Date: Tue, 08 Oct 2002 14:14:58 +0300 From: Maxim Sobolev <sobomax@FreeBSD.org> To: Alfred Perlstein <bright@mu.org> Cc: emulation@FreeBSD.org, audit@FreeBSD.org, marcel@FreeBSD.org Subject: Linuxlator patches for review [was: Who currently maintains Linuxlator?] Message-ID: <3DA2BE32.BDEC28B5@FreeBSD.org> References: <20021006110243.GA70993@vega.vega.com> <20021006183650.GY95327@elvis.mu.org>
next in thread | previous in thread | raw e-mail | index | archive | help
This is a multi-part message in MIME format.
--------------2C056B357B94AA92275BD099
Content-Type: text/plain; charset=koi8-r
Content-Transfer-Encoding: 7bit
See attached. As it was suggested, I'm also CC'ing marcel,
freebsd-audit and freebsd-emulation. I'd like to hear any suggestion
or comments. Please note that changes were not tested on alpha,
because I don't have any axp hardware.
Thanks!
-Maxim
Alfred Perlstein wrote:
>
> * Maxim Sobolev <sobomax@FreeBSD.org> [021006 04:02] wrote:
> > Folks,
> >
> > I've cooked bunch of patches to make Linux CrossOver plugin working
> > on FreeBSD (Linux IPC_64 syscalls, mmap2(2), ftruncate64(2) and
> > so on). To whom I should send those patches for review, or should
> > I commit them right away?
>
> If no one else steps forwward i can look at them.
>
> >
> > Thanks!
> >
> > -Maxim
>
> --
> -Alfred Perlstein [alfred@freebsd.org]
> 'Instead of asking why a piece of software is using "1970s technology,"
> start asking why software is ignoring 30 years of accumulated wisdom.'
--------------2C056B357B94AA92275BD099
Content-Type: text/plain; charset=koi8-r;
name="diff"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline;
filename="diff"
? compat/linux/linux_ipc.c,v
? compat/linux/linux_ipc.h,v
? compat/linux/linux_stats.c,v
? i386/linux/linux_dummy.c,v
? i386/linux/linux_machdep.c,v
Index: compat/linux/linux_ioctl.c
===================================================================
RCS file: /home/ncvs/src/sys/compat/linux/linux_ioctl.c,v
retrieving revision 1.93
diff -d -u -r1.93 linux_ioctl.c
--- compat/linux/linux_ioctl.c 20 Sep 2002 19:19:58 -0000 1.93
+++ compat/linux/linux_ioctl.c 8 Oct 2002 10:49:53 -0000
@@ -61,6 +61,7 @@
#include <compat/linux/linux_util.h>
static linux_ioctl_function_t linux_ioctl_cdrom;
+static linux_ioctl_function_t linux_ioctl_vfat;
static linux_ioctl_function_t linux_ioctl_console;
static linux_ioctl_function_t linux_ioctl_disk;
static linux_ioctl_function_t linux_ioctl_socket;
@@ -71,6 +72,8 @@
static struct linux_ioctl_handler cdrom_handler =
{ linux_ioctl_cdrom, LINUX_IOCTL_CDROM_MIN, LINUX_IOCTL_CDROM_MAX };
+static struct linux_ioctl_handler vfat_handler =
+{ linux_ioctl_vfat, LINUX_IOCTL_VFAT_MIN, LINUX_IOCTL_VFAT_MAX };
static struct linux_ioctl_handler console_handler =
{ linux_ioctl_console, LINUX_IOCTL_CONSOLE_MIN, LINUX_IOCTL_CONSOLE_MAX };
static struct linux_ioctl_handler disk_handler =
@@ -85,6 +88,7 @@
{ linux_ioctl_private, LINUX_IOCTL_PRIVATE_MIN, LINUX_IOCTL_PRIVATE_MAX };
DATA_SET(linux_ioctl_handler_set, cdrom_handler);
+DATA_SET(linux_ioctl_handler_set, vfat_handler);
DATA_SET(linux_ioctl_handler_set, console_handler);
DATA_SET(linux_ioctl_handler_set, disk_handler);
DATA_SET(linux_ioctl_handler_set, socket_handler);
@@ -1473,6 +1477,13 @@
return (error);
}
+static int
+linux_ioctl_vfat(struct thread *td, struct linux_ioctl_args *args)
+{
+
+ return (ENOIOCTL);
+}
+
/*
* Sound related ioctls
*/
@@ -1559,6 +1570,10 @@
int version = linux_get_oss_version(td->td_proc);
return (copyout(&version, (caddr_t)args->arg, sizeof(int)));
}
+
+ case LINUX_SOUND_MIXER_READ_STEREODEVS:
+ args->cmd = SOUND_MIXER_READ_STEREODEVS;
+ return (ioctl(td, (struct ioctl_args *)args));
case LINUX_SOUND_MIXER_READ_DEVMASK:
args->cmd = SOUND_MIXER_READ_DEVMASK;
Index: compat/linux/linux_ioctl.h
===================================================================
RCS file: /home/ncvs/src/sys/compat/linux/linux_ioctl.h,v
retrieving revision 1.14
diff -d -u -r1.14 linux_ioctl.h
--- compat/linux/linux_ioctl.h 20 Sep 2002 19:19:58 -0000 1.14
+++ compat/linux/linux_ioctl.h 8 Oct 2002 10:49:54 -0000
@@ -120,6 +120,14 @@
#define LINUX_DVD_HOST_SEND_RPC_STATE 11
/*
+ * VFAT
+ */
+#define LINUX_VFAT_READDIR_BOTH 0x7201
+
+#define LINUX_IOCTL_VFAT_MIN LINUX_VFAT_READDIR_BOTH
+#define LINUX_IOCTL_VFAT_MAX LINUX_VFAT_READDIR_BOTH
+
+/*
* console
*/
#define LINUX_KIOCSOUND 0x4B2F
@@ -210,6 +218,7 @@
#define LINUX_SOUND_MIXER_WRITE_LINE2 0x4d0F
#define LINUX_SOUND_MIXER_WRITE_LINE3 0x4d10
#define LINUX_OSS_GETVERSION 0x4d76
+#define LINUX_SOUND_MIXER_READ_STEREODEVS 0x4dfb
#define LINUX_SOUND_MIXER_READ_DEVMASK 0x4dfe
#define LINUX_SOUND_MIXER_WRITE_RECSRC 0x4dff
#define LINUX_SNDCTL_DSP_RESET 0x5000
Index: compat/linux/linux_ipc.c
===================================================================
RCS file: /home/ncvs/src/sys/compat/linux/linux_ipc.c,v
retrieving revision 1.30
diff -d -u -r1.30 linux_ipc.c
--- compat/linux/linux_ipc.c 2 Jun 2002 20:05:42 -0000 1.30
+++ compat/linux/linux_ipc.c 8 Oct 2002 10:49:54 -0000
@@ -35,8 +35,11 @@
#include <sys/sem.h>
#include <sys/shm.h>
+#include <machine/limits.h>
+
#include <machine/../linux/linux.h>
#include <machine/../linux/linux_proto.h>
+#include <machine/../linux/linux_ipc64.h>
#include <compat/linux/linux_ipc.h>
#include <compat/linux/linux_util.h>
@@ -126,6 +129,22 @@
lpp->seq = bpp->seq;
}
+struct l_msqid_ds {
+ struct l_ipc_perm msg_perm;
+ struct l_msg *msg_first; /* first message on queue,unused */
+ struct l_msg *msg_last; /* last message in queue,unused */
+ l_time_t msg_stime; /* last msgsnd time */
+ l_time_t msg_rtime; /* last msgrcv time */
+ l_time_t msg_ctime; /* last change time */
+ l_ulong msg_lcbytes; /* Reuse junk fields for 32 bit */
+ l_ulong msg_lqbytes; /* ditto */
+ l_ushort msg_cbytes; /* current number of bytes on queue */
+ l_ushort msg_qnum; /* number of messages in queue */
+ l_ushort msg_qbytes; /* max number of bytes on queue */
+ l_pid_t msg_lspid; /* pid of last msgsnd */
+ l_pid_t msg_lrpid; /* last receive pid */
+};
+
struct l_semid_ds {
struct l_ipc_perm sem_perm;
l_time_t sem_otime;
@@ -199,6 +218,195 @@
lsp->private3 = bsp->shm_internal; /* this goes (yet) SOS */
}
+static void
+linux_ipc_perm_to_ipc64_perm(struct l_ipc_perm *in, struct l_ipc64_perm *out)
+{
+
+ /* XXX: do we really need to do something here? */
+ out->key = in->key;
+ out->uid = in->uid;
+ out->gid = in->gid;
+ out->cuid = in->cuid;
+ out->cgid = in->cgid;
+ out->mode = in->mode;
+ out->seq = in->seq;
+}
+
+static int
+linux_msqid_pullup(l_int ver, struct l_msqid_ds *linux_msqid, caddr_t uaddr)
+{
+ struct l_msqid64_ds linux_msqid64;
+ int error;
+
+ if (ver == LINUX_IPC_64) {
+ error = copyin(uaddr, &linux_msqid64, sizeof(linux_msqid64));
+ if (error != 0)
+ return (error);
+
+ bzero(linux_msqid, sizeof(*linux_msqid));
+
+ linux_msqid->msg_perm.uid = linux_msqid64.msg_perm.uid;
+ linux_msqid->msg_perm.gid = linux_msqid64.msg_perm.gid;
+ linux_msqid->msg_perm.mode = linux_msqid64.msg_perm.mode;
+
+ if (linux_msqid64.msg_qbytes > USHRT_MAX)
+ linux_msqid->msg_lqbytes = linux_msqid64.msg_qbytes;
+ else
+ linux_msqid->msg_qbytes = linux_msqid64.msg_qbytes;
+ } else {
+ error = copyin(uaddr, linux_msqid, sizeof(*linux_msqid));
+ }
+ return (error);
+}
+
+static int
+linux_msqid_pushdown(l_int ver, struct l_msqid_ds *linux_msqid, caddr_t uaddr)
+{
+ struct l_msqid64_ds linux_msqid64;
+
+ if (ver == LINUX_IPC_64) {
+ bzero(&linux_msqid64, sizeof(linux_msqid64));
+
+ linux_ipc_perm_to_ipc64_perm(&linux_msqid->msg_perm,
+ &linux_msqid64.msg_perm);
+
+ linux_msqid64.msg_stime = linux_msqid->msg_stime;
+ linux_msqid64.msg_rtime = linux_msqid->msg_rtime;
+ linux_msqid64.msg_ctime = linux_msqid->msg_ctime;
+
+ if (linux_msqid->msg_cbytes == 0)
+ linux_msqid64.msg_cbytes = linux_msqid->msg_lcbytes;
+ else
+ linux_msqid64.msg_cbytes = linux_msqid->msg_cbytes;
+
+ linux_msqid64.msg_qnum = linux_msqid->msg_qnum;
+
+ if (linux_msqid->msg_qbytes == 0)
+ linux_msqid64.msg_qbytes = linux_msqid->msg_lqbytes;
+ else
+ linux_msqid64.msg_qbytes = linux_msqid->msg_qbytes;
+
+ linux_msqid64.msg_lspid = linux_msqid->msg_lspid;
+ linux_msqid64.msg_lrpid = linux_msqid->msg_lrpid;
+
+ return (copyout(&linux_msqid64, uaddr, sizeof(linux_msqid64)));
+ } else {
+ return (copyout(linux_msqid, uaddr, sizeof(*linux_msqid)));
+ }
+}
+
+static int
+linux_semid_pullup(l_int ver, struct l_semid_ds *linux_semid, caddr_t uaddr)
+{
+ struct l_semid64_ds linux_semid64;
+ int error;
+
+ if (ver == LINUX_IPC_64) {
+ error = copyin(uaddr, &linux_semid64, sizeof(linux_semid64));
+ if (error != 0)
+ return (error);
+
+ bzero(linux_semid, sizeof(*linux_semid));
+
+ linux_semid->sem_perm.uid = linux_semid64.sem_perm.uid;
+ linux_semid->sem_perm.gid = linux_semid64.sem_perm.gid;
+ linux_semid->sem_perm.mode = linux_semid64.sem_perm.mode;
+ } else {
+ error = copyin(uaddr, linux_semid, sizeof(*linux_semid));
+ }
+ return (error);
+}
+
+static int
+linux_semid_pushdown(l_int ver, struct l_semid_ds *linux_semid, caddr_t uaddr)
+{
+ struct l_semid64_ds linux_semid64;
+
+ if (ver == LINUX_IPC_64) {
+ bzero(&linux_semid64, sizeof(linux_semid64));
+
+ linux_ipc_perm_to_ipc64_perm(&linux_semid->sem_perm,
+ &linux_semid64.sem_perm);
+
+ linux_semid64.sem_otime = linux_semid->sem_otime;
+ linux_semid64.sem_ctime = linux_semid->sem_ctime;
+ linux_semid64.sem_nsems = linux_semid->sem_nsems;
+
+ return (copyout(&linux_semid64, uaddr, sizeof(linux_semid64)));
+ } else {
+ return (copyout(linux_semid, uaddr, sizeof(*linux_semid)));
+ }
+}
+
+static int
+linux_shmid_pullup(l_int ver, struct l_shmid_ds *linux_shmid, caddr_t uaddr)
+{
+ struct l_shmid64_ds linux_shmid64;
+ int error;
+
+ if (ver == LINUX_IPC_64) {
+ error = copyin(uaddr, &linux_shmid64, sizeof(linux_shmid64));
+ if (error != 0)
+ return (error);
+
+ bzero(linux_shmid, sizeof(*linux_shmid));
+
+ linux_shmid->shm_perm.uid = linux_shmid64.shm_perm.uid;
+ linux_shmid->shm_perm.gid = linux_shmid64.shm_perm.gid;
+ linux_shmid->shm_perm.mode = linux_shmid64.shm_perm.mode;
+ } else {
+ error = copyin(uaddr, linux_shmid, sizeof(*linux_shmid));
+ }
+ return (error);
+}
+
+static int
+linux_shmid_pushdown(l_int ver, struct l_shmid_ds *linux_shmid, caddr_t uaddr)
+{
+ struct l_shmid64_ds linux_shmid64;
+
+ if (ver == LINUX_IPC_64) {
+ bzero(&linux_shmid64, sizeof(linux_shmid64));
+
+ linux_ipc_perm_to_ipc64_perm(&linux_shmid->shm_perm,
+ &linux_shmid64.shm_perm);
+
+ linux_shmid64.shm_segsz = linux_shmid->shm_segsz;
+ linux_shmid64.shm_atime = linux_shmid->shm_atime;
+ linux_shmid64.shm_dtime = linux_shmid->shm_dtime;
+ linux_shmid64.shm_ctime = linux_shmid->shm_ctime;
+ linux_shmid64.shm_cpid = linux_shmid->shm_cpid;
+ linux_shmid64.shm_lpid = linux_shmid->shm_lpid;
+ linux_shmid64.shm_nattch = linux_shmid->shm_nattch;
+
+ return (copyout(&linux_shmid64, uaddr, sizeof(linux_shmid64)));
+ } else {
+ return (copyout(linux_shmid, uaddr, sizeof(*linux_shmid)));
+ }
+}
+
+static int
+linux_shminfo_pushdown(l_int ver, struct l_shminfo *linux_shminfo,
+ caddr_t uaddr)
+{
+ struct l_shminfo64 linux_shminfo64;
+
+ if (ver == LINUX_IPC_64) {
+ bzero(&linux_shminfo64, sizeof(linux_shminfo64));
+
+ linux_shminfo64.shmmax = linux_shminfo->shmmax;
+ linux_shminfo64.shmmin = linux_shminfo->shmmin;
+ linux_shminfo64.shmmni = linux_shminfo->shmmni;
+ linux_shminfo64.shmseg = linux_shminfo->shmseg;
+ linux_shminfo64.shmall = linux_shminfo->shmall;
+
+ return (copyout(&linux_shminfo64, uaddr,
+ sizeof(linux_shminfo64)));
+ } else {
+ return (copyout(linux_shminfo, uaddr, sizeof(*linux_shminfo)));
+ }
+}
+
int
linux_semop(struct thread *td, struct linux_semop_args *args)
{
@@ -254,7 +462,7 @@
bsd_args.semnum = args->semnum;
bsd_args.arg = unptr;
- switch (args->cmd) {
+ switch (args->cmd & ~LINUX_IPC_64) {
case LINUX_IPC_RMID:
bsd_args.cmd = IPC_RMID;
break;
@@ -275,8 +483,8 @@
break;
case LINUX_IPC_SET:
bsd_args.cmd = IPC_SET;
- error = copyin((caddr_t)args->arg.buf, &linux_semid,
- sizeof(linux_semid));
+ error = linux_semid_pullup(args->cmd & LINUX_IPC_64,
+ &linux_semid, (caddr_t)args->arg.buf);
if (error)
return (error);
unptr->buf = stackgap_alloc(&sg, sizeof(struct semid_ds));
@@ -284,7 +492,7 @@
return __semctl(td, &bsd_args);
case LINUX_IPC_STAT:
case LINUX_SEM_STAT:
- if( args->cmd == LINUX_IPC_STAT )
+ if((args->cmd & ~LINUX_IPC_64) == LINUX_IPC_STAT)
bsd_args.cmd = IPC_STAT;
else
bsd_args.cmd = SEM_STAT;
@@ -295,14 +503,10 @@
td->td_retval[0] = IXSEQ_TO_IPCID(bsd_args.semid,
unptr->buf->sem_perm);
bsd_to_linux_semid_ds(unptr->buf, &linux_semid);
- return copyout(&linux_semid, (caddr_t)args->arg.buf,
- sizeof(linux_semid));
+ return (linux_semid_pushdown(args->cmd & LINUX_IPC_64,
+ &linux_semid, (caddr_t)args->arg.buf));
case LINUX_IPC_INFO:
case LINUX_SEM_INFO:
- error = copyin((caddr_t)args->arg.buf, &linux_seminfo,
- sizeof(linux_seminfo) );
- if (error)
- return error;
bcopy(&seminfo, &linux_seminfo, sizeof(linux_seminfo) );
/* XXX BSD equivalent?
#define used_semids 10
@@ -321,7 +525,8 @@
case LINUX_SETALL:
/* FALLTHROUGH */
default:
- uprintf("linux: 'ipc' typ=%d not implemented\n", args->cmd);
+ uprintf("linux: 'ipc' typ=%d not implemented\n",
+ args->cmd & ~LINUX_IPC_64);
return EINVAL;
}
return __semctl(td, &bsd_args);
@@ -385,12 +590,28 @@
struct msqid_ds *buf;
} */ bsd_args;
int error;
+ caddr_t sg = stackgap_init();
+ bsd_args.buf = (struct msqid_ds*)stackgap_alloc(&sg,
+ sizeof(struct l_msqid_ds));
+ error = linux_msqid_pullup(args->cmd & LINUX_IPC_64,
+ (struct l_msqid_ds *)bsd_args.buf, (caddr_t)args->buf);
+ if (error != 0)
+ return (error);
bsd_args.msqid = args->msqid;
- bsd_args.cmd = args->cmd;
- bsd_args.buf = (struct msqid_ds *)args->buf;
+ bsd_args.cmd = args->cmd & ~LINUX_IPC_64;
+
error = msgctl(td, &bsd_args);
- return ((args->cmd == LINUX_IPC_RMID && error == EINVAL) ? 0 : error);
+ if (error != 0)
+ if (bsd_args.cmd != LINUX_IPC_RMID || error != EINVAL)
+ return (error);
+
+ if (bsd_args.cmd == LINUX_IPC_STAT) {
+ return (linux_msqid_pushdown(args->cmd & LINUX_IPC_64,
+ (struct l_msqid_ds *)bsd_args.buf, (caddr_t)args->buf));
+ }
+
+ return (0);
}
int
@@ -456,7 +677,7 @@
int error;
caddr_t sg = stackgap_init();
- switch (args->cmd) {
+ switch (args->cmd & ~LINUX_IPC_64) {
case LINUX_IPC_INFO:
bsd_args.shmid = args->shmid;
@@ -465,7 +686,8 @@
if ((error = shmctl(td, &bsd_args)))
return error;
bsd_to_linux_shminfo( (struct shminfo *)bsd_args.buf, &linux_shminfo );
- return copyout(&linux_shminfo, (caddr_t)args->buf, sizeof(shminfo));
+ return (linux_shminfo_pushdown(args->cmd & LINUX_IPC_64,
+ &linux_shminfo, (caddr_t)args->buf));
case LINUX_SHM_INFO:
bsd_args.shmid = args->shmid;
@@ -483,7 +705,8 @@
if ((error = shmctl(td, &bsd_args)))
return error;
bsd_to_linux_shmid_ds(bsd_args.buf, &linux_shmid);
- return copyout(&linux_shmid, (caddr_t)args->buf, sizeof(linux_shmid));
+ return (linux_shmid_pushdown(args->cmd & LINUX_IPC_64,
+ &linux_shmid, (caddr_t)args->buf));
case LINUX_SHM_STAT:
bsd_args.shmid = args->shmid;
@@ -493,11 +716,13 @@
return error;
}
bsd_to_linux_shmid_ds(bsd_args.buf, &linux_shmid);
- return copyout(&linux_shmid, (caddr_t)args->buf, sizeof(linux_shmid));
+ return (linux_shmid_pushdown(args->cmd & LINUX_IPC_64,
+ &linux_shmid, (caddr_t)args->buf));
case LINUX_IPC_SET:
- if ((error = copyin((caddr_t)args->buf, &linux_shmid,
- sizeof(linux_shmid))))
+ error = linux_shmid_pullup(args->cmd & LINUX_IPC_64,
+ &linux_shmid, (caddr_t)args->buf);
+ if (error != 0)
return error;
bsd_args.buf = (struct shmid_ds*)stackgap_alloc(&sg, sizeof(struct shmid_ds));
linux_to_bsd_shmid_ds(&linux_shmid, bsd_args.buf);
@@ -511,8 +736,9 @@
if (args->buf == NULL)
bsd_args.buf = NULL;
else {
- if ((error = copyin((caddr_t)args->buf, &linux_shmid,
- sizeof(linux_shmid))))
+ error = linux_shmid_pullup(args->cmd & LINUX_IPC_64,
+ &linux_shmid, (caddr_t)args->buf);
+ if (error != 0)
return error;
bsd_args.buf = (struct shmid_ds*)stackgap_alloc(&sg, sizeof(struct shmid_ds));
linux_to_bsd_shmid_ds(&linux_shmid, bsd_args.buf);
@@ -522,7 +748,8 @@
case LINUX_SHM_LOCK:
case LINUX_SHM_UNLOCK:
default:
- uprintf("linux: 'ipc' typ=%d not implemented\n", args->cmd);
+ uprintf("linux: 'ipc' typ=%d not implemented\n",
+ args->cmd & ~LINUX_IPC_64);
return EINVAL;
}
}
Index: compat/linux/linux_ipc.h
===================================================================
RCS file: /home/ncvs/src/sys/compat/linux/linux_ipc.h,v
retrieving revision 1.8
diff -d -u -r1.8 linux_ipc.h
--- compat/linux/linux_ipc.h 20 Mar 2002 05:42:02 -0000 1.8
+++ compat/linux/linux_ipc.h 8 Oct 2002 10:49:54 -0000
@@ -31,6 +31,15 @@
#ifndef _LINUX_IPC_H_
#define _LINUX_IPC_H_
+/*
+ * Version flags for semctl, msgctl, and shmctl commands
+ * These are passed as bitflags or-ed with the actual command
+ */
+#define LINUX_IPC_OLD 0 /* Old version (no 32-bit UID support on many
+ architectures) */
+#define LINUX_IPC_64 0x0100 /* New version (support 32-bit UIDs, bigger
+ message sizes, etc. */
+
#ifdef __i386__
struct linux_msgctl_args
Index: i386/linux/linux_dummy.c
===================================================================
RCS file: /home/ncvs/src/sys/i386/linux/linux_dummy.c,v
retrieving revision 1.34
diff -d -u -r1.34 linux_dummy.c
--- i386/linux/linux_dummy.c 2 Jun 2002 20:05:51 -0000 1.34
+++ i386/linux/linux_dummy.c 8 Oct 2002 10:49:54 -0000
@@ -63,9 +63,7 @@
DUMMY(capget);
DUMMY(capset);
DUMMY(sendfile);
-DUMMY(mmap2);
DUMMY(truncate64);
-DUMMY(ftruncate64);
DUMMY(setfsuid);
DUMMY(setfsgid);
DUMMY(pivot_root);
Index: i386/linux/linux_ipc64.h
===================================================================
RCS file: i386/linux/linux_ipc64.h
diff -N i386/linux/linux_ipc64.h
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ i386/linux/linux_ipc64.h 8 Oct 2002 10:49:54 -0000
@@ -0,0 +1,145 @@
+/*-
+ * Copyright (c) 2002 Maxim Sobolev <sobomax@FreeBSD.org>
+ * All rights reserved.
+ *
+ * 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
+ * in this position and unchanged.
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _I386_LINUX_LINUX_IPC64_H_
+#define _I386_LINUX_LINUX_IPC64_H_
+
+/*
+ * The ipc64_perm structure for i386 architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 32-bit mode_t and seq
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct l_ipc64_perm
+{
+ l_key_t key;
+ l_uid_t uid;
+ l_gid_t gid;
+ l_uid_t cuid;
+ l_gid_t cgid;
+ l_mode_t mode;
+ l_ushort __pad1;
+ l_ushort seq;
+ l_ushort __pad2;
+ l_ulong __unused1;
+ l_ulong __unused2;
+};
+
+/*
+ * The msqid64_ds structure for i386 architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 64-bit time_t to solve y2038 problem
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct l_msqid64_ds {
+ struct l_ipc64_perm msg_perm;
+ l_time_t msg_stime; /* last msgsnd time */
+ l_ulong __unused1;
+ l_time_t msg_rtime; /* last msgrcv time */
+ l_ulong __unused2;
+ l_time_t msg_ctime; /* last change time */
+ l_ulong __unused3;
+ l_ulong msg_cbytes; /* current number of bytes on queue */
+ l_ulong msg_qnum; /* number of messages in queue */
+ l_ulong msg_qbytes; /* max number of bytes on queue */
+ l_pid_t msg_lspid; /* pid of last msgsnd */
+ l_pid_t msg_lrpid; /* last receive pid */
+ l_ulong __unused4;
+ l_ulong __unused5;
+};
+
+/*
+ * The semid64_ds structure for i386 architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 64-bit time_t to solve y2038 problem
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct l_semid64_ds {
+ struct l_ipc64_perm sem_perm; /* permissions */
+ l_time_t sem_otime; /* last semop time */
+ l_ulong __unused1;
+ l_time_t sem_ctime; /* last change time */
+ l_ulong __unused2;
+ l_ulong sem_nsems; /* no. of semaphores in array */
+ l_ulong __unused3;
+ l_ulong __unused4;
+};
+
+/*
+ * The shmid64_ds structure for i386 architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 64-bit time_t to solve y2038 problem
+ * - 2 miscellaneous 32-bit values
+ */
+
+struct l_shmid64_ds {
+ struct l_ipc64_perm shm_perm; /* operation perms */
+ l_size_t shm_segsz; /* size of segment (bytes) */
+ l_time_t shm_atime; /* last attach time */
+ l_ulong __unused1;
+ l_time_t shm_dtime; /* last detach time */
+ l_ulong __unused2;
+ l_time_t shm_ctime; /* last change time */
+ l_ulong __unused3;
+ l_pid_t shm_cpid; /* pid of creator */
+ l_pid_t shm_lpid; /* pid of last operator */
+ l_ulong shm_nattch; /* no. of current attaches */
+ l_ulong __unused4;
+ l_ulong __unused5;
+};
+
+struct l_shminfo64 {
+ l_ulong shmmax;
+ l_ulong shmmin;
+ l_ulong shmmni;
+ l_ulong shmseg;
+ l_ulong shmall;
+ l_ulong __unused1;
+ l_ulong __unused2;
+ l_ulong __unused3;
+ l_ulong __unused4;
+};
+
+#endif /* !_I386_LINUX_LINUX_IPC64_H_ */
Index: i386/linux/linux_machdep.c
===================================================================
RCS file: /home/ncvs/src/sys/i386/linux/linux_machdep.c,v
retrieving revision 1.30
diff -d -u -r1.30 linux_machdep.c
--- i386/linux/linux_machdep.c 2 Oct 2002 07:44:22 -0000 1.30
+++ i386/linux/linux_machdep.c 8 Oct 2002 10:49:54 -0000
@@ -385,19 +385,33 @@
#define STACK_SIZE (2 * 1024 * 1024)
#define GUARD_SIZE (4 * PAGE_SIZE)
+static int linux_mmap_common(struct thread *, struct l_mmap_argv *);
+
+int
+linux_mmap2(struct thread *td, struct linux_mmap2_args *args)
+{
+ struct l_mmap_argv linux_args;
+
+#ifdef DEBUG
+ if (ldebug(mmap2))
+ printf(ARGS(mmap2, "%p, %d, %d, 0x%08x, %d, %d"),
+ (void *)args->addr, args->len, args->prot,
+ args->flags, args->fd, args->pgoff);
+#endif
+
+ linux_args.addr = (l_caddr_t)args->addr;
+ linux_args.len = args->len;
+ linux_args.prot = args->prot;
+ linux_args.flags = args->flags;
+ linux_args.fd = args->fd;
+ linux_args.pos = args->pgoff * PAGE_SIZE;
+
+ return (linux_mmap_common(td, &linux_args));
+}
+
int
linux_mmap(struct thread *td, struct linux_mmap_args *args)
{
- struct proc *p = td->td_proc;
- struct mmap_args /* {
- caddr_t addr;
- size_t len;
- int prot;
- int flags;
- int fd;
- long pad;
- off_t pos;
- } */ bsd_args;
int error;
struct l_mmap_argv linux_args;
@@ -408,22 +422,39 @@
#ifdef DEBUG
if (ldebug(mmap))
printf(ARGS(mmap, "%p, %d, %d, 0x%08x, %d, %d"),
- (void *)linux_args.addr, linux_args.len, linux_args.prot,
- linux_args.flags, linux_args.fd, linux_args.pos);
+ (void *)linux_args->addr, linux_args->len, linux_args->prot,
+ linux_args->flags, linux_args->fd, linux_args->pos);
#endif
+ return (linux_mmap_common(td, &linux_args));
+}
+
+static int
+linux_mmap_common(struct thread *td, struct l_mmap_argv *linux_args)
+{
+ struct proc *p = td->td_proc;
+ struct mmap_args /* {
+ caddr_t addr;
+ size_t len;
+ int prot;
+ int flags;
+ int fd;
+ long pad;
+ off_t pos;
+ } */ bsd_args;
+
bsd_args.flags = 0;
- if (linux_args.flags & LINUX_MAP_SHARED)
+ if (linux_args->flags & LINUX_MAP_SHARED)
bsd_args.flags |= MAP_SHARED;
- if (linux_args.flags & LINUX_MAP_PRIVATE)
+ if (linux_args->flags & LINUX_MAP_PRIVATE)
bsd_args.flags |= MAP_PRIVATE;
- if (linux_args.flags & LINUX_MAP_FIXED)
+ if (linux_args->flags & LINUX_MAP_FIXED)
bsd_args.flags |= MAP_FIXED;
- if (linux_args.flags & LINUX_MAP_ANON)
+ if (linux_args->flags & LINUX_MAP_ANON)
bsd_args.flags |= MAP_ANON;
else
bsd_args.flags |= MAP_NOSYNC;
- if (linux_args.flags & LINUX_MAP_GROWSDOWN) {
+ if (linux_args->flags & LINUX_MAP_GROWSDOWN) {
bsd_args.flags |= MAP_STACK;
/* The linux MAP_GROWSDOWN option does not limit auto
@@ -448,7 +479,7 @@
*/
/* This gives us TOS */
- bsd_args.addr = linux_args.addr + linux_args.len;
+ bsd_args.addr = linux_args->addr + linux_args->len;
if (bsd_args.addr > p->p_vmspace->vm_maxsaddr) {
/* Some linux apps will attempt to mmap
@@ -472,8 +503,8 @@
}
/* This gives us our maximum stack size */
- if (linux_args.len > STACK_SIZE - GUARD_SIZE)
- bsd_args.len = linux_args.len;
+ if (linux_args->len > STACK_SIZE - GUARD_SIZE)
+ bsd_args.len = linux_args->len;
else
bsd_args.len = STACK_SIZE - GUARD_SIZE;
@@ -485,16 +516,16 @@
*/
bsd_args.addr -= bsd_args.len;
} else {
- bsd_args.addr = linux_args.addr;
- bsd_args.len = linux_args.len;
+ bsd_args.addr = linux_args->addr;
+ bsd_args.len = linux_args->len;
}
- bsd_args.prot = linux_args.prot | PROT_READ; /* always required */
- if (linux_args.flags & LINUX_MAP_ANON)
+ bsd_args.prot = linux_args->prot | PROT_READ; /* always required */
+ if (linux_args->flags & LINUX_MAP_ANON)
bsd_args.fd = -1;
else
- bsd_args.fd = linux_args.fd;
- bsd_args.pos = linux_args.pos;
+ bsd_args.fd = linux_args->fd;
+ bsd_args.pos = linux_args->pos;
bsd_args.pad = 0;
#ifdef DEBUG
@@ -775,4 +806,20 @@
}
return (error);
+}
+
+int
+linux_ftruncate64(struct thread *td, struct linux_ftruncate64_args *args)
+{
+ struct ftruncate_args sa;
+
+#ifdef DEBUG
+ if (ldebug(ftruncate64))
+ printf(ARGS(ftruncate64, "%d, %d"), args->fd, args->length);
+#endif
+
+ sa.fd = args->fd;
+ sa.pad = 0;
+ sa.length = args->length;
+ return ftruncate(td, &sa);
}
Index: alpha/linux/linux_ipc64.h
===================================================================
RCS file: alpha/linux/linux_ipc64.h
diff -N alpha/linux/linux_ipc64.h
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ alpha/linux/linux_ipc64.h 8 Oct 2002 10:49:54 -0000
@@ -0,0 +1,133 @@
+/*-
+ * Copyright (c) 2002 Maxim Sobolev <sobomax@FreeBSD.org>
+ * All rights reserved.
+ *
+ * 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
+ * in this position and unchanged.
+ * 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _ALPHA_LINUX_LINUX_IPC64_H_
+#define _ALPHA_LINUX_LINUX_IPC64_H_
+
+/*
+ * The ipc64_perm structure for alpha architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 32-bit seq
+ * - 2 miscellaneous 64-bit values
+ */
+
+struct l_ipc64_perm
+{
+ l_key_t key;
+ l_uid_t uid;
+ l_gid_t gid;
+ l_uid_t cuid;
+ l_gid_t cgid;
+ l_mode_t mode;
+ l_ushort seq;
+ l_ushort __pad1;
+ l_ulong __unused1;
+ l_ulong __unused2;
+};
+
+/*
+ * The msqid64_ds structure for alpha architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 2 miscellaneous 64-bit values
+ */
+
+struct l_msqid64_ds {
+ struct l_ipc64_perm msg_perm;
+ l_time_t msg_stime; /* last msgsnd time */
+ l_time_t msg_rtime; /* last msgrcv time */
+ l_time_t msg_ctime; /* last change time */
+ l_ulong msg_cbytes; /* current number of bytes on queue */
+ l_ulong msg_qnum; /* number of messages in queue */
+ l_ulong msg_qbytes; /* max number of bytes on queue */
+ l_pid_t msg_lspid; /* pid of last msgsnd */
+ l_pid_t msg_lrpid; /* last receive pid */
+ l_ulong __unused1;
+ l_ulong __unused2;
+};
+
+/*
+ * The semid64_ds structure for alpha architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 2 miscellaneous 64-bit values
+ */
+
+struct l_semid64_ds {
+ struct l_ipc64_perm sem_perm; /* permissions */
+ l_time_t sem_otime; /* last semop time */
+ l_time_t sem_ctime; /* last change time */
+ l_ulong sem_nsems; /* no. of semaphores in array */
+ l_ulong __unused1;
+ l_ulong __unused2;
+};
+
+/*
+ * The shmid64_ds structure for alpha architecture.
+ * Note extra padding because this structure is passed back and forth
+ * between kernel and user space.
+ *
+ * Pad space is left for:
+ * - 2 miscellaneous 64-bit values
+ */
+
+struct l_shmid64_ds {
+ struct l_ipc64_perm shm_perm; /* operation perms */
+ l_size_t shm_segsz; /* size of segment (bytes) */
+ l_time_t shm_atime; /* last attach time */
+ l_time_t shm_dtime; /* last detach time */
+ l_time_t shm_ctime; /* last change time */
+ l_pid_t shm_cpid; /* pid of creator */
+ l_pid_t shm_lpid; /* pid of last operator */
+ l_ulong shm_nattch; /* no. of current attaches */
+ l_ulong __unused1;
+ l_ulong __unused2;
+};
+
+struct l_shminfo64 {
+ l_ulong shmmax;
+ l_ulong shmmin;
+ l_ulong shmmni;
+ l_ulong shmseg;
+ l_ulong shmall;
+ l_ulong __unused1;
+ l_ulong __unused2;
+ l_ulong __unused3;
+ l_ulong __unused4;
+};
+
+#endif /* !_ALPHA_LINUX_LINUX_IPC64_H_ */
--------------2C056B357B94AA92275BD099--
To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-audit" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?3DA2BE32.BDEC28B5>