X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=lib%2Farcfour.c;h=97b61160e18b38434ae6d0f7f938284064b60c1f;hb=fb84631f1ec8e82d252cbad0b5b7f83a98e74ba9;hp=61b851127c9d6aa7382d338c4edf8cfabb163762;hpb=13083d5caa5989dab4238adce19a2fa55efc4201;p=gnulib.git

diff --git a/lib/arcfour.c b/lib/arcfour.c
index 61b851127..97b61160e 100644
--- a/lib/arcfour.c
+++ b/lib/arcfour.c
@@ -36,16 +36,16 @@ void
 arcfour_stream (arcfour_context * context, const char *inbuf, char *outbuf,
 		size_t length)
 {
-  size_t i = context->idx_i;
-  size_t j = context->idx_j;
+  uint8_t i = context->idx_i;
+  uint8_t j = context->idx_j;
   char *sbox = context->sbox;
 
   for (; length > 0; length--)
     {
       char t;
 
-      i = (i + 1) % ARCFOUR_SBOX_SIZE;
-      j = (j + sbox[i]) % ARCFOUR_SBOX_SIZE;
+      i++;
+      j += sbox[i];
       t = sbox[i];
       sbox[i] = sbox[j];
       sbox[j] = t;