28 lines
1.1 KiB
C
28 lines
1.1 KiB
C
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#ifndef AWS_COMMON_PREDICATES_H
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#define AWS_COMMON_PREDICATES_H
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/**
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* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
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* SPDX-License-Identifier: Apache-2.0.
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*/
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/**
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* Returns whether all bytes of the two byte arrays match.
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*/
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#if defined(AWS_DEEP_CHECKS) && (AWS_DEEP_CHECKS == 1)
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# ifdef CBMC
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/* clang-format off */
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# define AWS_BYTES_EQ(arr1, arr2, len) \
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__CPROVER_forall { \
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int i; \
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(i >= 0 && i < len) ==> ((const uint8_t *)&arr1)[i] == ((const uint8_t *)&arr2)[i] \
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}
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/* clang-format on */
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# else
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# define AWS_BYTES_EQ(arr1, arr2, len) (memcmp(arr1, arr2, len) == 0)
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# endif /* CBMC */
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#else
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# define AWS_BYTES_EQ(arr1, arr2, len) (1)
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#endif /* (AWS_DEEP_CHECKS == 1) */
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#endif /* AWS_COMMON_PREDICATES_H */
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