session_types.h File Reference

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Data Structures
struct	session_
struct	session_rpc_args_t
struct	session_dgram_pre_hdr_
struct	session_dgram_header_

Macros
#define	SESSION_INVALID_INDEX   ((u32)~0)
#define	SESSION_INVALID_HANDLE   ((u64)~0)
#define	SESSION_CTRL_MSG_MAX_SIZE   86
#define	foreach_session_endpoint_fields
#define	SESSION_IP46_ZERO
#define	TRANSPORT_ENDPOINT_NULL
#define	SESSION_ENDPOINT_NULL
#define	SESSION_ENDPOINT_CFG_NULL
#define	session_endpoint_to_transport(_sep)   ((transport_endpoint_t *)_sep)
#define	session_endpoint_to_transport_cfg(_sep)   ((transport_endpoint_cfg_t *)_sep)
#define	foreach_session_state
#define	foreach_session_flag
#define	foreach_session_ctrl_evt
#define	FIFO_EVENT_APP_RX   SESSION_IO_EVT_RX
#define	FIFO_EVENT_APP_TX   SESSION_IO_EVT_TX
#define	FIFO_EVENT_DISCONNECT   SESSION_CTRL_EVT_CLOSE
#define	FIFO_EVENT_BUILTIN_RX   SESSION_IO_EVT_BUILTIN_RX
#define	FIFO_EVENT_BUILTIN_TX   SESSION_IO_EVT_BUILTIN_TX
#define	SESSION_MSG_NULL   { }
#define	SESSION_CONN_ID_LEN   37
#define	SESSION_CONN_HDR_LEN   45
#define	foreach_session_error
#define	SESSION_ERROR_SEG_CREATE   SESSION_E_SEG_CREATE
#define	SESSION_ERROR_NO_SPACE   SESSION_E_SEG_NO_SPACE
#define	SESSION_ERROR_NEW_SEG_NO_SPACE   SESSION_E_SEG_NO_SPACE2

Typedefs
typedef struct _session_endpoint	session_endpoint_t
typedef struct _session_endpoint_cfg	session_endpoint_cfg_t
typedef u8	session_type_t
typedef u64	session_handle_t
typedef enum session_ft_action_	session_ft_action_t
typedef enum session_flags_bits_	session_flag_bits_t
typedef enum session_flags_	session_flags_t
typedef struct session_	session_t
typedef struct session_dgram_pre_hdr_	session_dgram_pre_hdr_t
typedef struct session_dgram_header_	session_dgram_hdr_t
typedef enum session_error_p_	session_error_p_t
typedef enum session_error_	session_error_t

Enumerations
enum	session_cleanup_ntf_t { SESSION_CLEANUP_TRANSPORT, SESSION_CLEANUP_SESSION }
enum	session_ft_action_ { SESSION_FT_ACTION_ENQUEUED, SESSION_FT_ACTION_DEQUEUED, SESSION_FT_ACTION_N_ACTIONS }
enum	session_state_t { SESSION_N_STATES }
enum	session_flags_bits_ { SESSION_N_FLAGS }
enum	session_flags_ { foreach_session_flag }
enum	session_evt_type_t {   SESSION_IO_EVT_RX, SESSION_IO_EVT_TX, SESSION_IO_EVT_TX_FLUSH, SESSION_IO_EVT_BUILTIN_RX,   SESSION_IO_EVT_BUILTIN_TX, SESSION_CTRL_EVT_RPC, SESSION_CTRL_EVT_CLOSE, SESSION_CTRL_EVT_RESET,   SESSION_CTRL_EVT_BOUND, SESSION_CTRL_EVT_UNLISTEN_REPLY, SESSION_CTRL_EVT_ACCEPTED, SESSION_CTRL_EVT_ACCEPTED_REPLY,   SESSION_CTRL_EVT_CONNECTED, SESSION_CTRL_EVT_DISCONNECTED, SESSION_CTRL_EVT_DISCONNECTED_REPLY, SESSION_CTRL_EVT_RESET_REPLY,   SESSION_CTRL_EVT_REQ_WORKER_UPDATE, SESSION_CTRL_EVT_WORKER_UPDATE, SESSION_CTRL_EVT_WORKER_UPDATE_REPLY, SESSION_CTRL_EVT_DISCONNECT,   SESSION_CTRL_EVT_CONNECT, SESSION_CTRL_EVT_CONNECT_URI, SESSION_CTRL_EVT_LISTEN, SESSION_CTRL_EVT_LISTEN_URI,   SESSION_CTRL_EVT_UNLISTEN, SESSION_CTRL_EVT_APP_DETACH, SESSION_CTRL_EVT_APP_ADD_SEGMENT, SESSION_CTRL_EVT_APP_DEL_SEGMENT,   SESSION_CTRL_EVT_MIGRATED, SESSION_CTRL_EVT_CLEANUP }
enum	session_mq_rings_e { SESSION_MQ_IO_EVT_RING, SESSION_MQ_CTRL_EVT_RING, SESSION_MQ_N_RINGS }
enum	session_error_p_ { SESSION_N_ERRORS }
enum	session_error_ { foreach_session_error }

Functions
static u8	session_endpoint_fib_proto (session_endpoint_t *sep)
static u8	session_endpoint_is_local (session_endpoint_t *sep)
static u8	session_endpoint_is_zero (session_endpoint_t *sep)
static session_type_t	session_type_from_proto_and_ip (transport_proto_t proto, u8 is_ip4)
static transport_proto_t	session_type_transport_proto (session_type_t st)
static u8	session_type_is_ip4 (session_type_t st)
static transport_proto_t	session_get_transport_proto (session_t *s)
static fib_protocol_t	session_get_fib_proto (session_t *s)
static u8	session_has_transport (session_t *s)
static transport_service_type_t	session_transport_service_type (session_t *s)
static transport_tx_fn_type_t	session_transport_tx_fn_type (session_t *s)
static u8	session_tx_is_dgram (session_t *s)
static session_handle_t	session_handle (session_t *s)
static u32	session_index_from_handle (session_handle_t handle)
static u32	session_thread_from_handle (session_handle_t handle)
static void	session_parse_handle (session_handle_t handle, u32 *index, u32 *thread_index)
static session_handle_t	session_make_handle (u32 session_index, u32 data)
static u32	session_handle_index (session_handle_t ho_handle)
static u32	session_handle_data (session_handle_t ho_handle)
	STATIC_ASSERT (sizeof(session_dgram_hdr_t)==(SESSION_CONN_ID_LEN+8), "session conn id wrong length")

Macro Definition Documentation

FIFO_EVENT_APP_RX

#define FIFO_EVENT_APP_RX   SESSION_IO_EVT_RX

Definition at line 388 of file session_types.h.

FIFO_EVENT_APP_TX

#define FIFO_EVENT_APP_TX   SESSION_IO_EVT_TX

Definition at line 389 of file session_types.h.

FIFO_EVENT_BUILTIN_RX

#define FIFO_EVENT_BUILTIN_RX   SESSION_IO_EVT_BUILTIN_RX

Definition at line 391 of file session_types.h.

FIFO_EVENT_BUILTIN_TX

#define FIFO_EVENT_BUILTIN_TX   SESSION_IO_EVT_BUILTIN_TX

Definition at line 392 of file session_types.h.

FIFO_EVENT_DISCONNECT

#define FIFO_EVENT_DISCONNECT   SESSION_CTRL_EVT_CLOSE

Definition at line 390 of file session_types.h.

foreach_session_ctrl_evt

#define foreach_session_ctrl_evt

Value:

_(LISTEN, listen)                                               \
  _(LISTEN_URI, listen_uri)                                     \
  _(BOUND, bound)                                               \
  _(UNLISTEN, unlisten)                                         \
  _(UNLISTEN_REPLY, unlisten_reply)                             \
  _(ACCEPTED, accepted)                                         \
  _(ACCEPTED_REPLY, accepted_reply)                             \
  _(CONNECT, connect)                                           \
  _(CONNECT_URI, connect_uri)                                   \
  _(CONNECTED, connected)                                       \
  _(DISCONNECT, disconnect)                                     \
  _(DISCONNECTED, disconnected)                                 \
  _(DISCONNECTED_REPLY, disconnected_reply)                     \
  _(RESET_REPLY, reset_reply)                                   \
  _(REQ_WORKER_UPDATE, req_worker_update)                       \
  _(WORKER_UPDATE, worker_update)                               \
  _(WORKER_UPDATE_REPLY, worker_update_reply)                   \
  _(APP_DETACH, app_detach)                                     \
  _(APP_ADD_SEGMENT, app_add_segment)                           \
  _(APP_DEL_SEGMENT, app_del_segment)                           \
  _(MIGRATED, migrated)                                         \
  _(CLEANUP, cleanup)                                           \

Definition at line 363 of file session_types.h.

foreach_session_endpoint_fields

#define foreach_session_endpoint_fields

Value:

foreach_transport_endpoint_cfg_fields                           \
  _(u8, transport_proto)                                        \

Definition at line 26 of file session_types.h.

foreach_session_error

#define foreach_session_error

Value:

_(NONE, "no error")                                                     \
  _(UNKNOWN, "generic/unknown error")                                   \
  _(REFUSED, "refused")                                                 \
  _(TIMEDOUT, "timedout")                                               \
  _(ALLOC, "obj/memory allocation error")                               \
  _(OWNER, "object not owned by application")                           \
  _(NOROUTE, "no route")                                                \
  _(NOINTF, "no resolving interface")                                   \
  _(NOIP, "no ip for lcl interface")                                    \
  _(NOPORT, "no lcl port")                                              \
  _(NOSUPPORT, "not supported")                                         \
  _(NOLISTEN, "not listening")                                          \
  _(NOSESSION, "session does not exist")                                \
  _(NOAPP, "app not attached")                                          \
  _(PORTINUSE, "lcl port in use")                                       \
  _(IPINUSE, "ip in use")                                               \
  _(ALREADY_LISTENING, "ip port pair already listened on")              \
  _(INVALID_RMT_IP, "invalid remote ip")                                \
  _(INVALID_APPWRK, "invalid app worker")                               \
  _(INVALID_NS, "invalid namespace")                                    \
  _(SEG_NO_SPACE, "Couldn't allocate a fifo pair")                      \
  _(SEG_NO_SPACE2, "Created segment, couldn't allocate a fifo pair")    \
  _(SEG_CREATE, "Couldn't create a new segment")                        \
  _(FILTERED, "session filtered")                                       \
  _(SCOPE, "scope not supported")                                       \
  _(BAPI_NO_FD, "bapi doesn't have a socket fd")                        \
  _(BAPI_SEND_FD, "couldn't send fd over bapi socket fd")               \
  _(BAPI_NO_REG, "app bapi registration not found")                     \
  _(MQ_MSG_ALLOC, "failed to alloc mq msg")                             \
  _(TLS_HANDSHAKE, "failed tls handshake")                              \

Definition at line 449 of file session_types.h.

foreach_session_flag

#define foreach_session_flag

Value:

_(RX_EVT, "rx-event")                                   \
  _(PROXY, "proxy")                                     \
  _(CUSTOM_TX, "custom-tx")                             \
  _(IS_MIGRATING, "migrating")                          \
  _(UNIDIRECTIONAL, "unidirectional")                   \
  _(CUSTOM_FIFO_TUNING, "custom-fifo-tuning")           \

Definition at line 158 of file session_types.h.

foreach_session_state

#define foreach_session_state

Value:

_(CREATED, "created")                                   \
  _(LISTENING, "listening")                             \
  _(CONNECTING, "connecting")                           \
  _(ACCEPTING, "accepting")                             \
  _(READY, "ready")                                     \
  _(OPENED, "opened")                                   \
  _(TRANSPORT_CLOSING, "transport-closing")             \
  _(CLOSING, "closing")                                 \
  _(APP_CLOSED, "app-closed")                           \
  _(TRANSPORT_CLOSED, "transport-closed")               \
  _(CLOSED, "closed")                                   \
  _(TRANSPORT_DELETED, "transport-deleted")             \

Definition at line 136 of file session_types.h.

SESSION_CONN_HDR_LEN

#define SESSION_CONN_HDR_LEN   45

Definition at line 444 of file session_types.h.

SESSION_CONN_ID_LEN

#define SESSION_CONN_ID_LEN   37

Definition at line 443 of file session_types.h.

SESSION_CTRL_MSG_MAX_SIZE

#define SESSION_CTRL_MSG_MAX_SIZE   86

Definition at line 24 of file session_types.h.

SESSION_ENDPOINT_CFG_NULL

#define SESSION_ENDPOINT_CFG_NULL

Value:

{                                               \
  .sw_if_index = ENDPOINT_INVALID_INDEX,        \
  .ip = SESSION_IP46_ZERO,                      \
  .fib_index = ENDPOINT_INVALID_INDEX,          \
  .is_ip4 = 0,                                  \
  .port = 0,                                    \
  .peer = TRANSPORT_ENDPOINT_NULL,              \
  .transport_proto = 0,                         \
  .app_wrk_index = ENDPOINT_INVALID_INDEX,      \
  .opaque = ENDPOINT_INVALID_INDEX,             \
  .hostname = 0,                                \
  .parent_handle = SESSION_INVALID_HANDLE,      \
  .ckpair_index = 0                             \
}

Definition at line 78 of file session_types.h.

SESSION_ENDPOINT_NULL

#define SESSION_ENDPOINT_NULL

Value:

{                                               \
  .sw_if_index = ENDPOINT_INVALID_INDEX,        \
  .ip = SESSION_IP46_ZERO,                      \
  .fib_index = ENDPOINT_INVALID_INDEX,          \
  .is_ip4 = 0,                                  \
  .port = 0,                                    \
  .peer = TRANSPORT_ENDPOINT_NULL,              \
  .transport_proto = 0,                         \
}

Definition at line 68 of file session_types.h.

session_endpoint_to_transport

#define session_endpoint_to_transport

(

_sep

)

((transport_endpoint_t *)_sep)

Definition at line 94 of file session_types.h.

session_endpoint_to_transport_cfg

#define session_endpoint_to_transport_cfg

(

_sep

)

((transport_endpoint_cfg_t *)_sep)

Definition at line 95 of file session_types.h.

SESSION_ERROR_NEW_SEG_NO_SPACE

#define SESSION_ERROR_NEW_SEG_NO_SPACE   SESSION_E_SEG_NO_SPACE2

Definition at line 499 of file session_types.h.

SESSION_ERROR_NO_SPACE

#define SESSION_ERROR_NO_SPACE   SESSION_E_SEG_NO_SPACE

Definition at line 498 of file session_types.h.

SESSION_ERROR_SEG_CREATE

#define SESSION_ERROR_SEG_CREATE   SESSION_E_SEG_CREATE

Definition at line 497 of file session_types.h.

SESSION_INVALID_HANDLE

#define SESSION_INVALID_HANDLE   ((u64)~0)

Definition at line 23 of file session_types.h.

SESSION_INVALID_INDEX

#define SESSION_INVALID_INDEX   ((u32)~0)

Definition at line 22 of file session_types.h.

SESSION_IP46_ZERO

#define SESSION_IP46_ZERO

Value:

{                                               \
    .ip6 = {                                    \
        { 0, 0, },                              \
    },                                          \
}

Definition at line 53 of file session_types.h.

SESSION_MSG_NULL

#define SESSION_MSG_NULL   { }

Definition at line 424 of file session_types.h.

TRANSPORT_ENDPOINT_NULL

#define TRANSPORT_ENDPOINT_NULL

Value:

{                                               \
  .sw_if_index = ENDPOINT_INVALID_INDEX,        \
  .ip = SESSION_IP46_ZERO,                      \
  .fib_index = ENDPOINT_INVALID_INDEX,          \
  .is_ip4 = 0,                                  \
  .port = 0,                                    \
}

Definition at line 60 of file session_types.h.

Typedef Documentation

session_dgram_hdr_t

typedef struct session_dgram_header_ session_dgram_hdr_t

session_dgram_pre_hdr_t

typedef struct session_dgram_pre_hdr_ session_dgram_pre_hdr_t

session_endpoint_cfg_t

typedef struct _session_endpoint_cfg session_endpoint_cfg_t

session_endpoint_t

typedef struct _session_endpoint session_endpoint_t

session_error_p_t

typedef enum session_error_p_ session_error_p_t

session_error_t

typedef enum session_error_ session_error_t

session_flag_bits_t

typedef enum session_flags_bits_ session_flag_bits_t

session_flags_t

typedef enum session_flags_ session_flags_t

session_ft_action_t

typedef enum session_ft_action_ session_ft_action_t

session_handle_t

typedef u64 session_handle_t

Definition at line 118 of file session_types.h.

session_t

typedef struct session_ session_t

session_type_t

typedef u8 session_type_t

Definition at line 117 of file session_types.h.

Enumeration Type Documentation

session_cleanup_ntf_t

enum session_cleanup_ntf_t

Enumerator
SESSION_CLEANUP_TRANSPORT
SESSION_CLEANUP_SESSION

Definition at line 120 of file session_types.h.

session_error_

enum session_error_

Enumerator
foreach_session_error

Definition at line 489 of file session_types.h.

session_error_p_

enum session_error_p_

Enumerator
SESSION_N_ERRORS

Definition at line 481 of file session_types.h.

session_evt_type_t

enum session_evt_type_t

Enumerator
SESSION_IO_EVT_RX
SESSION_IO_EVT_TX
SESSION_IO_EVT_TX_FLUSH
SESSION_IO_EVT_BUILTIN_RX
SESSION_IO_EVT_BUILTIN_TX
SESSION_CTRL_EVT_RPC
SESSION_CTRL_EVT_CLOSE
SESSION_CTRL_EVT_RESET
SESSION_CTRL_EVT_BOUND
SESSION_CTRL_EVT_UNLISTEN_REPLY
SESSION_CTRL_EVT_ACCEPTED
SESSION_CTRL_EVT_ACCEPTED_REPLY
SESSION_CTRL_EVT_CONNECTED
SESSION_CTRL_EVT_DISCONNECTED
SESSION_CTRL_EVT_DISCONNECTED_REPLY
SESSION_CTRL_EVT_RESET_REPLY
SESSION_CTRL_EVT_REQ_WORKER_UPDATE
SESSION_CTRL_EVT_WORKER_UPDATE
SESSION_CTRL_EVT_WORKER_UPDATE_REPLY
SESSION_CTRL_EVT_DISCONNECT
SESSION_CTRL_EVT_CONNECT
SESSION_CTRL_EVT_CONNECT_URI
SESSION_CTRL_EVT_LISTEN
SESSION_CTRL_EVT_LISTEN_URI
SESSION_CTRL_EVT_UNLISTEN
SESSION_CTRL_EVT_APP_DETACH
SESSION_CTRL_EVT_APP_ADD_SEGMENT
SESSION_CTRL_EVT_APP_DEL_SEGMENT
SESSION_CTRL_EVT_MIGRATED
SESSION_CTRL_EVT_CLEANUP

Definition at line 329 of file session_types.h.

session_flags_

enum session_flags_

Enumerator
foreach_session_flag

Definition at line 174 of file session_types.h.

session_flags_bits_

enum session_flags_bits_

Enumerator
SESSION_N_FLAGS

Definition at line 166 of file session_types.h.

session_ft_action_

enum session_ft_action_

Enumerator
SESSION_FT_ACTION_ENQUEUED
SESSION_FT_ACTION_DEQUEUED
SESSION_FT_ACTION_N_ACTIONS

Definition at line 126 of file session_types.h.

session_mq_rings_e

enum session_mq_rings_e

Enumerator
SESSION_MQ_IO_EVT_RING
SESSION_MQ_CTRL_EVT_RING
SESSION_MQ_N_RINGS

Definition at line 394 of file session_types.h.

session_state_t

enum session_state_t

Enumerator
SESSION_N_STATES

Definition at line 150 of file session_types.h.

Function Documentation

session_endpoint_fib_proto()

static u8 session_endpoint_fib_proto ( session_endpoint_t *  sep )

inlinestatic

Definition at line 99 of file session_types.h.

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session_endpoint_is_local()

static u8 session_endpoint_is_local ( session_endpoint_t *  sep )

inlinestatic

Definition at line 105 of file session_types.h.

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session_endpoint_is_zero()

static u8 session_endpoint_is_zero ( session_endpoint_t *  sep )

inlinestatic

Definition at line 112 of file session_types.h.

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session_get_fib_proto()

static fib_protocol_t session_get_fib_proto ( session_t *  s )

inlinestatic

Definition at line 251 of file session_types.h.

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session_get_transport_proto()

static transport_proto_t session_get_transport_proto ( session_t *  s )

inlinestatic

Definition at line 245 of file session_types.h.

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session_handle()

static session_handle_t session_handle ( session_t *  s )

inlinestatic

Definition at line 286 of file session_types.h.

session_handle_data()

static u32 session_handle_data ( session_handle_t  ho_handle )

inlinestatic

Definition at line 324 of file session_types.h.

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session_handle_index()

static u32 session_handle_index ( session_handle_t  ho_handle )

inlinestatic

Definition at line 318 of file session_types.h.

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session_has_transport()

static u8 session_has_transport ( session_t *  s )

inlinestatic

Definition at line 258 of file session_types.h.

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session_index_from_handle()

static u32 session_index_from_handle ( session_handle_t  handle )

inlinestatic

Definition at line 292 of file session_types.h.

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session_make_handle()

static session_handle_t session_make_handle ( u32  session_index, u32  data  )

inlinestatic

Definition at line 312 of file session_types.h.

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session_parse_handle()

static void session_parse_handle ( session_handle_t  handle, u32 *  index, u32 *  thread_index  )

inlinestatic

Definition at line 304 of file session_types.h.

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session_thread_from_handle()

static u32 session_thread_from_handle ( session_handle_t  handle )

inlinestatic

Definition at line 298 of file session_types.h.

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session_transport_service_type()

static transport_service_type_t session_transport_service_type ( session_t *  s )

inlinestatic

Definition at line 264 of file session_types.h.

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session_transport_tx_fn_type()

static transport_tx_fn_type_t session_transport_tx_fn_type ( session_t *  s )

inlinestatic

Definition at line 272 of file session_types.h.

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session_tx_is_dgram()

static u8 session_tx_is_dgram ( session_t *  s )

inlinestatic

Definition at line 280 of file session_types.h.

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session_type_from_proto_and_ip()

static session_type_t session_type_from_proto_and_ip ( transport_proto_t  proto, u8  is_ip4  )

inlinestatic

Definition at line 227 of file session_types.h.

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session_type_is_ip4()

static u8 session_type_is_ip4 ( session_type_t  st )

inlinestatic

Definition at line 239 of file session_types.h.

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session_type_transport_proto()

static transport_proto_t session_type_transport_proto ( session_type_t  st )

inlinestatic

Definition at line 233 of file session_types.h.

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STATIC_ASSERT()

STATIC_ASSERT	(	sizeof(session_dgram_hdr_t)	= =(SESSION_CONN_ID_LEN+8),
		"session conn id wrong length"
	)