int checkIfAllMemoryLocationsAreValid(char **tokens) {
while(*tokens) {
if (!checkIfNumber(*tokens) || atoi(*tokens) <0
|| atoi(*tokens)>=MEMORY_SIZE) return 0;
tokens++;
}
return 1;
}
int checkAllRegistersAreValid(char **regs) {
while (*regs) {
if (!checkRegister(*regs) || !checkIfNumber(*regs+1) ||
getRegisterNumber(*regs) <0 ||
getRegisterNumber(*regs) >= NUMBER_OF_REGISTERS) {
return 0;
}
regs++;
}
return 1;
}
void setBreakPoints(int *breakPoints,char **tokens) {
int i=0;
if (strcmp(tokens[0],"-r")==0) {
tokens++;
while(*tokens) {
if (checkIfNumber(*tokens)==0) {
printInvalidCommandMessage();
return;
}
if (breakPoints[i]==atoi(*tokens)) {
breakPoints[i] = -1;
};
if (breakPoints[i] ==-1) {
printInvalidCommandMessage();
printf("breakpoint does not exists");
return;
}
i++;
tokens++;
}
} else if (strcmp(tokens[0],"-a")==0) {
tokens++;
int *temp = malloc(sizeof(int) * BREAKPOINTS_ARRAY_SIZE);
while(*tokens) {
if (checkIfNumber(*tokens)==0) {
printInvalidCommandMessage();
return;
}
temp[i] = atoi(*tokens);
i++;
tokens++;
}
memcpy(breakPoints,temp,sizeof(int) * i);
free(temp);
}
}
void searchRegister(struct Processor *proc, char **tokens) {
int start =0;
int end = NUMBER_OF_REGISTERS;
if (!checkIfNumber(tokens[1])) {
printInvalidCommandMessage();
return;
}
int value = atoi(tokens[1]);
if (!checkAllRegistersAreValid(tokens+1)) {
printInvalidCommandMessage();
return;
}
if (strcmp(tokens[0],"-r")==0) {
start = getRegisterNumber(token[2]);
end = getRegisterNumber(tokens[3]);
if (start>end) {
printInvalidCommandMessage();
return;
}
if (tokens[4]!=NULL) {
printInvalidCommandMessage();
return;
}
} else if (strcmp(tokens[0],"-a")!=0) {
printInvalidCommandMessage();
return;
}
printf("\n(JVG)");
for (int i = start; i<end ; i++) {
if (proc->gpr[i]==value) {
printf("$%i=%i ",i,getRegisterValue(getRegisterNumber));
}
}
printf("\n(JVG)");
}
/**
* Menu for utilities to be run as specified in the project documentation.
*
* Function instantiates the other Utilities using the OS32Memory component and returns the new object for the scheduler
*
* eg:
*
* Utility* util = new(OS32Memory::getInstance().alloc(sizeof(Converter))) Converter();
*
*/
Utilities* Utilities::displayMenu(){
int runUtil = -1;
Utilities* util = NULL;
UI::println( "\n\n::Utilities Menu::");
UI::println("1. Converter Utility");
UI::println("2. Encryption Utility");
UI::println("3. Message of the day Utility");
UI::println("4. Palindrome Utility");
UI::println("5. Calculator Utility");
UI::println("6. Display system date/time");
UI::println("0. Quit");
UI::print("\nEnter Utility to run (1-6, 0 to Quit): ");
string userInput = "";
runUtil = UI::read<int>();
if(checkIfNumber()){
flushInputStream();
switch(runUtil){
case CONVERTER_UTILITY:
util = new(OS32Memory::getInstance().alloc(sizeof(Converter))) Converter();
break;
case ENCRYPTION_UTILITY:
util = new(OS32Memory::getInstance().alloc(sizeof(Encryption))) Encryption();
break;
case MOTD_UTILITY:
util = new(OS32Memory::getInstance().alloc(sizeof(Motd))) Motd();
break;
case PALINDROME_UTILITY:
util = new(OS32Memory::getInstance().alloc(sizeof(Palindrome))) Palindrome();
break;
case CALCULATOR_UTILITY:
util = new(OS32Memory::getInstance().alloc(sizeof(Calculator))) Calculator();
break;
case DATE_TIME_UTILITY:
UI::println("I'm the date and time!");
break;
case EXIT:
util = NULL;
cout << "Exiting Utilites!" << endl;
break;
default:
UI::println("Error - Please enter a valid menu selection\n");
runUtil = -1;
break;
}
}
else{
UI::println("Error - Please enter a valid menu seclection\n");
runUtil = -1;
}
return util;
}
