diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libc/net/h_servent.c')
-rw-r--r-- | contrib/netbsd-tests/lib/libc/net/h_servent.c | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/net/h_servent.c b/contrib/netbsd-tests/lib/libc/net/h_servent.c new file mode 100644 index 0000000..6d7efd8 --- /dev/null +++ b/contrib/netbsd-tests/lib/libc/net/h_servent.c @@ -0,0 +1,100 @@ +/* $NetBSD: h_servent.c,v 1.2 2011/04/07 18:14:09 jruoho Exp $ */ + +/*- + * Copyright (c) 2011 The NetBSD Foundation, Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include <netdb.h> +#include <stdint.h> +#include <stdlib.h> +#include <unistd.h> +#include <netinet/in.h> +#include <sys/types.h> +#include <stdio.h> + +static void +pserv(const struct servent *svp) +{ + char **pp; + + printf("name=%s, port=%d, proto=%s, aliases=", + svp->s_name, ntohs((uint16_t)svp->s_port), svp->s_proto); + for (pp = svp->s_aliases; *pp; pp++) + printf("%s ", *pp); + printf("\n"); +} + +static void +usage(void) +{ + (void)fprintf(stderr, "Usage: %s\n" + "\t%s -p <port> [-P <proto>]\n" + "\t%s -n <name> [-P <proto>]\n", getprogname(), getprogname(), + getprogname()); + exit(1); +} + +int +main(int argc, char *argv[]) +{ + struct servent *svp; + const char *port = NULL, *proto = NULL, *name = NULL; + int c; + + while ((c = getopt(argc, argv, "p:n:P:")) != -1) { + switch (c) { + case 'n': + name = optarg; + break; + case 'p': + port = optarg; + break; + case 'P': + proto = optarg; + break; + default: + usage(); + } + } + + if (port && name) + usage(); + if (port) { + if ((svp = getservbyport(htons(atoi(port)), proto)) != NULL) + pserv(svp); + return 0; + } + if (name) { + if ((svp = getservbyname(name, proto)) != NULL) + pserv(svp); + return 0; + } + + setservent(0); + while ((svp = getservent()) != NULL) + pserv(svp); + endservent(); + return 0; +} |