Files
alcove/c_src/sys/getresuid.c
Michael Santos febe77b585 cred: split out calls into separate files
Begin code re-organization by moving functions to one call per file.
2015-07-03 10:40:41 -04:00

49 lines
1.7 KiB
C

/* Copyright (c) 2014, Michael Santos <michael.santos@gmail.com>
*
* Permission to use, copy, modify, and/or 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 "alcove.h"
#include "alcove_call.h"
/*
* getresuid(2)
*/
ssize_t
alcove_sys_getresuid(alcove_state_t *ap, const char *arg, size_t len,
char *reply, size_t rlen)
{
#if defined(__sunos__)
return alcove_mk_atom(reply, rlen, "undef");
#else
int rindex = 0;
uid_t uid = {0};
uid_t euid = {0};
uid_t suid = {0};
int rv = 0;
rv = getresuid(&uid, &euid, &suid);
if (rv < 0)
return alcove_mk_errno(reply, rlen, errno);
ALCOVE_ERR(alcove_encode_version(reply, rlen, &rindex));
ALCOVE_ERR(alcove_encode_tuple_header(reply, rlen, &rindex, 4));
ALCOVE_ERR(alcove_encode_atom(reply, rlen, &rindex, "ok"));
ALCOVE_ERR(alcove_encode_ulonglong(reply, rlen, &rindex, uid));
ALCOVE_ERR(alcove_encode_ulonglong(reply, rlen, &rindex, euid));
ALCOVE_ERR(alcove_encode_ulonglong(reply, rlen, &rindex, suid));
return rindex;
#endif
}