tcp_debug.h File Reference

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Data Structures
struct	tcp_dbg_main_

Macros
#define	TCP_DEBUG_ALWAYS   (0)
	Build debugging infra unconditionally. More...
#define	TCP_DEBUG_ENABLE   (0)
	Build debugging infra only if enabled. More...
#define	TCP_DEBUG_SM   (0)
#define	TCP_DEBUG_CC   (0)
#define	TCP_DEBUG_CS   (0)
#define	TCP_DEBUG_LC   (0 || TCP_DEBUG_SM || TCP_DEBUG_CC || TCP_DEBUG_CS)
#define	TCP_DEBUG   (TCP_DEBUG_ALWAYS || TCP_DEBUG_ENABLE)
#define	TCP_DEBUG_BUF_ALLOC   (0)
#define	TCP_CONCAT_HELPER(_a, _b)   _a##_b
#define	TCP_CC(_a, _b)   TCP_CONCAT_HELPER(_a, _b)
#define	tcp_evt_lvl(_evt)   TCP_CC(_evt, _LVL)
#define	tcp_evt_grp(_evt)   TCP_CC(_evt, _GRP)
#define	tcp_evt_handler(_evt, _args...)   TCP_CC(_evt, _HANDLER) (_args)
#define	tcp_evt_grp_dbg_lvl(_evt)   tcp_dbg_main.grp_dbg_lvl[tcp_evt_grp (_evt)]
#define	foreach_tcp_evt_grp
#define	foreach_tcp_dbg_evt
#define	TCP_EVT(_evt, _args...)
#define	TCP_DBG(_fmt, _args...)
#define	TCP_DECLARE_ETD(_tc, _e, _size)
#define	TCP_EVT_SYN_SENT_HANDLER(_tc, ...)
#define	TCP_EVT_SYNACK_SENT_HANDLER(_tc, ...)
#define	TCP_EVT_SYNACK_RCVD_HANDLER(_tc, ...)
#define	TCP_EVT_SYN_RXT_HANDLER(_tc, ...)
#define	TCP_EVT_FIN_SENT_HANDLER(_tc, ...)
#define	TCP_EVT_RST_SENT_HANDLER(_tc, ...)
#define	TCP_EVT_FIN_RCVD_HANDLER(_tc, ...)
#define	TCP_EVT_RST_RCVD_HANDLER(_tc, ...)
#define	TCP_EVT_STATE_CHANGE_HANDLER(_tc, ...)
#define	TCP_EVT_TIMER_POP_HANDLER(_tc_index, _timer_id, ...)
#define	TCP_EVT_SEG_INVALID_HANDLER(_tc, _btcp, ...)
#define	TCP_EVT_PAWS_FAIL_HANDLER(_tc, _seq, _end, ...)
#define	TCP_EVT_ACK_RCV_ERR_HANDLER(_tc, _type, _ack, ...)
#define	TCP_EVT_RCV_WND_SHRUNK_HANDLER(_tc, _obs, _av, ...)
#define	TCP_EVT_ACK_SENT_HANDLER(_tc, ...)
#define	TCP_EVT_ACK_RCVD_HANDLER(_tc, ...)
#define	TCP_EVT_PKTIZE_HANDLER(_tc, ...)
#define	TCP_EVT_INPUT_HANDLER(_tc, _type, _len, _written, ...)
#define	TCP_EVT_SND_WND_HANDLER(_tc, ...)
#define	TCP_EVT_OUTPUT_HANDLER(_tc, flags, n_bytes, ...)
#define	TCP_EVT_CC_EVT_HANDLER(_tc, _sub_evt, ...)
#define	TCP_EVT_CC_RTX_HANDLER(_tc, offset, n_bytes, ...)
#define	TCP_EVT_DUPACK_SENT_HANDLER(_tc, _btcp, ...)
#define	TCP_EVT_DUPACK_RCVD_HANDLER(_tc, ...)
#define	TCP_EVT_CC_PACK_HANDLER(_tc, ...)
#define	TCP_EVT_CC_SCOREBOARD_HANDLER(_tc, ...)
#define	TCP_EVT_CC_SACKS_HANDLER(_tc, ...)
#define	TCP_EVT_CC_INPUT_HANDLER(_tc, _len, _written, ...)
#define	TCP_EVT_CC_STAT_HANDLER(_tc, ...)
#define	TCP_EVT_CC_STAT_PRINT(_tc)
#define	TCP_DBG_BUFFER_ALLOC_MAYBE_FAIL(thread_index)

Typedefs
typedef enum tcp_evt_grp_	tcp_evt_grp_e
typedef struct tcp_dbg_main_	tcp_dbg_main_t
typedef enum tcp_evt_types_	tcp_evt_types_e
typedef enum tcp_evt_lvl_	tcp_evt_lvl_e
typedef enum tcp_evt_to_grp_	tcp_evt_to_grp_e

Enumerations
enum	tcp_evt_grp_ { TCP_EVT_N_GRP }
enum	tcp_evt_types_ { foreach_tcp_dbg_evt }
enum	tcp_evt_lvl_ { foreach_tcp_dbg_evt }
enum	tcp_evt_to_grp_ { foreach_tcp_dbg_evt }

Functions
void	tcp_evt_track_register (elog_track_t *et)
void	tcp_debug_init (void)

Variables
tcp_dbg_main_t	tcp_dbg_main

Macro Definition Documentation

foreach_tcp_dbg_evt

foreach_tcp_dbg_evt

Value:

_(INIT,                 LC, 1, "init")                          \
  _(DEALLOC,            LC, 1, "dealloc")                       \
  _(OPEN,               LC, 1, "open")                          \
  _(CLOSE,              LC, 1, "close")                         \
  _(BIND,               LC, 1, "bind")                          \
  _(UNBIND,             LC, 1, "unbind")                        \
  _(DELETE,             LC, 1, "delete")                        \
  _(SYN_RCVD,           LC, 1, "SYN rcvd")                      \
  _(STATE_CHANGE,       LC, 1, "state change")                  \
  _(SYN_SENT,           SM, 1, "SYN sent")                      \
  _(SYN_RXT,            SM, 1, "SYN retransmit")                \
  _(SYNACK_SENT,        SM, 1, "SYNACK sent")                   \
  _(SYNACK_RCVD,        SM, 1, "SYNACK rcvd")                   \
  _(FIN_SENT,           SM, 1, "FIN sent")                      \
  _(FIN_RCVD,           SM, 1, "FIN rcvd")                      \
  _(RST_SENT,           SM, 1, "RST sent")                      \
  _(RST_RCVD,           SM, 1, "RST rcvd")                      \
  _(TIMER_POP,          SM, 1, "timer pop")                     \
  _(SEG_INVALID,        SM, 2, "invalid segment")               \
  _(PAWS_FAIL,          SM, 2, "failed paws check")             \
  _(ACK_RCV_ERR,        SM, 2, "invalid ack")                   \
  _(RCV_WND_SHRUNK,     SM, 2, "shrunk rcv_wnd")                \
  _(ACK_SENT,           SM, 3, "ACK sent")                      \
  _(ACK_RCVD,           SM, 3, "ACK rcvd")                      \
  _(PKTIZE,             SM, 3, "packetize")                     \
  _(INPUT,              SM, 3, "in")                            \
  _(OUTPUT,             SM, 4, "output")                        \
  _(SND_WND,            SM, 4, "snd_wnd update")                \
  _(CC_EVT,             CC, 1, "cc event")                      \
  _(CC_RTX,             CC, 2, "retransmit")                    \
  _(CC_PACK,            CC, 2, "cc partial ack")                \
  _(DUPACK_SENT,        CC, 2, "DUPACK sent")                   \
  _(DUPACK_RCVD,        CC, 2, "DUPACK rcvd")                   \
  _(CC_SCOREBOARD,      CC, 2, "scoreboard stats")              \
  _(CC_SACKS,           CC, 2, "snd sacks stats")               \
  _(CC_INPUT,           CC, 2, "ooo data delivered")            \
  _(CC_STAT,            CS, 1, "cc stats")                      \
  _(CC_RTO_STAT,        CS, 1, "cc rto stats")                  \

Definition at line 75 of file tcp_debug.h.

foreach_tcp_evt_grp

#define foreach_tcp_evt_grp

Value:

_(LC, "life cycle")                                             \
  _(SM, "state machine")                                        \
  _(CC, "congestion control")                                   \
  _(CS, "cc stats")                                             \

Definition at line 53 of file tcp_debug.h.

TCP_CC

#define TCP_CC	(		_a,
			_b
	)		TCP_CONCAT_HELPER(_a, _b)

Definition at line 46 of file tcp_debug.h.

TCP_CONCAT_HELPER

#define TCP_CONCAT_HELPER	(		_a,
			_b
	)		_a##_b

Definition at line 45 of file tcp_debug.h.

TCP_DBG

#define TCP_DBG	(		_fmt,
			_args...
	)

Definition at line 146 of file tcp_debug.h.

TCP_DBG_BUFFER_ALLOC_MAYBE_FAIL

#define TCP_DBG_BUFFER_ALLOC_MAYBE_FAIL

(

thread_index

)

Definition at line 985 of file tcp_debug.h.

TCP_DEBUG

#define TCP_DEBUG   (TCP_DEBUG_ALWAYS || TCP_DEBUG_ENABLE)

Definition at line 38 of file tcp_debug.h.

TCP_DEBUG_ALWAYS

#define TCP_DEBUG_ALWAYS   (0)

Build debugging infra unconditionally.

Debug components controlled via debug configuration. Comes with some overhead so it's not recommended for production/performance scenarios. Takes priority over TCP_DEBUG_ENABLE.

Definition at line 26 of file tcp_debug.h.

TCP_DEBUG_BUF_ALLOC

#define TCP_DEBUG_BUF_ALLOC   (0)

Definition at line 39 of file tcp_debug.h.

TCP_DEBUG_CC

#define TCP_DEBUG_CC   (0)

Definition at line 34 of file tcp_debug.h.

TCP_DEBUG_CS

#define TCP_DEBUG_CS   (0)

Definition at line 35 of file tcp_debug.h.

TCP_DEBUG_ENABLE

#define TCP_DEBUG_ENABLE   (0)

Build debugging infra only if enabled.

Debug components controlled via macros that follow.

Definition at line 31 of file tcp_debug.h.

TCP_DEBUG_LC

#define TCP_DEBUG_LC   (0 || TCP_DEBUG_SM || TCP_DEBUG_CC || TCP_DEBUG_CS)

Definition at line 36 of file tcp_debug.h.

TCP_DEBUG_SM

#define TCP_DEBUG_SM   (0)

Definition at line 33 of file tcp_debug.h.

TCP_DECLARE_ETD

#define TCP_DECLARE_ETD	(		_tc,
			_e,
			_size
	)

Value:

struct                                                                  \
{                                                                       \
  u32 data[_size];                                                      \
} * ed;                                                                 \
ed = ELOG_TRACK_DATA (&vlib_global_main.elog_main, _e,                  \
                      _tc->c_elog_track)                                \

Definition at line 152 of file tcp_debug.h.

TCP_EVT

#define TCP_EVT	(		_evt,
			_args...
	)

Definition at line 145 of file tcp_debug.h.

TCP_EVT_ACK_RCV_ERR_HANDLER

#define TCP_EVT_ACK_RCV_ERR_HANDLER	(		_tc,
			_type,
			_ack,
			...
	)

Definition at line 588 of file tcp_debug.h.

TCP_EVT_ACK_RCVD_HANDLER

#define TCP_EVT_ACK_RCVD_HANDLER	(		_tc,
			...
	)

Definition at line 661 of file tcp_debug.h.

TCP_EVT_ACK_SENT_HANDLER

#define TCP_EVT_ACK_SENT_HANDLER	(		_tc,
			...
	)

Definition at line 660 of file tcp_debug.h.

TCP_EVT_CC_EVT_HANDLER

#define TCP_EVT_CC_EVT_HANDLER	(		_tc,
			_sub_evt,
			...
	)

Definition at line 737 of file tcp_debug.h.

TCP_EVT_CC_INPUT_HANDLER

#define TCP_EVT_CC_INPUT_HANDLER	(		_tc,
			_len,
			_written,
			...
	)

Definition at line 864 of file tcp_debug.h.

TCP_EVT_CC_PACK_HANDLER

#define TCP_EVT_CC_PACK_HANDLER	(		_tc,
			...
	)

Definition at line 861 of file tcp_debug.h.

TCP_EVT_CC_RTX_HANDLER

#define TCP_EVT_CC_RTX_HANDLER	(		_tc,
			offset,
			n_bytes,
			...
	)

Definition at line 858 of file tcp_debug.h.

TCP_EVT_CC_SACKS_HANDLER

#define TCP_EVT_CC_SACKS_HANDLER	(		_tc,
			...
	)

Definition at line 863 of file tcp_debug.h.

TCP_EVT_CC_SCOREBOARD_HANDLER

#define TCP_EVT_CC_SCOREBOARD_HANDLER	(		_tc,
			...
	)

Definition at line 862 of file tcp_debug.h.

TCP_EVT_CC_STAT_HANDLER

#define TCP_EVT_CC_STAT_HANDLER	(		_tc,
			...
	)

Definition at line 951 of file tcp_debug.h.

TCP_EVT_CC_STAT_PRINT

#define TCP_EVT_CC_STAT_PRINT

(

_tc

)

Definition at line 952 of file tcp_debug.h.

TCP_EVT_DUPACK_RCVD_HANDLER

#define TCP_EVT_DUPACK_RCVD_HANDLER	(		_tc,
			...
	)

Definition at line 860 of file tcp_debug.h.

TCP_EVT_DUPACK_SENT_HANDLER

#define TCP_EVT_DUPACK_SENT_HANDLER	(		_tc,
			_btcp,
			...
	)

Definition at line 859 of file tcp_debug.h.

TCP_EVT_FIN_RCVD_HANDLER

#define TCP_EVT_FIN_RCVD_HANDLER	(		_tc,
			...
	)

Definition at line 511 of file tcp_debug.h.

TCP_EVT_FIN_SENT_HANDLER

#define TCP_EVT_FIN_SENT_HANDLER	(		_tc,
			...
	)

Definition at line 509 of file tcp_debug.h.

tcp_evt_grp

#define tcp_evt_grp

(

_evt

)

TCP_CC(_evt, _GRP)

Definition at line 49 of file tcp_debug.h.

tcp_evt_grp_dbg_lvl

#define tcp_evt_grp_dbg_lvl

(

_evt

)

tcp_dbg_main.grp_dbg_lvl[tcp_evt_grp (_evt)]

Definition at line 51 of file tcp_debug.h.

tcp_evt_handler

#define tcp_evt_handler	(		_evt,
			_args...
	)		TCP_CC(_evt, _HANDLER) (_args)

Definition at line 50 of file tcp_debug.h.

TCP_EVT_INPUT_HANDLER

#define TCP_EVT_INPUT_HANDLER	(		_tc,
			_type,
			_len,
			_written,
			...
	)

Definition at line 663 of file tcp_debug.h.

tcp_evt_lvl

#define tcp_evt_lvl

(

_evt

)

TCP_CC(_evt, _LVL)

Definition at line 48 of file tcp_debug.h.

TCP_EVT_OUTPUT_HANDLER

#define TCP_EVT_OUTPUT_HANDLER	(		_tc,
			flags,
			n_bytes,
			...
	)

Definition at line 694 of file tcp_debug.h.

TCP_EVT_PAWS_FAIL_HANDLER

#define TCP_EVT_PAWS_FAIL_HANDLER	(		_tc,
			_seq,
			_end,
			...
	)

Definition at line 587 of file tcp_debug.h.

TCP_EVT_PKTIZE_HANDLER

#define TCP_EVT_PKTIZE_HANDLER	(		_tc,
			...
	)

Definition at line 662 of file tcp_debug.h.

TCP_EVT_RCV_WND_SHRUNK_HANDLER

#define TCP_EVT_RCV_WND_SHRUNK_HANDLER	(		_tc,
			_obs,
			_av,
			...
	)

Definition at line 589 of file tcp_debug.h.

TCP_EVT_RST_RCVD_HANDLER

#define TCP_EVT_RST_RCVD_HANDLER	(		_tc,
			...
	)

Definition at line 512 of file tcp_debug.h.

TCP_EVT_RST_SENT_HANDLER

#define TCP_EVT_RST_SENT_HANDLER	(		_tc,
			...
	)

Definition at line 510 of file tcp_debug.h.

TCP_EVT_SEG_INVALID_HANDLER

#define TCP_EVT_SEG_INVALID_HANDLER	(		_tc,
			_btcp,
			...
	)

Definition at line 586 of file tcp_debug.h.

TCP_EVT_SND_WND_HANDLER

#define TCP_EVT_SND_WND_HANDLER	(		_tc,
			...
	)

Definition at line 693 of file tcp_debug.h.

TCP_EVT_STATE_CHANGE_HANDLER

#define TCP_EVT_STATE_CHANGE_HANDLER	(		_tc,
			...
	)

Definition at line 513 of file tcp_debug.h.

TCP_EVT_SYN_RXT_HANDLER

#define TCP_EVT_SYN_RXT_HANDLER	(		_tc,
			...
	)

Definition at line 508 of file tcp_debug.h.

TCP_EVT_SYN_SENT_HANDLER

#define TCP_EVT_SYN_SENT_HANDLER	(		_tc,
			...
	)

Definition at line 505 of file tcp_debug.h.

TCP_EVT_SYNACK_RCVD_HANDLER

#define TCP_EVT_SYNACK_RCVD_HANDLER	(		_tc,
			...
	)

Definition at line 507 of file tcp_debug.h.

TCP_EVT_SYNACK_SENT_HANDLER

#define TCP_EVT_SYNACK_SENT_HANDLER	(		_tc,
			...
	)

Definition at line 506 of file tcp_debug.h.

TCP_EVT_TIMER_POP_HANDLER

#define TCP_EVT_TIMER_POP_HANDLER	(		_tc_index,
			_timer_id,
			...
	)

Definition at line 514 of file tcp_debug.h.

Typedef Documentation

tcp_dbg_main_t

typedef struct tcp_dbg_main_ tcp_dbg_main_t

tcp_evt_grp_e

typedef enum tcp_evt_grp_ tcp_evt_grp_e

tcp_evt_lvl_e

typedef enum tcp_evt_lvl_ tcp_evt_lvl_e

tcp_evt_to_grp_e

typedef enum tcp_evt_to_grp_ tcp_evt_to_grp_e

tcp_evt_types_e

typedef enum tcp_evt_types_ tcp_evt_types_e

Enumeration Type Documentation

tcp_evt_grp_

enum tcp_evt_grp_

Enumerator
TCP_EVT_N_GRP

Definition at line 59 of file tcp_debug.h.

tcp_evt_lvl_

enum tcp_evt_lvl_

Enumerator
foreach_tcp_dbg_evt

Definition at line 122 of file tcp_debug.h.

tcp_evt_to_grp_

enum tcp_evt_to_grp_

Enumerator
foreach_tcp_dbg_evt

Definition at line 129 of file tcp_debug.h.

tcp_evt_types_

enum tcp_evt_types_

Enumerator
foreach_tcp_dbg_evt

Definition at line 115 of file tcp_debug.h.

Function Documentation

tcp_debug_init()

void tcp_debug_init

(

void

)

tcp_evt_track_register()

void tcp_evt_track_register

(

elog_track_t *

et

)

Definition at line 20 of file tcp_debug.c.

Variable Documentation

tcp_dbg_main

tcp_dbg_main_t tcp_dbg_main

Definition at line 17 of file tcp_debug.c.