func()

in v3/internal/aes_gcm.go [93:108]

• 14 lines of code
• 4 McCabe index (conditional complexity)

func (reader *gcmDecryptReader) Read(data []byte) (int, error) {
	if reader.buf == nil {
		b, err := io.ReadAll(reader.src)
		if err != nil {
			return 0, err
		}
		b, err = reader.decrypter.Open(b[:0], reader.nonce, b, nil)
		if err != nil {
			return 0, err
		}

		reader.buf = bytes.NewBuffer(b)
	}

	return reader.buf.Read(data)
}