idt

src/vga.c

@@ -116,7 +116,6 @@ void vga_print_success(const char* message)
     vga_print_colored("success", VGA_GREEN);
     vga_print(" ] ");
     vga_print(message);
-    vga_print("\n");
 }
 
 void vga_print_error(const char* message)
@@ -125,5 +124,64 @@ void vga_print_error(const char* message)
     vga_print_colored("error", VGA_RED);
     vga_print(" ] ");
     vga_print(message);
-    vga_print("\n");
+}
+
+static void reverse(char* str, int length)
+{
+    int start = 0;
+    int end = length - 1;
+    while (start < end)
+    {
+        char temp = str[start];
+        str[start] = str[end];
+        str[end] = temp;
+        start++;
+        end--;
+    }
+}
+
+static int uitoa(unsigned int value, char* buffer)
+{
+    int i = 0;
+    if (value == 0)
+    {
+        buffer[i++] = '0';
+        buffer[i] = '\0';
+        return i;
+    }
+
+    while (value > 0)
+    {
+        buffer[i++] = (value % 10) + '0';
+        value /= 10;
+    }
+
+    buffer[i] = '\0';
+    reverse(buffer, i);
+    return i;
+}
+
+void vga_print_uint(unsigned int value)
+{
+    char buffer[11];
+    uitoa(value, buffer);
+    vga_print(buffer);
+}
+
+void vga_print_int(int value)
+{
+    char buffer[12];
+
+    if (value < 0)
+    {
+        vga_print("-");
+        unsigned int abs_val = (unsigned int)(-value);
+        uitoa(abs_val, buffer);
+    }
+    else
+    {
+        uitoa((unsigned int)value, buffer);
+    }
+
+    vga_print(buffer);
 }