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tdfec/td/fec/common/SymbolsView.h

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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
+*/
+#pragma once
+#include "td/fec/common/SymbolRef.h"
+#include "td/utils/Span.h"
+
+namespace td {
+namespace raptorq {
+class SymbolsView {
+ public:
+  SymbolsView(size_t symbols_count, size_t symbol_size, Slice data);
+  SymbolsView(const SymbolsView &) = delete;
+  SymbolsView(SymbolsView &&) = delete;
+
+  Span<SymbolRef> symbols() const {
+    return symbols_;
+  }
+
+ private:
+  std::vector<SymbolRef> symbols_;
+  std::string zero_symbol_;
+  std::string last_symbol_;
+};
+}  // namespace raptorq
+}  // namespace td