FreeLibrary( p_dll );
+-                }
+-                else
+-                {
+-                    *psz_home = '\0';
+-                }
+-            }
+-            FreeLibrary( p_dll );
+-        }
+-
+-        /* Cache our keys in
+-         * C:\Documents and Settings\$USER\Application Data\dvdcss\ */
+-        if( *psz_home )
+-        {
+-            snprintf( psz_buffer, PATH_MAX, "%s/dvdcss", psz_home );
+-            psz_buffer[PATH_MAX-1] = '\0';
+-            psz_cache = psz_buffer;
+-        }
+-#else
+-        char *psz_home = NULL;
+-#   ifdef HAVE_PWD_H
+-        struct passwd *p_pwd;
+-
+-        /* Try looking in password file for home dir. */
+-        p_pwd = getpwuid(getuid());
+-        if( p_pwd )
+-        {
+-            psz_home = p_pwd->pw_dir;
+-        }
+-#   endif
+-
+-        if( psz_home == NULL )
+-        {
+-            psz_home = getenv( "HOME" );
+-        }
+-
+-        /* Cache our keys in ${HOME}/.dvdcss/ */
+-        if( psz_home )
+-        {
+-            snprintf( psz_buffer, PATH_MAX, "%s/.dvdcss", psz_home );
+-            psz_buffer[PATH_MAX-1] = '\0';
+-            psz_cache = psz_buffer;
+-        }
+-#endif
+-    }
+-
+-    /*
+      *  Find cache dir from the DVDCSS_CACHE environment variable
+      */
+     if( psz_cache != NULL )
+     {
+-        if( psz_cache[0] == '\0' || !strcmp( psz_cache, "off" ) )
++        if( psz_cache[0] == '\0' )
+         {
+             psz_cache = NULL;
+         }
+@@ -325,6 +239,7 @@
+             psz_cache = NULL;
+         }
+     }
++    else psz_cache = get_path( "DVDKeys" );
+ 
+     /*
+      *  Open device
+@@ -465,9 +380,10 @@
+             dvdcss->psz_cachefile[0] = '\0';
+             goto nocache;
+         }
++        i += sprintf( dvdcss->psz_cachefile + i, "/");
+ 
+-        i += sprintf( dvdcss->psz_cachefile + i, "/%s#%s", psz_title,
+-                      psz_serial );
++//        i += sprintf( dvdcss->psz_cachefile + i, "/%s", psz_data );
++	i += sprintf( dvdcss->psz_cachefile + i, "/%s#%s", psz_title, psz_serial );
+ #if !defined( WIN32 ) || defined( SYS_CYGWIN )
+         i_ret = mkdir( dvdcss->psz_cachefile, 0755 );
+ #else
+--- dvdcss/dvdcss.h	2003-04-18 20:05:36.000000000 +0200
++++ dvdcss.h	2005-03-01 07:41:41.000000000 +0100
+@@ -10,7 +10,10 @@
+ 
+ /*
+  * Copyright (C) 1998-2002 VideoLAN
+- * $Id$
++ *
++ * Modified for use with MPlayer, changes contained in libdvdcss_changes.diff.
++ * detailed CVS changelog at http://www.mplayerhq.hu/cgi-bin/cvsweb.cgi/main/
++ * $Id$
+  *
+  * 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
+@@ -67,6 +70,8 @@
+  */
+ 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 );