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