mirror of
https://github.com/aaru-dps/Aaru.Checksums.Native.git
synced 2025-12-16 19:24:29 +00:00
366 lines
6.9 KiB
C++
366 lines
6.9 KiB
C++
//
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// Created by claunia on 5/10/21.
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//
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#include <climits>
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#include <cstdint>
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#include <cstring>
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#include "../library.h"
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#include "../crc64.h"
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#include "gtest/gtest.h"
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#define EXPECTED_CRC64 0xbf09992cc5ede38e
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#define EXPECTED_CRC64_15BYTES 0x797F3766FD93975B
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#define EXPECTED_CRC64_31BYTES 0xCD9201905A7937FD
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#define EXPECTED_CRC64_63BYTES 0x29F331FC90702BF4
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#define EXPECTED_CRC64_2352BYTES 0x126435DB43477623
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static const uint8_t* buffer;
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static const uint8_t* buffer_misaligned;
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class crc64Fixture : public ::testing::Test
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{
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public:
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crc64Fixture()
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{
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// initialization;
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// can also be done in SetUp()
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}
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protected:
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void SetUp()
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{
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char path[PATH_MAX];
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char filename[PATH_MAX];
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getcwd(path, PATH_MAX);
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snprintf(filename, PATH_MAX, "%s/data/random", path);
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FILE* file = fopen(filename, "rb");
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buffer = (const uint8_t*)malloc(1048576);
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fread((void*)buffer, 1, 1048576, file);
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fclose(file);
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buffer_misaligned = (const uint8_t*)malloc(1048577);
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memcpy((void*)(buffer_misaligned + 1), buffer, 1048576);
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}
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void TearDown() {
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free((void*)buffer);
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free((void*)buffer_misaligned);
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}
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~crc64Fixture()
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{
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// resources cleanup, no exceptions allowed
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}
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// shared user data
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};
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TEST_F(crc64Fixture, crc64_auto)
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{
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crc64_ctx* ctx = crc64_init();
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uint64_t crc;
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EXPECT_NE(ctx, nullptr);
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crc64_update(ctx, buffer, 1048576);
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crc64_final(ctx, &crc);
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EXPECT_EQ(crc, EXPECTED_CRC64);
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}
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TEST_F(crc64Fixture, crc64_slicing)
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{
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uint64_t crc = CRC64_ECMA_SEED;
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crc64_slicing(&crc, buffer, 1048576);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64);
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}
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TEST_F(crc64Fixture, crc64_auto_misaligned)
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{
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crc64_ctx* ctx = crc64_init();
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uint64_t crc;
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EXPECT_NE(ctx, nullptr);
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crc64_update(ctx, buffer_misaligned+1, 1048576);
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crc64_final(ctx, &crc);
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EXPECT_EQ(crc, EXPECTED_CRC64);
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}
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TEST_F(crc64Fixture, crc64_slicing_misaligned)
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{
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uint64_t crc = CRC64_ECMA_SEED;
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crc64_slicing(&crc, buffer_misaligned+1, 1048576);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64);
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}
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TEST_F(crc64Fixture, crc64_auto_15bytes)
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{
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crc64_ctx* ctx = crc64_init();
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uint64_t crc;
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EXPECT_NE(ctx, nullptr);
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crc64_update(ctx, buffer, 15);
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crc64_final(ctx, &crc);
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EXPECT_EQ(crc, EXPECTED_CRC64_15BYTES);
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}
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TEST_F(crc64Fixture, crc64_slicing_15bytes)
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{
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uint64_t crc = CRC64_ECMA_SEED;
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crc64_slicing(&crc, buffer, 15);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_15BYTES);
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}
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TEST_F(crc64Fixture, crc64_auto_31bytes)
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{
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crc64_ctx* ctx = crc64_init();
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uint64_t crc;
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EXPECT_NE(ctx, nullptr);
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crc64_update(ctx, buffer, 31);
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crc64_final(ctx, &crc);
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EXPECT_EQ(crc, EXPECTED_CRC64_31BYTES);
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}
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TEST_F(crc64Fixture, crc64_slicing_31bytes)
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{
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uint64_t crc = CRC64_ECMA_SEED;
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crc64_slicing(&crc, buffer, 31);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_31BYTES);
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}
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TEST_F(crc64Fixture, crc64_auto_63bytes)
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{
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crc64_ctx* ctx = crc64_init();
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uint64_t crc;
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EXPECT_NE(ctx, nullptr);
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crc64_update(ctx, buffer, 63);
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crc64_final(ctx, &crc);
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EXPECT_EQ(crc, EXPECTED_CRC64_63BYTES);
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}
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TEST_F(crc64Fixture, crc64_slicing_63bytes)
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{
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uint64_t crc = CRC64_ECMA_SEED;
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crc64_slicing(&crc, buffer, 63);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_63BYTES);
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}
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TEST_F(crc64Fixture, crc64_auto_2352bytes)
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{
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crc64_ctx* ctx = crc64_init();
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uint64_t crc;
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EXPECT_NE(ctx, nullptr);
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crc64_update(ctx, buffer, 2352);
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crc64_final(ctx, &crc);
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EXPECT_EQ(crc, EXPECTED_CRC64_2352BYTES);
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}
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TEST_F(crc64Fixture, crc64_slicing_2352bytes)
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{
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uint64_t crc = CRC64_ECMA_SEED;
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crc64_slicing(&crc, buffer, 2352);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_2352BYTES);
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}
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#if defined(__x86_64__) || defined(__amd64) || defined(_M_AMD64) || defined(_M_X64) || defined(__I386__) || \
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defined(__i386__) || defined(__THW_INTEL) || defined(_M_IX86)
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TEST_F(crc64Fixture, crc64_clmul)
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{
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if(!have_clmul()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_clmul(~crc, buffer, 1048576);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64);
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}
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TEST_F(crc64Fixture, crc64_clmul_misaligned)
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{
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if(!have_clmul()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_clmul(~crc, buffer_misaligned+1, 1048576);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64);
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}
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TEST_F(crc64Fixture, crc64_clmul_15bytes)
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{
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if(!have_clmul()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_clmul(~crc, buffer, 15);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_15BYTES);
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}
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TEST_F(crc64Fixture, crc64_clmul_31bytes)
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{
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if(!have_clmul()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_clmul(~crc, buffer, 31);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_31BYTES);
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}
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TEST_F(crc64Fixture, crc64_clmul_63bytes)
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{
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if(!have_clmul()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_clmul(~crc, buffer, 63);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_63BYTES);
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}
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TEST_F(crc64Fixture, crc64_clmul_2352bytes)
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{
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if(!have_clmul()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_clmul(~crc, buffer, 2352);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_2352BYTES);
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}
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#endif
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#if defined(__aarch64__) || defined(_M_ARM64) || defined(__arm__) || defined(_M_ARM)
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TEST_F(crc64Fixture, crc64_vmull)
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{
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if(!have_neon()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_vmull(~crc, buffer, 1048576);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64);
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}
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TEST_F(crc64Fixture, crc64_vmull_misaligned)
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{
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if(!have_neon()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_vmull(~crc, buffer_misaligned+1, 1048576);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64);
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}
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TEST_F(crc64Fixture, crc64_vmull_15bytes)
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{
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if(!have_neon()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_vmull(~crc, buffer, 15);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_15BYTES);
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}
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TEST_F(crc64Fixture, crc64_vmull_31bytes)
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{
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if(!have_neon()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_vmull(~crc, buffer, 31);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_31BYTES);
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}
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TEST_F(crc64Fixture, crc64_vmull_63bytes)
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{
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if(!have_neon()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_vmull(~crc, buffer, 63);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_63BYTES);
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}
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TEST_F(crc64Fixture, crc64_vmull_2352bytes)
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{
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if(!have_neon()) return;
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uint64_t crc = CRC64_ECMA_SEED;
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crc = ~crc64_vmull(~crc, buffer, 2352);
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crc ^= CRC64_ECMA_SEED;
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EXPECT_EQ(crc, EXPECTED_CRC64_2352BYTES);
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}
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#endif
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