crypt32: Don't abort chain creation if the root signature isn't valid.

This commit is contained in:
Juan Lang 2007-09-06 10:01:22 -07:00 committed by Alexandre Julliard
parent 5b02947937
commit dfd2d3d9bc
2 changed files with 8 additions and 11 deletions

View File

@ -349,22 +349,20 @@ static void CRYPT_CheckTrustedStatus(HCERTSTORE hRoot,
CertFreeCertificateContext(trustedRoot);
}
static BOOL CRYPT_CheckRootCert(HCERTCHAINENGINE hRoot,
static void CRYPT_CheckRootCert(HCERTCHAINENGINE hRoot,
PCERT_CHAIN_ELEMENT rootElement)
{
PCCERT_CONTEXT root = rootElement->pCertContext;
BOOL ret;
if (!(ret = CryptVerifyCertificateSignatureEx(0, root->dwCertEncodingType,
if (!CryptVerifyCertificateSignatureEx(0, root->dwCertEncodingType,
CRYPT_VERIFY_CERT_SIGN_SUBJECT_CERT, (void *)root,
CRYPT_VERIFY_CERT_SIGN_ISSUER_CERT, (void *)root, 0, NULL)))
CRYPT_VERIFY_CERT_SIGN_ISSUER_CERT, (void *)root, 0, NULL))
{
TRACE("Last certificate's signature is invalid\n");
rootElement->TrustStatus.dwErrorStatus |=
CERT_TRUST_IS_NOT_SIGNATURE_VALID;
}
CRYPT_CheckTrustedStatus(hRoot, rootElement);
return ret;
}
/* Decodes a cert's basic constraints extension (either szOID_BASIC_CONSTRAINTS
@ -468,12 +466,12 @@ static BOOL CRYPT_CheckBasicConstraintsForCA(PCCERT_CONTEXT cert,
return validBasicConstraints;
}
static BOOL CRYPT_CheckSimpleChain(PCertificateChainEngine engine,
static void CRYPT_CheckSimpleChain(PCertificateChainEngine engine,
PCERT_SIMPLE_CHAIN chain, LPFILETIME time)
{
PCERT_CHAIN_ELEMENT rootElement = chain->rgpElement[chain->cElement - 1];
int i;
BOOL ret = TRUE, pathLengthConstraintViolated = FALSE;
BOOL pathLengthConstraintViolated = FALSE;
CERT_BASIC_CONSTRAINTS2_INFO constraints = { TRUE, FALSE, 0 };
for (i = chain->cElement - 1; i >= 0; i--)
@ -509,10 +507,9 @@ static BOOL CRYPT_CheckSimpleChain(PCertificateChainEngine engine,
if (CRYPT_IsCertificateSelfSigned(rootElement->pCertContext))
{
rootElement->TrustStatus.dwInfoStatus |= CERT_TRUST_IS_SELF_SIGNED;
ret = CRYPT_CheckRootCert(engine->hRoot, rootElement);
CRYPT_CheckRootCert(engine->hRoot, rootElement);
}
CRYPT_CombineTrustStatus(&chain->TrustStatus, &rootElement->TrustStatus);
return ret;
}
/* Builds a simple chain by finding an issuer for the last cert in the chain,
@ -563,7 +560,7 @@ static BOOL CRYPT_GetSimpleChainForCert(PCertificateChainEngine engine,
{
ret = CRYPT_BuildSimpleChain(engine, world, chain);
if (ret)
ret = CRYPT_CheckSimpleChain(engine, chain, pTime);
CRYPT_CheckSimpleChain(engine, chain, pTime);
}
if (!ret)
{

View File

@ -1597,7 +1597,7 @@ static ChainCheck chainCheck[] = {
{ { sizeof(chain12) / sizeof(chain12[0]), chain12 },
{ { 0, CERT_TRUST_HAS_PREFERRED_ISSUER },
{ CERT_TRUST_IS_UNTRUSTED_ROOT, 0 }, 1, simpleStatus12 },
TODO_CHAIN | TODO_ERROR | TODO_INFO },
TODO_INFO },
{ { sizeof(selfSignedChain) / sizeof(selfSignedChain[0]), selfSignedChain },
{ { 0, CERT_TRUST_HAS_PREFERRED_ISSUER },
{ CERT_TRUST_IS_NOT_TIME_VALID | CERT_TRUST_IS_UNTRUSTED_ROOT, 0 },