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crypt32: Support PKCS messages wrapped in a PKCS content info in CryptQueryObject.

This commit is contained in:
Juan Lang 2007-09-27 10:01:30 -07:00 committed by Alexandre Julliard
parent f880982176
commit f8ff1c3237
1 changed files with 49 additions and 1 deletions
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50
dlls/crypt32/object.c
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@ -299,7 +299,55 @@ static BOOL CRYPT_QueryMessageObject(DWORD dwObjectType, const void *pvObject,
return FALSE;
ret = FALSE;
if (dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED)
/* Try it first as a PKCS content info */
if ((dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED) ||
(dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_UNSIGNED))
{
msg = CryptMsgOpenToDecode(encodingType, 0, 0, 0, NULL, NULL);
if (msg)
{
ret = CryptMsgUpdate(msg, blob->pbData, blob->cbData, TRUE);
if (ret)
{
DWORD type, len = sizeof(type);
ret = CryptMsgGetParam(msg, CMSG_TYPE_PARAM, 0, &type, &len);
if (ret)
{
if ((dwExpectedContentTypeFlags &
CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED))
{
if (type != CMSG_SIGNED)
{
SetLastError(ERROR_INVALID_DATA);
ret = FALSE;
}
else if (pdwContentType)
*pdwContentType = CERT_QUERY_CONTENT_PKCS7_SIGNED;
}
else if ((dwExpectedContentTypeFlags &
CERT_QUERY_CONTENT_FLAG_PKCS7_UNSIGNED))
{
if (type != CMSG_DATA)
{
SetLastError(ERROR_INVALID_DATA);
ret = FALSE;
}
else if (pdwContentType)
*pdwContentType = CERT_QUERY_CONTENT_PKCS7_UNSIGNED;
}
}
}
if (!ret)
{
CryptMsgClose(msg);
msg = NULL;
}
}
}
/* Failing that, try explicitly typed messages */
if (!ret &&
(dwExpectedContentTypeFlags & CERT_QUERY_CONTENT_FLAG_PKCS7_SIGNED))
{
msg = CryptMsgOpenToDecode(encodingType, 0, CMSG_SIGNED, 0, NULL, NULL);
if (msg)