826f9005c2
Signed-off-by: lpleahy git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13006 6f19259b-4bc3-4df7-8a09-765794883524
135 lines
4.3 KiB
C
135 lines
4.3 KiB
C
/*
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* Copyright (c) 1987, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Portions copyright (c) 1999, 2000
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* Intel Corporation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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*
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* This product includes software developed by the University of
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* California, Berkeley, Intel Corporation, and its contributors.
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*
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* 4. Neither the name of University, Intel Corporation, or their respective
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS, INTEL CORPORATION AND
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* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS,
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* INTEL CORPORATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* Portions Copyright (c) 1996 by Internet Software Consortium.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
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* ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
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* CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
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* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
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* ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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* SOFTWARE.
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herror.c 8.1 (Berkeley) 6/4/93
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herror.c,v 1.1.1.1 2003/11/19 01:51:28 kyu3 Exp
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*/
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#include <sys/types.h>
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#include <sys/uio.h>
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#include <netdb.h>
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#include <string.h>
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#include <stdio.h>
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#include <unistd.h>
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const char *h_errlist[] = {
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"Resolver Error 0 (no error)",
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"Unknown host", /* 1 HOST_NOT_FOUND */
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"Host name lookup failure", /* 2 TRY_AGAIN */
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"Unknown server error", /* 3 NO_RECOVERY */
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"No address associated with name", /* 4 NO_ADDRESS */
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};
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int h_nerr = { sizeof h_errlist / sizeof h_errlist[0] };
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int h_errno;
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const char *
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hstrerror(
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int err
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);
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/*
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* herror --
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* print the error indicated by the h_errno value.
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*/
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void
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herror(
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const char *s
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)
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{
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struct iovec iov[4];
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register struct iovec *v = iov;
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if (s && *s) {
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v->iov_base = (char *)s;
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v->iov_len = strlen(s);
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v++;
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v->iov_base = ": ";
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v->iov_len = 2;
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v++;
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}
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v->iov_base = (char *)hstrerror(h_errno);
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v->iov_len = strlen(v->iov_base);
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v++;
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v->iov_base = "\n";
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v->iov_len = 1;
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#if defined(_ORG_FREEBSD_) || defined(__GNUC__)
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writev(STDERR_FILENO, iov, (v - iov) + 1);
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#else
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{
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int i;
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for (i = 0; i < (v - iov) + 1; i++)
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fprintf( stderr, iov[i].iov_base);
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}
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#endif
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}
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const char *
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hstrerror(
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int err
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)
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{
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if (err < 0)
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return ("Resolver internal error");
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else if (err < h_nerr)
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return (h_errlist[err]);
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return ("Unknown resolver error");
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}
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