char block[64];
char innerhash[16];
+ /* Reduce the key's size, so that it becomes <= 64 bytes large. */
+
if (keylen > 64)
{
struct md5_ctx keyhash;
keylen = 16;
}
+ /* Compute INNERHASH from KEY and IN. */
+
md5_init_ctx (&inner);
memset (block, IPAD, sizeof (block));
md5_finish_ctx (&inner, innerhash);
+ /* Compute result from KEY and INNERHASH. */
+
md5_init_ctx (&outer);
memset (block, OPAD, sizeof (block));