wip

1 files changed, 27 insertions, 0 deletions

diff --git a/rrdformat/rrdbinary/types.go b/rrdformat/rrdbinary/types.go
new file mode 100644
index 0000000..cbe3e2d
--- /dev/null
+++ b/rrdformat/rrdbinary/types.go
@@ -0,0 +1,27 @@
+package rrdbinary
+
+import (
+	"encoding/binary"
+	"math"
+)
+
+type Architecture struct {
+	ByteOrder binary.ByteOrder
+	// C `double`
+	FloatWidth int // always 8
+	FloatAlign int
+	// C `unsigned long`
+	UintWidth int
+	UintAlign int
+	// C `union { unsigned long; double; }`
+	UnivalWidth int // max(FloatWidth, IntWidth)
+	UnivalAlign int // max(FloatAlign, IntAlign)
+}
+
+type String string // \0-terminatd
+type Float float64 // 8 bytes
+type Uint uint64   // 4 or 8 bytes
+type Unival uint64 // 8 bytes
+
+func (u Unival) AsUint64() uint64   { return uint64(u) }
+func (u Unival) AsFloat64() float64 { return math.Float64frombits(uint64(u)) }