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218 lines
6.8 KiB
Diff
218 lines
6.8 KiB
Diff
From 50897e9d43f61b4ab238d3ebff62cc45d505206a Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
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Date: Sat, 7 Mar 2015 15:55:32 +0100
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Subject: [PATCH 13/14] Add compatible ioctl calls for OSX and FreeBSD
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
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---
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src/io.c | 2 --
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src/mkfs.fat.c | 101 ++++++++++++++++++++++++++++++++++++++++++++++++++++++---
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2 files changed, 96 insertions(+), 7 deletions(-)
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diff --git a/src/io.c b/src/io.c
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index 450432c..7d0d49a 100644
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--- a/src/io.c
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+++ b/src/io.c
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@@ -36,10 +36,8 @@
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#include <string.h>
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#include <unistd.h>
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#include <sys/stat.h>
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-#include <sys/ioctl.h>
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#include <errno.h>
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#include <fcntl.h>
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-#include <linux/fd.h>
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#include "fsck.fat.h"
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#include "common.h"
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diff --git a/src/mkfs.fat.c b/src/mkfs.fat.c
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index 76d40d8..02e0918 100644
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--- a/src/mkfs.fat.c
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+++ b/src/mkfs.fat.c
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@@ -47,17 +47,13 @@
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#include "version.h"
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#include <fcntl.h>
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-#include <linux/hdreg.h>
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#include <sys/mount.h>
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-#include <linux/fs.h>
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-#include <linux/fd.h>
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#include <endian.h>
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#include <mntent.h>
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#include <signal.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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-#include <sys/ioctl.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include <unistd.h>
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@@ -67,6 +63,40 @@
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#include <stdint.h>
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#include <endian.h>
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+#if defined(__linux__)
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+ #include <linux/hdreg.h>
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+ #include <linux/fs.h>
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+ #include <linux/fd.h>
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+#elif defined(__FreeBSD__) || defined(__APPLE__)
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+ #include <sys/disk.h>
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+
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+ #define BLOCK_SIZE_BITS 10
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+ #define BLOCK_SIZE (1<<BLOCK_SIZE_BITS)
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+
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+ struct floppy_struct {
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+ unsigned int size; /* nr of sectors total */
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+ unsigned int sect; /* sectors per track */
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+ unsigned int head; /* nr of heads */
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+ unsigned int track; /* nr of tracks */
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+ unsigned int stretch; /* bit 0 !=0 means double track steps */
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+ /* bit 1 != 0 means swap sides */
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+ /* bits 2..9 give the first sector */
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+ /* number (the LSB is flipped) */
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+ unsigned char gap; /* gap1 size */
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+ unsigned char rate; /* data rate. |= 0x40 for perpendicular */
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+ unsigned char spec1; /* stepping rate, head unload time */
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+ unsigned char fmt_gap; /* gap2 size */
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+ const char * name; /* used only for predefined formats */
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+ };
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+
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+ struct hd_geometry {
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+ unsigned char heads;
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+ unsigned char sectors;
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+ unsigned short cylinders;
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+ unsigned long start;
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+ };
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+#endif
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+
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#include "msdos_fs.h"
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/* In earlier versions, an own llseek() was used, but glibc lseek() is
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@@ -511,7 +541,9 @@ static void check_mount(char *device_name)
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static void establish_params(int device_num, int size)
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{
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long loop_size;
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+#if defined(__linux__) || defined(__FreeBSD__)
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struct hd_geometry geometry;
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+#endif
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struct floppy_struct param;
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int def_root_dir_entries = 512;
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@@ -549,9 +581,12 @@ static void establish_params(int device_num, int size)
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}
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} else { /* is a floppy diskette */
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-
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+#if defined(__linux__)
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if (ioctl(dev, FDGETPRM, ¶m)) /* Can we get the diskette geometry? */
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die("unable to get diskette geometry for '%s'");
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+#else
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+ die("unable to get diskette geometry for '%s'");
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+#endif
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}
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bs.secs_track = htole16(param.sect); /* Set up the geometry information */
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bs.heads = htole16(param.head);
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@@ -594,8 +629,18 @@ floppy_default:
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goto floppy_default;
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}
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} else if ((device_num & 0xff00) == 0x0700) { /* This is a loop device */
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+#if defined(__FreeBSD__)
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+ if (ioctl(dev, DIOCGSECTORSIZE, &loop_size))
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+ die("unable to get loop device size");
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+#elif defined(__linux__)
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if (ioctl(dev, BLKGETSIZE, &loop_size))
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die("unable to get loop device size");
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+#elif defined(__APPLE__)
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+ if (ioctl(dev, DKIOCGETBLOCKSIZE, &loop_size))
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+ die("unable to get loop device size");
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+#else
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+ die("unable to get loop device size");
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+#endif
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switch (loop_size) { /* Assuming the loop device -> floppy later */
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case 720: /* 5.25", 2, 9, 40 - 360K */
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@@ -651,6 +696,17 @@ floppy_default:
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{
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/* Can we get the drive geometry? (Note I'm not too sure about */
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/* whether to use HDIO_GETGEO or HDIO_REQ) */
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+#if defined(__FreeBSD__)
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+ if (ioctl(dev, DIOCGFWSECTORS, &geometry.sectors) || ioctl(dev, DIOCGFWHEADS, &geometry.heads) || geometry.sectors == 0
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+ || geometry.heads == 0) {
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+ printf("unable to get drive geometry, using default 255/63\n");
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+ bs.secs_track = htole16(63);
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+ bs.heads = htole16(255);
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+ } else {
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+ bs.secs_track = htole16(geometry.sectors); /* Set up the geometry information */
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+ bs.heads = htole16(geometry.heads);
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+ }
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+#elif defined(__linux__)
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if (ioctl(dev, HDIO_GETGEO, &geometry) || geometry.sectors == 0
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|| geometry.heads == 0) {
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printf("unable to get drive geometry, using default 255/63\n");
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@@ -662,6 +718,11 @@ floppy_default:
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if (!hidden_sectors_by_user)
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hidden_sectors = htole32(geometry.start);
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}
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+#else
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+ printf("unable to get drive geometry, using default 255/63\n");
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+ bs.secs_track = htole16(63);
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+ bs.heads = htole16(255);
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+#endif
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def_hd_params:
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bs.media = (char)0xf8; /* Set up the media descriptor for a hard drive */
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if (!size_fat && blocks * SECTORS_PER_BLOCK > 1064960) {
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@@ -1693,6 +1754,15 @@ int main(int argc, char **argv)
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die("Device partition expected, not making filesystem on entire device '%s' (use -I to override)");
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if (sector_size_set) {
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+#if defined(__FreeBSD__)
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+ if (ioctl(dev, DIOCGSECTORSIZE, &min_sector_size) >= 0)
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+ if (sector_size < min_sector_size) {
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+ sector_size = min_sector_size;
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+ fprintf(stderr,
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+ "Warning: sector size was set to %d (minimal for this device)\n",
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+ sector_size);
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+ }
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+#elif defined(__linux__)
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if (ioctl(dev, BLKSSZGET, &min_sector_size) >= 0)
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if (sector_size < min_sector_size) {
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sector_size = min_sector_size;
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@@ -1700,11 +1770,32 @@ int main(int argc, char **argv)
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"Warning: sector size was set to %d (minimal for this device)\n",
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sector_size);
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}
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+#elif defined(__APPLE__)
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+ if (ioctl(dev, DKIOCGETPHYSICALBLOCKSIZE, &min_sector_size) >= 0)
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+ if (sector_size < min_sector_size) {
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+ sector_size = min_sector_size;
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+ fprintf(stderr,
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+ "Warning: sector size was set to %d (minimal for this device)\n",
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+ sector_size);
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+ }
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+#endif
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} else {
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+#if defined(__FreeBSD__)
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+ if (ioctl(dev, DIOCGSECTORSIZE, &min_sector_size) >= 0) {
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+ sector_size = min_sector_size;
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+ sector_size_set = 1;
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+ }
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+#elif defined(__linux__)
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if (ioctl(dev, BLKSSZGET, &min_sector_size) >= 0) {
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sector_size = min_sector_size;
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sector_size_set = 1;
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}
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+#elif defined(__APPLE__)
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+ if (ioctl(dev, DKIOCGETPHYSICALBLOCKSIZE, &min_sector_size) >= 0) {
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+ sector_size = min_sector_size;
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+ sector_size_set = 1;
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+ }
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+#endif
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}
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if (sector_size > 4096)
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--
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1.9.1
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