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Add bufferevent support for outgoing connections; exits are now supported.

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This commit is contained in:
Nick Mathewson 2009-08-11 15:03:43 -04:00
parent ddcb59bb70
commit b63f6518cb
3 changed files with 15 additions and 4 deletions
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4
src/or/connection.c
View File

@ -192,6 +192,8 @@ connection_type_uses_bufferevent(connection_t *conn)
switch (conn->type) {
case CONN_TYPE_AP:
return 1;
case CONN_TYPE_EXIT:
return 1;
default:
return 0;
}
@ -1342,7 +1344,7 @@ connection_connect(connection_t *conn, const char *address,
escaped_safe_str_client(address),
port, inprogress?"in progress":"established", s);
conn->s = s;
if (connection_add(conn) < 0) /* no space, forget it */
if (connection_add_connecting(conn) < 0) /* no space, forget it */
return -1;
return inprogress ? 0 : 1;
}

11
src/or/main.c
View File

@ -160,7 +160,7 @@ int can_complete_circuit=0;
* non-reading and non-writing.
*/
int
connection_add(connection_t *conn)
connection_add_impl(connection_t *conn, int is_connecting)
{
tor_assert(conn);
tor_assert(conn->s >= 0 ||
@ -179,7 +179,7 @@ connection_add(connection_t *conn)
tor_libevent_get_base(),
conn->s,
BEV_OPT_DEFER_CALLBACKS);
if (conn->inbuf) {
if (conn->inbuf) {
/* XXX Instead we should assert that there is no inbuf, once we
* have linked connections using bufferevents. */
tor_assert(conn->outbuf);
@ -189,8 +189,15 @@ connection_add(connection_t *conn)
buf_free(conn->outbuf);
conn->inbuf = conn->outbuf = NULL;
}
if (is_connecting) {
/* Put the bufferevent into a "connecting" state so that we'll get
* a "connected" event callback on successful write. */
bufferevent_socket_connect(conn->bufev, NULL, 0);
}
connection_configure_bufferevent_callbacks(conn);
}
#else
(void) is_connecting;
#endif
if (!HAS_BUFFEREVENT(conn) && (conn->s >= 0 || conn->linked)) {

4
src/or/main.h
View File

@ -14,7 +14,9 @@
extern int can_complete_circuit;
int connection_add(connection_t *conn);
int connection_add_impl(connection_t *conn, int is_connecting);
#define connection_add(conn) connection_add_impl((conn), 0)
#define connection_add_connecting(conn) connection_add_impl((conn), 1)
int connection_remove(connection_t *conn);
void connection_unregister_events(connection_t *conn);
int connection_in_array(connection_t *conn);