Add readme

README.md

@@ -0,0 +1,27 @@
+# Password generator
+* can generate multiple passwords at once (separated by \n)
+* can use Cyrillic/Japanese/Chinese character sets
+* uses at least one character from each character set
+
+## Build
+
+```sh
+go build .
+```
+
+## Usage
+
+```sh
+Usage of ./passgen:
+  -L int             length of the generated password (default 16)
+  -S                 use spaces
+  -all               use all character sets
+  -c int             how many passwords to generate (default 1)
+  -l                 use lowercase ascii characters
+  -U                 use uppercase ascii characters
+  -n                 use numbers
+  -s                 use special characters
+  -unicode-cyrillic  use unicode Cyrillic characters
+  -unicode-chinese   use unicode Chinese characters
+  -unicode-japanese  use unicode Japanese characters
+```

main.go

@@ -19,6 +19,7 @@ func main() {
 	flagSetNumbers := flag.Bool("n", false, "use numbers")
 	flagSetSpecialChars := flag.Bool("s", false, "use special characters")
 	flagSetSpaces := flag.Bool("S", false, "use spaces")
+	flagSetUnicodeCyrillic := flag.Bool("unicode-cyrillic", false, "use unicode cyrillic characters")
 	flagSetUnicodeJapanese := flag.Bool("unicode-japanese", false, "use unicode Japanese characters")
 	flagSetUnicodeChinese := flag.Bool("unicode-chinese", false, "use unicode Chinese characters")
 
@@ -42,12 +43,13 @@ func main() {
 		*flagSetSpecialChars = true
 		*flagSetSpaces = true
 
+		*flagSetUnicodeCyrillic = true
 		*flagSetUnicodeJapanese = true
 		*flagSetUnicodeChinese = true
 	}
 
 	// use default password preset no sets were requested
-	if !*flagSetAll && !*flagSetAsciiLowercase && !*flagSetAsciiUppercase && !*flagSetNumbers && !*flagSetSpecialChars && !*flagSetSpaces && !*flagSetUnicodeJapanese && !*flagSetUnicodeChinese {
+	if !*flagSetAll && !*flagSetAsciiLowercase && !*flagSetAsciiUppercase && !*flagSetNumbers && !*flagSetSpecialChars && !*flagSetSpaces && !*flagSetUnicodeCyrillic && !*flagSetUnicodeJapanese && !*flagSetUnicodeChinese {
 		*flagSetAsciiLowercase = true
 		*flagSetAsciiUppercase = true
 		*flagSetNumbers = true
@@ -73,6 +75,9 @@ func main() {
 	}
 
 	// unicode
+	if *flagSetUnicodeCyrillic {
+		characterSets = append(characterSets, dictionary.ShuffleDictionarySet(sets.Cyrillic()))
+	}
 	if *flagSetUnicodeJapanese {
 		characterSets = append(characterSets, dictionary.ShuffleDictionarySet(sets.Japanese()))
 	}
@@ -87,5 +92,10 @@ func main() {
 		for _, i := range password {
 			fmt.Printf("%c", i)
 		}
+
+		// new line
+		if i < *flagCount {
+			fmt.Print("\n")
+		}
 	}
 }