mirror of
git://source.winehq.org/git/wine.git
synced 2024-09-06 03:20:30 +00:00
msisip: Implement MsiSIPGetSignedDataMsg.
This commit is contained in:
parent
34b783c198
commit
7c97132cbf
|
@ -96,6 +96,127 @@ HRESULT WINAPI DllUnregisterServer(void)
|
|||
return S_OK;
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* MsiSIPGetSignedDataMsg (MSISIP.@)
|
||||
*/
|
||||
BOOL WINAPI MsiSIPGetSignedDataMsg(SIP_SUBJECTINFO *pSubjectInfo,
|
||||
DWORD *pdwEncodingType, DWORD dwIndex, DWORD *pcbSignedDataMsg,
|
||||
BYTE *pbSignedDataMsg)
|
||||
{
|
||||
static const WCHAR digitalSig[] = { 5,'D','i','g','i','t','a','l',
|
||||
'S','i','g','n','a','t','u','r','e',0 };
|
||||
BOOL ret = FALSE;
|
||||
IStorage *stg = NULL;
|
||||
HRESULT r;
|
||||
IStream *stm = NULL;
|
||||
BYTE hdr[2], len[sizeof(DWORD)];
|
||||
DWORD count, lenBytes, dataBytes;
|
||||
|
||||
TRACE("(%p %p %d %p %p)\n", pSubjectInfo, pdwEncodingType, dwIndex,
|
||||
pcbSignedDataMsg, pbSignedDataMsg);
|
||||
|
||||
r = StgOpenStorage(pSubjectInfo->pwsFileName, NULL,
|
||||
STGM_DIRECT|STGM_READ|STGM_SHARE_DENY_WRITE, NULL, 0, &stg);
|
||||
if (FAILED(r))
|
||||
{
|
||||
TRACE("couldn't open %s\n", debugstr_w(pSubjectInfo->pwsFileName));
|
||||
goto end;
|
||||
}
|
||||
|
||||
r = IStorage_OpenStream(stg, digitalSig, 0,
|
||||
STGM_READ|STGM_SHARE_EXCLUSIVE, 0, &stm);
|
||||
if (FAILED(r))
|
||||
{
|
||||
TRACE("couldn't find digital signature stream\n");
|
||||
goto freestorage;
|
||||
}
|
||||
|
||||
r = IStream_Read(stm, hdr, sizeof(hdr), &count);
|
||||
if (FAILED(r) || count != sizeof(hdr))
|
||||
goto freestream;
|
||||
if (hdr[0] != 0x30)
|
||||
{
|
||||
WARN("unexpected data in digital sig: 0x%02x%02x\n", hdr[0], hdr[1]);
|
||||
goto freestream;
|
||||
}
|
||||
|
||||
/* Read the asn.1 length from the stream. Only supports definite-length
|
||||
* values, which DER-encoded signatures should be.
|
||||
*/
|
||||
if (hdr[1] == 0x80)
|
||||
{
|
||||
WARN("indefinite-length encoding not supported!\n");
|
||||
goto freestream;
|
||||
}
|
||||
else if (hdr[1] & 0x80)
|
||||
{
|
||||
DWORD temp;
|
||||
LPBYTE ptr;
|
||||
|
||||
lenBytes = hdr[1] & 0x7f;
|
||||
if (lenBytes > sizeof(DWORD))
|
||||
{
|
||||
WARN("asn.1 length too long (%d)\n", lenBytes);
|
||||
goto freestream;
|
||||
}
|
||||
r = IStream_Read(stm, len, lenBytes, &count);
|
||||
if (FAILED(r) || count != lenBytes)
|
||||
goto freestream;
|
||||
dataBytes = 0;
|
||||
temp = lenBytes;
|
||||
ptr = len;
|
||||
while (temp--)
|
||||
{
|
||||
dataBytes <<= 8;
|
||||
dataBytes |= *ptr++;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
lenBytes = 0;
|
||||
dataBytes = hdr[1];
|
||||
}
|
||||
|
||||
if (!pbSignedDataMsg)
|
||||
{
|
||||
*pcbSignedDataMsg = 2 + lenBytes + dataBytes;
|
||||
ret = TRUE;
|
||||
}
|
||||
else if (*pcbSignedDataMsg < 2 + lenBytes + dataBytes)
|
||||
{
|
||||
SetLastError(ERROR_INSUFFICIENT_BUFFER);
|
||||
*pcbSignedDataMsg = 2 + lenBytes + dataBytes;
|
||||
}
|
||||
else
|
||||
{
|
||||
LPBYTE ptr = pbSignedDataMsg;
|
||||
|
||||
memcpy(ptr, hdr, sizeof(hdr));
|
||||
ptr += sizeof(hdr);
|
||||
if (lenBytes)
|
||||
{
|
||||
memcpy(ptr, len, lenBytes);
|
||||
ptr += lenBytes;
|
||||
}
|
||||
r = IStream_Read(stm, ptr, dataBytes, &count);
|
||||
if (SUCCEEDED(r) && count == dataBytes)
|
||||
{
|
||||
*pdwEncodingType = X509_ASN_ENCODING | PKCS_7_ASN_ENCODING;
|
||||
*pcbSignedDataMsg = 2 + lenBytes + dataBytes;
|
||||
ret = TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
freestream:
|
||||
IStream_Release(stm);
|
||||
freestorage:
|
||||
IStorage_Release(stg);
|
||||
end:
|
||||
|
||||
TRACE("returning %d\n", ret);
|
||||
return ret;
|
||||
}
|
||||
|
||||
/***********************************************************************
|
||||
* MsiSIPIsMyTypeOfFile (MSISIP.@)
|
||||
*/
|
||||
|
|
|
@ -1,5 +1,5 @@
|
|||
5 stdcall MsiSIPIsMyTypeOfFile(wstr ptr)
|
||||
6 stub MsiSIPGetSignedDataMsg
|
||||
6 stdcall MsiSIPGetSignedDataMsg(ptr ptr long ptr ptr)
|
||||
7 stub MsiSIPPutSignedDataMsg
|
||||
8 stub MsiSIPRemoveSignedDataMsg
|
||||
9 stub MsiSIPCreateIndirectData
|
||||
|
|
Loading…
Reference in a new issue