1 files changed, 21 insertions, 0 deletions
diff --git a/nfcommander.h b/nfcommander.h
index 65ca9d2..7990198 100644
--- a/nfcommander.h
+++ b/nfcommander.h
@@ -7,9 +7,30 @@
 #endif
 
 typedef enum {
+	tag_unset,
+	tag_mifare1,
+	tag_ntag,
+	tag_desfire,
+	tag_ultralight,
+	tag_ultralightc
+} nfc_tag_t;
+
+typedef struct {
+	//core identifying properties
+	nfc_tag_t type;
+	uint8_t uid_length;
+	uint8_t uid[10];
+} nfc_tag_info_t;
+
+typedef int (*reader_plugin_init)(void);
+typedef int (*reader_plugin_handle)(int fd);
+
+typedef enum {
 	system_control,
 	system_reader,
 	system_command
 } notification_target_t;
 
 int core_manage_fd(int fd, int manage, notification_target_t system);
+int core_tag_present(nfc_tag_info_t tag);
+int core_tag_removed(nfc_tag_info_t tag);