1 files changed, 76 insertions, 0 deletions
diff --git a/src/crimson/os/seastore/onode_manager/staged-fltree/node_impl.cc b/src/crimson/os/seastore/onode_manager/staged-fltree/node_impl.cc
new file mode 100644
index 000000000..59d792b1a
--- /dev/null
+++ b/src/crimson/os/seastore/onode_manager/staged-fltree/node_impl.cc
@@ -0,0 +1,76 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:nil -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "node_impl.h"
+#include "node_layout.h"
+
+namespace crimson::os::seastore::onode {
+
+#ifdef UNIT_TESTS_BUILT
+last_split_info_t last_split = {};
+#endif
+
+// XXX: branchless allocation
+InternalNodeImpl::alloc_ertr::future<InternalNodeImpl::fresh_impl_t>
+InternalNodeImpl::allocate(
+    context_t c, field_type_t type, bool is_level_tail, level_t level) {
+  if (type == field_type_t::N0) {
+    return InternalNode0::allocate(c, is_level_tail, level);
+  } else if (type == field_type_t::N1) {
+    return InternalNode1::allocate(c, is_level_tail, level);
+  } else if (type == field_type_t::N2) {
+    return InternalNode2::allocate(c, is_level_tail, level);
+  } else if (type == field_type_t::N3) {
+    return InternalNode3::allocate(c, is_level_tail, level);
+  } else {
+    ceph_abort("impossible path");
+  }
+}
+
+LeafNodeImpl::alloc_ertr::future<LeafNodeImpl::fresh_impl_t>
+LeafNodeImpl::allocate(
+    context_t c, field_type_t type, bool is_level_tail) {
+  if (type == field_type_t::N0) {
+    return LeafNode0::allocate(c, is_level_tail, 0);
+  } else if (type == field_type_t::N1) {
+    return LeafNode1::allocate(c, is_level_tail, 0);
+  } else if (type == field_type_t::N2) {
+    return LeafNode2::allocate(c, is_level_tail, 0);
+  } else if (type == field_type_t::N3) {
+    return LeafNode3::allocate(c, is_level_tail, 0);
+  } else {
+    ceph_abort("impossible path");
+  }
+}
+
+InternalNodeImplURef InternalNodeImpl::load(
+    NodeExtentRef extent, field_type_t type, bool expect_is_level_tail) {
+  if (type == field_type_t::N0) {
+    return InternalNode0::load(extent, expect_is_level_tail);
+  } else if (type == field_type_t::N1) {
+    return InternalNode1::load(extent, expect_is_level_tail);
+  } else if (type == field_type_t::N2) {
+    return InternalNode2::load(extent, expect_is_level_tail);
+  } else if (type == field_type_t::N3) {
+    return InternalNode3::load(extent, expect_is_level_tail);
+  } else {
+    ceph_abort("impossible path");
+  }
+}
+
+LeafNodeImplURef LeafNodeImpl::load(
+    NodeExtentRef extent, field_type_t type, bool expect_is_level_tail) {
+  if (type == field_type_t::N0) {
+    return LeafNode0::load(extent, expect_is_level_tail);
+  } else if (type == field_type_t::N1) {
+    return LeafNode1::load(extent, expect_is_level_tail);
+  } else if (type == field_type_t::N2) {
+    return LeafNode2::load(extent, expect_is_level_tail);
+  } else if (type == field_type_t::N3) {
+    return LeafNode3::load(extent, expect_is_level_tail);
+  } else {
+    ceph_abort("impossible path");
+  }
+}
+
+}