diff -rc ../../work.old/doscmd-20040330/dos.h ./dos.h

*** ../../work.old/doscmd-20040330/dos.h	Mon Mar 29 14:00:00 2004

--- ./dos.h	Tue Sep 15 16:22:30 2009

***************

*** 118,165 ****

   * use the first 21 bytes.

   */

  typedef struct {

!     u_char	drive		__attribute__ ((packed));

!     u_char      pattern[11]	__attribute__ ((packed));

!     u_char      flag		__attribute__ ((packed));

!     u_char      reserved1[4]	__attribute__ ((packed));

!     search_t    *searchptr	__attribute__ ((packed));

!     u_char      attr		__attribute__ ((packed));

!     u_short     time		__attribute__ ((packed));

!     u_short     date		__attribute__ ((packed));

!     u_long	size		__attribute__ ((packed));

!     u_char      name[13]	__attribute__ ((packed));

! }/*  __attribute__((__packed__))*/ find_block_t;

  /*

   * DOS directory entry structure

   */

  typedef struct {

!     u_char      name[8]		__attribute__ ((packed));

!     u_char      ext[3]		__attribute__ ((packed));

!     u_char      attr		__attribute__ ((packed));

!     u_char      reserved[10]	__attribute__ ((packed));

!     u_short     time		__attribute__ ((packed));

!     u_short     date		__attribute__ ((packed));

!     u_short     start		__attribute__ ((packed));

!     u_long      size		__attribute__ ((packed));

! } dosdir_t;

  /*

   * The Current Drive Structure

   */

  typedef struct {

! 	u_char	path[0x43]		__attribute__ ((packed));

! 	u_short	flag			__attribute__ ((packed));

! 	u_short	dpb_off			__attribute__ ((packed));

! 	u_short	dpb_seg			__attribute__ ((packed));

! 	u_short	redirector_off		__attribute__ ((packed));

! 	u_short	redirector_seg		__attribute__ ((packed));

! 	u_char	paramter_int21[2]	__attribute__ ((packed));

!         u_short	offset			__attribute__ ((packed));

! 	u_char	dummy			__attribute__ ((packed));

! 	u_char	ifs_driver[4]		__attribute__ ((packed));

! 	u_char	dummy2[2]		__attribute__ ((packed));

! }/* __attribute__((__packed__))*/ CDS;

  #define	CDS_remote	0x8000

  #define	CDS_ready	0x4000

--- 118,165 ----

   * use the first 21 bytes.

   */

  typedef struct {

!     u_char	drive;

!     u_char      pattern[11];

!     u_char      flag;

!     u_char      reserved1[4];

!     search_t    *searchptr;

!     u_char      attr;

!     u_short     time;

!     u_short     date;

!     u_long	size;

!     u_char      name[13];

! } __attribute__((packed)) find_block_t;

  /*

   * DOS directory entry structure

   */

  typedef struct {

!     u_char      name[8];

!     u_char      ext[3];

!     u_char      attr;

!     u_char      reserved[10];

!     u_short     time;

!     u_short     date;

!     u_short     start;

!     u_long      size;

! } __attribute__((packed)) dosdir_t;

  /*

   * The Current Drive Structure

   */

  typedef struct {

! 	u_char	path[0x43];

! 	u_short	flag;

! 	u_short	dpb_off;

! 	u_short	dpb_seg;

! 	u_short	redirector_off;

! 	u_short	redirector_seg;

! 	u_char	paramter_int21[2];

!         u_short	offset;

! 	u_char	dummy;

! 	u_char	ifs_driver[4];

! 	u_char	dummy2[2];

! } __attribute__((packed)) CDS;

  #define	CDS_remote	0x8000

  #define	CDS_ready	0x4000

***************

*** 172,333 ****

   * The List of Lists (used to get the CDS and a few other numbers)

   */

  typedef struct {

! 	u_char	dummy1[0x16]	__attribute__ ((packed));

! 	u_short	cds_offset	__attribute__ ((packed));

! 	u_short	cds_seg		__attribute__ ((packed));

! 	u_char  dummy2[6]	__attribute__ ((packed));

! 	u_char	numberbdev	__attribute__ ((packed));

! 	u_char	lastdrive	__attribute__ ((packed));

! } LOL;

  /*

   * The System File Table

   */

  typedef struct {

! /*00*/	u_short	nfiles		__attribute__ ((packed));	/* Number file handles referring to this file */

! /*02*/	u_short	open_mode	__attribute__ ((packed));	/* Open mode (bit 15 -> by FCB) */

! /*04*/	u_char	attribute	__attribute__ ((packed));

! /*05*/	u_short	info		__attribute__ ((packed));	/* 15 -> remote, 14 ->  dont set date */

! /*07*/	u_char	ddr_dpb[4]	__attribute__ ((packed));	/* Device Driver Header/Drive Paramter Block */

! /*0b*/	u_short	fd		__attribute__ ((packed));

! /*0d*/	u_short	time		__attribute__ ((packed));

! /*0f*/	u_short	date		__attribute__ ((packed));

! /*11*/	u_long	size		__attribute__ ((packed));

! /*15*/	u_long	offset		__attribute__ ((packed));

! /*19*/	u_short	rel_cluster	__attribute__ ((packed));

! /*1b*/	u_short	abs_cluster	__attribute__ ((packed));

! /*1d*/	u_char	dir_sector[2]	__attribute__ ((packed));

! /*1f*/	u_char	dir_entry	__attribute__ ((packed));

! /*20*/	u_char	name[8]		__attribute__ ((packed));

! /*28*/	u_char	ext[3]		__attribute__ ((packed));

! /*2b*/	u_char	sharesft[4]	__attribute__ ((packed));

! /*2f*/	u_char	sharenet[2]	__attribute__ ((packed));

! /*31*/	u_short	psp		__attribute__ ((packed));

! /*33*/	u_char	share_off[2]	__attribute__ ((packed));

! /*35*/	u_char	local_end[2]	__attribute__ ((packed));

! /*37*/	u_char	ifd_driver[4]	__attribute__ ((packed)); 

! } /*__attribute__((__packed__))*/ SFT;

  /*

   * Format of PCDOS 4.01 swappable data area

   * (Sorry, but you need a wide screen to make this look nice)

   */

  typedef struct {

!     u_char	err_crit	__attribute__ ((packed));	/*   00h    BYTE    critical error flag */

!     u_char	InDOS		__attribute__ ((packed));	/*   01h    BYTE    InDOS flag (count of active INT 21 calls) */

!     u_char	err_drive	__attribute__ ((packed));	/*   02h    BYTE    ??? drive number or FFh */

!     u_char	err_locus	__attribute__ ((packed));	/*   03h    BYTE    locus of last error */

!     u_short	err_code	__attribute__ ((packed));	/*   04h    WORD    extended error code of last error */

!     u_char	err_suggest	__attribute__ ((packed));	/*   06h    BYTE    suggested action for last error */

!     u_char	err_class	__attribute__ ((packed));	/*   07h    BYTE    class of last error */

!     u_short	err_di		__attribute__ ((packed));

!     u_short	err_es		__attribute__ ((packed));	/*   08h    DWORD   ES:DI pointer for last error */

!     u_short	dta_off		__attribute__ ((packed));

!     u_short	dta_seg		__attribute__ ((packed));	/*   0Ch    DWORD   current DTA */

!     u_short	psp		__attribute__ ((packed));	/*   10h    WORD    current PSP */

!     u_short	int_23_sp	__attribute__ ((packed));	/*   12h    WORD    stores SP across an INT 23 */

!     u_short	wait_status	__attribute__ ((packed));	/*   14h    WORD    return code from last process termination (set to 0 after reading with AH=4Dh) */

!     u_char	current_drive	__attribute__ ((packed));	/*   16h    BYTE    current drive */

!     u_char	break_flag	__attribute__ ((packed));	/*   17h    BYTE    extended break flag */

!     u_char	unknown1[2]	__attribute__ ((packed));	/*   18h  2 BYTEs   ??? */

!     u_short	int_21_ax	__attribute__ ((packed));	/*   1Ah    WORD    value of AX on call to INT 21 */

!     u_short	net_psp		__attribute__ ((packed));	/*   1Ch    WORD    PSP segment for sharing/network */

!     u_short	net_number	__attribute__ ((packed));	/*   1Eh    WORD    network machine number for sharing/network (0000h = us) */

!     u_short	first_mem	__attribute__ ((packed));	/*   20h    WORD    first usable memory block found when allocating memory */

!     u_short	best_mem	__attribute__ ((packed));	/*   22h    WORD    best usable memory block found when allocating memory */

!     u_short	last_mem	__attribute__ ((packed));	/*   24h    WORD    last usable memory block found when allocating memory */

!     u_char	unknown[10]	__attribute__ ((packed));	/*   26h  2 BYTEs   ??? (don't seem to be referenced) */

!     u_char	monthday	__attribute__ ((packed));	/*   30h    BYTE    day of month */

!     u_char	month		__attribute__ ((packed));	/*   31h    BYTE    month */

!     u_short	year		__attribute__ ((packed));	/*   32h    WORD    year - 1980 */

!     u_short	days		__attribute__ ((packed));	/*   34h    WORD    number of days since 1-1-1980 */

!     u_char	weekday		__attribute__ ((packed));	/*   36h    BYTE    day of week (0 = Sunday) */

!     u_char	unknown2[3]	__attribute__ ((packed));	/*   37h    BYTE    ??? */

!     u_char	ddr_head[30]	__attribute__ ((packed));	/*   38h 30 BYTEs   device driver request header */

!     u_short	ddre_ip		__attribute__ ((packed));

!     u_short	ddre_cs		__attribute__ ((packed));	/*   58h    DWORD   pointer to device driver entry point (used in calling driver) */

!     u_char	ddr_head2[22]	__attribute__ ((packed));	/*   5Ch 22 BYTEs   device driver request header */

!     u_char	ddr_head3[30]	__attribute__ ((packed));	/*   72h 30 BYTEs   device driver request header */

!     u_char	unknown3[6]	__attribute__ ((packed));	/*   90h  6 BYTEs   ??? */

!     u_char	clock_xfer[6]	__attribute__ ((packed));	/*   96h  6 BYTEs   CLOCK$ transfer record (see AH=52h) */

!     u_char	unknown4[2]	__attribute__ ((packed));	/*   9Ch  2 BYTEs   ??? */

!     u_char	filename1[128]	__attribute__ ((packed));	/*   9Eh 128 BYTEs  buffer for filename */

!     u_char	filename2[128]	__attribute__ ((packed));	/*  11Eh 128 BYTEs  buffer for filename */

!     u_char	findfirst[21]	__attribute__ ((packed));	/*  19Eh 21 BYTEs   findfirst/findnext search data block (see AH=4Eh) */

!     u_char	foundentry[32]	__attribute__ ((packed));	/*  1B3h 32 BYTEs   directory entry for found file */

!     u_char	cds[88]		__attribute__ ((packed));	/*  1D3h 88 BYTEs   copy of current directory structure for drive being accessed */

!     u_char	fcbname[11]	__attribute__ ((packed));	/*  22Bh 11 BYTEs   ??? FCB-format filename */

!     u_char	unknown5	__attribute__ ((packed));	/*  236h    BYTE    ??? */

!     u_char	wildcard[11]	__attribute__ ((packed));	/*  237h 11 BYTEs   wildcard destination specification for rename (FCB format) */

!     u_char	unknown6[11]	__attribute__ ((packed));	/*  242h  2 BYTEs   ??? */

!     u_char	attrmask	__attribute__ ((packed));	/*  24Dh    BYTE    attribute mask for directory search??? */

!     u_char	open_mode	__attribute__ ((packed));	/*  24Eh    BYTE    open mode */

!     u_char	unknown7[3]	__attribute__ ((packed));	/*  24fh    BYTE    ??? */

!     u_char	virtual_dos	__attribute__ ((packed));	/*  252h    BYTE    flag indicating how DOS function was invoked (00h = direct INT 20/INT 21, FFh = server call AX=5D00h) */

!     u_char	unknown8[9]	__attribute__ ((packed));	/*  253h    BYTE    ??? */

!     u_char	term_type	__attribute__ ((packed));	/*  25Ch    BYTE    type of process termination (00h-03h) */

!     u_char	unknown9[3]	__attribute__ ((packed));	/*  25Dh    BYTE    ??? */

!     u_short	dpb_off		__attribute__ ((packed));

!     u_short	dpb_seg		__attribute__ ((packed));	/*  260h    DWORD   pointer to Drive Parameter Block for critical error invocation */

!     u_short	int21_sf_off	__attribute__ ((packed));

!     u_short	int21_sf_seg	__attribute__ ((packed));	/*  264h    DWORD   pointer to stack frame containing user registers on INT 21 */

!     u_short	store_sp	__attribute__ ((packed));	/*  268h    WORD    stores SP??? */

!     u_short	dosdpb_off	__attribute__ ((packed));

!     u_short	dosdpb_seg	__attribute__ ((packed));	/*  26Ah    DWORD   pointer to DOS Drive Parameter Block for ??? */

!     u_short	disk_buf_seg	__attribute__ ((packed));	/*  26Eh    WORD    segment of disk buffer */

!     u_short	unknown10[4]	__attribute__ ((packed));	/*  270h    WORD    ??? */

!     u_char	media_id	__attribute__ ((packed));	/*  278h    BYTE    Media ID byte returned by AH=1Bh,1Ch */

!     u_char	unknown11	__attribute__ ((packed));	/*  279h    BYTE    ??? (doesn't seem to be referenced) */

!     u_short	unknown12[2]	__attribute__ ((packed));	/*  27Ah    DWORD   pointer to ??? */

!     u_short	sft_off		__attribute__ ((packed));

!     u_short	sft_seg		__attribute__ ((packed));	/*  27Eh    DWORD   pointer to current SFT */

!     u_short	cds_off		__attribute__ ((packed));

!     u_short	cds_seg		__attribute__ ((packed));	/*  282h    DWORD   pointer to current directory structure for drive being accessed */

!     u_short	fcb_off		__attribute__ ((packed));

!     u_short	fcb_seg		__attribute__ ((packed));	/*  286h    DWORD   pointer to caller's FCB */

!     u_short	unknown13[2]	__attribute__ ((packed));	/*  28Ah    WORD    ??? */

!     u_short	jft_off		__attribute__ ((packed));

!     u_short	jft_seg		__attribute__ ((packed));	/*  28Eh    DWORD   pointer to a JFT entry in process handle table (see AH=26h) */

!     u_short	filename1_off	__attribute__ ((packed));	/*  292h    WORD    offset in DOS CS of first filename argument */

!     u_short	filename2_off	__attribute__ ((packed));	/*  294h    WORD    offset in DOS CS of second filename argument */

!     u_short	unknown14[12]	__attribute__ ((packed));	/*  296h    WORD    ??? */

!     u_short	file_offset_lo	__attribute__ ((packed));

!     u_short	file_offset_hi	__attribute__ ((packed));	/*  2AEh    DWORD   offset in file??? */

!     u_short	unknown15	__attribute__ ((packed));	/*  2B2h    WORD    ??? */

!     u_short	partial_bytes	__attribute__ ((packed));	/*  2B4h    WORD    bytes in partial sector */

!     u_short	number_sectors	__attribute__ ((packed));	/*  2B6h    WORD    number of sectors */

!     u_short	unknown16[3]	__attribute__ ((packed));	/*  2B8h    WORD    ??? */

!     u_short	nbytes_lo	__attribute__ ((packed));

!     u_short	nbytes_hi	__attribute__ ((packed));	/*  2BEh    DWORD   number of bytes appended to file */

!     u_short	qpdb_off	__attribute__ ((packed));

!     u_short	qpdb_seg	__attribute__ ((packed));	/*  2C2h    DWORD   pointer to ??? disk buffer */

!     u_short	asft_off	__attribute__ ((packed));

!     u_short	asft_seg	__attribute__ ((packed));	/*  2C6h    DWORD   pointer to ??? SFT */

!     u_short	int21_bx	__attribute__ ((packed));	/*  2CAh    WORD    used by INT 21 dispatcher to store caller's BX */

!     u_short	int21_ds	__attribute__ ((packed));	/*  2CCh    WORD    used by INT 21 dispatcher to store caller's DS */

!     u_short	temporary	__attribute__ ((packed));	/*  2CEh    WORD    temporary storage while saving/restoring caller's registers */

!     u_short	prevcall_off	__attribute__ ((packed));

!     u_short	prevcall_seg	__attribute__ ((packed));	/*  2D0h    DWORD   pointer to prev call frame (offset 264h) if INT 21 reentered also switched to for duration of INT 24 */

!     u_char	unknown17[9]	__attribute__ ((packed));	/*  2D4h    WORD    ??? */

!     u_short	ext_action	__attribute__ ((packed));	/*  2DDh    WORD    multipurpose open action */

!     u_short	ext_attr	__attribute__ ((packed));	/*  2DFh    WORD    multipurpose attribute */

!     u_short	ext_mode	__attribute__ ((packed));	/*  2E1h    WORD    multipurpose mode */

!     u_char	unknown17a[9]	__attribute__ ((packed));

!     u_short	lol_ds		__attribute__ ((packed));	/*  2ECh    WORD    stores DS during call to [List-of-Lists + 37h] */

!     u_char	unknown18[5]	__attribute__ ((packed));	/*  2EEh    WORD    ??? */

!     u_char	usernameptr[4]	__attribute__ ((packed));	/*  2F3h    DWORD   pointer to user-supplied filename */

!     u_char	unknown19[4]	__attribute__ ((packed));	/*  2F7h    DWORD   pointer to ??? */

!     u_char	lol_ss[2]	__attribute__ ((packed));	/*  2FBh    WORD    stores SS during call to [List-of-Lists + 37h] */

!     u_char	lol_sp[2]	__attribute__ ((packed));	/*  2FDh    WORD    stores SP during call to [List-of-Lists + 37h] */

!     u_char	lol_flag	__attribute__ ((packed));	/*  2FFh    BYTE    flag, nonzero if stack switched in calling [List-of-Lists+37h] */

!     u_char	searchdata[21]	__attribute__ ((packed));	/*  300h 21 BYTEs   FindFirst search data for source file(s) of a rename operation (see AH=4Eh) */

!     u_char	renameentry[32]	__attribute__ ((packed));	/*  315h 32 BYTEs   directory entry for file being renamed */

!     u_char	errstack[331]	__attribute__ ((packed));	/*  335h 331 BYTEs  critical error stack */

!     u_char	diskstack[384]	__attribute__ ((packed));	/*  480h 384 BYTEs  disk stack (functions greater than 0Ch, INT 25, INT 26) */

!     u_char	iostack[384]	__attribute__ ((packed));	/*  600h 384 BYTEs  character I/O stack (functions 01h through 0Ch) */

!     u_char	int_21_08_flag	__attribute__ ((packed));	/*  780h    BYTE    flag affecting AH=08h (see AH=64h) */

!     u_char	unknown20[11]	__attribute__ ((packed));	/*  781h    BYTE    ??? looks like a drive number */

! } /*__attribute__((__packed__))*/ SDA;

  struct exehdr {

  	u_short magic;

--- 172,333 ----

   * The List of Lists (used to get the CDS and a few other numbers)

   */

  typedef struct {

! 	u_char	dummy1[0x16];

! 	u_short	cds_offset;

! 	u_short	cds_seg;

! 	u_char  dummy2[6];

! 	u_char	numberbdev;

! 	u_char	lastdrive;

! } __attribute__((packed)) LOL;

  /*

   * The System File Table

   */

  typedef struct {

! /*00*/	u_short	nfiles;	/* Number file handles referring to this file */

! /*02*/	u_short	open_mode;	/* Open mode (bit 15 -> by FCB) */

! /*04*/	u_char	attribute;

! /*05*/	u_short	info;	/* 15 -> remote, 14 ->  dont set date */

! /*07*/	u_char	ddr_dpb[4];	/* Device Driver Header/Drive Paramter Block */

! /*0b*/	u_short	fd;

! /*0d*/	u_short	time;

! /*0f*/	u_short	date;

! /*11*/	u_long	size;

! /*15*/	u_long	offset;

! /*19*/	u_short	rel_cluster;

! /*1b*/	u_short	abs_cluster;

! /*1d*/	u_char	dir_sector[2];

! /*1f*/	u_char	dir_entry;

! /*20*/	u_char	name[8];

! /*28*/	u_char	ext[3];

! /*2b*/	u_char	sharesft[4];

! /*2f*/	u_char	sharenet[2];

! /*31*/	u_short	psp;

! /*33*/	u_char	share_off[2];

! /*35*/	u_char	local_end[2];

! /*37*/	u_char	ifd_driver[4]; 

! } __attribute__((packed)) SFT;

  /*

   * Format of PCDOS 4.01 swappable data area

   * (Sorry, but you need a wide screen to make this look nice)

   */

  typedef struct {

!     u_char	err_crit;	/*   00h    BYTE    critical error flag */

!     u_char	InDOS;	/*   01h    BYTE    InDOS flag (count of active INT 21 calls) */

!     u_char	err_drive;	/*   02h    BYTE    ??? drive number or FFh */

!     u_char	err_locus;	/*   03h    BYTE    locus of last error */

!     u_short	err_code;	/*   04h    WORD    extended error code of last error */

!     u_char	err_suggest;	/*   06h    BYTE    suggested action for last error */

!     u_char	err_class;	/*   07h    BYTE    class of last error */

!     u_short	err_di;

!     u_short	err_es;	/*   08h    DWORD   ES:DI pointer for last error */

!     u_short	dta_off;

!     u_short	dta_seg;	/*   0Ch    DWORD   current DTA */

!     u_short	psp;	/*   10h    WORD    current PSP */

!     u_short	int_23_sp;	/*   12h    WORD    stores SP across an INT 23 */

!     u_short	wait_status;	/*   14h    WORD    return code from last process termination (set to 0 after reading with AH=4Dh) */

!     u_char	current_drive;	/*   16h    BYTE    current drive */

!     u_char	break_flag;	/*   17h    BYTE    extended break flag */

!     u_char	unknown1[2];	/*   18h  2 BYTEs   ??? */

!     u_short	int_21_ax;	/*   1Ah    WORD    value of AX on call to INT 21 */

!     u_short	net_psp;	/*   1Ch    WORD    PSP segment for sharing/network */

!     u_short	net_number;	/*   1Eh    WORD    network machine number for sharing/network (0000h = us) */

!     u_short	first_mem;	/*   20h    WORD    first usable memory block found when allocating memory */

!     u_short	best_mem;	/*   22h    WORD    best usable memory block found when allocating memory */

!     u_short	last_mem;	/*   24h    WORD    last usable memory block found when allocating memory */

!     u_char	unknown[10];	/*   26h  2 BYTEs   ??? (don't seem to be referenced) */

!     u_char	monthday;	/*   30h    BYTE    day of month */

!     u_char	month;	/*   31h    BYTE    month */

!     u_short	year;	/*   32h    WORD    year - 1980 */

!     u_short	days;	/*   34h    WORD    number of days since 1-1-1980 */

!     u_char	weekday;	/*   36h    BYTE    day of week (0 = Sunday) */

!     u_char	unknown2[3];	/*   37h    BYTE    ??? */

!     u_char	ddr_head[30];	/*   38h 30 BYTEs   device driver request header */

!     u_short	ddre_ip;

!     u_short	ddre_cs;	/*   58h    DWORD   pointer to device driver entry point (used in calling driver) */

!     u_char	ddr_head2[22];	/*   5Ch 22 BYTEs   device driver request header */

!     u_char	ddr_head3[30];	/*   72h 30 BYTEs   device driver request header */

!     u_char	unknown3[6];	/*   90h  6 BYTEs   ??? */

!     u_char	clock_xfer[6];	/*   96h  6 BYTEs   CLOCK$ transfer record (see AH=52h) */

!     u_char	unknown4[2];	/*   9Ch  2 BYTEs   ??? */

!     u_char	filename1[128];	/*   9Eh 128 BYTEs  buffer for filename */

!     u_char	filename2[128];	/*  11Eh 128 BYTEs  buffer for filename */

!     u_char	findfirst[21];	/*  19Eh 21 BYTEs   findfirst/findnext search data block (see AH=4Eh) */

!     u_char	foundentry[32];	/*  1B3h 32 BYTEs   directory entry for found file */

!     u_char	cds[88];	/*  1D3h 88 BYTEs   copy of current directory structure for drive being accessed */

!     u_char	fcbname[11];	/*  22Bh 11 BYTEs   ??? FCB-format filename */

!     u_char	unknown5;	/*  236h    BYTE    ??? */

!     u_char	wildcard[11];	/*  237h 11 BYTEs   wildcard destination specification for rename (FCB format) */

!     u_char	unknown6[11];	/*  242h  2 BYTEs   ??? */

!     u_char	attrmask;	/*  24Dh    BYTE    attribute mask for directory search??? */

!     u_char	open_mode;	/*  24Eh    BYTE    open mode */

!     u_char	unknown7[3];	/*  24fh    BYTE    ??? */

!     u_char	virtual_dos;	/*  252h    BYTE    flag indicating how DOS function was invoked (00h = direct INT 20/INT 21, FFh = server call AX=5D00h) */

!     u_char	unknown8[9];	/*  253h    BYTE    ??? */

!     u_char	term_type;	/*  25Ch    BYTE    type of process termination (00h-03h) */

!     u_char	unknown9[3];	/*  25Dh    BYTE    ??? */

!     u_short	dpb_off;

!     u_short	dpb_seg;	/*  260h    DWORD   pointer to Drive Parameter Block for critical error invocation */

!     u_short	int21_sf_off;

!     u_short	int21_sf_seg;	/*  264h    DWORD   pointer to stack frame containing user registers on INT 21 */

!     u_short	store_sp;	/*  268h    WORD    stores SP??? */

!     u_short	dosdpb_off;

!     u_short	dosdpb_seg;	/*  26Ah    DWORD   pointer to DOS Drive Parameter Block for ??? */

!     u_short	disk_buf_seg;	/*  26Eh    WORD    segment of disk buffer */

!     u_short	unknown10[4];	/*  270h    WORD    ??? */

!     u_char	media_id;	/*  278h    BYTE    Media ID byte returned by AH=1Bh,1Ch */

!     u_char	unknown11;	/*  279h    BYTE    ??? (doesn't seem to be referenced) */

!     u_short	unknown12[2];	/*  27Ah    DWORD   pointer to ??? */

!     u_short	sft_off;

!     u_short	sft_seg;	/*  27Eh    DWORD   pointer to current SFT */

!     u_short	cds_off;

!     u_short	cds_seg;	/*  282h    DWORD   pointer to current directory structure for drive being accessed */

!     u_short	fcb_off;

!     u_short	fcb_seg;	/*  286h    DWORD   pointer to caller's FCB */

!     u_short	unknown13[2];	/*  28Ah    WORD    ??? */

!     u_short	jft_off;

!     u_short	jft_seg;	/*  28Eh    DWORD   pointer to a JFT entry in process handle table (see AH=26h) */

!     u_short	filename1_off;	/*  292h    WORD    offset in DOS CS of first filename argument */

!     u_short	filename2_off;	/*  294h    WORD    offset in DOS CS of second filename argument */

!     u_short	unknown14[12];	/*  296h    WORD    ??? */

!     u_short	file_offset_lo;

!     u_short	file_offset_hi;	/*  2AEh    DWORD   offset in file??? */

!     u_short	unknown15;	/*  2B2h    WORD    ??? */

!     u_short	partial_bytes;	/*  2B4h    WORD    bytes in partial sector */

!     u_short	number_sectors;	/*  2B6h    WORD    number of sectors */

!     u_short	unknown16[3];	/*  2B8h    WORD    ??? */

!     u_short	nbytes_lo;

!     u_short	nbytes_hi;	/*  2BEh    DWORD   number of bytes appended to file */

!     u_short	qpdb_off;

!     u_short	qpdb_seg;	/*  2C2h    DWORD   pointer to ??? disk buffer */

!     u_short	asft_off;

!     u_short	asft_seg;	/*  2C6h    DWORD   pointer to ??? SFT */

!     u_short	int21_bx;	/*  2CAh    WORD    used by INT 21 dispatcher to store caller's BX */

!     u_short	int21_ds;	/*  2CCh    WORD    used by INT 21 dispatcher to store caller's DS */

!     u_short	temporary;	/*  2CEh    WORD    temporary storage while saving/restoring caller's registers */

!     u_short	prevcall_off;

!     u_short	prevcall_seg;	/*  2D0h    DWORD   pointer to prev call frame (offset 264h) if INT 21 reentered also switched to for duration of INT 24 */

!     u_char	unknown17[9];	/*  2D4h    WORD    ??? */

!     u_short	ext_action;	/*  2DDh    WORD    multipurpose open action */

!     u_short	ext_attr;	/*  2DFh    WORD    multipurpose attribute */

!     u_short	ext_mode;	/*  2E1h    WORD    multipurpose mode */

!     u_char	unknown17a[9];

!     u_short	lol_ds;	/*  2ECh    WORD    stores DS during call to [List-of-Lists + 37h] */

!     u_char	unknown18[5];	/*  2EEh    WORD    ??? */

!     u_char	usernameptr[4];	/*  2F3h    DWORD   pointer to user-supplied filename */

!     u_char	unknown19[4];	/*  2F7h    DWORD   pointer to ??? */

!     u_char	lol_ss[2];	/*  2FBh    WORD    stores SS during call to [List-of-Lists + 37h] */

!     u_char	lol_sp[2];	/*  2FDh    WORD    stores SP during call to [List-of-Lists + 37h] */

!     u_char	lol_flag;	/*  2FFh    BYTE    flag, nonzero if stack switched in calling [List-of-Lists+37h] */

!     u_char	searchdata[21];	/*  300h 21 BYTEs   FindFirst search data for source file(s) of a rename operation (see AH=4Eh) */

!     u_char	renameentry[32];	/*  315h 32 BYTEs   directory entry for file being renamed */

!     u_char	errstack[331];	/*  335h 331 BYTEs  critical error stack */

!     u_char	diskstack[384];	/*  480h 384 BYTEs  disk stack (functions greater than 0Ch, INT 25, INT 26) */

!     u_char	iostack[384];	/*  600h 384 BYTEs  character I/O stack (functions 01h through 0Ch) */

!     u_char	int_21_08_flag;	/*  780h    BYTE    flag affecting AH=08h (see AH=64h) */

!     u_char	unknown20[11];	/*  781h    BYTE    ??? looks like a drive number */

! } __attribute__((packed)) SDA;

  struct exehdr {

  	u_short magic;

Only in .: dos.h.orig

diff -rc ../../work.old/doscmd-20040330/ems.h ./ems.h

*** ../../work.old/doscmd-20040330/ems.h	Mon Mar 29 14:00:00 2004

--- ./ems.h	Tue Sep 15 16:24:00 2009

***************

*** 242,250 ****

   */

  typedef struct {

!     u_short handle __attribute__ ((packed));   /* handle */

!     u_short npages __attribute__ ((packed));   /* pages allocated */

! } EMShandlepage;

  /*

   * EMS map/unmap multiple, only used to pass information to and from

--- 242,250 ----

   */

  typedef struct {

!     u_short handle;   /* handle */

!     u_short npages;   /* pages allocated */

! } __attribute__((packed)) EMShandlepage;

  /*

   * EMS map/unmap multiple, only used to pass information to and from

***************

*** 252,261 ****

   */

  typedef struct {

!     u_short log __attribute__ ((packed));   /* logical page number */

!     u_short phys __attribute__ ((packed));  /* physical page (position) or

  					      segment address inside frame */

! } EMSmapunmap;

  /*

   * EMS handle directory, only used to pass information to and from

--- 252,261 ----

   */

  typedef struct {

!     u_short log;   /* logical page number */

!     u_short phys;  /* physical page (position) or

  					      segment address inside frame */

! } __attribute__ ((packed)) EMSmapunmap;

  /*

   * EMS handle directory, only used to pass information to and from

***************

*** 263,272 ****

   */

  typedef struct {

!    u_short log  __attribute__ ((packed));   /* logical page number */

!    Hname   name __attribute__ ((packed));   /* Handle name */

! } EMShandledir;

  /*

   * Structure for get/set page map: This structure is used to save and

--- 263,272 ----

   */

  typedef struct {

!    u_short log;   /* logical page number */

!    Hname   name;   /* Handle name */

! } __attribute__ ((packed)) EMShandledir;

  /*

   * Structure for get/set page map: This structure is used to save and

***************

*** 287,295 ****

   */

  typedef struct {

!    u_short segm __attribute__ ((packed));  /* segment address inside frame */

!    u_short phys __attribute__ ((packed));  /* physical page (position) */

! } EMSaddrarray;

  /*

   * EMS move memory call structure, only used to pass information to and from

--- 287,295 ----

   */

  typedef struct {

!    u_short segm;  /* segment address inside frame */

!    u_short phys;  /* physical page (position) */

! } __attribute__ ((packed)) EMSaddrarray;

  /*

   * EMS move memory call structure, only used to pass information to and from

***************

*** 297,313 ****

   */

  typedef struct {

!    u_long  length __attribute__ ((packed));      /* length of region */

  #define EMS_MOVE_CONV 0

  #define EMS_MOVE_EMS  1

!    u_char  src_type __attribute__ ((packed));    /* source type (0,1) */

!    u_short src_handle __attribute__ ((packed));  /* source handle */

!    u_short src_offset __attribute__ ((packed));  /* source offset */

!    u_short src_seg __attribute__ ((packed));     /* source type  */

!    u_char  dst_type __attribute__ ((packed));    /* destination type (0,1) */

!    u_short dst_handle __attribute__ ((packed));  /* destination handle */

!    u_short dst_offset __attribute__ ((packed));  /* destination offset */

!    u_short dst_seg __attribute__ ((packed));     /* destination type  */

! } EMSmovemem;

  #endif /* EMS_H */

--- 297,313 ----

   */

  typedef struct {

!    u_long  length;      /* length of region */

  #define EMS_MOVE_CONV 0

  #define EMS_MOVE_EMS  1

!    u_char  src_type;    /* source type (0,1) */

!    u_short src_handle;  /* source handle */

!    u_short src_offset;  /* source offset */

!    u_short src_seg;     /* source type  */

!    u_char  dst_type;    /* destination type (0,1) */

!    u_short dst_handle;  /* destination handle */

!    u_short dst_offset;  /* destination offset */

!    u_short dst_seg;     /* destination type  */

! } __attribute__ ((packed)) EMSmovemem;

  #endif /* EMS_H */

diff -rc ../../work.old/doscmd-20040330/int14.c ./int14.c

*** ../../work.old/doscmd-20040330/int14.c	Tue Sep 15 16:26:36 2009

--- ./int14.c	Tue Sep 15 16:25:04 2009

***************

*** 636,642 ****

  	"com_set_line: going with cflag 0x%X iflag 0x%X speed %d.\n",

  	cdsp->tty.c_cflag, cdsp->tty.c_iflag, speed);

      div_lo = (115200 / spd) & 0x00ff;

!     div_hi = (115200 / spd) & 0xff00;

      cdsp->div_latch[DIV_LATCH_LOW] = div_lo;

      cdsp->div_latch[DIV_LATCH_HIGH] = div_hi;

      errno = 0;

--- 636,642 ----

  	"com_set_line: going with cflag 0x%X iflag 0x%X speed %d.\n",

  	cdsp->tty.c_cflag, cdsp->tty.c_iflag, speed);

      div_lo = (115200 / spd) & 0x00ff;

!     div_hi = ((115200 / spd) & 0xff00) >> 8;

      cdsp->div_latch[DIV_LATCH_LOW] = div_lo;

      cdsp->div_latch[DIV_LATCH_HIGH] = div_hi;

      errno = 0;

diff -rc ../../work.old/doscmd-20040330/xms.h ./xms.h

*** ../../work.old/doscmd-20040330/xms.h	Mon Mar 29 14:00:00 2004

--- ./xms.h	Tue Sep 15 16:26:02 2009

***************

*** 99,109 ****

  struct EMM {

     u_long  nbytes;

!    u_short src_handle __attribute__ ((packed));

!    u_long  src_offset __attribute__ ((packed));

!    u_short dst_handle __attribute__ ((packed));

!    u_long  dst_offset __attribute__ ((packed));

! } ;

  /*

   * XMS info structure, only used to pass information to and from

--- 99,109 ----

  struct EMM {

     u_long  nbytes;

!    u_short src_handle;

!    u_long  src_offset;

!    u_short dst_handle;

!    u_long  dst_offset;

! } __attribute__ ((packed));

  /*

   * XMS info structure, only used to pass information to and from

***************

*** 112,121 ****

  struct XMSinfo {

     u_char handle;				/* the handle */

!    u_char num_locks __attribute__ ((packed));   /* number of locks */

!    u_long size __attribute__ ((packed));	/* size of memory */

!    u_long phys_addr __attribute__ ((packed));   /* "physical" address */

! };

  /*

   * Handle management inside the emulator for extended memory pages, 

--- 112,121 ----

  struct XMSinfo {

     u_char handle;				/* the handle */

!    u_char num_locks;   /* number of locks */

!    u_long size;	/* size of memory */

!    u_long phys_addr;   /* "physical" address */

! } __attribute__ ((packed));

  /*

   * Handle management inside the emulator for extended memory pages, 

--- /usr/ports/emulators/doscmd/work/doscmd-20040330/tty.c	Mon May  1 18:38:07 2006

+++ tty.c	Mon May  1 18:38:51 2006

@@ -125,6 +125,7 @@

 #define	row (CursRow0)

 #define	col (CursCol0)

+

 /* Local functions */

 static void	_kbd_event(int, int, void *, regcontext_t *);

 static void	Failure(void *);

@@ -1427,7 +1428,9 @@

 tty_move(int r, int c)

 {

 	row = r;

+	BIOS_CursRow0 = r;

 	col = c;

+	BIOS_CursCol0 = c;

 	SetVREGCur();

 }

@@ -1459,6 +1462,7 @@

 				vmem[(height - 1) * width + i] = vattr | ' ';

 		}

 	}

+	BIOS_CursRow0 = row;	/* Sync back with row */

 	SetVREGCur();

 }

@@ -1489,21 +1493,27 @@

 	case 0x08:

 		if (row > (height - 1) || col > width)

 			break;

-		if (col > 0)

+		if (col > 0) {

 			--col;

+			BIOS_CursCol0 = col;

+		}

 		vmem[row * width + col] &= 0xff00;

 		break;

 	case '\t':

-		if (row > (height - 1))

+		if (row > (height - 1)) {

 			row = 0;

+			BIOS_CursRow0 = 0;

+		}

 		col = (col + 8) & ~0x07;

 		if (col > width) {

 			col = 0;

 			tty_index(1);

 		}

+		BIOS_CursCol0 = col;

 		break;

 	case '\r':

 		col = 0;

+		BIOS_CursCol0 = col;

 		break;

 	case '\n':

 		tty_index(1);

@@ -1511,10 +1521,13 @@

 	default:

 		if (col >= width) {

 			col = 0;

+			BIOS_CursCol0 = 0;

 			tty_index(1);

 		}

-		if (row > (height - 1))

+		if (row > (height - 1)) {

 			row = 0;

+			BIOS_CursRow0 = 0;

+		}

 		if (attr >= 0)

 			vmem[row * width + col] = attr & 0xff00;

 		else

@@ -1554,7 +1567,9 @@

 	vmem[row * width + col++] |= c;

     }

     row = srow;

+    BIOS_CursRow0 = srow;

     col = scol;

+    BIOS_CursCol0 = scol;

     SetVREGCur();

 }

@@ -1582,7 +1597,9 @@

 	col++;

     }

     row = srow;

+    BIOS_CursRow0 = srow;

     col = scol;

+    BIOS_CursCol0 = scol;

     SetVREGCur();

     return;

--- /home/admin/doscmd-20040330/video.c	Mon May  1 17:41:16 2006

+++ video.c	Mon May  1 18:08:12 2006

@@ -167,14 +167,18 @@

 	    cp &= 0xff;

 	    cp |= value << 8;

 	    row = cp / DpyCols;

+	    BIOS_CursRow0 = row;

 	    col = cp % DpyCols;

+	    BIOS_CursCol0 = col;

 	    break;

 	case CRTC_CurLocLo:	/* Update cursor position in BIOS */

 	    cp = row * DpyCols + col;

 	    cp &= 0xff00;

 	    cp |= value;

 	    row = cp / DpyCols;

+	    BIOS_CursRow0 = row;

 	    col = cp % DpyCols;

+	    BIOS_CursCol0 = col;

 	    break;

 	default:

 	    debug(D_VIDEO, "VGA: outb 0x%04x, 0x%02x at index 0x%02x\n",

--- /usr/ports/emulators/doscmd/work/doscmd-20040330/bios.c	Mon Mar 29 16:00:00 2004

+++ bios.c	Mon May  1 18:39:31 2006

@@ -31,6 +31,7 @@

  */

 #include <sys/cdefs.h>

+#include <time.h>

 __FBSDID("$FreeBSD: projects/doscmd/bios.c,v 1.9 2002/03/07 12:52:26 obrien Exp $");

 #include "doscmd.h"

@@ -110,6 +111,7 @@

 static void

 int15(regcontext_t *REGS)

 {

+    const struct timespec rqtp={0,1};

     R_FLAGS &= ~PSL_C;

     switch (R_AH) {

@@ -119,6 +121,17 @@

 	break;

     case 0x04:			/* Set ABIOS table */

 	R_FLAGS |= PSL_C;	/* We don't support it */

+	break;

+    case 0x10:			/* DesqView */

+	switch (R_AL) {

+	    case 0x00:		/* Give up CPU time */

+		nanosleep(&rqtp, NULL);

+		break;

+	    case 0x22:		/* Get version */

+		R_BH = 0x0a;	/* Use v2.0 for timeslice support */

+		R_BL = 0x01;

+		break;

+	}

 	break;

     case 0x4f:			/* Keyboard intercept */

 	debug(D_TRAPS | 0x15, "BIOS: Keyboard intercept\n");

--- doscmd.1.orig	Tue Mar 30 08:00:00 2004

+++ doscmd.1	Sun Sep 23 22:46:19 2007

@@ -38,7 +38,7 @@

 .Nd run a subset of real-mode DOS programs

 .Sh SYNOPSIS

 .Nm

-.Fl 23AbDEfGHIMOPRrtVvXxYz

+.Fl 23AbDEFfGHIMOPQRrtVvXxYz

 .Fl c Ar file

 .Fl d Ar file

 .Fl i Ar port Ns Xo

@@ -139,6 +139,9 @@

 .\"

 .\"

 .\"

+.It Fl F

+Enables support for FOSSIL IO using stdio.

+.\"

 .It Fl G

 Enable debugging of the video (graphics) routines.

 .\"

@@ -212,6 +215,10 @@

 .Li outb ,

 etc).

 .\"

+.It Fl Q

+Suppresses all video IO. Helps optimize the input behavior especially

+when polling for input.

+.\"

 .\"

 .\"

 .It Fl R

@@ -754,7 +761,7 @@

 and then typing

 .Ic make install

 in the source directory (normally

-.Pa /usr/src/usr.bin/doscmd ) .

+.Pa /usr/ports/emulators/doscmd ) .

 For this to work, the X programmer's kit must have been installed.

 .Sh AUTHORS

 .An Pace Willisson ,

diff -u /root/doscmd-20040330/bios.c ./bios.c

--- /root/doscmd-20040330/bios.c	Fri May  5 19:34:31 2006

+++ ./bios.c	Fri May  5 19:39:27 2006

@@ -297,7 +297,10 @@

     ivec[0x12] = vec;

     register_callback(vec, int12, "int 12");

-    vec = insert_softint_trampoline();

+    if(fossil)

+	vec = insert_fossil_softint_trampoline();

+    else

+	vec = insert_softint_trampoline();

     ivec[0x14] = vec;

     register_callback(vec, int14, "int 14");

diff -u /root/doscmd-20040330/callback.c ./callback.c

--- /root/doscmd-20040330/callback.c	Fri May  5 19:34:31 2006

+++ ./callback.c	Fri May  5 19:39:27 2006

@@ -76,6 +76,25 @@

     2,

     0,

 };

+/*

+ * From the FOSSIL spec:

+ * The driver has a "signature" that can be used to determine whether it is

+ * present in memory. At offset 6 in the INT 14h service routine is a word,

+ * 1954h,  followed  by a  byte that  specifies the maximum function number

+ * supported by the driver. This is to make it possible to determine when a

+ * driver is present and what level of functionality it provides.

+ */

+u_char fossil_softint_trampoline[] = {

+    0xf4,	/* HLT */

+    0xfb,	/* STI */

+    0xca,	/* RETF 2 */

+    2,

+    0,

+    0,

+    0x54,

+    0x19,

+    0x1b,	/* Max. Supported FOSSIL AH */

+};

 u_char hardint_trampoline[] = {

     0xf4,	/* HLT */

     0xcf,	/* IRET */

@@ -102,6 +121,13 @@

 {

     return (insert_generic_trampoline(

 	sizeof(softint_trampoline), softint_trampoline));

+}

+

+u_long

+insert_fossil_softint_trampoline(void)

+{

+    return (insert_generic_trampoline(

+	sizeof(fossil_softint_trampoline), fossil_softint_trampoline));

 }

 u_long

diff -u /root/doscmd-20040330/callback.h ./callback.h

--- /root/doscmd-20040330/callback.h	Fri May  5 19:34:31 2006

+++ ./callback.h	Fri May  5 19:39:27 2006

@@ -9,5 +9,6 @@

 callback_t	find_callback(u_long);

 u_long		insert_generic_trampoline(size_t, u_char *);

 u_long		insert_softint_trampoline(void);

+u_long		insert_fossil_softint_trampoline(void);

 u_long		insert_hardint_trampoline(void);

 u_long		insert_null_trampoline(void);

diff -u /root/doscmd-20040330/doscmd.c ./doscmd.c

--- /root/doscmd-20040330/doscmd.c	Fri May  5 19:34:31 2006

+++ ./doscmd.c	Fri May  5 19:39:27 2006

@@ -511,7 +511,7 @@

     FILE	*fp;

     char 	*col;

-    while ((c = getopt(argc, argv, "234AbCc:Dd:EGHIi:kLMOo:Pp:RrS:TtU:vVxXYz")) != -1) {

+    while ((c = getopt(argc, argv, "234AbCc:Dd:EFGHIi:kLMOo:Pp:RrS:TtU:vVxXYz")) != -1) {

 	switch (c) {

 	case '2':

 	    debug_flags |= D_TRAPS2;

@@ -551,6 +551,9 @@

 	    break;

 	case 'E':

 	    debug_flags |= D_EXEC;

+	    break;

+	case 'F':

+	    fossil = 1;

 	    break;

 	case 'G':

 	    debug_flags |= D_VIDEO;

diff -u /root/doscmd-20040330/doscmd.h ./doscmd.h

--- /root/doscmd-20040330/doscmd.h	Fri May  5 19:34:31 2006

+++ ./doscmd.h	Fri May  5 19:39:27 2006

@@ -224,6 +224,9 @@

 extern int	search_floppy(int i);

 extern void	disk_bios_init(void);

+/* int14.c */

+extern int	fossil;

+

 /* int16.c */

 void	int16(regcontext_t *);

diff -u /root/doscmd-20040330/int14.c ./int14.c

--- /root/doscmd-20040330/int14.c	Fri May  5 19:34:31 2006

+++ ./int14.c	Fri May  5 20:23:09 2006

@@ -46,6 +46,9 @@

 #include "AsyncIO.h"

 #include "com.h"

+/* exports */

+int fossil = 0;

+

 #define N_BYTES	1024

 struct com_data_struct {

@@ -58,7 +61,9 @@

 	int		ids;            /* input data size */

 	int		ods;            /* output data size */

 	int		emptyint;

+	int		fossil_mode;	/* FOSSIL has been enabled */

 	struct termios	tty;

+	unsigned char	param;		/* Copy of init params */

 	unsigned char	div_latch[2];	/* mirror of 16550 R0':R1'

 					   read/write */

 	unsigned char	int_enable;	/* mirror of 16550 R1 read/write */

@@ -257,7 +262,7 @@

     struct com_data_struct *cdsp;

     int i;

-    debug(D_PORT, "int14: dl = 0x%02X, al = 0x%02X.\n", R_DL, R_AL);

+    debug(D_PORT, "int14: ah = 0x%02X, dl = 0x%02X, al = 0x%02X.\n", R_AH, R_DL, R_AL);

     if (R_DL >= N_COMS_MAX) {

 	if (vflag)

 	    dump_regs(REGS);

@@ -269,16 +274,31 @@

     case 0x00:	/* Initialize Serial Port */

 	com_set_line(cdsp, R_DL + 1, R_AL);

 	R_AH = get_status(cdsp);

-	R_AL = 0;

+	if (cdsp->fossil_mode) {

+	    R_AL = 0x08;

+	    R_AL |= 0x80;

+	}

+	else

+	    R_AL = 0;

 	break;

     case 0x01:	/* Write Character */

     	if (write_char(cdsp, R_AL)) {

-		R_AH = get_status(cdsp);

+	    R_AH = get_status(cdsp);

+	    if (cdsp->fossil_mode) {

+		R_AL = 0x08;

+		R_AL |= 0x80;

+	    }

+	    else

 		R_AL = 0;

 	} else {

-		debug(D_PORT, "int14: lost output character 0x%02x\n", R_AL);

-		R_AH = LS_SW_TIME_OUT;

+	    debug(D_PORT, "int14: lost output character 0x%02x\n", R_AL);

+	    R_AH = LS_SW_TIME_OUT;

+	    if (cdsp->fossil_mode) {

+		R_AL = 0x08;

+		R_AL |= 0x80;

+	    }

+	    else

 		R_AL = 0;

 	}

 	break;

@@ -296,28 +316,193 @@

     case 0x03:	/* Status Request */

 	R_AH = get_status(cdsp);

-	R_AL = 0;

+	if (cdsp->fossil_mode) {

+	    R_AL = 0x08;

+	    R_AL |= 0x80;

+	}

+	else

+	    R_AL = 0;

 	break;

     case 0x04:	/* Extended Initialization */

-	R_AX = (LS_SW_TIME_OUT) << 8;

+	if (fossil) {

+	    cdsp->fossil_mode = 1;

+	    R_AX = 0x1954;

+	    R_BL = 0x1b;	/* Max supported FOSSIL AH */

+	    R_BH = 5;

+	}

+	else

+	    R_AX = (LS_SW_TIME_OUT) << 8;

 	break;

-    case 0x05:	/* Modem Control Register operations */

-	switch (R_AH) {

-	case 0x00:	/* Read Modem Control Register */

+    case 0x05:	/* Modem Control Register operations/FOSSIL deinit */

+	if (fossil && cdsp->fossil_mode)

+	    cdsp->fossil_mode = 0;

+	else {

+	    switch (R_AH) {

+	    case 0x00:	/* Read Modem Control Register */

 		R_AX = (LS_SW_TIME_OUT) << 8;

 		break;

-	case 0x01:	/* Write Modem Control Register */

+	    case 0x01:	/* Write Modem Control Register */

 		R_AX = (LS_SW_TIME_OUT) << 8;

 		break;

-	default:

+	    default:

 		unknown_int3(0x14, 0x05, R_AL, REGS);

 		break;

+	    }

 	}

 	break;

+

+    case 0x06:	/* FOSSIL raise/lower DTR */

+	if(cdsp->fossil_mode) {

+	    switch (R_AL) {

+	    case 0:

+		ioctl(cdsp->fd, TIOCCDTR);

+		break;

+	    case 1:

+		ioctl(cdsp->fd, TIOCSDTR);

+		break;

+	    }

+	    break;

+	}

+

+    case 0x08:	/* FOSSIL Flush output buffer */

+	if(cdsp->fossil_mode) {

+	    flush_out(cdsp);

+	    break;

+	}

+

+    case 0x09:	/* FOSSIL Purge output buffer */

+	if(cdsp->fossil_mode) {

+	    cdsp->ods = 0;

+	    break;

+	}

+

+    case 0x0a:	/* FOSSIL Purge input buffer */

+	if(cdsp->fossil_mode) {

+	    cdsp->ids = 0;

+	    break;

+	}

+

+    case 0x0b:	/* FOSSIL Transmit no wait */

+	if(cdsp->fossil_mode) {

+	    if (cdsp->ods < N_BYTES) {

+		if (write_char(cdsp, R_AL))

+		    R_AX = 1;

+	        else

+		    R_AX = 0;

+	    }

+	    else

+		R_AX = 0;

+	    break;

+	}

+

+    case 0x0c:	/* FOSSIL Non-destructive read-ahead */

+	if(cdsp->fossil_mode) {

+	    if(cdsp->ods) {

+		R_AH = 0;

+		R_AL = cdsp->inbuf[0];

+	    } else

+		R_AX = 0xffff;

+	    break;

+	}

+

+    case 0x0f:	/* FOSSIL Set flow control */

+	if(cdsp->fossil_mode) {

+	    if(R_AL & 0x01)	/* Enable output Xon/Xoff */

+		cdsp->tty.c_iflag |= IXON;

+	    else

+		cdsp->tty.c_iflag &= ~(IXON);

+

+	    if(R_AL & 0x02)	/* Enable CTR/RTS */

+		cdsp->tty.c_cflag |= CCTS_OFLOW|CRTS_IFLOW;

+	    else

+		cdsp->tty.c_iflag &= ~(CCTS_OFLOW|CRTS_IFLOW);

+

+	    if(R_AL & 0x08)	/* Enable input Xon/Xoff */

+		cdsp->tty.c_iflag |= IXOFF;

+	    else

+		cdsp->tty.c_iflag &= ~(IXOFF);

+

+	    tcsetattr(cdsp->fd, 0, &cdsp->tty);

+	    break;

+	}

+

+    case 0x18:	/* FOSSIL Read block */

+	if(cdsp->fossil_mode) {

+	    int rd = R_CX;

+

+ 	    input(cdsp, 0);

+	    if(rd > cdsp->ids)

+		rd=cdsp->ids;

+	    if(rd) {

+		memmove((char *)MAKEPTR(R_ES, R_DI), cdsp->inbuf, rd);

+		if(rd < cdsp->ids)

+		    memmove(cdsp->inbuf, cdsp->inbuf + rd, N_BYTES - rd);

+		cdsp->ids -= rd;

+		R_AX = rd;

+	    } else

+		R_AX = 0;

+	    break;

+	}

+

+    case 0x19:	/* FOSSIL Write block */

+	if(cdsp->fossil_mode) {

+	    int wr = R_CX;

+	    if(wr > N_BYTES - cdsp->ods)

+		wr=N_BYTES - cdsp->ods;

+	    if(wr) {

+		memcpy(cdsp->outbuf + cdsp->ods, (char *)MAKEPTR(R_ES, R_DI), wr);

+		cdsp->ods += wr;

+		output(cdsp);

+		R_AX = wr;

+	    } else

+		R_AX = 0;

+	    break;

+	}

+

+    case 0x1a:	/* FOSSIL Break begin/end */

+	if(cdsp->fossil_mode) {

+	    switch(R_AL) {

+	    case 0:

+		ioctl(cdsp->fd, TIOCCBRK);

+		break;

+	    case 1:

+		ioctl(cdsp->fd, TIOCSBRK);

+		break;

+	    }

+	    break;

+	}

+

+    case 0x1b:	/* FOSSIL Driver information */

+	if(cdsp->fossil_mode) {

+	    unsigned char *p;

+	    int  bufpos=0;

+	    int  info_size=19;

+	    const char *id_string="doscmd FOSSIL";

+	    p = (unsigned char *)MAKEPTR(R_ES, R_DI);

+	    p[bufpos++]=info_size&0xff;

+	    p[bufpos++]=(info_size>>8)&0xff;

+	    p[bufpos++]=5;

+	    p[bufpos++]=0;

+	    PUTVEC(*(u_short *)p, *(ushort *)(p + sizeof(u_short)), (u_long)id_string);

+	    bufpos+=sizeof(u_short)*2;

+	    p[bufpos++]=N_BYTES & 0xff;

+	    p[bufpos++]=(N_BYTES>>8) & 0xff;

+	    p[bufpos++]=(N_BYTES - cdsp->ids) & 0xff;

+	    p[bufpos++]=((N_BYTES - cdsp->ids) >> 8) & 0xff;

+	    p[bufpos++]=N_BYTES & 0xff;

+	    p[bufpos++]=(N_BYTES>>8) & 0xff;

+	    p[bufpos++]=(N_BYTES - cdsp->ods) & 0xff;

+	    p[bufpos++]=((N_BYTES - cdsp->ods) >> 8) & 0xff;

+	    p[bufpos++]=80;

+	    p[bufpos++]=25;

+	    p[bufpos++]=cdsp->param & BITRATE_9600;

+	    break;

+	}

+

     default:

 	unknown_int2(0x14, R_AH, REGS);

 	break;

@@ -353,6 +538,7 @@

 	      port, cdsp->path);

 	return;

     }

+    cdsp->param = param;

     cdsp->ids = cdsp->ods = cdsp->emptyint = 0;

     cdsp->int_enable = 0;

@@ -402,12 +588,24 @@

     }

     switch (param & BITRATE_9600) {

     case BITRATE_110:

-	speed = B110;

-	spd = 110;

+	if (fossil) {

+	    speed = B19200;

+	    spd = 19200;

+	}

+	else {

+	    speed = B110;

+	    spd = 110;

+	}

 	break;

     case BITRATE_150:

-	speed = B150;

-	spd = 150;

+	if (fossil) {

+	    speed = B38400;

+	    spd = 38400;

+	}

+	else {

+	    speed = B150;

+	    spd = 150;

+	}

 	break;

     case BITRATE_300:

 	speed = B300;

diff -u ./debug.c /home/admin/doscmd.working/doscmd-20040330/debug.c

--- ./debug.c	Mon Mar 29 16:00:00 2004

+++ /home/admin/doscmd.working/doscmd-20040330/debug.c	Wed May  3 13:58:35 2006

@@ -106,7 +106,7 @@

     dead = 1;

-    if (xmode) {

+    if (xmode && !quietmode) {

 	char buf[1024];

 	const char *m;

diff -u ./dos.c /home/admin/doscmd.working/doscmd-20040330/dos.c

--- ./dos.c	Mon Mar 29 16:00:00 2004

+++ /home/admin/doscmd.working/doscmd-20040330/dos.c	Wed May  3 13:58:35 2006

@@ -625,9 +625,12 @@

 {

     int		n;

-    /* XXX this is pretty bogus, actually */

-    if (!xmode) {

-	R_AL = 0xff;		/* no X mode, always claim data available */

+    if (quietmode && !xmode) {

+	const struct timespec rqtp={0,1};

+

+	/* In case of camping */

+	nanosleep(&rqtp, NULL);

+	R_AL = 0;

 	return(0);

     }

     /* XXX tty_peek is broken */

diff -u ./doscmd.c /home/admin/doscmd.working/doscmd-20040330/doscmd.c

--- ./doscmd.c	Wed May  3 14:06:55 2006

+++ /home/admin/doscmd.working/doscmd-20040330/doscmd.c	Wed May  3 13:58:35 2006

@@ -64,6 +64,7 @@

 int		capture_fd = -1;

 int		dead = 0;

 int		xmode = 0;

+int		quietmode = 0;

 int		booting = 0;

 int		raw_kbd = 0;

 int		timer_disable = 0;

@@ -226,7 +227,7 @@

     kbd_init();

     kbd_bios_init();

     video_init();

-    if (xmode)

+    if (xmode || quietmode)

 	mouse_init();

     video_bios_init();

     disk_bios_init();

@@ -511,7 +512,7 @@

     FILE	*fp;

     char 	*col;

-    while ((c = getopt(argc, argv, "234AbCc:Dd:EFGHIi:kLMOo:Pp:RrS:TtU:vVxXYz")) != -1) {

+    while ((c = getopt(argc, argv, "234AbCc:Dd:EFGHIi:kLMOo:PpQ:RrS:TtU:vVxXYz")) != -1) {

 	switch (c) {

 	case '2':

 	    debug_flags |= D_TRAPS2;

@@ -620,6 +621,9 @@

 		define_output_port_handler(p++, outb_port);

 	    }

 	    break;

+	case 'Q':

+	    quietmode = 1;

+	    break;

 	case 'R':

 	    debug_flags |= D_REDIR;

 	    break;

@@ -826,7 +830,7 @@

 done(regcontext_t *REGS, int val)

 {

     if (curpsp < 2) {

-	if (xmode) {

+	if (xmode && !quietmode) {

 	    const char *m;

 	    tty_move(24, 0);

@@ -861,7 +865,7 @@

 	coq = coq->next;

 	c->func(c->arg);

     }

-    if (!xmode)		/* XXX not for bootmode */

+    if (!(xmode || quietmode))		/* XXX not for bootmode */

 	puts("\n");

     exit(status);

 }

diff -u ./doscmd.h /home/admin/doscmd.working/doscmd-20040330/doscmd.h

--- ./doscmd.h	Wed May  3 14:06:55 2006

+++ /home/admin/doscmd.working/doscmd-20040330/doscmd.h	Wed May  3 13:58:35 2006

@@ -175,6 +175,7 @@

 extern int		capture_fd;

 extern int		dead;

 extern int		xmode;

+extern int		quietmode;

 extern int		booting;

 extern int		raw_kbd;

 extern int		timer_disable;

diff -u ./int10.c /home/admin/doscmd.working/doscmd-20040330/int10.c

--- ./int10.c	Mon Mar 29 16:00:00 2004

+++ /home/admin/doscmd.working/doscmd-20040330/int10.c	Wed May  3 13:58:35 2006

@@ -57,7 +57,7 @@

 	switch (R_AH) {

 	case 0x00:		/* Set display mode */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		init_mode(R_AL);

 		break;

@@ -94,12 +94,12 @@

 		break;

 	}

 	case 0x02:		/* Position cursor */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		tty_move(R_DH, R_DL);

 		break;

 	case 0x03:		/* Read cursor position */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		tty_report(&i, &j);

 		R_DH = i;

@@ -111,7 +111,7 @@

 		debug(D_VIDEO, "Select current display page %d\n", R_AL);

 		break;

 	case 0x06:		/* initialize window/scroll text upward */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		if (R_AL == 0)		/* clear screen */

 			R_AL = DpyRows + 1;

@@ -120,7 +120,7 @@

 		    R_AL, R_BH << 8);

 		break;

 	case 0x07:		/* initialize window/scroll text downward */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		if (R_AL == 0)		/* clear screen */

 			R_AL = DpyRows + 1;

@@ -129,24 +129,24 @@

 		    R_AL, R_BH << 8);

 		break;

 	case 0x08:		/* read character/attribute */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		i = tty_char(-1, -1);

 		R_AX = i;

 		break;

 	case 0x09:		/* write character/attribute */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		tty_rwrite(R_CX, R_AL, R_BL << 8);

 		break;

 	case 0x0a:		/* write character */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		debug(D_HALF, "Int 10:0a: Write char: %02x\n", R_AL);

 		tty_rwrite(R_CX, R_AL, -1);

 		break;

 	case 0x0b:		/* set border color */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		video_setborder(R_BL);

 		break;

@@ -165,7 +165,7 @@

 		R_BH = 0;/*ActivePage *//* display page */

 		break;

 	case 0x10:

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		switch (R_AL) {

 		case 0x00:		/* Set single palette register */

@@ -350,7 +350,7 @@

 		}

 		break;

 	case 0x12:		/* Alternate function select */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		switch (R_BL) {

 		case 0x10:	/* Read EGA/VGA config */

@@ -372,7 +372,7 @@

 		}

 		break;

 	case 0x13: /* write character string */

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

                 addr = (char *)MAKEPTR(R_ES, R_BP);

 		switch (R_AL & 0x03) {

@@ -407,7 +407,7 @@

 		}

 		break;

 	case 0x1a:

-		if (!xmode)

+		if (!(xmode || quietmode))

 			goto unsupported;

 		R_AL = 0x1a;		/* I am VGA */

 		R_BL = 8;		/* Color VGA */

diff -u ./int16.c /home/admin/doscmd.working/doscmd-20040330/int16.c

--- ./int16.c	Mon Mar 29 16:00:00 2004

+++ /home/admin/doscmd.working/doscmd-20040330/int16.c	Wed May  3 13:58:35 2006

@@ -78,7 +78,7 @@

 void

 int16(regcontext_t *REGS)

 {               

-    if (!xmode && !raw_kbd) {

+    if (!(xmode || raw_kbd || quietmode)) {

 	if (vflag) dump_regs(REGS);

 	fatal ("int16 func 0x%x only supported in X mode\n", R_AH);

     }

diff -u ./tty.c /home/admin/doscmd.working/doscmd-20040330/tty.c

--- ./tty.c	Wed May  3 14:06:55 2006

+++ /home/admin/doscmd.working/doscmd-20040330/tty.c	Wed May  3 13:58:35 2006

@@ -34,6 +34,7 @@

 __FBSDID("$FreeBSD: projects/doscmd/tty.c,v 1.25 2002/04/12 21:18:05 charnier Exp $");

 #include <sys/ioctl.h>

+#include <sys/select.h>

 #include <sys/time.h>

 #include <sys/types.h>

 #include <sys/mman.h>

@@ -1471,7 +1472,8 @@

 {

     	if (attr == TTYF_REDIRECT) {

 		if (redirect1) {

-		    write(1, &c, 1);

+		    if(!quietmode)

+			write(1, &c, 1);

 		    return;

 		}

 		attr = -1;

@@ -1487,8 +1489,10 @@

 #ifndef NO_X

 			XBell(dpy, 0);

 #endif

-		} else

+		} else {

+		    if(!quietmode)

 			write(1, "\007", 1);

+		}

 		break;

 	case 0x08:

 		if (row > (height - 1) || col > width)

@@ -1658,20 +1662,14 @@

 {

     int r;

+    if(quietmode && !xmode)

+	return(0);

+

     if ((r = nextchar) != 0) {

 	nextchar = 0;

 	return(r & 0xff);

     }

-    if ((flag & TTYF_REDIRECT) && redirect0) {

-	char c;

-    	if (read(STDIN_FILENO, &c, 1) != 1)

-	    return(-1);

-	if (c == '\n')

-	    c = '\r';

-	return(c);

-    }

-

     if (KbdEmpty()) {

 	if (flag & TTYF_BLOCK) {

 	    while (KbdEmpty())

@@ -1858,6 +1856,22 @@

 int

 KbdEmpty()

 {

+	if(!xmode) {

+	    fd_set rd;

+	    struct timeval tv;

+

+	    FD_ZERO(&rd);

+	    FD_SET(STDIN_FILENO, &rd);

+	    tv.tv_sec=0;

+	    tv.tv_usec=0;

+	    if(select(STDIN_FILENO+1, &rd, NULL, NULL, &tv)==1) {

+		char ch=0;

+		read(STDIN_FILENO, &ch, 1);

+		if(ch == '\n')

+			ch = '\r';

+		KbdWrite(ch);

+	    }

+	}

 	return(K_NEXT == K_FREE);

 }

diff -u ./video.c /home/admin/doscmd.working/doscmd-20040330/video.c

--- ./video.c	Wed May  3 14:06:55 2006

+++ /home/admin/doscmd.working/doscmd-20040330/video.c	Wed May  3 13:58:35 2006

@@ -276,9 +276,9 @@

 	define_output_port_handler(GDC_DataPort, video_outb);

     }

-    redirect0 = isatty(0) == 0 || !xmode ;

-    redirect1 = isatty(1) == 0 || !xmode ;

-    redirect2 = isatty(2) == 0 || !xmode ;

+    redirect0 = isatty(0) == 0 || !(xmode || quietmode);

+    redirect1 = isatty(1) == 0 || !(xmode || quietmode);

+    redirect2 = isatty(2) == 0 || !(xmode || quietmode);

     return;

 }