2 *------------------------------------------------------------------
3 * vat_helper_macros.h - collect api client helper macros in one place
5 * Copyright (c) 2016 Cisco and/or its affiliates.
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at:
10 * http://www.apache.org/licenses/LICENSE-2.0
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 *------------------------------------------------------------------
19 #ifndef __vat_helper_macros_h__
20 #define __vat_helper_macros_h__
22 /* M: construct, but don't yet send a message */
25 vam->result_ready = 0; \
26 mp = vl_msg_api_alloc_as_if_client(sizeof(*mp)); \
27 memset (mp, 0, sizeof (*mp)); \
28 mp->_vl_msg_id = ntohs (VL_API_##T+__plugin_msg_base); \
29 mp->client_index = vam->my_client_index; \
32 #define M2(T, mp, n) \
34 vam->result_ready = 0; \
35 mp = vl_msg_api_alloc_as_if_client(sizeof(*mp)+(n)); \
36 memset (mp, 0, sizeof (*mp)); \
37 mp->_vl_msg_id = ntohs (VL_API_##T+__plugin_msg_base); \
38 mp->client_index = vam->my_client_index; \
41 /* S: send a message */
42 #define S(mp) (vl_msg_api_send_shmem (vam->vl_input_queue, (u8 *)&mp))
44 /* W: wait for results, with timeout */
47 f64 timeout = vat_time_now (vam) + 1.0; \
50 while (vat_time_now (vam) < timeout) { \
51 if (vam->result_ready == 1) { \
55 vat_suspend (vam->vlib_main, 1e-5); \
59 /* W2: wait for results, with timeout */
60 #define W2(ret, body) \
62 f64 timeout = vat_time_now (vam) + 1.0; \
65 while (vat_time_now (vam) < timeout) { \
66 if (vam->result_ready == 1) { \
71 vat_suspend (vam->vlib_main, 1e-5); \
76 #endif /* __vat_helper_macros_h__ */