blob: f3af001f3ead94dba23dc244decd15cc14705a2e (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
|
-- 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, castPtr)
#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
{castPtr `Ptr a', castPtr `Ptr a', `Int'} -> `Int'#}
|