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Bulletproof connection_ap_handshake_attach_chosen_circuit

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svn:r3855
This commit is contained in:
Nick Mathewson 2005-03-24 06:05:14 +00:00
parent 8fc1061b84
commit 13fdf51bc1
1 changed files with 9 additions and 4 deletions
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13
src/or/circuituse.c
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@ -979,8 +979,8 @@ consider_recording_trackhost(connection_t *conn, circuit_t *circ) {
} }
/** Attempt to attach the connection <b>conn</b> to <b>circ</b>, and /** Attempt to attach the connection <b>conn</b> to <b>circ</b>, and
* send a begin or resolve cell as appropriate. Return values for * send a begin or resolve cell as appropriate. Return values are as
* connection_ap_handshake_attach_chosen_circuit. */ * for connection_ap_handshake_attach_circuit. */
int int
connection_ap_handshake_attach_chosen_circuit(connection_t *conn, connection_ap_handshake_attach_chosen_circuit(connection_t *conn,
circuit_t *circ) circuit_t *circ)
@ -992,6 +992,9 @@ connection_ap_handshake_attach_chosen_circuit(connection_t *conn,
tor_assert(conn->socks_request); tor_assert(conn->socks_request);
tor_assert(circ); tor_assert(circ);
if (circ->state != CIRCUIT_STATE_OPEN)
return 0;
conn->state = AP_CONN_STATE_CIRCUIT_WAIT; conn->state = AP_CONN_STATE_CIRCUIT_WAIT;
if (!circ->timestamp_dirty) if (!circ->timestamp_dirty)
@ -1001,9 +1004,11 @@ connection_ap_handshake_attach_chosen_circuit(connection_t *conn,
tor_assert(conn->socks_request); tor_assert(conn->socks_request);
if (conn->socks_request->command == SOCKS_COMMAND_CONNECT) { if (conn->socks_request->command == SOCKS_COMMAND_CONNECT) {
consider_recording_trackhost(conn, circ); consider_recording_trackhost(conn, circ);
connection_ap_handshake_send_begin(conn, circ); if (connection_ap_handshake_send_begin(conn, circ)<0)
return -1;
} else { } else {
connection_ap_handshake_send_resolve(conn, circ); if (connection_ap_handshake_send_resolve(conn, circ)<0)
return -1;
} }
return 1; return 1;