From 34cfe3a3f2bdf13994a2a166e970e6b255368afb Mon Sep 17 00:00:00 2001
From: Luke Shumaker <lukeshu@lukeshu.com>
Date: Sun, 26 Jan 2020 17:33:43 -0500
Subject: add timestamp type

---
 rrdformat/format.go | 27 +++++++++++++++++++++------
 1 file changed, 21 insertions(+), 6 deletions(-)

(limited to 'rrdformat/format.go')

diff --git a/rrdformat/format.go b/rrdformat/format.go
index 7ea15b7..4e68b93 100644
--- a/rrdformat/format.go
+++ b/rrdformat/format.go
@@ -12,6 +12,8 @@ import (
 
 const XMLNS = "https://oss.oetiker.ch/rrdtool/rrdtool-dump.xml"
 
+type RRDValue = rrdbinary.Float
+
 // rrdtool:
 //   rrd_format.h: stat_head_t -- static header of the database
 //
@@ -39,16 +41,30 @@ type RRADef struct {
 	PDPCnt rrdBinary.Uint
 }
 
-type LiveHead struct {
-	
+type PDPPrep struct {
+	LastDS  rrdbinary.String `rrdbinary:"size=30"`
+	Scratch [10]rrdbinary.Unival
+}
+
+type CDPPrep struct {
+	Scratch [10]rrdbinary.Unival
+}
+
+type RRAPtr struct {
+	CurRow rrdbinary.Uint
 }
 
 // rrdtool:
 //   rrd_format.h: rrd_t One single struct to hold all the others.
 type RRD struct {
-	DSDefs   []DSDef
-	RRADefs  []RRADef
-	LiveHead LiveHead
+	Header      Header
+	DSDefs      []DSDef
+	RRADefs     []RRADef
+	LastUpdated rrdbinary.Timesstamp
+	PDPPrep     TODO
+	CPDPrep     TODO
+	RRAPtr      TODO
+	Values      []RRDValue
 }
 
 type Header struct {
@@ -102,7 +118,6 @@ func (h *Header) UnmarshalBinary(data []byte) error {
 	// Assume IEEE 754 doubles.  C doesn't assume 754 doubles, but anything that doesn't use 754 doubles is exotic
 	// enough that I'm OK saying "you're going to need to use `rrdtool dump`".  This lets us assume that:
 	//  - a 'double' is 8 bytes wide
-
 	//  - the value will be exactly equal, and we don't need to worry about weird rounding.
 	h.FloatWidth = 8
 	magicFloat := float64(8.642135e130)
-- 
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