From 92e55f1d1404e823b0a5fd6d0ea0b962de247e31 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
Date: Wed, 25 Feb 2015 17:00:32 +0100
Subject: [PATCH] Add OSX support
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
---
 Makefile             |  16 +-
 src/boot.c           |   1 +
 src/common.h         |  54 ++++-
 src/file.c           |   9 +-
 src/file.h           |   2 +
 src/fsck.fat.h       |  11 -
 src/io.c             |   4 +-
 src/linux/fd.h       | 383 ++++++++++++++++++++++++++++++
 src/linux/fs.h       | 206 ++++++++++++++++
 src/linux/hdreg.h    | 644 +++++++++++++++++++++++++++++++++++++++++++++++++++
 src/linux/magic.h    |  76 ++++++
 src/linux/msdos_fs.h | 201 ++++++++++++++++
 src/mkfs.fat.c       |  32 ++-
 13 files changed, 1603 insertions(+), 36 deletions(-)
 create mode 100644 src/linux/fd.h
 create mode 100644 src/linux/fs.h
 create mode 100644 src/linux/hdreg.h
 create mode 100644 src/linux/magic.h
 create mode 100644 src/linux/msdos_fs.h

diff --git a/Makefile b/Makefile
index 3cbdb76..b86111d 100644
--- a/Makefile
+++ b/Makefile
@@ -27,10 +27,16 @@ SBINDIR = $(PREFIX)/sbin
 DOCDIR = $(PREFIX)/share/doc
 MANDIR = $(PREFIX)/share/man
 
+UNAME_S := $(shell uname -s)
+ifeq ($(UNAME_S),Darwin)
+  CFLAGS += -D__osx__
+  LDLIBS += -liconv
+endif
+
 #OPTFLAGS = -O2 -fomit-frame-pointer -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64
 OPTFLAGS = -O2 -fomit-frame-pointer -D_GNU_SOURCE $(shell getconf LFS_CFLAGS)
 #WARNFLAGS = -Wall -pedantic -std=c99
-WARNFLAGS = -Wall -Wextra -Wno-sign-compare -Wno-missing-field-initializers -Wmissing-prototypes -Wstrict-prototypes -Wwrite-strings
+WARNFLAGS = -Wall -Wextra -Wno-sign-compare -Wno-missing-field-initializers -Wmissing-prototypes -Wstrict-prototypes -Wwrite-strings -Wimplicit-function-declaration
 DEBUGFLAGS = -g
 CFLAGS += $(OPTFLAGS) $(WARNFLAGS) $(DEBUGFLAGS)
 
@@ -62,7 +68,8 @@ install-man:
 	for MANPAGE in manpages/en/*; \
 	do \
 		SECTION="8"; \
-		install -D -m 0644 $${MANPAGE} $(DESTDIR)/$(MANDIR)/man$${SECTION}/$$(basename $${MANPAGE}); \
+		mkdir -p $(DESTDIR)/$(MANDIR)/man$${SECTION}/; \
+		install -m 0644 $${MANPAGE} $(DESTDIR)/$(MANDIR)/man$${SECTION}/$$(basename $${MANPAGE}); \
 	done
 
 	for LANGUAGE in $(LANGUAGES); \
@@ -70,7 +77,8 @@ install-man:
 		for MANPAGE in manpages/$${LANGUAGE}/*; \
 		do \
 			SECTION="8"; \
-			install -D -m 0644 $${MANPAGE} $(DESTDIR)/$(MANDIR)/$${LANGUAGE}/man$${SECTION}/$$(basename $${MANPAGE} .$${LANGUAGE}.$${SECTION}).$${SECTION}; \
+			mkdir -p $(DESTDIR)/$(MANDIR)/$${LANGUAGE}/man$${SECTION}/; \
+			install -m 0644 $${MANPAGE} $(DESTDIR)/$(MANDIR)/$${LANGUAGE}/man$${SECTION}/$$(basename $${MANPAGE} .$${LANGUAGE}.$${SECTION}).$${SECTION}; \
 		done; \
 	done
 install-symlinks: install-bin install-man
@@ -127,7 +135,7 @@ uninstall-man:
 	for MANPAGE in manpages/en/*; \
 	do \
 		SECTION="8"; \
-		rm -f $(DESTDIR)/$(MANDIR}/man$${SECTION}/$$(basename $${MANPAGE} .en.$${SECTION}).$${SECTION}; \
+		rm -f $(DESTDIR)/$(MANDIR)/man$${SECTION}/$$(basename $${MANPAGE} .en.$${SECTION}).$${SECTION}; \
 	done
 
 	for LANGUAGE in $(LANGUAGES); \
diff --git a/src/boot.c b/src/boot.c
index be7bfb7..0c8b273 100644
--- a/src/boot.c
+++ b/src/boot.c
@@ -31,6 +31,7 @@
 #include <time.h>
 
 #include "common.h"
+#include "linux/msdos_fs.h"
 #include "fsck.fat.h"
 #include "fat.h"
 #include "io.h"
diff --git a/src/common.h b/src/common.h
index b127f63..e16c00c 100644
--- a/src/common.h
+++ b/src/common.h
@@ -20,11 +20,61 @@
    can be found in /usr/share/common-licenses/GPL-3 file.
 */
 
-#include <asm/types.h>
-
 #ifndef _COMMON_H
 #define _COMMON_H
 
+/* from linux/types.h */
+#if defined(__linux__)
+    #include <linux/types.h>
+#elif defined(__osx__)
+    #include <stdint.h>
+
+    typedef uint8_t __u8;
+    typedef uint16_t __u16;
+    typedef uint32_t __u32;
+    typedef uint64_t __u64;
+
+    typedef int16_t __le16;
+    typedef int32_t __le32;
+
+    /* from linux stdio.h */
+    #ifndef loff_t
+        typedef long long loff_t;
+    #endif /* loff_t */
+
+    #ifndef off64_t
+        #ifdef _LP64
+            typedef off_t off64_t;
+        #else
+            typedef __longlong_t off64_t;
+        #endif /* _LP64 */
+    #endif /* off64_t */
+
+    /* from endian.h */
+    #if defined(__APPLE__) && defined(__MACH__)
+        #include <libkern/OSByteOrder.h>
+
+        #define htobe16(x) OSSwapHostToBigInt16(x)
+        #define htole16(x) OSSwapHostToLittleInt16(x)
+        #define be16toh(x) OSSwapBigToHostInt16(x)
+        #define le16toh(x) OSSwapLittleToHostInt16(x)
+
+        #define htobe32(x) OSSwapHostToBigInt32(x)
+        #define htole32(x) OSSwapHostToLittleInt32(x)
+        #define be32toh(x) OSSwapBigToHostInt32(x)
+        #define le32toh(x) OSSwapLittleToHostInt32(x)
+
+        #define htobe64(x) OSSwapHostToBigInt64(x)
+        #define htole64(x) OSSwapHostToLittleInt64(x)
+        #define be64toh(x) OSSwapBigToHostInt64(x)
+        #define le64toh(x) OSSwapLittleToHostInt64(x)
+
+        #ifndef lseek64
+            #define lseek64 lseek
+        #endif /* lseek64 */
+    #endif /* __APPLE__ && __MACH__ */
+#endif
+
 void die(const char *msg, ...) __attribute((noreturn));
 
 /* Displays a prinf-style message and terminates the program. */
diff --git a/src/file.c b/src/file.c
index 30adcde..1c1a5f0 100644
--- a/src/file.c
+++ b/src/file.c
@@ -30,15 +30,8 @@
 #include <ctype.h>
 #include <unistd.h>
 
-#define _LINUX_STAT_H		/* hack to avoid inclusion of <linux/stat.h> */
-#define _LINUX_STRING_H_	/* hack to avoid inclusion of <linux/string.h> */
-#define _LINUX_FS_H		/* hack to avoid inclusion of <linux/fs.h> */
-
-#include <asm/types.h>
-
-#include <linux/msdos_fs.h>
-
 #include "common.h"
+#include "linux/msdos_fs.h"
 #include "file.h"
 #include "charconv.h"
 
diff --git a/src/file.h b/src/file.h
index 3adfc96..f5dec16 100644
--- a/src/file.h
+++ b/src/file.h
@@ -23,6 +23,8 @@
 #ifndef _FILE_H
 #define _FILE_H
 
+#include "linux/msdos_fs.h"
+
 typedef enum { fdt_none, fdt_drop, fdt_undelete } FD_TYPE;
 
 typedef struct _fptr {
diff --git a/src/fsck.fat.h b/src/fsck.fat.h
index e5ade5b..274820a 100644
--- a/src/fsck.fat.h
+++ b/src/fsck.fat.h
@@ -28,19 +28,8 @@
 #define _DOSFSCK_H
 
 #include <fcntl.h>
-#include <sys/types.h>
-#define _LINUX_STAT_H		/* hack to avoid inclusion of <linux/stat.h> */
-#define _LINUX_STRING_H_	/* hack to avoid inclusion of <linux/string.h> */
-#define _LINUX_FS_H		/* hack to avoid inclusion of <linux/fs.h> */
-
-#include <asm/types.h>
-#include <asm/byteorder.h>
-
-#include <linux/msdos_fs.h>
-
 #include <stddef.h>
 #include <stdint.h>
-#include <endian.h>
 
 #define VFAT_LN_ATTR (ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME)
 
diff --git a/src/io.c b/src/io.c
index 3755ba5..fa96b62 100644
--- a/src/io.c
+++ b/src/io.c
@@ -40,10 +40,10 @@
 #include <sys/ioctl.h>
 #include <errno.h>
 #include <fcntl.h>
-#include <linux/fd.h>
 
-#include "fsck.fat.h"
+#include "linux/fd.h"
 #include "common.h"
+#include "fsck.fat.h"
 #include "io.h"
 
 typedef struct _change {
diff --git a/src/linux/fd.h b/src/linux/fd.h
new file mode 100644
index 0000000..ffe33a6
--- /dev/null
+++ b/src/linux/fd.h
@@ -0,0 +1,383 @@
+#ifndef _LINUX_FD_H
+#define _LINUX_FD_H
+
+#ifdef __linux__
+#include <linux/ioctl.h>
+#endif
+
+/* New file layout: Now the ioctl definitions immediately follow the
+ * definitions of the structures that they use */
+
+/*
+ * Geometry
+ */
+struct floppy_struct {
+	unsigned int	size,		/* nr of sectors total */
+			sect,		/* sectors per track */
+			head,		/* nr of heads */
+			track,		/* nr of tracks */
+			stretch;	/* bit 0 !=0 means double track steps */
+					/* bit 1 != 0 means swap sides */
+					/* bits 2..9 give the first sector */
+					/*  number (the LSB is flipped) */
+#define FD_STRETCH 1
+#define FD_SWAPSIDES 2
+#define FD_ZEROBASED 4
+#define FD_SECTBASEMASK 0x3FC
+#define FD_MKSECTBASE(s) (((s) ^ 1) << 2)
+#define FD_SECTBASE(floppy) ((((floppy)->stretch & FD_SECTBASEMASK) >> 2) ^ 1)
+
+	unsigned char	gap,		/* gap1 size */
+
+			rate,		/* data rate. |= 0x40 for perpendicular */
+#define FD_2M 0x4
+#define FD_SIZECODEMASK 0x38
+#define FD_SIZECODE(floppy) (((((floppy)->rate&FD_SIZECODEMASK)>> 3)+ 2) %8)
+#define FD_SECTSIZE(floppy) ( (floppy)->rate & FD_2M ? \
+			     512 : 128 << FD_SIZECODE(floppy) )
+#define FD_PERP 0x40
+
+			spec1,		/* stepping rate, head unload time */
+			fmt_gap;	/* gap2 size */
+	const char	* name; /* used only for predefined formats */
+};
+
+
+/* commands needing write access have 0x40 set */
+/* commands needing super user access have 0x80 set */
+
+#define FDCLRPRM _IO(2, 0x41)
+/* clear user-defined parameters */
+
+#define FDSETPRM _IOW(2, 0x42, struct floppy_struct) 
+#define FDSETMEDIAPRM FDSETPRM
+/* set user-defined parameters for current media */
+
+#define FDDEFPRM _IOW(2, 0x43, struct floppy_struct) 
+#define FDGETPRM _IOR(2, 0x04, struct floppy_struct)
+#define FDDEFMEDIAPRM FDDEFPRM
+#define FDGETMEDIAPRM FDGETPRM
+/* set/get disk parameters */
+
+
+#define	FDMSGON  _IO(2,0x45)
+#define	FDMSGOFF _IO(2,0x46)
+/* issue/don't issue kernel messages on media type change */
+
+
+/* 
+ * Formatting (obsolete)
+ */
+#define FD_FILL_BYTE 0xF6 /* format fill byte. */
+
+struct format_descr {
+	unsigned int device,head,track;
+};
+
+#define FDFMTBEG _IO(2,0x47)
+/* begin formatting a disk */
+#define	FDFMTTRK _IOW(2,0x48, struct format_descr)
+/* format the specified track */
+#define FDFMTEND _IO(2,0x49)
+/* end formatting a disk */
+
+
+/*
+ * Error thresholds
+ */
+struct floppy_max_errors {
+	unsigned int
+	  abort,      /* number of errors to be reached before aborting */
+	  read_track, /* maximal number of errors permitted to read an
+		       * entire track at once */
+	  reset,      /* maximal number of errors before a reset is tried */
+	  recal,      /* maximal number of errors before a recalibrate is
+		       * tried */
+
+	  /*
+	   * Threshold for reporting FDC errors to the console.
+	   * Setting this to zero may flood your screen when using
+	   * ultra cheap floppies ;-)
+	   */
+	  reporting;
+
+};
+
+#define FDSETEMSGTRESH	_IO(2,0x4a)
+/* set fdc error reporting threshold */
+
+#define FDFLUSH  _IO(2,0x4b)
+/* flush buffers for media; either for verifying media, or for
+ * handling a media change without closing the file descriptor */
+
+#define FDSETMAXERRS _IOW(2, 0x4c, struct floppy_max_errors)
+#define FDGETMAXERRS _IOR(2, 0x0e, struct floppy_max_errors)
+/* set/get abortion and read_track threshold. See also floppy_drive_params
+ * structure */
+
+
+typedef char floppy_drive_name[16];
+#define FDGETDRVTYP _IOR(2, 0x0f, floppy_drive_name)
+/* get drive type: 5 1/4 or 3 1/2 */
+
+
+/*
+ * Drive parameters (user modifiable)
+ */
+struct floppy_drive_params {
+	signed char cmos;		/* CMOS type */
+	
+	/* Spec2 is (HLD<<1 | ND), where HLD is head load time (1=2ms, 2=4 ms 
+	 * etc) and ND is set means no DMA. Hardcoded to 6 (HLD=6ms, use DMA).
+	 */
+	unsigned long max_dtr;		/* Step rate, usec */
+	unsigned long hlt;     		/* Head load/settle time, msec */
+	unsigned long hut;     		/* Head unload time (remnant of 
+					 * 8" drives) */
+	unsigned long srt;     		/* Step rate, usec */
+
+	unsigned long spinup;		/* time needed for spinup (expressed
+					 * in jiffies) */
+	unsigned long spindown;		/* timeout needed for spindown */
+	unsigned char spindown_offset;	/* decides in which position the disk
+					 * will stop */
+	unsigned char select_delay;	/* delay to wait after select */
+	unsigned char rps;		/* rotations per second */
+	unsigned char tracks;		/* maximum number of tracks */
+	unsigned long timeout;		/* timeout for interrupt requests */
+	
+	unsigned char interleave_sect;	/* if there are more sectors, use 
+					 * interleave */
+	
+	struct floppy_max_errors max_errors;
+	
+	char flags;			/* various flags, including ftd_msg */
+/*
+ * Announce successful media type detection and media information loss after
+ * disk changes.
+ * Also used to enable/disable printing of overrun warnings.
+ */
+
+#define FTD_MSG 0x10
+#define FD_BROKEN_DCL 0x20
+#define FD_DEBUG 0x02
+#define FD_SILENT_DCL_CLEAR 0x4
+#define FD_INVERTED_DCL 0x80 /* must be 0x80, because of hardware 
+				considerations */
+
+	char read_track;		/* use readtrack during probing? */
+
+/*
+ * Auto-detection. Each drive type has eight formats which are
+ * used in succession to try to read the disk. If the FDC cannot lock onto
+ * the disk, the next format is tried. This uses the variable 'probing'.
+ */
+	short autodetect[8];		/* autodetected formats */
+	
+	int checkfreq; /* how often should the drive be checked for disk 
+			* changes */
+	int native_format; /* native format of this drive */
+};
+
+enum {
+	FD_NEED_TWADDLE_BIT,	/* more magic */
+	FD_VERIFY_BIT,		/* inquire for write protection */
+	FD_DISK_NEWCHANGE_BIT,	/* change detected, and no action undertaken yet
+				 * to clear media change status */
+	FD_UNUSED_BIT,
+	FD_DISK_CHANGED_BIT,	/* disk has been changed since last i/o */
+	FD_DISK_WRITABLE_BIT	/* disk is writable */
+};
+
+#define FDSETDRVPRM _IOW(2, 0x90, struct floppy_drive_params)
+#define FDGETDRVPRM _IOR(2, 0x11, struct floppy_drive_params)
+/* set/get drive parameters */
+
+
+/*
+ * Current drive state (not directly modifiable by user, readonly)
+ */
+struct floppy_drive_struct {
+	unsigned long flags;
+/* values for these flags */
+#define FD_NEED_TWADDLE (1 << FD_NEED_TWADDLE_BIT)
+#define FD_VERIFY (1 << FD_VERIFY_BIT)
+#define FD_DISK_NEWCHANGE (1 << FD_DISK_NEWCHANGE_BIT)
+#define FD_DISK_CHANGED (1 << FD_DISK_CHANGED_BIT)
+#define FD_DISK_WRITABLE (1 << FD_DISK_WRITABLE_BIT)
+
+	unsigned long spinup_date;
+	unsigned long select_date;
+	unsigned long first_read_date;
+	short probed_format;
+	short track; /* current track */
+	short maxblock; /* id of highest block read */
+	short maxtrack; /* id of highest half track read */
+	int generation; /* how many diskchanges? */
+
+/*
+ * (User-provided) media information is _not_ discarded after a media change
+ * if the corresponding keep_data flag is non-zero. Positive values are
+ * decremented after each probe.
+ */
+	int keep_data;
+	
+	/* Prevent "aliased" accesses. */
+	int fd_ref;
+	int fd_device;
+	unsigned long last_checked; /* when was the drive last checked for a disk 
+			   * change? */
+	
+	char *dmabuf;
+	int bufblocks;
+};
+
+#define FDGETDRVSTAT _IOR(2, 0x12, struct floppy_drive_struct)
+#define FDPOLLDRVSTAT _IOR(2, 0x13, struct floppy_drive_struct)
+/* get drive state: GET returns the cached state, POLL polls for new state */
+
+
+/*
+ * reset FDC
+ */
+enum reset_mode {
+	FD_RESET_IF_NEEDED,	/* reset only if the reset flags is set */
+	FD_RESET_IF_RAWCMD,	/* obsolete */
+	FD_RESET_ALWAYS		/* reset always */
+};
+#define FDRESET _IO(2, 0x54)
+
+
+/*
+ * FDC state
+ */
+struct floppy_fdc_state {	
+	int spec1;		/* spec1 value last used */
+	int spec2;		/* spec2 value last used */
+	int dtr;
+	unsigned char version;	/* FDC version code */
+	unsigned char dor;
+	unsigned long address;	/* io address */
+	unsigned int rawcmd:2;
+	unsigned int reset:1;
+	unsigned int need_configure:1;
+	unsigned int perp_mode:2;
+	unsigned int has_fifo:1;
+	unsigned int driver_version;	/* version code for floppy driver */
+#define FD_DRIVER_VERSION 0x100
+/* user programs using the floppy API should use floppy_fdc_state to
+ * get the version number of the floppy driver that they are running
+ * on. If this version number is bigger than the one compiled into the
+ * user program (the FD_DRIVER_VERSION define), it should be prepared
+ * to bigger structures
+ */
+
+	unsigned char track[4];
+	/* Position of the heads of the 4 units attached to this FDC,
+	 * as stored on the FDC. In the future, the position as stored
+	 * on the FDC might not agree with the actual physical
+	 * position of these drive heads. By allowing such
+	 * disagreement, it will be possible to reset the FDC without
+	 * incurring the expensive cost of repositioning all heads.
+	 * Right now, these positions are hard wired to 0. */
+
+};
+
+#define FDGETFDCSTAT _IOR(2, 0x15, struct floppy_fdc_state)
+
+
+/*
+ * Asynchronous Write error tracking
+ */
+struct floppy_write_errors {
+	/* Write error logging.
+	 *
+	 * These fields can be cleared with the FDWERRORCLR ioctl.
+	 * Only writes that were attempted but failed due to a physical media
+	 * error are logged.  write(2) calls that fail and return an error code
+	 * to the user process are not counted.
+	 */
+
+	unsigned int write_errors;  /* number of physical write errors 
+				     * encountered */
+	
+	/* position of first and last write errors */
+	unsigned long first_error_sector;
+	int           first_error_generation;
+	unsigned long last_error_sector;
+	int           last_error_generation;
+	
+	unsigned int badness; /* highest retry count for a read or write 
+			       * operation */
+};
+
+#define FDWERRORCLR  _IO(2, 0x56)
+/* clear write error and badness information */
+#define FDWERRORGET  _IOR(2, 0x17, struct floppy_write_errors)
+/* get write error and badness information */
+
+
+/*
+ * Raw commands
+ */
+/* new interface flag: now we can do them in batches */
+#define FDHAVEBATCHEDRAWCMD
+
+struct floppy_raw_cmd {
+	unsigned int flags;
+#define FD_RAW_READ 1
+#define FD_RAW_WRITE 2
+#define FD_RAW_NO_MOTOR 4
+#define FD_RAW_DISK_CHANGE 4 /* out: disk change flag was set */
+#define FD_RAW_INTR 8    /* wait for an interrupt */
+#define FD_RAW_SPIN 0x10 /* spin up the disk for this command */
+#define FD_RAW_NO_MOTOR_AFTER 0x20 /* switch the motor off after command 
+				    * completion */
+#define FD_RAW_NEED_DISK 0x40  /* this command needs a disk to be present */
+#define FD_RAW_NEED_SEEK 0x80  /* this command uses an implied seek (soft) */
+
+/* more "in" flags */
+#define FD_RAW_MORE 0x100  /* more records follow */
+#define FD_RAW_STOP_IF_FAILURE 0x200 /* stop if we encounter a failure */
+#define FD_RAW_STOP_IF_SUCCESS 0x400 /* stop if command successful */
+#define FD_RAW_SOFTFAILURE 0x800 /* consider the return value for failure
+				  * detection too */
+
+/* more "out" flags */
+#define FD_RAW_FAILURE 0x10000 /* command sent to fdc, fdc returned error */
+#define FD_RAW_HARDFAILURE 0x20000 /* fdc had to be reset, or timed out */
+
+	void *data;
+	char *kernel_data; /* location of data buffer in the kernel */
+	struct floppy_raw_cmd *next; /* used for chaining of raw cmd's 
+				      * within the kernel */
+	long length; /* in: length of dma transfer. out: remaining bytes */
+	long phys_length; /* physical length, if different from dma length */
+	int buffer_length; /* length of allocated buffer */
+
+	unsigned char rate;
+	unsigned char cmd_count;
+	unsigned char cmd[16];
+	unsigned char reply_count;
+	unsigned char reply[16];
+	int track;
+	int resultcode;
+
+	int reserved1;
+	int reserved2;
+};
+
+#define FDRAWCMD _IO(2, 0x58)
+/* send a raw command to the fdc. Structure size not included, because of
+ * batches */
+
+#define FDTWADDLE _IO(2, 0x59)
+/* flicker motor-on bit before reading a sector. Experimental */
+
+
+#define FDEJECT _IO(2, 0x5a)
+/* eject the disk */
+
+
+
+#endif /* _LINUX_FD_H */
diff --git a/src/linux/fs.h b/src/linux/fs.h
new file mode 100644
index 0000000..8639ce5
--- /dev/null
+++ b/src/linux/fs.h
@@ -0,0 +1,206 @@
+#ifndef _LINUX_FS_H
+#define _LINUX_FS_H
+
+/*
+ * This file has definitions for some important file table
+ * structures etc.
+ */
+
+#ifdef __linux__
+#include <linux/limits.h>
+#include <linux/ioctl.h>
+#include <linux/types.h>
+#endif
+
+/*
+ * It's silly to have NR_OPEN bigger than NR_FILE, but you can change
+ * the file limit at runtime and only root can increase the per-process
+ * nr_file rlimit, so it's safe to set up a ridiculously high absolute
+ * upper limit on files-per-process.
+ *
+ * Some programs (notably those using select()) may have to be 
+ * recompiled to take full advantage of the new limits..  
+ */
+
+/* Fixed constants first: */
+#undef NR_OPEN
+#define INR_OPEN_CUR 1024	/* Initial setting for nfile rlimits */
+#define INR_OPEN_MAX 4096	/* Hard limit for nfile rlimits */
+
+#define BLOCK_SIZE_BITS 10
+#define BLOCK_SIZE (1<<BLOCK_SIZE_BITS)
+
+#define SEEK_SET	0	/* seek relative to beginning of file */
+#define SEEK_CUR	1	/* seek relative to current file position */
+#define SEEK_END	2	/* seek relative to end of file */
+#define SEEK_DATA	3	/* seek to the next data */
+#define SEEK_HOLE	4	/* seek to the next hole */
+#define SEEK_MAX	SEEK_HOLE
+
+struct fstrim_range {
+	__u64 start;
+	__u64 len;
+	__u64 minlen;
+};
+
+/* And dynamically-tunable limits and defaults: */
+struct files_stat_struct {
+	unsigned long nr_files;		/* read only */
+	unsigned long nr_free_files;	/* read only */
+	unsigned long max_files;		/* tunable */
+};
+
+struct inodes_stat_t {
+	long nr_inodes;
+	long nr_unused;
+	long dummy[5];		/* padding for sysctl ABI compatibility */
+};
+
+
+#define NR_FILE  8192	/* this can well be larger on a larger system */
+
+
+/*
+ * These are the fs-independent mount-flags: up to 32 flags are supported
+ */
+#define MS_RDONLY	 1	/* Mount read-only */
+#define MS_NOSUID	 2	/* Ignore suid and sgid bits */
+#define MS_NODEV	 4	/* Disallow access to device special files */
+#define MS_NOEXEC	 8	/* Disallow program execution */
+#define MS_SYNCHRONOUS	16	/* Writes are synced at once */
+#define MS_REMOUNT	32	/* Alter flags of a mounted FS */
+#define MS_MANDLOCK	64	/* Allow mandatory locks on an FS */
+#define MS_DIRSYNC	128	/* Directory modifications are synchronous */
+#define MS_NOATIME	1024	/* Do not update access times. */
+#define MS_NODIRATIME	2048	/* Do not update directory access times */
+#define MS_BIND		4096
+#define MS_MOVE		8192
+#define MS_REC		16384
+#define MS_VERBOSE	32768	/* War is peace. Verbosity is silence.
+				   MS_VERBOSE is deprecated. */
+#define MS_SILENT	32768
+#define MS_POSIXACL	(1<<16)	/* VFS does not apply the umask */
+#define MS_UNBINDABLE	(1<<17)	/* change to unbindable */
+#define MS_PRIVATE	(1<<18)	/* change to private */
+#define MS_SLAVE	(1<<19)	/* change to slave */
+#define MS_SHARED	(1<<20)	/* change to shared */
+#define MS_RELATIME	(1<<21)	/* Update atime relative to mtime/ctime. */
+#define MS_KERNMOUNT	(1<<22) /* this is a kern_mount call */
+#define MS_I_VERSION	(1<<23) /* Update inode I_version field */
+#define MS_STRICTATIME	(1<<24) /* Always perform atime updates */
+
+/* These sb flags are internal to the kernel */
+#define MS_NOSEC	(1<<28)
+#define MS_BORN		(1<<29)
+#define MS_ACTIVE	(1<<30)
+#define MS_NOUSER	(1<<31)
+
+/*
+ * Superblock flags that can be altered by MS_REMOUNT
+ */
+#define MS_RMT_MASK	(MS_RDONLY|MS_SYNCHRONOUS|MS_MANDLOCK|MS_I_VERSION)
+
+/*
+ * Old magic mount flag and mask
+ */
+#define MS_MGC_VAL 0xC0ED0000
+#define MS_MGC_MSK 0xffff0000
+
+/* the read-only stuff doesn't really belong here, but any other place is
+   probably as bad and I don't want to create yet another include file. */
+
+#define BLKROSET   _IO(0x12,93)	/* set device read-only (0 = read-write) */
+#define BLKROGET   _IO(0x12,94)	/* get read-only status (0 = read_write) */
+#define BLKRRPART  _IO(0x12,95)	/* re-read partition table */
+#define BLKGETSIZE _IO(0x12,96)	/* return device size /512 (long *arg) */
+#define BLKFLSBUF  _IO(0x12,97)	/* flush buffer cache */
+#define BLKRASET   _IO(0x12,98)	/* set read ahead for block device */
+#define BLKRAGET   _IO(0x12,99)	/* get current read ahead setting */
+#define BLKFRASET  _IO(0x12,100)/* set filesystem (mm/filemap.c) read-ahead */
+#define BLKFRAGET  _IO(0x12,101)/* get filesystem (mm/filemap.c) read-ahead */
+#define BLKSECTSET _IO(0x12,102)/* set max sectors per request (ll_rw_blk.c) */
+#define BLKSECTGET _IO(0x12,103)/* get max sectors per request (ll_rw_blk.c) */
+#define BLKSSZGET  _IO(0x12,104)/* get block device sector size */
+#if 0
+#define BLKPG      _IO(0x12,105)/* See blkpg.h */
+
+/* Some people are morons.  Do not use sizeof! */
+
+#define BLKELVGET  _IOR(0x12,106,size_t)/* elevator get */
+#define BLKELVSET  _IOW(0x12,107,size_t)/* elevator set */
+/* This was here just to show that the number is taken -
+   probably all these _IO(0x12,*) ioctls should be moved to blkpg.h. */
+#endif
+/* A jump here: 108-111 have been used for various private purposes. */
+#define BLKBSZGET  _IOR(0x12,112,size_t)
+#define BLKBSZSET  _IOW(0x12,113,size_t)
+#define BLKGETSIZE64 _IOR(0x12,114,size_t)	/* return device size in bytes (u64 *arg) */
+#define BLKTRACESETUP _IOWR(0x12,115,struct blk_user_trace_setup)
+#define BLKTRACESTART _IO(0x12,116)
+#define BLKTRACESTOP _IO(0x12,117)
+#define BLKTRACETEARDOWN _IO(0x12,118)
+#define BLKDISCARD _IO(0x12,119)
+#define BLKIOMIN _IO(0x12,120)
+#define BLKIOOPT _IO(0x12,121)
+#define BLKALIGNOFF _IO(0x12,122)
+#define BLKPBSZGET _IO(0x12,123)
+#define BLKDISCARDZEROES _IO(0x12,124)
+#define BLKSECDISCARD _IO(0x12,125)
+#define BLKROTATIONAL _IO(0x12,126)
+#define BLKZEROOUT _IO(0x12,127)
+
+#define BMAP_IOCTL 1		/* obsolete - kept for compatibility */
+#define FIBMAP	   _IO(0x00,1)	/* bmap access */
+#define FIGETBSZ   _IO(0x00,2)	/* get the block size used for bmap */
+#define FIFREEZE	_IOWR('X', 119, int)	/* Freeze */
+#define FITHAW		_IOWR('X', 120, int)	/* Thaw */
+#define FITRIM		_IOWR('X', 121, struct fstrim_range)	/* Trim */
+
+#define	FS_IOC_GETFLAGS			_IOR('f', 1, long)
+#define	FS_IOC_SETFLAGS			_IOW('f', 2, long)
+#define	FS_IOC_GETVERSION		_IOR('v', 1, long)
+#define	FS_IOC_SETVERSION		_IOW('v', 2, long)
+#define FS_IOC_FIEMAP			_IOWR('f', 11, struct fiemap)
+#define FS_IOC32_GETFLAGS		_IOR('f', 1, int)
+#define FS_IOC32_SETFLAGS		_IOW('f', 2, int)
+#define FS_IOC32_GETVERSION		_IOR('v', 1, int)
+#define FS_IOC32_SETVERSION		_IOW('v', 2, int)
+
+/*
+ * Inode flags (FS_IOC_GETFLAGS / FS_IOC_SETFLAGS)
+ */
+#define	FS_SECRM_FL			0x00000001 /* Secure deletion */
+#define	FS_UNRM_FL			0x00000002 /* Undelete */
+#define	FS_COMPR_FL			0x00000004 /* Compress file */
+#define FS_SYNC_FL			0x00000008 /* Synchronous updates */
+#define FS_IMMUTABLE_FL			0x00000010 /* Immutable file */
+#define FS_APPEND_FL			0x00000020 /* writes to file may only append */
+#define FS_NODUMP_FL			0x00000040 /* do not dump file */
+#define FS_NOATIME_FL			0x00000080 /* do not update atime */
+/* Reserved for compression usage... */
+#define FS_DIRTY_FL			0x00000100
+#define FS_COMPRBLK_FL			0x00000200 /* One or more compressed clusters */
+#define FS_NOCOMP_FL			0x00000400 /* Don't compress */
+#define FS_ECOMPR_FL			0x00000800 /* Compression error */
+/* End compression flags --- maybe not all used */
+#define FS_BTREE_FL			0x00001000 /* btree format dir */
+#define FS_INDEX_FL			0x00001000 /* hash-indexed directory */
+#define FS_IMAGIC_FL			0x00002000 /* AFS directory */
+#define FS_JOURNAL_DATA_FL		0x00004000 /* Reserved for ext3 */
+#define FS_NOTAIL_FL			0x00008000 /* file tail should not be merged */
+#define FS_DIRSYNC_FL			0x00010000 /* dirsync behaviour (directories only) */
+#define FS_TOPDIR_FL			0x00020000 /* Top of directory hierarchies*/
+#define FS_EXTENT_FL			0x00080000 /* Extents */
+#define FS_DIRECTIO_FL			0x00100000 /* Use direct i/o */
+#define FS_NOCOW_FL			0x00800000 /* Do not cow file */
+#define FS_RESERVED_FL			0x80000000 /* reserved for ext2 lib */
+
+#define FS_FL_USER_VISIBLE		0x0003DFFF /* User visible flags */
+#define FS_FL_USER_MODIFIABLE		0x000380FF /* User modifiable flags */
+
+
+#define SYNC_FILE_RANGE_WAIT_BEFORE	1
+#define SYNC_FILE_RANGE_WRITE		2
+#define SYNC_FILE_RANGE_WAIT_AFTER	4
+
+#endif /* _LINUX_FS_H */
diff --git a/src/linux/hdreg.h b/src/linux/hdreg.h
new file mode 100644
index 0000000..5f23b03
--- /dev/null
+++ b/src/linux/hdreg.h
@@ -0,0 +1,644 @@
+#ifndef _LINUX_HDREG_H
+#define _LINUX_HDREG_H
+
+#ifdef __linux__
+#include <linux/types.h>
+#endif
+
+/*
+ * Command Header sizes for IOCTL commands
+ */
+
+#define HDIO_DRIVE_CMD_HDR_SIZE		(4 * sizeof(__u8))
+#define HDIO_DRIVE_HOB_HDR_SIZE		(8 * sizeof(__u8))
+#define HDIO_DRIVE_TASK_HDR_SIZE	(8 * sizeof(__u8))
+
+#define IDE_DRIVE_TASK_NO_DATA		0
+#define IDE_DRIVE_TASK_INVALID		-1
+#define IDE_DRIVE_TASK_SET_XFER		1
+#define IDE_DRIVE_TASK_IN		2
+#define IDE_DRIVE_TASK_OUT		3
+#define IDE_DRIVE_TASK_RAW_WRITE	4
+
+/*
+ * Define standard taskfile in/out register
+ */
+#define IDE_TASKFILE_STD_IN_FLAGS	0xFE
+#define IDE_HOB_STD_IN_FLAGS		0x3C
+#define IDE_TASKFILE_STD_OUT_FLAGS	0xFE
+#define IDE_HOB_STD_OUT_FLAGS		0x3C
+
+typedef unsigned char task_ioreg_t;
+typedef unsigned long sata_ioreg_t;
+
+typedef union ide_reg_valid_s {
+	unsigned all				: 16;
+	struct {
+		unsigned data			: 1;
+		unsigned error_feature		: 1;
+		unsigned sector			: 1;
+		unsigned nsector		: 1;
+		unsigned lcyl			: 1;
+		unsigned hcyl			: 1;
+		unsigned select			: 1;
+		unsigned status_command		: 1;
+
+		unsigned data_hob		: 1;
+		unsigned error_feature_hob	: 1;
+		unsigned sector_hob		: 1;
+		unsigned nsector_hob		: 1;
+		unsigned lcyl_hob		: 1;
+		unsigned hcyl_hob		: 1;
+		unsigned select_hob		: 1;
+		unsigned control_hob		: 1;
+	} b;
+} ide_reg_valid_t;
+
+typedef struct ide_task_request_s {
+	__u8		io_ports[8];
+	__u8		hob_ports[8]; /* bytes 6 and 7 are unused */
+	ide_reg_valid_t	out_flags;
+	ide_reg_valid_t	in_flags;
+	int		data_phase;
+	int		req_cmd;
+	unsigned long	out_size;
+	unsigned long	in_size;
+} ide_task_request_t;
+
+typedef struct ide_ioctl_request_s {
+	ide_task_request_t	*task_request;
+	unsigned char		*out_buffer;
+	unsigned char		*in_buffer;
+} ide_ioctl_request_t;
+
+struct hd_drive_cmd_hdr {
+	__u8 command;
+	__u8 sector_number;
+	__u8 feature;
+	__u8 sector_count;
+};
+
+typedef struct hd_drive_task_hdr {
+	__u8 data;
+	__u8 feature;
+	__u8 sector_count;
+	__u8 sector_number;
+	__u8 low_cylinder;
+	__u8 high_cylinder;
+	__u8 device_head;
+	__u8 command;
+} task_struct_t;
+
+typedef struct hd_drive_hob_hdr {
+	__u8 data;
+	__u8 feature;
+	__u8 sector_count;
+	__u8 sector_number;
+	__u8 low_cylinder;
+	__u8 high_cylinder;
+	__u8 device_head;
+	__u8 control;
+} hob_struct_t;
+
+#define TASKFILE_NO_DATA		0x0000
+
+#define TASKFILE_IN			0x0001
+#define TASKFILE_MULTI_IN		0x0002
+
+#define TASKFILE_OUT			0x0004
+#define TASKFILE_MULTI_OUT		0x0008
+#define TASKFILE_IN_OUT			0x0010
+
+#define TASKFILE_IN_DMA			0x0020
+#define TASKFILE_OUT_DMA		0x0040
+#define TASKFILE_IN_DMAQ		0x0080
+#define TASKFILE_OUT_DMAQ		0x0100
+
+#define TASKFILE_P_IN			0x0200
+#define TASKFILE_P_OUT			0x0400
+#define TASKFILE_P_IN_DMA		0x0800
+#define TASKFILE_P_OUT_DMA		0x1000
+#define TASKFILE_P_IN_DMAQ		0x2000
+#define TASKFILE_P_OUT_DMAQ		0x4000
+#define TASKFILE_48			0x8000
+#define TASKFILE_INVALID		0x7fff
+
+/* ATA/ATAPI Commands pre T13 Spec */
+#define WIN_NOP				0x00
+/*
+ *	0x01->0x02 Reserved
+ */
+#define CFA_REQ_EXT_ERROR_CODE		0x03 /* CFA Request Extended Error Code */
+/*
+ *	0x04->0x07 Reserved
+ */
+#define WIN_SRST			0x08 /* ATAPI soft reset command */
+#define WIN_DEVICE_RESET		0x08
+/*
+ *	0x09->0x0F Reserved
+ */
+#define WIN_RECAL			0x10
+#define WIN_RESTORE			WIN_RECAL
+/*
+ *	0x10->0x1F Reserved
+ */
+#define WIN_READ			0x20 /* 28-Bit */
+#define WIN_READ_ONCE			0x21 /* 28-Bit without retries */
+#define WIN_READ_LONG			0x22 /* 28-Bit */
+#define WIN_READ_LONG_ONCE		0x23 /* 28-Bit without retries */
+#define WIN_READ_EXT			0x24 /* 48-Bit */
+#define WIN_READDMA_EXT			0x25 /* 48-Bit */
+#define WIN_READDMA_QUEUED_EXT		0x26 /* 48-Bit */
+#define WIN_READ_NATIVE_MAX_EXT		0x27 /* 48-Bit */
+/*
+ *	0x28
+ */
+#define WIN_MULTREAD_EXT		0x29 /* 48-Bit */
+/*
+ *	0x2A->0x2F Reserved
+ */
+#define WIN_WRITE			0x30 /* 28-Bit */
+#define WIN_WRITE_ONCE			0x31 /* 28-Bit without retries */
+#define WIN_WRITE_LONG			0x32 /* 28-Bit */
+#define WIN_WRITE_LONG_ONCE		0x33 /* 28-Bit without retries */
+#define WIN_WRITE_EXT			0x34 /* 48-Bit */
+#define WIN_WRITEDMA_EXT		0x35 /* 48-Bit */
+#define WIN_WRITEDMA_QUEUED_EXT		0x36 /* 48-Bit */
+#define WIN_SET_MAX_EXT			0x37 /* 48-Bit */
+#define CFA_WRITE_SECT_WO_ERASE		0x38 /* CFA Write Sectors without erase */
+#define WIN_MULTWRITE_EXT		0x39 /* 48-Bit */
+/*
+ *	0x3A->0x3B Reserved
+ */
+#define WIN_WRITE_VERIFY		0x3C /* 28-Bit */
+/*
+ *	0x3D->0x3F Reserved
+ */
+#define WIN_VERIFY			0x40 /* 28-Bit - Read Verify Sectors */
+#define WIN_VERIFY_ONCE			0x41 /* 28-Bit - without retries */
+#define WIN_VERIFY_EXT			0x42 /* 48-Bit */
+/*
+ *	0x43->0x4F Reserved
+ */
+#define WIN_FORMAT			0x50
+/*
+ *	0x51->0x5F Reserved
+ */
+#define WIN_INIT			0x60
+/*
+ *	0x61->0x5F Reserved
+ */
+#define WIN_SEEK			0x70 /* 0x70-0x7F Reserved */
+
+#define CFA_TRANSLATE_SECTOR		0x87 /* CFA Translate Sector */
+#define WIN_DIAGNOSE			0x90
+#define WIN_SPECIFY			0x91 /* set drive geometry translation */
+#define WIN_DOWNLOAD_MICROCODE		0x92
+#define WIN_STANDBYNOW2			0x94
+#define WIN_STANDBY2			0x96
+#define WIN_SETIDLE2			0x97
+#define WIN_CHECKPOWERMODE2		0x98
+#define WIN_SLEEPNOW2			0x99
+/*
+ *	0x9A VENDOR
+ */
+#define WIN_PACKETCMD			0xA0 /* Send a packet command. */
+#define WIN_PIDENTIFY			0xA1 /* identify ATAPI device	*/
+#define WIN_QUEUED_SERVICE		0xA2
+#define WIN_SMART			0xB0 /* self-monitoring and reporting */
+#define CFA_ERASE_SECTORS		0xC0
+#define WIN_MULTREAD			0xC4 /* read sectors using multiple mode*/
+#define WIN_MULTWRITE			0xC5 /* write sectors using multiple mode */
+#define WIN_SETMULT			0xC6 /* enable/disable multiple mode */
+#define WIN_READDMA_QUEUED		0xC7 /* read sectors using Queued DMA transfers */
+#define WIN_READDMA			0xC8 /* read sectors using DMA transfers */
+#define WIN_READDMA_ONCE		0xC9 /* 28-Bit - without retries */
+#define WIN_WRITEDMA			0xCA /* write sectors using DMA transfers */
+#define WIN_WRITEDMA_ONCE		0xCB /* 28-Bit - without retries */
+#define WIN_WRITEDMA_QUEUED		0xCC /* write sectors using Queued DMA transfers */
+#define CFA_WRITE_MULTI_WO_ERASE	0xCD /* CFA Write multiple without erase */
+#define WIN_GETMEDIASTATUS		0xDA
+#define WIN_ACKMEDIACHANGE		0xDB /* ATA-1, ATA-2 vendor */
+#define WIN_POSTBOOT			0xDC
+#define WIN_PREBOOT 			0xDD
+#define WIN_DOORLOCK			0xDE /* lock door on removable drives */
+#define WIN_DOORUNLOCK			0xDF /* unlock door on removable drives */
+#define WIN_STANDBYNOW1			0xE0
+#define WIN_IDLEIMMEDIATE		0xE1 /* force drive to become "ready" */
+#define WIN_STANDBY			0xE2 /* Set device in Standby Mode */
+#define WIN_SETIDLE1			0xE3
+#define WIN_READ_BUFFER			0xE4 /* force read only 1 sector */
+#define WIN_CHECKPOWERMODE1		0xE5
+#define WIN_SLEEPNOW1			0xE6
+#define WIN_FLUSH_CACHE			0xE7
+#define WIN_WRITE_BUFFER		0xE8 /* force write only 1 sector */
+#define WIN_WRITE_SAME			0xE9 /* read ata-2 to use */
+	/* SET_FEATURES 0x22 or 0xDD */
+#define WIN_FLUSH_CACHE_EXT		0xEA /* 48-Bit */
+#define WIN_IDENTIFY			0xEC /* ask drive to identify itself	*/
+#define WIN_MEDIAEJECT			0xED
+#define WIN_IDENTIFY_DMA		0xEE /* same as WIN_IDENTIFY, but DMA */
+#define WIN_SETFEATURES			0xEF /* set special drive features */
+#define EXABYTE_ENABLE_NEST		0xF0
+#define WIN_SECURITY_SET_PASS		0xF1
+#define WIN_SECURITY_UNLOCK		0xF2
+#define WIN_SECURITY_ERASE_PREPARE	0xF3
+#define WIN_SECURITY_ERASE_UNIT		0xF4
+#define WIN_SECURITY_FREEZE_LOCK	0xF5
+#define WIN_SECURITY_DISABLE		0xF6
+#define WIN_READ_NATIVE_MAX		0xF8 /* return the native maximum address */
+#define WIN_SET_MAX			0xF9
+#define DISABLE_SEAGATE			0xFB
+
+/* WIN_SMART sub-commands */
+
+#define SMART_READ_VALUES		0xD0
+#define SMART_READ_THRESHOLDS		0xD1
+#define SMART_AUTOSAVE			0xD2
+#define SMART_SAVE			0xD3
+#define SMART_IMMEDIATE_OFFLINE		0xD4
+#define SMART_READ_LOG_SECTOR		0xD5
+#define SMART_WRITE_LOG_SECTOR		0xD6
+#define SMART_WRITE_THRESHOLDS		0xD7
+#define SMART_ENABLE			0xD8
+#define SMART_DISABLE			0xD9
+#define SMART_STATUS			0xDA
+#define SMART_AUTO_OFFLINE		0xDB
+
+/* Password used in TF4 & TF5 executing SMART commands */
+
+#define SMART_LCYL_PASS			0x4F
+#define SMART_HCYL_PASS			0xC2
+
+/* WIN_SETFEATURES sub-commands */
+#define SETFEATURES_EN_8BIT	0x01	/* Enable 8-Bit Transfers */
+#define SETFEATURES_EN_WCACHE	0x02	/* Enable write cache */
+#define SETFEATURES_DIS_DEFECT	0x04	/* Disable Defect Management */
+#define SETFEATURES_EN_APM	0x05	/* Enable advanced power management */
+#define SETFEATURES_EN_SAME_R	0x22	/* for a region ATA-1 */
+#define SETFEATURES_DIS_MSN	0x31	/* Disable Media Status Notification */
+#define SETFEATURES_DIS_RETRY	0x33	/* Disable Retry */
+#define SETFEATURES_EN_AAM	0x42	/* Enable Automatic Acoustic Management */
+#define SETFEATURES_RW_LONG	0x44	/* Set Length of VS bytes */
+#define SETFEATURES_SET_CACHE	0x54	/* Set Cache segments to SC Reg. Val */
+#define SETFEATURES_DIS_RLA	0x55	/* Disable read look-ahead feature */
+#define SETFEATURES_EN_RI	0x5D	/* Enable release interrupt */
+#define SETFEATURES_EN_SI	0x5E	/* Enable SERVICE interrupt */
+#define SETFEATURES_DIS_RPOD	0x66	/* Disable reverting to power on defaults */
+#define SETFEATURES_DIS_ECC	0x77	/* Disable ECC byte count */
+#define SETFEATURES_DIS_8BIT	0x81	/* Disable 8-Bit Transfers */
+#define SETFEATURES_DIS_WCACHE	0x82	/* Disable write cache */
+#define SETFEATURES_EN_DEFECT	0x84	/* Enable Defect Management */
+#define SETFEATURES_DIS_APM	0x85	/* Disable advanced power management */
+#define SETFEATURES_EN_ECC	0x88	/* Enable ECC byte count */
+#define SETFEATURES_EN_MSN	0x95	/* Enable Media Status Notification */
+#define SETFEATURES_EN_RETRY	0x99	/* Enable Retry */
+#define SETFEATURES_EN_RLA	0xAA	/* Enable read look-ahead feature */
+#define SETFEATURES_PREFETCH	0xAB	/* Sets drive prefetch value */
+#define SETFEATURES_EN_REST	0xAC	/* ATA-1 */
+#define SETFEATURES_4B_RW_LONG	0xBB	/* Set Length of 4 bytes */
+#define SETFEATURES_DIS_AAM	0xC2	/* Disable Automatic Acoustic Management */
+#define SETFEATURES_EN_RPOD	0xCC	/* Enable reverting to power on defaults */
+#define SETFEATURES_DIS_RI	0xDD	/* Disable release interrupt ATAPI */
+#define SETFEATURES_EN_SAME_M	0xDD	/* for a entire device ATA-1 */
+#define SETFEATURES_DIS_SI	0xDE	/* Disable SERVICE interrupt ATAPI */
+
+/* WIN_SECURITY sub-commands */
+
+#define SECURITY_SET_PASSWORD		0xBA
+#define SECURITY_UNLOCK			0xBB
+#define SECURITY_ERASE_PREPARE		0xBC
+#define SECURITY_ERASE_UNIT		0xBD
+#define SECURITY_FREEZE_LOCK		0xBE
+#define SECURITY_DISABLE_PASSWORD	0xBF
+
+struct hd_geometry {
+      unsigned char heads;
+      unsigned char sectors;
+      unsigned short cylinders;
+      unsigned long start;
+};
+
+/* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x030n/0x031n */
+#define HDIO_GETGEO		0x0301	/* get device geometry */
+#define HDIO_GET_UNMASKINTR	0x0302	/* get current unmask setting */
+#define HDIO_GET_MULTCOUNT	0x0304	/* get current IDE blockmode setting */
+#define HDIO_GET_QDMA		0x0305	/* get use-qdma flag */
+
+#define HDIO_SET_XFER		0x0306  /* set transfer rate via proc */
+
+#define HDIO_OBSOLETE_IDENTITY	0x0307	/* OBSOLETE, DO NOT USE: returns 142 bytes */
+#define HDIO_GET_KEEPSETTINGS	0x0308	/* get keep-settings-on-reset flag */
+#define HDIO_GET_32BIT		0x0309	/* get current io_32bit setting */
+#define HDIO_GET_NOWERR		0x030a	/* get ignore-write-error flag */
+#define HDIO_GET_DMA		0x030b	/* get use-dma flag */
+#define HDIO_GET_NICE		0x030c	/* get nice flags */
+#define HDIO_GET_IDENTITY	0x030d	/* get IDE identification info */
+#define HDIO_GET_WCACHE		0x030e	/* get write cache mode on|off */
+#define HDIO_GET_ACOUSTIC	0x030f	/* get acoustic value */
+#define	HDIO_GET_ADDRESS	0x0310	/* */
+
+#define HDIO_GET_BUSSTATE	0x031a	/* get the bus state of the hwif */
+#define HDIO_TRISTATE_HWIF	0x031b	/* execute a channel tristate */
+#define HDIO_DRIVE_RESET	0x031c	/* execute a device reset */
+#define HDIO_DRIVE_TASKFILE	0x031d	/* execute raw taskfile */
+#define HDIO_DRIVE_TASK		0x031e	/* execute task and special drive command */
+#define HDIO_DRIVE_CMD		0x031f	/* execute a special drive command */
+#define HDIO_DRIVE_CMD_AEB	HDIO_DRIVE_TASK
+
+/* hd/ide ctl's that pass (arg) non-ptr values are numbered 0x032n/0x033n */
+#define HDIO_SET_MULTCOUNT	0x0321	/* change IDE blockmode */
+#define HDIO_SET_UNMASKINTR	0x0322	/* permit other irqs during I/O */
+#define HDIO_SET_KEEPSETTINGS	0x0323	/* keep ioctl settings on reset */
+#define HDIO_SET_32BIT		0x0324	/* change io_32bit flags */
+#define HDIO_SET_NOWERR		0x0325	/* change ignore-write-error flag */
+#define HDIO_SET_DMA		0x0326	/* change use-dma flag */
+#define HDIO_SET_PIO_MODE	0x0327	/* reconfig interface to new speed */
+#define HDIO_SCAN_HWIF		0x0328	/* register and (re)scan interface */
+#define HDIO_UNREGISTER_HWIF	0x032a  /* unregister interface */
+#define HDIO_SET_NICE		0x0329	/* set nice flags */
+#define HDIO_SET_WCACHE		0x032b	/* change write cache enable-disable */
+#define HDIO_SET_ACOUSTIC	0x032c	/* change acoustic behavior */
+#define HDIO_SET_BUSSTATE	0x032d	/* set the bus state of the hwif */
+#define HDIO_SET_QDMA		0x032e	/* change use-qdma flag */
+#define HDIO_SET_ADDRESS	0x032f	/* change lba addressing modes */
+
+/* bus states */
+enum {
+	BUSSTATE_OFF = 0,
+	BUSSTATE_ON,
+	BUSSTATE_TRISTATE
+};
+
+/* hd/ide ctl's that pass (arg) ptrs to user space are numbered 0x033n/0x033n */
+/* 0x330 is reserved - used to be HDIO_GETGEO_BIG */
+/* 0x331 is reserved - used to be HDIO_GETGEO_BIG_RAW */
+/* 0x338 is reserved - used to be HDIO_SET_IDE_SCSI */
+/* 0x339 is reserved - used to be HDIO_SET_SCSI_IDE */
+
+#define __NEW_HD_DRIVE_ID
+
+/*
+ * Structure returned by HDIO_GET_IDENTITY, as per ANSI NCITS ATA6 rev.1b spec.
+ *
+ * If you change something here, please remember to update fix_driveid() in
+ * ide/probe.c.
+ */
+struct hd_driveid {
+	unsigned short	config;		/* lots of obsolete bit flags */
+	unsigned short	cyls;		/* Obsolete, "physical" cyls */
+	unsigned short	reserved2;	/* reserved (word 2) */
+	unsigned short	heads;		/* Obsolete, "physical" heads */
+	unsigned short	track_bytes;	/* unformatted bytes per track */
+	unsigned short	sector_bytes;	/* unformatted bytes per sector */
+	unsigned short	sectors;	/* Obsolete, "physical" sectors per track */
+	unsigned short	vendor0;	/* vendor unique */
+	unsigned short	vendor1;	/* vendor unique */
+	unsigned short	vendor2;	/* Retired vendor unique */
+	unsigned char	serial_no[20];	/* 0 = not_specified */
+	unsigned short	buf_type;	/* Retired */
+	unsigned short	buf_size;	/* Retired, 512 byte increments
+					 * 0 = not_specified
+					 */
+	unsigned short	ecc_bytes;	/* for r/w long cmds; 0 = not_specified */
+	unsigned char	fw_rev[8];	/* 0 = not_specified */
+	unsigned char	model[40];	/* 0 = not_specified */
+	unsigned char	max_multsect;	/* 0=not_implemented */
+	unsigned char	vendor3;	/* vendor unique */
+	unsigned short	dword_io;	/* 0=not_implemented; 1=implemented */
+	unsigned char	vendor4;	/* vendor unique */
+	unsigned char	capability;	/* (upper byte of word 49)
+					 *  3:	IORDYsup
+					 *  2:	IORDYsw
+					 *  1:	LBA
+					 *  0:	DMA
+					 */
+	unsigned short	reserved50;	/* reserved (word 50) */
+	unsigned char	vendor5;	/* Obsolete, vendor unique */
+	unsigned char	tPIO;		/* Obsolete, 0=slow, 1=medium, 2=fast */
+	unsigned char	vendor6;	/* Obsolete, vendor unique */
+	unsigned char	tDMA;		/* Obsolete, 0=slow, 1=medium, 2=fast */
+	unsigned short	field_valid;	/* (word 53)
+					 *  2:	ultra_ok	word  88
+					 *  1:	eide_ok		words 64-70
+					 *  0:	cur_ok		words 54-58
+					 */
+	unsigned short	cur_cyls;	/* Obsolete, logical cylinders */
+	unsigned short	cur_heads;	/* Obsolete, l heads */
+	unsigned short	cur_sectors;	/* Obsolete, l sectors per track */
+	unsigned short	cur_capacity0;	/* Obsolete, l total sectors on drive */
+	unsigned short	cur_capacity1;	/* Obsolete, (2 words, misaligned int)     */
+	unsigned char	multsect;	/* current multiple sector count */
+	unsigned char	multsect_valid;	/* when (bit0==1) multsect is ok */
+	unsigned int	lba_capacity;	/* Obsolete, total number of sectors */
+	unsigned short	dma_1word;	/* Obsolete, single-word dma info */
+	unsigned short	dma_mword;	/* multiple-word dma info */
+	unsigned short  eide_pio_modes; /* bits 0:mode3 1:mode4 */
+	unsigned short  eide_dma_min;	/* min mword dma cycle time (ns) */
+	unsigned short  eide_dma_time;	/* recommended mword dma cycle time (ns) */
+	unsigned short  eide_pio;       /* min cycle time (ns), no IORDY  */
+	unsigned short  eide_pio_iordy; /* min cycle time (ns), with IORDY */
+	unsigned short	words69_70[2];	/* reserved words 69-70
+					 * future command overlap and queuing
+					 */
+	unsigned short	words71_74[4];	/* reserved words 71-74
+					 * for IDENTIFY PACKET DEVICE command
+					 */
+	unsigned short  queue_depth;	/* (word 75)
+					 * 15:5	reserved
+					 *  4:0	Maximum queue depth -1
+					 */
+	unsigned short  words76_79[4];	/* reserved words 76-79 */
+	unsigned short  major_rev_num;	/* (word 80) */
+	unsigned short  minor_rev_num;	/* (word 81) */
+	unsigned short  command_set_1;	/* (word 82) supported
+					 * 15:	Obsolete
+					 * 14:	NOP command
+					 * 13:	READ_BUFFER
+					 * 12:	WRITE_BUFFER
+					 * 11:	Obsolete
+					 * 10:	Host Protected Area
+					 *  9:	DEVICE Reset
+					 *  8:	SERVICE Interrupt
+					 *  7:	Release Interrupt
+					 *  6:	look-ahead
+					 *  5:	write cache
+					 *  4:	PACKET Command
+					 *  3:	Power Management Feature Set
+					 *  2:	Removable Feature Set
+					 *  1:	Security Feature Set
+					 *  0:	SMART Feature Set
+					 */
+	unsigned short  command_set_2;	/* (word 83)
+					 * 15:	Shall be ZERO
+					 * 14:	Shall be ONE
+					 * 13:	FLUSH CACHE EXT
+					 * 12:	FLUSH CACHE
+					 * 11:	Device Configuration Overlay
+					 * 10:	48-bit Address Feature Set
+					 *  9:	Automatic Acoustic Management
+					 *  8:	SET MAX security
+					 *  7:	reserved 1407DT PARTIES
+					 *  6:	SetF sub-command Power-Up
+					 *  5:	Power-Up in Standby Feature Set
+					 *  4:	Removable Media Notification
+					 *  3:	APM Feature Set
+					 *  2:	CFA Feature Set
+					 *  1:	READ/WRITE DMA QUEUED
+					 *  0:	Download MicroCode
+					 */
+	unsigned short  cfsse;		/* (word 84)
+					 * cmd set-feature supported extensions
+					 * 15:	Shall be ZERO
+					 * 14:	Shall be ONE
+					 * 13:6	reserved
+					 *  5:	General Purpose Logging
+					 *  4:	Streaming Feature Set
+					 *  3:	Media Card Pass Through
+					 *  2:	Media Serial Number Valid
+					 *  1:	SMART selt-test supported
+					 *  0:	SMART error logging
+					 */
+	unsigned short  cfs_enable_1;	/* (word 85)
+					 * command set-feature enabled
+					 * 15:	Obsolete
+					 * 14:	NOP command
+					 * 13:	READ_BUFFER
+					 * 12:	WRITE_BUFFER
+					 * 11:	Obsolete
+					 * 10:	Host Protected Area
+					 *  9:	DEVICE Reset
+					 *  8:	SERVICE Interrupt
+					 *  7:	Release Interrupt
+					 *  6:	look-ahead
+					 *  5:	write cache
+					 *  4:	PACKET Command
+					 *  3:	Power Management Feature Set
+					 *  2:	Removable Feature Set
+					 *  1:	Security Feature Set
+					 *  0:	SMART Feature Set
+					 */
+	unsigned short  cfs_enable_2;	/* (word 86)
+					 * command set-feature enabled
+					 * 15:	Shall be ZERO
+					 * 14:	Shall be ONE
+					 * 13:	FLUSH CACHE EXT
+					 * 12:	FLUSH CACHE
+					 * 11:	Device Configuration Overlay
+					 * 10:	48-bit Address Feature Set
+					 *  9:	Automatic Acoustic Management
+					 *  8:	SET MAX security
+					 *  7:	reserved 1407DT PARTIES
+					 *  6:	SetF sub-command Power-Up
+					 *  5:	Power-Up in Standby Feature Set
+					 *  4:	Removable Media Notification
+					 *  3:	APM Feature Set
+					 *  2:	CFA Feature Set
+					 *  1:	READ/WRITE DMA QUEUED
+					 *  0:	Download MicroCode
+					 */
+	unsigned short  csf_default;	/* (word 87)
+					 * command set-feature default
+					 * 15:	Shall be ZERO
+					 * 14:	Shall be ONE
+					 * 13:6	reserved
+					 *  5:	General Purpose Logging enabled
+					 *  4:	Valid CONFIGURE STREAM executed
+					 *  3:	Media Card Pass Through enabled
+					 *  2:	Media Serial Number Valid
+					 *  1:	SMART selt-test supported
+					 *  0:	SMART error logging
+					 */
+	unsigned short  dma_ultra;	/* (word 88) */
+	unsigned short	trseuc;		/* time required for security erase */
+	unsigned short	trsEuc;		/* time required for enhanced erase */
+	unsigned short	CurAPMvalues;	/* current APM values */
+	unsigned short	mprc;		/* master password revision code */
+	unsigned short	hw_config;	/* hardware config (word 93)
+					 * 15:	Shall be ZERO
+					 * 14:	Shall be ONE
+					 * 13:
+					 * 12:
+					 * 11:
+					 * 10:
+					 *  9:
+					 *  8:
+					 *  7:
+					 *  6:
+					 *  5:
+					 *  4:
+					 *  3:
+					 *  2:
+					 *  1:
+					 *  0:	Shall be ONE
+					 */
+	unsigned short	acoustic;	/* (word 94)
+					 * 15:8	Vendor's recommended value
+					 *  7:0	current value
+					 */
+	unsigned short	msrqs;		/* min stream request size */
+	unsigned short	sxfert;		/* stream transfer time */
+	unsigned short	sal;		/* stream access latency */
+	unsigned int	spg;		/* stream performance granularity */
+	unsigned long long lba_capacity_2;/* 48-bit total number of sectors */
+	unsigned short	words104_125[22];/* reserved words 104-125 */
+	unsigned short	last_lun;	/* (word 126) */
+	unsigned short	word127;	/* (word 127) Feature Set
+					 * Removable Media Notification
+					 * 15:2	reserved
+					 *  1:0	00 = not supported
+					 *	01 = supported
+					 *	10 = reserved
+					 *	11 = reserved
+					 */
+	unsigned short	dlf;		/* (word 128)
+					 * device lock function
+					 * 15:9	reserved
+					 *  8	security level 1:max 0:high
+					 *  7:6	reserved
+					 *  5	enhanced erase
+					 *  4	expire
+					 *  3	frozen
+					 *  2	locked
+					 *  1	en/disabled
+					 *  0	capability
+					 */
+	unsigned short  csfo;		/*  (word 129)
+					 * current set features options
+					 * 15:4	reserved
+					 *  3:	auto reassign
+					 *  2:	reverting
+					 *  1:	read-look-ahead
+					 *  0:	write cache
+					 */
+	unsigned short	words130_155[26];/* reserved vendor words 130-155 */
+	unsigned short	word156;	/* reserved vendor word 156 */
+	unsigned short	words157_159[3];/* reserved vendor words 157-159 */
+	unsigned short	cfa_power;	/* (word 160) CFA Power Mode
+					 * 15 word 160 supported
+					 * 14 reserved
+					 * 13
+					 * 12
+					 * 11:0
+					 */
+	unsigned short	words161_175[15];/* Reserved for CFA */
+	unsigned short	words176_205[30];/* Current Media Serial Number */
+	unsigned short	words206_254[49];/* reserved words 206-254 */
+	unsigned short	integrity_word;	/* (word 255)
+					 * 15:8 Checksum
+					 *  7:0 Signature
+					 */
+};
+
+/*
+ * IDE "nice" flags. These are used on a per drive basis to determine
+ * when to be nice and give more bandwidth to the other devices which
+ * share the same IDE bus.
+ */
+#define IDE_NICE_DSC_OVERLAP	(0)	/* per the DSC overlap protocol */
+#define IDE_NICE_ATAPI_OVERLAP	(1)	/* not supported yet */
+#define IDE_NICE_1		(3)	/* when probably won't affect us much */
+#define IDE_NICE_0		(2)	/* when sure that it won't affect us */
+#define IDE_NICE_2		(4)	/* when we know it's on our expense */
+
+#endif	/* _LINUX_HDREG_H */
diff --git a/src/linux/magic.h b/src/linux/magic.h
new file mode 100644
index 0000000..77c6031
--- /dev/null
+++ b/src/linux/magic.h
@@ -0,0 +1,76 @@
+#ifndef __LINUX_MAGIC_H__
+#define __LINUX_MAGIC_H__
+
+#define ADFS_SUPER_MAGIC	0xadf5
+#define AFFS_SUPER_MAGIC	0xadff
+#define AFS_SUPER_MAGIC                0x5346414F
+#define AUTOFS_SUPER_MAGIC	0x0187
+#define CODA_SUPER_MAGIC	0x73757245
+#define CRAMFS_MAGIC		0x28cd3d45	/* some random number */
+#define CRAMFS_MAGIC_WEND	0x453dcd28	/* magic number with the wrong endianess */
+#define DEBUGFS_MAGIC          0x64626720
+#define SECURITYFS_MAGIC	0x73636673
+#define SELINUX_MAGIC		0xf97cff8c
+#define SMACK_MAGIC		0x43415d53	/* "SMAC" */
+#define RAMFS_MAGIC		0x858458f6	/* some random number */
+#define TMPFS_MAGIC		0x01021994
+#define HUGETLBFS_MAGIC 	0x958458f6	/* some random number */
+#define SQUASHFS_MAGIC		0x73717368
+#define ECRYPTFS_SUPER_MAGIC	0xf15f
+#define EFS_SUPER_MAGIC		0x414A53
+#define EXT2_SUPER_MAGIC	0xEF53
+#define EXT3_SUPER_MAGIC	0xEF53
+#define XENFS_SUPER_MAGIC	0xabba1974
+#define EXT4_SUPER_MAGIC	0xEF53
+#define BTRFS_SUPER_MAGIC	0x9123683E
+#define NILFS_SUPER_MAGIC	0x3434
+#define F2FS_SUPER_MAGIC	0xF2F52010
+#define HPFS_SUPER_MAGIC	0xf995e849
+#define ISOFS_SUPER_MAGIC	0x9660
+#define JFFS2_SUPER_MAGIC	0x72b6
+#define PSTOREFS_MAGIC		0x6165676C
+#define EFIVARFS_MAGIC		0xde5e81e4
+#define HOSTFS_SUPER_MAGIC	0x00c0ffee
+
+#define MINIX_SUPER_MAGIC	0x137F		/* minix v1 fs, 14 char names */
+#define MINIX_SUPER_MAGIC2	0x138F		/* minix v1 fs, 30 char names */
+#define MINIX2_SUPER_MAGIC	0x2468		/* minix v2 fs, 14 char names */
+#define MINIX2_SUPER_MAGIC2	0x2478		/* minix v2 fs, 30 char names */
+#define MINIX3_SUPER_MAGIC	0x4d5a		/* minix v3 fs, 60 char names */
+
+#define MSDOS_SUPER_MAGIC	0x4d44		/* MD */
+#define NCP_SUPER_MAGIC		0x564c		/* Guess, what 0x564c is :-) */
+#define NFS_SUPER_MAGIC		0x6969
+#define OPENPROM_SUPER_MAGIC	0x9fa1
+#define QNX4_SUPER_MAGIC	0x002f		/* qnx4 fs detection */
+#define QNX6_SUPER_MAGIC	0x68191122	/* qnx6 fs detection */
+
+#define REISERFS_SUPER_MAGIC	0x52654973	/* used by gcc */
+					/* used by file system utilities that
+	                                   look at the superblock, etc.  */
+#define REISERFS_SUPER_MAGIC_STRING	"ReIsErFs"
+#define REISER2FS_SUPER_MAGIC_STRING	"ReIsEr2Fs"
+#define REISER2FS_JR_SUPER_MAGIC_STRING	"ReIsEr3Fs"
+
+#define SMB_SUPER_MAGIC		0x517B
+#define CGROUP_SUPER_MAGIC	0x27e0eb
+
+
+#define STACK_END_MAGIC		0x57AC6E9D
+
+#define V9FS_MAGIC		0x01021997
+
+#define BDEVFS_MAGIC            0x62646576
+#define BINFMTFS_MAGIC          0x42494e4d
+#define DEVPTS_SUPER_MAGIC	0x1cd1
+#define FUTEXFS_SUPER_MAGIC	0xBAD1DEA
+#define PIPEFS_MAGIC            0x50495045
+#define PROC_SUPER_MAGIC	0x9fa0
+#define SOCKFS_MAGIC		0x534F434B
+#define SYSFS_MAGIC		0x62656572
+#define USBDEVICE_SUPER_MAGIC	0x9fa2
+#define MTD_INODE_FS_MAGIC      0x11307854
+#define ANON_INODE_FS_MAGIC	0x09041934
+#define BTRFS_TEST_MAGIC	0x73727279
+
+#endif /* __LINUX_MAGIC_H__ */
diff --git a/src/linux/msdos_fs.h b/src/linux/msdos_fs.h
new file mode 100644
index 0000000..635d905
--- /dev/null
+++ b/src/linux/msdos_fs.h
@@ -0,0 +1,201 @@
+#ifndef _LINUX_MSDOS_FS_H
+#define _LINUX_MSDOS_FS_H
+
+#ifdef __linux__
+#include <linux/types.h>
+#include <asm/byteorder.h>
+#endif
+#include "magic.h"
+
+/*
+ * The MS-DOS filesystem constants/structures
+ */
+
+#define SECTOR_SIZE	512		/* sector size (bytes) */
+#define SECTOR_BITS	9		/* log2(SECTOR_SIZE) */
+#define MSDOS_DPB	(MSDOS_DPS)	/* dir entries per block */
+#define MSDOS_DPB_BITS	4		/* log2(MSDOS_DPB) */
+#define MSDOS_DPS	(SECTOR_SIZE / sizeof(struct msdos_dir_entry))
+#define MSDOS_DPS_BITS	4		/* log2(MSDOS_DPS) */
+#define MSDOS_LONGNAME	256		/* maximum name length */
+#define CF_LE_W(v)	le16_to_cpu(v)
+#define CF_LE_L(v)	le32_to_cpu(v)
+#define CT_LE_W(v)	cpu_to_le16(v)
+#define CT_LE_L(v)	cpu_to_le32(v)
+
+#define MSDOS_ROOT_INO	 1	/* The root inode number */
+#define MSDOS_FSINFO_INO 2	/* Used for managing the FSINFO block */
+
+#define MSDOS_DIR_BITS	5	/* log2(sizeof(struct msdos_dir_entry)) */
+
+/* directory limit */
+#define FAT_MAX_DIR_ENTRIES	(65536)
+#define FAT_MAX_DIR_SIZE	(FAT_MAX_DIR_ENTRIES << MSDOS_DIR_BITS)
+
+#define ATTR_NONE	0	/* no attribute bits */
+#define ATTR_RO		1	/* read-only */
+#define ATTR_HIDDEN	2	/* hidden */
+#define ATTR_SYS	4	/* system */
+#define ATTR_VOLUME	8	/* volume label */
+#define ATTR_DIR	16	/* directory */
+#define ATTR_ARCH	32	/* archived */
+
+/* attribute bits that are copied "as is" */
+#define ATTR_UNUSED	(ATTR_VOLUME | ATTR_ARCH | ATTR_SYS | ATTR_HIDDEN)
+/* bits that are used by the Windows 95/Windows NT extended FAT */
+#define ATTR_EXT	(ATTR_RO | ATTR_HIDDEN | ATTR_SYS | ATTR_VOLUME)
+
+#define CASE_LOWER_BASE	8	/* base is lower case */
+#define CASE_LOWER_EXT	16	/* extension is lower case */
+
+#define DELETED_FLAG	0xe5	/* marks file as deleted when in name[0] */
+#define IS_FREE(n)	(!*(n) || *(n) == DELETED_FLAG)
+
+#define FAT_LFN_LEN	255	/* maximum long name length */
+#define MSDOS_NAME	11	/* maximum name length */
+#define MSDOS_SLOTS	21	/* max # of slots for short and long names */
+#define MSDOS_DOT	".          "	/* ".", padded to MSDOS_NAME chars */
+#define MSDOS_DOTDOT	"..         "	/* "..", padded to MSDOS_NAME chars */
+
+#define FAT_FIRST_ENT(s, x)	((MSDOS_SB(s)->fat_bits == 32 ? 0x0FFFFF00 : \
+	MSDOS_SB(s)->fat_bits == 16 ? 0xFF00 : 0xF00) | (x))
+
+/* start of data cluster's entry (number of reserved clusters) */
+#define FAT_START_ENT	2
+
+/* maximum number of clusters */
+#define MAX_FAT12	0xFF4
+#define MAX_FAT16	0xFFF4
+#define MAX_FAT32	0x0FFFFFF6
+#define MAX_FAT(s)	(MSDOS_SB(s)->fat_bits == 32 ? MAX_FAT32 : \
+	MSDOS_SB(s)->fat_bits == 16 ? MAX_FAT16 : MAX_FAT12)
+
+/* bad cluster mark */
+#define BAD_FAT12	0xFF7
+#define BAD_FAT16	0xFFF7
+#define BAD_FAT32	0x0FFFFFF7
+
+/* standard EOF */
+#define EOF_FAT12	0xFFF
+#define EOF_FAT16	0xFFFF
+#define EOF_FAT32	0x0FFFFFFF
+
+#define FAT_ENT_FREE	(0)
+#define FAT_ENT_BAD	(BAD_FAT32)
+#define FAT_ENT_EOF	(EOF_FAT32)
+
+#define FAT_FSINFO_SIG1	0x41615252
+#define FAT_FSINFO_SIG2	0x61417272
+#define IS_FSINFO(x)	(le32_to_cpu((x)->signature1) == FAT_FSINFO_SIG1 \
+			 && le32_to_cpu((x)->signature2) == FAT_FSINFO_SIG2)
+
+#define FAT_STATE_DIRTY 0x01
+
+struct __fat_dirent {
+	long		d_ino;
+	long	d_off;
+	unsigned short	d_reclen;
+	char		d_name[256]; /* We must not include limits.h! */
+};
+
+/*
+ * ioctl commands
+ */
+#define VFAT_IOCTL_READDIR_BOTH		_IOR('r', 1, struct __fat_dirent[2])
+#define VFAT_IOCTL_READDIR_SHORT	_IOR('r', 2, struct __fat_dirent[2])
+/* <linux/videotext.h> has used 0x72 ('r') in collision, so skip a few */
+#define FAT_IOCTL_GET_ATTRIBUTES	_IOR('r', 0x10, __u32)
+#define FAT_IOCTL_SET_ATTRIBUTES	_IOW('r', 0x11, __u32)
+/*Android kernel has used 0x12, so we use 0x13*/
+#define FAT_IOCTL_GET_VOLUME_ID		_IOR('r', 0x13, __u32)
+
+struct fat_boot_sector {
+	__u8	ignored[3];	/* Boot strap short or near jump */
+	__u8	system_id[8];	/* Name - can be used to special case
+				   partition manager volumes */
+	__u8	sector_size[2];	/* bytes per logical sector */
+	__u8	sec_per_clus;	/* sectors/cluster */
+	__le16	reserved;	/* reserved sectors */
+	__u8	fats;		/* number of FATs */
+	__u8	dir_entries[2];	/* root directory entries */
+	__u8	sectors[2];	/* number of sectors */
+	__u8	media;		/* media code */
+	__le16	fat_length;	/* sectors/FAT */
+	__le16	secs_track;	/* sectors per track */
+	__le16	heads;		/* number of heads */
+	__le32	hidden;		/* hidden sectors (unused) */
+	__le32	total_sect;	/* number of sectors (if sectors == 0) */
+
+	union {
+		struct {
+			/*  Extended BPB Fields for FAT16 */
+			__u8	drive_number;	/* Physical drive number */
+			__u8	state;		/* undocumented, but used
+						   for mount state. */
+			__u8	signature;  /* extended boot signature */
+			__u8	vol_id[4];	/* volume ID */
+			__u8	vol_label[11];	/* volume label */
+			__u8	fs_type[8];		/* file system type */
+			/* other fiealds are not added here */
+		} fat16;
+
+		struct {
+			/* only used by FAT32 */
+			__le32	length;		/* sectors/FAT */
+			__le16	flags;		/* bit 8: fat mirroring,
+						   low 4: active fat */
+			__u8	version[2];	/* major, minor filesystem
+						   version */
+			__le32	root_cluster;	/* first cluster in
+						   root directory */
+			__le16	info_sector;	/* filesystem info sector */
+			__le16	backup_boot;	/* backup boot sector */
+			__le16	reserved2[6];	/* Unused */
+			/* Extended BPB Fields for FAT32 */
+			__u8	drive_number;   /* Physical drive number */
+			__u8    state;       	/* undocumented, but used
+						   for mount state. */
+			__u8	signature;  /* extended boot signature */
+			__u8	vol_id[4];	/* volume ID */
+			__u8	vol_label[11];	/* volume label */
+			__u8	fs_type[8];		/* file system type */
+			/* other fiealds are not added here */
+		} fat32;
+	};
+};
+
+struct fat_boot_fsinfo {
+	__le32   signature1;	/* 0x41615252L */
+	__le32   reserved1[120];	/* Nothing as far as I can tell */
+	__le32   signature2;	/* 0x61417272L */
+	__le32   free_clusters;	/* Free cluster count.  -1 if unknown */
+	__le32   next_cluster;	/* Most recently allocated cluster */
+	__le32   reserved2[4];
+};
+
+struct msdos_dir_entry {
+	__u8	name[MSDOS_NAME];/* name and extension */
+	__u8	attr;		/* attribute bits */
+	__u8    lcase;		/* Case for base and extension */
+	__u8	ctime_cs;	/* Creation time, centiseconds (0-199) */
+	__le16	ctime;		/* Creation time */
+	__le16	cdate;		/* Creation date */
+	__le16	adate;		/* Last access date */
+	__le16	starthi;	/* High 16 bits of cluster in FAT32 */
+	__le16	time,date,start;/* time, date and first cluster */
+	__le32	size;		/* file size (in bytes) */
+};
+
+/* Up to 13 characters of the name */
+struct msdos_dir_slot {
+	__u8    id;		/* sequence number for slot */
+	__u8    name0_4[10];	/* first 5 characters in name */
+	__u8    attr;		/* attribute byte */
+	__u8    reserved;	/* always 0 */
+	__u8    alias_checksum;	/* checksum for 8.3 alias */
+	__u8    name5_10[12];	/* 6 more characters in name */
+	__le16   start;		/* starting cluster number, 0 in long slots */
+	__u8    name11_12[4];	/* last 2 characters in name */
+};
+
+#endif /* _LINUX_MSDOS_FS_H */
diff --git a/src/mkfs.fat.c b/src/mkfs.fat.c
index e6f9390..ebdfdb5 100644
--- a/src/mkfs.fat.c
+++ b/src/mkfs.fat.c
@@ -47,12 +47,6 @@
 #include "version.h"
 
 #include <fcntl.h>
-#include <linux/hdreg.h>
-#include <sys/mount.h>
-#include <linux/fs.h>
-#include <linux/fd.h>
-#include <endian.h>
-#include <mntent.h>
 #include <signal.h>
 #include <string.h>
 #include <stdio.h>
@@ -60,15 +54,23 @@
 #include <sys/ioctl.h>
 #include <sys/stat.h>
 #include <sys/time.h>
-#include <sys/types.h>
 #include <unistd.h>
 #include <time.h>
 #include <errno.h>
 #include <ctype.h>
 #include <stdint.h>
-#include <endian.h>
 
-#include <asm/types.h>
+#if defined(__linux__)
+    #include <mntent.h>
+#elif defined(__osx__)
+    #include <fstab.h>
+    #include <sys/mount.h>
+#endif
+
+#include "common.h"
+#include "linux/fs.h"
+#include "linux/fd.h"
+#include "linux/hdreg.h"
 
 /* In earlier versions, an own llseek() was used, but glibc lseek() is
  * sufficient (or even better :) for 64 bit offsets in the meantime */
@@ -524,6 +526,7 @@ static uint64_t count_blocks(char *filename, int *remainder)
 
 static void check_mount(char *device_name)
 {
+#if defined(__linux__)
     FILE *f;
     struct mntent *mnt;
 
@@ -533,6 +536,17 @@ static void check_mount(char *device_name)
 	if (strcmp(device_name, mnt->mnt_fsname) == 0)
 	    die("%s contains a mounted filesystem.");
     endmntent(f);
+#elif defined(__osx__)
+    struct statfs* mounts;
+    int num_mounts = getmntinfo(&mounts, MNT_WAIT);
+    if (num_mounts < 0) 
+        return;
+    for ( int i = 0; i < num_mounts; i++ )
+    {
+        if (strcmp(device_name, mounts[i].f_mntfromname) == 0)
+            die("%s contains a mounted filesystem.");
+    }
+#endif
 }
 
 /* Establish the geometry and media parameters for the device */
-- 
1.9.1