Add base32 and 64 password support to genpass

dot_local/bin/executable_genpass

@@ -14,6 +14,8 @@ Generate random password from /dev/urandom using the character set chosen
 Option (pick one character set):"
 local help_options="\t\-a ,\--all\ all printable characters, not including space
 	\t\-lt ,\--limited\ all except special characters [A-Za-z0-9%+,-./:=@^_]
+	\t\-b32 ,\--base32\ all valid base32 characters [A-Z2-7=]
+	\t\-b64 ,\--base64\ all valid base64 characters [A-Za-z0-9+/]
 	\t\-an ,\--alphanumeric\ letters and digits
 	\t\-al ,\--alpha\ letters
 	\t\-u ,\--upper\ upper case letters
@@ -55,42 +57,42 @@ key="$1"
 
 case $key in
 	-a|--all)
-		all="true"
 		characters="[:graph:]"
 		shift
 		;;
 	-lt|--limited)
-		special="true"
 		characters="A-Za-z0-9%+,-./:=@^_"
 		shift
 		;;
+	-b32|--base32)
+		characters="A-Z2-7="
+		shift
+		;;
+	-b64|--base64)
+		characters="A-Za-z0-9+/"
+		shift
+		;;
 	-an|--alphanumeric)
-		alphanumeric="true"
 		characters="[:alnum:]"
 		shift
 		;;
 	-al|--alpha)
-		alpha="true"
 		characters="[:alpha:]"
 		shift
 		;;
 	-u|--upper)
-		upper="true"
 		characters="[:upper:]"
 		shift
 		;;
 	-l|--lower)
-		lower="true"
 		characters="[:lower:]"
 		shift
 		;;
 	-n|--numeric)
-		numeric="true"
 		characters="[:digit:]"
 		shift
 		;;
 	-h|--hex)
-		hex="true"
 		characters="0-9a-f"
 		shift
 		;;