/* channel states for channel_t */
typedef enum {
- /*
+ /**
* Closed state - channel is inactive
*
* Permitted transitions from:
* - CHANNEL_STATE_OPENING
*/
CHANNEL_STATE_CLOSED = 0,
- /*
+ /**
* Opening state - channel is trying to connect
*
* Permitted transitions from:
* - CHANNEL_STATE_OPEN
*/
CHANNEL_STATE_OPENING,
- /*
+ /**
* Open state - channel is active and ready for use
*
* Permitted transitions from:
* - CHANNEL_STATE_MAINT
*/
CHANNEL_STATE_OPEN,
- /*
+ /**
* Maintenance state - channel is temporarily offline for subclass specific
* maintenance activities such as TLS renegotiation.
*
* - CHANNEL_STATE_OPEN
*/
CHANNEL_STATE_MAINT,
- /*
+ /**
* Closing state - channel is shutting down
*
* Permitted transitions from:
* - CHANNEL_STATE_ERROR
*/
CHANNEL_STATE_CLOSING,
- /*
+ /**
* Error state - channel has experienced a permanent error
*
* Permitted transitions from:
* - None
*/
CHANNEL_STATE_ERROR,
- /*
+ /**
* Placeholder for maximum state value
*/
CHANNEL_STATE_LAST
/* channel listener states for channel_listener_t */
typedef enum {
- /*
+ /**
* Closed state - channel listener is inactive
*
* Permitted transitions from:
* - CHANNEL_LISTENER_STATE_LISTENING
*/
CHANNEL_LISTENER_STATE_CLOSED = 0,
- /*
+ /**
* Listening state - channel listener is listening for incoming
* connections
*
* - CHANNEL_LISTENER_STATE_ERROR
*/
CHANNEL_LISTENER_STATE_LISTENING,
- /*
+ /**
* Closing state - channel listener is shutting down
*
* Permitted transitions from:
* - CHANNEL_LISTENER_STATE_ERROR
*/
CHANNEL_LISTENER_STATE_CLOSING,
- /*
+ /**
* Error state - channel listener has experienced a permanent error
*
* Permitted transitions from:
* - None
*/
CHANNEL_LISTENER_STATE_ERROR,
- /*
+ /**
* Placeholder for maximum state value
*/
CHANNEL_LISTENER_STATE_LAST
/** State variable for use by the scheduler */
enum {
- /*
+ /**
* The channel is not open, or it has a full output buffer but no queued
* cells.
*/
SCHED_CHAN_IDLE = 0,
- /*
+ /**
* The channel has space on its output buffer to write, but no queued
* cells.
*/
SCHED_CHAN_WAITING_FOR_CELLS,
- /*
+ /**
* The scheduler has queued cells but no output buffer space to write.
*/
SCHED_CHAN_WAITING_TO_WRITE,
- /*
+ /**
* The scheduler has both queued cells and output buffer space, and is
* eligible for the scheduler loop.
*/
ratelim_t last_warned_circ_ids_exhausted;
/** Channel timestamps for cell channels */
- time_t timestamp_client; /* Client used this, according to relay.c */
- time_t timestamp_recv; /* Cell received from lower layer */
- time_t timestamp_xmit; /* Cell sent to lower layer */
+ time_t timestamp_client; /*(< Client used this, according to relay.c */
+ time_t timestamp_recv; /**< Cell received from lower layer */
+ time_t timestamp_xmit; /**< Cell sent to lower layer */
/** Timestamp for run_connection_housekeeping(). We update this once a
* second when we run housekeeping and find a circuit on this channel, and
* distinct namespace. */
uint64_t dirreq_id;
- /** Channel counters for cell channels */
+ /** Channel counters for cells and bytes we have received. */
uint64_t n_cells_recved, n_bytes_recved;
+ /** Channel counters for cells and bytes we have sent. */
uint64_t n_cells_xmitted, n_bytes_xmitted;
};
struct channel_listener_s {
- /* Current channel listener state */
+ /** Current channel listener state */
channel_listener_state_t state;
- /* Globally unique ID number for a channel over the lifetime of a Tor
+ /** Globally unique ID number for a channel over the lifetime of a Tor
* process.
*/
uint64_t global_identifier;