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/* $Id: fepctrl.c,v 1.1.1.1 2000/06/27 01:47:58 amura Exp $ */
/*
* fepctrl.c 1.5 1992/04/08. Public Domain.
*
* General purpose Japanese FEP control routines for MS-DOS.
* Written by Junn Ohta (ohta@src.ricoh.co.jp, msa02563)
*
* int fep_init(void)
* checks FEP and turn it off, returns FEP type.
* void fep_term(void)
* restore the status of FEP saved by fep_init().
* void fep_on(void)
* restore the status of FEP saved by fep_off().
* void fep_off(void)
* save the status of FEP and turn it off.
* void fep_force_on(void)
* turn FEP on by its default "on" status.
* void fep_force_off(void)
* don't save the status of FEP and turn it off.
* int fep_raw_init(void)
* same as fep_init(), but doesn't turn the FEP off.
* void fep_raw_term(void)
* same as fep_term(), but doesn't restore the FEP status.
* int fep_get_mode(void)
* return the current status of FEP (0 = off).
*
* Compiles under:
* Turbo C 1.5/2.0, Turbo C++ 1.0, Borland C++ 2.0/3.0,
* Microsoft C 5.1, Microsoft C 6.0, Quick C 2.0,
* Lattice C 4.1 (need negative stack frame, except huge model),
* LSI C-86 3.2/3.3 Sampler (small model only).
*/
/*
* $Log: fepctrl.c,v $
* Revision 1.1.1.1 2000/06/27 01:47:58 amura
* import to CVS
*
*/
#define NG
#ifdef NG
#include "config.h"
#endif
#ifdef FEPCTRL
static char fepctrl_version[] = "FEPCTRL V1.5 04/08/1992";
/*
* define appropriate directives shown below
*/
#define DO_MSKANJI /* support MS-KANJI application interface */
#ifndef PC9801 /* 91.05.21 by Junn Ohta */
#define DO_GENERIC /* support platforms other than PC-9801 */
#endif
/* #define DO_USERDEV /* recognize user supplied device names */
#include <dos.h>
#include "fepctrl.h"
/*
* default "on" status of FEP (used only in fep_force_on())
*/
static unsigned char fepon[NFEPS] = {
/* FEP_NONE */ 0,
/* FEP_PC98A */ 1, /* 0=off, 1=on */
/* FEP_PC98B */ 1, /* 0=off, 1=on */
/* FEP_PC98C */ 1, /* 0=off, 1=on */
/* FEP_MSKANJI */ 2, /* 0=off, 1=system, 2=echo */
/* FEP_VJE */ 2, /* 0=off, 1=system, 2=echo */
/* FEP_ATOK6 */ 1, /* 0=off, 1=roma, 2=kana, 3=alpha, 4=sym, 5=code */
/* FEP_ATOK7 */ 1, /* 0=off, 1=on */
/* FEP_MTTK86 */ 1, /* 0=off, 1=on */
/* FEP_MTTK2 */ 1, /* 0=off, 1=on */
/* FEP_KATANA */ 1, /* 0=off, 1=echo, 2=system */
/* FEP_FIXER */ 1, /* 0=off, 1=echo, 2=system */
/* FEP_EGB2 */ 2, /* 0=off, 1=system, 2=echo */
/* FEP_EGB3 */ 2, /* 0=off, 1=system, 2=echo */
/* FEP_WXP */ 1, /* 0=off, 1=echo, 2=system */
/* FEP_WX2 */ 1, /* 0=off, 1=echo, 2=system */
/* FEP_MGR2 */ 1, /* 0=off, 1=on */
/* FEP_JJ */ 1, /* 0=off, 1=on */
/* FEP_NEC */ 1, /* 0=off, 1=on */
/* FEP_DFJ */ 1, /* 0=off, 1=on */
/* FEP_DANGO */ 1, /* 0=off, 1=kana, 3=alpha */
/* FEP_OTEMOTO */ 2, /* 0=off, 1=system, 2=echo */
/* FEP_OMAC */ 1, /* 0=off, 1=on */
/* FEP_AJIP1 */ 1, /* 0=off, 1=on */
/* FEP_JOKER3 */ 1, /* 0=off, 1=on */
/* FEP_KAZE */ 1, /* 0=off, 1=on */
/* FEP_OAK */ 0xd1, /* 0r010100=off, 1r010001=on (r=romaji) */
/* FEP_MKK */ 2, /* 0=off, 1=system, 2=echo */
/* FEP_B16 */ 0x80, /* 00000000=off, 10000000=on */
/* FEP_RICOH */ 0x80, /* 00000000=off, 10000000=on */
/* FEP_WXPJ */ 1, /* 0=off, 1=echo, 2=system */
/* FEP_MIJ */ 1, /* 0=off, 1=on */
/* FEP_FEPEX */ 1, /* 0=off, 1=on */
/* FEP_AT6AX */ 1, /* 0=off, 1=roma, 2=kana, 3=alpha, 4=sym, 5=code */
/* FEP_AT6IBM */ 1, /* 0=off, 1=roma, 2=kana, 3=alpha, 4=sym, 5=code */
/* FEP_AT7IBM */ 1, /* 0=off, 1=on */
/* FEP_AT7DOSV*/ 0x80, /* 00000000=off, 10000000=on */
/* FEP_IAS */ 0xc5 /* 0rxxx000=off, 1rxxx101=on */
};
static int fep = FEP_NONE;
static int oldmode = 0;
static int keepmode = 0;
static void near __PASCAL fep_open(void);
static void near __PASCAL fep_close(void);
static int near __PASCAL fep_find(void);
static int near __PASCAL fep_mode(int);
static int near __PASCAL check_dev(char *);
static int near __PASCAL check_vec(int, unsigned, unsigned, char *);
static int near __PASCAL check_atok7(int);
static int near __PASCAL msknj_find(char *);
static int near __PASCAL msknj_get_mode(void);
static int near __PASCAL msknj_set_mode(int);
int __CDECL
fep_init(void)
{
if (fep == FEP_NONE)
fep = fep_find();
fep_open();
oldmode = keepmode = fep_mode(0);
return fep;
}
void __CDECL
fep_term(void)
{
fep_mode(oldmode);
fep_close();
}
void __CDECL
fep_on(void)
{
fep_mode(keepmode);
}
void __CDECL
fep_off(void)
{
keepmode = fep_mode(0);
}
void __CDECL
fep_force_on(void)
{
fep_mode(fepon[fep]);
}
void __CDECL
fep_force_off(void)
{
fep_mode(0);
}
int __CDECL
fep_raw_init(void)
{
if (fep == FEP_NONE)
fep = fep_find();
fep_open();
return fep;
}
void __CDECL
fep_raw_term(void)
{
fep_close();
}
int __CDECL
fep_get_mode(void)
{
return fep_mode(-1);
}
/*--------------------------------------------------------------------*/
#ifdef TEST
/*
* mail routines for the batch utility
*
* Usage: fepctrl [command]
* command:
* help - print this message
* test - ordinary FEP testing
* name - print installed FEP name
* on - turn FEP on
* off - turn FEP off
* flip - flip FEP status
* status - return FEP status
* check [fepname ...]
* - check existence of specified FEP
* fepname:
* as follows...
*/
static char *fepname[NFEPS] = {
/* FEP_NONE */ "(none)",
/* FEP_PC98A */ "PC9801A",
/* FEP_PC98B */ "PC9801B",
/* FEP_PC98C */ "PC9801C",
/* FEP_MSKANJI */ "MSKANJI",
/* FEP_VJE */ "VJE",
/* FEP_ATOK6 */ "ATOK6",
/* FEP_ATOK7 */ "ATOK7",
/* FEP_MTTK86 */ "MTTK86",
/* FEP_MTTK2 */ "MTTK2",
/* FEP_KATANA */ "KATANA",
/* FEP_FIXER */ "FIXER",
/* FEP_EGB2 */ "EGB2",
/* FEP_EGB3 */ "EGB3",
/* FEP_WXP */ "WXP",
/* FEP_WX2 */ "WX2",
/* FEP_MGR2 */ "MGR2",
/* FEP_JJ */ "JJ",
/* FEP_NEC */ "NEC",
/* FEP_DFJ */ "DFJ",
/* FEP_DANGO */ "DANGO",
/* FEP_OTEMOTO */ "OTEMOTO",
/* FEP_OMAC */ "OMAC",
/* FEP_AJIP1 */ "AJIP1",
/* FEP_JOKER3 */ "JOKER3",
/* FEP_KAZE */ "KAZE",
/* FEP_OAK */ "OAK",
/* FEP_MKK */ "MKK",
/* FEP_B16 */ "B16",
/* FEP_RICOH */ "RICOH",
/* FEP_WXPJ */ "WXPJ",
/* FEP_MIJ */ "MIJ",
/* FEP_FEPEX */ "FEPEX",
/* FEP_AT6AX */ "AT6AX",
/* FEP_AT6IBM */ "AT6IBM",
/* FEP_AT7IBM */ "AT7IBM",
/* FEP_AT7DOSV */ "AT7DOSV",
/* FEP_IAS */ "IBMIAS"
};
#define getch() (bdos(8, 0, 0) & 0xff)
#define putch(c) bdos(2, (int)(c), 0)
static void near __PASCAL
putstr(char *s)
{
while (*s)
putch(*s++);
}
static void near __PASCAL
echoline(void)
{
int c;
putstr(fep_get_mode()? " on: ": "off: ");
while ((c = getch()) != '\r' && c != '\n')
putch(c);
putstr("\r\n");
}
void __CDECL
main(int ac, char **av)
{
int fep, ret;
ac--, av++;
if (ac == 0)
*av = "help";
if (!strcmp(*av, "test")) {
putstr("fep = ");
putstr(fepname[fep_init()]);
putstr("\r\n");
putstr("enter 4 lines of text\r\n");
fep_force_on();
echoline();
fep_off();
echoline();
fep_on();
echoline();
fep_force_off();
echoline();
fep_term();
exit(0);
}
ret = 0;
fep = fep_raw_init();
if (!strcmp(*av, "name")) {
putstr(fepname[fep]);
putstr("\r\n");
} else if (!strcmp(*av, "on")) {
if (!fep_get_mode())
fep_force_on();
} else if (!strcmp(*av, "off")) {
if (fep_get_mode())
fep_force_off();
} else if (!strcmp(*av, "flip")) {
if (fep_get_mode())
fep_force_off();
else
fep_force_on();
} else if (!strcmp(*av, "status")) {
ret = fep_get_mode()? 1: 0;
} else if (!strcmp(*av, "check")) {
ac--, av++;
if (ac == 0)
ret = fep;
while (ac > 0) {
if (!strcmp(fepname[fep], *av)) {
ret = fep;
break;
}
ac--, av++;
}
} else {
putstr(fepctrl_version);
putstr(" - batch utility\r\n");
putstr("Usage: fepctrl [command]\r\n"
"command:\r\n"
"\thelp - print this message\r\n"
"\ttest - ordinary FEP testing\r\n"
"\tname - print installed FEP name\r\n"
"\ton - turn FEP on\r\n"
"\toff - turn FEP off\r\n"
"\tflip - flip FEP status\r\n"
"\tstatus - return FEP status\r\n"
"\tcheck [fepname ...]\r\n"
"\t - check existence of specified FEP\r\n"
"fepname:\r\n\t");
for (fep = 1; fep < NFEPS; fep++) {
if (fep > 1)
putstr(", ");
if ((fep % 8) == 0)
putstr("\r\n\t");
putstr(fepname[fep]);
}
putstr("\r\n");
}
fep_raw_term();
exit(ret);
}
#endif /* TEST */
/*--------------------------------------------------------------------*/
#ifdef MSC_INLINE
#undef MSC_INLINE
#endif
#if defined(_MSC_VER) && _MSC_VER >= 600 || defined(_QC)
#define MSC_INLINE
#endif
typedef struct {
unsigned char ftype; /* fep type */
unsigned char inum; /* dointr number */
char *dname; /* device name */
} FEPDEV;
typedef struct {
unsigned char ftype; /* fep type */
unsigned char inum; /* dointr number */
unsigned char offset; /* offset of id string */
unsigned char relative; /* offset is relative? */
char *idstr; /* id string */
} FEPINT;
#ifdef DO_USERDEV
/*
* device names supplied by user for FEP residence check
*/
static FEPDEV fepudev[] = {
{ FEP_PC98A, 0, "FP$PC98A" },
{ FEP_PC98B, 0, "FP$PC98B" },
{ FEP_PC98B, 0, "FP$DUMMY" }, /* backward compatibility */
{ FEP_PC98B, 0, "FP$PC98" }, /* backward compatibility */
{ FEP_PC98C, 0, "FP$PC98C" },
{ FEP_VJE, 0, "FP$VJE" },
{ FEP_ATOK6, 0x6f, "FP$ATOK6" }, /* ATOK6, DANGO */
{ FEP_MTTK86, 0, "FP$MTTK" },
{ FEP_KATANA, 0, "FP$KTN" },
{ FEP_EGB2, 0, "FP$EGB2" },
{ FEP_EGB3, 0, "FP$EGB3" },
{ FEP_WXP, 0, "FP$WXP" }, /* WX, WXS, WXP 1.03a */
{ FEP_WX2, 0x70, "FP$WX2" }, /* WX2, WXP 1.04c */
{ FEP_MGR2, 0, "FP$MGR2" },
{ FEP_JJ, 0, "FP$JJ" },
{ FEP_NEC, 0, "FP$NEC" },
{ FEP_DFJ, 0, "FP$DFJ" },
{ FEP_OMAC, 0, "FP$OMAC" },
{ FEP_AJIP1, 0, "FP$AJIP1" },
{ FEP_JOKER3, 0xf1, "FP$JOKER" },
{ FEP_KAZE, 0, "FP$KAZE" },
#ifdef DO_GENERIC
{ FEP_OAK, 0, "FP$OAK" },
#endif
{ FEP_NONE, }
};
#endif /* DO_USERDEV */
/*
* real ID string placed in the memory
*/
static FEPINT fepint[] = {
{ FEP_MTTK86, 0x70, 0x12, 0, "MTTK86" },
{ FEP_MTTK2, 0x70, 0x12, 0, "MTTK" },
{ FEP_EGB2, 0x70, 0x28, 0, "ERGOA" },
{ FEP_EGB3, 0x70, 0x28, 0, "ERGO" },
{ FEP_WXP, 0x70, 0x22, 0, "WX " },
{ FEP_WX2, 0x70, 0x22, 0, "WX2 " },
{ FEP_DFJ, 0x6f, 0x02, 0, "DFJ" },
{ FEP_JJ, 0x70, 0x0a, 0, "JJ1_V" },
{ FEP_ATOK6, 0x6f, 0x03, 1, "ATOK5020" },
{ FEP_ATOK6, 0x6f, 0x1d, 0, "ATOK5020" }, /* backward compat. */
{ FEP_KATANA, 0x4b, 0x0b, 0, "KTN" },
{ FEP_DANGO, 0x6f, 0x03, 1, "ATOKI" },
{ FEP_OMAC, 0x09, 0x12, 0, "Taikei" },
{ FEP_JOKER3, 0xf1, 0x12, 0, "JOKER3" },
/* { FEP_AJIP1, 0xf3, 0x0a, 0, "AJ1V01PC" }, */
/* { FEP_VJE, 0x70, 0x12, 0, "VJE-" }, */
/* { FEP_MGR2, 0x70, 0x0a, 0, "#MGR#REX" }, */
/* { FEP_NEC, 0xdc, 0x0a, 0, "$AID#NEC" }, */
/* { FEP_NEC, 0xdc, 0x0a, 0, "$ATC#NEC" }, */
#ifdef DO_GENERIC
{ FEP_OAK, 0xed, 0x12, 0, "OAK000" }, /* use 0xec to dointr */
{ FEP_B16, 0x16, 0x02, 1, "K,YUGEV" },
/* { FEP_RICOH, 0x16, 0x0a, 0, "$NIHONGO" }, */
{ FEP_WXPJ, 0x6c, 0x22, 0, "WX " },
{ FEP_MIJ, 0x6f, 0x12, 0, "MTTK" }, /* NOT TESTED */
/* { FEP_FEPEX, 0x83, 0x28, 0, "ERGO" }, */
{ FEP_AT6AX, 0x65, 0x0d, 1, "ATOK6020" },
{ FEP_AT6IBM, 0x60, 0x0a, 0, "ATOK6I%%" },
{ FEP_AT6IBM, 0x60, 0x45, 1, "7TO6" }, /* ATOK7 + 7TO6 */
#endif
{ FEP_NONE, }
};
/*
* real device names built in by FEPs
*/
static FEPDEV fepdev[] = {
{ FEP_VJE, 0, "AS$VJE" },
{ FEP_ATOK6, 0x6f, "ATOKF%%%" },
{ FEP_MGR2, 0, "#MGR#REX" },
{ FEP_AJIP1, 0, "AJ1V01PC" },
{ FEP_NEC, 0, "$AID#NEC" }, /* NEC AI Henkan on DOS3.3C */
{ FEP_NEC, 0, "$AIC#NEC" }, /* NEC AI Henkan */
{ FEP_NEC, 0, "$ATC#NEC" }, /* NEC Chikuji Kana-Kanji */
#ifdef DO_GENERIC
{ FEP_RICOH, 0, "$NIHONGO" }, /* RICOH Nihongo Nyuryoku */
{ FEP_FEPEX, 0, "(ERGOSFT" }, /* FEPEX (on IF800EX/RX) */
{ FEP_AT7DOSV, 0, "IAEAT7%%" }, /* ATOK7 on IBM DOS/V $IAS */
{ FEP_IAS, 0, "$IBMAIAS" }, /* FEP uses IBM DOS/V $IAS */
#endif
{ FEP_NONE, }
};
/*
* FIXER ioctl data packet
*/
typedef struct {
char name[8];
int version;
void (far __CDECL *v3func)(void);
int v3vec;
void (far __CDECL *v4func)(void);
int v4vec;
} FIXIDP;
#if defined(LSI_C)
static void (far *fixer_entry)(int, int, int, int);
static void (far *atok7_entry)(int, int near *);
#elif defined(LATTICE)
static void (far __CDECL *fixer_entry)(void);
static unsigned atok7_seg, atok7_off;
#else /* Turbo C, Microsoft C, Quick C */
static void (far __CDECL *fixer_entry)(void);
static void (far __CDECL *atok7_entry)(void);
#endif
static int api_vec = -1; /* API interrupt vector */
#define GET_IOC_DATA 0x4400 /* Get IOCTL Data */
#define RCV_IOC_CHAR 0x4402 /* Receive IOCTL Character */
#define GET_CBRK 0x3300 /* Get CBREAK (CTRL-C Check) */
#define SET_CBRK 0x3301 /* Set CBREAK (CTRL-C Check) */
#define GET_VECTOR 0x35 /* Get Interrupt Vector */
#define OPEN_HANDLE 0x3d /* Open Handle */
#define CLOSE_HANDLE 0x3e /* Close Handle */
#define DEVICE 0x80 /* handle is not a file */
#define CFLAG 0x0001 /* iAPX86 carry flag bit */
#if defined(__TURBOC__) || defined(LSI_C)
#define MK_FAR(seg,off) MK_FP(seg, off)
#define FAR_SEG(addr) FP_SEG(addr)
#define FAR_OFF(addr) FP_OFF(addr)
#define FAR_OFF2(addr) FP_OFF(addr)
#elif defined(LATTICE)
#define MK_FAR(seg,off) (void far *)(((unsigned long)(seg)<<4)+(unsigned)(off))
#define FAR_SEG(addr) FP_SEG((void far *)(addr))
#define FAR_OFF(addr) FP_OFF((void far *)(addr))
#define FAR_OFF2(addr) ((unsigned)(addr)) /* avoid normalization */
#else /* Microsoft C, Quick C */
#define MK_FAR(seg,off) (void far *)((unsigned long)(seg)<<16|(unsigned)(off))
#define FAR_SEG(addr) ((unsigned)((unsigned long)(addr) >> 16))
#define FAR_OFF(addr) ((unsigned)(addr))
#define FAR_OFF2(addr) ((unsigned)(addr))
#endif
#ifdef LATTICE
static union REGS regs;
static union REGSS xregs;
static struct SREGS sregs;
/*
* we must use int86s()/intdoss(), since Lattice's int86x()/intdosx()
* don't return the modified values of segment registers
*/
#define Int86x(inum, xp1, xp2, dummy) int86s(inum, xp1, xp2)
#define Intdosx(xp1, xp2, dummy) intdoss(xp1, xp2)
#define Regs xregs
#define Sregs xregs.x
#else /* Turbo C, Microsoft C, Quick C, LSI C */
static union REGS regs;
static struct SREGS sregs;
#define Int86x(inum, rp1, rp2, sp) int86x(inum, rp1, rp2, sp)
#define Intdosx(rp1, rp2, sp) intdosx(rp1, rp2, sp)
#define Regs regs
#define Sregs sregs
#endif
static unsigned char *p;
static unsigned char far *fp;
#ifndef __TURBOC__
#if defined(LATTICE)
/*
* fake function to mimic disable() and enable()
*/
static unsigned char far disable_fake[] = { 0xfa, 0xcb }; /* cli, retf */
static unsigned char far enable_fake[] = { 0xfb, 0xcb }; /* sti, retf */
static void (far *disable)(void) = (void (far *)(void))disable_fake;
static void (far *enable)(void) = (void (far *)(void))enable_fake;
#elif defined(LSI_C)
#define disable() di()
#define enable() ei()
#else /* Microsoft C, Quick C */
#define disable() _disable()
#define enable() _enable()
#endif
#endif /* !__TURBOC__ */
#ifdef __cplusplus
extern "C" {
extern int __CDECL strncmp(char *, char *, unsigned int);
extern void * __CDECL memset(void *, int, unsigned int);
}
#else
extern int __CDECL strncmp(char *, char *, unsigned int);
extern void * __CDECL memset(void *, int, unsigned int);
#endif
static int near __PASCAL
fep_find(void)
{
FEPDEV *fv;
FEPINT *fi;
FIXIDP fixer;
#ifdef DO_USERDEV
/*
* detect fep type by its USER SUPPLIED device name
*/
for (fv = fepudev; fv->ftype != FEP_NONE; fv++) {
if (check_dev(fv->dname)) {
api_vec = fv->inum;
return fv->ftype;
}
}
#endif
/*
* loaded into bank memory by MELCO's FEP loader (PC-9801 only)
*/
if (check_dev("FPLD$10")) {
if (check_dev("AS$VJE"))
return FEP_VJE; /* don't use MS-KANJI API */
if (check_vec(0x70, 0x12, 0, "MTTK"))
return FEP_MTTK86; /* don't use INT 70H I/F */
if (check_dev("$AID#NEC"))
return FEP_NEC; /* don't use MS-KANJI API */
}
#ifdef DO_MSKANJI
/*
* MS-KANJI FEP and its variants
*/
if (msknj_find("MS$KANJI"))
return FEP_MSKANJI;
if (msknj_find("$KANJI"))
return FEP_OTEMOTO;
#endif
/*
* detect fep type by its id string
*/
for (fi = fepint; fi->ftype != FEP_NONE; fi++) {
if (check_vec(fi->inum, fi->offset, fi->relative, fi->idstr)) {
api_vec = fi->inum;
return fi->ftype;
}
}
/*
* detect fep type by its device name
*/
for (fv = fepdev; fv->ftype != FEP_NONE; fv++) {
if (check_dev(fv->dname)) {
api_vec = fv->inum;
return fv->ftype;
}
}
/*
* special case: ATOK7 function call
*/
if (check_atok7(0x6f))
return FEP_ATOK7;
#ifdef DO_GENERIC
if (check_atok7(0x60) && check_dev("ATOK7I%%"))
/* PS/55 DOS 4.0J only; avoid to use ATOK7 API on DOS/V */
return FEP_AT7IBM;
#endif
/*
* special case: FIXER3/4 application interface
*/
regs.x.ax = GET_IOC_DATA;
regs.x.bx = 0; /* stdin */
intdos(®s, ®s);
if (regs.x.dx & DEVICE) {
regs.x.ax = RCV_IOC_CHAR;
regs.x.bx = 0; /* stdin */
regs.x.cx = sizeof(fixer);
regs.x.dx = FAR_OFF((void far *)&fixer);
sregs.ds = FAR_SEG((void far *)&fixer);
intdosx(®s, ®s, &sregs);
if (regs.x.ax >= 16 && !strncmp(fixer.name, "FIXER ", 8)) {
if (fixer.v3vec != -1) {
api_vec = fixer.v3vec;
return FEP_FIXER;
}
if (!check_dev("FPLD$10") &&
!check_dev("$BNK#DRV") &&
fixer.v3func != (void far *)0) {
fixer_entry = fixer.v3func;
return FEP_FIXER;
}
if (fixer.version < 0x0400)
return FEP_PC98B;
}
}
/*
* special case: Katana/ACE software dointr interface
*/
if (check_vec(0x48, 0x0a, 0, "CON ") &&
check_vec(0x49, 0x0a, 0, "CON ") &&
check_vec(0x4a, 0x0a, 0, "CON ")) {
/*
* This may not be a good way to check Katana/ACE.
* However, console status report (sending "<ESC>@"
* returns "$") is not reliable here, because we
* may have characters in the keyboard buffer.
*/
return FEP_KATANA;
}
/*
* special case: Panacom MKK software dointr interface
*/
if (check_vec(0xc0, 0x0a, 0, "CON ") &&
check_vec(0xc3, 0x0a, 0, "CON "))
return FEP_MKK;
return FEP_NONE;
}
static int near __PASCAL
open_dev(char *dname)
{
static char dbuf[15] = "@:";
char *p = dbuf + 2;
while ((*p++ = *dname++) != 0)
/* void */;
regs.h.ah = OPEN_HANDLE;
regs.h.al = 0;
regs.x.dx = FAR_OFF((void far *)dbuf);
sregs.ds = FAR_SEG((void far *)dbuf);
#if defined(LATTICE)
if (intdosx(®s, ®s, &sregs) & CFLAG)
return -1;
#elif defined(LSI_C)
intdosx(®s, ®s, &sregs);
if (regs.x.flags & CFLAG)
return -1;
#else /* Turbo C, Microsoft C, Quick C */
intdosx(®s, ®s, &sregs);
if (regs.x.cflag)
return -1;
#endif
return regs.x.ax;
}
static void near __PASCAL
close_dev(int fd)
{
regs.h.ah = CLOSE_HANDLE;
regs.x.bx = fd;
intdos(®s, ®s);
}
static int near __PASCAL
check_dev(char *dname)
{
int fd, dc;
if ((fd = open_dev(dname)) < 0)
return 0;
regs.x.ax = GET_IOC_DATA;
regs.x.bx = fd;
intdos(®s, ®s);
dc = regs.x.dx;
close_dev(fd);
return (dc & DEVICE)? 1: 0;
}
static int near __PASCAL
check_vec(int inum, unsigned offset, unsigned relative, char *idstr)
{
/*
* get dointr vector
*/
Regs.h.ah = GET_VECTOR;
Regs.h.al = (unsigned char)inum;
Intdosx(&Regs, &Regs, &Sregs);
/*
* check id string
*/
if (relative)
offset += Regs.x.bx;
fp = (unsigned char far *)MK_FAR(Sregs.es, offset);
for (p = (unsigned char *)idstr; *p; p++)
if (*p != *fp++)
return 0;
return 1;
}
static int near __PASCAL
check_atok7(int inum)
{
Regs.h.ah = GET_VECTOR;
Regs.h.al = (unsigned char)inum;
Intdosx(&Regs, &Regs, &Sregs);
fp = (unsigned char far *)MK_FAR(Sregs.es, Regs.x.bx + 0x30);
for (p = (unsigned char *)"ATOK7"; *p; p++)
if (*p != *fp++)
return 0;
#ifdef LATTICE
atok7_seg = Sregs.es;
atok7_off = Regs.x.bx + 0x20;
#else
atok7_entry = (void (far __CDECL *)(void))
MK_FAR(Sregs.es, Regs.x.bx+0x20);
#endif
return 1;
}
#if !defined(__TURBOC__) && !defined(LSI_C) && !defined(MSC_INLINE)
/*
* fake function to call fixer_entry() and atok7_entry()
* for Microsoft C 5.1 and Lattice C
*/
static unsigned char far fixer_fake[] = {
0x55, /* push bp */
0x8b, 0xec, /* mov bp, sp */
0x8b, 0x46, 0x0a, /* mov ax, word ptr [bp+10] ;func */
0x8a, 0x56, 0x0c, /* mov dl, byte ptr [bp+12] ;val */
0xff, 0x5e, 0x06, /* call dword ptr [bp+6] ;addr */
0x33, 0xc0, /* xor ax, ax */
0x8a, 0xc2, /* mov al, dl */
0x8b, 0xe5, /* mov sp, bp */
0x5d, /* pop bp */
0xcb /* retf */
};
static unsigned char far atok7_fake[] = {
0x55, /* push bp */
0x8b, 0xec, /* mov bp, sp */
0x8b, 0x46, 0x0e, /* mov ax, word ptr [bp+14] ;pseg */
0x8e, 0xc0, /* mov es, ax */
0x8b, 0x5e, 0x0c, /* mov bx, word ptr [bp+12] ;poff */
0x8b, 0x46, 0x0a, /* mov ax, word ptr [bp+10] ;func */
0xff, 0x5e, 0x06, /* call dword ptr [bp+6] ;addr */
0x8b, 0xe5, /* mov sp, bp */
0x5d, /* pop bp */
0xcb /* retf */
};
#ifdef LATTICE
static int (far __CDECL *fixer_dummy)(void (far *)(void), int, int)
= (int (far __CDECL *)())fixer_fake;
static void (far __CDECL *atok7_dummy)(unsigned,unsigned,int,unsigned,unsigned)
= (void (far __CDECL *)())atok7_fake;
#endif
#endif /* Microsoft C 5.1, Lattice C */
static int near __PASCAL
call_fixer(int func, int val)
{
if (api_vec != -1) {
regs.x.ax = func;
regs.h.dl = (unsigned char)val;
int86(api_vec, ®s, ®s);
return regs.h.dl;
}
#if defined(__TURBOC__)
_AX = func;
_DL = (unsigned char)val;
fixer_entry();
return (int)_DL;
#elif defined(LSI_C)
fixer_entry(func, 0, 0, val); /* ax = func, dx = val */
_asm_c("\n\txor\tax,ax");
_asm_c("\n\tmov\tal,dl");
/* return ax */
#elif defined(MSC_INLINE)
_asm {
mov ax,func
mov dl,val
}
fixer_entry();
_asm {
xor ax,ax
mov al,dl
}
/* return ax */
#elif defined(LATTICE)
return fixer_dummy(fixer_entry, func, val);
#else /* Microsoft C 5.1 */
return ((int (far __CDECL *)(void (far __CDECL *)(void), int, int))
fixer_fake)(fixer_entry, func, val);
#endif
}
static int near __PASCAL
call_atok7(int func, int val)
{
#if defined(MSC_INLINE)
int pseg, poff;
#endif
int packet[32];
*packet = val;
#if defined(__TURBOC__)
_ES = FAR_SEG((void far *)packet);
_BX = FAR_OFF((void far *)packet);
_AX = func;
atok7_entry();
#elif defined(LSI_C)
_asm_c("\n\tpush\tss");
_asm_c("\n\tpop\tes");
atok7_entry(func, packet); /* ax = func, es:bx = packet */
#elif defined(MSC_INLINE)
pseg = FAR_SEG((void far *)packet);
poff = FAR_OFF((void far *)packet);
_asm {
mov ax,pseg
mov es,ax
mov bx,poff
mov ax,func
}
atok7_entry();
#elif defined(LATTICE)
atok7_dummy(atok7_off, atok7_seg, func,
FAR_OFF((void far *)packet), FAR_SEG((void far *)packet));
#else /* Microsoft C 5.1 */
((void (far __CDECL *)(void (far __CDECL *)(void), int, int far *))
atok7_fake)(atok7_entry, func, (int far *)packet);
#endif
return *packet;
}
/*
* PC-9801 CRT/KBD BIOS, VRAM
*/
#define KBDBIOS ((unsigned char far *)MK_FAR(0x0000, 0x0502))
#define CRTWORK ((unsigned char far *)MK_FAR(0x0000, 0x053d))
#define CRTLINES ((unsigned char far *)MK_FAR(0x0000, 0x0713))
#define VRAM ((unsigned char far *)MK_FAR(0xa000, 0x0000))
#define KBDMAX 16 /* max # of keys in KBDBUF */
#define CTRLXFER 0xb500 /* CTRL-XFER key scan code */
struct kbdbios_t {
unsigned short buf[KBDMAX];
unsigned char near *tbl;
unsigned short near *head;
unsigned short near *tail;
unsigned char count;
} far *kp = (struct kbdbios_t far *)KBDBIOS;
/*
* Look into CRT BIOS work area and check FEP status
*/
static int near __PASCAL
pc98_crtmode(void)
{
return (*CRTWORK == 2)? 1: 0;
}
#ifdef DO_USERDEV
/*
* Look into VRAM bottom right corner and check FEP status (for FEP_KAZE)
*/
static int near __PASCAL
pc98_vrammode(void)
{
return ((VRAM[*CRTLINES? 0x0f9d: 0x0c7d] & 0x7f) > '!')? 1: 0;
}
#endif
/*
* Set key code directly into PC-9801 BIOS key code buffer
*/
static void near __PASCAL
pc98_setkey(unsigned short keycode)
{
disable();
*(unsigned short far *)(MK_FAR(0x0000, kp->tail)) = keycode;
kp->count++;
kp->tail++;
if (kp->tail >= (unsigned short near *)FAR_OFF2(&kp->buf[KBDMAX]))
kp->tail = (unsigned short near *)FAR_OFF2(kp->buf);
enable();
}
static void near __PASCAL
pc98_flushkey(unsigned short keycode)
{
while (bdos(6, 0xff, 0) & 0xff) /* void */;
pc98_setkey(keycode);
while (bdos(6, 0xff, 0) & 0xff) /* void */;
}
static void near __PASCAL
pc98_pushkey(unsigned short keycode)
{
/*
* raise dummy keyboard interrupt after feeding CTRL-XFER.
* i know it is a brute force attack, but it works!
*/
pc98_setkey(keycode);
int86(0x09, ®s, ®s);
while (bdos(6, 0xff, 0) & 0xff) /* void */;
}
static int near __PASCAL
set_cbrk(int newcbrk)
{
int curcbrk;
/*
* get current cbrk value
*/
regs.x.ax = GET_CBRK;
intdos(®s, ®s);
curcbrk = regs.h.dl;
/*
* set new cbrk value
*/
regs.x.ax = SET_CBRK;
regs.h.dl = newcbrk;
intdos(®s, ®s);
return curcbrk;
}
static int near __PASCAL
dointr(int vec, int ah, int al)
{
regs.h.ah = ah;
regs.h.al = al;
int86(vec, ®s, ®s);
return regs.h.al;
}
/*
* NEC extended function call (int DCh)
*/
static void near __PASCAL
donec(int cl)
{
regs.x.ax = 0;
regs.h.cl = cl;
int86(0xdc, ®s, ®s);
}
static void near __PASCAL
fep_open(void)
{
if (fep == FEP_NEC)
donec(224);
}
static void near __PASCAL
fep_close(void)
{
if (fep == FEP_NEC)
donec(225);
}
static int near __PASCAL
fep_mode(int newmode)
{
int curmode;
switch (fep) {
#ifdef DO_MSKANJI
case FEP_MSKANJI:
case FEP_OTEMOTO:
/* mode: 0 = off, 1 = system, 2 = echo */
curmode = msknj_get_mode();
if (newmode != -1 && newmode != curmode)
msknj_set_mode(newmode);
return curmode;
#endif
case FEP_VJE:
case FEP_EGB2:
case FEP_EGB3:
/* mode: 0 = off, 1 = system, 2 = echo */
curmode = dointr(0x70, 0, 0);
if (newmode != -1 && newmode != curmode) {
dointr(0x70, 1, newmode);
if (fep == FEP_EGB2)
dointr(0x70, 12, 0); /* unlock mode key */
}
return curmode;
case FEP_ATOK6: /* api_vec = 0x6f */
case FEP_AT6AX: /* api_vec = 0x65 */
case FEP_AT6IBM: /* api_vec = 0x60 */
case FEP_DANGO: /* api_vec = 0x6f */
/* mode: 0=off, 1=roma, 2=kana, 3=alpha, 4=sym, 5=code */
curmode = dointr(api_vec, 102, 0);
if (newmode != -1 && newmode != curmode)
dointr(api_vec, (!newmode? 11: newmode), 0);
return curmode;
case FEP_ATOK7:
case FEP_AT7IBM:
/* mode: 0 = off, 1 = on */
curmode = call_atok7(3, -1)? 1: 0;
if (newmode != -1 && newmode != curmode)
call_atok7(newmode? 1: 2, 0);
return curmode;
case FEP_MTTK2: /* api_vec = 0x70 */
case FEP_MIJ: /* api_vec = 0x6f */
/* mode: 0 = off, 1 = on */
Regs.h.ah = 21;
Int86x(api_vec, &Regs, &Regs, &Sregs);
fp = (unsigned char far *)MK_FAR(Sregs.es, Regs.x.bx);
curmode = fp[5];
if (newmode != -1 && newmode != curmode)
dointr(api_vec, 0, newmode);
return curmode;
case FEP_FIXER:
/* mode: 0 = off, 1 = echo, 2 = system */
curmode = call_fixer(0x0901, 0);
if (newmode != -1 && newmode != curmode)
call_fixer(0x0900, newmode);
return curmode;
case FEP_KATANA:
/* mode: 0 = off, 1 = echo, 2 = system */
curmode = dointr(0x48, 2, 0);
if (newmode != -1 && newmode != curmode) {
int old = set_cbrk(0);
dointr(0x48, 3, newmode);
set_cbrk(old);
}
return curmode;
case FEP_WXP:
/* mode: 0 = off, 1 = echo, 2 = system */
curmode = dointr(0x70, 0x4c, 0);
if (newmode == 0 && curmode > 0) {
while (dointr(0x70, 0x4c, 0))
pc98_flushkey(CTRLXFER);
} else if (newmode > 0 && curmode == 0) {
dointr(0x70, 0x5c, newmode);
dointr(0x70, 0x52, 1);
}
return curmode;
case FEP_WX2: /* api_vec = 0x70 */
case FEP_WXPJ: /* api_vec = 0x6c */
/* mode: 0 = off, 1 = echo, 2 = system */
curmode = dointr(api_vec, 0x4c, 0);
if (newmode != -1 && newmode != curmode)
dointr(api_vec, 0, newmode);
return curmode;
case FEP_MGR2:
case FEP_JJ:
/* mode: 0 = off, 1 = on */
regs.h.ah = 0;
int86(0x70, ®s, ®s);
curmode = (regs.h.dl & 0x01);
if (newmode != -1 && newmode != curmode)
dointr(0x46, 0, newmode);
return curmode;
case FEP_JOKER3:
/* mode: 0 = off, 1 = on */
curmode = dointr(0xf1, 0x8f, 0);
if (newmode != -1 && newmode != curmode)
dointr(0xf1, newmode? 0x86: 0x85, 0);
return curmode;
case FEP_NEC:
/* mode: 0 = off, 1 = on */
curmode = pc98_crtmode();
if (newmode != -1 && newmode != curmode)
donec(newmode? 239: 240);
return curmode;
case FEP_PC98A:
case FEP_MTTK86:
case FEP_DFJ:
/* mode: 0 = off, 1 = on */
curmode = pc98_crtmode();
if (newmode != -1)
while (pc98_crtmode() != newmode)
pc98_flushkey(CTRLXFER);
return curmode;
case FEP_PC98B:
case FEP_AJIP1:
/* mode: 0 = off, 1 = on */
curmode = pc98_crtmode();
if (newmode != -1 && newmode != curmode)
pc98_setkey(CTRLXFER);
return curmode;
case FEP_PC98C:
case FEP_OMAC:
/* mode: 0 = off, 1 = on */
curmode = pc98_crtmode();
if (newmode != -1 && newmode != curmode)
pc98_pushkey(CTRLXFER);
return curmode;
#ifdef DO_USERDEV
case FEP_KAZE:
/* mode: 0 = off, 1 = on */
curmode = pc98_vrammode();
if (newmode != -1 && newmode != curmode)
pc98_flushkey(CTRLXFER);
return curmode;
#endif
#ifdef DO_GENERIC
case FEP_OAK:
/*
* mode: 0r010100 = off, 1r010001 = on (r = romaji)
* bit7: size: 0 = hankaku, 1 = zenkaku
* bit6: romaji entry: 0 = off, 1 = on
* bit5: always 0
* bit4: mode change: 0 = disabled, 1 = enabled
* bit3: always 0
* bit2-0: char type: 001 = hiragana, 010 = katakana,
* 011 = uppercase, 100 = lowercase, 101 = al
*/
#define OAKOFF(mode) ((mode) == 0 || ((mode) & 0x84) == 0x04)
curmode = dointr(0xec, 3, 0);
if (newmode == -1)
return OAKOFF(curmode)? 0: curmode;
if (OAKOFF(newmode) && !OAKOFF(curmode))
dointr(0xec, 2, (curmode & 0x50) | 0x04);
else if (!OAKOFF(newmode) && OAKOFF(curmode))
dointr(0xec, 2, newmode);
return curmode;
case FEP_MKK:
/* mode: 0 = off, 1 = system, 2 = echo */
curmode = dointr(0xc0, 1, 0);
if (newmode != -1 && newmode != curmode)
dointr(0xc0, 0, newmode);
return curmode;
case FEP_B16:
case FEP_RICOH:
/* mode: 00000000 = off, 10000000 = on */
curmode = dointr(0x16, 8, 0) & 0x80;
if (newmode != -1 && newmode != curmode)
dointr(0x16, 7, newmode);
return curmode;
case FEP_FEPEX:
/* mode: 0 = off, 1 = on */
regs.h.cl = 0x0e;
int86(0x83, ®s, ®s);
curmode = regs.h.al;
if (newmode != -1 && newmode != curmode) {
regs.h.cl = 0x0b;
regs.h.bl = newmode;
int86(0x83, ®s, ®s);
}
return curmode;
case FEP_AT7DOSV:
/* mode: 00000000 = off, 10000000 = on */
regs.x.ax = 0x1301;
int86(0x16, ®s, ®s);
curmode = regs.h.dl;
if (newmode != -1 && newmode != curmode) {
regs.x.ax = 0x1300;
regs.h.dl = newmode;
int86(0x16, ®s, ®s);
}
return curmode;
case FEP_IAS:
/*
* mode: 0rxxx000 = off, 1rxxx101 = on (r = romaji)
* bit7: kanji: 0 = off, 1 = on
* bit6: romaji: 0 = off, 1 = on
* bit5-3: reserved
* bit2-1: shift: 00=alpha, 01=kata, 10=hira, 11=reserved
* bit0: size: 0 = hankaku, 1 = zenkaku
*/
#define IASOFF(mode) ((mode & 0x87) == 0x00)
regs.x.ax = 0x1301;
int86(0x16, ®s, ®s);
curmode = regs.h.dl;
if (newmode == -1)
return IASOFF(curmode)? 0: curmode;
if (IASOFF(newmode) != IASOFF(curmode)) {
regs.x.ax = 0x1300;
regs.h.dl = (newmode & 0x87) | (curmode & 0x78);
int86(0x16, ®s, ®s);
}
return curmode;
#endif /* DO_GENERIC */
default:
return 0;
}
}
#ifdef DO_MSKANJI
/*
* MS-KANJI Application Interface access routines
*/
struct Kkname {
short wLevel; /* API support level */
char rgchName[8]; /* name of system */
char rgchVersion[4]; /* version # of system */
char rgchRevision[4]; /* revision # of system */
char Reserved[14]; /* reserved */
};
struct Dataparm {
short wType; /* display switch */
short wScan; /* key scan code */
short wAscii; /* ascii code */
short wShift; /* shift key status */
short wExShift; /* extended shift key status */
short cchResult; /* size of confirmed string */
char far *lpchResult; /* ptr to confirmed string */
short cchMode; /* size of mode display str */
char far *lpchMode; /* ptr to mode display str */
char far *lpattrMode; /* ptr to attribute of it */
short cchSystem; /* size of system string */
char far *lpchSystem; /* ptr to system string */
char far *lpattrSystem; /* ptr to attribute of it */
short ccBuf; /* size of unconfirmed str */
char far *lpchBuf; /* ptr to unconfirmed str */
char far *lpattrBuf; /* ptr to attribute of it */
short cchBufCursor; /* cursor position in it */
char Reserved[34]; /* reserved */
};
struct Funcparm {
short wFunc; /* function # */
short wMode; /* reference or set */
struct Kkname far *lpKkname; /* translation system */
struct Dataparm far *lpDataparm; /* data parameter */
char Reserved[4]; /* reserved */
};
/*
* function # for wFunc
*/
#define KKAsk 1
#define KKOpen 2
#define KKClose 3
#define KKInOut 4
#define KKMode 5
/*
* mode bit for wMode
*/
#define KM_GET 0x0000
#define KM_SET 0x8000
#define KM_OFF 0x0001
#define KM_ON 0x0002
#define KM_SYS 0x0004
#define KM_ECHO 0x0008
#if defined(LSI_C)
static int (far *KKfunc)(void);
#elif defined(__TURBOC__)
static int (far pascal *KKfunc)(struct Funcparm far *);
#else /* Microsoft C, Quick C, Lattice C */
static int (far pascal *KKfunc)(int *, struct Funcparm far *);
#endif
static int near __PASCAL msknj_kkfunc(struct Funcparm far *);
static struct Funcparm Funcbuf;
static struct Kkname Kkbuf;
static int near __PASCAL
msknj_find(char *dname)
{
int fd, n;
if (!check_dev(dname))
return 0;
/*
* get entry address of KKfunc()
*/
fd = open_dev(dname);
regs.x.ax = RCV_IOC_CHAR;
regs.x.bx = fd;
regs.x.cx = 4;
regs.x.dx = FAR_OFF((void far *)&KKfunc);
sregs.ds = FAR_SEG((void far *)&KKfunc);
intdosx(®s, ®s, &sregs);
n = regs.x.ax;
close_dev(fd);
if (n != 4) /* ioctl failed */
return 0;
/*
* check API support level
*/
memset(&Funcbuf, 0, sizeof(Funcbuf));
Funcbuf.wFunc = KKAsk;
Funcbuf.lpKkname = (struct Kkname far *)&Kkbuf;
if (msknj_kkfunc((struct Funcparm far *)&Funcbuf) < 0)
return 0;
if (Kkbuf.wLevel < 1) /* level too low */
return 0;
/*
* we don't use MS-KANJI API upon ATOK7 with MSATOK,
* because SoftVision's MSATOK doesn't satisfy the
* specification of KKMode function. MSKN 2.0 (later
* version of MSATOK; identified as "MSKN ") is O.K.
*/
if (!strncmp(Kkbuf.rgchName, "MSKNATOK", 8))
return 0;
return 1;
}
static int near __PASCAL
msknj_get_mode(void)
{
memset(&Funcbuf, 0, sizeof(Funcbuf));
Funcbuf.wFunc = KKMode;
Funcbuf.wMode = KM_GET;
msknj_kkfunc((struct Funcparm far *)&Funcbuf);
return (Funcbuf.wMode & KM_OFF)? 0: (Funcbuf.wMode & KM_SYS)? 1: 2;
}
static int near __PASCAL
msknj_set_mode(int mode)
{
memset(&Funcbuf, 0, sizeof(Funcbuf));
Funcbuf.wFunc = KKMode;
Funcbuf.wMode = KM_SET;
Funcbuf.wMode |= (mode == 0)? KM_OFF: KM_ON;
Funcbuf.wMode |= (mode == 1)? KM_SYS: KM_ECHO;
msknj_kkfunc((struct Funcparm far *)&Funcbuf);
return 0;
}
static int near __PASCAL
msknj_kkfunc(struct Funcparm far *bufp)
{
#if defined(__TURBOC__)
static int sp, ret;
sp = _SP;
ret = KKfunc((struct Funcparm far *)bufp);
_SP = sp;
return ret;
#elif defined(LSI_C)
static int savesp, ret;
savesp = _asm_i("\n\tmov\tax,sp");
/*
* pass the parameter to KKfunc() thru stack
* mov ax, [bufp].seg
* mov bx, [bufp].off
* push bx
* push ax
*/
_asm_c("\n\tpush\tbx\n\tpush\tax", (struct Funcparm far *)bufp);
ret = KKfunc();
_asm_c("\n\tmov\tsp,ax", savesp);
return ret;
#else /* Microsoft C, Quick C, Lattice C */
int magic;
/*
* magic cookie (hinted by Oh!No!):
* adjust resulting stack pointer for both C and pascal calls.
* valid under all memory models of Microsoft C and Lattice C.
*/
return KKfunc(&magic, (struct Funcparm far *)bufp);
#endif
}
#endif /* DO_MSKANJI */
#endif /* FEPCTRL */
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