diff options
| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2019-02-05 00:49:18 +0100 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2019-02-05 00:49:48 +0100 |
| commit | f7a31ca7bb0106ce5df02aaa4a04bc044563ce0e (patch) | |
| tree | b05413076e49bca4ba1b2f0dd68cfb7edc8fa4c7 /WireGuard/WireGuard/Crypto/x25519.c | |
| parent | Config: Add template for macOS key (diff) | |
| download | wireguard-apple-f7a31ca7bb0106ce5df02aaa4a04bc044563ce0e.tar.xz wireguard-apple-f7a31ca7bb0106ce5df02aaa4a04bc044563ce0e.zip | |
x25519: demand RNG is successful
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Diffstat (limited to '')
| -rw-r--r-- | WireGuard/WireGuard/Crypto/x25519.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/WireGuard/WireGuard/Crypto/x25519.c b/WireGuard/WireGuard/Crypto/x25519.c index e0ff482..b77da0b 100644 --- a/WireGuard/WireGuard/Crypto/x25519.c +++ b/WireGuard/WireGuard/Crypto/x25519.c @@ -7,6 +7,7 @@ #include <stdint.h> #include <string.h> +#include <assert.h> #include <CommonCrypto/CommonRandom.h> #include "x25519.h" @@ -171,7 +172,7 @@ void curve25519_derive_public_key(uint8_t public_key[32], const uint8_t private_ void curve25519_generate_private_key(uint8_t private_key[32]) { - CCRandomGenerateBytes(private_key, 32); + assert(CCRandomGenerateBytes(private_key, 32) == kCCSuccess); private_key[31] = (private_key[31] & 127) | 64; private_key[0] &= 248; } |