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210 lines
6.8 KiB
Diff
210 lines
6.8 KiB
Diff
From e18d72f70e30109492e9602ace5560e0c90b4a8b 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 13:23:23 +0100
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Subject: [PATCH 11/14] Remove linux/msdos_fs.h includes
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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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Signed-off-by: Andreas Bombe <aeb@debian.org>
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---
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src/file.c | 7 +------
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src/file.h | 2 ++
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src/fsck.fat.h | 8 ++------
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src/mkfs.fat.c | 32 +++---------------------------
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src/msdos_fs.h | 61 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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5 files changed, 69 insertions(+), 41 deletions(-)
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create mode 100644 src/msdos_fs.h
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diff --git a/src/file.c b/src/file.c
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index 0b53840..9519070 100644
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--- a/src/file.c
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+++ b/src/file.c
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@@ -30,14 +30,9 @@
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#include <ctype.h>
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#include <unistd.h>
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-#define _LINUX_STAT_H /* hack to avoid inclusion of <linux/stat.h> */
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-#define _LINUX_STRING_H_ /* hack to avoid inclusion of <linux/string.h> */
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-#define _LINUX_FS_H /* hack to avoid inclusion of <linux/fs.h> */
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-
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-#include <linux/msdos_fs.h>
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-
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#include "common.h"
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#include "file.h"
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+#include "msdos_fs.h"
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#include "charconv.h"
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FDSC *fp_root = NULL;
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diff --git a/src/file.h b/src/file.h
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index 3adfc96..eaaf356 100644
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--- a/src/file.h
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+++ b/src/file.h
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@@ -23,6 +23,8 @@
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#ifndef _FILE_H
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#define _FILE_H
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+#include "msdos_fs.h"
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+
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typedef enum { fdt_none, fdt_drop, fdt_undelete } FD_TYPE;
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typedef struct _fptr {
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diff --git a/src/fsck.fat.h b/src/fsck.fat.h
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index 27e9d52..e5f6178 100644
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--- a/src/fsck.fat.h
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+++ b/src/fsck.fat.h
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@@ -28,16 +28,12 @@
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#define _DOSFSCK_H
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#include <fcntl.h>
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-#define _LINUX_STAT_H /* hack to avoid inclusion of <linux/stat.h> */
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-#define _LINUX_STRING_H_ /* hack to avoid inclusion of <linux/string.h> */
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-#define _LINUX_FS_H /* hack to avoid inclusion of <linux/fs.h> */
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-
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-#include <linux/msdos_fs.h>
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-
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#include <stddef.h>
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#include <stdint.h>
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#include <endian.h>
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+#include "msdos_fs.h"
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+
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#define VFAT_LN_ATTR (ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME)
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#define FAT_STATE_DIRTY 0x01
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diff --git a/src/mkfs.fat.c b/src/mkfs.fat.c
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index 3d1512f..76d40d8 100644
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--- a/src/mkfs.fat.c
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+++ b/src/mkfs.fat.c
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@@ -67,6 +67,8 @@
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#include <stdint.h>
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#include <endian.h>
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+#include "msdos_fs.h"
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+
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/* In earlier versions, an own llseek() was used, but glibc lseek() is
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* sufficient (or even better :) for 64 bit offsets in the meantime */
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#define llseek lseek
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@@ -99,21 +101,6 @@ static inline int cdiv(int a, int b)
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return (a + b - 1) / b;
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}
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-/* MS-DOS filesystem structures -- I included them here instead of
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- including linux/msdos_fs.h since that doesn't include some fields we
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- need */
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-
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-#define ATTR_RO 1 /* read-only */
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-#define ATTR_HIDDEN 2 /* hidden */
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-#define ATTR_SYS 4 /* system */
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-#define ATTR_VOLUME 8 /* volume label */
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-#define ATTR_DIR 16 /* directory */
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-#define ATTR_ARCH 32 /* archived */
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-
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-#define ATTR_NONE 0 /* no attribute bits */
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-#define ATTR_UNUSED (ATTR_VOLUME | ATTR_ARCH | ATTR_SYS | ATTR_HIDDEN)
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- /* attribute bits that are copied "as is" */
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-
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/* FAT values */
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#define FAT_EOF (atari_format ? 0x0fffffff : 0x0ffffff8)
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#define FAT_BAD 0x0ffffff7
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@@ -200,19 +187,6 @@ struct fat32_fsinfo {
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uint32_t reserved2[4];
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};
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-struct msdos_dir_entry {
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- char name[8], ext[3]; /* name and extension */
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- uint8_t attr; /* attribute bits */
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- uint8_t lcase; /* Case for base and extension */
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- uint8_t ctime_ms; /* Creation time, milliseconds */
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- uint16_t ctime; /* Creation time */
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- uint16_t cdate; /* Creation date */
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- uint16_t adate; /* Last access date */
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- uint16_t starthi; /* high 16 bits of first cl. (FAT32) */
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- uint16_t time, date, start; /* time, date and first cluster */
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- uint32_t size; /* file size (in bytes) */
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-} __attribute__ ((packed));
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-
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/* The "boot code" we put into the filesystem... it writes a message and
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tells the user to try again */
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@@ -1244,7 +1218,7 @@ static void setup_tables(void)
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htole16((unsigned short)(ctime->tm_mday +
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((ctime->tm_mon + 1) << 5) +
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((ctime->tm_year - 80) << 9)));
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- de->ctime_ms = 0;
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+ de->ctime_cs = 0;
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de->ctime = de->time;
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de->cdate = de->date;
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de->adate = de->date;
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diff --git a/src/msdos_fs.h b/src/msdos_fs.h
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new file mode 100644
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index 0000000..54b2a34
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--- /dev/null
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+++ b/src/msdos_fs.h
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@@ -0,0 +1,61 @@
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+/* msdos_fs.h - MS-DOS filesystem constants/structures
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+
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+ This program is free software: you can redistribute it and/or modify
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+ it under the terms of the GNU General Public License as published by
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+ the Free Software Foundation, either version 3 of the License, or
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+ (at your option) any later version.
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+
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+ This program is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ GNU General Public License for more details.
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+
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+ You should have received a copy of the GNU General Public License
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+ along with this program. If not, see <http://www.gnu.org/licenses/>.
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+
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+ The complete text of the GNU General Public License
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+ can be found in /usr/share/common-licenses/GPL-3 file.
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+*/
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+
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+#ifndef _MSDOS_FS_H
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+#define _MSDOS_FS_H
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+
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+#include <stdint.h>
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+
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+#define SECTOR_SIZE 512 /* sector size (bytes) */
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+#define MSDOS_DPS (SECTOR_SIZE / sizeof(struct msdos_dir_entry))
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+#define MSDOS_DPS_BITS 4 /* log2(MSDOS_DPS) */
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+#define MSDOS_DIR_BITS 5 /* log2(sizeof(struct msdos_dir_entry)) */
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+
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+#define ATTR_NONE 0 /* no attribute bits */
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+#define ATTR_RO 1 /* read-only */
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+#define ATTR_HIDDEN 2 /* hidden */
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+#define ATTR_SYS 4 /* system */
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+#define ATTR_VOLUME 8 /* volume label */
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+#define ATTR_DIR 16 /* directory */
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+#define ATTR_ARCH 32 /* archived */
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+
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+/* attribute bits that are copied "as is" */
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+#define ATTR_UNUSED (ATTR_VOLUME | ATTR_ARCH | ATTR_SYS | ATTR_HIDDEN)
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+
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+#define DELETED_FLAG 0xe5 /* marks file as deleted when in name[0] */
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+#define IS_FREE(n) (!*(n) || *(n) == DELETED_FLAG)
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+
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+#define MSDOS_NAME 11 /* maximum name length */
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+#define MSDOS_DOT ". " /* ".", padded to MSDOS_NAME chars */
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+#define MSDOS_DOTDOT ".. " /* "..", padded to MSDOS_NAME chars */
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+
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+struct msdos_dir_entry {
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+ uint8_t name[8], ext[3]; /* name and extension */
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+ uint8_t attr; /* attribute bits */
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+ uint8_t lcase; /* Case for base and extension */
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+ uint8_t ctime_cs; /* Creation time, centiseconds (0-199) */
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+ uint16_t ctime; /* Creation time */
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+ uint16_t cdate; /* Creation date */
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+ uint16_t adate; /* Last access date */
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+ uint16_t starthi; /* High 16 bits of cluster in FAT32 */
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+ uint16_t time, date, start; /* time, date and first cluster */
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+ uint32_t size; /* file size (in bytes) */
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+} __attribute__ ((packed));
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+
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+#endif /* _MSDOS_FS_H */
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--
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1.9.1
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