Document ereader_helpers.c

2020-02-11 16:26:50 -05:00
parent 11af7a0751
commit 325c5b3f11
3 changed files with 113 additions and 79 deletions
@@ -1,11 +1,36 @@
 #ifndef GUARD_EREADER_HELPERS_H
 #define GUARD_EREADER_HELPERS_H

+enum {
+    EREADER_XFR_STATE_INIT = 0,
+    EREADER_XFR_STATE_HANDSHAKE,
+    EREADER_XFR_STATE_START,
+    EREADER_XFR_STATE_TRANSFER,
+    EREADER_XFR_STATE_TRANSFER_DONE,
+    EREADER_XFR_STATE_CHECKSUM,
+    EREADER_XFR_STATE_DONE
+};
+
+#define EREADER_XFER_EXE 1
+#define EREADER_XFER_CHK 2
+#define EREADER_XFER_SHIFT 0
+#define EREADER_XFER_MASK  3
+
+#define EREADER_CANCEL_TIMEOUT 1
+#define EREADER_CANCEL_KEY     2
+#define EREADER_CANCEL_MASK  0xC
+#define EREADER_CANCEL_SHIFT 2
+
+#define EREADER_CHECKSUM_OK  1
+#define EREADER_CHECKSUM_ERR 2
+#define EREADER_CHECKSUM_MASK  0x30
+#define EREADER_CHECKSUM_SHIFT 4
+
 void EReaderHelper_SerialCallback(void);
 void EReaderHelper_Timer3Callback(void);
 void EReaderHelper_SaveRegsState(void);
 void EReaderHelper_ClearsSendRecvMgr(void);
 void EReaderHelper_RestoreRegsState(void);
-u16 EReaderHandleTransfer(u8, size_t, const void *, void *);
+u16 EReaderHandleTransfer(u8 mode, size_t size, const void * src, void * dest);

 #endif //GUARD_EREADER_HELPERS_H