1 files changed, 6 insertions, 1 deletions
diff --git a/nfcommander.h b/nfcommander.h
index 049380d..79b8790 100644
--- a/nfcommander.h
+++ b/nfcommander.h
@@ -15,6 +15,11 @@ typedef enum {
 	tag_ultralightc
 } nfc_tag_t;
 
+#define FLAG_TAG_DATA_VALID 1
+#define FLAG_TAG_UNPROGRAMMED 2
+#define FLAG_TAG_LOCKED 4
+#define TAG_STATUS_FLAGS ((FLAG_TAG_DATA_VALID | FLAG_TAG_UNPROGRAMMED | FLAG_TAG_LOCKED))
+
 typedef struct {
 	//core identifying properties
 	nfc_tag_t type;
@@ -42,4 +47,4 @@ int core_manage_fd(int fd, int manage, notification_target_t system);
  * be submitted again with the data fully read.
  */
 #define TAG_READ_REQUESTED 1
-int reader_tag_present(nfc_tag_info_t tag);
+int reader_tag_present(uint8_t flags, nfc_tag_info_t tag);