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-- Copyright 2018 Google LLC
--
-- Licensed under the Apache License, Version 2.0 (the "License"); you may not
-- use this file except in compliance with the License. You may obtain a copy of
-- the License at
--
-- https://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-- WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-- License for the specific language governing permissions and limitations under
-- the License.
module BTLS.BoringSSL.Mem where
import Foreign (Ptr)
import BTLS.Cast (asVoidPtr)
#include <openssl/mem.h>
-- | Directly compares two buffers for equality. This operation takes an amount
-- of time dependent on the specified size but independent of either buffer's
-- contents.
{#fun CRYPTO_memcmp as cryptoMemcmp
{asVoidPtr `Ptr a', asVoidPtr `Ptr a', `Int'} -> `Int'#}
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