one more question.
Even if there was no vapi_send, I can get 0 from vapi_recv after sometime. why?
sometime,vapi_vxlan_add_del'reply,retvalue=0,but the tunnel_if_index=0 which
should be 6(got by cmd:show int)
--
发自我的网易邮箱手机智能版
在 2018-10-15 19:03:52，"Klement Sekera" <ksek...@cisco.com> 写道：
>Hey,
>
>The reason why your name doesn't match the request is related to your
>code mixing vl_msg_id_t with vapi_msg_id_t. VPP internally assignes
>message IDs at startup based on it's runtime configuration - plugins. If
>a plugin is not loaded, it's API messages aren't loaded either. On the
>other hand, VAPI IDs are constructed when the libvapiclient binary is
>loaded and depend on included *.api.vapi.h files which your application
>is using.
>
>TLDR:
>change:
>printf("recv msg[%d] %s\n", resp->header._vl_msg_id,
>vapi_get_msg_name(resp->header._vl_msg_id));
>to:
>printf("recv msg[%d] %s\n", resp->header._vl_msg_id,
>vapi_get_msg_name(vapi_lookup_vapi_msg_id_t(ctx, resp->header._vl_msg_id)));
>
>Regards,
>Klement
>
>Quoting wangchuan...@163.com (2018-10-14 11:43:35)
>> My connect:
>> vapi_connect (ctx, "test123", NULL, 64, 32, VAPI_MODE_BLOCKING);
>> Even if there is no vapi_send, I can get 0 from vapi_recv after sometime.
>> My branch is stable 18.04.
>> Who can help?
>> Thanks very much!
>>
>> --------------------------------------------------------------------------
>>
>> wangchuan...@163.com
>>
>>
>> From: [1]wangchuan...@163.com
>> Date: 2018-10-14 17:06
>> To: [2]vpp-dev
>> Subject: vapi recv error msg_id&msg_name
>> Hi all,
>> I got a serious mistake when using vapi that 'recv msg->name' has
>> nothing to do with 'send msg-id'.
>> The currently installed RPMS were compiled yesterday,and i do some
>> change to src/*.
>> Should I compile my example after making pkg-rpm && installing all rpms
>> again?
>> The code like :
>> vapi_msg_sw_interface_set_l2_bridge *msg =
>> vapi_alloc_sw_interface_set_l2_bridge(ctx);
>> msg->payload.rx_sw_if_index = rx_sw_if_index;
>> msg->payload.bd_id = bd_id;
>> msg->payload.shg = shg;
>> msg->payload.shg = shg;
>> msg->payload.bvi = bvi;
>> msg->payload.enable = enable;
>> vapi_msg_sw_interface_set_l2_bridge_hton (msg);
>> vapi_error_e rv = vapi_send (ctx, msg);
>> vapi_msg_sw_interface_set_l2_bridge_reply *resp;
>> size_t size;
>> rv = vapi_recv (ctx, (void *) &resp, &size, 0, 0);
>> vapi_msg_sw_interface_set_l2_bridge_reply_hton(resp);
>> printf("recv msg[%d] %s\n", resp->header._vl_msg_id,
>> vapi_get_msg_name(resp->header._vl_msg_id) );
>> ----------------------------------------------------
>> recv msg[166] ip6nd_proxy_details
>> recv msg[23] sw_interface_tag_add_del
>>
>> --------------------------------------------------------------------------
>>
>> wangchuan...@163.com
>>
>> References
>>
>> Visible links
>> 1. mailto:wangchuan...@163.com
>> 2. mailto:vpp-dev@lists.fd.io
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