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< * $FreeBSD: head/sys/compat/linux/linux_file.c 71699 2001-01-27 00:01:31Z jhb $
---
> * $FreeBSD: head/sys/compat/linux/linux_file.c 72538 2001-02-16 14:42:11Z jlemon $
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> #include <sys/mount.h>
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> #include <ufs/ufs/extattr.h>
> #include <ufs/ufs/quota.h>
> #include <ufs/ufs/ufsmount.h>
>
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>
> int
> linux_mount(struct proc *p, struct linux_mount_args *args)
> {
> struct mount_args bsd_args;
> struct ufs_args ufs;
> char fstypename[MFSNAMELEN];
> char mntonname[MNAMELEN], mntfromname[MNAMELEN];
> int error = 0;
>
> error = copyinstr(args->filesystemtype, fstypename,
> MFSNAMELEN - 1, NULL);
> if (error)
> return (error);
> error = copyinstr(args->specialfile, mntfromname, MFSNAMELEN - 1, NULL);
> if (error)
> return (error);
> error = copyinstr(args->dir, mntonname, MFSNAMELEN - 1, NULL);
> if (error)
> return (error);
>
> #ifdef DEBUG
> if (ldebug(mount))
> printf(ARGS(mount, "%s, %s, %s"),
> fstypename, mntfromname, mntonname);
> #endif
>
> if (strcmp(fstypename, "ext2") == 0) {
> bsd_args.type = "ext2fs";
> bsd_args.data = (void *)&ufs;
> ufs.fspec = mntfromname;
> #define DEFAULT_ROOTID -2
> ufs.export.ex_root = DEFAULT_ROOTID;
> ufs.export.ex_flags =
> args->rwflag & LINUX_MS_RDONLY ? MNT_EXRDONLY : 0;
> } else if (strcmp(fstypename, "proc") == 0) {
> bsd_args.type = "linprocfs";
> bsd_args.data = NULL;
> } else {
> return (ENODEV);
> }
>
> bsd_args.path = mntonname;
> bsd_args.flags = 0;
>
> if ((args->rwflag & 0xffff0000) == 0xc0ed0000) {
> /*
> * Linux SYNC flag is not included; the closest equivalent
> * FreeBSD has is !ASYNC, which is our default.
> */
> if (args->rwflag & LINUX_MS_RDONLY)
> bsd_args.flags |= MNT_RDONLY;
> if (args->rwflag & LINUX_MS_NOSUID)
> bsd_args.flags |= MNT_NOSUID;
> if (args->rwflag & LINUX_MS_NODEV)
> bsd_args.flags |= MNT_NODEV;
> if (args->rwflag & LINUX_MS_NOEXEC)
> bsd_args.flags |= MNT_NOEXEC;
> if (args->rwflag & LINUX_MS_REMOUNT)
> bsd_args.flags |= MNT_UPDATE;
> }
>
> return (mount1(p, &bsd_args, UIO_SYSSPACE));
> }
>
> int
> linux_umount(struct proc *p, struct linux_umount_args *args)
> {
> struct linux_umount2_args args2;
>
> args2.path = args->path;
> args2.flags = 0;
> return (linux_umount2(p, &args2));
> }
>
> int
> linux_umount2(struct proc *p, struct linux_umount2_args *args)
> {
> struct unmount_args bsd;
>
> bsd.path = args->path;
> bsd.flags = args->flags; /* XXX correct? */
> return (unmount(p, &bsd));
> }