frostfs-api-go-pogpp/service/utils.go

18 lines
429 B
Go

package service
// SignedDataFromReader allocates buffer and reads bytes from passed reader to it.
//
// If passed SignedDataReader is nil, ErrNilSignedDataReader returns.
func SignedDataFromReader(r SignedDataReader) ([]byte, error) {
if r == nil {
return nil, ErrNilSignedDataReader
}
data := make([]byte, r.SignedDataSize())
if _, err := r.ReadSignedData(data); err != nil {
return nil, err
}
return data, nil
}