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// +build !amd64 !go1.17 go1.25
package rt
import (
"encoding/base64"
)
func DecodeBase64(raw []byte) ([]byte, error) {
ret := make([]byte, base64.StdEncoding.DecodedLen(len(raw)))
n, err := base64.StdEncoding.Decode(ret, raw)
if err != nil {
return nil, err
}
return ret[:n], nil
}
func EncodeBase64ToString(src []byte) string {
return base64.StdEncoding.EncodeToString(src)
}
func EncodeBase64(buf []byte, src []byte) []byte {
if len(src) == 0 {
return append(buf, '"', '"')
}
buf = append(buf, '"')
need := base64.StdEncoding.EncodedLen(len(src))
if cap(buf) - len(buf) < need {
tmp := make([]byte, len(buf), len(buf) + need*2)
copy(tmp, buf)
buf = tmp
}
base64.StdEncoding.Encode(buf[len(buf):cap(buf)], src)
buf = buf[:len(buf) + need]
buf = append(buf, '"')
return buf
}
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