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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2020-04-03 23:14:07 -0600 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2020-04-03 23:14:07 -0600 |
| commit | 20e28d2b0f4ae522cf14abcc5a29f9ade24f217b (patch) | |
| tree | 5799079464b67d6580e9414616880020e3493189 /contrib/highlighter | |
| parent | Makefile: simplify silent cleaning (diff) | |
| download | wireguard-tools-20e28d2b0f4ae522cf14abcc5a29f9ade24f217b.tar.xz wireguard-tools-20e28d2b0f4ae522cf14abcc5a29f9ade24f217b.zip | |
highlighter: insist on 256-bit keys, not 257-bit or 258-bit
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to 'contrib/highlighter')
| -rw-r--r-- | contrib/highlighter/highlighter.c | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/contrib/highlighter/highlighter.c b/contrib/highlighter/highlighter.c index 9f0e53a..e0d4e04 100644 --- a/contrib/highlighter/highlighter.c +++ b/contrib/highlighter/highlighter.c @@ -62,11 +62,32 @@ static bool is_valid_key(string_span_t s) if (s.len != 44 || s.s[43] != '=') return false; - for (size_t i = 0; i < 43; ++i) { + for (size_t i = 0; i < 42; ++i) { if (!is_decimal(s.s[i]) && !is_alphabet(s.s[i]) && s.s[i] != '/' && s.s[i] != '+') return false; } + switch (s.s[42]) { + case 'A': + case 'E': + case 'I': + case 'M': + case 'Q': + case 'U': + case 'Y': + case 'c': + case 'g': + case 'k': + case 'o': + case 's': + case 'w': + case '4': + case '8': + case '0': + break; + default: + return false; + } return true; } |