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/*
*------------------------------------------------------------------
* Copyright (c) 2018 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*------------------------------------------------------------------
*/
#include <vnet/vnet.h>
#include <vlibmemory/api.h>
#include <vnet/devices/pipe/pipe.h>
#include <vnet/vnet_msg_enum.h>
#define vl_typedefs /* define message structures */
#include <vnet/vnet_all_api_h.h>
#undef vl_typedefs
#define vl_endianfun /* define message structures */
#include <vnet/vnet_all_api_h.h>
#undef vl_endianfun
/* instantiate all the print functions we know about */
#define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
#define vl_printfun
#include <vnet/vnet_all_api_h.h>
#undef vl_printfun
#include <vlibapi/api_helper_macros.h>
vpe_api_main_t vpe_api_main;
#define foreach_vpe_api_msg \
_(PIPE_CREATE, pipe_create) \
_(PIPE_DELETE, pipe_delete) \
_(PIPE_DUMP, pipe_dump)
static void
vl_api_pipe_create_t_handler (vl_api_pipe_create_t * mp)
{
vl_api_pipe_create_reply_t *rmp;
u32 parent_sw_if_index;
u32 pipe_sw_if_index[2];
int rv;
u8 is_specified = mp->is_specified;
u32 user_instance = ntohl (mp->user_instance);
rv = vnet_create_pipe_interface (is_specified, user_instance,
&parent_sw_if_index, pipe_sw_if_index);
/* *INDENT-OFF* */
REPLY_MACRO2(VL_API_PIPE_CREATE_REPLY,
({
rmp->parent_sw_if_index = ntohl (parent_sw_if_index);
rmp->pipe_sw_if_index[0] = ntohl (pipe_sw_if_index[0]);
rmp->pipe_sw_if_index[1] = ntohl (pipe_sw_if_index[1]);
}));
/* *INDENT-ON* */
}
static void
vl_api_pipe_delete_t_handler (vl_api_pipe_delete_t * mp)
{
vl_api_pipe_delete_reply_t *rmp;
int rv;
rv = vnet_delete_pipe_interface (ntohl (mp->parent_sw_if_index));
REPLY_MACRO (VL_API_PIPE_DELETE_REPLY);
}
typedef struct pipe_dump_walk_t_
{
vl_api_registration_t *reg;
u32 context;
} pipe_dump_walk_t;
static walk_rc_t
pipe_send_details (u32 parent_sw_if_index,
u32 pipe_sw_if_index[2], u32 instance, void *args)
{
pipe_dump_walk_t *ctx = args;
vl_api_pipe_details_t *mp;
mp = vl_msg_api_alloc (sizeof (*mp));
if (!mp)
return (WALK_STOP);
mp->_vl_msg_id = ntohs (VL_API_PIPE_DETAILS);
mp->context = ctx->context;
mp->instance = ntohl (instance);
mp->parent_sw_if_index = ntohl (parent_sw_if_index);
mp->pipe_sw_if_index[0] = ntohl (pipe_sw_if_index[0]);
mp->pipe_sw_if_index[1] = ntohl (pipe_sw_if_index[1]);
vl_api_send_msg (ctx->reg, (u8 *) mp);
return (WALK_CONTINUE);
}
static void
vl_api_pipe_dump_t_handler (vl_api_pipe_dump_t * mp)
{
vl_api_registration_t *reg;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
pipe_dump_walk_t ctx = {
.reg = reg,
.context = mp->context,
};
pipe_walk (pipe_send_details, &ctx);
}
/*
* vpe_api_hookup
* Add vpe's API message handlers to the table.
* vlib has alread mapped shared memory and
* added the client registration handlers.
* See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
*/
#define vl_msg_name_crc_list
#include <vnet/devices/pipe/pipe.api.h>
#undef vl_msg_name_crc_list
static void
setup_message_id_table (api_main_t * am)
{
#define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
foreach_vl_msg_name_crc_pipe;
#undef _
}
static clib_error_t *
pipe_api_hookup (vlib_main_t * vm)
{
api_main_t *am = &api_main;
#define _(N,n) \
vl_msg_api_set_handlers(VL_API_##N, #n, \
vl_api_##n##_t_handler, \
vl_noop_handler, \
vl_api_##n##_t_endian, \
vl_api_##n##_t_print, \
sizeof(vl_api_##n##_t), 1);
foreach_vpe_api_msg;
#undef _
/*
* Set up the (msg_name, crc, message-id) table
*/
setup_message_id_table (am);
return 0;
}
VLIB_API_INIT_FUNCTION (pipe_api_hookup);
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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