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crypt32: Support finding certificates by cert id.

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This commit is contained in:
Juan Lang 2007-08-02 12:30:19 -07:00 committed by Alexandre Julliard
parent ac28066b48
commit 0cc08cccb9
1 changed files with 52 additions and 2 deletions
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54
dlls/crypt32/cert.c
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@ -911,8 +911,55 @@ static BOOL compare_cert_by_subject_cert(PCCERT_CONTEXT pCertContext,
&pCertInfo->Issuer, &pCertContext->pCertInfo->Subject);
}
static BOOL compare_cert_by_issuer(PCCERT_CONTEXT pCertContext,
DWORD dwType, DWORD dwFlags, const void *pvPara)
static BOOL compare_cert_by_cert_id(PCCERT_CONTEXT pCertContext, DWORD dwType,
DWORD dwFlags, const void *pvPara)
{
CERT_ID *id = (CERT_ID *)pvPara;
BOOL ret;
switch (id->dwIdChoice)
{
case CERT_ID_ISSUER_SERIAL_NUMBER:
ret = CertCompareCertificateName(pCertContext->dwCertEncodingType,
&pCertContext->pCertInfo->Issuer, &id->u.IssuerSerialNumber.Issuer);
if (ret)
ret = CertCompareIntegerBlob(&pCertContext->pCertInfo->SerialNumber,
&id->u.IssuerSerialNumber.SerialNumber);
break;
case CERT_ID_SHA1_HASH:
ret = compare_cert_by_sha1_hash(pCertContext, dwType, dwFlags,
&id->u.HashId);
break;
case CERT_ID_KEY_IDENTIFIER:
{
DWORD size = 0;
ret = CertGetCertificateContextProperty(pCertContext,
CERT_KEY_IDENTIFIER_PROP_ID, NULL, &size);
if (ret && size == id->u.KeyId.cbData)
{
LPBYTE buf = CryptMemAlloc(size);
if (buf)
{
CertGetCertificateContextProperty(pCertContext,
CERT_KEY_IDENTIFIER_PROP_ID, buf, &size);
ret = !memcmp(buf, id->u.KeyId.pbData, size);
CryptMemFree(buf);
}
}
else
ret = FALSE;
}
default:
ret = FALSE;
break;
}
return ret;
}
static BOOL compare_cert_by_issuer(PCCERT_CONTEXT pCertContext, DWORD dwType,
DWORD dwFlags, const void *pvPara)
{
return compare_cert_by_subject_cert(pCertContext, dwType, dwFlags,
((PCCERT_CONTEXT)pvPara)->pCertInfo);
@ -945,6 +992,9 @@ PCCERT_CONTEXT WINAPI CertFindCertificateInStore(HCERTSTORE hCertStore,
case CERT_COMPARE_SUBJECT_CERT:
compare = compare_cert_by_subject_cert;
break;
case CERT_COMPARE_CERT_ID:
compare = compare_cert_by_cert_id;
break;
case CERT_COMPARE_ISSUER_OF:
compare = compare_cert_by_issuer;
break;