* Patch by Masami Komiya, 30 Mar 2005:
add SNTP support and expand time server and time offset fields of
DHCP support. See doc/README.SNTP
* Patch by Steven Scholz, 13 Dec 2004:
Fix bug in at91rm920 ethernet driver
diff --git a/net/sntp.h b/net/sntp.h
new file mode 100644
index 0000000..8a097bf
--- /dev/null
+++ b/net/sntp.h
@@ -0,0 +1,61 @@
+/*
+ * (C) Masami Komiya <mkomiya@sonare.it> 2005
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2, or (at
+ * your option) any later version.
+ */
+
+#ifndef __SNTP_H__
+#define __SNTP_H__
+
+#define NTP_SERVICE_PORT 123
+#define SNTP_PACKET_LEN 48
+
+
+/* Leap Indicator */
+#define NTP_LI_NOLEAP 0x0
+#define NTP_LI_61SECS 0x1
+#define NTP_LI_59SECS 0x2
+#define NTP_LI_ALARM 0x3
+
+/* Version */
+
+#define NTP_VERSION 4
+
+/* Mode */
+#define NTP_MODE_RESERVED 0
+#define NTP_MODE_SYMACTIVE 1 /* Symmetric Active */
+#define NTP_MODE_SYMPASSIVE 2 /* Symmetric Passive */
+#define NTP_MODE_CLIENT 3
+#define NTP_MODE_SERVER 4
+#define NTP_MODE_BROADCAST 5
+#define NTP_MODE_NTPCTRL 6 /* Reserved for NTP control message */
+#define NTP_MODE_PRIVATE 7 /* Reserved for private use */
+
+struct sntp_pkt_t {
+#if __LITTLE_ENDIAN
+ uchar mode:3;
+ uchar vn:3;
+ uchar li:2;
+#else
+ uchar li:2;
+ uchar vn:3;
+ uchar mode:3;
+#endif
+ uchar stratum;
+ uchar poll;
+ uchar precision;
+ uint root_delay;
+ uint root_dispersion;
+ uint reference_id;
+ unsigned long long reference_timestamp;
+ unsigned long long originate_timestamp;
+ unsigned long long receive_timestamp;
+ unsigned long long transmit_timestamp;
+};
+
+extern void SntpStart (void); /* Begin SNTP */
+
+#endif /* __SNTP_H__ */
