STATE_APP_READY
} vcl_bapi_app_state_t;
-typedef enum
-{
- STATE_CLOSED = 0,
- STATE_CONNECT = 0x01,
- STATE_LISTEN = 0x02,
- STATE_ACCEPT = 0x04,
- STATE_VPP_CLOSING = 0x08,
- STATE_DISCONNECT = 0x10,
- STATE_DETACHED = 0x20,
- STATE_UPDATED = 0x40,
- STATE_LISTEN_NO_MQ = 0x80,
+typedef enum vcl_session_state_
+{
+ VCL_STATE_CLOSED,
+ VCL_STATE_LISTEN,
+ VCL_STATE_READY,
+ VCL_STATE_VPP_CLOSING,
+ VCL_STATE_DISCONNECT,
+ VCL_STATE_DETACHED,
+ VCL_STATE_UPDATED,
+ VCL_STATE_LISTEN_NO_MQ,
} vcl_session_state_t;
-#define SERVER_STATE_OPEN (STATE_ACCEPT|STATE_VPP_CLOSING)
-#define CLIENT_STATE_OPEN (STATE_CONNECT|STATE_VPP_CLOSING)
-#define STATE_OPEN (SERVER_STATE_OPEN | CLIENT_STATE_OPEN)
-
typedef struct epoll_event vppcom_epoll_event_t;
typedef struct
VCL_SESS_ATTR_MAX
} vppcom_session_attr_t;
-#define VCL_SESS_ATTR_SET(ATTR, VAL) \
-do { \
- (ATTR) |= 1 << (VAL); \
- } while (0)
-
-#define VCL_SESS_ATTR_CLR(ATTR, VAL) \
-do { \
- (ATTR) &= ~(1 << (VAL)); \
- } while (0)
-
-#define VCL_SESS_ATTR_TEST(ATTR, VAL) \
- ((ATTR) & (1 << (VAL)) ? 1 : 0)
-
typedef enum vcl_session_flags_
{
VCL_SESSION_F_CONNECTED = 1 << 0,
+ VCL_SESSION_F_IS_VEP = 1 << 1,
+ VCL_SESSION_F_IS_VEP_SESSION = 1 << 2,
+ VCL_SESSION_F_HAS_RX_EVT = 1 << 3,
} __clib_packed vcl_session_flags_t;
-typedef struct
+typedef struct vcl_session_
{
CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+
#define _(type, name) type name;
foreach_app_session_field
#undef _
- u32 sndbuf_size; // VPP-TBD: Hack until support setsockopt(SO_SNDBUF)
- u32 rcvbuf_size; // VPP-TBD: Hack until support setsockopt(SO_RCVBUF)
- u32 user_mss; // VPP-TBD: Hack until support setsockopt(TCP_MAXSEG)
- u64 vpp_handle;
- u32 vpp_thread_index;
+ vcl_session_flags_t flags; /**< see @ref vcl_session_flags_t */
+ u32 rx_bytes_pending; /**< bytes rx-ed as segs but not yet freed */
svm_fifo_t *ct_rx_fifo;
svm_fifo_t *ct_tx_fifo;
+ vcl_session_msg_t *accept_evts_fifo;
- /* Socket configuration state */
- u8 is_vep;
- u8 is_vep_session;
- vcl_session_flags_t flags;
- /* VCL session index of the listening session (if any) */
- u32 listener_index;
- /* Accepted sessions on this listener */
- int n_accepted_sessions;
- u8 has_rx_evt;
- u32 attr;
+ u64 vpp_handle;
+ u32 vpp_thread_index;
+ u32 listener_index; /**< index of parent listener (if any) */
+ int n_accepted_sessions; /**< sessions accepted by this listener */
+ u32 attributes; /**< see @ref vppcom_session_attr_t */
u64 parent_handle;
- vppcom_epoll_t vep;
int libc_epfd;
- svm_msg_q_t *our_evt_q;
- vcl_session_msg_t *accept_evts_fifo;
- /** bytes delivered as segment but not yet freed */
- u32 rx_bytes_pending;
+ vppcom_epoll_t vep;
+
+ u32 sndbuf_size; // VPP-TBD: Hack until support setsockopt(SO_SNDBUF)
+ u32 rcvbuf_size; // VPP-TBD: Hack until support setsockopt(SO_RCVBUF)
+ u32 user_mss; // VPP-TBD: Hack until support setsockopt(TCP_MAXSEG)
+
#if VCL_ELOG
elog_track_t elog_track;
#endif
volatile int rpc_done;
} vcl_worker_t;
+STATIC_ASSERT (sizeof (session_disconnected_msg_t) <= 16,
+ "disconnected must fit in session_event_t");
+STATIC_ASSERT (sizeof (session_reset_msg_t) <= 16,
+ "disconnected must fit in session_event_t");
+
typedef void (vcl_rpc_fn_t) (void *args);
typedef struct vppcom_main_t_
if (session->session_type != VPPCOM_PROTO_QUIC)
return 0;
if (session->listener_index == VCL_INVALID_SESSION_INDEX)
- return !(session->session_state & STATE_LISTEN);
+ return !(session->session_state == VCL_STATE_LISTEN);
ls = vcl_session_get_w_handle (wrk, session->listener_index);
if (!ls)
return VPPCOM_EBADFD;
- return ls->session_state & STATE_LISTEN;
+ return ls->session_state == VCL_STATE_LISTEN;
}
static inline vcl_session_t *
vcl_session_table_lookup_listener (vcl_worker_t * wrk, u64 handle)
{
uword *p;
- vcl_session_t *session;
+ vcl_session_t *s;
p = hash_get (wrk->session_index_by_vpp_handles, handle);
if (!p)
" %llx", handle);
return 0;
}
- session = vcl_session_get (wrk, p[0]);
- if (!session)
+ s = vcl_session_get (wrk, p[0]);
+ if (!s)
{
VDBG (1, "invalid listen session index (%u)", p[0]);
return 0;
}
- ASSERT ((session->session_state & (STATE_LISTEN | STATE_LISTEN_NO_MQ)) ||
- vcl_session_is_connectable_listener (wrk, session));
- return session;
+ ASSERT (s->session_state == VCL_STATE_LISTEN
+ || s->session_state == VCL_STATE_LISTEN_NO_MQ
+ || vcl_session_is_connectable_listener (wrk, s));
+ return s;
}
const char *vppcom_session_state_str (vcl_session_state_t state);
return 0;
}
+static inline u8
+vcl_session_is_ready (vcl_session_t * s)
+{
+ return (s->session_state == VCL_STATE_READY
+ || s->session_state == VCL_STATE_VPP_CLOSING);
+}
+
static inline u8
vcl_session_is_open (vcl_session_t * s)
{
- return ((s->session_state & STATE_OPEN)
- || (s->session_state == STATE_LISTEN
- && s->session_type == VPPCOM_PROTO_UDP));
+ return ((vcl_session_is_ready (s))
+ || (s->session_state == VCL_STATE_LISTEN && vcl_session_is_cl (s)));
}
static inline u8
vcl_session_is_closing (vcl_session_t * s)
{
- return (s->session_state == STATE_VPP_CLOSING
- || s->session_state == STATE_DISCONNECT);
+ return (s->session_state == VCL_STATE_VPP_CLOSING
+ || s->session_state == VCL_STATE_DISCONNECT);
}
static inline u8
vcl_session_is_closed (vcl_session_t * s)
{
- return (!s || (s->session_state == STATE_CLOSED));
+ return (!s || (s->session_state == VCL_STATE_CLOSED));
}
static inline int
vcl_session_closing_error (vcl_session_t * s)
{
/* Return 0 on closing sockets */
- return s->session_state == STATE_DISCONNECT ? VPPCOM_ECONNRESET : 0;
+ return s->session_state == VCL_STATE_DISCONNECT ? VPPCOM_ECONNRESET : 0;
}
static inline int
vcl_session_closed_error (vcl_session_t * s)
{
- return s->session_state == STATE_DISCONNECT
+ return s->session_state == VCL_STATE_DISCONNECT
? VPPCOM_ECONNRESET : VPPCOM_ENOTCONN;
}
return proto == VPPCOM_PROTO_UDP;
}
+static inline u8
+vcl_session_has_attr (vcl_session_t * s, u8 attr)
+{
+ return (s->attributes & (1 << attr)) ? 1 : 0;
+}
+
+static inline void
+vcl_session_set_attr (vcl_session_t * s, u8 attr)
+{
+ s->attributes |= 1 << attr;
+}
+
+static inline void
+vcl_session_clear_attr (vcl_session_t * s, u8 attr)
+{
+ s->attributes &= ~(1 << attr);
+}
+
/*
* Helpers
*/