diff options
Diffstat (limited to 'inet/getsrvbynm.c')
-rw-r--r-- | inet/getsrvbynm.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/inet/getsrvbynm.c b/inet/getsrvbynm.c new file mode 100644 index 0000000..77bf813 --- /dev/null +++ b/inet/getsrvbynm.c @@ -0,0 +1,65 @@ +/* + * Copyright (c) 1983, 1993 + * The Regents of the University of California. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#if defined(LIBC_SCCS) && !defined(lint) +static char sccsid[] = "@(#)getservbyname.c 8.1 (Berkeley) 6/4/93"; +#endif /* LIBC_SCCS and not lint */ + +#include <netdb.h> +#include <string.h> + +extern int _serv_stayopen; + +struct servent * +getservbyname(name, proto) + const char *name, *proto; +{ + register struct servent *p; + register char **cp; + + setservent(_serv_stayopen); + while (p = getservent()) { + if (strcmp(name, p->s_name) == 0) + goto gotname; + for (cp = p->s_aliases; *cp; cp++) + if (strcmp(name, *cp) == 0) + goto gotname; + continue; +gotname: + if (proto == 0 || strcmp(p->s_proto, proto) == 0) + break; + } + if (!_serv_stayopen) + endservent(); + return (p); +} |