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-rw-r--r--manual/examples/inetsrv.c120
1 files changed, 0 insertions, 120 deletions
diff --git a/manual/examples/inetsrv.c b/manual/examples/inetsrv.c
deleted file mode 100644
index 01ae631818..0000000000
--- a/manual/examples/inetsrv.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/* Byte Stream Connection Server Example
- 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 <errno.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-#include <netinet/in.h>
-#include <netdb.h>
-
-#define PORT 5555
-#define MAXMSG 512
-
-int
-read_from_client (int filedes)
-{
- char buffer[MAXMSG];
- int nbytes;
-
- nbytes = read (filedes, buffer, MAXMSG);
- if (nbytes < 0)
- {
- /* Read error. */
- perror ("read");
- exit (EXIT_FAILURE);
- }
- else if (nbytes == 0)
- /* End-of-file. */
- return -1;
- else
- {
- /* Data read. */
- fprintf (stderr, "Server: got message: `%s'\n", buffer);
- return 0;
- }
-}
-
-int
-main (void)
-{
- extern int make_socket (uint16_t port);
- int sock;
- fd_set active_fd_set, read_fd_set;
- int i;
- struct sockaddr_in clientname;
- size_t size;
-
- /* Create the socket and set it up to accept connections. */
- sock = make_socket (PORT);
- if (listen (sock, 1) < 0)
- {
- perror ("listen");
- exit (EXIT_FAILURE);
- }
-
- /* Initialize the set of active sockets. */
- FD_ZERO (&active_fd_set);
- FD_SET (sock, &active_fd_set);
-
- while (1)
- {
- /* Block until input arrives on one or more active sockets. */
- read_fd_set = active_fd_set;
- if (select (FD_SETSIZE, &read_fd_set, NULL, NULL, NULL) < 0)
- {
- perror ("select");
- exit (EXIT_FAILURE);
- }
-
- /* Service all the sockets with input pending. */
- for (i = 0; i < FD_SETSIZE; ++i)
- if (FD_ISSET (i, &read_fd_set))
- {
- if (i == sock)
- {
- /* Connection request on original socket. */
- int new;
- size = sizeof (clientname);
- new = accept (sock,
- (struct sockaddr *) &clientname,
- &size);
- if (new < 0)
- {
- perror ("accept");
- exit (EXIT_FAILURE);
- }
- fprintf (stderr,
- "Server: connect from host %s, port %hd.\n",
- inet_ntoa (clientname.sin_addr),
- ntohs (clientname.sin_port));
- FD_SET (new, &active_fd_set);
- }
- else
- {
- /* Data arriving on an already-connected socket. */
- if (read_from_client (i) < 0)
- {
- close (i);
- FD_CLR (i, &active_fd_set);
- }
- }
- }
- }
-}