Get at least SOCKS4A working
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parent
318b7400d1
commit
22d9e20b4a
46
common.c
46
common.c
@ -390,6 +390,7 @@ struct socks_connector
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struct poller_timer timeout; ///< Timeout timer
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bool done; ///< We're connected
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uint8_t bound_address_len; ///< Length of domain name
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struct socks_addr bound_address; ///< Bound address at the server
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uint16_t bound_port; ///< Bound port at the server
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@ -435,16 +436,6 @@ struct socks_connector
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return false; \
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BLOCK_END
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// FIXME: we need to cancel all events
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#define SOCKS_DONE() \
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BLOCK_START \
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int fd = self->socket_fd; \
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set_blocking (fd, true); \
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self->socket_fd = -1; \
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self->on_connected (self->user_data, fd); \
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return true; \
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BLOCK_END
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#define SOCKS_NEED_DATA(n) \
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if (!socks_try_fill_read_buffer (self, (n))) \
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return false; \
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@ -521,7 +512,8 @@ socks_4a_finish (struct socks_connector *self)
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switch (status)
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{
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case 90:
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SOCKS_DONE ();
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self->done = true;
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return false;
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case 91:
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SOCKS_FAIL ("request rejected or failed");
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case 92:
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@ -593,7 +585,8 @@ socks_5_request_port (struct socks_connector *self)
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hard_assert (msg_unpacker_u16 (&unpacker, &self->bound_port));
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str_remove_slice (&self->read_buffer, 0, unpacker.offset);
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SOCKS_DONE ();
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self->done = true;
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return false;
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}
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static bool
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@ -890,11 +883,20 @@ socks_connector_start (struct socks_connector *self)
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connector_step (connector);
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poller_timer_set (&self->timeout, 60 * 1000);
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self->done = false;
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}
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static void
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socks_connector_step (struct socks_connector *self)
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{
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// Close the socket if needed
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if (self->socket_fd != -1)
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{
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poller_fd_reset (&self->socket_event);
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xclose (self->socket_fd);
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self->socket_fd = -1;
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}
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// Destroy current connector if needed
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if (self->connector)
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{
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@ -931,18 +933,22 @@ socks_connector_on_ready
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{
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(void) pfd;
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if (!self->on_data (self) || !socks_try_flush_write_buffer (self))
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{
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// We've failed this target, let's try to move on
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// FIXME: we need to cancel all events
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socks_connector_step (self);
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}
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// If we successfully establish the connection, then the FD is reset to -1
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else if (self->socket_fd != -1)
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if (self->on_data (self) && socks_try_flush_write_buffer (self))
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{
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poller_fd_set (&self->socket_event,
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self->write_buffer.len ? (POLLIN | POLLOUT) : POLLIN);
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}
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else if (self->done)
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{
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int fd = self->socket_fd;
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poller_fd_reset (&self->socket_event);
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self->socket_fd = -1;
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set_blocking (fd, true);
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self->on_connected (self->user_data, fd);
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}
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else
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// We've failed this target, let's try to move on
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socks_connector_step (self);
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}
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static void
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