sortix-mirror/libc/fsm_bootstraprootfd.cpp

39 lines
1.4 KiB
C++

/*******************************************************************************
Copyright(C) Jonas 'Sortie' Termansen 2012.
This file is part of the Sortix C Library.
The Sortix C Library is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at your
option) any later version.
The Sortix C Library is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
License for more details.
You should have received a copy of the GNU Lesser General Public License
along with the Sortix C Library. If not, see <http://www.gnu.org/licenses/>.
fsm_bootstraprootfd.cpp
Creates a root file descriptor associated with a user-space filesystem.
*******************************************************************************/
#include <fcntl.h>
#include <stdio.h>
#include <stdint.h>
#include <string.h>
#include <fsmarshall.h>
extern "C" int fsm_bootstraprootfd(int server, ino_t ino, int open_flags,
mode_t mode)
{
char name[sizeof(uintmax_t)*3];
snprintf(name, sizeof(name), "%ju", (uintmax_t) ino);
return openat(server, name, open_flags, mode);
}