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/*
*------------------------------------------------------------------
* pppoe_api.c - pppoe api
*
* Copyright (c) 2017 Intel 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/interface.h>
#include <vnet/api_errno.h>
#include <vnet/feature/feature.h>
#include <vnet/fib/fib_table.h>
#include <vnet/ip/ip_types_api.h>
#include <vppinfra/byte_order.h>
#include <vlibmemory/api.h>
#include <pppoe/pppoe.h>
#include <vnet/format_fns.h>
#include <pppoe/pppoe.api_enum.h>
#include <pppoe/pppoe.api_types.h>
#define REPLY_MSG_ID_BASE pem->msg_id_base
#include <vlibapi/api_helper_macros.h>
static void vl_api_pppoe_add_del_session_t_handler
(vl_api_pppoe_add_del_session_t * mp)
{
vl_api_pppoe_add_del_session_reply_t *rmp;
int rv = 0;
u32 decap_fib_index;
ip4_main_t *im = &ip4_main;
pppoe_main_t *pem = &pppoe_main;
uword *p = hash_get (im->fib_index_by_table_id, ntohl (mp->decap_vrf_id));
if (!p)
{
rv = VNET_API_ERROR_NO_SUCH_INNER_FIB;
goto out;
}
decap_fib_index = p[0];
vnet_pppoe_add_del_session_args_t a = {
.is_add = mp->is_add,
.decap_fib_index = decap_fib_index,
.session_id = ntohs (mp->session_id),
};
ip_address_decode (&mp->client_ip, &a.client_ip);
clib_memcpy (a.client_mac, mp->client_mac, 6);
u32 sw_if_index = ~0;
rv = vnet_pppoe_add_del_session (&a, &sw_if_index);
out:
/* *INDENT-OFF* */
REPLY_MACRO2(VL_API_PPPOE_ADD_DEL_SESSION_REPLY,
({
rmp->sw_if_index = ntohl (sw_if_index);
}));
/* *INDENT-ON* */
}
static void send_pppoe_session_details
(pppoe_session_t * t, vl_api_registration_t * reg, u32 context)
{
vl_api_pppoe_session_details_t *rmp;
ip4_main_t *im4 = &ip4_main;
ip6_main_t *im6 = &ip6_main;
u8 is_ipv6 = !ip46_address_is_ip4 (&t->client_ip);
rmp = vl_msg_api_alloc (sizeof (*rmp));
clib_memset (rmp, 0, sizeof (*rmp));
rmp->_vl_msg_id = ntohs (VL_API_PPPOE_SESSION_DETAILS);
ip_address_encode (&t->client_ip, is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
&rmp->client_ip);
if (is_ipv6)
{
rmp->decap_vrf_id = htonl (im6->fibs[t->decap_fib_index].ft_table_id);
}
else
{
rmp->decap_vrf_id = htonl (im4->fibs[t->decap_fib_index].ft_table_id);
}
rmp->session_id = htons (t->session_id);
rmp->encap_if_index = htonl (t->encap_if_index);
clib_memcpy (rmp->local_mac, t->local_mac, 6);
clib_memcpy (rmp->client_mac, t->client_mac, 6);
rmp->sw_if_index = htonl (t->sw_if_index);
rmp->context = context;
vl_api_send_msg (reg, (u8 *) rmp);
}
static void
vl_api_pppoe_session_dump_t_handler (vl_api_pppoe_session_dump_t * mp)
{
vl_api_registration_t *reg;
pppoe_main_t *pem = &pppoe_main;
pppoe_session_t *t;
u32 sw_if_index;
reg = vl_api_client_index_to_registration (mp->client_index);
if (!reg)
return;
sw_if_index = ntohl (mp->sw_if_index);
if (~0 == sw_if_index)
{
/* *INDENT-OFF* */
pool_foreach (t, pem->sessions)
{
send_pppoe_session_details(t, reg, mp->context);
}
/* *INDENT-ON* */
}
else
{
if ((sw_if_index >= vec_len (pem->session_index_by_sw_if_index)) ||
(~0 == pem->session_index_by_sw_if_index[sw_if_index]))
{
return;
}
t = &pem->sessions[pem->session_index_by_sw_if_index[sw_if_index]];
send_pppoe_session_details (t, reg, mp->context);
}
}
static void
vl_api_pppoe_add_del_cp_t_handler (vl_api_pppoe_add_del_cp_t * mp)
{
vl_api_pppoe_add_del_cp_reply_t *rmp;
i32 rv = 0;
pppoe_main_t *pem = &pppoe_main;
rv = pppoe_add_del_cp (ntohl (mp->sw_if_index), mp->is_add);
/* *INDENT-OFF* */
REPLY_MACRO(VL_API_PPPOE_ADD_DEL_CP_REPLY);
/* *INDENT-ON* */
}
#include <pppoe/pppoe.api.c>
static clib_error_t *
pppoe_api_hookup (vlib_main_t * vm)
{
pppoe_main_t *pem = &pppoe_main;
pem->msg_id_base = setup_message_id_table ();
return 0;
}
VLIB_API_INIT_FUNCTION (pppoe_api_hookup);
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "gnu")
* End:
*/
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