a61f5b202b
does not hurt anything because uipc_ctloutput() does not check sopt->sopt_level. Pointed out by: ru MFC after: 1 week
55 lines
1.8 KiB
C
55 lines
1.8 KiB
C
/*
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* Copyright (c) 2001 Dima Dorfman.
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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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* 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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* 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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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/socket.h>
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#include <sys/ucred.h>
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#include <sys/un.h>
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#include <errno.h>
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#include <unistd.h>
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int
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getpeereid(int s, uid_t *euid, gid_t *egid)
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{
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struct xucred xuc;
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socklen_t xuclen;
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int error;
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xuclen = sizeof(xuc);
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error = getsockopt(s, 0, LOCAL_PEERCRED, &xuc, &xuclen);
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if (error != 0)
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return (error);
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if (xuc.cr_version != XUCRED_VERSION)
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return (EINVAL);
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*euid = xuc.cr_uid;
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*egid = xuc.cr_gid;
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return (0);
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}
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