gtsocial-umbx

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util_unsafe.go (515B)

      1 // +build !appengine,!js
      2 
      3 package util
      4 
      5 import (
      6 	"reflect"
      7 	"unsafe"
      8 )
      9 
     10 // BytesToReadOnlyString returns a string converted from given bytes.
     11 func BytesToReadOnlyString(b []byte) string {
     12 	return *(*string)(unsafe.Pointer(&b))
     13 }
     14 
     15 // StringToReadOnlyBytes returns bytes converted from given string.
     16 func StringToReadOnlyBytes(s string) (bs []byte) {
     17 	sh := (*reflect.StringHeader)(unsafe.Pointer(&s))
     18 	bh := (*reflect.SliceHeader)(unsafe.Pointer(&bs))
     19 	bh.Data = sh.Data
     20 	bh.Cap = sh.Len
     21 	bh.Len = sh.Len
     22 	return
     23 }