/* * 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. */ #ifndef _VNF_P7_H_ #define _VNF_P7_H_ #include "nfapi_vnf_interface.h" #define TIMEHR_SEC(_time_hr) ((uint32_t)(_time_hr) >> 20) #define TIMEHR_USEC(_time_hr) ((uint32_t)(_time_hr) & 0xFFFFF) #define TIME2TIMEHR(_time) (((uint32_t)(_time.tv_sec) & 0xFFF) << 20 | ((uint32_t)(_time.tv_usec) & 0xFFFFF)) typedef struct { uint8_t* buffer; uint16_t length; } vnf_p7_rx_message_segment_t; typedef struct vnf_p7_rx_message vnf_p7_rx_message_t; typedef struct vnf_p7_rx_message { uint8_t sequence_number; uint8_t num_segments_received; uint8_t num_segments_expected; // the spec allows of upto 128 segments, this does seem excessive vnf_p7_rx_message_segment_t segments[128]; uint32_t rx_hr_time; vnf_p7_rx_message_t* next; } vnf_p7_rx_message_t; typedef struct { vnf_p7_rx_message_t* msg_queue; } vnf_p7_rx_reassembly_queue_t; typedef struct nfapi_vnf_p7_connection_info { /*! The PHY id */ int phy_id; // this does not belong here... uint8_t stream_id; /*! Flag indicating the sync state of the P7 conenction */ uint8_t in_sync; int dl_out_sync_offset; int dl_out_sync_period; // ms (as a pow2) int dl_in_sync_offset; int dl_in_sync_period; // ms (as a pow2) uint8_t filtered_adjust; uint16_t min_sync_cycle_count; uint32_t latency[8]; uint32_t average_latency; int32_t sf_offset_filtered; int32_t sf_offset_trend; int32_t sf_offset; uint16_t zero_count; int32_t adjustment; int32_t insync_minor_adjustment; int32_t insync_minor_adjustment_duration; uint32_t previous_t1; uint32_t previous_t2; int32_t previous_sf_offset_filtered; int sfn_sf; int socket; struct sockaddr_in local_addr; struct sockaddr_in remote_addr; vnf_p7_rx_reassembly_queue_t reassembly_queue; uint8_t* reassembly_buffer; uint32_t reassembly_buffer_size; uint32_t sequence_number; struct nfapi_vnf_p7_connection_info* next; } nfapi_vnf_p7_connection_info_t; typedef struct { nfapi_vnf_p7_config_t _public; // private data uint8_t terminate; nfapi_vnf_p7_connection_info_t* p7_connections; int socket; uint32_t sf_start_time_hr; uint8_t* rx_message_buffer; // would this be better put in the p7 conenction info? uint16_t rx_message_buffer_size; } vnf_p7_t; uint32_t vnf_get_current_time_hr(void); uint16_t increment_sfn_sf(uint16_t sfn_sf); int vnf_sync(vnf_p7_t* vnf_p7, nfapi_vnf_p7_connection_info_t* p7_info); int send_mac_subframe_indications(vnf_p7_t* config); int vnf_p7_read_dispatch_message(vnf_p7_t* vnf_p7 ); void vnf_p7_connection_info_list_add(vnf_p7_t* vnf_p7, nfapi_vnf_p7_connection_info_t* node); nfapi_vnf_p7_connection_info_t* vnf_p7_connection_info_list_find(vnf_p7_t* vnf_p7, uint16_t phy_id); nfapi_vnf_p7_connection_info_t* vnf_p7_connection_info_list_delete(vnf_p7_t* vnf_p7, uint16_t phy_id); int vnf_p7_pack_and_send_p7_msg(vnf_p7_t* vnf_p7, nfapi_p7_message_header_t* header); void vnf_p7_release_msg(vnf_p7_t* vnf_p7, nfapi_p7_message_header_t* header); void vnf_p7_release_pdu(vnf_p7_t* vnf_p7, void* pdu); #endif // _VNF_P7_H_