crypto

func RandBytes ¶

func RandBytes(c int) ([]byte, error)

func RandHexString ¶

func RandHexString(bytesLen int) (string, error)

func ReaderHashSum ¶

func ReaderHashSum(h hash.Hash, r io.Reader) ([]byte, error)

ReaderHashSum returns the computed sum from the reader's bytes.

The caller is responsible for reseting the input hasher if it reused.

func ReaderHashSumsEqual ¶

func ReaderHashSumsEqual(h hash.Hash, readers ...io.Reader) (same bool, sums [][]byte, _ error)

ReaderHashSumsEqual returns the hashes of one or more io.Reader contents and indicates if they were all equal.

It will reset the input hasher prior to each use, but will not reset it before returning.