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videolan
vlc-gpu
Commits
02646f21
Commit
02646f21
authored
Aug 03, 2008
by
Laurent Aimar
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Plain Diff
Removed non const static variable usages in mp4 drms.
parent
fad4fcda
Changes
1
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1 changed file
with
17 additions
and
17 deletions
+17
-17
modules/demux/mp4/drms.c
modules/demux/mp4/drms.c
+17
-17
No files found.
modules/demux/mp4/drms.c
View file @
02646f21
...
...
@@ -751,8 +751,6 @@ static void DoShuffle( struct shuffle_s *p_shuffle,
uint32_t
*
p_bordel
=
p_shuffle
->
p_bordel
;
unsigned
int
i
;
static
uint32_t
i_secret
=
0
;
static
const
uint32_t
p_secret3
[]
=
{
0xAAAAAAAA
,
0x01757700
,
0x00554580
,
0x01724500
,
0x00424580
,
...
...
@@ -763,21 +761,11 @@ static void DoShuffle( struct shuffle_s *p_shuffle,
0xD5DDB938
,
0x5455A092
,
0x5D95A013
,
0x4415A192
,
0xC5DD393A
,
0x00000080
,
0x55555555
};
static
const
uint32_t
i_secret3
=
sizeof
(
p_secret3
)
/
sizeof
(
p_secret3
[
0
]);
static
char
p_secret4
[]
=
static
c
onst
c
har
p_secret4
[]
=
"pbclevtug (p) Nccyr Pbzchgre, Vap. Nyy Evtugf Erfreirq."
;
if
(
i_secret
==
0
)
{
REVERSE
(
p_secret3
,
sizeof
(
p_secret3
)
/
sizeof
(
p_secret3
[
0
])
);
for
(
;
p_secret4
[
i_secret
]
!=
'\0'
;
i_secret
++
)
{
#define ROT13(c) (((c)>='A'&&(c)<='Z')?(((c)-'A'+13)%26)+'A':\
((c)>='a'&&(c)<='z')?(((c)-'a'+13)%26)+'a':c)
p_secret4
[
i_secret
]
=
ROT13
(
p_secret4
[
i_secret
]);
}
i_secret
++
;
/* include zero terminator */
}
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
...
...
@@ -827,8 +815,20 @@ static void DoShuffle( struct shuffle_s *p_shuffle,
AddMD5
(
&
md5
,
(
const
uint8_t
*
)
p_big_bordel
,
64
);
if
(
p_shuffle
->
i_version
==
0x01000300
)
{
AddMD5
(
&
md5
,
(
const
uint8_t
*
)
p_secret3
,
sizeof
(
p_secret3
)
);
AddMD5
(
&
md5
,
(
const
uint8_t
*
)
p_secret4
,
i_secret
);
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
);
...
...
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