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circlehash64.go
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circlehash64.go
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// Copyright 2021 Faye Amacker
//
// 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
//
// https://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 circlehash
import (
"unsafe"
)
// Hash64 returns a 64-bit digest of data.
// Digest is compatible with CircleHash64f.
func Hash64(b []byte, seed uint64) uint64 {
return uint64(circle64f(*(*unsafe.Pointer)(unsafe.Pointer(&b)), seed, uint64(len(b))))
}
// Hash64String returns a 64-bit digest of s.
// Digest is compatible with Hash64.
func Hash64String(s string, seed uint64) uint64 {
return uint64(circle64f(*(*unsafe.Pointer)(unsafe.Pointer(&s)), seed, uint64(len(s))))
}
// Hash64Uint64x2 returns a 64-bit digest of a and b.
// Digest is compatible with Hash64 with byte slice of len 16.
func Hash64Uint64x2(a uint64, b uint64, seed uint64) uint64 {
return circle64fUint64x2(a, b, seed)
}