Sha256: 71737ed41c6f89eb80e48962a9c0b4f7d55f7460c660a466b4f9f3c73ea4bd35
Contents?: true
Size: 1.24 KB
Versions: 8
Compression:
Stored size: 1.24 KB
Contents
/* SPDX-License-Identifier: MIT */
#include <fcntl.h>
#include <stdint.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <unistd.h>
#include "helpers.h"
int setup_listening_socket(int port, int ipv6)
{
struct sockaddr_in srv_addr = { };
struct sockaddr_in6 srv_addr6 = { };
int fd, enable, ret, domain;
if (ipv6)
domain = AF_INET6;
else
domain = AF_INET;
fd = socket(domain, SOCK_STREAM, 0);
if (fd == -1) {
perror("socket()");
return -1;
}
enable = 1;
ret = setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &enable, sizeof(int));
if (ret < 0) {
perror("setsockopt(SO_REUSEADDR)");
return -1;
}
if (ipv6) {
srv_addr6.sin6_family = AF_INET6;
srv_addr6.sin6_port = htons(port);
srv_addr6.sin6_addr = in6addr_any;
ret = bind(fd, (const struct sockaddr *)&srv_addr6, sizeof(srv_addr6));
} else {
srv_addr.sin_family = AF_INET;
srv_addr.sin_port = htons(port);
srv_addr.sin_addr.s_addr = htonl(INADDR_ANY);
ret = bind(fd, (const struct sockaddr *)&srv_addr, sizeof(srv_addr));
}
if (ret < 0) {
perror("bind()");
return -1;
}
if (listen(fd, 1024) < 0) {
perror("listen()");
return -1;
}
return fd;
}
Version data entries
8 entries across 8 versions & 2 rubygems