43     prng->rc4.x = 0;  in rc4_start()
61     if (prng->rc4.x + inlen > 256) {  in rc4_add_entropy()
62        if (prng->rc4.x == 256) {  in rc4_add_entropy()
67           inlen = 256 - prng->rc4.x;  in rc4_add_entropy()
72        prng->rc4.buf[prng->rc4.x++] = *in++;  in rc4_add_entropy()
92     s = prng->rc4.buf;  in rc4_ready()
94     keylen = prng->rc4.x;  in rc4_ready()
102         y = (y + prng->rc4.buf[x] + key[j++]) & 255;  in rc4_ready()
108     prng->rc4.x = 0;  in rc4_ready()
109     prng->rc4.y = 0;  in rc4_ready()
138    x = prng->rc4.x;  in rc4_read()
139    y = prng->rc4.y;  in rc4_read()
140    s = prng->rc4.buf;  in rc4_read()
148    prng->rc4.x = x;  in rc4_read()
149    prng->rc4.y = y;  in rc4_read()