39 lines
660 B
C
39 lines
660 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 "ipf.h"
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#include <fcntl.h>
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#include <sys/ioctl.h>
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char *
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kvatoname(ipfunc_t func, ioctlfunc_t iocfunc)
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{
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static char funcname[40];
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ipfunc_resolve_t res;
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int fd;
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res.ipfu_addr = func;
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res.ipfu_name[0] = '\0';
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fd = -1;
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if ((opts & OPT_DONTOPEN) == 0) {
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fd = open(IPL_NAME, O_RDONLY);
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if (fd == -1)
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return (NULL);
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}
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(void) (*iocfunc)(fd, SIOCFUNCL, &res);
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if (fd >= 0)
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close(fd);
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strncpy(funcname, res.ipfu_name, sizeof(funcname));
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funcname[sizeof(funcname) - 1] = '\0';
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return (funcname);
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}
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