diff --git a/engines/cge2/fileio.cpp b/engines/cge2/fileio.cpp
index 6cc9f8b8ded9..91a9954e9481 100644
--- a/engines/cge2/fileio.cpp
+++ b/engines/cge2/fileio.cpp
@@ -245,6 +245,17 @@ char *EncryptedStream::token(char *s) {
 	return strtok(s, " =\t,;/()");
 }
 
+ID EncryptedStream::ident(const char *s) {
+	if (s) {
+		for (const char **e = kIdTab; *e; e++) {
+			if (scumm_stricmp(s, *e) == 0) {
+				return ID(e - kIdTab);
+			}
+		}
+	}
+	return kIdNone;
+}
+
 int32 EncryptedStream::size() {
 	return _readStream->size();
 }
@@ -261,6 +272,7 @@ const char *EncryptedStream::kIdTab[] = {
 	"[near]", "[mtake]", "[ftake]", "[phase]", "[seq]",
 	"Name", "Type", "Front", "East",
 	"Portable", "Transparent",
-	NULL };
+	NULL
+};
 
 } // End of namespace CGE2
diff --git a/engines/cge2/fileio.h b/engines/cge2/fileio.h
index 0d32cab3c217..fdf1b8325efa 100644
--- a/engines/cge2/fileio.h
+++ b/engines/cge2/fileio.h
@@ -45,6 +45,13 @@ class CGE2Engine;
 #define kDatName      "VOL.DAT"
 #define kCryptSeed    0xA5
 
+enum ID {
+	kIdNear, kIdMTake, kIdFTake, kIdPhase, kIdSeq,
+	kIdName, kIdType, kIdFront, kIdEast,
+	kIdPortable, kIdTransparent,
+	kIdNone
+};
+
 struct BtKeypack {
 	char _key[kBtKeySize];
 	uint32 _pos;
@@ -119,6 +126,7 @@ class EncryptedStream {
 	Common::String readLine();
 	static int number(char *s);
 	static char *token(char *s);
+	static ID ident(const char *s);
 	int getLineCount() { return _lineCount; }
 };