184 lines
5.1 KiB
C
184 lines
5.1 KiB
C
/* $NetBSD: svr4_32_lwp.c,v 1.17 2009/11/23 00:46:07 rmind Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: svr4_32_lwp.c,v 1.17 2009/11/23 00:46:07 rmind Exp $");
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/queue.h>
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#include <sys/mbuf.h>
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#include <sys/file.h>
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#include <sys/mount.h>
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#include <sys/time.h>
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#include <sys/resourcevar.h>
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#include <sys/proc.h>
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#include <sys/socket.h>
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#include <sys/socketvar.h>
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#include <sys/syscallargs.h>
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#include <sys/un.h>
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#include <sys/stat.h>
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#include <compat/svr4_32/svr4_32_types.h>
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#include <compat/svr4_32/svr4_32_util.h>
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#include <compat/svr4_32/svr4_32_socket.h>
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#include <compat/svr4_32/svr4_32_signal.h>
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#include <compat/svr4/svr4_sockmod.h>
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#include <compat/svr4_32/svr4_32_lwp.h>
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#include <compat/svr4_32/svr4_32_ucontext.h>
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#include <compat/svr4_32/svr4_32_syscallargs.h>
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#if 0
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int
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svr4_32_sys__lwp_self(struct proc *p, void *v, register_t *retval)
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{
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return sys_getpid(p, v, retval);
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}
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#endif
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int
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svr4_32_sys__lwp_create(struct lwp *l, const struct svr4_32_sys__lwp_create_args *uap, register_t *retval)
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{
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struct sys__lwp_create_args lc;
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int flags;
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flags = 0;
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if (SCARG(uap, flags) & SVR4_LWP_DETACHED)
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flags &= LWP_DETACHED;
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if (SCARG(uap, flags) & SVR4_LWP_SUSPENDED)
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flags &= LWP_SUSPENDED;
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if (SCARG(uap, flags) & SVR4___LWP_ASLWP) {
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/* XXX Punt! */
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}
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#if 0
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/* XXX this is probably incorrect */
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SCARG(&lc, ucp) = (ucontext_t *)SCARG(uap, uc);
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SCARG(&lc, new_lwp) = SCARG(uap, lwpid);
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#endif
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SCARG(&lc, flags) = flags;
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return sys__lwp_create(l, &lc, retval);
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}
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int
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svr4_32_sys__lwp_kill(struct lwp *l, const struct svr4_32_sys__lwp_kill_args *uap, register_t *retval)
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{
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struct sys__lwp_kill_args ap;
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SCARG(&ap, target) = SCARG(uap, lwpid);
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SCARG(&ap, signo) = SCARG(uap, signum);
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return sys__lwp_kill(l, &ap, retval);
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}
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int
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svr4_32_sys__lwp_info(struct lwp *l, const struct svr4_32_sys__lwp_info_args *uap, register_t *retval)
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{
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struct proc *p = l->l_proc;
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struct svr4_32_lwpinfo lwpinfo;
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int error;
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TIMEVAL_TO_TIMESPEC(&p->p_stats->p_ru.ru_stime, &lwpinfo.lwp_stime);
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TIMEVAL_TO_TIMESPEC(&p->p_stats->p_ru.ru_utime, &lwpinfo.lwp_utime);
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if ((error = copyout(&lwpinfo, SCARG_P32(uap, lwpinfo),
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sizeof(lwpinfo))) == -1)
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return error;
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return 0;
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}
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int
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svr4_32_sys__lwp_exit(struct lwp *l, const void *v, register_t *retval)
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{
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return sys__lwp_exit(l, NULL, retval);
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}
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int
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svr4_32_sys__lwp_wait(struct lwp *l, const struct svr4_32_sys__lwp_wait_args *uap, register_t *retval)
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{
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struct sys__lwp_wait_args ap;
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SCARG(&ap, wait_for) = SCARG(uap, wait_for);
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SCARG(&ap, departed) = SCARG_P32(uap, departed_lwp);
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return sys__lwp_wait(l, &ap, retval);
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}
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int
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svr4_32_sys__lwp_suspend(struct lwp *l, const struct svr4_32_sys__lwp_suspend_args *uap, register_t *retval)
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{
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struct sys__lwp_suspend_args ap;
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SCARG(&ap, target) = SCARG(uap, lwpid);
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return sys__lwp_suspend(l, &ap, retval);
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}
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int
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svr4_32_sys__lwp_continue(struct lwp *l, const struct svr4_32_sys__lwp_continue_args *uap, register_t *retval)
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{
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struct sys__lwp_continue_args ap;
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SCARG(&ap, target) = SCARG(uap, lwpid);
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return sys__lwp_continue(l, &ap, retval);
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}
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int
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svr4_32_sys__lwp_getprivate(struct lwp *l, const void *v, register_t *retval)
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{
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/* XXX NJWLWP: Replace with call to native version if we ever
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* implement that. */
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*retval = (register_t)l->l_private;
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return 0;
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}
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int
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svr4_32_sys__lwp_setprivate(struct lwp *l, const struct svr4_32_sys__lwp_setprivate_args *uap, register_t *retval)
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{
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#if 0
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/* XXX NJWLWP: Replace with call to native version if we ever
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* implement that. */
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return copyin(SCARG(uap, buffer), &l->l_private, sizeof(void *));
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#endif
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return 0;
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}
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