project2 / project3 com390

Signed-off-by: Amrit Panesar <apanesar@4195tech.com>

COM390/Project2/Project2/Project2.vcxproj

@@ -43,7 +43,7 @@
     <ClCompile>
       <WarningLevel>Level3</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <SDLCheck>true</SDLCheck>
+      <SDLCheck>false</SDLCheck>
     </ClCompile>
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>

COM390/Project2/Project2/main.c

@@ -2,48 +2,106 @@
  *  Program: COM 390 - Project 2
  *   Author: Amrit Panesar <apanesar-77260@student.coleman.edu
  *     Date: 2015-08-11
- *  Purpose: Count from 100 to 0 and 0 to 100 two different ways.
+ *  Purpose: Count from 0 to 100 and 100 to 0 two different ways.
  *****************************************************************************/
 
 #include "main.h"
 
-int i, j, k = 0;
-char bufnum[3];
+int i, j, k = 0, linebr = 80/3;
+#define BUFARR 100
+#define BUFLEN 3
+int bufnum1[BUFARR], bufnum2[BUFARR], bufnum3[BUFARR];
 
 int main(int argc, char** argv) {
 
+	printf("%s\n", "Calculating...");
+
 	if (hundred2zero() !=  TRUE) {
 		printf("Error condition found, exiting early");
 		return 1;
 	}
 
-	if (zero2hundred() != TRUE) {
+	if (zero2hundred1() != TRUE) {
+		printf("Error condition found, exiting early");
+		return 1;
+	}
+
+	if (zero2hundred2() != TRUE) {
 		printf("Error condition found, exiting early");
 		return 1;
 	}
 
 	pause();
 
+	printf("%s\n", "Printing Hundred to Zero..");
+	for (i = 0; i < BUFARR; i++) {
+		if (i % 10 == 0) {
+			printf("\n");
+		}
+		printf("%03d ", bufnum1[i]);
+	}
+	printf("\n");
+	pause();
+
+	printf("%s\n", "Printing Hundred to Zero (1)");
+	for (i = 0; i < BUFARR; i++) {
+		if (i % 10 == 0) {
+			printf("\n");
+		}
+		printf("%03d ", bufnum2[i]);
+	}
+	printf("\n");
+	pause();
+
+	printf("%s\n", "Printing Hundred to Zero (2)");
+	for (i = 0; i < BUFARR; i++) {
+		if (i % 10 == 0) {
+			printf("\n");
+		}
+		printf("%03d ", bufnum3[i]);
+	}
+	printf("\n");
+	pause();
+
 	return 0;
 }
 
 bool hundred2zero() {
-	for (i = 1; i <= 100; i++) {
-		sprintf("%d03", i);
+	for (i = 0; i < BUFARR; i++) {
+		bufnum1[i] = i + 1;
 	}
 	return TRUE;
 }
 
-bool zero2hundred() {
-	j = 100;
+bool zero2hundred1() {
+	j = BUFARR + 1;
 
 	while (j > 0) {
-		sprintf("%d03", j);
+		bufnum2[BUFARR - j] = --j;
 	}
+
+	return TRUE;
+}
+
+bool zero2hundred2() {
+	k = BUFARR + 1;
+
+zerohundred_loop:
+
+	bufnum3[BUFARR - k] = --k;
+
+	if (k >= 0) {
+		goto zerohundred_loop;
+	} else {
+		goto zerohundred_done;
+	}
+
+zerohundred_done:
+
 	return TRUE;
 }
 
 void pause() {
-	printf("Press any key to continue. . .");
+	printf("\n%s\n", "Press any key to continue. . .");
 	getch();
 }

COM390/Project2/Project2/main.h

@@ -2,7 +2,7 @@
  *  Program: COM 390 - Project 2
  *   Author: Amrit Panesar <apanesar-77260@student.coleman.edu
  *     Date: 2015-08-11
- *  Purpose: Count from 100 to 0 and 0 to 100 two different ways.
+ *  Purpose: Count from 0 to 100 and 100 to 0 two different ways.
  *****************************************************************************/
 
 #include <stdlib.h>
@@ -15,6 +15,7 @@ typedef int bool;
 #define FALSE 0
 
 bool zero2hundred();
-bool hundred2zero();
+bool hundred2zero1();
+bool hundred2zero2();
 
 void pause();

COM390/Project2/calc.asm

@@ -0,0 +1,32 @@
+;By Amrit Panesar <apanesar-77260@student.coleman.edu>
+;References code from Steve Hanna of vividmachines.com
+;Launches calc.exe
+
+[Section .text]
+
+global _start
+
+_start:
+
+jmp short GetCommand
+
+CommandReturn:
+	pop ebx			;ebx now holds the handle to the string
+	xor eax,eax
+	push eax 
+	xor eax,eax			;for some reason the registers can be very volatile, did this just in case
+	mov [ebx + 89],al		;insert the NULL character
+	push ebx
+	mov ebx,0x77e6fd35
+	call ebx			;call WinExec(path,showcode)
+
+	xor eax,eax			;zero the register again, clears winexec retval
+	push eax
+	mov ebx, 0x77e798fd
+	call ebx			;call ExitProcess(0);
+
+
+GetCommand:
+	;the N at the end of the db will be replaced with a null character
+	call CommandReturn
+	db "cmd.exe /c calc.exe"