diff --git a/modules/demux/mkv/Modules.am b/modules/demux/mkv/Modules.am index 759425e253a0a616b2e401c11010a691a294aab9..e20283f1cc608887244a9d399df5d1b86be01096 100644 --- a/modules/demux/mkv/Modules.am +++ b/modules/demux/mkv/Modules.am @@ -7,6 +7,6 @@ SOURCES_mkv = mkv.hpp mkv.cpp \ chapters.hpp chapters.cpp \ chapter_command.hpp chapter_command.cpp \ stream_io_callback.hpp stream_io_callback.cpp \ - ../mp4/libmp4.c ../mp4/drms.c \ + ../mp4/libmp4.c \ ../vobsub.h diff --git a/modules/demux/mp4/Modules.am b/modules/demux/mp4/Modules.am index 17fdb736e872d50eb418d0ad70b3b70d9d822f36..e9fa0b713eb32d1648a4706b9087350371e3d100 100644 --- a/modules/demux/mp4/Modules.am +++ b/modules/demux/mp4/Modules.am @@ -2,9 +2,6 @@ SOURCES_mp4 = \ mp4.c \ libmp4.c \ libmp4.h \ - drms.c \ - drms.h \ - drmstables.h \ id3genres.h \ $(NULL) diff --git a/modules/demux/mp4/drms.c b/modules/demux/mp4/drms.c deleted file mode 100644 index af32fca142ca9d430e863c475da54cb564d40385..0000000000000000000000000000000000000000 --- a/modules/demux/mp4/drms.c +++ /dev/null @@ -1,1809 +0,0 @@ -/***************************************************************************** - * drms.c: DRMS - ***************************************************************************** - * Copyright (C) 2004 the VideoLAN team - * $Id$ - * - * Authors: Jon Lech Johansen <jon-vl@nanocrew.net> - * Sam Hocevar <sam@zoy.org> - * - * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. - *****************************************************************************/ - -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif - -/* In Solaris (and perhaps others) PATH_MAX is in limits.h. */ -#include <limits.h> -#ifdef WIN32 -# include <io.h> -# if !defined( UNDER_CE ) -# include <direct.h> -# endif -# include <tchar.h> -# include <shlobj.h> -# include <windows.h> -#else -# include <stdio.h> -#endif -#include <errno.h> -#include <sys/types.h> -#include <sys/stat.h> - -#include <vlc_common.h> -#include <vlc_md5.h> -#include "libmp4.h" -#include <vlc_fs.h> -#ifdef __APPLE__ -#include "TargetConditionals.h" -#ifndef TARGET_OS_IPHONE -#define HAVE_MACOS_IOKIT -#endif -#endif - -#ifdef HAVE_MACOS_IOKIT -# include <mach/mach.h> -# include <IOKit/IOKitLib.h> -# include <CoreFoundation/CFNumber.h> -#endif - -#include "drms.h" -#include "drmstables.h" - -#if !defined( UNDER_CE ) -/***************************************************************************** - * aes_s: AES keys structure - ***************************************************************************** - * This structure stores a set of keys usable for encryption and decryption - * with the AES/Rijndael algorithm. - *****************************************************************************/ -struct aes_s -{ - uint32_t pp_enc_keys[ AES_KEY_COUNT + 1 ][ 4 ]; - uint32_t pp_dec_keys[ AES_KEY_COUNT + 1 ][ 4 ]; -}; - -#define Digest DigestMD5 - -/***************************************************************************** - * shuffle_s: shuffle structure - ***************************************************************************** - * This structure stores the static information needed to shuffle data using - * a custom algorithm. - *****************************************************************************/ -struct shuffle_s -{ - uint32_t i_version; - uint32_t p_commands[ 20 ]; - uint32_t p_bordel[ 16 ]; -}; - -#define SWAP( a, b ) { (a) ^= (b); (b) ^= (a); (a) ^= (b); } - -/***************************************************************************** - * drms_s: DRMS structure - ***************************************************************************** - * This structure stores the static information needed to decrypt DRMS data. - *****************************************************************************/ -struct drms_s -{ - uint32_t i_user; - uint32_t i_key; - uint8_t p_iviv[ 16 ]; - uint8_t *p_name; - - uint32_t p_key[ 4 ]; - struct aes_s aes; - - char psz_homedir[ PATH_MAX ]; -}; - -/***************************************************************************** - * Local prototypes - *****************************************************************************/ -static void InitAES ( struct aes_s *, uint32_t * ); -static void DecryptAES ( struct aes_s *, uint32_t *, const uint32_t * ); - -static void InitShuffle ( struct shuffle_s *, uint32_t *, uint32_t ); -static void DoShuffle ( struct shuffle_s *, uint32_t *, uint32_t ); - -static uint32_t FirstPass ( uint32_t * ); -static void SecondPass ( uint32_t *, uint32_t ); -static void ThirdPass ( uint32_t * ); -static void FourthPass ( uint32_t * ); -static void TinyShuffle1 ( uint32_t * ); -static void TinyShuffle2 ( uint32_t * ); -static void TinyShuffle3 ( uint32_t * ); -static void TinyShuffle4 ( uint32_t * ); -static void TinyShuffle5 ( uint32_t * ); -static void TinyShuffle6 ( uint32_t * ); -static void TinyShuffle7 ( uint32_t * ); -static void TinyShuffle8 ( uint32_t * ); -static void DoExtShuffle ( uint32_t * ); - -static int GetSystemKey ( uint32_t *, bool ); -static int WriteUserKey ( void *, uint32_t * ); -static int ReadUserKey ( void *, uint32_t * ); -static int GetUserKey ( void *, uint32_t * ); - -static int GetSCIData ( char *, uint32_t **, uint32_t * ); -static int HashSystemInfo ( uint32_t * ); -static int GetiPodID ( int64_t * ); - -#ifdef WORDS_BIGENDIAN -/***************************************************************************** - * Reverse: reverse byte order - *****************************************************************************/ -static inline void Reverse( uint32_t *p_buffer, int n ) -{ - int i; - - for( i = 0; i < n; i++ ) - { - p_buffer[ i ] = GetDWLE(&p_buffer[ i ]); - } -} -# define REVERSE( p, n ) Reverse( p, n ) -#else -# define REVERSE( p, n ) -#endif - -/***************************************************************************** - * BlockXOR: XOR two 128 bit blocks - *****************************************************************************/ -static inline void BlockXOR( uint32_t *p_dest, uint32_t *p_s1, uint32_t *p_s2 ) -{ - int i; - - for( i = 0; i < 4; i++ ) - { - p_dest[ i ] = p_s1[ i ] ^ p_s2[ i ]; - } -} - -/***************************************************************************** - * drms_alloc: allocate a DRMS structure - *****************************************************************************/ -void *drms_alloc( const char *psz_homedir ) -{ - struct drms_s *p_drms; - - p_drms = calloc( 1, sizeof(struct drms_s) ); - if( !p_drms ) - return NULL; - - strncpy( p_drms->psz_homedir, psz_homedir, PATH_MAX ); - p_drms->psz_homedir[ PATH_MAX - 1 ] = '\0'; - - return (void *)p_drms; -} - -/***************************************************************************** - * drms_free: free a previously allocated DRMS structure - *****************************************************************************/ -void drms_free( void *_p_drms ) -{ - struct drms_s *p_drms = (struct drms_s *)_p_drms; - - free( (void *)p_drms->p_name ); - free( p_drms ); -} - -/***************************************************************************** - * drms_decrypt: unscramble a chunk of data - *****************************************************************************/ -void drms_decrypt( void *_p_drms, uint32_t *p_buffer, uint32_t i_bytes, uint32_t *p_key ) -{ - struct drms_s *p_drms = (struct drms_s *)_p_drms; - uint32_t p_key_buf[ 4 ]; - unsigned int i_blocks; - - /* AES is a block cypher, round down the byte count */ - i_blocks = i_bytes / 16; - i_bytes = i_blocks * 16; - - /* Initialise the key */ - if( !p_key ) - { - p_key = p_key_buf; - memcpy( p_key, p_drms->p_key, 16 ); - } - - /* Unscramble */ - while( i_blocks-- ) - { - uint32_t p_tmp[ 4 ]; - - REVERSE( p_buffer, 4 ); - DecryptAES( &p_drms->aes, p_tmp, p_buffer ); - BlockXOR( p_tmp, p_key, p_tmp ); - - /* Use the previous scrambled data as the key for next block */ - memcpy( p_key, p_buffer, 16 ); - - /* Copy unscrambled data back to the buffer */ - memcpy( p_buffer, p_tmp, 16 ); - REVERSE( p_buffer, 4 ); - - p_buffer += 4; - } -} - -/***************************************************************************** - * drms_get_p_key: copy the p_key into user buffer - ****************************************************************************/ -void drms_get_p_key( void *_p_drms, uint32_t *p_key ) -{ - struct drms_s *p_drms = (struct drms_s *)_p_drms; - - memcpy( p_key, p_drms->p_key, 16 ); -} - -/***************************************************************************** - * drms_init: initialise a DRMS structure - ***************************************************************************** - * Return values: - * 0: success - * -1: unimplemented - * -2: invalid argument - * -3: could not get system key - * -4: could not get SCI data - * -5: no user key found in SCI data - * -6: invalid user key - *****************************************************************************/ -int drms_init( void *_p_drms, uint32_t i_type, - uint8_t *p_info, uint32_t i_len ) -{ - struct drms_s *p_drms = (struct drms_s *)_p_drms; - int i_ret = 0; - - switch( i_type ) - { - case ATOM_user: - if( i_len < sizeof(p_drms->i_user) ) - { - i_ret = -2; - break; - } - - p_drms->i_user = U32_AT( p_info ); - break; - - case ATOM_key: - if( i_len < sizeof(p_drms->i_key) ) - { - i_ret = -2; - break; - } - - p_drms->i_key = U32_AT( p_info ); - break; - - case ATOM_iviv: - if( i_len < sizeof(p_drms->p_key) ) - { - i_ret = -2; - break; - } - - memcpy( p_drms->p_iviv, p_info, 16 ); - break; - - case ATOM_name: - p_drms->p_name = (uint8_t*) strdup( (char *)p_info ); - - if( p_drms->p_name == NULL ) - { - i_ret = -2; - } - break; - - case ATOM_priv: - { - uint32_t p_priv[ 64 ]; - struct md5_s md5; - - if( i_len < 64 || p_drms->p_name == NULL ) - { - i_ret = -2; - break; - } - - InitMD5( &md5 ); - AddMD5( &md5, p_drms->p_name, strlen( (char *)p_drms->p_name ) ); - AddMD5( &md5, p_drms->p_iviv, 16 ); - EndMD5( &md5 ); - - if( p_drms->i_user == 0 && p_drms->i_key == 0 ) - { - static const char p_secret[] = "tr1-th3n.y00_by3"; - memcpy( p_drms->p_key, p_secret, 16 ); - REVERSE( p_drms->p_key, 4 ); - } - else - { - i_ret = GetUserKey( p_drms, p_drms->p_key ); - if( i_ret ) - { - break; - } - } - - InitAES( &p_drms->aes, p_drms->p_key ); - - memcpy( p_priv, p_info, 64 ); - memcpy( p_drms->p_key, md5.buf, 16 ); - drms_decrypt( p_drms, p_priv, 64, NULL ); - REVERSE( p_priv, 64 ); - - if( p_priv[ 0 ] != 0x6e757469 ) /* itun */ - { - i_ret = -6; - break; - } - - InitAES( &p_drms->aes, p_priv + 6 ); - memcpy( p_drms->p_key, p_priv + 12, 16 ); - - free( (void *)p_drms->p_name ); - p_drms->p_name = NULL; - } - break; - } - - return i_ret; -} - -/* The following functions are local */ - -/***************************************************************************** - * InitAES: initialise AES/Rijndael encryption/decryption tables - ***************************************************************************** - * The Advanced Encryption Standard (AES) is described in RFC 3268 - *****************************************************************************/ -static void InitAES( struct aes_s *p_aes, uint32_t *p_key ) -{ - unsigned int i, t; - uint32_t i_key, i_seed; - - memset( p_aes->pp_enc_keys[1], 0, 16 ); - memcpy( p_aes->pp_enc_keys[0], p_key, 16 ); - - /* Generate the key tables */ - i_seed = p_aes->pp_enc_keys[ 0 ][ 3 ]; - - for( i_key = 0; i_key < AES_KEY_COUNT; i_key++ ) - { - uint32_t j; - - i_seed = AES_ROR( i_seed, 8 ); - - j = p_aes_table[ i_key ]; - - j ^= p_aes_encrypt[ (i_seed >> 24) & 0xff ] - ^ AES_ROR( p_aes_encrypt[ (i_seed >> 16) & 0xff ], 8 ) - ^ AES_ROR( p_aes_encrypt[ (i_seed >> 8) & 0xff ], 16 ) - ^ AES_ROR( p_aes_encrypt[ i_seed & 0xff ], 24 ); - - j ^= p_aes->pp_enc_keys[ i_key ][ 0 ]; - p_aes->pp_enc_keys[ i_key + 1 ][ 0 ] = j; - j ^= p_aes->pp_enc_keys[ i_key ][ 1 ]; - p_aes->pp_enc_keys[ i_key + 1 ][ 1 ] = j; - j ^= p_aes->pp_enc_keys[ i_key ][ 2 ]; - p_aes->pp_enc_keys[ i_key + 1 ][ 2 ] = j; - j ^= p_aes->pp_enc_keys[ i_key ][ 3 ]; - p_aes->pp_enc_keys[ i_key + 1 ][ 3 ] = j; - - i_seed = j; - } - - memcpy( p_aes->pp_dec_keys[ 0 ], - p_aes->pp_enc_keys[ 0 ], 16 ); - - for( i = 1; i < AES_KEY_COUNT; i++ ) - { - for( t = 0; t < 4; t++ ) - { - uint32_t j, k, l, m, n; - - j = p_aes->pp_enc_keys[ i ][ t ]; - - k = (((j >> 7) & 0x01010101) * 27) ^ ((j & 0xff7f7f7f) << 1); - l = (((k >> 7) & 0x01010101) * 27) ^ ((k & 0xff7f7f7f) << 1); - m = (((l >> 7) & 0x01010101) * 27) ^ ((l & 0xff7f7f7f) << 1); - - j ^= m; - - n = AES_ROR( l ^ j, 16 ) ^ AES_ROR( k ^ j, 8 ) ^ AES_ROR( j, 24 ); - - p_aes->pp_dec_keys[ i ][ t ] = k ^ l ^ m ^ n; - } - } -} - -/***************************************************************************** - * DecryptAES: decrypt an AES/Rijndael 128 bit block - *****************************************************************************/ -static void DecryptAES( struct aes_s *p_aes, - uint32_t *p_dest, const uint32_t *p_src ) -{ - uint32_t p_wtxt[ 4 ]; /* Working cyphertext */ - uint32_t p_tmp[ 4 ]; - unsigned int i_round, t; - - for( t = 0; t < 4; t++ ) - { - /* FIXME: are there any endianness issues here? */ - p_wtxt[ t ] = p_src[ t ] ^ p_aes->pp_enc_keys[ AES_KEY_COUNT ][ t ]; - } - - /* Rounds 0 - 8 */ - for( i_round = 0; i_round < (AES_KEY_COUNT - 1); i_round++ ) - { - for( t = 0; t < 4; t++ ) - { - p_tmp[ t ] = AES_XOR_ROR( p_aes_itable, p_wtxt ); - } - - for( t = 0; t < 4; t++ ) - { - p_wtxt[ t ] = p_tmp[ t ] - ^ p_aes->pp_dec_keys[ (AES_KEY_COUNT - 1) - i_round ][ t ]; - } - } - - /* Final round (9) */ - for( t = 0; t < 4; t++ ) - { - p_dest[ t ] = AES_XOR_ROR( p_aes_decrypt, p_wtxt ); - p_dest[ t ] ^= p_aes->pp_dec_keys[ 0 ][ t ]; - } -} - -/***************************************************************************** - * InitShuffle: initialise a shuffle structure - ***************************************************************************** - * This function initialises tables in the p_shuffle structure that will be - * used later by DoShuffle. The only external parameter is p_sys_key. - *****************************************************************************/ -static void InitShuffle( struct shuffle_s *p_shuffle, uint32_t *p_sys_key, - uint32_t i_version ) -{ - char p_secret1[] = "Tv!*"; - static const char p_secret2[] = "____v8rhvsaAvOKM____FfUH%798=[;." - "____f8677680a634____ba87fnOIf)(*"; - unsigned int i; - - p_shuffle->i_version = i_version; - - /* Fill p_commands using the key and a secret seed */ - for( i = 0; i < 20; i++ ) - { - struct md5_s md5; - int32_t i_hash; - - InitMD5( &md5 ); - AddMD5( &md5, (const uint8_t *)p_sys_key, 16 ); - AddMD5( &md5, (const uint8_t *)p_secret1, 4 ); - EndMD5( &md5 ); - - p_secret1[ 3 ]++; - - REVERSE( (void *)md5.buf, 1 ); /* FIXME */ - i_hash = ((int32_t)U32_AT(md5.buf)) % 1024; - - p_shuffle->p_commands[ i ] = i_hash < 0 ? i_hash * -1 : i_hash; - } - - /* Fill p_bordel with completely meaningless initial values. */ - memcpy( p_shuffle->p_bordel, p_secret2, 64 ); - for( i = 0; i < 4; i++ ) - { - p_shuffle->p_bordel[ 4 * i ] = U32_AT(p_sys_key + i); - REVERSE( p_shuffle->p_bordel + 4 * i + 1, 3 ); - } -} - -/***************************************************************************** - * DoShuffle: shuffle buffer - ***************************************************************************** - * This is so ugly and uses so many MD5 checksums that it is most certainly - * one-way, though why it needs to be so complicated is beyond me. - *****************************************************************************/ -static void DoShuffle( struct shuffle_s *p_shuffle, - uint32_t *p_buffer, uint32_t i_size ) -{ - struct md5_s md5; - uint32_t p_big_bordel[ 16 ]; - uint32_t *p_bordel = p_shuffle->p_bordel; - unsigned int i; - - static const uint32_t p_secret3[] = - { - 0xAAAAAAAA, 0x01757700, 0x00554580, 0x01724500, 0x00424580, - 0x01427700, 0x00000080, 0xC1D59D01, 0x80144981, 0x815C8901, - 0x80544981, 0x81D45D01, 0x00000080, 0x81A3BB03, 0x00A2AA82, - 0x01A3BB03, 0x0022A282, 0x813BA202, 0x00000080, 0x6D575737, - 0x4A5275A5, 0x6D525725, 0x4A5254A5, 0x6B725437, 0x00000080, - 0xD5DDB938, 0x5455A092, 0x5D95A013, 0x4415A192, 0xC5DD393A, - 0x00000080, 0x55555555 - }; - static const uint32_t i_secret3 = sizeof(p_secret3)/sizeof(p_secret3[0]); - - static const char p_secret4[] = - "pbclevtug (p) Nccyr Pbzchgre, Vap. Nyy Evtugf Erfreirq."; - static const uint32_t i_secret4 = sizeof(p_secret4)/sizeof(p_secret4[0]); /* It include the terminal '\0' */ - - /* Using the MD5 hash of a memory block is probably not one-way enough - * for the iTunes people. This function randomises p_bordel depending on - * the values in p_commands to make things even more messy in p_bordel. */ - for( i = 0; i < 20; i++ ) - { - uint8_t i_command, i_index; - - if( !p_shuffle->p_commands[ i ] ) - { - continue; - } - - i_command = (p_shuffle->p_commands[ i ] & 0x300) >> 8; - i_index = p_shuffle->p_commands[ i ] & 0xff; - - switch( i_command ) - { - case 0x3: - p_bordel[ i_index & 0xf ] = p_bordel[ i_index >> 4 ] - + p_bordel[ ((i_index + 0x10) >> 4) & 0xf ]; - break; - case 0x2: - p_bordel[ i_index >> 4 ] ^= p_shuffle_xor[ 0xff - i_index ]; - break; - case 0x1: - p_bordel[ i_index >> 4 ] -= p_shuffle_sub[ 0xff - i_index ]; - break; - default: - p_bordel[ i_index >> 4 ] += p_shuffle_add[ 0xff - i_index ]; - break; - } - } - - if( p_shuffle->i_version == 0x01000300 ) - { - DoExtShuffle( p_bordel ); - } - - /* Convert our newly randomised p_bordel to big endianness and take - * its MD5 hash. */ - InitMD5( &md5 ); - for( i = 0; i < 16; i++ ) - { - p_big_bordel[ i ] = U32_AT(p_bordel + i); - } - AddMD5( &md5, (const uint8_t *)p_big_bordel, 64 ); - if( p_shuffle->i_version == 0x01000300 ) - { - uint32_t p_tmp3[i_secret3]; - char p_tmp4[i_secret4]; - - memcpy( p_tmp3, p_secret3, sizeof(p_secret3) ); - REVERSE( p_tmp3, i_secret3 ); - -#define ROT13(c) (((c)>='A'&&(c)<='Z')?(((c)-'A'+13)%26)+'A':\ - ((c)>='a'&&(c)<='z')?(((c)-'a'+13)%26)+'a':c) - for( uint32_t i = 0; i < i_secret4; i++ ) - p_tmp4[i] = ROT13( p_secret4[i] ); -#undef ROT13 - - AddMD5( &md5, (const uint8_t *)p_tmp3, sizeof(p_secret3) ); - AddMD5( &md5, (const uint8_t *)p_tmp4, i_secret4 ); - } - EndMD5( &md5 ); - - /* XOR our buffer with the computed checksum */ - for( i = 0; i < i_size; i++ ) - { - p_buffer[ i ] ^= U32_AT(md5.buf + (4 * i)); - } -} - -/***************************************************************************** - * DoExtShuffle: extended shuffle - ***************************************************************************** - * This is even uglier. - *****************************************************************************/ -static void DoExtShuffle( uint32_t * p_bordel ) -{ - uint32_t i_ret; - - i_ret = FirstPass( p_bordel ); - - SecondPass( p_bordel, i_ret ); - - ThirdPass( p_bordel ); - - FourthPass( p_bordel ); -} - -static uint32_t FirstPass( uint32_t * p_bordel ) -{ - uint32_t i, i_cmd, i_ret = 5; - - TinyShuffle1( p_bordel ); - - for( ; ; ) - { - for( ; ; ) - { - p_bordel[ 1 ] += 0x10000000; - p_bordel[ 3 ] += 0x12777; - - if( (p_bordel[ 10 ] & 1) && i_ret ) - { - i_ret--; - p_bordel[ 1 ] -= p_bordel[ 2 ]; - p_bordel[ 11 ] += p_bordel[ 12 ]; - break; - } - - if( (p_bordel[ 1 ] + p_bordel[ 2 ]) >= 0x7D0 ) - { - switch( ((p_bordel[ 3 ] ^ 0x567F) >> 2) & 7 ) - { - case 0: - for( i = 0; i < 3; i++ ) - { - if( p_bordel[ i + 10 ] > 0x4E20 ) - { - p_bordel[ i + 1 ] += p_bordel[ i + 2 ]; - } - } - break; - case 4: - p_bordel[ 1 ] -= p_bordel[ 2 ]; - /* no break */ - case 3: - p_bordel[ 11 ] += p_bordel[ 12 ]; - break; - case 6: - p_bordel[ 3 ] ^= p_bordel[ 4 ]; - /* no break */ - case 8: - p_bordel[ 13 ] &= p_bordel[ 14 ]; - /* no break */ - case 1: - p_bordel[ 0 ] |= p_bordel[ 1 ]; - if( i_ret ) - { - return i_ret; - } - break; - } - - break; - } - } - - for( i = 0, i_cmd = 0; i < 16; i++ ) - { - if( p_bordel[ i ] < p_bordel[ i_cmd ] ) - { - i_cmd = i; - } - } - - if( i_ret && i_cmd != 5 ) - { - i_ret--; - } - else - { - if( i_cmd == 5 ) - { - p_bordel[ 8 ] &= p_bordel[ 6 ] >> 1; - p_bordel[ 3 ] <<= 1; - } - - for( i = 0; i < 3; i++ ) - { - p_bordel[ 11 ] += 1; - if( p_bordel[ 11 ] & 5 ) - { - p_bordel[ 8 ] += p_bordel[ 9 ]; - } - else if( i_ret ) - { - i_ret--; - i_cmd = 3; - goto break2; - } - } - - i_cmd = (p_bordel[ 15 ] + 0x93) >> 3; - if( p_bordel[ 15 ] & 0x100 ) - { - i_cmd ^= 0xDEAD; - } - } - - switch( i_cmd & 3 ) - { - case 0: - while( p_bordel[ 11 ] & 1 ) - { - p_bordel[ 11 ] >>= 1; - p_bordel[ 12 ] += 1; - } - /* no break */ - case 2: - p_bordel[ 14 ] -= 0x19FE; - break; - case 3: - if( i_ret ) - { - i_ret--; - p_bordel[ 5 ] += 5; - continue; - } - break; - } - - i_cmd = ((p_bordel[ 3 ] + p_bordel[ 4 ] + 10) >> 1) - p_bordel[ 4 ]; - break; - } -break2: - - switch( i_cmd & 3 ) - { - case 0: - p_bordel[ 14 ] >>= 1; - break; - case 1: - p_bordel[ 5 ] <<= 2; - break; - case 2: - p_bordel[ 12 ] |= 5; - break; - case 3: - p_bordel[ 15 ] &= 0x55; - if( i_ret ) - { - p_bordel[ 2 ] &= 0xB62FC; - return i_ret; - } - break; - } - - TinyShuffle2( p_bordel ); - - return i_ret; -} - -static void SecondPass( uint32_t * p_bordel, uint32_t i_tmp ) -{ - uint32_t i, i_cmd, i_jc = 5; - - TinyShuffle3( p_bordel ); - - for( i = 0, i_cmd = 0; i < 16; i++ ) - { - if( p_bordel[ i ] > p_bordel[ i_cmd ] ) - { - i_cmd = i; - } - } - - switch( i_cmd ) - { - case 0: - if( p_bordel[ 1 ] < p_bordel[ 8 ] ) - { - p_bordel[ 5 ] += 1; - } - break; - case 4: - if( (p_bordel[ 9 ] & 0x7777) == 0x3333 ) - { - p_bordel[ 5 ] -= 1; - } - else - { - i_jc--; - if( p_bordel[ 1 ] < p_bordel[ 8 ] ) - { - p_bordel[ 5 ] += 1; - } - break; - } - /* no break */ - case 7: - p_bordel[ 2 ] -= 1; - p_bordel[ 1 ] -= p_bordel[ 5 ]; - for( i = 0; i < 3; i++ ) - { - switch( p_bordel[ 1 ] & 3 ) - { - case 0: - p_bordel[ 1 ] += 1; - /* no break */ - case 1: - p_bordel[ 3 ] -= 8; - break; - case 2: - p_bordel[ 13 ] &= 0xFEFEFEF7; - break; - case 3: - p_bordel[ 8 ] |= 0x80080011; - break; - } - } - return; - case 10: - p_bordel[ 4 ] -= 1; - p_bordel[ 5 ] += 1; - p_bordel[ 6 ] -= 1; - p_bordel[ 7 ] += 1; - break; - default: - p_bordel[ 15 ] ^= 0x18547EFF; - break; - } - - for( i = 3; i--; ) - { - switch( ( p_bordel[ 12 ] + p_bordel[ 13 ] + p_bordel[ 6 ] ) % 5 ) - { - case 0: - p_bordel[ 12 ] -= 1; - /* no break */ - case 1: - p_bordel[ 12 ] -= 1; - p_bordel[ 13 ] += 1; - break; - case 2: - p_bordel[ 13 ] += 4; - /* no break */ - case 3: - p_bordel[ 12 ] -= 1; - break; - case 4: - i_jc--; - p_bordel[ 5 ] += 1; - p_bordel[ 6 ] -= 1; - p_bordel[ 7 ] += 1; - i = 3; /* Restart the whole loop */ - break; - } - } - - TinyShuffle4( p_bordel ); - - for( ; ; ) - { - TinyShuffle5( p_bordel ); - - switch( ( p_bordel[ 2 ] * 2 + 15 ) % 5 ) - { - case 0: - if( ( p_bordel[ 3 ] + i_tmp ) <= - ( p_bordel[ 1 ] + p_bordel[ 15 ] ) ) - { - p_bordel[ 3 ] += 1; - } - break; - case 4: - p_bordel[ 10 ] -= 0x13; - break; - case 3: - p_bordel[ 5 ] >>= 2; - break; - } - - if( !( p_bordel[ 2 ] & 1 ) || i_jc == 0 ) - { - break; - } - - i_jc--; - p_bordel[ 2 ] += 0x13; - p_bordel[ 12 ] += 1; - } - - p_bordel[ 2 ] &= 0x10076000; -} - -static void ThirdPass( uint32_t * p_bordel ) -{ - uint32_t i_cmd; - - i_cmd = ((p_bordel[ 7 ] + p_bordel[ 14 ] + 10) >> 1) - p_bordel[ 14 ]; - i_cmd = i_cmd % 10; - - switch( i_cmd ) - { - case 0: - p_bordel[ 1 ] <<= 1; - p_bordel[ 2 ] <<= 2; - p_bordel[ 3 ] <<= 3; - break; - case 6: - p_bordel[ i_cmd + 3 ] &= 0x5EDE36B; - p_bordel[ 5 ] += p_bordel[ 8 ]; - p_bordel[ 4 ] += p_bordel[ 7 ]; - p_bordel[ 3 ] += p_bordel[ 6 ]; - p_bordel[ 2 ] += p_bordel[ 5 ]; - /* no break */ - case 2: - p_bordel[ 1 ] += p_bordel[ 4 ]; - p_bordel[ 0 ] += p_bordel[ 3 ]; - TinyShuffle6( p_bordel ); - return; /* jc = 4 */ - case 3: - if( (p_bordel[ 11 ] & p_bordel[ 2 ]) > 0x211B ) - { - p_bordel[ 6 ] += 1; - } - break; - case 4: - p_bordel[ 7 ] += 1; - /* no break */ - case 5: - p_bordel[ 9 ] ^= p_bordel[ 2 ]; - break; - case 7: - p_bordel[ 2 ] ^= (p_bordel[ 1 ] & p_bordel[ 13 ]); - break; - case 8: - p_bordel[ 0 ] -= p_bordel[ 11 ] & p_bordel[ 15 ]; - return; /* jc = 4 */ - case 9: - p_bordel[ 6 ] >>= (p_bordel[ 14 ] & 3); - break; - } - - SWAP( p_bordel[ 0 ], p_bordel[ 10 ] ); - - TinyShuffle6( p_bordel ); - - return; /* jc = 5 */ -} - -static void FourthPass( uint32_t * p_bordel ) -{ - uint32_t i, j; - - TinyShuffle7( p_bordel ); - - switch( p_bordel[ 5 ] % 5) - { - case 0: - p_bordel[ 0 ] += 1; - break; - case 2: - p_bordel[ 11 ] ^= (p_bordel[ 3 ] + p_bordel[ 6 ] + p_bordel[ 8 ]); - break; - case 3: - for( i = 4; i < 15 && (p_bordel[ i ] & 5) == 0; i++ ) - { - SWAP( p_bordel[ i ], p_bordel[ 15 - i ] ); - } - break; - case 4: - p_bordel[ 12 ] -= 1; - p_bordel[ 13 ] += 1; - p_bordel[ 2 ] -= 0x64; - p_bordel[ 3 ] += 0x64; - TinyShuffle8( p_bordel ); - return; - } - - for( i = 0, j = 0; i < 16; i++ ) - { - if( p_bordel[ i ] > p_bordel[ j ] ) - { - j = i; - } - } - - switch( p_bordel[ j ] % 100 ) - { - case 0: - SWAP( p_bordel[ 0 ], p_bordel[ j ] ); - break; - case 8: - p_bordel[ 1 ] >>= 1; - p_bordel[ 2 ] <<= 1; - p_bordel[ 14 ] >>= 3; - p_bordel[ 15 ] <<= 4; - break; - case 57: - p_bordel[ j ] += p_bordel[ 13 ]; - break; - case 76: - p_bordel[ 1 ] += 0x20E; - p_bordel[ 5 ] += 0x223D; - p_bordel[ 13 ] -= 0x576; - p_bordel[ 15 ] += 0x576; - return; - case 91: - p_bordel[ 2 ] -= 0x64; - p_bordel[ 3 ] += 0x64; - p_bordel[ 12 ] -= 1; - p_bordel[ 13 ] += 1; - break; - case 99: - p_bordel[ 0 ] += 1; - p_bordel[ j ] += p_bordel[ 13 ]; - break; - } - - TinyShuffle8( p_bordel ); -} - -/***************************************************************************** - * TinyShuffle[12345678]: tiny shuffle subroutines - ***************************************************************************** - * These standalone functions are little helpers for the shuffling process. - *****************************************************************************/ -static void TinyShuffle1( uint32_t * p_bordel ) -{ - uint32_t i_cmd = (p_bordel[ 5 ] + 10) >> 2; - - if( p_bordel[ 5 ] > 0x7D0 ) - { - i_cmd -= 0x305; - } - - switch( i_cmd & 3 ) - { - case 0: - p_bordel[ 5 ] += 5; - break; - case 1: - p_bordel[ 4 ] -= 1; - break; - case 2: - if( p_bordel[ 4 ] & 5 ) - { - p_bordel[ 1 ] ^= 0x4D; - } - /* no break */ - case 3: - p_bordel[ 12 ] += 5; - break; - } -} - -static void TinyShuffle2( uint32_t * p_bordel ) -{ - uint32_t i, j; - - for( i = 0, j = 0; i < 16; i++ ) - { - if( (p_bordel[ i ] & 0x777) > (p_bordel[ j ] & 0x777) ) - { - j = i; - } - } - - if( j > 5 ) - { - for( ; j < 15; j++ ) - { - p_bordel[ j ] += p_bordel[ j + 1 ]; - } - } - else - { - p_bordel[ 2 ] &= 0xB62FC; - } -} - -static void TinyShuffle3( uint32_t * p_bordel ) -{ - uint32_t i_cmd = p_bordel[ 6 ] + 0x194B; - - if( p_bordel[ 6 ] > 0x2710 ) - { - i_cmd >>= 1; - } - - switch( i_cmd & 3 ) - { - case 1: - p_bordel[ 3 ] += 0x19FE; - break; - case 2: - p_bordel[ 7 ] -= p_bordel[ 3 ] >> 2; - /* no break */ - case 0: - p_bordel[ 5 ] ^= 0x248A; - break; - } -} - -static void TinyShuffle4( uint32_t * p_bordel ) -{ - uint32_t i, j; - - for( i = 0, j = 0; i < 16; i++ ) - { - if( p_bordel[ i ] < p_bordel[ j ] ) - { - j = i; - } - } - - if( (p_bordel[ j ] % (j + 1)) > 10 ) - { - p_bordel[ 1 ] -= 1; - p_bordel[ 2 ] += 0x13; - p_bordel[ 12 ] += 1; - } -} - -static void TinyShuffle5( uint32_t * p_bordel ) -{ - uint32_t i; - - p_bordel[ 2 ] &= 0x7F3F; - - for( i = 0; i < 5; i++ ) - { - switch( ( p_bordel[ 2 ] + 10 + i ) % 5 ) - { - case 0: - p_bordel[ 12 ] &= p_bordel[ 2 ]; - /* no break */ - case 1: - p_bordel[ 3 ] ^= p_bordel[ 15 ]; - break; - case 2: - p_bordel[ 15 ] += 0x576; - /* no break */ - case 3: - p_bordel[ 7 ] -= 0x2D; - /* no break */ - case 4: - p_bordel[ 1 ] <<= 1; - break; - } - } -} - -static void TinyShuffle6( uint32_t * p_bordel ) -{ - uint32_t i, j; - - for( i = 0; i < 8; i++ ) - { - j = p_bordel[ 3 ] & 0x7514 ? 5 : 7; - SWAP( p_bordel[ i ], p_bordel[ i + j ] ); - } -} - -static void TinyShuffle7( uint32_t * p_bordel ) -{ - uint32_t i; - - i = (((p_bordel[ 9 ] + p_bordel[ 15 ] + 12) >> 2) - p_bordel[ 4 ]) & 7; - - while( i-- ) - { - SWAP( p_bordel[ i ], p_bordel[ i + 3 ] ); - } - - SWAP( p_bordel[ 1 ], p_bordel[ 10 ] ); -} - -static void TinyShuffle8( uint32_t * p_bordel ) -{ - uint32_t i; - - i = (p_bordel[ 0 ] & p_bordel[ 6 ]) & 0xF; - - switch( p_bordel[ i ] % 1000 ) - { - case 7: - if( (p_bordel[ i ] & 0x777) > (p_bordel[ 7 ] & 0x5555) ) - { - p_bordel[ i ] ^= p_bordel[ 5 ] & p_bordel[ 3 ]; - } - break; - case 19: - p_bordel[ 15 ] &= 0x5555; - break; - case 93: - p_bordel[ i ] ^= p_bordel[ 15 ]; - break; - case 100: - SWAP( p_bordel[ 0 ], p_bordel[ 3 ] ); - SWAP( p_bordel[ 1 ], p_bordel[ 6 ] ); - SWAP( p_bordel[ 3 ], p_bordel[ 6 ] ); - SWAP( p_bordel[ 4 ], p_bordel[ 9 ] ); - SWAP( p_bordel[ 5 ], p_bordel[ 8 ] ); - SWAP( p_bordel[ 6 ], p_bordel[ 7 ] ); - SWAP( p_bordel[ 13 ], p_bordel[ 14 ] ); - break; - case 329: - p_bordel[ i ] += p_bordel[ 1 ] ^ 0x80080011; - p_bordel[ i ] += p_bordel[ 2 ] ^ 0xBEEFDEAD; - p_bordel[ i ] += p_bordel[ 3 ] ^ 0x8765F444; - p_bordel[ i ] += p_bordel[ 4 ] ^ 0x78145326; - break; - case 567: - p_bordel[ 12 ] -= p_bordel[ i ]; - p_bordel[ 13 ] += p_bordel[ i ]; - break; - case 612: - p_bordel[ i ] += p_bordel[ 1 ]; - p_bordel[ i ] -= p_bordel[ 7 ]; - p_bordel[ i ] -= p_bordel[ 8 ]; - p_bordel[ i ] += p_bordel[ 9 ]; - p_bordel[ i ] += p_bordel[ 13 ]; - break; - case 754: - i = __MIN( i, 12 ); - p_bordel[ i + 1 ] >>= 1; - p_bordel[ i + 2 ] <<= 4; - p_bordel[ i + 3 ] >>= 3; - break; - case 777: - p_bordel[ 1 ] += 0x20E; - p_bordel[ 5 ] += 0x223D; - p_bordel[ 13 ] -= 0x576; - p_bordel[ 15 ] += 0x576; - break; - case 981: - if( (p_bordel[ i ] ^ 0x8765F441) < 0x2710 ) - { - SWAP( p_bordel[ 0 ], p_bordel[ 1 ] ); - } - else - { - SWAP( p_bordel[ 1 ], p_bordel[ 11 ] ); - } - break; - } -} - -/***************************************************************************** - * GetSystemKey: get the system key - ***************************************************************************** - * Compute the system key from various system information, see HashSystemInfo. - *****************************************************************************/ -static int GetSystemKey( uint32_t *p_sys_key, bool b_ipod ) -{ - static const char p_secret5[ 8 ] = "YuaFlafu"; - static const char p_secret6[ 8 ] = "zPif98ga"; - struct md5_s md5; - int64_t i_ipod_id; - uint32_t p_system_hash[ 4 ]; - - /* Compute the MD5 hash of our system info */ - if( ( !b_ipod && HashSystemInfo( p_system_hash ) ) || - ( b_ipod && GetiPodID( &i_ipod_id ) ) ) - { - return -1; - } - - /* Combine our system info hash with additional secret data. The resulting - * MD5 hash will be our system key. */ - InitMD5( &md5 ); - AddMD5( &md5, (const uint8_t*)p_secret5, 8 ); - - if( !b_ipod ) - { - AddMD5( &md5, (const uint8_t *)p_system_hash, 6 ); - AddMD5( &md5, (const uint8_t *)p_system_hash, 6 ); - AddMD5( &md5, (const uint8_t *)p_system_hash, 6 ); - AddMD5( &md5, (const uint8_t *)p_secret6, 8 ); - } - else - { - i_ipod_id = U64_AT(&i_ipod_id); - AddMD5( &md5, (const uint8_t *)&i_ipod_id, sizeof(i_ipod_id) ); - AddMD5( &md5, (const uint8_t *)&i_ipod_id, sizeof(i_ipod_id) ); - AddMD5( &md5, (const uint8_t *)&i_ipod_id, sizeof(i_ipod_id) ); - } - - EndMD5( &md5 ); - - memcpy( p_sys_key, md5.buf, 16 ); - - return 0; -} - -#ifdef WIN32 -# define DRMS_DIRNAME "drms" -#else -# define DRMS_DIRNAME ".drms" -#endif - -/***************************************************************************** - * WriteUserKey: write the user key to hard disk - ***************************************************************************** - * Write the user key to the hard disk so that it can be reused later or used - * on operating systems other than Win32. - *****************************************************************************/ -static int WriteUserKey( void *_p_drms, uint32_t *p_user_key ) -{ - struct drms_s *p_drms = (struct drms_s *)_p_drms; - FILE *file; - int i_ret = -1; - char psz_path[ PATH_MAX ]; - - snprintf( psz_path, PATH_MAX - 1, - "%s/" DRMS_DIRNAME, p_drms->psz_homedir ); - -#if defined( WIN32 ) - if( !mkdir( psz_path ) || errno == EEXIST ) -#else - if( !mkdir( psz_path, 0755 ) || errno == EEXIST ) -#endif - { - snprintf( psz_path, PATH_MAX - 1, "%s/" DRMS_DIRNAME "/%08X.%03d", - p_drms->psz_homedir, p_drms->i_user, p_drms->i_key ); - - file = vlc_fopen( psz_path, "wb" ); - if( file != NULL ) - { - i_ret = fwrite( p_user_key, sizeof(uint32_t), - 4, file ) == 4 ? 0 : -1; - fclose( file ); - } - } - - return i_ret; -} - -/***************************************************************************** - * ReadUserKey: read the user key from hard disk - ***************************************************************************** - * Retrieve the user key from the hard disk if available. - *****************************************************************************/ -static int ReadUserKey( void *_p_drms, uint32_t *p_user_key ) -{ - struct drms_s *p_drms = (struct drms_s *)_p_drms; - FILE *file; - int i_ret = -1; - char psz_path[ PATH_MAX ]; - - snprintf( psz_path, PATH_MAX - 1, - "%s/" DRMS_DIRNAME "/%08X.%03d", p_drms->psz_homedir, - p_drms->i_user, p_drms->i_key ); - - file = vlc_fopen( psz_path, "rb" ); - if( file != NULL ) - { - i_ret = fread( p_user_key, sizeof(uint32_t), - 4, file ) == 4 ? 0 : -1; - fclose( file ); - } - - return i_ret; -} - -/***************************************************************************** - * GetUserKey: get the user key - ***************************************************************************** - * Retrieve the user key from the hard disk if available, otherwise generate - * it from the system key. If the key could be successfully generated, write - * it to the hard disk for future use. - *****************************************************************************/ -static int GetUserKey( void *_p_drms, uint32_t *p_user_key ) -{ - static const char p_secret7[] = "mUfnpognadfgf873"; - struct drms_s *p_drms = (struct drms_s *)_p_drms; - struct aes_s aes; - struct shuffle_s shuffle; - uint32_t i, y; - uint32_t *p_sci_data = NULL; - uint32_t i_user, i_key; - uint32_t p_sys_key[ 4 ]; - uint32_t i_sci_size = 0, i_blocks, i_remaining; - uint32_t *p_sci0, *p_sci1, *p_buffer; - uint32_t p_sci_key[ 4 ]; - char *psz_ipod; - int i_ret = -5; - - if( ReadUserKey( p_drms, p_user_key ) == 0 ) - { - REVERSE( p_user_key, 4 ); - return 0; - } - - psz_ipod = getenv( "IPOD" ); - - if( GetSystemKey( p_sys_key, psz_ipod ? true : false ) ) - { - return -3; - } - - if( GetSCIData( psz_ipod, &p_sci_data, &i_sci_size ) ) - { - return -4; - } - - /* Phase 1: unscramble the SCI data using the system key and shuffle - * it using DoShuffle(). */ - - /* Skip the first 4 bytes (some sort of header). Decrypt the rest. */ - i_blocks = (i_sci_size - 4) / 16; - i_remaining = (i_sci_size - 4) - (i_blocks * 16); - p_buffer = p_sci_data + 1; - - /* Decrypt and shuffle our data at the same time */ - InitAES( &aes, p_sys_key ); - REVERSE( p_sys_key, 4 ); - REVERSE( p_sci_data, 1 ); - InitShuffle( &shuffle, p_sys_key, p_sci_data[ 0 ] ); - - memcpy( p_sci_key, p_secret7, 16 ); - REVERSE( p_sci_key, 4 ); - - while( i_blocks-- ) - { - uint32_t p_tmp[ 4 ]; - - REVERSE( p_buffer, 4 ); - DecryptAES( &aes, p_tmp, p_buffer ); - BlockXOR( p_tmp, p_sci_key, p_tmp ); - - /* Use the previous scrambled data as the key for next block */ - memcpy( p_sci_key, p_buffer, 16 ); - - /* Shuffle the decrypted data using a custom routine */ - DoShuffle( &shuffle, p_tmp, 4 ); - - /* Copy this block back to p_buffer */ - memcpy( p_buffer, p_tmp, 16 ); - - p_buffer += 4; - } - - if( i_remaining >= 4 ) - { - REVERSE( p_buffer, i_remaining / 4 ); - DoShuffle( &shuffle, p_buffer, i_remaining / 4 ); - } - - /* Phase 2: look for the user key in the generated data. I must admit I - * do not understand what is going on here, because it almost - * looks like we are browsing data that makes sense, even though - * the DoShuffle() part made it completely meaningless. */ - - y = 0; - REVERSE( p_sci_data + 5, 1 ); - i = U32_AT( p_sci_data + 5 ); - i_sci_size -= 22 * sizeof(uint32_t); - p_sci1 = p_sci_data + 22; - p_sci0 = NULL; - - while( i_sci_size >= 20 && i > 0 ) - { - if( p_sci0 == NULL ) - { - i_sci_size -= 18 * sizeof(uint32_t); - if( i_sci_size < 20 ) - { - break; - } - - p_sci0 = p_sci1; - REVERSE( p_sci1 + 17, 1 ); - y = U32_AT( p_sci1 + 17 ); - p_sci1 += 18; - } - - if( !y ) - { - i--; - p_sci0 = NULL; - continue; - } - - i_user = U32_AT( p_sci0 ); - i_key = U32_AT( p_sci1 ); - REVERSE( &i_user, 1 ); - REVERSE( &i_key, 1 ); - if( i_user == p_drms->i_user && ( ( i_key == p_drms->i_key ) || - ( !p_drms->i_key && ( p_sci1 == (p_sci0 + 18) ) ) ) ) - { - memcpy( p_user_key, p_sci1 + 1, 16 ); - REVERSE( p_sci1 + 1, 4 ); - WriteUserKey( p_drms, p_sci1 + 1 ); - i_ret = 0; - break; - } - - y--; - p_sci1 += 5; - i_sci_size -= 5 * sizeof(uint32_t); - } - - free( p_sci_data ); - - return i_ret; -} - -/***************************************************************************** - * GetSCIData: get SCI data from "SC Info.sidb" - ***************************************************************************** - * Read SCI data from "\Apple Computer\iTunes\SC Info\SC Info.sidb" - *****************************************************************************/ -static int GetSCIData( char *psz_ipod, uint32_t **pp_sci, - uint32_t *pi_sci_size ) -{ - FILE *file; - char *psz_path = NULL; - char p_tmp[ 4 * PATH_MAX ]; - int i_ret = -1; - - if( psz_ipod == NULL ) - { -#ifdef WIN32 - const char *SCIfile = - "\\Apple Computer\\iTunes\\SC Info\\SC Info.sidb"; - strncpy( p_tmp, config_GetConfDir(), sizeof(p_tmp) - 1 ); - if( strlen( p_tmp ) + strlen( SCIfile ) >= PATH_MAX ) - return -1; - strcat(p_tmp, SCIfile); - p_tmp[sizeof( p_tmp ) - 1] = '\0'; - psz_path = p_tmp; -#endif - } - else - { -#define ISCINFO "iSCInfo" - if( strstr( psz_ipod, ISCINFO ) == NULL ) - { - snprintf( p_tmp, sizeof(p_tmp) - 1, - "%s/iPod_Control/iTunes/" ISCINFO "2", psz_ipod ); - psz_path = p_tmp; - } - else - { - psz_path = psz_ipod; - } - } - - if( psz_path == NULL ) - { - return -1; - } - - file = vlc_fopen( psz_path, "rb" ); - if( file != NULL ) - { - struct stat st; - - if( !fstat( fileno( file ), &st ) && st.st_size >= 4 ) - { - *pp_sci = malloc( st.st_size ); - if( *pp_sci != NULL ) - { - if( fread( *pp_sci, 1, st.st_size, - file ) == (size_t)st.st_size ) - { - *pi_sci_size = st.st_size; - i_ret = 0; - } - else - { - free( (void *)*pp_sci ); - *pp_sci = NULL; - } - } - } - - fclose( file ); - } - - return i_ret; -} - -/***************************************************************************** - * HashSystemInfo: hash system information - ***************************************************************************** - * This function computes the MD5 hash of the C: hard drive serial number, - * BIOS version, CPU type and Windows version. - *****************************************************************************/ -static int HashSystemInfo( uint32_t *p_system_hash ) -{ - struct md5_s md5; - int i_ret = 0; - -#ifdef WIN32 - HKEY i_key; - unsigned int i; - DWORD i_size; - DWORD i_serial; - LPBYTE p_reg_buf; - - static const LPCTSTR p_reg_keys[ 3 ][ 2 ] = - { - { - _T("HARDWARE\\DESCRIPTION\\System"), - _T("SystemBiosVersion") - }, - - { - _T("HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0"), - _T("ProcessorNameString") - }, - - { - _T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion"), - _T("ProductId") - } - }; - - InitMD5( &md5 ); - - AddMD5( &md5, "cache-control", 13 ); - AddMD5( &md5, "Ethernet", 8 ); - - GetVolumeInformation( _T("C:\\"), NULL, 0, &i_serial, - NULL, NULL, NULL, 0 ); - AddMD5( &md5, (const uint8_t *)&i_serial, 4 ); - - for( i = 0; i < sizeof(p_reg_keys) / sizeof(p_reg_keys[ 0 ]); i++ ) - { - if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, p_reg_keys[ i ][ 0 ], - 0, KEY_READ, &i_key ) != ERROR_SUCCESS ) - { - continue; - } - - if( RegQueryValueEx( i_key, p_reg_keys[ i ][ 1 ], - NULL, NULL, NULL, &i_size ) != ERROR_SUCCESS ) - { - RegCloseKey( i_key ); - continue; - } - - p_reg_buf = malloc( i_size ); - - if( p_reg_buf != NULL ) - { - if( RegQueryValueEx( i_key, p_reg_keys[ i ][ 1 ], - NULL, NULL, p_reg_buf, - &i_size ) == ERROR_SUCCESS ) - { - AddMD5( &md5, (const uint8_t *)p_reg_buf, i_size ); - } - - free( p_reg_buf ); - } - - RegCloseKey( i_key ); - } - -#else - InitMD5( &md5 ); - i_ret = -1; -#endif - - EndMD5( &md5 ); - memcpy( p_system_hash, md5.buf, 16 ); - - return i_ret; -} - -/***************************************************************************** - * GetiPodID: Get iPod ID - ***************************************************************************** - * This function gets the iPod ID. - *****************************************************************************/ -static int GetiPodID( int64_t *p_ipod_id ) -{ - int i_ret = -1; - -#define PROD_NAME "iPod" -#define VENDOR_NAME "Apple Computer, Inc." - - char *psz_ipod_id = getenv( "IPODID" ); - if( psz_ipod_id != NULL ) - { - *p_ipod_id = strtoll( psz_ipod_id, NULL, 16 ); - return 0; - } - -#ifdef HAVE_MACOS_IOKIT - CFTypeRef value; - mach_port_t port; - io_object_t device; - io_iterator_t iterator; - CFMutableDictionaryRef match_dic; - CFMutableDictionaryRef smatch_dic; - - if( IOMasterPort( MACH_PORT_NULL, &port ) == KERN_SUCCESS ) - { - smatch_dic = IOServiceMatching( "IOFireWireUnit" ); - match_dic = CFDictionaryCreateMutable( kCFAllocatorDefault, 0, - &kCFTypeDictionaryKeyCallBacks, - &kCFTypeDictionaryValueCallBacks ); - - if( smatch_dic != NULL && match_dic != NULL ) - { - CFDictionarySetValue( smatch_dic, - CFSTR("FireWire Vendor Name"), - CFSTR(VENDOR_NAME) ); - CFDictionarySetValue( smatch_dic, - CFSTR("FireWire Product Name"), - CFSTR(PROD_NAME) ); - - CFDictionarySetValue( match_dic, - CFSTR(kIOPropertyMatchKey), - smatch_dic ); - CFRelease( smatch_dic ); - - if( IOServiceGetMatchingServices( port, match_dic, - &iterator ) == KERN_SUCCESS ) - { - while( ( device = IOIteratorNext( iterator ) ) != 0 ) - { - value = IORegistryEntryCreateCFProperty( device, - CFSTR("GUID"), kCFAllocatorDefault, kNilOptions ); - - if( value != NULL ) - { - if( CFGetTypeID( value ) == CFNumberGetTypeID() ) - { - int64_t i_ipod_id; - CFNumberGetValue( (CFNumberRef)value, - kCFNumberLongLongType, - &i_ipod_id ); - *p_ipod_id = i_ipod_id; - i_ret = 0; - } - - CFRelease( value ); - } - - IOObjectRelease( device ); - - if( !i_ret ) break; - } - - IOObjectRelease( iterator ); - } - } - else - { - if( match_dic ) - CFRelease( match_dic ); - if( smatch_dic ) - CFRelease( smatch_dic ); - } - - - mach_port_deallocate( mach_task_self(), port ); - } -#endif - - return i_ret; -} - -#else /* !defined( UNDER_CE ) */ - -void *drms_alloc( const char *psz_homedir ){ return NULL; } -void drms_free( void *a ){} -void drms_decrypt( void *a, uint32_t *b, uint32_t c, uint32_t *k ){} -void drms_get_p_key( void *p_drms, uint32_t *p_key ){} -int drms_init( void *a, uint32_t b, uint8_t *c, uint32_t d ){ return -1; } - -#endif /* defined( UNDER_CE ) */ diff --git a/modules/demux/mp4/drms.h b/modules/demux/mp4/drms.h deleted file mode 100644 index 44018462af6d622dce59a39259da9374a436173d..0000000000000000000000000000000000000000 --- a/modules/demux/mp4/drms.h +++ /dev/null @@ -1,35 +0,0 @@ -/***************************************************************************** - * drms.h : DRMS - ***************************************************************************** - * Copyright (C) 2004 the VideoLAN team - * $Id$ - * - * Author: Jon Lech Johansen <jon-vl@nanocrew.net> - * - * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. - *****************************************************************************/ - -#ifndef _VLC_DRMS_H -#define _VLC_DRMS_H 1 - -extern void *drms_alloc( const char *psz_homedir ); -extern void drms_free( void *p_drms ); -extern int drms_init( void *p_drms, uint32_t i_type, - uint8_t *p_info, uint32_t i_len ); -extern void drms_decrypt( void *p_drms, uint32_t *p_buffer, - uint32_t i_len, uint32_t *p_key ); -extern void drms_get_p_key( void *p_drms, uint32_t *p_key ); - -#endif diff --git a/modules/demux/mp4/drmstables.h b/modules/demux/mp4/drmstables.h deleted file mode 100644 index 027af26bdb4447f6c1ac255145f1bb4688e00cd2..0000000000000000000000000000000000000000 --- a/modules/demux/mp4/drmstables.h +++ /dev/null @@ -1,299 +0,0 @@ -/***************************************************************************** - * drmstables.h : AES/Rijndael block cipher and miscellaneous tables - ***************************************************************************** - * Copyright (C) 2004, 2006 the VideoLAN team - * $Id$ - * - * Author: Jon Lech Johansen <jon-vl@nanocrew.net> - * - * 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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA. - *****************************************************************************/ - -/***************************************************************************** - * p_aes_table, p_aes_encrypt, p_aes_itable, p_aes_decrypt: AES tables - ***************************************************************************** - * The following tables and macros are used for the AES (Rijndael) cypher. - *****************************************************************************/ -#define AES_ROR( x, n ) (((x) << (32-(n))) | ((x) >> (n))) - -#define AES_XOR_ROR( p_table, p_tmp ) \ - ( p_table[ (p_tmp[ t > 2 ? t - 3 : t + 1 ] >> 24) & 0xFF ] \ - ^ AES_ROR( p_table[ (p_tmp[ t > 1 ? t - 2 : t + 2 ] >> 16) & 0xFF ], 8 ) \ - ^ AES_ROR( p_table[ (p_tmp[ t > 0 ? t - 1 : t + 3 ] >> 8) & 0xFF ], 16 ) \ - ^ AES_ROR( p_table[ p_tmp[ t ] & 0xFF ], 24 ) ) - -#define AES_KEY_COUNT 10 - -static uint32_t const p_aes_table[ AES_KEY_COUNT ] = -{ - 0x00000001, 0x00000002, 0x00000004, 0x00000008, 0x00000010, 0x00000020, - 0x00000040, 0x00000080, 0x0000001b, 0x00000036 -}; - -static uint32_t const p_aes_encrypt[ 256 ] = -{ - 0x63000000, 0x7c000000, 0x77000000, 0x7b000000, 0xf2000000, 0x6b000000, - 0x6f000000, 0xc5000000, 0x30000000, 0x01000000, 0x67000000, 0x2b000000, - 0xfe000000, 0xd7000000, 0xab000000, 0x76000000, 0xca000000, 0x82000000, - 0xc9000000, 0x7d000000, 0xfa000000, 0x59000000, 0x47000000, 0xf0000000, - 0xad000000, 0xd4000000, 0xa2000000, 0xaf000000, 0x9c000000, 0xa4000000, - 0x72000000, 0xc0000000, 0xb7000000, 0xfd000000, 0x93000000, 0x26000000, - 0x36000000, 0x3f000000, 0xf7000000, 0xcc000000, 0x34000000, 0xa5000000, - 0xe5000000, 0xf1000000, 0x71000000, 0xd8000000, 0x31000000, 0x15000000, - 0x04000000, 0xc7000000, 0x23000000, 0xc3000000, 0x18000000, 0x96000000, - 0x05000000, 0x9a000000, 0x07000000, 0x12000000, 0x80000000, 0xe2000000, - 0xeb000000, 0x27000000, 0xb2000000, 0x75000000, 0x09000000, 0x83000000, - 0x2c000000, 0x1a000000, 0x1b000000, 0x6e000000, 0x5a000000, 0xa0000000, - 0x52000000, 0x3b000000, 0xd6000000, 0xb3000000, 0x29000000, 0xe3000000, - 0x2f000000, 0x84000000, 0x53000000, 0xd1000000, 0x00000000, 0xed000000, - 0x20000000, 0xfc000000, 0xb1000000, 0x5b000000, 0x6a000000, 0xcb000000, - 0xbe000000, 0x39000000, 0x4a000000, 0x4c000000, 0x58000000, 0xcf000000, - 0xd0000000, 0xef000000, 0xaa000000, 0xfb000000, 0x43000000, 0x4d000000, - 0x33000000, 0x85000000, 0x45000000, 0xf9000000, 0x02000000, 0x7f000000, - 0x50000000, 0x3c000000, 0x9f000000, 0xa8000000, 0x51000000, 0xa3000000, - 0x40000000, 0x8f000000, 0x92000000, 0x9d000000, 0x38000000, 0xf5000000, - 0xbc000000, 0xb6000000, 0xda000000, 0x21000000, 0x10000000, 0xff000000, - 0xf3000000, 0xd2000000, 0xcd000000, 0x0c000000, 0x13000000, 0xec000000, - 0x5f000000, 0x97000000, 0x44000000, 0x17000000, 0xc4000000, 0xa7000000, - 0x7e000000, 0x3d000000, 0x64000000, 0x5d000000, 0x19000000, 0x73000000, - 0x60000000, 0x81000000, 0x4f000000, 0xdc000000, 0x22000000, 0x2a000000, - 0x90000000, 0x88000000, 0x46000000, 0xee000000, 0xb8000000, 0x14000000, - 0xde000000, 0x5e000000, 0x0b000000, 0xdb000000, 0xe0000000, 0x32000000, - 0x3a000000, 0x0a000000, 0x49000000, 0x06000000, 0x24000000, 0x5c000000, - 0xc2000000, 0xd3000000, 0xac000000, 0x62000000, 0x91000000, 0x95000000, - 0xe4000000, 0x79000000, 0xe7000000, 0xc8000000, 0x37000000, 0x6d000000, - 0x8d000000, 0xd5000000, 0x4e000000, 0xa9000000, 0x6c000000, 0x56000000, - 0xf4000000, 0xea000000, 0x65000000, 0x7a000000, 0xae000000, 0x08000000, - 0xba000000, 0x78000000, 0x25000000, 0x2e000000, 0x1c000000, 0xa6000000, - 0xb4000000, 0xc6000000, 0xe8000000, 0xdd000000, 0x74000000, 0x1f000000, - 0x4b000000, 0xbd000000, 0x8b000000, 0x8a000000, 0x70000000, 0x3e000000, - 0xb5000000, 0x66000000, 0x48000000, 0x03000000, 0xf6000000, 0x0e000000, - 0x61000000, 0x35000000, 0x57000000, 0xb9000000, 0x86000000, 0xc1000000, - 0x1d000000, 0x9e000000, 0xe1000000, 0xf8000000, 0x98000000, 0x11000000, - 0x69000000, 0xd9000000, 0x8e000000, 0x94000000, 0x9b000000, 0x1e000000, - 0x87000000, 0xe9000000, 0xce000000, 0x55000000, 0x28000000, 0xdf000000, - 0x8c000000, 0xa1000000, 0x89000000, 0x0d000000, 0xbf000000, 0xe6000000, - 0x42000000, 0x68000000, 0x41000000, 0x99000000, 0x2d000000, 0x0f000000, - 0xb0000000, 0x54000000, 0xbb000000, 0x16000000 -}; - -static uint32_t const p_aes_itable[ 256 ] = -{ - 0x5150a7f4, 0x7e536541, 0x1ac3a417, 0x3a965e27, 0x3bcb6bab, 0x1ff1459d, - 0xacab58fa, 0x4b9303e3, 0x2055fa30, 0xadf66d76, 0x889176cc, 0xf5254c02, - 0x4ffcd7e5, 0xc5d7cb2a, 0x26804435, 0xb58fa362, 0xde495ab1, 0x25671bba, - 0x45980eea, 0x5de1c0fe, 0xc302752f, 0x8112f04c, 0x8da39746, 0x6bc6f9d3, - 0x03e75f8f, 0x15959c92, 0xbfeb7a6d, 0x95da5952, 0xd42d83be, 0x58d32174, - 0x492969e0, 0x8e44c8c9, 0x756a89c2, 0xf478798e, 0x996b3e58, 0x27dd71b9, - 0xbeb64fe1, 0xf017ad88, 0xc966ac20, 0x7db43ace, 0x63184adf, 0xe582311a, - 0x97603351, 0x62457f53, 0xb1e07764, 0xbb84ae6b, 0xfe1ca081, 0xf9942b08, - 0x70586848, 0x8f19fd45, 0x94876cde, 0x52b7f87b, 0xab23d373, 0x72e2024b, - 0xe3578f1f, 0x662aab55, 0xb20728eb, 0x2f03c2b5, 0x869a7bc5, 0xd3a50837, - 0x30f28728, 0x23b2a5bf, 0x02ba6a03, 0xed5c8216, 0x8a2b1ccf, 0xa792b479, - 0xf3f0f207, 0x4ea1e269, 0x65cdf4da, 0x06d5be05, 0xd11f6234, 0xc48afea6, - 0x349d532e, 0xa2a055f3, 0x0532e18a, 0xa475ebf6, 0x0b39ec83, 0x40aaef60, - 0x5e069f71, 0xbd51106e, 0x3ef98a21, 0x963d06dd, 0xddae053e, 0x4d46bde6, - 0x91b58d54, 0x71055dc4, 0x046fd406, 0x60ff1550, 0x1924fb98, 0xd697e9bd, - 0x89cc4340, 0x67779ed9, 0xb0bd42e8, 0x07888b89, 0xe7385b19, 0x79dbeec8, - 0xa1470a7c, 0x7ce90f42, 0xf8c91e84, 0x00000000, 0x09838680, 0x3248ed2b, - 0x1eac7011, 0x6c4e725a, 0xfdfbff0e, 0x0f563885, 0x3d1ed5ae, 0x3627392d, - 0x0a64d90f, 0x6821a65c, 0x9bd1545b, 0x243a2e36, 0x0cb1670a, 0x930fe757, - 0xb4d296ee, 0x1b9e919b, 0x804fc5c0, 0x61a220dc, 0x5a694b77, 0x1c161a12, - 0xe20aba93, 0xc0e52aa0, 0x3c43e022, 0x121d171b, 0x0e0b0d09, 0xf2adc78b, - 0x2db9a8b6, 0x14c8a91e, 0x578519f1, 0xaf4c0775, 0xeebbdd99, 0xa3fd607f, - 0xf79f2601, 0x5cbcf572, 0x44c53b66, 0x5b347efb, 0x8b762943, 0xcbdcc623, - 0xb668fced, 0xb863f1e4, 0xd7cadc31, 0x42108563, 0x13402297, 0x842011c6, - 0x857d244a, 0xd2f83dbb, 0xae1132f9, 0xc76da129, 0x1d4b2f9e, 0xdcf330b2, - 0x0dec5286, 0x77d0e3c1, 0x2b6c16b3, 0xa999b970, 0x11fa4894, 0x472264e9, - 0xa8c48cfc, 0xa01a3ff0, 0x56d82c7d, 0x22ef9033, 0x87c74e49, 0xd9c1d138, - 0x8cfea2ca, 0x98360bd4, 0xa6cf81f5, 0xa528de7a, 0xda268eb7, 0x3fa4bfad, - 0x2ce49d3a, 0x500d9278, 0x6a9bcc5f, 0x5462467e, 0xf6c2138d, 0x90e8b8d8, - 0x2e5ef739, 0x82f5afc3, 0x9fbe805d, 0x697c93d0, 0x6fa92dd5, 0xcfb31225, - 0xc83b99ac, 0x10a77d18, 0xe86e639c, 0xdb7bbb3b, 0xcd097826, 0x6ef41859, - 0xec01b79a, 0x83a89a4f, 0xe6656e95, 0xaa7ee6ff, 0x2108cfbc, 0xefe6e815, - 0xbad99be7, 0x4ace366f, 0xead4099f, 0x29d67cb0, 0x31afb2a4, 0x2a31233f, - 0xc63094a5, 0x35c066a2, 0x7437bc4e, 0xfca6ca82, 0xe0b0d090, 0x3315d8a7, - 0xf14a9804, 0x41f7daec, 0x7f0e50cd, 0x172ff691, 0x768dd64d, 0x434db0ef, - 0xcc544daa, 0xe4df0496, 0x9ee3b5d1, 0x4c1b886a, 0xc1b81f2c, 0x467f5165, - 0x9d04ea5e, 0x015d358c, 0xfa737487, 0xfb2e410b, 0xb35a1d67, 0x9252d2db, - 0xe9335610, 0x6d1347d6, 0x9a8c61d7, 0x377a0ca1, 0x598e14f8, 0xeb893c13, - 0xceee27a9, 0xb735c961, 0xe1ede51c, 0x7a3cb147, 0x9c59dfd2, 0x553f73f2, - 0x1879ce14, 0x73bf37c7, 0x53eacdf7, 0x5f5baafd, 0xdf146f3d, 0x7886db44, - 0xca81f3af, 0xb93ec468, 0x382c3424, 0xc25f40a3, 0x1672c31d, 0xbc0c25e2, - 0x288b493c, 0xff41950d, 0x397101a8, 0x08deb30c, 0xd89ce4b4, 0x6490c156, - 0x7b6184cb, 0xd570b632, 0x48745c6c, 0xd04257b8 -}; - -static uint32_t const p_aes_decrypt[ 256 ] = -{ - 0x52000000, 0x09000000, 0x6a000000, 0xd5000000, 0x30000000, 0x36000000, - 0xa5000000, 0x38000000, 0xbf000000, 0x40000000, 0xa3000000, 0x9e000000, - 0x81000000, 0xf3000000, 0xd7000000, 0xfb000000, 0x7c000000, 0xe3000000, - 0x39000000, 0x82000000, 0x9b000000, 0x2f000000, 0xff000000, 0x87000000, - 0x34000000, 0x8e000000, 0x43000000, 0x44000000, 0xc4000000, 0xde000000, - 0xe9000000, 0xcb000000, 0x54000000, 0x7b000000, 0x94000000, 0x32000000, - 0xa6000000, 0xc2000000, 0x23000000, 0x3d000000, 0xee000000, 0x4c000000, - 0x95000000, 0x0b000000, 0x42000000, 0xfa000000, 0xc3000000, 0x4e000000, - 0x08000000, 0x2e000000, 0xa1000000, 0x66000000, 0x28000000, 0xd9000000, - 0x24000000, 0xb2000000, 0x76000000, 0x5b000000, 0xa2000000, 0x49000000, - 0x6d000000, 0x8b000000, 0xd1000000, 0x25000000, 0x72000000, 0xf8000000, - 0xf6000000, 0x64000000, 0x86000000, 0x68000000, 0x98000000, 0x16000000, - 0xd4000000, 0xa4000000, 0x5c000000, 0xcc000000, 0x5d000000, 0x65000000, - 0xb6000000, 0x92000000, 0x6c000000, 0x70000000, 0x48000000, 0x50000000, - 0xfd000000, 0xed000000, 0xb9000000, 0xda000000, 0x5e000000, 0x15000000, - 0x46000000, 0x57000000, 0xa7000000, 0x8d000000, 0x9d000000, 0x84000000, - 0x90000000, 0xd8000000, 0xab000000, 0x00000000, 0x8c000000, 0xbc000000, - 0xd3000000, 0x0a000000, 0xf7000000, 0xe4000000, 0x58000000, 0x05000000, - 0xb8000000, 0xb3000000, 0x45000000, 0x06000000, 0xd0000000, 0x2c000000, - 0x1e000000, 0x8f000000, 0xca000000, 0x3f000000, 0x0f000000, 0x02000000, - 0xc1000000, 0xaf000000, 0xbd000000, 0x03000000, 0x01000000, 0x13000000, - 0x8a000000, 0x6b000000, 0x3a000000, 0x91000000, 0x11000000, 0x41000000, - 0x4f000000, 0x67000000, 0xdc000000, 0xea000000, 0x97000000, 0xf2000000, - 0xcf000000, 0xce000000, 0xf0000000, 0xb4000000, 0xe6000000, 0x73000000, - 0x96000000, 0xac000000, 0x74000000, 0x22000000, 0xe7000000, 0xad000000, - 0x35000000, 0x85000000, 0xe2000000, 0xf9000000, 0x37000000, 0xe8000000, - 0x1c000000, 0x75000000, 0xdf000000, 0x6e000000, 0x47000000, 0xf1000000, - 0x1a000000, 0x71000000, 0x1d000000, 0x29000000, 0xc5000000, 0x89000000, - 0x6f000000, 0xb7000000, 0x62000000, 0x0e000000, 0xaa000000, 0x18000000, - 0xbe000000, 0x1b000000, 0xfc000000, 0x56000000, 0x3e000000, 0x4b000000, - 0xc6000000, 0xd2000000, 0x79000000, 0x20000000, 0x9a000000, 0xdb000000, - 0xc0000000, 0xfe000000, 0x78000000, 0xcd000000, 0x5a000000, 0xf4000000, - 0x1f000000, 0xdd000000, 0xa8000000, 0x33000000, 0x88000000, 0x07000000, - 0xc7000000, 0x31000000, 0xb1000000, 0x12000000, 0x10000000, 0x59000000, - 0x27000000, 0x80000000, 0xec000000, 0x5f000000, 0x60000000, 0x51000000, - 0x7f000000, 0xa9000000, 0x19000000, 0xb5000000, 0x4a000000, 0x0d000000, - 0x2d000000, 0xe5000000, 0x7a000000, 0x9f000000, 0x93000000, 0xc9000000, - 0x9c000000, 0xef000000, 0xa0000000, 0xe0000000, 0x3b000000, 0x4d000000, - 0xae000000, 0x2a000000, 0xf5000000, 0xb0000000, 0xc8000000, 0xeb000000, - 0xbb000000, 0x3c000000, 0x83000000, 0x53000000, 0x99000000, 0x61000000, - 0x17000000, 0x2b000000, 0x04000000, 0x7e000000, 0xba000000, 0x77000000, - 0xd6000000, 0x26000000, 0xe1000000, 0x69000000, 0x14000000, 0x63000000, - 0x55000000, 0x21000000, 0x0c000000, 0x7d000000 -}; - -/***************************************************************************** - * p_shuffle_xor, p_shuffle_sub, p_shuffle_add: iTMS drms v1 - ***************************************************************************** - * The following tables are used for the first version of the iTMS drms key - * scrambling algorithm. - *****************************************************************************/ -static uint16_t const p_shuffle_xor[ 256 ] = -{ - 0x00d1, 0x0315, 0x1a32, 0x19ec, 0x1bbb, 0x1d6f, 0x14fe, 0x0e9e, - 0x029e, 0x1b8f, 0x0b70, 0x033a, 0x188e, 0x1d18, 0x0bd8, 0x0edb, - 0x0c64, 0x1c2b, 0x149c, 0x047b, 0x1064, 0x1c7c, 0x118d, 0x1355, - 0x0ae5, 0x0f18, 0x016f, 0x17d6, 0x1595, 0x0084, 0x0616, 0x1ccd, - 0x1d94, 0x0618, 0x182c, 0x195b, 0x196d, 0x0394, 0x07db, 0x0287, - 0x1636, 0x0b81, 0x1519, 0x0df9, 0x1ba3, 0x1cc3, 0x0ee2, 0x1434, - 0x1457, 0x0ced, 0x0f7d, 0x0d7b, 0x0b9e, 0x0d13, 0x13d7, 0x18d0, - 0x1259, 0x1977, 0x0606, 0x1e80, 0x05f2, 0x06b8, 0x1f07, 0x1365, - 0x0334, 0x0e30, 0x195f, 0x15f1, 0x058e, 0x0aa8, 0x045a, 0x0465, - 0x0b3e, 0x071e, 0x0a36, 0x105c, 0x01ac, 0x1a1e, 0x04e4, 0x056b, - 0x12bf, 0x0da2, 0x0b41, 0x0eaf, 0x034f, 0x0181, 0x04e2, 0x002b, - 0x12e6, 0x01be, 0x10e8, 0x128f, 0x0eb2, 0x1369, 0x05be, 0x1a59, - 0x117e, 0x047c, 0x1e86, 0x056a, 0x0da7, 0x0d61, 0x03fc, 0x1e6e, - 0x1d0c, 0x1e6d, 0x14bf, 0x0c50, 0x063a, 0x1b47, 0x17ae, 0x1321, - 0x041b, 0x0a24, 0x0d4d, 0x1f2b, 0x1cb6, 0x1bed, 0x1549, 0x03a7, - 0x0254, 0x006c, 0x0c9e, 0x0f73, 0x006c, 0x0008, 0x11f9, 0x0dd5, - 0x0bcf, 0x0af9, 0x1dfe, 0x0341, 0x0e49, 0x0d38, 0x17cb, 0x1513, - 0x0e96, 0x00ed, 0x0556, 0x1b28, 0x100c, 0x19d8, 0x14fa, 0x028c, - 0x1c60, 0x1232, 0x13d3, 0x0d00, 0x1534, 0x192c, 0x14b5, 0x1cf2, - 0x0504, 0x0b5b, 0x1ecf, 0x0423, 0x183b, 0x06b0, 0x169e, 0x1066, - 0x04cb, 0x08a2, 0x1b4a, 0x1254, 0x198d, 0x1044, 0x0236, 0x1bd8, - 0x18a1, 0x03ff, 0x1a0d, 0x0277, 0x0c2d, 0x17c9, 0x007c, 0x116e, - 0x048a, 0x1eaf, 0x0922, 0x0c45, 0x0766, 0x1e5f, 0x1a28, 0x0120, - 0x1c15, 0x034c, 0x0508, 0x0e73, 0x0879, 0x0441, 0x09ae, 0x132f, - 0x14fe, 0x0413, 0x0a9d, 0x1727, 0x01d7, 0x1a2b, 0x0474, 0x18f0, - 0x1f3b, 0x14f5, 0x1071, 0x0895, 0x1071, 0x18ff, 0x18e3, 0x0eb9, - 0x0ba9, 0x0961, 0x1599, 0x019e, 0x1d12, 0x1baa, 0x1e94, 0x1921, - 0x14dc, 0x124e, 0x0a25, 0x03ab, 0x1cc0, 0x1ebb, 0x0b4b, 0x16e5, - 0x11ea, 0x0d78, 0x1bb3, 0x1ba7, 0x1510, 0x1b7b, 0x0c64, 0x1995, - 0x1a58, 0x1651, 0x1964, 0x147a, 0x15f2, 0x11bb, 0x1654, 0x166e, - 0x0ea9, 0x1de1, 0x1443, 0x13c5, 0x00e1, 0x0b2f, 0x0b6f, 0x0a37, - 0x18ac, 0x08e6, 0x06f0, 0x136e, 0x0853, 0x0b2e, 0x0813, 0x10d6 -}; - -static uint16_t const p_shuffle_sub[ 256 ] = -{ - 0x067a, 0x0c7d, 0x0b4f, 0x127d, 0x0bd6, 0x04ac, 0x16e0, 0x1730, - 0x0587, 0x0afb, 0x1ac3, 0x0120, 0x14b5, 0x0f67, 0x11de, 0x0961, - 0x1127, 0x1a68, 0x07f0, 0x17d0, 0x1a6f, 0x1f3b, 0x01ef, 0x0919, - 0x131e, 0x0f90, 0x19e9, 0x18a8, 0x0cb2, 0x1ad0, 0x0c66, 0x0378, - 0x03b0, 0x01be, 0x1866, 0x1159, 0x197c, 0x1105, 0x010b, 0x0353, - 0x1abb, 0x09a6, 0x028a, 0x1bad, 0x1b20, 0x0455, 0x0f57, 0x0588, - 0x1491, 0x0a1d, 0x0f04, 0x0650, 0x191e, 0x1e0e, 0x174b, 0x016b, - 0x051f, 0x0532, 0x00df, 0x1aea, 0x0005, 0x0e1b, 0x0ff6, 0x08d8, - 0x14b4, 0x086a, 0x0c20, 0x0149, 0x1971, 0x0f26, 0x1852, 0x017d, - 0x1228, 0x0352, 0x0a44, 0x1330, 0x18df, 0x1e38, 0x01bc, 0x0bac, - 0x1a48, 0x021f, 0x02f7, 0x0c31, 0x0bc4, 0x1e75, 0x105c, 0x13e3, - 0x0b20, 0x03a1, 0x1af3, 0x1a36, 0x0e34, 0x181f, 0x09bd, 0x122b, - 0x0ee0, 0x163b, 0x0be7, 0x103d, 0x1075, 0x1e9d, 0x02af, 0x0ba2, - 0x1daa, 0x0cf1, 0x04b6, 0x0598, 0x06a1, 0x0d33, 0x1cfe, 0x04ee, - 0x1bad, 0x07c8, 0x1a48, 0x05e6, 0x031f, 0x0e0a, 0x0326, 0x1650, - 0x0526, 0x0b4e, 0x08fc, 0x0e4d, 0x0832, 0x06ea, 0x09bf, 0x0993, - 0x09eb, 0x0f31, 0x071b, 0x14d5, 0x11ca, 0x0722, 0x120d, 0x014c, - 0x1993, 0x0ae4, 0x1ccb, 0x04e9, 0x0aee, 0x1708, 0x0c3d, 0x12f2, - 0x1a19, 0x07c1, 0x05a7, 0x0744, 0x1606, 0x1a9b, 0x042d, 0x1bfc, - 0x1841, 0x0c3c, 0x0ffe, 0x1ab1, 0x1416, 0x18a9, 0x0320, 0x1ec2, - 0x0ae7, 0x11c6, 0x124a, 0x11df, 0x0f81, 0x06cf, 0x0ed9, 0x0253, - 0x1d2b, 0x0349, 0x0805, 0x08b3, 0x1052, 0x12cf, 0x0a44, 0x0ea6, - 0x03bf, 0x1d90, 0x0ef8, 0x0657, 0x156d, 0x0405, 0x10be, 0x091f, - 0x1c82, 0x1725, 0x19ef, 0x0b8c, 0x04d9, 0x02c7, 0x025a, 0x1b89, - 0x0f5c, 0x013d, 0x02f7, 0x12e3, 0x0bc5, 0x1b56, 0x0848, 0x0239, - 0x0fcf, 0x03a4, 0x092d, 0x1354, 0x1d83, 0x01bd, 0x071a, 0x0af1, - 0x0875, 0x0793, 0x1b41, 0x1782, 0x0def, 0x1d20, 0x13be, 0x0095, - 0x1650, 0x19d4, 0x0de3, 0x0980, 0x18f2, 0x0ca3, 0x0098, 0x149a, - 0x0b81, 0x0ad2, 0x1bba, 0x1a02, 0x027b, 0x1906, 0x07f5, 0x1cae, - 0x0c3f, 0x02f6, 0x1298, 0x175e, 0x15b2, 0x13d8, 0x14cc, 0x161a, - 0x0a42, 0x15f3, 0x0870, 0x1c1d, 0x1203, 0x18b1, 0x1738, 0x1954, - 0x1143, 0x1ae8, 0x1d9d, 0x155b, 0x11e8, 0x0ed9, 0x06f7, 0x04ca -}; - -static uint16_t const p_shuffle_add[ 256 ] = -{ - 0x0706, 0x175a, 0x0def, 0x1e72, 0x0297, 0x1b0e, 0x1d5a, 0x15b8, - 0x13e2, 0x1347, 0x10c6, 0x0b4f, 0x0629, 0x0a75, 0x0a9b, 0x0f55, - 0x1a69, 0x09bf, 0x0ba6, 0x1582, 0x1086, 0x1921, 0x01cb, 0x1c6a, - 0x0ff5, 0x00f7, 0x0a67, 0x0a1e, 0x1838, 0x0196, 0x10d6, 0x0c7a, - 0x180e, 0x038d, 0x1add, 0x0684, 0x154a, 0x0ab0, 0x18a4, 0x0d73, - 0x1641, 0x0ec6, 0x09f1, 0x1a62, 0x0414, 0x162a, 0x194e, 0x1ec9, - 0x022f, 0x0296, 0x1104, 0x14fc, 0x096c, 0x1d02, 0x09bd, 0x027c, - 0x080e, 0x1324, 0x128c, 0x0dc1, 0x00b9, 0x17f2, 0x0cbc, 0x0f97, - 0x1b93, 0x1c3c, 0x0415, 0x0395, 0x0c7a, 0x06cc, 0x0d4b, 0x16e2, - 0x04a2, 0x0dab, 0x1228, 0x012b, 0x0896, 0x0012, 0x1cd6, 0x1dac, - 0x080d, 0x0446, 0x047a, 0x00ad, 0x029e, 0x0686, 0x17c3, 0x1466, - 0x0d16, 0x1896, 0x076e, 0x00cd, 0x17dc, 0x1e9f, 0x1a7c, 0x02bb, - 0x0d06, 0x112b, 0x14cb, 0x0a03, 0x1541, 0x1290, 0x0f6d, 0x1503, - 0x084b, 0x0382, 0x1a3f, 0x0371, 0x1977, 0x0b67, 0x0cad, 0x1df8, - 0x1ce3, 0x1306, 0x13f8, 0x1163, 0x1b0b, 0x00bd, 0x0bf0, 0x1a4f, - 0x16f7, 0x0b4f, 0x0cf8, 0x1254, 0x0541, 0x100d, 0x0296, 0x0410, - 0x1a2b, 0x1169, 0x17d9, 0x0819, 0x03d6, 0x0d03, 0x194d, 0x184a, - 0x07ca, 0x1989, 0x0fad, 0x011c, 0x1c71, 0x0ef6, 0x0dc8, 0x0f2f, - 0x0fa5, 0x11be, 0x0f3b, 0x1d52, 0x0de2, 0x016e, 0x1ad1, 0x0c4a, - 0x1bc2, 0x0ac9, 0x1485, 0x1bee, 0x0949, 0x1a79, 0x1894, 0x12bb, - 0x17b6, 0x14f5, 0x16b1, 0x142c, 0x1301, 0x03ef, 0x16ff, 0x0d37, - 0x0d78, 0x01ff, 0x00d6, 0x1053, 0x1a2a, 0x0f61, 0x1352, 0x0c7f, - 0x137f, 0x09c4, 0x1d96, 0x021d, 0x1037, 0x1b19, 0x10ef, 0x14e4, - 0x02a0, 0x0236, 0x0a5d, 0x1519, 0x141c, 0x1399, 0x007e, 0x1e74, - 0x0941, 0x1b3c, 0x0062, 0x0371, 0x09ad, 0x08e8, 0x0a24, 0x0b97, - 0x1ed2, 0x0889, 0x136b, 0x0006, 0x1c4c, 0x0444, 0x06f8, 0x0dfb, - 0x1d0f, 0x198d, 0x0700, 0x0afc, 0x1781, 0x12f3, 0x10da, 0x1f19, - 0x1055, 0x0dc9, 0x1860, 0x012b, 0x05bf, 0x082d, 0x0c17, 0x1941, - 0x0359, 0x1232, 0x104c, 0x0762, 0x0897, 0x1d6c, 0x030f, 0x1a36, - 0x16b0, 0x094d, 0x1782, 0x036f, 0x0eea, 0x06e6, 0x0d00, 0x0187, - 0x17e2, 0x05e5, 0x19fa, 0x1950, 0x146a, 0x0b2a, 0x0512, 0x0ee0, - 0x1e27, 0x112d, 0x1df0, 0x0b13, 0x0378, 0x1dd0, 0x00c1, 0x01e6 -}; - diff --git a/modules/demux/mp4/libmp4.c b/modules/demux/mp4/libmp4.c index 38a6bf96cbb2ecd824cda980a3512200d81d187b..e0aa884497c1559685d60d191b3048f2eb4d8a79 100644 --- a/modules/demux/mp4/libmp4.c +++ b/modules/demux/mp4/libmp4.c @@ -32,7 +32,6 @@ #endif #include "libmp4.h" -#include "drms.h" #include <math.h> /***************************************************************************** @@ -1671,13 +1670,8 @@ static int MP4_ReadBox_sample_soun( stream_t *p_stream, MP4_Box_t *p_box ) if( p_box->i_type == ATOM_drms ) { - char *home = config_GetUserDir( VLC_HOME_DIR ); - if( home != NULL ) - { - p_box->data.p_sample_soun->p_drms = drms_alloc( home ); - if( p_box->data.p_sample_soun->p_drms == NULL ) - msg_Err( p_stream, "drms_alloc() failed" ); - } + msg_Warn( p_stream, "DRM protected streams are not supported." ); + MP4_READBOX_EXIT( 0 ); } if( p_box->i_type == ATOM_samr || p_box->i_type == ATOM_sawb ) @@ -1704,14 +1698,6 @@ static int MP4_ReadBox_sample_soun( stream_t *p_stream, MP4_Box_t *p_box ) static void MP4_FreeBox_sample_soun( MP4_Box_t *p_box ) { FREENULL( p_box->data.p_sample_soun->p_qt_description ); - - if( p_box->i_type == ATOM_drms ) - { - if( p_box->data.p_sample_soun->p_drms ) - { - drms_free( p_box->data.p_sample_soun->p_drms ); - } - } } @@ -1770,13 +1756,8 @@ int MP4_ReadBox_sample_vide( stream_t *p_stream, MP4_Box_t *p_box ) if( p_box->i_type == ATOM_drmi ) { - char *home = config_GetUserDir( VLC_HOME_DIR ); - if( home != NULL ) - { - p_box->data.p_sample_vide->p_drms = drms_alloc( home ); - if( p_box->data.p_sample_vide->p_drms == NULL ) - msg_Err( p_stream, "drms_alloc() failed" ); - } + msg_Warn( p_stream, "DRM protected streams are not supported." ); + MP4_READBOX_EXIT( 0 ); } MP4_ReadBoxContainerRaw( p_stream, p_box ); @@ -1795,14 +1776,6 @@ int MP4_ReadBox_sample_vide( stream_t *p_stream, MP4_Box_t *p_box ) void MP4_FreeBox_sample_vide( MP4_Box_t *p_box ) { FREENULL( p_box->data.p_sample_vide->p_qt_image_description ); - - if( p_box->i_type == ATOM_drmi ) - { - if( p_box->data.p_sample_vide->p_drms ) - { - drms_free( p_box->data.p_sample_vide->p_drms ); - } - } } static int MP4_ReadBox_sample_mp4s( stream_t *p_stream, MP4_Box_t *p_box ) @@ -2593,56 +2566,11 @@ static int MP4_ReadBox_skcr( stream_t *p_stream, MP4_Box_t *p_box ) static int MP4_ReadBox_drms( stream_t *p_stream, MP4_Box_t *p_box ) { - MP4_Box_t *p_drms_box = p_box; - void *p_drms = NULL; - - MP4_READBOX_ENTER( uint8_t ); - - do - { - p_drms_box = p_drms_box->p_father; - } while( p_drms_box && p_drms_box->i_type != ATOM_drms - && p_drms_box->i_type != ATOM_drmi ); - - if( p_drms_box && p_drms_box->i_type == ATOM_drms ) - p_drms = p_drms_box->data.p_sample_soun->p_drms; - else if( p_drms_box && p_drms_box->i_type == ATOM_drmi ) - p_drms = p_drms_box->data.p_sample_vide->p_drms; - - if( p_drms_box && p_drms ) - { - int i_ret = drms_init( p_drms, p_box->i_type, p_peek, i_read ); - if( i_ret ) - { - const char *psz_error; - - switch( i_ret ) - { - case -1: psz_error = "unimplemented"; break; - case -2: psz_error = "invalid argument"; break; - case -3: psz_error = "could not get system key"; break; - case -4: psz_error = "could not get SCI data"; break; - case -5: psz_error = "no user key found in SCI data"; break; - case -6: psz_error = "invalid user key"; break; - default: psz_error = "unknown error"; break; - } - if MP4_BOX_TYPE_ASCII() - msg_Err( p_stream, "drms_init(%4.4s) failed (%s)", - (char *)&p_box->i_type, psz_error ); - else - msg_Err( p_stream, "drms_init(c%3.3s) failed (%s)", - (char *)&p_box->i_type+1, psz_error ); - - drms_free( p_drms ); - - if( p_drms_box->i_type == ATOM_drms ) - p_drms_box->data.p_sample_soun->p_drms = NULL; - else if( p_drms_box->i_type == ATOM_drmi ) - p_drms_box->data.p_sample_vide->p_drms = NULL; - } - } - - MP4_READBOX_EXIT( 1 ); + /* ATOMs 'user', 'key', 'iviv', and 'priv' will be skipped, + * so unless data decrypt itself by magic, there will be no playback, + * but we never know... */ + msg_Warn( p_stream, "DRM protected streams are not supported." ); + return 1; } static int MP4_ReadBox_name( stream_t *p_stream, MP4_Box_t *p_box ) diff --git a/modules/demux/mp4/libmp4.h b/modules/demux/mp4/libmp4.h index ddb90beff15c16857d76f7dfb398703a514cc50e..6832f60b249d5d92c5481553303dd9be30712002 100644 --- a/modules/demux/mp4/libmp4.h +++ b/modules/demux/mp4/libmp4.h @@ -487,8 +487,6 @@ typedef struct MP4_Box_data_sample_soun_s int i_qt_description; uint8_t *p_qt_description; - void *p_drms; - } MP4_Box_data_sample_soun_t; typedef struct MP4_Box_data_sample_vide_s @@ -521,8 +519,6 @@ typedef struct MP4_Box_data_sample_vide_s int i_qt_image_description; uint8_t *p_qt_image_description; - void *p_drms; - } MP4_Box_data_sample_vide_t; #define MP4_TEXT_DISPLAY_FLAG_DONT_DISPLAY (1<<0) diff --git a/modules/demux/mp4/mp4.c b/modules/demux/mp4/mp4.c index 6fc37214795b073d2423e86d5af9f70a7eb28beb..c45d43470644979828cbe165dff7eb9a7e964999 100644 --- a/modules/demux/mp4/mp4.c +++ b/modules/demux/mp4/mp4.c @@ -37,7 +37,6 @@ #include <vlc_input.h> #include "libmp4.h" -#include "drms.h" #include "id3genres.h" /* for ATOM_gnre */ /***************************************************************************** @@ -135,8 +134,6 @@ typedef struct MP4_Box_t *p_stsd; /* will contain all data to initialize decoder */ MP4_Box_t *p_sample;/* point on actual sdsd */ - bool b_drms; - void *p_drms; MP4_Box_t *p_skcr; } mp4_track_t; @@ -684,27 +681,6 @@ static int Demux( demux_t *p_demux ) break; } - if( tk->b_drms && tk->p_drms ) - { - if( tk->p_skcr ) - { - uint32_t p_key[4]; - drms_get_p_key( tk->p_drms, p_key ); - - for( size_t i_pos = tk->p_skcr->data.p_skcr->i_init; i_pos < p_block->i_buffer; ) - { - int n = __MIN( tk->p_skcr->data.p_skcr->i_encr, p_block->i_buffer - i_pos ); - drms_decrypt( tk->p_drms, (uint32_t*)&p_block->p_buffer[i_pos], n, p_key ); - i_pos += n; - i_pos += __MIN( tk->p_skcr->data.p_skcr->i_decr, p_block->i_buffer - i_pos ); - } - } - else - { - drms_decrypt( tk->p_drms, (uint32_t*)p_block->p_buffer, - p_block->i_buffer, NULL ); - } - } else if( tk->fmt.i_cat == SPU_ES ) { if( tk->fmt.i_codec == VLC_FOURCC( 's', 'u', 'b', 't' ) && @@ -745,8 +721,7 @@ static int Demux( demux_t *p_demux ) else p_block->i_pts = VLC_TS_INVALID; - if( !tk->b_drms || ( tk->b_drms && tk->p_drms ) ) - es_out_Send( p_demux->out, tk->p_es, p_block ); + es_out_Send( p_demux->out, tk->p_es, p_block ); } /* Next sample */ @@ -2273,8 +2248,6 @@ static void MP4_TrackCreate( demux_t *p_demux, mp4_track_t *p_track, MP4_Box_t *p_vmhd; MP4_Box_t *p_smhd; - MP4_Box_t *p_drms; - unsigned int i; char language[4]; @@ -2396,22 +2369,6 @@ static void MP4_TrackCreate( demux_t *p_demux, mp4_track_t *p_track, return; } - p_drms = MP4_BoxGet( p_track->p_stsd, "drms" ); - p_track->b_drms = p_drms != NULL; - p_track->p_drms = p_track->b_drms ? - p_drms->data.p_sample_soun->p_drms : NULL; - - if ( !p_drms ) - { - p_drms = MP4_BoxGet( p_track->p_stsd, "drmi" ); - p_track->b_drms = p_drms != NULL; - p_track->p_drms = p_track->b_drms ? - p_drms->data.p_sample_vide->p_drms : NULL; - } - - if( p_drms ) - p_track->p_skcr = MP4_BoxGet( p_drms, "sinf/skcr" ); - /* Set language */ if( *language && strcmp( language, "```" ) && strcmp( language, "und" ) ) {