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--- /dev/null
+/* Thanks to Alex Russell for example code */
+/* Thanks to Gary Neal for example code */
+#include "dos_kb.h"
+
+// keyboard buffer
+static byte key[NUM_SCANCODES]; // pressed
+static byte kea[NUM_SCANCODES]; // released
+
+#ifdef __cplusplus /* Function must be declared C style */
+extern "C" {
+#endif
+static void interrupt (far *oldkb)(void) = NULL; /* BIOS keyboard handler */
+#ifdef __cplusplus
+}
+#endif
+
+/*
+ * Comment out the following #define if you don't want the testing main()
+ * to be included.
+ */
+//#define TESTING
+
+/*****************NEW KEYBOARD 09h ISR***********************/
+void interrupt newkb(void){
+ byte kee;
+ register char qx;
+
+ kee = inp(0x60); /* Read the keyboard scan code */
+
+ /* Clear keyboard controller on XT machines */
+ qx = inp(0x61); /* Get keyboard control register */
+ qx |= 0x82;
+ outp(0x61, qx); /* Toggle acknowledge bit high */
+ qx &= 0x7F;
+ outp(0x61, qx); /* Toggle acknowledge bit low */
+
+ /* Interpret the scan code and set our flags */
+ #ifdef TESTING
+ //printf("%d[%d]\n",kee,key[kee]);
+ #endif
+ if(kee & 0x80)
+ key[kee & 0x7F] = 0; // a key is released
+ else
+ key[kee] = kea[kee] = 1; // a key is pressed
+
+ /* Acknowledge the interrupt to the programmable interrupt controller */
+ outp(0x20, 0x20); /* Signal non specific end of interrupt */
+}
+
+/* ---------------------- init_keyboard() ---------------- April 17,1993 */
+/* restore the bios keyboard handler */
+/* ---------------------- deinit_keyboard() -------------- April 17,1993 */
+void setkb(int vq){
+ int i; /* Index variable */
+ if(!vq){ // deinitiation
+ /* Abort if our function pointer has no valid address */
+ if(oldkb == NULL) return;
+ /* Set address in our function pointer in interrupt vector table */
+ _dos_setvect(9, oldkb);
+ /* Reset our function pointer to contain no valid address */
+ oldkb = NULL;
+ #ifdef TESTING
+ /* Print the key heap */
+ /*printf("\n");
+ for(i=0; i<NUM_SCANCODES; i++){
+ if(i==NUM_SCANCODES/2) printf("================================\n");
+ printf("%03d[%d][%d]",i+1,key[i],kea[i]);
+ if(key[i]==1)printf("====");
+ printf(",\n");
+ }*/
+ #endif
+ }else if(vq == 1){ // initiation
+ byte far *lock_key;
+
+ /* Abort if our function pointer has a valid address. */
+ if(oldkb != NULL) return;
+
+ /* Clear the keyboard buttons state arrays */
+ for(i = 0; i < NUM_SCANCODES; i++)
+ key[i] = kea[i] = 0;
+
+ /* save old BIOS key board handler */
+ oldkb = _dos_getvect(9);
+
+ // turn off num-lock via BIOS
+ lock_key = MK_FP(0x040, 0x017); // Pointing to the address of the bios shift state keys
+ *lock_key&=(~(16 | 32 | 64)); // toggle off the locks by changing the values of the 4th, 5th, and 6th bits of the address byte of 0040:0017
+ oldkb(); // call BIOS keyhandler to change keyboard lights
+
+ /* setup our own handler */
+ _dos_setvect(9, newkb);
+ }
+}
+
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *\
+ * keyp *
+ * *
+ * Returns the status of the key requested. *
+ * The status is 1 if the key is pressed or has been pressed since the *
+ * last call to this function for that particular key. *
+\* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+int keyp(byte c){
+ register char retVal;
+
+ /* Key value in range of keyboard keys available */
+ c &= 0x7F;
+
+ /* Get the status of the key requested */
+ retVal = key[c] | kea[c];
+
+ /* Reset the was pressed status for the requested key */
+ kea[c] = 0;
+
+ /* Return the requested key's state */
+ return retVal;
+}
+
+
+/*
+ * The library testing routines follows below.
+ */
+
+#ifdef TESTING
+
+/*
+ * Library test (program) entry point.
+ */
+
+void main(void)
+{
+ byte q;
+ setkb(1);
+ while(!keyp(1))
+ {
+ keyp(q);
+ }
+ setkb(0);
+}
+
+#endif
--- /dev/null
+#ifndef _DOSLIB_KB_H_\r
+#define _DOSLIB_KB_H_\r
+#include "lib\lib_com.h"\r
+\r
+/* Maximum number of scan codes on keyboard controllers */\r
+#define NUM_SCANCODES 128\r
+\r
+#ifdef __cplusplus /* Functions must be declared C style */\r
+extern "C" {\r
+#endif\r
+void interrupt far newkb(void);\r
+//extern void interrupt (far *oldkb)(void);\r
+void setkb(int vq);\r
+int keyp(byte c);\r
+\r
+/* Define macro */\r
+//#define kepn(c) key[c & 0x7F]\r
+\r
+#ifdef __cplusplus\r
+}\r
+#endif\r
+\r
+#endif/*_DOSLIB_KB_H_*/\r
--- /dev/null
+//#include "src\lib\lib_com.h"
+#include "lib\lib_com.h"
+\r
+/* local function */\r
+void wait(clock_t wait);\r
+\r
+/* Function: Wait **********************************************************\r
+*\r
+* Parameters: wait - time in microseconds\r
+*\r
+* Description: pauses for a specified number of microseconds.\r
+*\r
+*/\r
+void wait(clock_t wait){\r
+ clock_t goal;\r
+\r
+ if(!wait) return;\r
+\r
+ goal = wait + clock();\r
+ while((goal > clock()) && !kbhit()) ;\r
+} /* End of wait */
\ No newline at end of file
--- /dev/null
+#ifndef _LIBCOM_H_\r
+#define _LIBCOM_H_\r
+#include <dos.h>\r
+#include <stdio.h>\r
+#include <conio.h> // just for wait\r
+#include <time.h> // just for wait
+#include "types.h"\r
+\r
+/* Control codes for all keys on the keyboard */\r
+//here temperarly\r
+#define KEY_A (0x1E)\r
+#define KEY_B (0x30)\r
+#define KEY_C (0x2E)\r
+#define KEY_D (0x20)\r
+#define KEY_E (0x12)\r
+#define KEY_F (0x21)\r
+#define KEY_G (0x22)\r
+#define KEY_H (0x23)\r
+#define KEY_I (0x17)\r
+#define KEY_J (0x24)\r
+#define KEY_K (0x25)\r
+#define KEY_L (0x26)\r
+#define KEY_M (0x32)\r
+#define KEY_N (0x31)\r
+#define KEY_O (0x18)\r
+#define KEY_P (0x19)\r
+#define KEY_Q (0x10)\r
+#define KEY_R (0x13)\r
+#define KEY_S (0x1F)\r
+#define KEY_T (0x14)\r
+#define KEY_U (0x16)\r
+#define KEY_V (0x2F)\r
+#define KEY_W (0x11)\r
+#define KEY_X (0x2D)\r
+#define KEY_Y (0x15)\r
+#define KEY_Z (0x2C)\r
+#define KEY_1 (0x02)\r
+#define KEY_2 (0x03)\r
+#define KEY_3 (0x04)\r
+#define KEY_4 (0x05)\r
+#define KEY_5 (0x06)\r
+#define KEY_6 (0x07)\r
+#define KEY_7 (0x08)\r
+#define KEY_8 (0x09)\r
+#define KEY_9 (0x0A)\r
+#define KEY_0 (0x0B)\r
+#define KEY_DASH (0x0C) /* -_ */\r
+#define KEY_EQUAL (0x0D) /* =+ */\r
+#define KEY_LBRACKET (0x1A) /* [{ */\r
+#define KEY_RBRACKET (0x1B) /* ]} */\r
+#define KEY_SEMICOLON (0x27) /* ;: */\r
+#define KEY_RQUOTE (0x28) /* '" */\r
+#define KEY_LQUOTE (0x29) /* `~ */\r
+#define KEY_PERIOD (0x33) /* .> */\r
+#define KEY_COMMA (0x34) /* ,< */\r
+#define KEY_SLASH (0x35) /* /? */\r
+#define KEY_BACKSLASH (0x2B) /* \| */\r
+#define KEY_F1 (0x3B)\r
+#define KEY_F2 (0x3C)\r
+#define KEY_F3 (0x3D)\r
+#define KEY_F4 (0x3E)\r
+#define KEY_F5 (0x3F)\r
+#define KEY_F6 (0x40)\r
+#define KEY_F7 (0x41)\r
+#define KEY_F8 (0x42)\r
+#define KEY_F9 (0x43)\r
+#define KEY_F10 (0x44)\r
+#define KEY_ESC (0x01)\r
+#define KEY_BACKSPACE (0x0E)\r
+#define KEY_TAB (0x0F)\r
+#define KEY_ENTER (0x1C)\r
+#define KEY_CONTROL (0x1D)\r
+#define KEY_LSHIFT (0x2A)\r
+#define KEY_RSHIFT (0x36)\r
+#define KEY_PRTSC (0x37)\r
+#define KEY_ALT (0x38)\r
+#define KEY_SPACE (0x39)\r
+#define KEY_CAPSLOCK (0x3A)\r
+#define KEY_NUMLOCK (0x45)\r
+#define KEY_SCROLLLOCK (0x46)\r
+#define KEY_HOME (0x47)\r
+#define KEY_UP (0x48)\r
+#define KEY_PGUP (0x49)\r
+#define KEY_MINUS (0x4A)\r
+#define KEY_LEFT (0x4B)\r
+#define KEY_CENTER (0x4C)\r
+#define KEY_RIGHT (0x4D)\r
+#define KEY_PLUS (0x4E)\r
+#define KEY_END (0x4F)\r
+#define KEY_DOWN (0x50)\r
+#define KEY_PGDOWN (0x51)\r
+#define KEY_INS (0x52)\r
+#define KEY_DEL (0x53)\r
+\r
+#define KEY_LWIN (0x73)\r
+#define KEY_RWIN (0x74)\r
+#define KEY_MENU (0x75)\r
+\r
+\r
+//typedef unsigned char byte;
+//typedef unsigned int word;
+//typedef unsigned short syte;\r
+\r
+void wait(clock_t wait);\r
+\r
+#endif/*_LIBCOM_H_*/\r
FLAGS=-0 \r
all: test.exe pcxtest.exe test2.exe scroll.exe\r
\r
-scroll.exe: scroll.obj modex16.obj\r
- wcl $(FLAGS) scroll.obj modex16.obj\r
+scroll.exe: scroll.obj modex16.obj dos_kb.obj\r
+ wcl $(FLAGS) scroll.obj modex16.obj dos_kb.obj\r
scroll.obj: scroll.c\r
wcl $(FLAGS) -c scroll.c\r
test.exe: test.obj modex16.obj\r
\r
modex16.obj: modex16.h modex16.c\r
wcl $(FLAGS) -c modex16.c\r
- \r
+
+dos_kb.obj: dos_kb.h dos_kb.c\r
+ wcl $(FLAGS) -c dos_kb.c
+\r
clean: \r
del *.obj\r
del *.exe\r
#include "modex16.h"\r
#include <stdio.h>\r
-#include <stdlib.h>\r
+#include <stdlib.h>
+#include "dos_kb.h"\r
\r
-word far *clock= (word far*) 0x046C; /* 18.2hz clock */\r
+//word far *clock= (word far*) 0x046C; /* 18.2hz clock */\r
\r
typedef struct {\r
bitmap_t *data;\r
int show1=1;\r
int tx, ty;\r
int x, y;
- int ch=0x0;
+ //int ch=0x0;
+ byte ch;
int q=0;\r
page_t screen;\r
map_t map;\r
map_view_t mv;\r
- byte *ptr;\r
- \r
+ byte *ptr;
+
+ setkb(1);\r
+\r
/* create the map */\r
map = allocMap(40,30);\r
initMap(&map);\r
mapGoTo(&mv, 0, 0);\r
modexShowPage(mv.page);\r
- while(1){ \r
+ while(!keyp(1))
+ {\r
// scroll all the way to the right\r
//for(x=0; x<(map.width*16-SCREEN_WIDTH); x++) {
- if(ch==0x4d){
+ //if(ch==0x4d){
+ if(keyp(77)){
for(q=0; q<16; q++) {\r
mapScrollRight(&mv, 1);\r
modexShowPage(mv.page);
\r
// scroll all the way to the left\r
//for(; x>0; x--) {
- if(ch==0x4b){
+ //if(ch==0x4b){
+ if(keyp(75)){
for(q=0; q<16; q++) {\r
mapScrollLeft(&mv, 1);\r
modexShowPage(mv.page);
\r
// scroll all the way down\r
//for(y=0; y<(map.height*16-SCREEN_HEIGHT); y++) {
- if(ch==0x50){
+ //if(ch==0x50){
+ if(keyp(80)){
for(q=0; q<16; q++) {\r
mapScrollDown(&mv, 1);\r
modexShowPage(mv.page);
\r
// scroll all the way up\r
//for(; y>0; y--) {
- if(ch==0x48){
+ //if(ch==0x48){
+ if(keyp(72)){
for(q=0; q<16; q++) {\r
mapScrollUp(&mv, 1);\r
modexShowPage(mv.page);
modexWaitBorder();\r
}*/
//while(1){
- ch=getch();
- //printf("0x%02x\n", ch);\r
- if(ch==0x71)break; // 'q'\r
- if(ch==0x1b)break; // 'ESC'\r
+// ch=getch();
+ //printf("0x%02x\n", ch);
+ keyp(ch);\r
+// if(ch==0x71)break; // 'q'\r
+// if(ch==0x1b)break; // 'ESC'\r
}\r
- modexLeave();\r
+ modexLeave();
+ setkb(0);\r
}\r
\r
\r
projects / 16.git / commitdiff