chromium/third_party/pdfium/fxbarcode/datamatrix/BC_ErrorCorrection.cpp

// Copyright 2014 The PDFium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
// Original code is licensed as follows:
/*
 * Copyright 2006 Jeremias Maerki.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include "fxbarcode/datamatrix/BC_ErrorCorrection.h"

#include <stdint.h>

#include <algorithm>
#include <array>
#include <vector>

#include "core/fxcrt/check.h"
#include "core/fxcrt/fixed_size_data_vector.h"
#include "core/fxcrt/span.h"
#include "fxbarcode/datamatrix/BC_Encoder.h"
#include "fxbarcode/datamatrix/BC_SymbolInfo.h"

namespace {

constexpr std::array<uint8_t, 5> FACTORS_0 = …;

constexpr std::array<uint8_t, 7> FACTORS_1 = …;

constexpr std::array<uint8_t, 10> FACTORS_2 = …;

constexpr std::array<uint8_t, 11> FACTORS_3 = …;

constexpr std::array<uint8_t, 12> FACTORS_4 = …;

constexpr std::array<uint8_t, 14> FACTORS_5 = …;

constexpr std::array<uint8_t, 18> FACTORS_6 = …;

constexpr std::array<uint8_t, 20> FACTORS_7 = …;

constexpr std::array<uint8_t, 24> FACTORS_8 = …;

constexpr std::array<uint8_t, 28> FACTORS_9 = …;

constexpr std::array<uint8_t, 36> FACTORS_10 = …;

constexpr std::array<uint8_t, 42> FACTORS_11 = …;

constexpr std::array<uint8_t, 48> FACTORS_12 = …;

constexpr std::array<uint8_t, 56> FACTORS_13 = …;

constexpr std::array<uint8_t, 62> FACTORS_14 = …;

constexpr std::array<uint8_t, 68> FACTORS_15 = …;

constexpr std::array<pdfium::span<const uint8_t>, 16> FACTORS = …;

constexpr std::array<uint8_t, 256> LOG = …;

constexpr std::array<uint8_t, 256> ALOG = …;

WideString CreateECCBlock(const WideString& codewords, size_t numECWords) { … }

}  // namespace

WideString CBC_ErrorCorrection::EncodeECC200(const WideString& codewords,
                                             const CBC_SymbolInfo* symbolInfo) { … }