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wine
wine-winehq
Commits
261f02ca
Commit
261f02ca
authored
Aug 13, 2007
by
Juan Lang
Committed by
Alexandre Julliard
Aug 14, 2007
Browse files
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Plain Diff
wintrust: Implement SPC indirect data decoding.
parent
f7e62bef
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Inline
Side-by-side
Showing
2 changed files
with
274 additions
and
1 deletion
+274
-1
asn.c
dlls/wintrust/asn.c
+273
-0
wintrust.spec
dlls/wintrust/wintrust.spec
+1
-1
No files found.
dlls/wintrust/asn.c
View file @
261f02ca
...
...
@@ -1447,3 +1447,276 @@ BOOL WINAPI WVTAsn1SpcPeImageDataDecode(DWORD dwCertEncodingType,
TRACE
(
"returning %d
\n
"
,
ret
);
return
ret
;
}
static
BOOL
WINAPI
CRYPT_AsnDecodeOidIgnoreTag
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
BYTE
*
pbEncoded
,
DWORD
cbEncoded
,
DWORD
dwFlags
,
void
*
pvStructInfo
,
DWORD
*
pcbStructInfo
)
{
BOOL
ret
=
TRUE
;
DWORD
dataLen
;
TRACE
(
"%p, %d, %08x, %p, %d
\n
"
,
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
*
pcbStructInfo
);
if
((
ret
=
CRYPT_GetLen
(
pbEncoded
,
cbEncoded
,
&
dataLen
)))
{
BYTE
lenBytes
=
GET_LEN_BYTES
(
pbEncoded
[
1
]);
DWORD
bytesNeeded
=
sizeof
(
LPSTR
);
if
(
dataLen
)
{
/* The largest possible string for the first two components
* is 2.175 (= 2 * 40 + 175 = 255), so this is big enough.
*/
char
firstTwo
[
6
];
const
BYTE
*
ptr
;
snprintf
(
firstTwo
,
sizeof
(
firstTwo
),
"%d.%d"
,
pbEncoded
[
1
+
lenBytes
]
/
40
,
pbEncoded
[
1
+
lenBytes
]
-
(
pbEncoded
[
1
+
lenBytes
]
/
40
)
*
40
);
bytesNeeded
+=
strlen
(
firstTwo
)
+
1
;
for
(
ptr
=
pbEncoded
+
2
+
lenBytes
;
ret
&&
ptr
-
pbEncoded
-
1
-
lenBytes
<
dataLen
;
)
{
/* large enough for ".4000000" */
char
str
[
9
];
int
val
=
0
;
while
(
ptr
-
pbEncoded
-
1
-
lenBytes
<
dataLen
&&
(
*
ptr
&
0x80
))
{
val
<<=
7
;
val
|=
*
ptr
&
0x7f
;
ptr
++
;
}
if
(
ptr
-
pbEncoded
-
1
-
lenBytes
>=
dataLen
||
(
*
ptr
&
0x80
))
{
SetLastError
(
CRYPT_E_ASN1_CORRUPT
);
ret
=
FALSE
;
}
else
{
val
<<=
7
;
val
|=
*
ptr
++
;
snprintf
(
str
,
sizeof
(
str
),
".%d"
,
val
);
bytesNeeded
+=
strlen
(
str
);
}
}
}
if
(
!
pvStructInfo
)
*
pcbStructInfo
=
bytesNeeded
;
else
if
(
*
pcbStructInfo
<
bytesNeeded
)
{
*
pcbStructInfo
=
bytesNeeded
;
SetLastError
(
ERROR_MORE_DATA
);
ret
=
FALSE
;
}
else
{
if
(
dataLen
)
{
const
BYTE
*
ptr
;
LPSTR
pszObjId
=
*
(
LPSTR
*
)
pvStructInfo
;
*
pszObjId
=
0
;
sprintf
(
pszObjId
,
"%d.%d"
,
pbEncoded
[
1
+
lenBytes
]
/
40
,
pbEncoded
[
1
+
lenBytes
]
-
(
pbEncoded
[
1
+
lenBytes
]
/
40
)
*
40
);
pszObjId
+=
strlen
(
pszObjId
);
for
(
ptr
=
pbEncoded
+
2
+
lenBytes
;
ret
&&
ptr
-
pbEncoded
-
1
-
lenBytes
<
dataLen
;
)
{
int
val
=
0
;
while
(
ptr
-
pbEncoded
-
1
-
lenBytes
<
dataLen
&&
(
*
ptr
&
0x80
))
{
val
<<=
7
;
val
|=
*
ptr
&
0x7f
;
ptr
++
;
}
val
<<=
7
;
val
|=
*
ptr
++
;
sprintf
(
pszObjId
,
".%d"
,
val
);
pszObjId
+=
strlen
(
pszObjId
);
}
}
else
*
(
LPSTR
*
)
pvStructInfo
=
NULL
;
*
pcbStructInfo
=
bytesNeeded
;
}
}
return
ret
;
}
static
BOOL
WINAPI
CRYPT_AsnDecodeOid
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
BYTE
*
pbEncoded
,
DWORD
cbEncoded
,
DWORD
dwFlags
,
void
*
pvStructInfo
,
DWORD
*
pcbStructInfo
)
{
BOOL
ret
=
FALSE
;
TRACE
(
"%p, %d, %08x, %p, %d
\n
"
,
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
*
pcbStructInfo
);
if
(
!
cbEncoded
)
SetLastError
(
CRYPT_E_ASN1_CORRUPT
);
else
if
(
pbEncoded
[
0
]
==
ASN_OBJECTIDENTIFIER
)
ret
=
CRYPT_AsnDecodeOidIgnoreTag
(
dwCertEncodingType
,
lpszStructType
,
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
pcbStructInfo
);
else
SetLastError
(
CRYPT_E_ASN1_BADTAG
);
return
ret
;
}
static
BOOL
WINAPI
CRYPT_AsnDecodeCopyBytes
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
BYTE
*
pbEncoded
,
DWORD
cbEncoded
,
DWORD
dwFlags
,
void
*
pvStructInfo
,
DWORD
*
pcbStructInfo
)
{
BOOL
ret
=
TRUE
;
DWORD
bytesNeeded
=
sizeof
(
CRYPT_OBJID_BLOB
);
TRACE
(
"%p, %d, %08x, %p, %d
\n
"
,
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
*
pcbStructInfo
);
if
(
!
(
dwFlags
&
CRYPT_DECODE_NOCOPY_FLAG
))
bytesNeeded
+=
cbEncoded
;
if
(
!
pvStructInfo
)
*
pcbStructInfo
=
bytesNeeded
;
else
if
(
*
pcbStructInfo
<
bytesNeeded
)
{
SetLastError
(
ERROR_MORE_DATA
);
*
pcbStructInfo
=
bytesNeeded
;
ret
=
FALSE
;
}
else
{
PCRYPT_OBJID_BLOB
blob
=
(
PCRYPT_OBJID_BLOB
)
pvStructInfo
;
*
pcbStructInfo
=
bytesNeeded
;
blob
->
cbData
=
cbEncoded
;
if
(
dwFlags
&
CRYPT_DECODE_NOCOPY_FLAG
)
blob
->
pbData
=
(
LPBYTE
)
pbEncoded
;
else
{
assert
(
blob
->
pbData
);
memcpy
(
blob
->
pbData
,
pbEncoded
,
blob
->
cbData
);
}
}
return
ret
;
}
static
BOOL
WINAPI
CRYPT_AsnDecodeAttributeTypeValue
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
BYTE
*
pbEncoded
,
DWORD
cbEncoded
,
DWORD
dwFlags
,
void
*
pvStructInfo
,
DWORD
*
pcbStructInfo
)
{
CRYPT_ATTRIBUTE_TYPE_VALUE
*
typeValue
=
(
CRYPT_ATTRIBUTE_TYPE_VALUE
*
)
pvStructInfo
;
struct
AsnDecodeSequenceItem
items
[]
=
{
{
ASN_OBJECTIDENTIFIER
,
offsetof
(
CRYPT_ATTRIBUTE_TYPE_VALUE
,
pszObjId
),
CRYPT_AsnDecodeOid
,
sizeof
(
LPSTR
),
FALSE
,
TRUE
,
offsetof
(
CRYPT_ATTRIBUTE_TYPE_VALUE
,
pszObjId
),
0
},
{
0
,
offsetof
(
CRYPT_ATTRIBUTE_TYPE_VALUE
,
Value
),
CRYPT_AsnDecodeCopyBytes
,
sizeof
(
CRYPT_DATA_BLOB
),
TRUE
,
TRUE
,
offsetof
(
CRYPT_ATTRIBUTE_TYPE_VALUE
,
Value
.
pbData
),
0
},
};
TRACE
(
"%p, %d, %08x, %p, %d
\n
"
,
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
*
pcbStructInfo
);
return
CRYPT_AsnDecodeSequence
(
dwCertEncodingType
,
items
,
sizeof
(
items
)
/
sizeof
(
items
[
0
]),
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
pcbStructInfo
,
typeValue
?
typeValue
->
pszObjId
:
NULL
);
}
static
BOOL
WINAPI
CRYPT_AsnDecodeAlgorithmId
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
BYTE
*
pbEncoded
,
DWORD
cbEncoded
,
DWORD
dwFlags
,
void
*
pvStructInfo
,
DWORD
*
pcbStructInfo
)
{
CRYPT_ALGORITHM_IDENTIFIER
*
algo
=
(
CRYPT_ALGORITHM_IDENTIFIER
*
)
pvStructInfo
;
BOOL
ret
=
TRUE
;
struct
AsnDecodeSequenceItem
items
[]
=
{
{
ASN_OBJECTIDENTIFIER
,
offsetof
(
CRYPT_ALGORITHM_IDENTIFIER
,
pszObjId
),
CRYPT_AsnDecodeOidIgnoreTag
,
sizeof
(
LPSTR
),
FALSE
,
TRUE
,
offsetof
(
CRYPT_ALGORITHM_IDENTIFIER
,
pszObjId
),
0
},
{
0
,
offsetof
(
CRYPT_ALGORITHM_IDENTIFIER
,
Parameters
),
CRYPT_AsnDecodeCopyBytes
,
sizeof
(
CRYPT_OBJID_BLOB
),
TRUE
,
TRUE
,
offsetof
(
CRYPT_ALGORITHM_IDENTIFIER
,
Parameters
.
pbData
),
0
},
};
TRACE
(
"%p, %d, %08x, %p, %d
\n
"
,
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
*
pcbStructInfo
);
ret
=
CRYPT_AsnDecodeSequence
(
dwCertEncodingType
,
items
,
sizeof
(
items
)
/
sizeof
(
items
[
0
]),
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
pcbStructInfo
,
algo
?
algo
->
pszObjId
:
NULL
);
if
(
ret
&&
pvStructInfo
)
{
TRACE
(
"pszObjId is %p (%s)
\n
"
,
algo
->
pszObjId
,
debugstr_a
(
algo
->
pszObjId
));
}
return
ret
;
}
static
BOOL
WINAPI
CRYPT_AsnDecodeSPCDigest
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
BYTE
*
pbEncoded
,
DWORD
cbEncoded
,
DWORD
dwFlags
,
void
*
pvStructInfo
,
DWORD
*
pcbStructInfo
)
{
struct
SPCDigest
*
digest
=
(
struct
SPCDigest
*
)
pvStructInfo
;
struct
AsnDecodeSequenceItem
items
[]
=
{
{
ASN_SEQUENCEOF
,
offsetof
(
struct
SPCDigest
,
DigestAlgorithm
),
CRYPT_AsnDecodeAlgorithmId
,
sizeof
(
CRYPT_ALGORITHM_IDENTIFIER
),
FALSE
,
TRUE
,
offsetof
(
struct
SPCDigest
,
DigestAlgorithm
.
pszObjId
),
0
},
{
ASN_OCTETSTRING
,
offsetof
(
struct
SPCDigest
,
Digest
),
CRYPT_AsnDecodeOctets
,
sizeof
(
CRYPT_DER_BLOB
),
FALSE
,
TRUE
,
offsetof
(
struct
SPCDigest
,
Digest
.
pbData
),
0
},
};
TRACE
(
"%p, %d, %08x, %p, %d
\n
"
,
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
*
pcbStructInfo
);
return
CRYPT_AsnDecodeSequence
(
dwCertEncodingType
,
items
,
sizeof
(
items
)
/
sizeof
(
items
[
0
]),
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
pcbStructInfo
,
digest
?
digest
->
DigestAlgorithm
.
pszObjId
:
NULL
);
}
BOOL
WINAPI
WVTAsn1SpcIndirectDataContentDecode
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
BYTE
*
pbEncoded
,
DWORD
cbEncoded
,
DWORD
dwFlags
,
void
*
pvStructInfo
,
DWORD
*
pcbStructInfo
)
{
BOOL
ret
=
FALSE
;
TRACE
(
"%p, %d, %08x, %p, %d
\n
"
,
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
*
pcbStructInfo
);
__TRY
{
struct
AsnDecodeSequenceItem
items
[]
=
{
{
ASN_SEQUENCEOF
,
offsetof
(
SPC_INDIRECT_DATA_CONTENT
,
Data
),
CRYPT_AsnDecodeAttributeTypeValue
,
sizeof
(
CRYPT_ATTRIBUTE_TYPE_VALUE
),
FALSE
,
TRUE
,
offsetof
(
SPC_INDIRECT_DATA_CONTENT
,
Data
.
pszObjId
),
0
},
{
ASN_SEQUENCEOF
,
offsetof
(
SPC_INDIRECT_DATA_CONTENT
,
DigestAlgorithm
),
CRYPT_AsnDecodeSPCDigest
,
sizeof
(
struct
SPCDigest
),
FALSE
,
TRUE
,
offsetof
(
SPC_INDIRECT_DATA_CONTENT
,
DigestAlgorithm
.
pszObjId
),
0
},
};
ret
=
CRYPT_AsnDecodeSequence
(
dwCertEncodingType
,
items
,
sizeof
(
items
)
/
sizeof
(
items
[
0
]),
pbEncoded
,
cbEncoded
,
dwFlags
,
pvStructInfo
,
pcbStructInfo
,
NULL
);
}
__EXCEPT_PAGE_FAULT
{
SetLastError
(
STATUS_ACCESS_VIOLATION
);
}
__ENDTRY
TRACE
(
"returning %d
\n
"
,
ret
);
return
ret
;
}
dlls/wintrust/wintrust.spec
View file @
261f02ca
...
...
@@ -92,7 +92,7 @@
@ stub WVTAsn1CatNameValueEncode
@ stub WVTAsn1SpcFinancialCriteriaInfoDecode
@ stub WVTAsn1SpcFinancialCriteriaInfoEncode
@ st
ub WVTAsn1SpcIndirectDataContentDecode
@ st
dcall WVTAsn1SpcIndirectDataContentDecode(long str ptr long long ptr ptr)
@ stdcall WVTAsn1SpcIndirectDataContentEncode(long str ptr ptr ptr)
@ stdcall WVTAsn1SpcLinkDecode(long str ptr long long ptr ptr)
@ stdcall WVTAsn1SpcLinkEncode(long str ptr ptr ptr)
...
...
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