new: SNI packet sniffer + sniffer refactoring.

core/swag.go

@@ -9,28 +9,42 @@ const (
 	GREEN  = "\033[32m"
 	YELLOW = "\033[33m"
 
+	FG_BLACK = "\033[30m"
+	FG_WHITE = "\033[97m"
+
+	BG_DGRAY  = "\033[100m"
+	BG_RED    = "\033[41m"
+	BG_GREEN  = "\033[42m"
+	BG_YELLOW = "\033[43m"
+	BG_LBLUE  = "\033[104m"
+
 	RESET = "\033[0m"
 )
 
 const ON = GREEN + "✔" + RESET
 const OFF = RED + "✘" + RESET
 
+// W for Wrap
+func W(e, s string) string {
+	return e + s + RESET
+}
+
 func Bold(s string) string {
-	return BOLD + s + RESET
+	return W(BOLD, s)
 }
 
 func Dim(s string) string {
-	return DIM + s + RESET
+	return W(DIM, s)
 }
 
 func Red(s string) string {
-	return RED + s + RESET
+	return W(RED, s)
 }
 
 func Green(s string) string {
-	return GREEN + s + RESET
+	return W(GREEN, s)
 }
 
 func Yellow(s string) string {
-	return YELLOW + s + RESET
+	return W(YELLOW, s)
 }