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pwn
libplist
Commits
b937059c
Commit
b937059c
authored
Jan 28, 2017
by
Nikias Bassen
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bplist: Improve writing of UID nodes
parent
962d4064
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1 changed file
with
6 additions
and
12 deletions
+6
-12
bplist.c
src/bplist.c
+6
-12
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src/bplist.c
View file @
b937059c
...
...
@@ -1009,22 +1009,16 @@ static void write_dict(bytearray_t * bplist, node_t* node, hashtable_t* ref_tabl
static
void
write_uid
(
bytearray_t
*
bplist
,
uint64_t
val
)
{
val
=
(
uint32_t
)
val
;
uint64_
t
size
=
get_needed_bytes
(
val
);
uint8_t
*
buff
=
NULL
;
in
t
size
=
get_needed_bytes
(
val
);
uint8_t
sz
;
//do not write 3bytes int node
if
(
size
==
3
)
size
++
;
sz
=
BPLIST_UID
|
(
size
-
1
);
// yes, this is what Apple does...
#ifdef __BIG_ENDIAN__
val
=
val
<<
((
sizeof
(
uint64_t
)
-
size
)
*
8
);
#endif
buff
=
(
uint8_t
*
)
malloc
(
sizeof
(
uint8_t
)
+
size
);
buff
[
0
]
=
BPLIST_UID
|
(
size
-
1
);
// yes, this is what Apple does...
memcpy
(
buff
+
1
,
&
val
,
size
);
byte_convert
(
buff
+
1
,
size
);
byte_array_append
(
bplist
,
buff
,
sizeof
(
uint8_t
)
+
size
);
free
(
buff
);
val
=
be64toh
(
val
);
byte_array_append
(
bplist
,
&
sz
,
1
);
byte_array_append
(
bplist
,
(
uint8_t
*
)
&
val
+
(
8
-
size
),
size
);
}
static
int
is_ascii_string
(
char
*
s
,
int
len
)
...
...
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