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Annotation of 43BSD/lib/libc/net/getservbyport.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1983 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #if defined(LIBC_SCCS) && !defined(lint)
        !             8: static char sccsid[] = "@(#)getservbyport.c    5.3 (Berkeley) 5/19/86";
        !             9: #endif LIBC_SCCS and not lint
        !            10: 
        !            11: #include <netdb.h>
        !            12: 
        !            13: extern int _serv_stayopen;
        !            14: 
        !            15: struct servent *
        !            16: getservbyport(port, proto)
        !            17:        int port;
        !            18:        char *proto;
        !            19: {
        !            20:        register struct servent *p;
        !            21: 
        !            22:        setservent(_serv_stayopen);
        !            23:        while (p = getservent()) {
        !            24:                if (p->s_port != port)
        !            25:                        continue;
        !            26:                if (proto == 0 || strcmp(p->s_proto, proto) == 0)
        !            27:                        break;
        !            28:        }
        !            29:        if (!_serv_stayopen)
        !            30:                endservent();
        !            31:        return (p);
        !            32: }

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