74 lines
1.7 KiB
C
74 lines
1.7 KiB
C
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/*
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* Copyright (c) 2002,2004 Damien Miller <djm@mindrot.org>
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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 THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "includes.h"
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#if !defined(HAVE_GETPEEREID)
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <unistd.h>
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#if defined(SO_PEERCRED)
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int
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getpeereid(int s, uid_t *euid, gid_t *gid)
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{
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struct ucred cred;
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socklen_t len = sizeof(cred);
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if (getsockopt(s, SOL_SOCKET, SO_PEERCRED, &cred, &len) < 0)
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return (-1);
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*euid = cred.uid;
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*gid = cred.gid;
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return (0);
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}
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#elif defined(HAVE_GETPEERUCRED)
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#ifdef HAVE_UCRED_H
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# include <ucred.h>
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#endif
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int
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getpeereid(int s, uid_t *euid, gid_t *gid)
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{
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ucred_t *ucred = NULL;
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if (getpeerucred(s, &ucred) == -1)
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return (-1);
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if ((*euid = ucred_geteuid(ucred)) == -1)
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return (-1);
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if ((*gid = ucred_getrgid(ucred)) == -1)
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return (-1);
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ucred_free(ucred);
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return (0);
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}
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#else
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int
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getpeereid(int s, uid_t *euid, gid_t *gid)
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{
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*euid = geteuid();
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*gid = getgid();
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return (0);
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}
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#endif /* defined(SO_PEERCRED) */
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#endif /* !defined(HAVE_GETPEEREID) */
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