diff options
Diffstat (limited to 'src/crypto/rc4/rc4.c')
| -rw-r--r-- | src/crypto/rc4/rc4.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/src/crypto/rc4/rc4.c b/src/crypto/rc4/rc4.c index aa19dc2..b8e1d9f 100644 --- a/src/crypto/rc4/rc4.c +++ b/src/crypto/rc4/rc4.c @@ -234,23 +234,22 @@ void RC4(RC4_KEY *key, size_t len, const uint8_t *in, uint8_t *out) { void RC4_set_key(RC4_KEY *rc4key, unsigned len, const uint8_t *key) { uint32_t tmp; - int id1, id2; + unsigned i, id1, id2; uint32_t *d; - unsigned int i; d = &rc4key->data[0]; rc4key->x = 0; rc4key->y = 0; id1 = id2 = 0; -#define SK_LOOP(d, n) \ - { \ - tmp = d[(n)]; \ +#define SK_LOOP(d, n) \ + { \ + tmp = d[(n)]; \ id2 = (key[id1] + tmp + id2) & 0xff; \ - if (++id1 == len) \ - id1 = 0; \ - d[(n)] = d[id2]; \ - d[id2] = tmp; \ + if (++id1 == len) \ + id1 = 0; \ + d[(n)] = d[id2]; \ + d[id2] = tmp; \ } for (i = 0; i < 256; i++) { |