openssh/openbsd-compat/bsd-getpeereid.c

52 lines
1.3 KiB
C

/*
* Copyright (c) 2002,2004 Damien Miller <djm@mindrot.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "includes.h"
#if !defined(HAVE_GETPEEREID)
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#if defined(SO_PEERCRED)
int
getpeereid(int s, uid_t *euid, gid_t *gid)
{
struct ucred cred;
socklen_t len = sizeof(cred);
if (getsockopt(s, SOL_SOCKET, SO_PEERCRED, &cred, &len) < 0)
return (-1);
*euid = cred.uid;
*gid = cred.gid;
return (0);
}
#else
int
getpeereid(int s, uid_t *euid, gid_t *gid)
{
*euid = geteuid();
*gid = getgid();
return (0);
}
#endif /* defined(SO_PEERCRED) */
#endif /* !defined(HAVE_GETPEEREID) */