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- #include <stdio.h>
- #include <stdlib.h>
- #include <sys/socket.h>
- #include <netinet/in.h>
- #include <netdb.h>
-
- void
- init_sockaddr (struct sockaddr_in *name,
- const char *hostname,
- unsigned short int port)
- {
- struct hostent *hostinfo;
-
- name->sin_family = AF_INET;
- name->sin_port = htons (port);
- hostinfo = gethostbyname (hostname);
- if (hostinfo == NULL)
- {
- fprintf (stderr, "Unknown host %s.\n", hostname);
- exit (EXIT_FAILURE);
- }
- name->sin_addr = *(struct in_addr *) hostinfo->h_addr;
- }
-