29 lines
919 B
C
29 lines
919 B
C
// Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <ring-core/mem.h>
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#include "internal.h"
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int CRYPTO_memcmp(const void *in_a, const void *in_b, size_t len) {
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const aliasing_uint8_t *a = in_a;
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const aliasing_uint8_t *b = in_b;
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uint8_t x = 0;
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for (size_t i = 0; i < len; i++) {
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x |= a[i] ^ b[i];
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}
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return x;
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}
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