1 files changed, 0 insertions, 41 deletions
diff --git a/src/pki/signature_verify_cache.h b/src/pki/signature_verify_cache.h
deleted file mode 100644
index f0d98cf..0000000
--- a/src/pki/signature_verify_cache.h
+++ /dev/null
@@ -1,41 +0,0 @@
-// Copyright 2022 The Chromium Authors
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef BSSL_PKI_SIGNATURE_VERIFY_CACHE_H_
-#define BSSL_PKI_SIGNATURE_VERIFY_CACHE_H_
-
-#include "fillins/openssl_util.h"
-#include <string>
-
-namespace bssl {
-
-class OPENSSL_EXPORT SignatureVerifyCache {
- public:
-  enum class Value {
-    kValid,    // Cached as a valid signature result.
-    kInvalid,  // Cached as an invalid signature result.
-    kUnknown,  // Cache has no information.
-  };
-
-  virtual ~SignatureVerifyCache() = default;
-
-  // This interface uses a const std::string reference instead of
-  // std::string_view because any implementation that may reasonably want to use
-  // std::unordered_map or similar can run into problems with std::hash before
-  // C++20. (https://en.cppreference.com/w/cpp/container/unordered_map/find)
-
-  // |Store| is called to store the result of a verification for |key| as kValid
-  // or kInvalid after a signature check.
-  virtual void Store(const std::string& key, Value value) = 0;
-
-  // |Check| is called to fetch a cached value for a verification for |key|. If
-  // the result is kValid, or kInvalid, signature checking is skipped and the
-  // corresponding cached result is used.  If the result is kUnknown signature
-  // checking is performed and the corresponding result saved using |Store|.
-  virtual Value Check(const std::string& key) = 0;
-};
-
-}  // namespace net
-
-#endif  // BSSL_PKI_SIGNATURE_VERIFY_CACHE_H_