initial commit

crypto/vm/cells/Cell.cpp

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+/*
+    This file is part of TON Blockchain Library.
+
+    TON Blockchain Library is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    TON Blockchain Library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with TON Blockchain Library.  If not, see <http://www.gnu.org/licenses/>.
+
+    Copyright 2017-2019 Telegram Systems LLP
+*/
+#include "vm/cells/Cell.h"
+#include "vm/cells/VirtualCell.h"
+#include "vm/cells/DataCell.h"
+
+#include <iostream>
+
+namespace vm {
+td::Status Cell::check_equals_unloaded(const Ref<Cell>& other) const {
+  auto level_mask = get_level_mask();
+  if (level_mask != other->get_level_mask()) {
+    return td::Status::Error("level mismatch");
+  }
+  auto level = level_mask.get_level();
+  for (unsigned i = 0; i <= level; i++) {
+    if (!get_level_mask().is_significant(i)) {
+      continue;
+    }
+    if (get_hash(i) != other->get_hash(i)) {
+      return td::Status::Error("hash mismatch");
+    }
+  }
+  for (unsigned i = 0; i <= level; i++) {
+    if (!get_level_mask().is_significant(i)) {
+      continue;
+    }
+    if (get_depth(i) != other->get_depth(i)) {
+      return td::Status::Error("depth mismatch");
+    }
+  }
+  return td::Status::OK();
+}
+
+Ref<Cell> Cell::virtualize(VirtualizationParameters virt) const {
+  return VirtualCell::create(virt, Ref<Cell>(this));
+}
+
+std::ostream& operator<<(std::ostream& os, const Cell& c) {
+  return os << c.get_hash().to_hex();
+}
+
+}  // namespace vm