From 25e6afd831b94b9735cc6691ee19c8edc921aca7 Mon Sep 17 00:00:00 2001
From: root <root@lab.panaceas.james.local>
Date: Sun, 8 Apr 2018 01:14:30 +0100
Subject: working decoding

---
 app/ntp.c | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 app/ntp.c

(limited to 'app/ntp.c')

diff --git a/app/ntp.c b/app/ntp.c
new file mode 100644
index 0000000..1c109ce
--- /dev/null
+++ b/app/ntp.c
@@ -0,0 +1,79 @@
+#include "project.h"
+
+
+typedef struct {
+  union {
+    struct {
+      uint32_t li: 2;
+      uint32_t vn: 3;
+      uint32_t mode: 3;
+      uint32_t stratum: 8;
+      uint32_t poll: 8;
+      uint32_t precision: 8;
+    };
+    uint32_t word_0;
+  };
+
+  uint32_t root_delay;
+  uint32_t root_dispersion;
+  uint32_t reference_id;
+
+  uint64_t reference_ts;
+  uint64_t origin_ts;
+  uint64_t receive_ts;
+  uint64_t transmit_ts;
+} ntp_packet_t;
+
+
+
+
+#if 0
+packet (uint8_t *_p)
+{
+  EPOCH reftime = pll_decompose (pll_last_update);
+
+  ntp_packet_t rx = (uint8_t *)_p;
+  ntp_packet_t tx;
+
+
+  tx.li = NTP LEAP_MEH;
+  tx.vn = NTP_VERSION;
+  tx.mode = NTP_MODE_SERVER;
+  tx.poll = ?
+            tx.precision = ?
+                           tx.rootdelay = ?
+                                          tx.rootdisp = ?
+                                              tx.refid = FCC ('M', 'S', 'F', 0);
+  tx.reftime =;
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+}
+#endif
-- 
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