/**
handle all types of log download requests from the GCS
*/
void GCS_MAVLINK::handle_log_request_list(mavlink_message_t *msg, DataFlash_Class &dataflash)
{
mavlink_log_request_list_t packet;
mavlink_msg_log_request_list_decode(msg, &packet);
if (mavlink_check_target(packet.target_system, packet.target_component))
return;
_log_listing = false;
_log_sending = false;
_log_num_logs = dataflash.get_num_logs();
if (_log_num_logs == 0) {
return;
}
int16_t last_log_num = dataflash.find_last_log();
_log_next_list_entry = packet.start;
_log_last_list_entry = packet.end;
if (_log_last_list_entry > last_log_num) {
_log_last_list_entry = last_log_num;
}
if (_log_next_list_entry < last_log_num + 1 - _log_num_logs) {
_log_next_list_entry = last_log_num + 1 - _log_num_logs;
}
_log_listing = true;
handle_log_send_listing(dataflash);
}
/**
handle all types of log download requests from the GCS
*/
void GCS_MAVLINK::handle_log_request_list(mavlink_message_t *msg, DataFlash_Class &dataflash)
{
mavlink_log_request_list_t packet;
mavlink_msg_log_request_list_decode(msg, &packet);
_log_listing = false;
_log_sending = false;
_log_num_logs = dataflash.get_num_logs();
if (_log_num_logs == 0) {
_log_next_list_entry = 0;
_log_last_list_entry = 0;
} else {
_log_next_list_entry = packet.start;
_log_last_list_entry = packet.end;
if (_log_last_list_entry > _log_num_logs) {
_log_last_list_entry = _log_num_logs;
}
if (_log_next_list_entry < 1) {
_log_next_list_entry = 1;
}
}
_log_listing = true;
handle_log_send_listing(dataflash);
}
/**
handle request for log data
*/
void GCS_MAVLINK::handle_log_request_data(mavlink_message_t *msg, DataFlash_Class &dataflash)
{
mavlink_log_request_data_t packet;
mavlink_msg_log_request_data_decode(msg, &packet);
if (mavlink_check_target(packet.target_system, packet.target_component))
return;
_log_listing = false;
if (!_log_sending || _log_num_data != packet.id) {
_log_sending = false;
uint16_t num_logs = dataflash.get_num_logs();
int16_t last_log_num = dataflash.find_last_log();
if (packet.id > last_log_num || packet.id < last_log_num + 1 - num_logs) {
return;
}
uint32_t time_utc, size;
dataflash.get_log_info(packet.id, size, time_utc);
_log_num_data = packet.id;
_log_data_size = size;
uint16_t end;
dataflash.get_log_boundaries(packet.id, _log_data_page, end);
}
_log_data_offset = packet.ofs;
if (_log_data_offset >= _log_data_size) {
_log_data_remaining = 0;
} else {
_log_data_remaining = _log_data_size - _log_data_offset;
}
if (_log_data_remaining > packet.count) {
_log_data_remaining = packet.count;
}
_log_sending = true;
handle_log_send(dataflash);
}