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41 lines
1.0 KiB
41 lines
1.0 KiB
/*
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* Copyright 2021 ByteDance Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package caching
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import (
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`unsafe`
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`github.com/bytedance/sonic/internal/rt`
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)
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var (
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V_strhash = rt.UnpackEface(strhash)
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S_strhash = *(*uintptr)(V_strhash.Value)
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)
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//go:noescape
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//go:linkname strhash runtime.strhash
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func strhash(_ unsafe.Pointer, _ uintptr) uintptr
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func StrHash(s string) uint64 {
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if v := strhash(unsafe.Pointer(&s), 0); v == 0 {
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return 1
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} else {
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return uint64(v)
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}
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}
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