From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 security/certverifier/CTLogVerifier.h | 68 +++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 security/certverifier/CTLogVerifier.h

(limited to 'security/certverifier/CTLogVerifier.h')

diff --git a/security/certverifier/CTLogVerifier.h b/security/certverifier/CTLogVerifier.h
new file mode 100644
index 000000000..6edd554ca
--- /dev/null
+++ b/security/certverifier/CTLogVerifier.h
@@ -0,0 +1,68 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef CTLogVerifier_h
+#define CTLogVerifier_h
+
+#include "pkix/Input.h"
+#include "pkix/pkix.h"
+#include "SignedCertificateTimestamp.h"
+#include "SignedTreeHead.h"
+
+namespace mozilla { namespace ct {
+
+// Verifies Signed Certificate Timestamps (SCTs) provided by a specific log
+// using the public key of that log. Assumes the SCT being verified
+// matches the log by log key ID and signature parameters (an error is returned
+// otherwise).
+// The verification functions return Success if the provided SCT has passed
+// verification, ERROR_BAD_SIGNATURE if failed verification, or other result
+// on error.
+class CTLogVerifier
+{
+public:
+  CTLogVerifier();
+
+  // Initializes the verifier with log-specific information.
+  // |subjectPublicKeyInfo| is a DER-encoded SubjectPublicKeyInfo.
+  // An error is returned if |subjectPublicKeyInfo| refers to an unsupported
+  // public key.
+  pkix::Result Init(pkix::Input subjectPublicKeyInfo);
+
+  // Returns the log's key ID, which is a SHA256 hash of its public key.
+  // See RFC 6962, Section 3.2.
+  const Buffer& keyId() const { return mKeyId; }
+
+  // Verifies that |sct| contains a valid signature for |entry|.
+  // |sct| must be signed by the verifier's log.
+  pkix::Result Verify(const LogEntry& entry,
+                      const SignedCertificateTimestamp& sct);
+
+  // Verifies the signature in |sth|.
+  // |sth| must be signed by the verifier's log.
+  pkix::Result VerifySignedTreeHead(const SignedTreeHead& sth);
+
+  // Returns true if the signature and hash algorithms in |signature|
+  // match those of the log.
+  bool SignatureParametersMatch(const DigitallySigned& signature);
+
+private:
+  // Performs the underlying verification using the log's public key. Note
+  // that |signature| contains the raw signature data (i.e. without any
+  // DigitallySigned struct encoding).
+  // Returns Success if passed verification, ERROR_BAD_SIGNATURE if failed
+  // verification, or other result on error.
+  pkix::Result VerifySignature(pkix::Input data, pkix::Input signature);
+  pkix::Result VerifySignature(const Buffer& data, const Buffer& signature);
+
+  Buffer mSubjectPublicKeyInfo;
+  Buffer mKeyId;
+  DigitallySigned::SignatureAlgorithm mSignatureAlgorithm;
+};
+
+} } // namespace mozilla::ct
+
+#endif // CTLogVerifier_h
-- 
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