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Diffstat (limited to 'sys/compat/linux/linux_file64.c')
-rw-r--r--sys/compat/linux/linux_file64.c358
1 files changed, 0 insertions, 358 deletions
diff --git a/sys/compat/linux/linux_file64.c b/sys/compat/linux/linux_file64.c
deleted file mode 100644
index 8578b6bcdd7..00000000000
--- a/sys/compat/linux/linux_file64.c
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@@ -1,358 +0,0 @@
-/* $OpenBSD: linux_file64.c,v 1.10 2014/09/14 14:17:23 jsg Exp $ */
-/* $NetBSD: linux_file64.c,v 1.2 2000/12/12 22:24:56 jdolecek Exp $ */
-
-/*-
- * Copyright (c) 1995, 1998, 2000 The NetBSD Foundation, Inc.
- * All rights reserved.
- *
- * This code is derived from software contributed to The NetBSD Foundation
- * by Frank van der Linden and Eric Haszlakiewicz.
- *
- * 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.
- */
-
-/*
- * Linux 64bit filesystem calls. Used on 32bit archs, not used on 64bit ones.
- */
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/namei.h>
-#include <sys/file.h>
-#include <sys/stat.h>
-#include <sys/filedesc.h>
-#include <sys/ioctl.h>
-#include <sys/kernel.h>
-#include <sys/mount.h>
-#include <sys/malloc.h>
-#include <sys/vnode.h>
-#include <sys/tty.h>
-#include <sys/conf.h>
-
-#include <sys/syscallargs.h>
-
-#include <compat/linux/linux_types.h>
-#include <compat/linux/linux_signal.h>
-#include <compat/linux/linux_syscallargs.h>
-#include <compat/linux/linux_fcntl.h>
-#include <compat/linux/linux_util.h>
-
-#include <machine/linux_machdep.h>
-
-
-void bsd_to_linux_flock64(struct flock *, struct linux_flock64 *);
-void linux_to_bsd_flock64(struct linux_flock64 *, struct flock *);
-static int bsd_to_linux_stat(struct stat *, struct linux_stat64 *);
-static int linux_do_stat64(struct proc *, void *, register_t *, int);
-
-/*
- * Convert a OpenBSD stat structure to a Linux stat structure.
- * Only the order of the fields and the padding in the structure
- * is different. linux_fakedev is a machine-dependent function
- * which optionally converts device driver major/minor numbers
- * (XXX horrible, but what can you do against code that compares
- * things against constant major device numbers? sigh)
- */
-static int
-bsd_to_linux_stat(bsp, lsp)
- struct stat *bsp;
- struct linux_stat64 *lsp;
-{
- lsp->lst_dev = bsp->st_dev;
- lsp->lst_ino = (linux_ino64_t)bsp->st_ino;
- lsp->lst_mode = (linux_mode_t)bsp->st_mode;
- if (bsp->st_nlink >= (1 << 15))
- lsp->lst_nlink = (1 << 15) - 1;
- else
- lsp->lst_nlink = (linux_nlink_t)bsp->st_nlink;
- lsp->lst_uid = bsp->st_uid;
- lsp->lst_gid = bsp->st_gid;
- lsp->lst_rdev = linux_fakedev(bsp->st_rdev);
- lsp->lst_size = bsp->st_size;
- lsp->lst_blksize = bsp->st_blksize;
- lsp->lst_blocks = bsp->st_blocks;
- lsp->lst_atime = bsp->st_atime;
- lsp->lst_mtime = bsp->st_mtime;
- lsp->lst_ctime = bsp->st_ctime;
-#if LINUX_STAT64_HAS_BROKEN_ST_INO
- if (bsp->st_ino > LINUX_INO_MAX)
- return EOVERFLOW;
- lsp->__lst_ino = (linux_ino_t)bsp->st_ino;
-#endif
-
- return 0;
-}
-
-/*
- * The stat functions below are plain sailing. stat and lstat are handled
- * by one function to avoid code duplication.
- */
-int
-linux_sys_fstat64(p, v, retval)
- struct proc *p;
- void *v;
- register_t *retval;
-{
- struct linux_sys_fstat64_args /* {
- syscallarg(int) fd;
- syscallarg(linux_stat64 *) sp;
- } */ *uap = v;
- struct sys_fstat_args fsa;
- struct linux_stat64 tmplst;
- struct stat *st,tmpst;
- caddr_t sg;
- int error;
-
- sg = stackgap_init(p);
-
- st = stackgap_alloc(&sg, sizeof (struct stat));
-
- SCARG(&fsa, fd) = SCARG(uap, fd);
- SCARG(&fsa, sb) = st;
-
- if ((error = sys_fstat(p, &fsa, retval)))
- return error;
-
- if ((error = copyin(st, &tmpst, sizeof tmpst)))
- return error;
-
- if ((error = bsd_to_linux_stat(&tmpst, &tmplst)))
- return error;
-
- if ((error = copyout(&tmplst, SCARG(uap, sp), sizeof tmplst)))
- return error;
-
- return 0;
-}
-
-static int
-linux_do_stat64(p, v, retval, dolstat)
- struct proc *p;
- void *v;
- register_t *retval;
- int dolstat;
-{
- struct sys_stat_args sa;
- struct linux_stat64 tmplst;
- struct stat *st, tmpst;
- caddr_t sg;
- int error;
- struct linux_sys_stat64_args *uap = v;
-
- sg = stackgap_init(p);
- st = stackgap_alloc(&sg, sizeof (struct stat));
- LINUX_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
-
- SCARG(&sa, ub) = st;
- SCARG(&sa, path) = SCARG(uap, path);
-
- if ((error = (dolstat ? sys_lstat(p, &sa, retval) :
- sys_stat(p, &sa, retval))))
- return error;
-
- if ((error = copyin(st, &tmpst, sizeof tmpst)))
- return error;
-
- if ((error = bsd_to_linux_stat(&tmpst, &tmplst)))
- return error;
-
- if ((error = copyout(&tmplst, SCARG(uap, sp), sizeof tmplst)))
- return error;
-
- return 0;
-}
-
-int
-linux_sys_stat64(p, v, retval)
- struct proc *p;
- void *v;
- register_t *retval;
-{
- struct linux_sys_stat64_args /* {
- syscallarg(const char *) path;
- syscallarg(struct linux_stat64 *) sp;
- } */ *uap = v;
-
- return linux_do_stat64(p, uap, retval, 0);
-}
-
-int
-linux_sys_lstat64(p, v, retval)
- struct proc *p;
- void *v;
- register_t *retval;
-{
- struct linux_sys_lstat64_args /* {
- syscallarg(char *) path;
- syscallarg(struct linux_stat64 *) sp;
- } */ *uap = v;
-
- return linux_do_stat64(p, uap, retval, 1);
-}
-
-int
-linux_sys_truncate64(p, v, retval)
- struct proc *p;
- void *v;
- register_t *retval;
-{
- struct linux_sys_truncate64_args /* {
- syscallarg(char *) path;
- syscallarg(off_t) length;
- } */ *uap = v;
- struct sys_truncate_args ta;
- caddr_t sg = stackgap_init(p);
-
- LINUX_CHECK_ALT_EXIST(p, &sg, SCARG(uap, path));
-
- SCARG(&ta, path) = SCARG(uap, path);
- SCARG(&ta, length) = SCARG(uap, length);
-
- return sys_truncate(p, &ta, retval);
-}
-
-/*
- * This is needed due to padding in OpenBSD's sys_ftruncate_args
- */
-int
-linux_sys_ftruncate64(p, v, retval)
- struct proc *p;
- void *v;
- register_t *retval;
-{
- struct linux_sys_ftruncate64_args /* {
- syscallarg(int) fd;
- syscallarg(off_t) length;
- } */ *uap = v;
- struct sys_ftruncate_args fta;
-
- SCARG(&fta, fd) = SCARG(uap, fd);
- SCARG(&fta, length) = SCARG(uap, length);
-
- return sys_ftruncate(p, &fta, retval);
-}
-
-/*
- * The next two functions take care of converting the flock
- * structure back and forth between Linux and OpenBSD format.
- * The only difference in the structures is the order of
- * the fields, and the 'whence' value.
- */
-void
-bsd_to_linux_flock64(struct flock *bfp, struct linux_flock64 *lfp)
-{
- lfp->l_start = bfp->l_start;
- lfp->l_len = bfp->l_len;
- lfp->l_pid = bfp->l_pid;
- lfp->l_whence = bfp->l_whence;
- switch (bfp->l_type) {
- case F_RDLCK:
- lfp->l_type = LINUX_F_RDLCK;
- break;
- case F_UNLCK:
- lfp->l_type = LINUX_F_UNLCK;
- break;
- case F_WRLCK:
- lfp->l_type = LINUX_F_WRLCK;
- break;
- }
-}
-
-void
-linux_to_bsd_flock64(struct linux_flock64 *lfp, struct flock *bfp)
-{
- bfp->l_start = lfp->l_start;
- bfp->l_len = lfp->l_len;
- bfp->l_pid = lfp->l_pid;
- bfp->l_whence = lfp->l_whence;
- switch (lfp->l_type) {
- case LINUX_F_RDLCK:
- bfp->l_type = F_RDLCK;
- break;
- case LINUX_F_UNLCK:
- bfp->l_type = F_UNLCK;
- break;
- case LINUX_F_WRLCK:
- bfp->l_type = F_WRLCK;
- break;
- }
-}
-
-int
-linux_sys_fcntl64(p, v, retval)
- struct proc *p;
- void *v;
- register_t *retval;
-{
- struct linux_sys_fcntl64_args /* {
- syscallarg(u_int) fd;
- syscallarg(u_int) cmd;
- syscallarg(void *) arg;
- } */ *uap = v;
- int fd, cmd, error;
- caddr_t arg, sg;
- struct linux_flock64 lfl;
- struct flock *bfp, bfl;
- struct sys_fcntl_args fca;
-
- fd = SCARG(uap, fd);
- cmd = SCARG(uap, cmd);
- arg = (caddr_t) SCARG(uap, arg);
-
- switch (cmd) {
- case LINUX_F_GETLK64:
- sg = stackgap_init(p);
- if ((error = copyin(arg, &lfl, sizeof lfl)))
- return error;
- linux_to_bsd_flock64(&lfl, &bfl);
- bfp = (struct flock *) stackgap_alloc(&sg, sizeof *bfp);
- SCARG(&fca, fd) = fd;
- SCARG(&fca, cmd) = F_GETLK;
- SCARG(&fca, arg) = bfp;
- if ((error = copyout(&bfl, bfp, sizeof bfl)))
- return error;
- if ((error = sys_fcntl(p, &fca, retval)))
- return error;
- if ((error = copyin(bfp, &bfl, sizeof bfl)))
- return error;
- bsd_to_linux_flock64(&bfl, &lfl);
- error = copyout(&lfl, arg, sizeof lfl);
- return (error);
- case LINUX_F_SETLK64:
- case LINUX_F_SETLKW64:
- cmd = (cmd == LINUX_F_SETLK64 ? F_SETLK : F_SETLKW);
- if ((error = copyin(arg, &lfl, sizeof lfl)))
- return error;
- linux_to_bsd_flock64(&lfl, &bfl);
- sg = stackgap_init(p);
- bfp = (struct flock *) stackgap_alloc(&sg, sizeof *bfp);
- if ((error = copyout(&bfl, bfp, sizeof bfl)))
- return error;
- SCARG(&fca, fd) = fd;
- SCARG(&fca, cmd) = cmd;
- SCARG(&fca, arg) = bfp;
- return (sys_fcntl(p, &fca, retval));
- default:
- return (linux_sys_fcntl(p, v, retval));
- }
- /* NOTREACHED */
-}
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