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/* Public Domain Curses */
/* $Id: pdcdos.h,v 1.30 2008/07/13 16:08:17 wmcbrine Exp $ */
#include <curspriv.h>
#include <string.h>
#if defined(_MSC_VER) || defined(_QC)
# define MSC 1
#endif
#if defined(__PACIFIC__) && !defined(__SMALL__)
# define __SMALL__
#endif
#if defined(__HIGHC__) || MSC
# include <bios.h>
#endif
/*----------------------------------------------------------------------
* MEMORY MODEL SUPPORT:
*
* MODELS
* TINY cs,ds,ss all in 1 segment (not enough memory!)
* SMALL cs:1 segment, ds:1 segment
* MEDIUM cs:many segments, ds:1 segment
* COMPACT cs:1 segment, ds:many segments
* LARGE cs:many segments, ds:many segments
* HUGE cs:many segments, ds:segments > 64K
*/
#ifdef __TINY__
# define SMALL 1
#endif
#ifdef __SMALL__
# define SMALL 1
#endif
#ifdef __MEDIUM__
# define MEDIUM 1
#endif
#ifdef __COMPACT__
# define COMPACT 1
#endif
#ifdef __LARGE__
# define LARGE 1
#endif
#ifdef __HUGE__
# define HUGE 1
#endif
#include <dos.h>
extern unsigned char *pdc_atrtab;
extern int pdc_adapter;
extern int pdc_scrnmode;
extern int pdc_font;
extern bool pdc_direct_video;
extern bool pdc_bogus_adapter;
extern unsigned pdc_video_seg;
extern unsigned pdc_video_ofs;
#ifdef __DJGPP__ /* Note: works only in plain DOS... */
# if DJGPP == 2
# define _FAR_POINTER(s,o) ((((int)(s)) << 4) + ((int)(o)))
# else
# define _FAR_POINTER(s,o) (0xe0000000 + (((int)(s)) << 4) + ((int)(o)))
# endif
# define _FP_SEGMENT(p) (unsigned short)((((long)p) >> 4) & 0xffff)
#else
# ifdef __TURBOC__
# define _FAR_POINTER(s,o) MK_FP(s,o)
# else
# if defined(__WATCOMC__) && defined(__FLAT__)
# define _FAR_POINTER(s,o) ((((int)(s)) << 4) + ((int)(o)))
# else
# define _FAR_POINTER(s,o) (((long)s << 16) | (long)o)
# endif
# endif
# define _FP_SEGMENT(p) (unsigned short)(((long)p) >> 4)
#endif
#define _FP_OFFSET(p) ((unsigned short)p & 0x000f)
#ifdef __DJGPP__
# include <sys/movedata.h>
unsigned char getdosmembyte(int offs);
unsigned short getdosmemword(int offs);
unsigned long getdosmemdword(int offs);
void setdosmembyte(int offs, unsigned char b);
void setdosmemword(int offs, unsigned short w);
#else
# if SMALL || MEDIUM || MSC
# define PDC_FAR far
# else
# define PDC_FAR
# endif
# define getdosmembyte(offs) \
(*((unsigned char PDC_FAR *) _FAR_POINTER(0,offs)))
# define getdosmemword(offs) \
(*((unsigned short PDC_FAR *) _FAR_POINTER(0,offs)))
# define getdosmemdword(offs) \
(*((unsigned long PDC_FAR *) _FAR_POINTER(0,offs)))
# define setdosmembyte(offs,x) \
(*((unsigned char PDC_FAR *) _FAR_POINTER(0,offs)) = (x))
# define setdosmemword(offs,x) \
(*((unsigned short PDC_FAR *) _FAR_POINTER(0,offs)) = (x))
#endif
#if defined(__WATCOMC__) && defined(__386__)
typedef union
{
struct
{
unsigned long edi, esi, ebp, res, ebx, edx, ecx, eax;
} d;
struct
{
unsigned short di, di_hi, si, si_hi, bp, bp_hi, res, res_hi,
bx, bx_hi, dx, dx_hi, cx, cx_hi, ax, ax_hi,
flags, es, ds, fs, gs, ip, cs, sp, ss;
} w;
struct
{
unsigned char edi[4], esi[4], ebp[4], res[4],
bl, bh, ebx_b2, ebx_b3, dl, dh, edx_b2, edx_b3,
cl, ch, ecx_b2, ecx_b3, al, ah, eax_b2, eax_b3;
} h;
} pdc_dpmi_regs;
void PDC_dpmi_int(int, pdc_dpmi_regs *);
#endif
#ifdef __DJGPP__
# include <dpmi.h>
# define PDCREGS __dpmi_regs
# define PDCINT(vector, regs) __dpmi_int(vector, ®s)
#else
# ifdef __WATCOMC__
# ifdef __386__
# define PDCREGS pdc_dpmi_regs
# define PDCINT(vector, regs) PDC_dpmi_int(vector, ®s)
# else
# define PDCREGS union REGPACK
# define PDCINT(vector, regs) intr(vector, ®s)
# endif
# else
# define PDCREGS union REGS
# define PDCINT(vector, regs) int86(vector, ®s, ®s)
# endif
#endif
/* Wide registers in REGS: w or x? */
#ifdef __WATCOMC__
# define W w
#else
# define W x
#endif
/* Monitor (terminal) type information */
enum
{
_NONE, _MDA, _CGA,
_EGACOLOR = 0x04, _EGAMONO,
_VGACOLOR = 0x07, _VGAMONO,
_MCGACOLOR = 0x0a, _MCGAMONO,
_MDS_GENIUS = 0x30
};
/* Text-mode font size information */
enum
{
_FONT8 = 8,
_FONT14 = 14,
_FONT15, /* GENIUS */
_FONT16
};
#ifdef __PACIFIC__
void movedata(unsigned, unsigned, unsigned, unsigned, unsigned);
#endif
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