Lesson 35 - Get Compute Auth Token Working
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#ifndef AWS_CHECKSUMS_CRC_H
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#define AWS_CHECKSUMS_CRC_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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#include <aws/checksums/exports.h>
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#include <aws/common/macros.h>
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#include <aws/common/stdint.h>
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AWS_PUSH_SANE_WARNING_LEVEL
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AWS_EXTERN_C_BEGIN
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/**
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* The entry point function to perform a CRC32 (Ethernet, gzip) computation.
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* Selects a suitable implementation based on hardware capabilities.
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* Pass 0 in the previousCrc32 parameter as an initial value unless continuing
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* to update a running crc in a subsequent call.
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*/
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AWS_CHECKSUMS_API uint32_t aws_checksums_crc32(const uint8_t *input, int length, uint32_t previous_crc32);
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/**
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* The entry point function to perform a CRC32 (Ethernet, gzip) computation.
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* Supports buffer lengths up to size_t max.
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* Selects a suitable implementation based on hardware capabilities.
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* Pass 0 in the previousCrc32 parameter as an initial value unless continuing
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* to update a running crc in a subsequent call.
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*/
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AWS_CHECKSUMS_API uint32_t aws_checksums_crc32_ex(const uint8_t *input, size_t length, uint32_t previous_crc32);
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/**
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* The entry point function to perform a Castagnoli CRC32c (iSCSI) computation.
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* Selects a suitable implementation based on hardware capabilities.
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* Pass 0 in the previousCrc32 parameter as an initial value unless continuing
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* to update a running crc in a subsequent call.
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*/
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AWS_CHECKSUMS_API uint32_t aws_checksums_crc32c(const uint8_t *input, int length, uint32_t previous_crc32c);
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/**
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* The entry point function to perform a Castagnoli CRC32c (iSCSI) computation.
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* Supports buffer lengths up to size_t max.
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* Selects a suitable implementation based on hardware capabilities.
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* Pass 0 in the previousCrc32 parameter as an initial value unless continuing
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* to update a running crc in a subsequent call.
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*/
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AWS_CHECKSUMS_API uint32_t aws_checksums_crc32c_ex(const uint8_t *input, size_t length, uint32_t previous_crc32c);
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/**
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* The entry point function to perform a CRC64-NVME (a.k.a. CRC64-Rocksoft) computation.
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* Selects a suitable implementation based on hardware capabilities.
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* Pass 0 in the previousCrc64 parameter as an initial value unless continuing
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* to update a running crc in a subsequent call.
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* There are many variants of CRC64 algorithms. This CRC64 variant is bit-reflected (based on
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* the non bit-reflected polynomial 0xad93d23594c93659) and inverts the CRC input and output bits.
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*/
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AWS_CHECKSUMS_API uint64_t aws_checksums_crc64nvme(const uint8_t *input, int length, uint64_t previous_crc64);
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/**
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* The entry point function to perform a CRC64-NVME (a.k.a. CRC64-Rocksoft) computation.
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* Supports buffer lengths up to size_t max.
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* Selects a suitable implementation based on hardware capabilities.
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* Pass 0 in the previousCrc64 parameter as an initial value unless continuing
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* to update a running crc in a subsequent call.
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* There are many variants of CRC64 algorithms. This CRC64 variant is bit-reflected (based on
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* the non bit-reflected polynomial 0xad93d23594c93659) and inverts the CRC input and output bits.
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*/
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AWS_CHECKSUMS_API uint64_t aws_checksums_crc64nvme_ex(const uint8_t *input, size_t length, uint64_t previous_crc64);
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AWS_EXTERN_C_END
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AWS_POP_SANE_WARNING_LEVEL
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#endif /* AWS_CHECKSUMS_CRC_H */
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@@ -0,0 +1,26 @@
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#ifndef AWS_CHECKSUMS_EXPORTS_H
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#define AWS_CHECKSUMS_EXPORTS_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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#if defined(AWS_C_RT_USE_WINDOWS_DLL_SEMANTICS) || defined(_WIN32)
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# ifdef AWS_CHECKSUMS_USE_IMPORT_EXPORT
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# ifdef AWS_CHECKSUMS_EXPORTS
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# define AWS_CHECKSUMS_API __declspec(dllexport)
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# else
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# define AWS_CHECKSUMS_API __declspec(dllimport)
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# endif /* AWS_CHECKSUMS_EXPORTS */
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# else
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# define AWS_CHECKSUMS_API
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# endif /* AWS_CHECKSUMS_USE_IMPORT_EXPORT */
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#else /* defined (AWS_C_RT_USE_WINDOWS_DLL_SEMANTICS) || defined (_WIN32) */
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# if ((__GNUC__ >= 4) || defined(__clang__)) && defined(AWS_CHECKSUMS_USE_IMPORT_EXPORT) && \
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defined(AWS_CHECKSUMS_EXPORTS)
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# define AWS_CHECKSUMS_API __attribute__((visibility("default")))
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# else
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# define AWS_CHECKSUMS_API
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# endif /* __GNUC__ >= 4 || defined(__clang__) */
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#endif /* defined (AWS_C_RT_USE_WINDOWS_DLL_SEMANTICS) || defined (_WIN32) */
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#endif /* AWS_CHECKSUMS_EXPORTS_H */
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