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minio/pkg/crypto/sha1/sha1block_linux.go

35 lines
1.2 KiB

// +build amd64
/*
* Minimalist Object Storage, (C) 2014 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package sha1
// #cgo CFLAGS: -DHAS_AVX2
// #include <stdint.h>
// #include <stdlib.h>
// void sha1_transform(int32_t *hash, const char* input, size_t num_blocks);
// void sha1_update_intel(int32_t *hash, const char* input, size_t num_blocks);
import "C"
import "unsafe"
func blockAVX2(dig *digest, p []byte) {
C.sha1_transform((*C.int32_t)(unsafe.Pointer(&dig.h[0])), (*C.char)(unsafe.Pointer(&p[0])), (C.size_t)(len(p)/chunk))
}
func blockSSE3(dig *digest, p []byte) {
C.sha1_update_intel((*C.int32_t)(unsafe.Pointer(&dig.h[0])), (*C.char)(unsafe.Pointer(&p[0])), (C.size_t)(len(p)/chunk))
}