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| author | Mathias Hall-Andersen <mathias@hall-andersen.dk> | 2017-08-04 16:15:53 +0200 |
|---|---|---|
| committer | Mathias Hall-Andersen <mathias@hall-andersen.dk> | 2017-08-04 16:15:53 +0200 |
| commit | 8c34c4cbb3780c433148966a004f5a51aace0f64 (patch) | |
| tree | a590de76c326f6dfe3c92d2e27b78ce2ab792289 /src/trie.go | |
| parent | 22c83f4b8d98b6b3c7dabc078e70801d0201876c (diff) | |
| download | wireguard-go-8c34c4cbb3780c433148966a004f5a51aace0f64.tar.gz wireguard-go-8c34c4cbb3780c433148966a004f5a51aace0f64.zip | |
First set of code review patches
Diffstat (limited to 'src/trie.go')
| -rw-r--r-- | src/trie.go | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/trie.go b/src/trie.go index e81b5b6..aa96a8a 100644 --- a/src/trie.go +++ b/src/trie.go @@ -32,11 +32,14 @@ type Trie struct { /* Finds length of matching prefix * TODO: Make faster * - * Assumption: len(ip1) == len(ip2) + * Assumption: + * len(ip1) == len(ip2) + * len(ip1) mod 4 = 0 */ -func commonBits(ip1 net.IP, ip2 net.IP) uint { +func commonBits(ip1 []byte, ip2 []byte) uint { var i uint - size := uint(len(ip1)) + size := uint(len(ip1)) / 4 + for i = 0; i < size; i++ { v := ip1[i] ^ ip2[i] if v != 0 { |