void keyboardHandler(registers_t regs) {
unsigned char scancode;
scancode = inb(0x60);
if (scancode & 0x80) {
// key release
unsigned char newSc = scancode - 128;
if (newSc == 42 || newSc == 54) {
mK.lShift = 0;
}
} else {
if (kbdus[scancode] == '\b') {
monitorBackSpace();
return;
} else if (kbdus[scancode] == '\n') {
monitorWrite("\n");
if (readingInput)
readingInput = 0;
return;
}
if (mK.lShift)
monitorPut(upperChar(kbdus[scancode]));
else
monitorPut(kbdus[scancode]);
if (readingInput && (scancode != 42 && scancode != 54)) {
if (!mK.lShift)
tempBuffer[bufferCount] = kbdus[scancode];
else
tempBuffer[bufferCount] = upperChar(kbdus[scancode]);
bufferCount++;
} else if (getchFlag && (scancode != 42 && scancode != 54)) {
if (!mK.lShift)
getchChar = kbdus[scancode];
else
getchChar = upperChar(kbdus[scancode]);
getchFlag = 0;
}
if (scancode == 42 || scancode == 54) {
// shift keys
mK.lShift = 1;
}
}
}
TString strUpper(const TString& s){
TString str = "";
if (s.isEmpty()) return str;
char* dummy = (char*)malloc(s.length()+1);
if (!dummy) return str = s;
for (int i = 0; i <= s.length(); i++){
dummy[i] = upperChar(s[i]);
}
str = (const char*)dummy;
free(dummy);
return str;
}
