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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/noise_helpers.go | |
| parent | 22c83f4b8d98b6b3c7dabc078e70801d0201876c (diff) | |
First set of code review patches
Diffstat (limited to 'src/noise_helpers.go')
| -rw-r--r-- | src/noise_helpers.go | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/src/noise_helpers.go b/src/noise_helpers.go index 1e622a5..105f78f 100644 --- a/src/noise_helpers.go +++ b/src/noise_helpers.go @@ -47,6 +47,14 @@ func KDF3(key []byte, input []byte) (t0 [blake2s.Size]byte, t1 [blake2s.Size]byt return } +func isZero(val []byte) bool { + var acc byte + for _, b := range val { + acc |= b + } + return acc == 0 +} + /* curve25519 wrappers */ func newPrivateKey() (sk NoisePrivateKey, err error) { |