/* $NetBSD: irix_resource.c,v 1.14.10.1 2009/04/01 00:25:21 snj Exp $ */ /*- * Copyright (c) 2002 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Emmanuel Dreyfus. * * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: irix_resource.c,v 1.14.10.1 2009/04/01 00:25:21 snj Exp $"); #include <sys/types.h> #include <sys/signal.h> #include <sys/param.h> #include <sys/mount.h> #include <sys/proc.h> #include <sys/systm.h> #include <sys/resource.h> #include <sys/resourcevar.h> #include <sys/syscallargs.h> #include <compat/common/compat_util.h> #include <compat/irix/irix_types.h> #include <compat/irix/irix_signal.h> #include <compat/irix/irix_resource.h> #include <compat/irix/irix_syscallargs.h> static int irix_to_native_resource(int); static int irix_to_native_resource(int irix_res) { int bsd_res; switch(irix_res) { case IRIX_RLIMIT_CPU: bsd_res = RLIMIT_CPU; break; case IRIX_RLIMIT_FSIZE: bsd_res = RLIMIT_FSIZE; break; case IRIX_RLIMIT_DATA: bsd_res = RLIMIT_DATA; break; case IRIX_RLIMIT_STACK: bsd_res = RLIMIT_STACK; break; case IRIX_RLIMIT_CORE: bsd_res = RLIMIT_CORE; break; case IRIX_RLIMIT_NOFILE: bsd_res = RLIMIT_NOFILE; break; case IRIX_RLIMIT_VMEM: bsd_res = RLIMIT_AS; break; case IRIX_RLIMIT_RSS: bsd_res = RLIMIT_RSS; break; case IRIX_RLIMIT_PTHREAD: printf("Warning: ignored IRIX pthread rlimit flag\n"); default: bsd_res = -1; break; } return bsd_res; } int irix_sys_getrlimit(struct lwp *l, const struct irix_sys_getrlimit_args *uap, register_t *retval) { /* { syscallarg(int) resource; syscallarg(struct irix_rlimit *) rlp; } */ struct rlimit *rlp; struct irix_rlimit irlp; int which; which = irix_to_native_resource(SCARG(uap, resource)); if (which < 0) return EINVAL; rlp = &l->l_proc->p_rlimit[which]; if (rlp->rlim_cur == RLIM_INFINITY) irlp.rlim_cur = IRIX_RLIM_INFINITY; else irlp.rlim_cur = rlp->rlim_cur; if (rlp->rlim_max == RLIM_INFINITY) irlp.rlim_max = IRIX_RLIM_INFINITY; else irlp.rlim_max = rlp->rlim_cur; return copyout(&irlp, SCARG(uap, rlp), sizeof(irlp)); } int irix_sys_getrlimit64(struct lwp *l, const struct irix_sys_getrlimit64_args *uap, register_t *retval) { /* { syscallarg(int) resource; syscallarg(struct irix_rlimit64 *) rlp; } */ struct rlimit *rlp; struct irix_rlimit64 irlp; int which; which = irix_to_native_resource(SCARG(uap, resource)); if (which < 0) return EINVAL; rlp = &l->l_proc->p_rlimit[which]; if (rlp->rlim_cur == RLIM_INFINITY) irlp.rlim_cur = IRIX_RLIM64_INFINITY; else irlp.rlim_cur = rlp->rlim_cur; if (rlp->rlim_max == RLIM_INFINITY) irlp.rlim_max = IRIX_RLIM64_INFINITY; else irlp.rlim_max = rlp->rlim_cur; return copyout(&irlp, SCARG(uap, rlp), sizeof(irlp)); } int irix_sys_setrlimit(struct lwp *l, const struct irix_sys_setrlimit_args *uap, register_t *retval) { /* { syscallarg(int) resource; syscallarg(const struct irix_rlimit *) rlp; } */ struct irix_rlimit irlp; struct rlimit rlp; int which; int error; which = irix_to_native_resource(SCARG(uap, resource)); if (which < 0) return EINVAL; if ((error = copyin(SCARG(uap, rlp), &irlp, sizeof(irlp))) != 0) return error; if (irlp.rlim_cur == IRIX_RLIM_INFINITY) rlp.rlim_cur = RLIM_INFINITY; else rlp.rlim_cur = irlp.rlim_cur; if (irlp.rlim_max == IRIX_RLIM_INFINITY) rlp.rlim_max = RLIM_INFINITY; else rlp.rlim_max = irlp.rlim_cur; return dosetrlimit(l, l->l_proc, which, &rlp); } int irix_sys_setrlimit64(struct lwp *l, const struct irix_sys_setrlimit64_args *uap, register_t *retval) { /* { syscallarg(int) resource; syscallarg(const struct irix_rlimit64 *) rlp; } */ struct rlimit rlp; struct irix_rlimit64 irlp; int which; int error; which = irix_to_native_resource(SCARG(uap, resource)); if (which < 0) return EINVAL; if ((error = copyin(SCARG(uap, rlp), &irlp, sizeof(irlp))) != 0) return error; if (irlp.rlim_cur == IRIX_RLIM64_INFINITY) rlp.rlim_cur = RLIM_INFINITY; else rlp.rlim_cur = irlp.rlim_cur; if (irlp.rlim_max == IRIX_RLIM64_INFINITY) rlp.rlim_max = RLIM_INFINITY; else rlp.rlim_max = irlp.rlim_cur; return dosetrlimit(l, l->l_proc, which, &rlp); }