diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/vcl/vcl_private.h | 4 | ||||
| -rw-r--r-- | src/vcl/vppcom.c | 6 | ||||
| -rw-r--r-- | src/vnet/session/application_interface.h | 30 | ||||
| -rw-r--r-- | src/vnet/session/application_worker.c | 6 | ||||
| -rw-r--r-- | src/vnet/session/session.h | 32 | ||||
| -rw-r--r-- | src/vnet/session/session_node.c | 4 | ||||
| -rw-r--r-- | src/vnet/session/session_types.h | 69 |
7 files changed, 75 insertions, 76 deletions
diff --git a/src/vcl/vcl_private.h b/src/vcl/vcl_private.h index 41a11b7123f..b89052f96af 100644 --- a/src/vcl/vcl_private.h +++ b/src/vcl/vcl_private.h @@ -159,8 +159,8 @@ typedef struct vcl_session_ svm_fifo_t *ct_tx_fifo; vcl_session_msg_t *accept_evts_fifo; - u64 vpp_handle; - u64 parent_handle; + session_handle_t vpp_handle; + session_handle_t parent_handle; u32 listener_index; /**< index of parent listener (if any) */ int n_accepted_sessions; /**< sessions accepted by this listener */ vppcom_epoll_t vep; diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c index a0bbae170f8..58f6ac0a134 100644 --- a/src/vcl/vppcom.c +++ b/src/vcl/vppcom.c @@ -1266,7 +1266,7 @@ vppcom_session_unbind (u32 session_handle) session->vpp_handle); vcl_evt (VCL_EVT_UNBIND, session); - session->vpp_handle = ~0; + session->vpp_handle = SESSION_INVALID_HANDLE; session->session_state = VCL_STATE_DISCONNECT; return VPPCOM_OK; @@ -1471,7 +1471,7 @@ vppcom_session_create (u8 proto, u8 is_nonblocking) session->session_type = proto; session->session_state = VCL_STATE_CLOSED; - session->vpp_handle = ~0; + session->vpp_handle = SESSION_INVALID_HANDLE; session->is_dgram = vcl_proto_is_dgram (proto); session->vpp_error = SESSION_E_NONE; @@ -2818,7 +2818,7 @@ vppcom_epoll_create (void) vep_session->vep.vep_sh = ~0; vep_session->vep.next_sh = ~0; vep_session->vep.prev_sh = ~0; - vep_session->vpp_handle = ~0; + vep_session->vpp_handle = SESSION_INVALID_HANDLE; vcl_evt (VCL_EVT_EPOLL_CREATE, vep_session, vep_session->session_index); VDBG (0, "Created vep_idx %u", vep_session->session_index); diff --git a/src/vnet/session/application_interface.h b/src/vnet/session/application_interface.h index 4eee17eeda8..f175e4a58c6 100644 --- a/src/vnet/session/application_interface.h +++ b/src/vnet/session/application_interface.h @@ -126,7 +126,7 @@ typedef struct _vnet_bind_args_t /* * Results */ - u64 handle; + session_handle_t handle; } vnet_listen_args_t; typedef struct _vnet_unlisten_args_t @@ -134,7 +134,7 @@ typedef struct _vnet_unlisten_args_t union { char *uri; - u64 handle; /**< Session handle */ + session_handle_t handle; /**< Session handle */ }; u32 app_index; /**< Owning application index */ u32 wrk_map_index; /**< App's local pool worker index */ @@ -356,7 +356,7 @@ STATIC_ASSERT (sizeof (session_listen_uri_msg_t) <= SESSION_CTRL_MSG_MAX_SIZE, typedef struct session_bound_msg_ { u32 context; - u64 handle; + session_handle_t handle; i32 retval; u8 lcl_is_ip4; u8 lcl_ip[16]; @@ -379,15 +379,15 @@ typedef struct session_unlisten_msg_ typedef struct session_unlisten_reply_msg_ { u32 context; - u64 handle; + session_handle_t handle; i32 retval; } __clib_packed session_unlisten_reply_msg_t; typedef struct session_accepted_msg_ { u32 context; - u64 listener_handle; - u64 handle; + session_handle_t listener_handle; + session_handle_t handle; uword server_rx_fifo; uword server_tx_fifo; u64 segment_handle; @@ -404,7 +404,7 @@ typedef struct session_accepted_reply_msg_ { u32 context; i32 retval; - u64 handle; + session_handle_t handle; } __clib_packed session_accepted_reply_msg_t; typedef struct session_connect_msg_ @@ -444,7 +444,7 @@ typedef struct session_connected_msg_ { u32 context; i32 retval; - u64 handle; + session_handle_t handle; uword server_rx_fifo; uword server_tx_fifo; u64 segment_handle; @@ -474,33 +474,33 @@ typedef struct session_disconnected_msg_ { u32 client_index; u32 context; - u64 handle; + session_handle_t handle; } __clib_packed session_disconnected_msg_t; typedef struct session_disconnected_reply_msg_ { u32 context; i32 retval; - u64 handle; + session_handle_t handle; } __clib_packed session_disconnected_reply_msg_t; typedef struct session_reset_msg_ { u32 client_index; u32 context; - u64 handle; + session_handle_t handle; } __clib_packed session_reset_msg_t; typedef struct session_reset_reply_msg_ { u32 context; i32 retval; - u64 handle; + session_handle_t handle; } __clib_packed session_reset_reply_msg_t; typedef struct session_req_worker_update_msg_ { - u64 session_handle; + session_handle_t session_handle; } __clib_packed session_req_worker_update_msg_t; /* NOTE: using u16 for wrk indices because message needs to fit in 18B */ @@ -509,12 +509,12 @@ typedef struct session_worker_update_msg_ u32 client_index; u16 wrk_index; u16 req_wrk_index; - u64 handle; + session_handle_t handle; } __clib_packed session_worker_update_msg_t; typedef struct session_worker_update_reply_msg_ { - u64 handle; + session_handle_t handle; uword rx_fifo; uword tx_fifo; u64 segment_handle; diff --git a/src/vnet/session/application_worker.c b/src/vnet/session/application_worker.c index c2d0d3b0cf3..befdb7c7002 100644 --- a/src/vnet/session/application_worker.c +++ b/src/vnet/session/application_worker.c @@ -58,10 +58,10 @@ void app_worker_free (app_worker_t * app_wrk) { application_t *app = application_get (app_wrk->app_index); + session_handle_t handle, *handles = 0, *sh; vnet_unlisten_args_t _a, *a = &_a; - u64 handle, *handles = 0, *sm_indices = 0; segment_manager_t *sm; - session_handle_t *sh; + u64 *sm_indices = 0; session_t *ls; u32 sm_index; int i; @@ -853,7 +853,7 @@ u8 * format_app_worker_listener (u8 * s, va_list * args) { app_worker_t *app_wrk = va_arg (*args, app_worker_t *); - u64 handle = va_arg (*args, u64); + session_handle_t handle = va_arg (*args, u64); u32 sm_index = va_arg (*args, u32); int verbose = va_arg (*args, int); session_t *listener; diff --git a/src/vnet/session/session.h b/src/vnet/session/session.h index 78158d5f3ed..f3337dd64b4 100644 --- a/src/vnet/session/session.h +++ b/src/vnet/session/session.h @@ -392,44 +392,37 @@ session_get_if_valid (u64 si, u32 thread_index) } always_inline session_t * -session_get_from_handle (session_handle_t handle) +session_get_from_handle (session_handle_tu_t handle) { session_main_t *smm = &session_main; - u32 session_index, thread_index; - session_parse_handle (handle, &session_index, &thread_index); - return pool_elt_at_index (smm->wrk[thread_index].sessions, session_index); + return pool_elt_at_index (smm->wrk[handle.thread_index].sessions, + handle.session_index); } always_inline session_t * -session_get_from_handle_if_valid (session_handle_t handle) +session_get_from_handle_if_valid (session_handle_tu_t handle) { - u32 session_index, thread_index; - session_parse_handle (handle, &session_index, &thread_index); - return session_get_if_valid (session_index, thread_index); + return session_get_if_valid (handle.session_index, handle.thread_index); } -u64 session_segment_handle (session_t * s); - /** * Get session from handle and avoid pool validation if no same thread * * Peekers are fine because pool grows with barrier (see @ref session_alloc) */ always_inline session_t * -session_get_from_handle_safe (u64 handle) +session_get_from_handle_safe (session_handle_tu_t handle) { - u32 thread_index = session_thread_from_handle (handle); - session_worker_t *wrk = &session_main.wrk[thread_index]; + session_worker_t *wrk = &session_main.wrk[handle.thread_index]; - if (thread_index == vlib_get_thread_index ()) + if (handle.thread_index == vlib_get_thread_index ()) { - return pool_elt_at_index (wrk->sessions, - session_index_from_handle (handle)); + return pool_elt_at_index (wrk->sessions, handle.session_index); } else { /* Don't use pool_elt_at index to avoid pool bitmap reallocs */ - return wrk->sessions + session_index_from_handle (handle); + return wrk->sessions + handle.session_index; } } @@ -478,6 +471,7 @@ void session_get_endpoint (session_t * s, transport_endpoint_t * tep, u8 is_lcl); int session_transport_attribute (session_t *s, u8 is_get, transport_endpt_attr_t *attr); +u64 session_segment_handle (session_t *s); u8 *format_session (u8 * s, va_list * args); uword unformat_session (unformat_input_t * input, va_list * args); @@ -654,8 +648,8 @@ session_vlib_thread_is_cl_thread (void) * Listen sessions */ -always_inline u64 -listen_session_get_handle (session_t * s) +always_inline session_handle_t +listen_session_get_handle (session_t *s) { ASSERT (s->session_state == SESSION_STATE_LISTENING || session_get_transport_proto (s) == TRANSPORT_PROTO_QUIC); diff --git a/src/vnet/session/session_node.c b/src/vnet/session/session_node.c index 0b9a5b4c4c0..0ec158fb429 100644 --- a/src/vnet/session/session_node.c +++ b/src/vnet/session/session_node.c @@ -491,15 +491,13 @@ session_mq_reset_reply_handler (void *data) app_worker_t *app_wrk; session_t *s; application_t *app; - u32 index, thread_index; mp = (session_reset_reply_msg_t *) data; app = application_lookup (mp->context); if (!app) return; - session_parse_handle (mp->handle, &index, &thread_index); - s = session_get_if_valid (index, thread_index); + s = session_get_from_handle_if_valid (mp->handle); /* No session or not the right session */ if (!s || s->session_state < SESSION_STATE_TRANSPORT_CLOSING) diff --git a/src/vnet/session/session_types.h b/src/vnet/session/session_types.h index 8ec972da832..ce115b21af8 100644 --- a/src/vnet/session/session_types.h +++ b/src/vnet/session/session_types.h @@ -25,6 +25,19 @@ #define SESSION_CTRL_MSG_TX_MAX_SIZE 160 #define SESSION_NODE_FRAME_SIZE 128 +typedef u8 session_type_t; +typedef u64 session_handle_t; + +typedef union session_handle_tu_ +{ + session_handle_t handle; + struct + { + u32 session_index; + u32 thread_index; + }; +} __attribute__ ((__transparent_union__)) session_handle_tu_t; + #define foreach_session_endpoint_fields \ foreach_transport_endpoint_cfg_fields \ _(u8, transport_proto) \ @@ -125,9 +138,6 @@ session_endpoint_is_zero (session_endpoint_t * sep) return ip_is_zero (&sep->ip, sep->is_ip4); } -typedef u8 session_type_t; -typedef u64 session_handle_t; - typedef enum { SESSION_CLEANUP_TRANSPORT, @@ -198,21 +208,28 @@ typedef struct session_ svm_fifo_t *rx_fifo; svm_fifo_t *tx_fifo; + union + { + session_handle_t handle; + struct + { + /** Index in thread pool where session was allocated */ + u32 session_index; + + /** Index of the thread that allocated the session */ + u32 thread_index; + }; + }; + /** Type built from transport and network protocol types */ session_type_t session_type; /** State in session layer state machine. See @ref session_state_t */ volatile u8 session_state; - /** Index in thread pool where session was allocated */ - u32 session_index; - /** Index of the app worker that owns the session */ u32 app_wrk_index; - /** Index of the thread that allocated the session */ - u8 thread_index; - /** Session flags. See @ref session_flags_t */ u32 flags; @@ -299,45 +316,35 @@ session_tx_is_dgram (session_t * s) always_inline session_handle_t session_handle (session_t * s) { - return ((u64) s->thread_index << 32) | (u64) s->session_index; + return s->handle; } always_inline u32 -session_index_from_handle (session_handle_t handle) +session_index_from_handle (session_handle_tu_t handle) { - return handle & 0xFFFFFFFF; + return handle.session_index; } always_inline u32 -session_thread_from_handle (session_handle_t handle) +session_thread_from_handle (session_handle_tu_t handle) { - return handle >> 32; + return handle.thread_index; } always_inline void -session_parse_handle (session_handle_t handle, u32 * index, - u32 * thread_index) +session_parse_handle (session_handle_tu_t handle, u32 *index, + u32 *thread_index) { - *index = session_index_from_handle (handle); - *thread_index = session_thread_from_handle (handle); + *index = handle.session_index; + *thread_index = handle.thread_index; } static inline session_handle_t session_make_handle (u32 session_index, u32 data) { - return (((u64) data << 32) | (u64) session_index); -} - -always_inline u32 -session_handle_index (session_handle_t ho_handle) -{ - return (ho_handle & 0xffffffff); -} - -always_inline u32 -session_handle_data (session_handle_t ho_handle) -{ - return (ho_handle >> 32); + return ((session_handle_tu_t){ .session_index = session_index, + .thread_index = data }) + .handle; } typedef enum |