Files
openairinterface5g/nfapi/open-nFAPI/vnf/src/vnf.c
T
8150a47ba5 NVIDIA Aerial Integration
- Aerial config file
- Changes for ARC1.1. Change config file to max MCS 25. Fixed pdu size errors.
- Remove taskset from Dockerfile.gNB.aerial.ubuntu20 after changing isolated CPUs
- removed the USRP from Docker file

Co-authored-by: Florian Kaltenberger <florian.kaltenberger@eurecom.fr>
Co-authored-by: Fredrik Molander <fmolander@nvidia.com>
Co-authored-by: Reem Bahsoun <reem.bahsoun@openairinterface.org>
2024-03-08 15:53:42 +01:00

1618 lines
45 KiB
C

/*
* Copyright 2017 Cisco Systems, Inc.
*
* 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 <sys/socket.h>
#include <netinet/in.h>
#include <netinet/sctp.h>
#include <arpa/inet.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include "vnf.h"
#include "nfapi_nr_interface.h"
#include "nfapi_nr_interface_scf.h"
#ifdef ENABLE_AERIAL
#include "nfapi/oai_integration/aerial/fapi_nvIPC.h"
#include "nfapi/oai_integration/aerial/fapi_vnf_p5.h"
#endif
#include "nfapi/oai_integration/vendor_ext.h"
void* vnf_malloc(nfapi_vnf_config_t* config, size_t size)
{
if(config->malloc)
{
return (config->malloc)(size);
}
else
{
return calloc(1, size);
}
}
void vnf_free(nfapi_vnf_config_t* config, void* ptr)
{
if(config->free)
{
return (config->free)(ptr);
}
else
{
return free(ptr);
}
}
void nfapi_vnf_phy_info_list_add(nfapi_vnf_config_t* config, nfapi_vnf_phy_info_t* info)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Adding phy p5_idx:%d phy_id:%d\n", info->p5_idx, info->phy_id);
info->next = config->phy_list;
config->phy_list = info;
}
nfapi_vnf_phy_info_t* nfapi_vnf_phy_info_list_find(nfapi_vnf_config_t* config, uint16_t phy_id)
{
nfapi_vnf_phy_info_t* curr = config->phy_list;
while(curr != 0)
{
if(curr->phy_id == phy_id)
return curr;
curr = curr->next;
}
return 0;
}
void nfapi_vnf_pnf_list_add(nfapi_vnf_config_t* config, nfapi_vnf_pnf_info_t* node)
{
node->next = config->pnf_list;
config->pnf_list = node;
}
nfapi_vnf_pnf_info_t* nfapi_vnf_pnf_list_find(nfapi_vnf_config_t* config, int p5_idx)
{
NFAPI_TRACE(NFAPI_TRACE_DEBUG, "config->pnf_list:%p\n", config->pnf_list);
nfapi_vnf_pnf_info_t* curr = config->pnf_list;
while(curr != 0)
{
if(curr->p5_idx == p5_idx)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s : curr->p5_idx:%d p5_idx:%d\n", __FUNCTION__, curr->p5_idx, p5_idx);
return curr;
}
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s : curr->next:%p\n", __FUNCTION__, curr->next);
curr = curr->next;
}
return 0;
}
void vnf_nr_handle_pnf_param_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s : NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PNF_PARAM.reponse\n");
nfapi_nr_pnf_param_response_t msg;
// unpack the message
if (nfapi_nr_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
// Invoke the call back
if(config->pnf_nr_param_resp)
{
(config->pnf_nr_param_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_pnf_param_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s : NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PNF_PARAM.reponse\n");
nfapi_pnf_param_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
// Invoke the call back
if(config->pnf_param_resp)
{
(config->pnf_param_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_nr_handle_pnf_config_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PNF_CONFIG_RESPONSE\n");
nfapi_nr_pnf_config_response_t msg;
// unpack the message
if (nfapi_nr_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
// Invoke the call back
if(config->pnf_nr_config_resp)
{
(config->pnf_nr_config_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_pnf_config_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PNF_CONFIG_RESPONSE\n");
nfapi_pnf_config_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
// Invoke the call back
if(config->pnf_config_resp)
{
(config->pnf_config_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_nr_handle_pnf_start_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PNF_START_RESPONSE\n");
nfapi_nr_pnf_start_response_t msg;
// unpack the message
if (nfapi_nr_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->pnf_nr_start_resp)
{
(config->pnf_nr_start_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_pnf_start_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PNF_START_RESPONSE\n");
nfapi_pnf_start_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->pnf_start_resp)
{
(config->pnf_start_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_pnf_stop_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PNF_STOP_RESPONSE\n");
nfapi_pnf_stop_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->pnf_stop_resp)
{
(config->pnf_stop_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_param_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PARAM_RESPONSE\n");
nfapi_param_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if (msg.error_code == NFAPI_MSG_OK)
{
nfapi_vnf_phy_info_t* phy_info = nfapi_vnf_phy_info_list_find(config, msg.header.phy_id);
if(msg.nfapi_config.p7_pnf_address_ipv4.tl.tag)
{
struct sockaddr_in sockAddr;
(void)memcpy(&sockAddr.sin_addr.s_addr, msg.nfapi_config.p7_pnf_address_ipv4.address, NFAPI_IPV4_ADDRESS_LENGTH);
NFAPI_TRACE(NFAPI_TRACE_INFO, "PNF P7 IPv4 address: %s\n", inet_ntoa(sockAddr.sin_addr));
// store address
phy_info->p7_pnf_address.sin_addr = sockAddr.sin_addr;
}
if(msg.nfapi_config.p7_pnf_address_ipv6.tl.tag)
{
struct sockaddr_in6 sockAddr6;
char addr6[64];
(void)memcpy(&sockAddr6.sin6_addr, msg.nfapi_config.p7_pnf_address_ipv6.address, NFAPI_IPV6_ADDRESS_LENGTH);
NFAPI_TRACE(NFAPI_TRACE_INFO, "PNF P7 IPv6 address: %s\n", inet_ntop(AF_INET6, &sockAddr6.sin6_addr, addr6, sizeof(addr6)));
}
if (msg.nfapi_config.p7_pnf_port.tl.tag)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "PNF P7 Port: %d\n", msg.nfapi_config.p7_pnf_port.value);
// store port
phy_info->p7_pnf_address.sin_port = htons(msg.nfapi_config.p7_pnf_port.value);
}
}
if(config->param_resp)
{
(config->param_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_nr_handle_param_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received PARAM_RESPONSE\n");
nfapi_nr_param_response_scf_t msg;
// unpack the message
if (nfapi_nr_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if (msg.error_code == NFAPI_NR_PARAM_MSG_OK)
{
nfapi_vnf_phy_info_t* phy_info = nfapi_vnf_phy_info_list_find(config, msg.header.phy_id);
if(msg.nfapi_config.p7_pnf_address_ipv4.tl.tag)
{
struct sockaddr_in sockAddr;
(void)memcpy(&sockAddr.sin_addr.s_addr, msg.nfapi_config.p7_pnf_address_ipv4.address, NFAPI_IPV4_ADDRESS_LENGTH);
NFAPI_TRACE(NFAPI_TRACE_INFO, "PNF P7 IPv4 address: %s\n", inet_ntoa(sockAddr.sin_addr));
// store address
phy_info->p7_pnf_address.sin_addr = sockAddr.sin_addr;
}
if(msg.nfapi_config.p7_pnf_address_ipv6.tl.tag)
{
struct sockaddr_in6 sockAddr6;
char addr6[64];
(void)memcpy(&sockAddr6.sin6_addr, msg.nfapi_config.p7_pnf_address_ipv6.address, NFAPI_IPV6_ADDRESS_LENGTH);
NFAPI_TRACE(NFAPI_TRACE_INFO, "PNF P7 IPv6 address: %s\n", inet_ntop(AF_INET6, &sockAddr6.sin6_addr, addr6, sizeof(addr6)));
}
if (msg.nfapi_config.p7_pnf_port.tl.tag)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "PNF P7 Port: %d\n", msg.nfapi_config.p7_pnf_port.value);
// store port
phy_info->p7_pnf_address.sin_port = htons(msg.nfapi_config.p7_pnf_port.value);
}
}
if(config->nr_param_resp)
{
(config->nr_param_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_nr_handle_config_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received CONFIG_RESPONSE\n");
nfapi_nr_config_response_scf_t msg;
// unpack the message
if (nfapi_nr_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >=0 )
{
// check the error code:
if (msg.error_code == NFAPI_NR_CONFIG_MSG_OK){
if(config->nr_config_resp)
{
(config->nr_config_resp)(config, p5_idx, &msg);
}
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_config_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received CONFIG_RESPONSE\n");
nfapi_config_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >=0 )
{
// check the error code:
if (msg.error_code == NFAPI_MSG_OK){
if(config->config_resp)
{
(config->config_resp)(config, p5_idx, &msg);
}
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_start_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received START_RESPONSE\n");
nfapi_start_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->start_resp)
{
(config->start_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_nr_handle_start_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received START_RESPONSE\n");
nfapi_nr_start_response_scf_t msg;
// unpack the message
if (nfapi_nr_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{ // check the error code
if (msg.error_code == NFAPI_NR_START_MSG_OK){
if(config->nr_start_resp)
{
(config->nr_start_resp)(config, p5_idx, &msg);
}
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_stop_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received STOP.response\n");
nfapi_stop_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->stop_resp)
{
(config->stop_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_measurement_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received MEASUREMENT.response\n");
nfapi_measurement_response_t msg;
// unpack the message
if (nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->measurement_resp)
{
(config->measurement_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_rssi_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received RSSI.response\n");
nfapi_rssi_response_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->rssi_resp)
{
(config->rssi_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_rssi_indication(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received RSSI.indication\n");
nfapi_rssi_indication_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->rssi_ind)
{
(config->rssi_ind)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_cell_search_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received CELL_SEARCH.response\n");
nfapi_cell_search_response_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->cell_search_resp)
{
(config->cell_search_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_cell_search_indication(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "vnf_handle_cell_search_indication: NULL parameters\n");
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received CELL_SEARCH.indication\n");
nfapi_cell_search_indication_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->cell_search_ind)
{
(config->cell_search_ind)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "vnf_handle_cell_search_response: Unpack message failed, ignoring\n");
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_broadcast_detect_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received BROADCAST_DETECT.response\n");
nfapi_broadcast_detect_response_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->broadcast_detect_resp)
{
(config->broadcast_detect_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_broadcast_detect_indication(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received BROADCAST_DETECT.indication\n");
nfapi_broadcast_detect_indication_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->broadcast_detect_ind)
{
(config->broadcast_detect_ind)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
return;
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_system_information_schedule_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received SYSTEM_INFORMATION_SCHEDULE.response\n");
nfapi_system_information_schedule_response_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->system_information_schedule_resp)
{
(config->system_information_schedule_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_system_information_schedule_indication(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received SYSTEM_INFORMATION_SCHEDULE.indication\n");
nfapi_system_information_schedule_indication_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->system_information_schedule_ind)
{
(config->system_information_schedule_ind)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_system_information_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received SYSTEM_INFORMATION.response\n");
nfapi_system_information_response_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) >= 0)
{
if(config->system_information_resp)
{
(config->system_information_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_system_information_indication(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received SYSTEM_INFORMATION.indication\n");
nfapi_system_information_indication_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(msg), &config->codec_config) < 0)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
return;
}
if(config->system_information_ind)
{
(config->system_information_ind)(config, p5_idx, &msg);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_nmm_stop_response(void *pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx)
{
// ensure it's valid
if (pRecvMsg == NULL || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: NULL parameters\n", __FUNCTION__);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received NMM_STOP.response\n");
nfapi_nmm_stop_response_t msg;
// unpack the message
if (nfapi_p4_message_unpack(pRecvMsg, recvMsgLen, &msg, sizeof(nfapi_nmm_stop_response_t), &config->codec_config) >= 0)
{
if(config->nmm_stop_resp)
{
(config->nmm_stop_resp)(config, p5_idx, &msg);
}
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
// make sure to release any dyanmic part of the message
if(msg.vendor_extension)
config->codec_config.deallocate(msg.vendor_extension);
}
}
void vnf_handle_vendor_extension(void* pRecvMsg, int recvMsgLen, nfapi_vnf_config_t* config, int p5_idx, uint16_t message_id)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "%s\n", __FUNCTION__);
if(config->allocate_p4_p5_vendor_ext && config->deallocate_p4_p5_vendor_ext)
{
uint16_t msg_size;
nfapi_p4_p5_message_header_t* msg = config->allocate_p4_p5_vendor_ext(message_id, &msg_size);
if(msg)
{
if(nfapi_p5_message_unpack(pRecvMsg, recvMsgLen, msg, msg_size, &config->codec_config) >= 0)
{
if(config->vendor_ext)
config->vendor_ext(config, p5_idx, msg);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s: Unpack message failed, ignoring\n", __FUNCTION__);
}
config->deallocate_p4_p5_vendor_ext(msg);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "failed to allocate vendor extention structure\n");
}
}
}
void vnf_nr_handle_p4_p5_message(void *pRecvMsg, int recvMsgLen, int p5_idx, nfapi_vnf_config_t* config)
{
nfapi_p4_p5_message_header_t messageHeader;
// validate the input params
if(pRecvMsg == NULL || recvMsgLen < NFAPI_HEADER_LENGTH || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "vnf_handle_p4_p5_message: invalid input params\n");
return;
}
// unpack the message header
if (nfapi_p5_message_header_unpack(pRecvMsg, recvMsgLen, &messageHeader, sizeof(nfapi_p4_p5_message_header_t), &config->codec_config) < 0)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "Unpack message header failed, ignoring\n");
return;
}
switch (messageHeader.message_id)
{
case NFAPI_NR_PHY_MSG_TYPE_PNF_PARAM_RESPONSE:
vnf_nr_handle_pnf_param_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_NR_PHY_MSG_TYPE_PNF_CONFIG_RESPONSE:
vnf_nr_handle_pnf_config_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_NR_PHY_MSG_TYPE_PNF_START_RESPONSE:
vnf_nr_handle_pnf_start_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_PNF_STOP_RESPONSE:
vnf_handle_pnf_stop_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_NR_PHY_MSG_TYPE_PARAM_RESPONSE:
vnf_nr_handle_param_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_NR_PHY_MSG_TYPE_CONFIG_RESPONSE:
vnf_nr_handle_config_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_NR_PHY_MSG_TYPE_START_RESPONSE:
vnf_nr_handle_start_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_NR_PHY_MSG_TYPE_STOP_RESPONSE:
vnf_handle_stop_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
default:
{
if(messageHeader.message_id >= NFAPI_VENDOR_EXT_MSG_MIN &&
messageHeader.message_id <= NFAPI_VENDOR_EXT_MSG_MAX)
{
vnf_handle_vendor_extension(pRecvMsg, recvMsgLen, config, p5_idx, messageHeader.message_id);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s P5 Unknown message ID %d\n", __FUNCTION__, messageHeader.message_id);
}
}
break;
}
}
void vnf_handle_p4_p5_message(void *pRecvMsg, int recvMsgLen, int p5_idx, nfapi_vnf_config_t* config)
{
nfapi_p4_p5_message_header_t messageHeader;
// validate the input params
if(pRecvMsg == NULL || recvMsgLen < NFAPI_HEADER_LENGTH || config == NULL)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "vnf_handle_p4_p5_message: invalid input params\n");
return;
}
// unpack the message header
if (nfapi_p5_message_header_unpack(pRecvMsg, recvMsgLen, &messageHeader, sizeof(nfapi_p4_p5_message_header_t), &config->codec_config) < 0)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "Unpack message header failed, ignoring\n");
return;
}
switch (messageHeader.message_id)
{
case NFAPI_PNF_PARAM_RESPONSE:
vnf_handle_pnf_param_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_PNF_CONFIG_RESPONSE:
vnf_handle_pnf_config_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_PNF_START_RESPONSE:
vnf_handle_pnf_start_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_PNF_STOP_RESPONSE:
vnf_handle_pnf_stop_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_PARAM_RESPONSE:
vnf_handle_param_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_CONFIG_RESPONSE:
vnf_handle_config_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_START_RESPONSE:
vnf_handle_start_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_STOP_RESPONSE:
vnf_handle_stop_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_MEASUREMENT_RESPONSE:
vnf_handle_measurement_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_RSSI_RESPONSE:
vnf_handle_rssi_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_RSSI_INDICATION:
vnf_handle_rssi_indication(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_CELL_SEARCH_RESPONSE:
vnf_handle_cell_search_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_CELL_SEARCH_INDICATION:
vnf_handle_cell_search_indication(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_BROADCAST_DETECT_RESPONSE:
vnf_handle_broadcast_detect_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_BROADCAST_DETECT_INDICATION:
vnf_handle_broadcast_detect_indication(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_SYSTEM_INFORMATION_SCHEDULE_RESPONSE:
vnf_handle_system_information_schedule_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_SYSTEM_INFORMATION_SCHEDULE_INDICATION:
vnf_handle_system_information_schedule_indication(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_SYSTEM_INFORMATION_RESPONSE:
vnf_handle_system_information_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_SYSTEM_INFORMATION_INDICATION:
vnf_handle_system_information_indication(pRecvMsg, recvMsgLen, config, p5_idx);
break;
case NFAPI_NMM_STOP_RESPONSE:
vnf_handle_nmm_stop_response(pRecvMsg, recvMsgLen, config, p5_idx);
break;
default:
{
if(messageHeader.message_id >= NFAPI_VENDOR_EXT_MSG_MIN &&
messageHeader.message_id <= NFAPI_VENDOR_EXT_MSG_MAX)
{
vnf_handle_vendor_extension(pRecvMsg, recvMsgLen, config, p5_idx, messageHeader.message_id);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s P5 Unknown message ID %d\n", __FUNCTION__, messageHeader.message_id);
}
}
break;
}
}
int vnf_nr_read_dispatch_message(nfapi_vnf_config_t* config, nfapi_vnf_pnf_info_t* pnf)
{
if (1) {
int socket_connected = 1;
// 1. Peek the message header
// 2. If the message is larger than the stack buffer then create a dynamic buffer
// 3. Read the buffer
// 4. Handle the p5 message
uint32_t header_buffer_size = NFAPI_HEADER_LENGTH;
uint8_t header_buffer[header_buffer_size];
uint32_t stack_buffer_size = 32; // should it be the size of then sctp_notificatoin structure
uint8_t stack_buffer[stack_buffer_size];
uint8_t* dynamic_buffer = 0;
uint8_t* read_buffer = &stack_buffer[0];
uint32_t message_size = 0;
struct sockaddr_in addr;
socklen_t addr_len = sizeof(addr);
struct sctp_sndrcvinfo sndrcvinfo;
(void)memset(&sndrcvinfo, 0, sizeof(struct sctp_sndrcvinfo));
{
int flags = MSG_PEEK;
message_size =
sctp_recvmsg(pnf->p5_sock, header_buffer, header_buffer_size, (struct sockaddr*)&addr, &addr_len, &sndrcvinfo, &flags);
if (message_size == -1) {
NFAPI_TRACE(NFAPI_TRACE_INFO, "VNF Failed to peek sctp message size errno:%d\n", errno);
return 0;
}
nfapi_p4_p5_message_header_t header;
int unpack_result = nfapi_p5_message_header_unpack(header_buffer, header_buffer_size, &header, sizeof(header), 0);
if (unpack_result < 0) {
NFAPI_TRACE(NFAPI_TRACE_INFO, "VNF Failed to decode message header %d\n", unpack_result);
return 0;
}
message_size = header.message_length + header_buffer_size;
// now have the size of the mesage
}
if (message_size > stack_buffer_size) {
dynamic_buffer = (uint8_t*)malloc(message_size);
if (dynamic_buffer == NULL) {
// todo : add error mesage
NFAPI_TRACE(NFAPI_TRACE_INFO, "VNF Failed to allocate dynamic buffer for sctp_recvmsg size:%d\n", message_size);
return -1;
}
read_buffer = dynamic_buffer;
}
{
int flags = 0;
(void)memset(&sndrcvinfo, 0, sizeof(struct sctp_sndrcvinfo));
int recvmsg_result =
sctp_recvmsg(pnf->p5_sock, read_buffer, message_size, (struct sockaddr*)&addr, &addr_len, &sndrcvinfo, &flags);
if (recvmsg_result == -1) {
NFAPI_TRACE(NFAPI_TRACE_INFO, "Failed to read sctp message size errno:%d\n", errno);
} else {
if (flags & MSG_NOTIFICATION) {
NFAPI_TRACE(NFAPI_TRACE_INFO, "Notification received from %s:%u\n", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));
// todo - handle the events
} else {
/*
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received message fd:%d from %s:%u assoc:%d on stream %d, PPID %d, length %d, flags 0x%x\n",
pnf->p5_sock,
inet_ntoa(addr.sin_addr),
ntohs(addr.sin_port),
sndrcvinfo.sinfo_assoc_id,
sndrcvinfo.sinfo_stream,
ntohl(sndrcvinfo.sinfo_ppid),
message_size,
flags);
*/
// handle now if complete message in one or more segments
if ((flags & 0x80) == 0x80) {
// printf("\nVNF RECEIVES:\n");
// for(int i=0; i<message_size; i++){
// printf("%d", read_buffer[i]);
// }
// printf("\n");
vnf_nr_handle_p4_p5_message(read_buffer, message_size, pnf->p5_idx, config);
} else {
NFAPI_TRACE(NFAPI_TRACE_WARN, "sctp_recvmsg: unhandled mode with flags 0x%x\n", flags);
// assume socket disconnected
NFAPI_TRACE(NFAPI_TRACE_WARN, "Disconnected socket\n");
socket_connected = 0;
}
}
}
}
if (dynamic_buffer) {
free(dynamic_buffer);
}
return socket_connected;
}
}
int vnf_read_dispatch_message(nfapi_vnf_config_t* config, nfapi_vnf_pnf_info_t* pnf)
{
if(1)
{
int socket_connected = 1;
// 1. Peek the message header
// 2. If the message is larger than the stack buffer then create a dynamic buffer
// 3. Read the buffer
// 4. Handle the p5 message
uint32_t header_buffer_size = NFAPI_HEADER_LENGTH;
uint8_t header_buffer[header_buffer_size];
memset(header_buffer, 0, header_buffer_size);
uint32_t stack_buffer_size = 32; //should it be the size of then sctp_notificatoin structure
uint8_t stack_buffer[stack_buffer_size];
uint8_t* dynamic_buffer = 0;
uint8_t* read_buffer = &stack_buffer[0];
uint32_t message_size = 0;
struct sockaddr_in addr;
memset(&addr, 0, sizeof(addr));
socklen_t addr_len = sizeof(addr);
struct sctp_sndrcvinfo sndrcvinfo;
(void)memset(&sndrcvinfo, 0, sizeof(struct sctp_sndrcvinfo));
{
int flags = MSG_PEEK;
message_size = sctp_recvmsg(pnf->p5_sock, header_buffer, header_buffer_size, (struct sockaddr*)&addr, &addr_len, &sndrcvinfo, &flags);
if(message_size == -1)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "VNF Failed to peek sctp message size errno:%d\n", errno);
return 0;
}
nfapi_p4_p5_message_header_t header;
int unpack_result = nfapi_p5_message_header_unpack(header_buffer, header_buffer_size, &header, sizeof(header), 0);
if(unpack_result < 0)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "VNF Failed to decode message header %d\n", unpack_result);
return 0;
}
message_size = header.message_length;
// now have the size of the mesage
}
if(message_size > stack_buffer_size)
{
dynamic_buffer = (uint8_t*)malloc(message_size);
if(dynamic_buffer == NULL)
{
// todo : add error mesage
NFAPI_TRACE(NFAPI_TRACE_INFO, "VNF Failed to allocate dynamic buffer for sctp_recvmsg size:%d\n", message_size);
return -1;
}
read_buffer = dynamic_buffer;
}
{
int flags = 0;
(void)memset(&sndrcvinfo, 0, sizeof(struct sctp_sndrcvinfo));
int recvmsg_result = sctp_recvmsg(pnf->p5_sock, read_buffer, message_size, (struct sockaddr*)&addr, &addr_len, &sndrcvinfo, &flags);
if(recvmsg_result == -1)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Failed to read sctp message size errno:%d\n", errno);
}
else
{
if (flags & MSG_NOTIFICATION)
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "Notification received from %s:%u\n", inet_ntoa(addr.sin_addr), ntohs(addr.sin_port));
// todo - handle the events
}
else
{
/*
NFAPI_TRACE(NFAPI_TRACE_INFO, "Received message fd:%d from %s:%u assoc:%d on stream %d, PPID %d, length %d, flags 0x%x\n",
pnf->p5_sock,
inet_ntoa(addr.sin_addr),
ntohs(addr.sin_port),
sndrcvinfo.sinfo_assoc_id,
sndrcvinfo.sinfo_stream,
ntohl(sndrcvinfo.sinfo_ppid),
message_size,
flags);
*/
// handle now if complete message in one or more segments
if ((flags & 0x80) == 0x80)
{
// printf("\nVNF RECEIVES:\n");
// for(int i=0; i<message_size; i++){
// printf("%d", read_buffer[i]);
// }
// printf("\n");
vnf_handle_p4_p5_message(read_buffer, message_size, pnf->p5_idx, config);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_WARN, "sctp_recvmsg: unhandled mode with flags 0x%x\n", flags);
// assume socket disconnected
NFAPI_TRACE(NFAPI_TRACE_WARN, "Disconnected socket\n");
socket_connected = 0;
}
}
}
}
if(dynamic_buffer)
{
free(dynamic_buffer);
}
return socket_connected;
}
}
static int vnf_send_p5_msg(nfapi_vnf_pnf_info_t* pnf, const void *msg, int len, uint8_t stream)
{
// printf("\n MESSAGE SENT: \n");
// for(int i=0; i<len; i++){
// printf("%d", *(uint8_t *)(msg + i));
// }
// printf("\n");
//NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s len:%d stream:%d\n", __FUNCTION__, len, stream);
int result = sctp_sendmsg(pnf->p5_sock, msg, len, (struct sockaddr*)&pnf->p5_pnf_sockaddr, sizeof(pnf->p5_pnf_sockaddr),1, 0, stream, 0, 4);
if(result != len)
{
if(result < 0)
{
// error
NFAPI_TRACE(NFAPI_TRACE_ERROR, "sctp sendto failed errno: %d\n", errno);
}
else
{
// did not send all the message
}
}
return 0;
}
int vnf_nr_pack_and_send_p5_message(vnf_t* vnf, uint16_t p5_idx, nfapi_p4_p5_message_header_t* msg, uint16_t msg_len)
{
nfapi_vnf_pnf_info_t* pnf = nfapi_vnf_pnf_list_find(&(vnf->_public), p5_idx);
if(pnf)
{
// pack the message for transmission
int packedMessageLength = 0;
if (NFAPI_MODE == NFAPI_MODE_AERIAL) {
#ifdef ENABLE_AERIAL
// In case it is a FAPI message, create 2 messages, one with nFAPI header for OAI PNF and one with no nFAPI header for Aerial
// L1
nfapi_p4_p5_message_header_t *msgFAPI = calloc(1, msg_len);
memcpy(msgFAPI, msg, msg_len);
// create FAPI tx_buffer
uint8_t tx_messagebufferFAPI[sizeof(vnf->tx_message_buffer)];
int packedMessageLengthFAPI = -1;
packedMessageLengthFAPI =
fapi_nr_p5_message_pack(msgFAPI, msg_len, tx_messagebufferFAPI, sizeof(tx_messagebufferFAPI), &vnf->_public.codec_config);
return aerial_send_P5_msg(tx_messagebufferFAPI, packedMessageLengthFAPI, msg);
#else
return 0;
#endif
} else {
packedMessageLength = nfapi_nr_p5_message_pack(msg,
msg_len,
vnf->tx_message_buffer,
sizeof(vnf->tx_message_buffer),
&vnf->_public.codec_config);
if (packedMessageLength < 0) {
NFAPI_TRACE(NFAPI_TRACE_ERROR, "nfapi_p5_message_pack failed with return %d\n", packedMessageLength);
return -1;
}
// printf("msg id = 0x%02x, entire message length: %d\n", msg->message_id, packedMessageLength);
// for (int i = 0; i < packedMessageLength; i++) {
// printf(" msg->msg_buf[%d] = 0x%02x\n", i, ((uint8_t *) vnf->tx_message_buffer)[i]);
// }
return vnf_send_p5_msg(pnf, vnf->tx_message_buffer, packedMessageLength, 0);
}
} else {
NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() cannot find pnf info for p5_idx:%d\n", __FUNCTION__, p5_idx);
return -1;
}
}
int vnf_pack_and_send_p5_message(vnf_t* vnf, uint16_t p5_idx, nfapi_p4_p5_message_header_t* msg, uint16_t msg_len)
{
nfapi_vnf_pnf_info_t* pnf = nfapi_vnf_pnf_list_find(&(vnf->_public), p5_idx);
if(pnf)
{
// pack the message for transmission
int packedMessageLength = nfapi_p5_message_pack(msg, msg_len, vnf->tx_message_buffer, sizeof(vnf->tx_message_buffer), &vnf->_public.codec_config);
if (packedMessageLength < 0)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "nfapi_p5_message_pack failed with return %d\n", packedMessageLength);
return -1;
}
return vnf_send_p5_msg(pnf, vnf->tx_message_buffer, packedMessageLength, 0/*msg->phy_id*/);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() cannot find pnf info for p5_idx:%d\n", __FUNCTION__, p5_idx);
return -1;
}
}
int vnf_pack_and_send_p4_message(vnf_t* vnf, uint16_t p5_idx, nfapi_p4_p5_message_header_t* msg, uint16_t msg_len)
{
nfapi_vnf_pnf_info_t* pnf = nfapi_vnf_pnf_list_find(&(vnf->_public), p5_idx);
if(pnf)
{
// pack the message for transmission
int packedMessageLength = nfapi_p4_message_pack(msg, msg_len, vnf->tx_message_buffer, sizeof(vnf->tx_message_buffer), &vnf->_public.codec_config);
if (packedMessageLength < 0)
{
NFAPI_TRACE(NFAPI_TRACE_ERROR, "nfapi_p4_message_pack failed with return %d\n", packedMessageLength);
return -1;
}
return vnf_send_p5_msg(pnf, vnf->tx_message_buffer, packedMessageLength, 0/*msg->phy_id*/);
}
else
{
NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() cannot find pnf info for p5_idx:%d\n", __FUNCTION__, p5_idx);
return -1;
}
}