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crypt32: Implement decoding of X509_ECC_SIGNATURE. 

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Michael Müller 2018-06-20 10:37:57 +03:00 committed by Alexandre Julliard
parent d791d36a9b
commit 718e9dce9c
1 changed files with 32 additions and 0 deletions
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32
dlls/crypt32/decode.c
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@ -6013,6 +6013,35 @@ static BOOL WINAPI CRYPT_AsnDecodeObjectIdentifier(DWORD dwCertEncodingType,
return ret;
}
static BOOL WINAPI CRYPT_AsnDecodeEccSignature(DWORD dwCertEncodingType,
LPCSTR lpszStructType, const BYTE *pbEncoded, DWORD cbEncoded, DWORD dwFlags,
CRYPT_DECODE_PARA *pDecodePara, void *pvStructInfo, DWORD *pcbStructInfo)
{
BOOL ret;
struct AsnDecodeSequenceItem items[] = {
{ ASN_INTEGER, offsetof(CERT_ECC_SIGNATURE, r),
CRYPT_AsnDecodeUnsignedIntegerInternal, sizeof(CRYPT_UINT_BLOB), FALSE,
TRUE, offsetof(CERT_ECC_SIGNATURE, r.pbData), 0 },
{ ASN_INTEGER, offsetof(CERT_ECC_SIGNATURE, s),
CRYPT_AsnDecodeUnsignedIntegerInternal, sizeof(CRYPT_UINT_BLOB), FALSE,
TRUE, offsetof(CERT_ECC_SIGNATURE, s.pbData), 0 },
};
__TRY
{
ret = CRYPT_AsnDecodeSequence(items, ARRAY_SIZE(items),
pbEncoded, cbEncoded, dwFlags, pDecodePara, pvStructInfo,
pcbStructInfo, NULL, NULL);
}
__EXCEPT_PAGE_FAULT
{
SetLastError(STATUS_ACCESS_VIOLATION);
ret = FALSE;
}
__ENDTRY
return ret;
}
static CryptDecodeObjectExFunc CRYPT_GetBuiltinDecoder(DWORD dwCertEncodingType,
LPCSTR lpszStructType)
{
@ -6155,6 +6184,9 @@ static CryptDecodeObjectExFunc CRYPT_GetBuiltinDecoder(DWORD dwCertEncodingType,
case LOWORD(X509_OBJECT_IDENTIFIER):
decodeFunc = CRYPT_AsnDecodeObjectIdentifier;
break;
case LOWORD(X509_ECC_SIGNATURE):
decodeFunc = CRYPT_AsnDecodeEccSignature;
break;
}
}
else if (!strcmp(lpszStructType, szOID_CERT_EXTENSIONS))