// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_CHROMEOS_NET_CERT_VERIFY_PROC_CHROMEOS_H_
#define CHROME_BROWSER_CHROMEOS_NET_CERT_VERIFY_PROC_CHROMEOS_H_
#include "crypto/scoped_nss_types.h"
#include "net/cert/cert_verify_proc_nss.h"
#include "net/cert/nss_profile_filter_chromeos.h"
namespace chromeos {
// Wrapper around CertVerifyProcNSS which allows filtering trust decisions on a
// per-slot basis.
//
// Note that only the simple case is currently handled (if a slot contains a new
// trust root, that root should not be trusted by CertVerifyProcChromeOS
// instances using other slots). More complicated cases are not handled (like
// two slots adding the same root cert but with different trust values).
class CertVerifyProcChromeOS : public net::CertVerifyProcNSS {
public:
// Creates a CertVerifyProc that doesn't allow any user-provided trust roots.
CertVerifyProcChromeOS();
// Creates a CertVerifyProc that doesn't allow trust roots provided by
// users other than the specified slot.
explicit CertVerifyProcChromeOS(crypto::ScopedPK11Slot public_slot);
protected:
virtual ~CertVerifyProcChromeOS();
private:
// net::CertVerifyProcNSS implementation:
virtual int VerifyInternal(
net::X509Certificate* cert,
const std::string& hostname,
int flags,
net::CRLSet* crl_set,
const net::CertificateList& additional_trust_anchors,
net::CertVerifyResult* verify_result) OVERRIDE;
// Check if the trust root of |current_chain| is allowed.
// |is_chain_valid_arg| is actually a ChainVerifyArgs*, which is used to pass
// state through the NSS CERTChainVerifyCallback.isChainValidArg parameter.
// If the chain is allowed, |*chain_ok| will be set to PR_TRUE.
// If the chain is not allowed, |*chain_ok| is set to PR_FALSE, and this
// function may be called again during a single certificate verification if
// there are multiple possible valid chains.
static SECStatus IsChainValidFunc(void* is_chain_valid_arg,
const CERTCertList* current_chain,
PRBool* chain_ok);
net::NSSProfileFilterChromeOS profile_filter_;
};
} // namespace chromeos
#endif // CHROME_BROWSER_CHROMEOS_NET_CERT_VERIFY_PROC_CHROMEOS_H_