path: root/libmpdvdkit2/libdvdcss_changes.diff

--- bsdi_ioctl.c	2003-03-10 00:34:10.000000000 +0100
+++ bsdi_ioctl.c	2005-03-01 07:41:41.000000000 +0100
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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
@@ -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 );