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wine
wine-winehq
Commits
5d965df2
Commit
5d965df2
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 PE image encoding.
parent
998bea10
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Side-by-side
Showing
2 changed files
with
227 additions
and
10 deletions
+227
-10
asn.c
dlls/wintrust/asn.c
+227
-3
asn.c
dlls/wintrust/tests/asn.c
+0
-7
No files found.
dlls/wintrust/asn.c
View file @
5d965df2
...
...
@@ -143,7 +143,8 @@ BOOL WINAPI WVTAsn1SpcLinkEncode(DWORD dwCertEncodingType,
DWORD
fileNameLen
,
fileNameLenBytes
;
LPWSTR
ptr
;
fileNameLen
=
lstrlenW
(
link
->
u
.
pwszFile
)
*
sizeof
(
WCHAR
);
fileNameLen
=
link
->
u
.
pwszFile
?
lstrlenW
(
link
->
u
.
pwszFile
)
*
sizeof
(
WCHAR
)
:
0
;
CRYPT_EncodeLen
(
fileNameLen
,
NULL
,
&
fileNameLenBytes
);
CRYPT_EncodeLen
(
1
+
fileNameLenBytes
+
fileNameLen
,
NULL
,
&
lenBytes
);
...
...
@@ -274,14 +275,237 @@ BOOL WINAPI WVTAsn1SpcLinkEncode(DWORD dwCertEncodingType,
return
ret
;
}
typedef
BOOL
(
WINAPI
*
CryptEncodeObjectFunc
)(
DWORD
,
LPCSTR
,
const
void
*
,
BYTE
*
,
DWORD
*
);
struct
AsnEncodeSequenceItem
{
const
void
*
pvStructInfo
;
CryptEncodeObjectFunc
encodeFunc
;
DWORD
size
;
/* used during encoding, not for your use */
};
static
BOOL
WINAPI
CRYPT_AsnEncodeSequence
(
DWORD
dwCertEncodingType
,
struct
AsnEncodeSequenceItem
items
[],
DWORD
cItem
,
BYTE
*
pbEncoded
,
DWORD
*
pcbEncoded
)
{
BOOL
ret
;
DWORD
i
,
dataLen
=
0
;
TRACE
(
"%p, %d, %p, %d
\n
"
,
items
,
cItem
,
pbEncoded
,
*
pcbEncoded
);
for
(
i
=
0
,
ret
=
TRUE
;
ret
&&
i
<
cItem
;
i
++
)
{
ret
=
items
[
i
].
encodeFunc
(
dwCertEncodingType
,
NULL
,
items
[
i
].
pvStructInfo
,
NULL
,
&
items
[
i
].
size
);
/* Some functions propagate their errors through the size */
if
(
!
ret
)
*
pcbEncoded
=
items
[
i
].
size
;
dataLen
+=
items
[
i
].
size
;
}
if
(
ret
)
{
DWORD
lenBytes
,
bytesNeeded
;
CRYPT_EncodeLen
(
dataLen
,
NULL
,
&
lenBytes
);
bytesNeeded
=
1
+
lenBytes
+
dataLen
;
if
(
!
pbEncoded
)
*
pcbEncoded
=
bytesNeeded
;
else
if
(
*
pcbEncoded
<
bytesNeeded
)
{
*
pcbEncoded
=
bytesNeeded
;
SetLastError
(
ERROR_MORE_DATA
);
ret
=
FALSE
;
}
else
{
*
pcbEncoded
=
bytesNeeded
;
*
pbEncoded
++
=
ASN_SEQUENCE
;
CRYPT_EncodeLen
(
dataLen
,
pbEncoded
,
&
lenBytes
);
pbEncoded
+=
lenBytes
;
for
(
i
=
0
;
ret
&&
i
<
cItem
;
i
++
)
{
ret
=
items
[
i
].
encodeFunc
(
dwCertEncodingType
,
NULL
,
items
[
i
].
pvStructInfo
,
pbEncoded
,
&
items
[
i
].
size
);
/* Some functions propagate their errors through the size */
if
(
!
ret
)
*
pcbEncoded
=
items
[
i
].
size
;
pbEncoded
+=
items
[
i
].
size
;
}
}
}
TRACE
(
"returning %d
\n
"
,
ret
);
return
ret
;
}
static
BOOL
WINAPI
CRYPT_AsnEncodeBits
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
void
*
pvStructInfo
,
BYTE
*
pbEncoded
,
DWORD
*
pcbEncoded
)
{
BOOL
ret
=
FALSE
;
__TRY
{
const
CRYPT_BIT_BLOB
*
blob
=
(
const
CRYPT_BIT_BLOB
*
)
pvStructInfo
;
DWORD
bytesNeeded
,
lenBytes
,
dataBytes
;
BYTE
unusedBits
;
/* yep, MS allows cUnusedBits to be >= 8 */
if
(
!
blob
->
cUnusedBits
)
{
dataBytes
=
blob
->
cbData
;
unusedBits
=
0
;
}
else
if
(
blob
->
cbData
*
8
>
blob
->
cUnusedBits
)
{
dataBytes
=
(
blob
->
cbData
*
8
-
blob
->
cUnusedBits
)
/
8
+
1
;
unusedBits
=
blob
->
cUnusedBits
>=
8
?
blob
->
cUnusedBits
/
8
:
blob
->
cUnusedBits
;
}
else
{
dataBytes
=
0
;
unusedBits
=
0
;
}
CRYPT_EncodeLen
(
dataBytes
+
1
,
NULL
,
&
lenBytes
);
bytesNeeded
=
1
+
lenBytes
+
dataBytes
+
1
;
if
(
!
pbEncoded
)
{
*
pcbEncoded
=
bytesNeeded
;
ret
=
TRUE
;
}
else
if
(
*
pcbEncoded
<
bytesNeeded
)
{
*
pcbEncoded
=
bytesNeeded
;
SetLastError
(
ERROR_MORE_DATA
);
}
else
{
ret
=
TRUE
;
*
pcbEncoded
=
bytesNeeded
;
*
pbEncoded
++
=
ASN_BITSTRING
;
CRYPT_EncodeLen
(
dataBytes
+
1
,
pbEncoded
,
&
lenBytes
);
pbEncoded
+=
lenBytes
;
*
pbEncoded
++
=
unusedBits
;
if
(
dataBytes
)
{
BYTE
mask
=
0xff
<<
unusedBits
;
if
(
dataBytes
>
1
)
{
memcpy
(
pbEncoded
,
blob
->
pbData
,
dataBytes
-
1
);
pbEncoded
+=
dataBytes
-
1
;
}
*
pbEncoded
=
*
(
blob
->
pbData
+
dataBytes
-
1
)
&
mask
;
}
}
}
__EXCEPT_PAGE_FAULT
{
SetLastError
(
STATUS_ACCESS_VIOLATION
);
}
__ENDTRY
return
ret
;
}
struct
AsnConstructedItem
{
BYTE
tag
;
const
void
*
pvStructInfo
;
CryptEncodeObjectFunc
encodeFunc
;
};
static
BOOL
WINAPI
CRYPT_AsnEncodeConstructed
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
void
*
pvStructInfo
,
BYTE
*
pbEncoded
,
DWORD
*
pcbEncoded
)
{
BOOL
ret
;
const
struct
AsnConstructedItem
*
item
=
(
const
struct
AsnConstructedItem
*
)
pvStructInfo
;
DWORD
len
;
if
((
ret
=
item
->
encodeFunc
(
dwCertEncodingType
,
lpszStructType
,
item
->
pvStructInfo
,
NULL
,
&
len
)))
{
DWORD
dataLen
,
bytesNeeded
;
CRYPT_EncodeLen
(
len
,
NULL
,
&
dataLen
);
bytesNeeded
=
1
+
dataLen
+
len
;
if
(
!
pbEncoded
)
*
pcbEncoded
=
bytesNeeded
;
else
if
(
*
pcbEncoded
<
bytesNeeded
)
{
*
pcbEncoded
=
bytesNeeded
;
SetLastError
(
ERROR_MORE_DATA
);
ret
=
FALSE
;
}
else
{
*
pcbEncoded
=
bytesNeeded
;
*
pbEncoded
++
=
ASN_CONTEXT
|
ASN_CONSTRUCTOR
|
item
->
tag
;
CRYPT_EncodeLen
(
len
,
pbEncoded
,
&
dataLen
);
pbEncoded
+=
dataLen
;
ret
=
item
->
encodeFunc
(
dwCertEncodingType
,
lpszStructType
,
item
->
pvStructInfo
,
pbEncoded
,
&
len
);
if
(
!
ret
)
{
/* Some functions propagate their errors through the size */
*
pcbEncoded
=
len
;
}
}
}
else
{
/* Some functions propagate their errors through the size */
*
pcbEncoded
=
len
;
}
return
ret
;
}
BOOL
WINAPI
WVTAsn1SpcPeImageDataEncode
(
DWORD
dwCertEncodingType
,
LPCSTR
lpszStructType
,
const
void
*
pvStructInfo
,
BYTE
*
pbEncoded
,
DWORD
*
pcbEncoded
)
{
FIXME
(
"(0x%08x, %s, %p, %p, %p)
\n
"
,
dwCertEncodingType
,
const
SPC_PE_IMAGE_DATA
*
imageData
=
(
const
SPC_PE_IMAGE_DATA
*
)
pvStructInfo
;
BOOL
ret
=
FALSE
;
TRACE
(
"(0x%08x, %s, %p, %p, %p)
\n
"
,
dwCertEncodingType
,
debugstr_a
(
lpszStructType
),
pvStructInfo
,
pbEncoded
,
pcbEncoded
);
return
FALSE
;
__TRY
{
struct
AsnEncodeSequenceItem
items
[
2
]
=
{
{
0
}
};
struct
AsnConstructedItem
constructed
=
{
0
,
imageData
->
pFile
,
WVTAsn1SpcLinkEncode
};
DWORD
cItem
=
0
;
if
(
imageData
->
Flags
.
cbData
)
{
items
[
cItem
].
pvStructInfo
=
&
imageData
->
Flags
;
items
[
cItem
].
encodeFunc
=
CRYPT_AsnEncodeBits
;
cItem
++
;
}
if
(
imageData
->
pFile
)
{
items
[
cItem
].
pvStructInfo
=
&
constructed
;
items
[
cItem
].
encodeFunc
=
CRYPT_AsnEncodeConstructed
;
cItem
++
;
}
ret
=
CRYPT_AsnEncodeSequence
(
dwCertEncodingType
,
items
,
cItem
,
pbEncoded
,
pcbEncoded
);
}
__EXCEPT_PAGE_FAULT
{
SetLastError
(
STATUS_ACCESS_VIOLATION
);
}
__ENDTRY
TRACE
(
"returning %d
\n
"
,
ret
);
return
ret
;
}
/* Gets the number of length bytes from the given (leading) length byte */
...
...
dlls/wintrust/tests/asn.c
View file @
5d965df2
...
...
@@ -240,7 +240,6 @@ static void test_encodeSPCPEImage(void)
ret
=
CryptEncodeObjectEx
(
X509_ASN_ENCODING
,
SPC_PE_IMAGE_DATA_STRUCT
,
&
imageData
,
CRYPT_ENCODE_ALLOC_FLAG
,
NULL
,
&
buf
,
&
size
);
todo_wine
ok
(
ret
,
"CryptEncodeObjectEx failed: %08x
\n
"
,
GetLastError
());
if
(
ret
)
{
...
...
@@ -254,7 +253,6 @@ static void test_encodeSPCPEImage(void)
SetLastError
(
0xdeadbeef
);
ret
=
CryptEncodeObjectEx
(
X509_ASN_ENCODING
,
SPC_PE_IMAGE_DATA_STRUCT
,
&
imageData
,
CRYPT_ENCODE_ALLOC_FLAG
,
NULL
,
&
buf
,
&
size
);
todo_wine
ok
(
!
ret
&&
GetLastError
()
==
E_INVALIDARG
,
"Expected E_INVALIDARG, got %08x
\n
"
,
GetLastError
());
/* With just unused bits field set: */
...
...
@@ -262,7 +260,6 @@ static void test_encodeSPCPEImage(void)
imageData
.
Flags
.
cUnusedBits
=
1
;
ret
=
CryptEncodeObjectEx
(
X509_ASN_ENCODING
,
SPC_PE_IMAGE_DATA_STRUCT
,
&
imageData
,
CRYPT_ENCODE_ALLOC_FLAG
,
NULL
,
&
buf
,
&
size
);
todo_wine
ok
(
ret
,
"CryptEncodeObjectEx failed: %08x
\n
"
,
GetLastError
());
if
(
ret
)
{
...
...
@@ -277,7 +274,6 @@ static void test_encodeSPCPEImage(void)
imageData
.
Flags
.
cbData
=
sizeof
(
flags
);
ret
=
CryptEncodeObjectEx
(
X509_ASN_ENCODING
,
SPC_PE_IMAGE_DATA_STRUCT
,
&
imageData
,
CRYPT_ENCODE_ALLOC_FLAG
,
NULL
,
&
buf
,
&
size
);
todo_wine
ok
(
ret
,
"CryptEncodeObjectEx failed: %08x
\n
"
,
GetLastError
());
if
(
ret
)
{
...
...
@@ -292,7 +288,6 @@ static void test_encodeSPCPEImage(void)
imageData
.
pFile
=
&
link
;
ret
=
CryptEncodeObjectEx
(
X509_ASN_ENCODING
,
SPC_PE_IMAGE_DATA_STRUCT
,
&
imageData
,
CRYPT_ENCODE_ALLOC_FLAG
,
NULL
,
&
buf
,
&
size
);
todo_wine
ok
(
ret
,
"CryptEncodeObjectEx failed: %08x
\n
"
,
GetLastError
());
if
(
ret
)
{
...
...
@@ -306,7 +301,6 @@ static void test_encodeSPCPEImage(void)
imageData
.
Flags
.
cbData
=
sizeof
(
flags
);
ret
=
CryptEncodeObjectEx
(
X509_ASN_ENCODING
,
SPC_PE_IMAGE_DATA_STRUCT
,
&
imageData
,
CRYPT_ENCODE_ALLOC_FLAG
,
NULL
,
&
buf
,
&
size
);
todo_wine
ok
(
ret
,
"CryptEncodeObjectEx failed: %08x
\n
"
,
GetLastError
());
if
(
ret
)
{
...
...
@@ -320,7 +314,6 @@ static void test_encodeSPCPEImage(void)
link
.
pwszFile
=
(
LPWSTR
)
nihongoURL
;
ret
=
CryptEncodeObjectEx
(
X509_ASN_ENCODING
,
SPC_PE_IMAGE_DATA_STRUCT
,
&
imageData
,
CRYPT_ENCODE_ALLOC_FLAG
,
NULL
,
&
buf
,
&
size
);
todo_wine
ok
(
ret
,
"CryptEncodeObjectEx failed: %08x
\n
"
,
GetLastError
());
if
(
ret
)
{
...
...
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