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24 lines
922 B
24 lines
922 B
10 years ago
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// +build amd64
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package sha256
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// #cgo CFLAGS: -DHAS_SSE41 -DHAS_AVX -DHAS_AVX2
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// #include <stdint.h>
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// void sha256_transform_ssse3 (const char *input_data, uint32_t *digest, unsigned long num_blks);
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// void sha256_transform_avx (const char *input_data, uint32_t *digest, unsigned long num_blks);
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// void sha256_transform_rorx (const char *input_data, uint32_t *digest, unsigned long num_blks);
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import "C"
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import "unsafe"
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func blockSSE(dig *digest, p []byte) {
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C.sha256_transform_ssse3((*C.char)(unsafe.Pointer(&p[0])), (*C.uint32_t)(unsafe.Pointer(&dig.h[0])), (C.ulong)(len(p)/64))
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}
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func blockAVX(dig *digest, p []byte) {
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C.sha256_transform_avx((*C.char)(unsafe.Pointer(&p[0])), (*C.uint32_t)(unsafe.Pointer(&dig.h[0])), (C.ulong)(len(p)/64))
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}
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func blockAVX2(dig *digest, p []byte) {
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C.sha256_transform_rorx((*C.char)(unsafe.Pointer(&p[0])), (*C.uint32_t)(unsafe.Pointer(&dig.h[0])), (C.ulong)(len(p)/64))
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}
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