merge_receiver.h

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/******************************************************************************
 * Copyright 2022 ETC 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.
 ******************************************************************************
 * This file is a part of sACN. For more information, go to:
 * https://github.com/ETCLabs/sACN
 *****************************************************************************/
 
#ifndef SACN_MERGE_RECEIVER_H_
#define SACN_MERGE_RECEIVER_H_
 
#include <stdbool.h>
#include <stdint.h>
#include "sacn/receiver.h"
#include "sacn/dmx_merger.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef int sacn_merge_receiver_t;
#define SACN_MERGE_RECEIVER_INVALID SACN_RECEIVER_INVALID
 
typedef struct SacnRecvMergedData
{
  uint16_t universe_id;
  SacnRecvUniverseSubrange slot_range;
  const uint8_t* levels;
  const sacn_remote_source_t* owners;
  size_t num_active_sources;
} SacnRecvMergedData;
 
typedef void (*SacnMergeReceiverMergedDataCallback)(sacn_merge_receiver_t handle, const SacnRecvMergedData* merged_data,
                                                    void* context);
 
typedef void (*SacnMergeReceiverNonDmxCallback)(sacn_merge_receiver_t receiver_handle,
                                                const EtcPalSockAddr* source_addr, const SacnRemoteSource* source_info,
                                                const SacnRecvUniverseData* universe_data, void* context);
 
typedef void (*SacnMergeReceiverSourceLimitExceededCallback)(sacn_merge_receiver_t handle, uint16_t universe,
                                                             void* context);
 
typedef struct SacnMergeReceiverCallbacks
{
  SacnMergeReceiverMergedDataCallback universe_data;                  
  SacnMergeReceiverNonDmxCallback universe_non_dmx;                   
  SacnMergeReceiverSourceLimitExceededCallback source_limit_exceeded; 
  void* callback_context; 
} SacnMergeReceiverCallbacks;
 
typedef struct SacnMergeReceiverConfig
{
  /********* Required values **********/
 
  uint16_t universe_id;
  SacnMergeReceiverCallbacks callbacks;
 
  /********* Optional values **********/
 
  SacnRecvUniverseSubrange footprint;
 
  int source_count_max;
 
  bool use_pap;
 
  sacn_ip_support_t ip_supported;
} SacnMergeReceiverConfig;
 
#define SACN_MERGE_RECEIVER_CONFIG_DEFAULT_INIT                                                                 \
  {                                                                                                             \
    0, {NULL, NULL, NULL, NULL}, {1, DMX_ADDRESS_COUNT}, SACN_RECEIVER_INFINITE_SOURCES, true, kSacnIpV4AndIpV6 \
  }
 
typedef struct SacnMergeReceiverNetintList
{
  sacn_merge_receiver_t handle;
 
  SacnMcastInterface* netints;
  size_t num_netints;
} SacnMergeReceiverNetintList;
 
void sacn_merge_receiver_config_init(SacnMergeReceiverConfig* config);
 
etcpal_error_t sacn_merge_receiver_create(const SacnMergeReceiverConfig* config, sacn_merge_receiver_t* handle,
                                          const SacnNetintConfig* netint_config);
etcpal_error_t sacn_merge_receiver_destroy(sacn_merge_receiver_t handle);
etcpal_error_t sacn_merge_receiver_get_universe(sacn_merge_receiver_t handle, uint16_t* universe_id);
etcpal_error_t sacn_merge_receiver_get_footprint(sacn_merge_receiver_t handle, SacnRecvUniverseSubrange* footprint);
etcpal_error_t sacn_merge_receiver_change_universe(sacn_merge_receiver_t handle, uint16_t new_universe_id);
etcpal_error_t sacn_merge_receiver_change_footprint(sacn_merge_receiver_t handle,
                                                    const SacnRecvUniverseSubrange* new_footprint);
etcpal_error_t sacn_merge_receiver_change_universe_and_footprint(sacn_merge_receiver_t handle, uint16_t new_universe_id,
                                                                 const SacnRecvUniverseSubrange* new_footprint);
etcpal_error_t sacn_merge_receiver_reset_networking(const SacnNetintConfig* sys_netint_config);
etcpal_error_t sacn_merge_receiver_reset_networking_per_receiver(
    const SacnNetintConfig* sys_netint_config, const SacnMergeReceiverNetintList* per_receiver_netint_lists,
    size_t num_per_receiver_netint_lists);
size_t sacn_merge_receiver_get_network_interfaces(sacn_merge_receiver_t handle, EtcPalMcastNetintId* netints,
                                                  size_t netints_size);
 
#ifdef __cplusplus
}
#endif
 
#endif /* SACN_MERGE_RECEIVER_H_ */