func hash/crc32.update

3 uses

	hash/crc32 (current package)
		crc32.go#L197: func update(crc uint32, tab *Table, p []byte, checkInitIEEE bool) uint32 {
		crc32.go#L215: 	return update(crc, tab, p, true)
		crc32.go#L221: 	d.crc = update(d.crc, d.tab, p, false)