stat.h

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    1 /*
    2  * CDDL HEADER START
    3  *
    4  * The contents of this file are subject to the terms of the
    5  * Common Development and Distribution License, Version 1.0 only
    6  * (the "License").  You may not use this file except in compliance
    7  * with the License.
    8  *
    9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   10  * or https://opensource.org/licenses/CDDL-1.0.
   11  * See the License for the specific language governing permissions
   12  * and limitations under the License.
   13  *
   14  * When distributing Covered Code, include this CDDL HEADER in each
   15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
   16  * If applicable, add the following below this CDDL HEADER, with the
   17  * fields enclosed by brackets "[]" replaced with your own identifying
   18  * information: Portions Copyright [yyyy] [name of copyright owner]
   19  *
   20  * CDDL HEADER END
   21  */
   22 /*
   23  * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
   24  */
   25 
   26 #ifndef _LIBSPL_SYS_STAT_H
   27 #define _LIBSPL_SYS_STAT_H
   28 
   29 #include_next <sys/stat.h>
   30 
   31 /* Note: this file can be used on linux/macOS when bootstrapping tools. */
   32 
   33 #if defined(__FreeBSD__)
   34 #include <sys/mount.h> /* for BLKGETSIZE64 */
   35 
   36 #define stat64  stat
   37 
   38 #define MAXOFFSET_T     OFF_MAX
   39 
   40 #ifndef _KERNEL
   41 #include <sys/disk.h>
   42 
   43 static __inline int
   44 fstat64(int fd, struct stat *sb)
   45 {
   46         int ret;
   47 
   48         ret = fstat(fd, sb);
   49         if (ret == 0) {
   50                 if (S_ISCHR(sb->st_mode))
   51                         (void) ioctl(fd, DIOCGMEDIASIZE, &sb->st_size);
   52         }
   53         return (ret);
   54 }
   55 #endif
   56 
   57 /*
   58  * Emulate Solaris' behavior of returning the block device size in fstat64().
   59  */
   60 static inline int
   61 fstat64_blk(int fd, struct stat64 *st)
   62 {
   63         if (fstat64(fd, st) == -1)
   64                 return (-1);
   65 
   66         /* In Linux we need to use an ioctl to get the size of a block device */
   67         if (S_ISBLK(st->st_mode)) {
   68                 if (ioctl(fd, BLKGETSIZE64, &st->st_size) != 0)
   69                         return (-1);
   70         }
   71 
   72         return (0);
   73 }
   74 #endif /* defined(__FreeBSD__) */
   75 
   76 /*
   77  * Only Intel-based Macs have a separate stat64; Arm-based Macs are like
   78  * FreeBSD and have a full 64-bit stat from the start.
   79  */
   80 #if defined(__APPLE__) && !(defined(__i386__) || defined(__x86_64__))
   81 #define stat64  stat
   82 #define fstat64 fstat
   83 #endif
   84 
   85 #endif /* _LIBSPL_SYS_STAT_H */

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FreeBSD/Linux Kernel Cross Reference sys/contrib/openzfs/lib/libspl/include/os/freebsd/sys/stat.h

FreeBSD/Linux Kernel Cross Reference
sys/contrib/openzfs/lib/libspl/include/os/freebsd/sys/stat.h