avb_status_t process_avb_1722_1_aecp_packet(unsigned char dest_addr[6], avb_1722_1_aecp_packet_t *pkt, chanend c_tx)
{
int message_type = GET_1722_1_MSG_TYPE(((avb_1722_1_packet_header_t*)pkt));
if (compare_guid(pkt->target_guid, &my_guid)==0) return AVB_1722_1_OK;
switch (message_type)
{
case AECP_CMD_AVDECC_MSG_COMMAND:
{
avb_1722_1_aecp_avdecc_msg_t *msg = &(pkt->data.avdecc);
process_avb_1722_1_aecp_avdecc_msg(msg);
break;
}
case AECP_CMD_ADDRESS_ACCESS_COMMAND:
{
break;
}
case AECP_CMD_AVC_COMMAND:
{
# if AVB_1722_1_USE_AVC
uint32_t length = 0 ;
struct ethernet_hdr_t *eth_hdr = (ethernet_hdr_t*) &avb_1722_1_buf[0];
avb_1722_1_packet_header_t *pkt_hdr = (avb_1722_1_packet_header_t*) (eth_hdr + 1);
avb_1722_1_aecp_avc_t* payload = (avb_1722_1_aecp_avc_t*)avb_1722_1_create_aecp_packet(dest_addr, AECP_CMD_AVC_RESPONSE, pkt);
bcopy(pkt->data.payload, payload, 514);
length = ((uint32_t)payload->avc_length[0] << 8) | payload->avc_length[1];
processAVCCommand(payload->avc_command_response, &length);
payload->avc_length[0] = (length >> 8) & 0xff;
payload->avc_length[1] = length & 0xff;
SET_1722_1_DATALENGTH(pkt_hdr, length+12);
mac_tx(c_tx, avb_1722_1_buf, sizeof(ethernet_hdr_t)+sizeof(avb_1722_1_packet_header_t)+36+length, ETH_BROADCAST);
#endif
break;
}
case AECP_CMD_VENDOR_UNIQUE_COMMAND:
{
break;
}
case AECP_CMD_EXTENDED_COMMAND:
{
break;
}
default:
// This node is not expecting a response
break;
}
return AVB_1722_1_OK;
}
OSStatus AkVCam::PluginInterfacePrivate::DeviceProcessAVCCommand(CMIOHardwarePlugInRef self,
CMIODeviceID device,
CMIODeviceAVCCommand *ioAVCCommand)
{
AkPluginPrivateIntefaceLogID(device);
OSStatus status = kCMIOHardwareUnspecifiedError;
if (!self)
return status;
auto _self = reinterpret_cast<PluginInterfacePrivate *>(self);
auto object = reinterpret_cast<Device *>(_self->self->findObject(device));
if (object)
status = object->processAVCCommand(ioAVCCommand);
return status;
}
