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always send replys to P packets
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parent
08ecccc7fe
commit
92a791f430
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@ -158,10 +158,10 @@ tunnel_dns(int tun_fd, int dns_fd)
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if (userid >= 0) {
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users[userid].seed = rand();
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memcpy(&(users[userid].host), &(dummy.q.from), dummy.q.fromlen);
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users[userid].addrlen = dummy.q.fromlen;
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memcpy(&(users[userid].q), &(dummy.q), sizeof(struct query));
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users[userid].q.id = 0;
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users[userid].addrlen = dummy.q.fromlen;
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send_version_response(dns_fd, VERSION_ACK, users[userid].seed, &users[userid]);
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users[userid].q.id = 0;
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} else {
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/* No space for another user */
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send_version_response(dns_fd, VERSION_FULL, USERS, &dummy);
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@ -180,8 +180,6 @@ tunnel_dns(int tun_fd, int dns_fd)
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return 0; /* illegal id */
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}
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users[userid].last_pkt = time(NULL);
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memcpy(&(users[userid].q), &(dummy.q), sizeof(struct query));
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users[userid].q.id = 0;
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login_calculate(logindata, 16, password, users[userid].seed);
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if (dummy.q.fromlen != users[userid].addrlen ||
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@ -215,6 +213,7 @@ tunnel_dns(int tun_fd, int dns_fd)
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write_dns(dns_fd, &(dummy.q), "BADIP", 5);
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return 0; /* illegal id */
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}
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memcpy(&(users[userid].q), &(dummy.q), sizeof(struct query));
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users[userid].last_pkt = time(NULL);
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} else if((in[0] >= '0' && in[0] <= '9')
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|| (in[0] >= 'a' && in[0] <= 'f')
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@ -262,7 +261,7 @@ tunnel_dns(int tun_fd, int dns_fd)
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write_dns(dns_fd, &(dummy.q), users[userid].outpacket.data, users[userid].outpacket.len);
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users[userid].outpacket.len = 0;
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dummy.q.id = 0;
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users[userid].q.id = 0;
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}
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return 0;
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@ -287,8 +286,9 @@ tunnel(int tun_fd, int dns_fd)
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FD_ZERO(&fds);
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/* TODO : use some kind of packet queue */
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if(!all_users_waiting_to_send())
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if(!all_users_waiting_to_send()) {
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FD_SET(tun_fd, &fds);
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}
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FD_SET(dns_fd, &fds);
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i = select(MAX(tun_fd, dns_fd) + 1, &fds, NULL, NULL, &tv);
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