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/*
* Copyright (c) 2012 Tobias Markmann
* Licensed under the simplified BSD license.
* See Documentation/Licenses/BSD-simplified.txt for more information.
*/
#include "WinUIHelpers.h"
#include <windows.h>
#include <Wincrypt.h>
#include <cryptuiapi.h>
#pragma comment(lib, "cryptui.lib")
#include <boost/shared_ptr.hpp>
#include <Swiften/Base/foreach.h>
namespace Swift {
void WinUIHelpers::displayCertificateChainAsSheet(QWidget* parent, const std::vector<Certificate::ref>& chain) {
if (chain.empty()) {
return;
}
// create certificate store to store the certificate chain in
HCERTSTORE chainStore = CertOpenStore(CERT_STORE_PROV_MEMORY, 0, NULL, CERT_STORE_DEFER_CLOSE_UNTIL_LAST_FREE_FLAG, NULL);
if (!chainStore) {
return;
}
ByteArray certAsDER = chain[0]->toDER();
boost::shared_ptr<const CERT_CONTEXT> certificate_chain;
{
PCCERT_CONTEXT certChain;
BOOL ok = CertAddCertificateContextToStore(chainStore, CertCreateCertificateContext(X509_ASN_ENCODING, vecptr(certAsDER), certAsDER.size()), CERT_STORE_ADD_ALWAYS, &certChain);
// maybe free the cert contex we created
if (!ok || !certChain) {
return;
}
certificate_chain.reset(certChain, CertFreeCertificateContext);
}
for (size_t i = 1; i < chain.size(); ++i) {
ByteArray certAsDER = chain[i]->toDER();
CertAddCertificateContextToStore(chainStore, CertCreateCertificateContext(X509_ASN_ENCODING, vecptr(certAsDER), certAsDER.size()), CERT_STORE_ADD_ALWAYS, NULL);
}
CRYPTUI_VIEWCERTIFICATE_STRUCT viewDialogProperties = { 0 };
viewDialogProperties.dwSize = sizeof(viewDialogProperties);
viewDialogProperties.hwndParent = (HWND) parent->winId();
viewDialogProperties.dwFlags = CRYPTUI_DISABLE_EDITPROPERTIES | CRYPTUI_DISABLE_ADDTOSTORE | CRYPTUI_ENABLE_REVOCATION_CHECKING;
viewDialogProperties.pCertContext = certificate_chain.get();
viewDialogProperties.cStores = 1;
viewDialogProperties.rghStores = &chainStore;
BOOL properties_changed;
// blocking call that shows modal certificate dialog
BOOL rv = ::CryptUIDlgViewCertificate(&viewDialogProperties, &properties_changed);
}
}
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