moved the database-go project to this repository

2026-08-08 14:29:33 +02:00
commit ca2740a2e7
6 changed files with 196 additions and 0 deletions
@@ -0,0 +1,32 @@
+package models
+
+import "encoding/binary"
+
+const (
+	BNODE_NODE = 1
+	BNODE_LEAF = 2
+)
+
+func (node BNode) btype() uint16 {
+	return binary.LittleEndian.Uint16(node[0:2])
+}
+
+
+func (node BNode) nkeys() uint16 {
+	return binary.LittleEndian.Uint16(node[2:4])
+}
+
+
+func (node BNode) setHeader(btype uint16, nkeys uint16) {
+	binary.LittleEndian.PutUint16(node[0:2], btype)
+	binary.LittleEndian.PutUint16(node[2:4], nkeys)
+}
+
+func (node BNode) getPrt(ids uint16) uint64{
+	assert(ids < node.nkeys())
+	pos := HEADER + 8*ids
+	return binary.LittleEndian.Uint64(node[pos:])
+}
+
+func (node BNode) setPtr(idx uint16, val uint64) {
+}