core-legacy/helpers/bind_tcp_server.cc
Tobias Reisinger 2d24339421 add: helpers
unstable: discovering
2019-07-15 00:39:37 +02:00

43 lines
1,014 B
C++

#include <netdb.h>
#include <trantor/utils/Logger.h>
#include <helpers.h>
#include "config.h"
int
helpers::bind_tcp_server(const char *addr, const char *port, int max_client_backlog)
{
struct addrinfo hints, *res;
int fd;
int status;
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_PASSIVE;
if ((status = getaddrinfo(addr, port, &hints, &res)) != 0)
{
LOG_ERROR << "Error getting address info: " << gai_strerror(status);
}
fd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
if ((status = bind(fd, res->ai_addr, res->ai_addrlen)) == -1)
{
LOG_ERROR << "Error binding socket. " << status;
freeaddrinfo(res);
return -1;
}
if ((status = listen(fd, max_client_backlog)) == -1)
{
LOG_ERROR << "Error setting up listener. " << status;
freeaddrinfo(res);
return -1;
}
freeaddrinfo(res);
return fd;
}