1 files changed, 14 insertions, 0 deletions
diff --git a/decoders/mail/mail_decoder_util.h b/decoders/mail/mail_decoder_util.h
index 23f70ab..ad25d4d 100644
--- a/decoders/mail/mail_decoder_util.h
+++ b/decoders/mail/mail_decoder_util.h
@@ -29,6 +29,20 @@
 #define MAIL_MAX_CHARSET_LEN 32
 #define MAIL_ELEM_NUM 16
 
+enum MAIL_TOPIC{
+    MAIL_TOPIC_COMMAND,
+    MAIL_TOPIC_HEADER,
+    MAIL_TOPIC_BODY,
+    MAIL_TOPIC_ATTACHMENT,
+    MAIL_TOPIC_EML,
+    MAIL_TOPIC_MAX,
+};
+
+struct mail_topics {
+    const char *topic_names[MAIL_TOPIC_MAX];
+    int topic_ids[MAIL_TOPIC_MAX];
+};
+
 typedef struct _mail_elem_info
 {
 	int buflen;