選択できるのは25トピックまでです。
トピックは、先頭が英数字で、英数字とダッシュ('-')を使用した35文字以内のものにしてください。
45 行
961 B
45 行
961 B
#include <chrono>
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
#include <netinet/in.h>
|
|
#include <string.h>
|
|
#include <endian.hpp>
|
|
#include <network.hpp>
|
|
|
|
using namespace std::chrono_literals;
|
|
|
|
int main(){
|
|
uint16_t db_port = 32555;
|
|
auto soc = socket(AF_INET, SOCK_DGRAM, 0);
|
|
struct sockaddr_in addr;
|
|
addr.sin_family = AF_INET;
|
|
addr.sin_port = htons(db_port);
|
|
memset((void*)&addr.sin_addr, 0, sizeof(addr.sin_addr));
|
|
bind(soc,(struct sockaddr*)&addr,sizeof(addr));
|
|
|
|
req_rep buffer;
|
|
sockaddr_in client;
|
|
socklen_t packet_sz;
|
|
|
|
while(true)
|
|
{
|
|
recvfrom(
|
|
soc,
|
|
(void*)&buffer,
|
|
sizeof(req_rep),
|
|
MSG_WAITFORONE,
|
|
(struct sockaddr*)&client,
|
|
&packet_sz
|
|
);
|
|
buffer.server_ts = std::chrono::duration_cast<std::chrono::microseconds>(std::chrono::high_resolution_clock::now().time_since_epoch()).count();
|
|
|
|
sendto(
|
|
soc,
|
|
(void*)&buffer,
|
|
sizeof(req_rep),
|
|
0,
|
|
(struct sockaddr*)&client,
|
|
(socklen_t)sizeof(client)
|
|
);
|
|
}
|
|
}
|