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- /* -*- mode:c; c-file-style:"k&r"; c-basic-offset: 4; tab-width:4; indent-tabs-mode:nil; mode:auto-fill; fill-column:78; -*- */
- /* vim: set ts=4 sw=4 et tw=78 fo=cqt wm=0: */
- /* Copyright (C) 2014 OSCAR lab, Stony Brook University
- This file is part of Graphene Library OS.
- Graphene Library OS is free software: you can redistribute it and/or
- modify it under the terms of the GNU General Public License
- as published by the Free Software Foundation, either version 3 of the
- License, or (at your option) any later version.
- Graphene Library OS 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 General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>. */
- /*
- * shim_getrlimit.c
- *
- * Implementation of system call "getrlimit" and "setrlimit".
- */
- #include <shim_internal.h>
- #include <shim_table.h>
- #include <shim_utils.h>
- #include <shim_vma.h>
- #include <asm/resource.h>
- int shim_do_getrlimit (int resource, struct __kernel_rlimit * rlim)
- {
- switch (resource) {
- case RLIMIT_NOFILE:
- rlim->rlim_cur = MAX_FDS;
- rlim->rlim_max = MAX_FDS;
- return 0;
- case RLIMIT_RSS:
- rlim->rlim_cur = RLIM_INFINITY;
- rlim->rlim_max = RLIM_INFINITY;
- return 0;
- case RLIMIT_AS:
- rlim->rlim_cur = RLIM_INFINITY;
- rlim->rlim_max = RLIM_INFINITY;
- return 0;
- case RLIMIT_STACK:
- rlim->rlim_cur = sys_stack_size;
- rlim->rlim_max = sys_stack_size;
- return 0;
- default:
- return -ENOSYS;
- }
- }
- int shim_do_setrlimit (int resource, struct __kernel_rlimit * rlim)
- {
- return -EPERM;
- }
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