Lines Matching refs:rs_buf
56 size_t rs_have; /* valid bytes at end of rs_buf */
63 u_char rs_buf[RSBUFSZ]; /* keystream blocks */
102 /* invalidate rs_buf */
104 memset(rsx->rs_buf, 0, sizeof(rsx->rs_buf));
128 memset(rsx->rs_buf, 0, sizeof(rsx->rs_buf));
130 /* fill rs_buf with the keystream */
131 chacha_encrypt_bytes(&rsx->rs_chacha, rsx->rs_buf,
132 rsx->rs_buf, sizeof(rsx->rs_buf));
139 rsx->rs_buf[i] ^= dat[i];
142 _rs_init(rsx->rs_buf, KEYSZ + IVSZ);
143 memset(rsx->rs_buf, 0, KEYSZ + IVSZ);
144 rs->rs_have = sizeof(rsx->rs_buf) - KEYSZ - IVSZ;
158 keystream = rsx->rs_buf + sizeof(rsx->rs_buf)
179 keystream = rsx->rs_buf + sizeof(rsx->rs_buf) - rs->rs_have;