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Diffstat (limited to 'REORG.TODO/manual/examples/isockad.c')
-rw-r--r-- | REORG.TODO/manual/examples/isockad.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/REORG.TODO/manual/examples/isockad.c b/REORG.TODO/manual/examples/isockad.c new file mode 100644 index 0000000000..be2def3be8 --- /dev/null +++ b/REORG.TODO/manual/examples/isockad.c @@ -0,0 +1,40 @@ +/* Internet Socket Example using sockaddr_in. + Copyright (C) 1991-2017 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License + as published by the Free Software Foundation; either version 2 + of the License, or (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, if not, see <http://www.gnu.org/licenses/>. +*/ + +#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, + uint16_t 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; +} |