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Diffstat (limited to 'libgo/go/hash/crc32')
-rw-r--r--libgo/go/hash/crc32/crc32.go13
1 files changed, 6 insertions, 7 deletions
diff --git a/libgo/go/hash/crc32/crc32.go b/libgo/go/hash/crc32/crc32.go
index 5980ec0..557fab8 100644
--- a/libgo/go/hash/crc32/crc32.go
+++ b/libgo/go/hash/crc32/crc32.go
@@ -119,14 +119,13 @@ func (d *digest) Write(p []byte) (n int, err error) {
func (d *digest) Sum32() uint32 { return d.crc }
-func (d *digest) Sum() []byte {
- p := make([]byte, 4)
+func (d *digest) Sum(in []byte) []byte {
s := d.Sum32()
- p[0] = byte(s >> 24)
- p[1] = byte(s >> 16)
- p[2] = byte(s >> 8)
- p[3] = byte(s)
- return p
+ in = append(in, byte(s>>24))
+ in = append(in, byte(s>>16))
+ in = append(in, byte(s>>8))
+ in = append(in, byte(s))
+ return in
}
// Checksum returns the CRC-32 checksum of data