#include "config.h"
#include <assert.h>
#include "mosquitto_broker_internal.h"
#include "mqtt_protocol.h"
#include "memory_mosq.h"
#include "packet_mosq.h"
#include "property_mosq.h"
int send__unsuback(struct mosquitto *mosq, uint16_t mid, int reason_code_count, uint8_t *reason_codes, const mosquitto_property *properties)
{
struct mosquitto__packet *packet = NULL;
int rc;
assert(mosq);
packet = mosquitto__calloc(1, sizeof(struct mosquitto__packet));
if(!packet) return MOSQ_ERR_NOMEM;
packet->command = CMD_UNSUBACK;
packet->remaining_length = 2;
if(mosq->protocol == mosq_p_mqtt5){
packet->remaining_length += property__get_remaining_length(properties);
packet->remaining_length += (uint32_t)reason_code_count;
}
rc = packet__alloc(packet);
if(rc){
mosquitto__free(packet);
return rc;
}
packet__write_uint16(packet, mid);
if(mosq->protocol == mosq_p_mqtt5){
property__write_all(packet, properties, true);
packet__write_bytes(packet, reason_codes, (uint32_t)reason_code_count);
}
return packet__queue(mosq, packet);
}