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Jean-Baptiste Kempf
libaacs
Commits
c27125c0
Commit
c27125c0
authored
Mar 21, 2016
by
npzacs
Browse files
Add environment variable to disable using of cached keys
Useful for testing
parent
8e6c2e69
Changes
1
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Inline
Side-by-side
src/libaacs/aacs.c
View file @
c27125c0
...
...
@@ -79,6 +79,8 @@ struct aacs {
uint32_t
num_titles
;
uint16_t
*
cps_units
;
/* [0] = first play ; [1] = top menu ; [2] = title 1 ... */
int
no_cache
;
/* do not use cached keys */
/* bus encryption */
int
bee
;
/* bus encryption enabled flag in content certificate */
int
bec
;
/* bus encryption capable flag in drive certificate */
...
...
@@ -687,7 +689,7 @@ static int _calc_vuk(AACS *aacs, uint8_t *mk, uint8_t *vuk, config_file *cf)
}
/* get cached vuk */
if
(
keycache_find
(
"vuk"
,
aacs
->
disc_id
,
vuk
,
16
))
{
if
(
!
aacs
->
no_cache
&&
keycache_find
(
"vuk"
,
aacs
->
disc_id
,
vuk
,
16
))
{
BD_DEBUG
(
DBG_AACS
,
"Using cached VUK
\n
"
);
return
AACS_SUCCESS
;
}
...
...
@@ -1192,6 +1194,8 @@ AACS *aacs_open2(const char *path, const char *configfile_path, int *error_code)
AACS
*
aacs_init
()
{
AACS
*
aacs
;
BD_DEBUG
(
DBG_AACS
,
"libaacs "
AACS_VERSION_STRING
" [%u]
\n
"
,
(
unsigned
)
sizeof
(
AACS
));
BD_DEBUG
(
DBG_AACS
,
"Initializing libgcrypt...
\n
"
);
...
...
@@ -1200,7 +1204,11 @@ AACS *aacs_init()
return
NULL
;
}
return
calloc
(
1
,
sizeof
(
AACS
));
aacs
=
calloc
(
1
,
sizeof
(
AACS
));
if
(
aacs
)
{
aacs
->
no_cache
=
!!
getenv
(
"AACS_NO_CACHE"
);
}
return
aacs
;
}
void
aacs_set_fopen
(
AACS
*
aacs
,
void
*
handle
,
AACS_FILE_OPEN2
p
)
...
...
@@ -1398,7 +1406,7 @@ const uint8_t *aacs_get_vid(AACS *aacs)
{
if
(
!
memcmp
(
aacs
->
vid
,
empty_key
,
sizeof
(
aacs
->
vid
)))
{
/* get cached vid */
if
(
keycache_find
(
"vid"
,
aacs
->
disc_id
,
aacs
->
vid
,
16
))
{
if
(
!
aacs
->
no_cache
&&
keycache_find
(
"vid"
,
aacs
->
disc_id
,
aacs
->
vid
,
16
))
{
BD_DEBUG
(
DBG_AACS
,
"Using cached VID
\n
"
);
return
aacs
->
vid
;
}
...
...
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