Added ASN debug group to log low-level encoding/decoding (ASN.1, X.509).

This will allow us to remove quite some clutter from the LIB debug group
for higher debug levels.

src/libstrongswan/debug.c

@@ -26,6 +26,7 @@ ENUM(debug_names, DBG_DMN, DBG_LIB,
 	"CFG",
 	"KNL",
 	"NET",
+	"ASN",
 	"ENC",
 	"TNC",
 	"IMC",
@@ -44,6 +45,7 @@ ENUM(debug_lower_names, DBG_DMN, DBG_LIB,
 	"cfg",
 	"knl",
 	"net",
+	"asn",
 	"enc",
 	"tnc",
 	"imc",

src/libstrongswan/debug.h

@@ -48,6 +48,8 @@ enum debug_t {
 	DBG_KNL,
 	/** networking/sockets */
 	DBG_NET,
+	/** low-level encoding/decoding (ASN.1, X.509 etc.) */
+	DBG_ASN,
 	/** message encoding/decoding */
 	DBG_ENC,
 	/** trusted network connect */