Fix a crash with Sequoia when changing subnet mask

Author: mulot

IPSubnetcalc.swift

@@ -455,20 +455,20 @@ class IPSubnetCalc: NSObject {
         var result: Decimal
 
         if (classType == "A") {
-            result = pow(2, Constants.classAbits - self.maskBits)
-            if (result > 0) {
+            if (Constants.classAbits - self.maskBits > 0) {
+                result = pow(2, Constants.classAbits - self.maskBits)
                 return (Int(truncating: NSDecimalNumber(decimal: result)))
             }
         }
         else if (classType == "B") {
-            result = pow(2, Constants.classBbits - self.maskBits)
-            if (result > 0) {
+            if (Constants.classBbits - self.maskBits > 0) {
+                result = pow(2, Constants.classBbits - self.maskBits)
                 return (Int(truncating: NSDecimalNumber(decimal: result)))
             }
         }
         else if (classType == "C") {
-            result = pow(2, Constants.classCbits - self.maskBits)
-            if (result > 0) {
+            if (Constants.classCbits - self.maskBits > 0) {
+                result = pow(2, Constants.classCbits - self.maskBits)
                 return (Int(truncating: NSDecimalNumber(decimal: result)))
             }
         }

SubnetCalc.xcodeproj/project.pbxproj

@@ -413,17 +413,19 @@
 				CODE_SIGN_IDENTITY = "Mac Developer";
 				COMBINE_HIDPI_IMAGES = YES;
 				COPY_PHASE_STRIP = NO;
-				CURRENT_PROJECT_VERSION = 11;
+				CURRENT_PROJECT_VERSION = 12;
 				DEVELOPMENT_TEAM = VNLK894MAE;
 				ENABLE_HARDENED_RUNTIME = YES;
 				GCC_DYNAMIC_NO_PIC = NO;
 				GCC_MODEL_TUNING = G5;
 				GCC_OPTIMIZATION_LEVEL = 0;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				INFOPLIST_FILE = "SubnetCalc-Info.plist";
+				INFOPLIST_KEY_CFBundleDisplayName = SubnetCalc;
+				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.utilities";
 				INSTALL_PATH = "$(HOME)/Applications";
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
-				MARKETING_VERSION = 2.5;
+				MARKETING_VERSION = 2.6;
 				PRODUCT_BUNDLE_IDENTIFIER = net.mulot.subnetcalc;
 				PRODUCT_NAME = SubnetCalc;
 				PROVISIONING_PROFILE_SPECIFIER = "";
@@ -442,16 +444,18 @@
 				CODE_SIGN_ENTITLEMENTS = SubnetCalc.entitlements;
 				CODE_SIGN_IDENTITY = "Mac Developer";
 				COMBINE_HIDPI_IMAGES = YES;
-				CURRENT_PROJECT_VERSION = 11;
+				CURRENT_PROJECT_VERSION = 12;
 				DEBUG_INFORMATION_FORMAT = "dwarf-with-dsym";
 				DEVELOPMENT_TEAM = VNLK894MAE;
 				ENABLE_HARDENED_RUNTIME = YES;
 				GCC_MODEL_TUNING = G5;
 				GCC_PRECOMPILE_PREFIX_HEADER = YES;
 				INFOPLIST_FILE = "SubnetCalc-Info.plist";
+				INFOPLIST_KEY_CFBundleDisplayName = SubnetCalc;
+				INFOPLIST_KEY_LSApplicationCategoryType = "public.app-category.utilities";
 				INSTALL_PATH = /Applications;
 				LD_RUNPATH_SEARCH_PATHS = "$(inherited) @executable_path/../Frameworks";
-				MARKETING_VERSION = 2.5;
+				MARKETING_VERSION = 2.6;
 				PRODUCT_BUNDLE_IDENTIFIER = net.mulot.subnetcalc;
 				PRODUCT_NAME = SubnetCalc;
 				PROVISIONING_PROFILE_SPECIFIER = "";