40 lines
616 B
C
40 lines
616 B
C
/* $FreeBSD$ */
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/*
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* Copyright (C) 2012 by Darren Reed.
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*
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* See the IPFILTER.LICENCE file for details on licencing.
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*
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* $Id$
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*/
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#include <ctype.h>
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#include "ipf.h"
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int
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getportproto(char *name, int proto)
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{
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struct servent *s;
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struct protoent *p;
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if (ISDIGIT(*name)) {
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int number;
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char *s;
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for (s = name; *s != '\0'; s++)
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if (!ISDIGIT(*s))
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return (-1);
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number = atoi(name);
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if (number < 0 || number > 65535)
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return (-1);
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return (htons(number));
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}
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p = getprotobynumber(proto);
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s = getservbyname(name, p ? p->p_name : NULL);
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if (s != NULL)
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return (s->s_port);
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return (-1);
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}
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