wintrust: Check for the presence of required members of WINTRUST_CERT_INFO…

wintrust: Check for the presence of required members of WINTRUST_CERT_INFO rather than requiring callers to be compiled with the same SDK version.

wintrust: Check for the presence of required members of WINTRUST_CERT_INFO…
9da4d2f3 · Juan Lang · Alexandre Julliard · abacfc0f · 9da4d2f3
Commit 9da4d2f3 authored Jun 12, 2009 by Juan Lang Committed by Alexandre Julliard Jun 15, 2009
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Showing with 9 additions and 4 deletions

softpub.c dlls/wintrust/softpub.c +9 -4

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--- a/dlls/wintrust/softpub.c
+++ b/dlls/wintrust/softpub.c
@@ -256,7 +256,8 @@ static BOOL SOFTPUB_LoadCertMessage(CRYPT_PROVIDER_DATA *data)
    BOOL ret;

    if (data->pWintrustData->u.pCert &&
-     data->pWintrustData->u.pCert->cbStruct == sizeof(WINTRUST_CERT_INFO))
+     WVT_IS_CBSTRUCT_GT_MEMBEROFFSET(WINTRUST_CERT_INFO,
+     data->pWintrustData->u.pCert->cbStruct, psCertContext))
    {
        if (data->psPfns)
        {
@@ -266,7 +267,9 @@ static BOOL SOFTPUB_LoadCertMessage(CRYPT_PROVIDER_DATA *data)
            /* Add a signer with nothing but the time to verify, so we can
             * add a cert to it
             */
-            if (data->pWintrustData->u.pCert->psftVerifyAsOf)
+            if (WVT_ISINSTRUCT(WINTRUST_CERT_INFO,
+             data->pWintrustData->u.pCert->cbStruct, psftVerifyAsOf) &&
+             data->pWintrustData->u.pCert->psftVerifyAsOf)
                data->sftSystemTime = signer.sftVerifyAsOf;
            else
            {
@@ -280,8 +283,10 @@ static BOOL SOFTPUB_LoadCertMessage(CRYPT_PROVIDER_DATA *data)
            {
                ret = data->psPfns->pfnAddCert2Chain(data, 0, FALSE, 0,
                 data->pWintrustData->u.pCert->psCertContext);
-                for (i = 0; ret && i < data->pWintrustData->u.pCert->chStores;
-                 i++)
+                if (WVT_ISINSTRUCT(WINTRUST_CERT_INFO,
+                 data->pWintrustData->u.pCert->cbStruct, pahStores))
+                        for (i = 0;
+                         ret && i < data->pWintrustData->u.pCert->chStores; i++)
                            ret = data->psPfns->pfnAddStore2Chain(data,
                             data->pWintrustData->u.pCert->pahStores[i]);
            }