win32tty: dynamic keystroke handler with 3.4.0 behaviour
This commit is contained in:
nethack.allison
6
Files
6
Files
@@ -190,9 +190,9 @@ winmain.c
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sys/winnt:
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(files for Windows 9x, NT and Windows2000 version)
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Install.nt Makefile.bcc Makefile.gcc Makefile.msc console.rc
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defaults.nh mapimail.c nethack.def nhdefkey.c nhico.uu
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nhsetup.bat ntsound.c nttty.c porthelp win32api.h
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winnt.c
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defaults.nh mapimail.c nethack.def nhdefkey.c nh340key.c
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nhico.uu nhsetup.bat ntsound.c nttty.c porthelp
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win32api.h winnt.c
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util:
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(files for all versions)
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@@ -572,7 +572,7 @@ $(NHRES): $(NTSYS)\console.rc $(NTSYS)\NetHack.ico
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# DO NOT INDENT THE << below!
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#
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$(GAMEFILE) : $(ALLOBJ) $(NHRES) $(GAMEDIR)\nhdefkey.dll
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$(GAMEFILE) : $(ALLOBJ) $(NHRES) $(GAMEDIR)\nhdefkey.dll $(GAMEDIR)\nh340key.dll
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@if not exist $(GAMEDIR)\*.* mkdir $(GAMEDIR)
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@echo Linking....
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$(link) $(LFLAGS) user32.lib winmm.lib -out:$@ @<<$(GAME).lnk
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@@ -597,6 +597,21 @@ $(GAMEDIR)\nhdefkey.dll : $(O)$(@B).o $(O)$(@B).def
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/PDB:"$(@B).PDB" /MAP:"$(@B).map" /DEF:$(O)$(@B).def \
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-out:$@ $(O)$(@B).o
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$(O)nh340key.def:
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@echo EXPORTS >$@
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@echo ProcessKeystroke >>$@
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@echo NHkbhit >>$@
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@echo SourceWhere >>$@
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@echo SourceAuthor >>$@
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@echo KeyHandlerName >>$@
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$(GAMEDIR)\nh340key.dll : $(O)$(@B).o $(O)$(@B).def
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@if not exist $(GAMEDIR)\*.* mkdir $(GAMEDIR)
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@echo Linking $@
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$(link) -debug:full -debugtype:cv /RELEASE /NOLOGO /DLL user32.lib \
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/PDB:"$(@B).PDB" /MAP:"$(@B).map" /DEF:$(O)$(@B).def \
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-out:$@ $(O)$(@B).o
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#
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# Secondary Targets.
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#
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241
sys/winnt/nh340key.c
Normal file
241
sys/winnt/nh340key.c
Normal file
@@ -0,0 +1,241 @@
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/* SCCS Id: @(#)nh340key.c 3.4 $Date$ */
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/* Copyright (c) NetHack PC Development Team 2003 */
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/* NetHack may be freely redistributed. See license for details. */
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/*
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* This is the NetHack keystroke processing from NetHack 3.4.0.
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* It can be built as a run-time loadable dll (nh340key.dll),
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* placed in the same directory as the nethack.exe executable,
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* and loaded by specifying OPTIONS=altkeyhandler:nh340key
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* in defaults.nh
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*/
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static char where_to_get_source[] = "http://www.nethack.org/";
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static char author[] = "The NetHack Development Team";
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#include "hack.h"
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#include "wintty.h"
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#include "win32api.h"
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extern HANDLE hConIn;
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extern INPUT_RECORD ir;
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char dllname[512];
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char *shortdllname;
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int WINAPI DllMain(HINSTANCE hInstance, DWORD fdwReason, PVOID pvReserved)
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{
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char dlltmpname[512];
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char *tmp = dlltmpname, *tmp2;
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*(tmp + GetModuleFileName(hInstance, tmp, 511)) = '\0';
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(void)strcpy(dllname, tmp);
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tmp2 = strrchr(dllname, '\\');
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if (tmp2) {
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tmp2++;
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shortdllname = tmp2;
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}
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return TRUE;
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}
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/*
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* Keyboard translation tables.
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* (Adopted from the MSDOS port)
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*/
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#define KEYPADLO 0x47
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#define KEYPADHI 0x53
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#define PADKEYS (KEYPADHI - KEYPADLO + 1)
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#define iskeypad(x) (KEYPADLO <= (x) && (x) <= KEYPADHI)
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/*
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* Keypad keys are translated to the normal values below.
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* Shifted keypad keys are translated to the
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* shift values below.
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*/
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static const struct pad {
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uchar normal, shift, cntrl;
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} keypad[PADKEYS] = {
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{'y', 'Y', C('y')}, /* 7 */
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{'k', 'K', C('k')}, /* 8 */
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{'u', 'U', C('u')}, /* 9 */
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{'m', C('p'), C('p')}, /* - */
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{'h', 'H', C('h')}, /* 4 */
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{'g', 'G', 'g'}, /* 5 */
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{'l', 'L', C('l')}, /* 6 */
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{'+', 'P', C('p')}, /* + */
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{'b', 'B', C('b')}, /* 1 */
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{'j', 'J', C('j')}, /* 2 */
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{'n', 'N', C('n')}, /* 3 */
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{'i', 'I', C('i')}, /* Ins */
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{'.', ':', ':'} /* Del */
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}, numpad[PADKEYS] = {
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{'7', M('7'), '7'}, /* 7 */
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{'8', M('8'), '8'}, /* 8 */
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{'9', M('9'), '9'}, /* 9 */
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{'m', C('p'), C('p')}, /* - */
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{'4', M('4'), '4'}, /* 4 */
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{'g', 'G', 'g'}, /* 5 */
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{'6', M('6'), '6'}, /* 6 */
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{'+', 'P', C('p')}, /* + */
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{'1', M('1'), '1'}, /* 1 */
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{'2', M('2'), '2'}, /* 2 */
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{'3', M('3'), '3'}, /* 3 */
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{'i', 'I', C('i')}, /* Ins */
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{'.', ':', ':'} /* Del */
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};
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#define inmap(x,vk) (((x) > 'A' && (x) < 'Z') || (vk) == 0xBF || (x) == '2')
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int __declspec(dllexport) __stdcall
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ProcessKeystroke(ir, valid, numberpad, portdebug)
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INPUT_RECORD *ir;
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boolean *valid;
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boolean numberpad;
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int portdebug;
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{
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int metaflags = 0, k = 0;
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int keycode, vk;
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unsigned char ch, pre_ch, mk = 0;
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unsigned short int scan;
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unsigned long shiftstate;
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int altseq = 0;
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const struct pad *kpad;
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shiftstate = 0L;
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ch = pre_ch = ir->Event.KeyEvent.uChar.AsciiChar;
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scan = ir->Event.KeyEvent.wVirtualScanCode;
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vk = ir->Event.KeyEvent.wVirtualKeyCode;
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keycode = MapVirtualKey(vk, 2);
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shiftstate = ir->Event.KeyEvent.dwControlKeyState;
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if (shiftstate & (LEFT_ALT_PRESSED|RIGHT_ALT_PRESSED)) {
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if (ch || inmap(keycode,vk)) altseq = 1;
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else altseq = -1; /* invalid altseq */
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}
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if (ch || (iskeypad(scan)) || (altseq > 0))
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*valid = TRUE;
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/* if (!valid) return 0; */
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/*
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* shiftstate can be checked to see if various special
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* keys were pressed at the same time as the key.
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* Currently we are using the ALT & SHIFT & CONTROLS.
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*
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* RIGHT_ALT_PRESSED, LEFT_ALT_PRESSED,
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* RIGHT_CTRL_PRESSED, LEFT_CTRL_PRESSED,
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* SHIFT_PRESSED,NUMLOCK_ON, SCROLLLOCK_ON,
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* CAPSLOCK_ON, ENHANCED_KEY
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*
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* are all valid bit masks to use on shiftstate.
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* eg. (shiftstate & LEFT_CTRL_PRESSED) is true if the
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* left control key was pressed with the keystroke.
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*/
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if (iskeypad(scan)) {
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kpad = numberpad ? numpad : keypad;
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if (shiftstate & SHIFT_PRESSED) {
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ch = kpad[scan - KEYPADLO].shift;
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}
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else if (shiftstate & (LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED)) {
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ch = kpad[scan - KEYPADLO].cntrl;
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}
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else {
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ch = kpad[scan - KEYPADLO].normal;
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}
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}
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else if (altseq > 0) { /* ALT sequence */
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if (vk == 0xBF) ch = M('?');
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else ch = M(tolower(keycode));
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}
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if (ch == '\r') ch = '\n';
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#ifdef PORT_DEBUG
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if (portdebug) {
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char buf[BUFSZ];
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Sprintf(buf,
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"PORTDEBUG (%s): ch=%u, sc=%u, vk=%d, sh=0x%X (ESC to end)",
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shortdllname, ch, scan, vk, shiftstate);
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fprintf(stdout, "\n%s", buf);
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}
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#endif
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return ch;
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}
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int __declspec(dllexport) __stdcall
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NHkbhit(hConIn, ir)
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HANDLE hConIn;
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INPUT_RECORD *ir;
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{
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int done = 0; /* true = "stop searching" */
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int retval; /* true = "we had a match" */
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DWORD count;
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unsigned short int scan;
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unsigned char ch;
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unsigned long shiftstate;
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int altseq = 0, keycode, vk;
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done = 0;
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retval = 0;
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while (!done)
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{
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count = 0;
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PeekConsoleInput(hConIn,ir,1,&count);
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if (count > 0) {
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if (ir->EventType == KEY_EVENT && ir->Event.KeyEvent.bKeyDown) {
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ch = ir->Event.KeyEvent.uChar.AsciiChar;
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scan = ir->Event.KeyEvent.wVirtualScanCode;
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shiftstate = ir->Event.KeyEvent.dwControlKeyState;
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vk = ir->Event.KeyEvent.wVirtualKeyCode;
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keycode = MapVirtualKey(vk, 2);
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if (shiftstate & (LEFT_ALT_PRESSED|RIGHT_ALT_PRESSED)) {
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if (ch || inmap(keycode,vk)) altseq = 1;
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else altseq = -1; /* invalid altseq */
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}
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if (ch || iskeypad(scan) || altseq) {
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done = 1; /* Stop looking */
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retval = 1; /* Found what we sought */
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}
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}
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else if ((ir->EventType == MOUSE_EVENT &&
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(ir->Event.MouseEvent.dwButtonState & MOUSEMASK))) {
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done = 1;
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retval = 1;
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}
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else /* Discard it, it's an insignificant event */
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ReadConsoleInput(hConIn,ir,1,&count);
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} else /* There are no events in console event queue */ {
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done = 1; /* Stop looking */
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retval = 0;
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}
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}
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return retval;
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}
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int __declspec(dllexport) __stdcall
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SourceWhere(buf)
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char **buf;
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{
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if (!buf) return 0;
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*buf = where_to_get_source;
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return 1;
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}
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int __declspec(dllexport) __stdcall
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SourceAuthor(buf)
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char **buf;
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{
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if (!buf) return 0;
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*buf = author;
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return 1;
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}
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int __declspec(dllexport) __stdcall
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KeyHandlerName(buf, full)
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char **buf;
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int full;
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{
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if (!buf) return 0;
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if (full) *buf = dllname;
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else *buf = shortdllname;
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return 1;
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}
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