-vppcom_app_attach (void)
-{
- int rv;
-
- vppcom_app_send_attach ();
- rv = vppcom_wait_for_app_state_change (STATE_APP_ATTACHED);
- if (PREDICT_FALSE (rv))
- {
- if (VPPCOM_DEBUG > 0)
- clib_warning ("VCL<%d>: application attach timed out! "
- "returning %d (%s)",
- getpid (), rv, vppcom_retval_str (rv));
- return rv;
- }
-
- return VPPCOM_OK;
-}
-
-static void
-vppcom_app_detach (void)
-{
- vl_api_application_detach_t *bmp;
- bmp = vl_msg_api_alloc (sizeof (*bmp));
- memset (bmp, 0, sizeof (*bmp));
-
- bmp->_vl_msg_id = ntohs (VL_API_APPLICATION_DETACH);
- bmp->client_index = vcm->my_client_index;
- bmp->context = htonl (0xfeedface);
- vl_msg_api_send_shmem (vcm->vl_input_queue, (u8 *) & bmp);
-}
-
-static void
-vl_api_application_attach_reply_t_handler (vl_api_application_attach_reply_t *
- mp)
-{
- static svm_fifo_segment_create_args_t _a;
- svm_fifo_segment_create_args_t *a = &_a;
- int rv;
-
- memset (a, 0, sizeof (*a));
- if (mp->retval)
- {
- clib_warning ("VCL<%d>: attach failed: %U", getpid (),
- format_api_error, ntohl (mp->retval));
- return;
- }
-
- if (mp->segment_name_length == 0)
- {
- clib_warning ("VCL<%d>: segment_name_length zero", getpid ());
- return;
- }
-
- a->segment_name = (char *) mp->segment_name;
- a->segment_size = mp->segment_size;
-
- ASSERT (mp->app_event_queue_address);
-
- /* Attach to the segment vpp created */
- rv = svm_fifo_segment_attach (a);
- vec_reset_length (a->new_segment_indices);
- if (PREDICT_FALSE (rv))
- {
- clib_warning ("VCL<%d>: svm_fifo_segment_attach ('%s') failed",
- getpid (), mp->segment_name);
- return;
- }
-
- vcm->app_event_queue =
- uword_to_pointer (mp->app_event_queue_address, svm_queue_t *);
-
- vcm->app_state = STATE_APP_ATTACHED;
-}
-
-static void
-vl_api_application_detach_reply_t_handler (vl_api_application_detach_reply_t *
- mp)
-{
- if (mp->retval)
- clib_warning ("VCL<%d>: detach failed: %U", getpid (), format_api_error,
- ntohl (mp->retval));
-
- vcm->app_state = STATE_APP_ENABLED;
-}
-
-static void
-vl_api_disconnect_session_reply_t_handler (vl_api_disconnect_session_reply_t *
- mp)
-{
- if (mp->retval)
- clib_warning ("VCL<%d>: vpp handle 0x%llx: disconnect session failed: %U",
- getpid (), mp->handle, format_api_error,
- ntohl (mp->retval));
-}
-
-static void
-vl_api_map_another_segment_t_handler (vl_api_map_another_segment_t * mp)
-{
- static svm_fifo_segment_create_args_t _a;
- svm_fifo_segment_create_args_t *a = &_a;
- int rv;
-
- memset (a, 0, sizeof (*a));
- a->segment_name = (char *) mp->segment_name;
- a->segment_size = mp->segment_size;
- /* Attach to the segment vpp created */
- rv = svm_fifo_segment_attach (a);
- vec_reset_length (a->new_segment_indices);
- if (PREDICT_FALSE (rv))
- {
- clib_warning ("VCL<%d>: svm_fifo_segment_attach ('%s') failed",
- getpid (), mp->segment_name);
- return;
- }
- if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: mapped new segment '%s' size %d", getpid (),
- mp->segment_name, mp->segment_size);
-}
-
-static void
-vl_api_unmap_segment_t_handler (vl_api_unmap_segment_t * mp)
-{
-
-/*
- * XXX Need segment_name to session_id hash,
- * XXX - have sessionID by handle hash currently
- */
- if (VPPCOM_DEBUG > 1)
- clib_warning ("Unmapped segment '%s'", mp->segment_name);
-}
-
-static void
-vl_api_disconnect_session_t_handler (vl_api_disconnect_session_t * mp)
-{
- uword *p;
-
- p = hash_get (vcm->session_index_by_vpp_handles, mp->handle);
- if (p)
- {
- int rv;
- session_t *session = 0;
- u32 session_index = p[0];
-
- VCL_LOCK_AND_GET_SESSION (session_index, &session);
- session->state = STATE_CLOSE_ON_EMPTY;
-
- if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
- "setting state to 0x%x (%s)",
- getpid (), mp->handle, session_index, session->state,
- vppcom_session_state_str (session->state));
- clib_spinlock_unlock (&vcm->sessions_lockp);
- return;
-
- done:
- if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
- "session lookup failed!",
- getpid (), mp->handle, session_index);
- }
- else
- clib_warning ("VCL<%d>: vpp handle 0x%llx: session lookup by "
- "handle failed!", getpid (), mp->handle);
-}
-
-static void
-vl_api_reset_session_t_handler (vl_api_reset_session_t * mp)
-{
- session_t *session = 0;
- vl_api_reset_session_reply_t *rmp;
- uword *p;
- int rv = 0;
-
- p = hash_get (vcm->session_index_by_vpp_handles, mp->handle);
- if (p)
- {
- int rval;
- clib_spinlock_lock (&vcm->sessions_lockp);
- rval = vppcom_session_at_index (p[0], &session);
- if (PREDICT_FALSE (rval))
- {
- rv = VNET_API_ERROR_INVALID_VALUE_2;
- clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
- "session lookup failed! returning %d %U",
- getpid (), mp->handle, p[0],
- rv, format_api_error, rv);
- }
- else
- {
- /* TBD: should this disconnect immediately and
- * flush the fifos?
- */
- session->state = STATE_CLOSE_ON_EMPTY;
-
- if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
- "state set to %d (%s)!", getpid (),
- mp->handle, p[0], session->state,
- vppcom_session_state_str (session->state));
- }
- clib_spinlock_unlock (&vcm->sessions_lockp);
- }
- else
- {
- rv = VNET_API_ERROR_INVALID_VALUE;
- clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx: session lookup "
- "failed! returning %d %U",
- getpid (), mp->handle, rv, format_api_error, rv);
- }
-
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- memset (rmp, 0, sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_RESET_SESSION_REPLY);
- rmp->retval = htonl (rv);
- rmp->handle = mp->handle;
- vl_msg_api_send_shmem (vcm->vl_input_queue, (u8 *) & rmp);
-}
-
-static void
-vl_api_connect_session_reply_t_handler (vl_api_connect_session_reply_t * mp)
-{
- session_t *session = 0;
- u32 session_index;
- svm_fifo_t *rx_fifo, *tx_fifo;
- int rv = VPPCOM_OK;
-
- session_index = mp->context;
- VCL_LOCK_AND_GET_SESSION (session_index, &session);
-done:
- if (mp->retval)
- {
- clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, sid %u: "
- "connect failed! %U",
- getpid (), mp->handle, session_index,
- format_api_error, ntohl (mp->retval));
- if (session)
- {
- session->state = STATE_FAILED;
- session->vpp_handle = mp->handle;
- }
- else
- {
- clib_warning ("[%s] ERROR: vpp handle 0x%llx, sid %u: "
- "Invalid session index (%u)!",
- getpid (), mp->handle, session_index);
- }
- goto done_unlock;
- }
-
- if (rv)
- goto done_unlock;
-
- /*
- * Setup session
- */
- session->vpp_event_queue = uword_to_pointer (mp->vpp_event_queue_address,
- svm_queue_t *);
-
- rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *);
- rx_fifo->client_session_index = session_index;
- tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *);
- tx_fifo->client_session_index = session_index;
-
- session->rx_fifo = rx_fifo;
- session->tx_fifo = tx_fifo;
- session->vpp_handle = mp->handle;
- session->lcl_addr.is_ip4 = mp->is_ip4;
- clib_memcpy (&session->lcl_addr.ip46, mp->lcl_ip,
- sizeof (session->peer_addr.ip46));
- session->lcl_port = mp->lcl_port;
- session->state = STATE_CONNECT;
-
- /* Add it to lookup table */
- hash_set (vcm->session_index_by_vpp_handles, mp->handle, session_index);
-
- if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: connect succeeded!"
- " session_rx_fifo %p, refcnt %d,"
- " session_tx_fifo %p, refcnt %d",
- getpid (), mp->handle, session_index,
- session->rx_fifo,
- session->rx_fifo->refcnt,
- session->tx_fifo, session->tx_fifo->refcnt);
-done_unlock:
- clib_spinlock_unlock (&vcm->sessions_lockp);
-}
-
-static void
-vppcom_send_connect_sock (session_t * session, u32 session_index)
-{
- vl_api_connect_sock_t *cmp;
-
- /* Assumes caller as acquired the spinlock: vcm->sessions_lockp */
- cmp = vl_msg_api_alloc (sizeof (*cmp));
- memset (cmp, 0, sizeof (*cmp));
- cmp->_vl_msg_id = ntohs (VL_API_CONNECT_SOCK);
- cmp->client_index = vcm->my_client_index;
- cmp->context = session_index;
-
- cmp->is_ip4 = session->peer_addr.is_ip4;
- clib_memcpy (cmp->ip, &session->peer_addr.ip46, sizeof (cmp->ip));
- cmp->port = session->peer_port;
- cmp->proto = session->proto;
- clib_memcpy (cmp->options, session->options, sizeof (cmp->options));
- vl_msg_api_send_shmem (vcm->vl_input_queue, (u8 *) & cmp);
-}
-
-static inline void
-vppcom_send_disconnect_session_reply (u64 vpp_handle, u32 session_index,
- int rv)
-{
- vl_api_disconnect_session_reply_t *rmp;
-
- if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
- "sending disconnect msg",
- getpid (), vpp_handle, session_index);
-
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- memset (rmp, 0, sizeof (*rmp));
-
- rmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION_REPLY);
- rmp->retval = htonl (rv);
- rmp->handle = vpp_handle;
- vl_msg_api_send_shmem (vcm->vl_input_queue, (u8 *) & rmp);
-}
-
-static inline void
-vppcom_send_disconnect_session (u64 vpp_handle, u32 session_index)
-{
- vl_api_disconnect_session_t *dmp;
-
- if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: "
- "sending disconnect msg",
- getpid (), vpp_handle, session_index);
-
- dmp = vl_msg_api_alloc (sizeof (*dmp));
- memset (dmp, 0, sizeof (*dmp));
- dmp->_vl_msg_id = ntohs (VL_API_DISCONNECT_SESSION);
- dmp->client_index = vcm->my_client_index;
- dmp->handle = vpp_handle;
- vl_msg_api_send_shmem (vcm->vl_input_queue, (u8 *) & dmp);
-}
-
-static void
-vl_api_bind_sock_reply_t_handler (vl_api_bind_sock_reply_t * mp)
-{
- session_t *session = 0;
- u32 session_index = mp->context;
- int rv;
-
- VCL_LOCK_AND_GET_SESSION (session_index, &session);
-done:
- if (mp->retval)
- {
- clib_warning ("VCL<%d>: ERROR: vpp handle 0x%llx, "
- "sid %u: bind failed: %U",
- getpid (), mp->handle, session_index,
- format_api_error, ntohl (mp->retval));
- rv = vppcom_session_at_index (session_index, &session);
- if (rv == VPPCOM_OK)
- {
- session->state = STATE_FAILED;
- session->vpp_handle = mp->handle;
- }
- else
- {
- clib_warning ("[%s] ERROR: vpp handle 0x%llx, sid %u: "
- "Invalid session index (%u)!",
- getpid (), mp->handle, session_index);
- }
- goto done_unlock;
- }
-
- session->vpp_handle = mp->handle;
- session->lcl_addr.is_ip4 = mp->lcl_is_ip4;
- clib_memcpy (&session->lcl_addr.ip46, mp->lcl_ip,
- sizeof (session->peer_addr.ip46));
- session->lcl_port = mp->lcl_port;
- vppcom_session_table_add_listener (mp->handle, session_index);
- session->state = STATE_LISTEN;
-
- if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: vpp handle 0x%llx, sid %u: bind succeeded!",
- getpid (), mp->handle, mp->context);
-done_unlock:
- clib_spinlock_unlock (&vcm->sessions_lockp);
-}
-
-static void
-vl_api_unbind_sock_reply_t_handler (vl_api_unbind_sock_reply_t * mp)
-{
- if (mp->retval)
- clib_warning ("VCL<%d>: ERROR: sid %u: unbind failed: %U",
- getpid (), mp->context, format_api_error,
- ntohl (mp->retval));
-
- else if (VPPCOM_DEBUG > 1)
- clib_warning ("VCL<%d>: sid %u: unbind succeeded!",
- getpid (), mp->context);
-}
-
-u8 *
-format_ip4_address (u8 * s, va_list * args)
-{
- u8 *a = va_arg (*args, u8 *);
- return format (s, "%d.%d.%d.%d", a[0], a[1], a[2], a[3]);
-}
-
-u8 *
-format_ip6_address (u8 * s, va_list * args)
-{
- ip6_address_t *a = va_arg (*args, ip6_address_t *);
- u32 i, i_max_n_zero, max_n_zeros, i_first_zero, n_zeros, last_double_colon;
-
- i_max_n_zero = ARRAY_LEN (a->as_u16);
- max_n_zeros = 0;
- i_first_zero = i_max_n_zero;
- n_zeros = 0;
- for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
- {
- u32 is_zero = a->as_u16[i] == 0;
- if (is_zero && i_first_zero >= ARRAY_LEN (a->as_u16))
- {
- i_first_zero = i;
- n_zeros = 0;
- }
- n_zeros += is_zero;
- if ((!is_zero && n_zeros > max_n_zeros)
- || (i + 1 >= ARRAY_LEN (a->as_u16) && n_zeros > max_n_zeros))
- {
- i_max_n_zero = i_first_zero;
- max_n_zeros = n_zeros;
- i_first_zero = ARRAY_LEN (a->as_u16);
- n_zeros = 0;
- }
- }
-
- last_double_colon = 0;
- for (i = 0; i < ARRAY_LEN (a->as_u16); i++)
- {
- if (i == i_max_n_zero && max_n_zeros > 1)
- {
- s = format (s, "::");
- i += max_n_zeros - 1;
- last_double_colon = 1;
- }
- else