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restic/crypto/buffer_pool.go

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package crypto
import "sync"
const defaultBufSize = 32 * 1024 // 32KiB
var bufPool = sync.Pool{
New: func() interface{} {
return make([]byte, defaultBufSize)
},
}
func getBuffer() []byte {
return bufPool.Get().([]byte)
}
func freeBuffer(buf []byte) {
bufPool.Put(buf)
}