bytes.go raw

   1  // @generated Code generated by gen-atomicwrapper.
   2  
   3  // Copyright (c) 2020-2025 Uber Technologies, Inc.
   4  //
   5  // Permission is hereby granted, free of charge, to any person obtaining a copy
   6  // of this software and associated documentation files (the "Software"), to deal
   7  // in the Software without restriction, including without limitation the rights
   8  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9  // copies of the Software, and to permit persons to whom the Software is
  10  // furnished to do so, subject to the following conditions:
  11  //
  12  // The above copyright notice and this permission notice shall be included in
  13  // all copies or substantial portions of the Software.
  14  //
  15  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  18  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  21  // THE SOFTWARE.
  22  
  23  package atomic
  24  
  25  // Bytes is an atomic type-safe wrapper for []byte values.
  26  type Bytes struct {
  27  	_ nocmp // disallow non-atomic comparison
  28  
  29  	v Value
  30  }
  31  
  32  var _zeroBytes []byte
  33  
  34  // NewBytes creates a new Bytes.
  35  func NewBytes(val []byte) *Bytes {
  36  	x := &Bytes{}
  37  	if val != nil {
  38  		x.Store(val)
  39  	}
  40  	return x
  41  }
  42  
  43  // Load atomically loads the wrapped []byte.
  44  func (x *Bytes) Load() (b []byte) {
  45  	if x.v.Load() == nil {
  46  		return
  47  	}
  48  	vb := x.v.Load().([]byte)
  49  	b = make([]byte, len(vb))
  50  	copy(b, vb)
  51  	return
  52  }
  53  
  54  // Store atomically stores the passed []byte.
  55  func (x *Bytes) Store(val []byte) {
  56  	b := make([]byte, len(val))
  57  	copy(b, val)
  58  	x.v.Store(b)
  59  }
  60