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zhangyang-libzt/tests/api_test/udpserver6.c
2016-12-05 10:28:02 -08:00

44 lines
978 B
C
Executable File

#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <stdlib.h>
#include <string.h>
#define MAXBUF 65536
int main(int argc, char *argv[])
{
int sock;
int n;
struct sockaddr_in6 sin6;
socklen_t sin6len;
char buffer[MAXBUF];
sock = socket(PF_INET6, SOCK_DGRAM,0);
sin6len = sizeof(struct sockaddr_in6);
memset(&sin6, 0, sin6len);
sin6.sin6_port = htons(atoi(argv[1]));
sin6.sin6_family = AF_INET6;
sin6.sin6_addr = in6addr_any;
n = bind(sock, (struct sockaddr *)&sin6, sin6len);
if(-1 == n)
perror("bind"), exit(1);
//n = getsockname(sock, (struct sockaddr *)&sin6, &sin6len);
//printf("%d\n", ntohs(sin6.sin6_port));
while (1) {
sleep(1);
n = recvfrom(sock, buffer, MAXBUF, 0, (struct sockaddr *)&sin6, &sin6len);
printf("n = %d, buffer : %s\n", n, buffer);
}
shutdown(sock, 2);
close(sock);
return 0;
}