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-rw-r--r--include/linux/nfc.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/nfc.h b/include/linux/nfc.h
index 6189f27..d908d17 100644
--- a/include/linux/nfc.h
+++ b/include/linux/nfc.h
@@ -183,4 +183,15 @@ struct sockaddr_nfc_llcp {
#define NFC_HEADER_SIZE 1
+/**
+ * Pseudo-header info for raw socket packets
+ * First byte is the adapter index
+ * Second byte contains flags
+ * - 0x01 - Direction (0=RX, 1=TX)
+ * - 0x02-0x80 - Reserved
+ **/
+#define NFC_LLCP_RAW_HEADER_SIZE 2
+#define NFC_LLCP_DIRECTION_RX 0x00
+#define NFC_LLCP_DIRECTION_TX 0x01
+
#endif /*__LINUX_NFC_H */
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