diff options
Diffstat (limited to 'lib/libc/gen/getpeereid.c')
-rw-r--r-- | lib/libc/gen/getpeereid.c | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/lib/libc/gen/getpeereid.c b/lib/libc/gen/getpeereid.c new file mode 100644 index 0000000..bd070db --- /dev/null +++ b/lib/libc/gen/getpeereid.c @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2001 Dima Dorfman. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#if defined(LIBC_RCS) && !defined(lint) +static const char rcsid[] = + "$FreeBSD$"; +#endif /* LIBC_RCS and not lint */ + +#include <sys/param.h> +#include <sys/socket.h> +#include <sys/ucred.h> +#include <sys/un.h> + +#include <unistd.h> + +int +getpeereid(int s, uid_t *euid, gid_t *egid) +{ + struct xucred xuc; + socklen_t xuclen; + int error; + + xuclen = sizeof(xuc); + error = getsockopt(s, LOCAL_PEERCRED, 1, &xuc, &xuclen); + if (error != 0) + return (error); + *euid = xuc.cr_uid; + *egid = xuc.cr_gid; + return (0); +} |