diff options
author | Dan Sinclair <dsinclair@chromium.org> | 2017-03-29 15:18:41 -0400 |
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committer | Chromium commit bot <commit-bot@chromium.org> | 2017-03-29 21:01:07 +0000 |
commit | e778668fe92b8c60e0537ee48f79d5af6c1a2f1e (patch) | |
tree | ce7ce115b6f7306a6363f4a3d26d0de2c5646aea /xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp | |
parent | b929ab0886a2b0ceb701989ef126e5b0cabf6997 (diff) | |
download | pdfium-e778668fe92b8c60e0537ee48f79d5af6c1a2f1e.tar.xz |
Move xfa/fxbarcode fxbarcode/
Nothing in fxbarcode/ depends on XFA code. This CL moves xfa/fxbarcode
to be fxbarcode/ and creates a static_library for fxbarcode which is
depend on by the xfa library.
Change-Id: I0b708737b07efb94b769a5238d92af92bc62880d
Reviewed-on: https://pdfium-review.googlesource.com/3291
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>
Diffstat (limited to 'xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp')
-rw-r--r-- | xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp | 970 |
1 files changed, 0 insertions, 970 deletions
diff --git a/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp b/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp deleted file mode 100644 index 2534675877..0000000000 --- a/xfa/fxbarcode/qrcode/BC_QRCoderEncoder.cpp +++ /dev/null @@ -1,970 +0,0 @@ -// Copyright 2014 PDFium Authors. All rights reserved. -// 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 2008 ZXing authors - * - * 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 "xfa/fxbarcode/qrcode/BC_QRCoderEncoder.h" - -#include <algorithm> -#include <memory> -#include <utility> - -#include "xfa/fxbarcode/BC_UtilCodingConvert.h" -#include "xfa/fxbarcode/common/BC_CommonByteArray.h" -#include "xfa/fxbarcode/common/BC_CommonByteMatrix.h" -#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomon.h" -#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoder.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderBitVector.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderBlockPair.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderECBlocks.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderMaskUtil.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h" -#include "xfa/fxbarcode/qrcode/BC_QRCoderVersion.h" - -namespace { - -const int8_t g_alphaNumericTable[] = { - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - 36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43, - 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 44, -1, -1, -1, -1, -1, - -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, - 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1}; - -} // namespace - -CBC_QRCoderEncoder::CBC_QRCoderEncoder() {} - -CBC_QRCoderEncoder::~CBC_QRCoderEncoder() {} - -void CBC_QRCoderEncoder::Encode(const CFX_ByteString& content, - CBC_QRCoderErrorCorrectionLevel* ecLevel, - CBC_QRCoder* qrCode, - int32_t& e, - int32_t versionSpecify) { - if (versionSpecify == 0) { - EncodeWithAutoVersion(content, ecLevel, qrCode, e); - if (e != BCExceptionNO) - return; - } else if (versionSpecify > 0 && versionSpecify <= 40) { - EncodeWithSpecifyVersion(content, ecLevel, qrCode, versionSpecify, e); - if (e != BCExceptionNO) - return; - } else { - e = BCExceptionVersionMust1_40; - if (e != BCExceptionNO) - return; - } -} - -void CBC_QRCoderEncoder::AppendECI(CBC_QRCoderBitVector* bits) {} - -void CBC_QRCoderEncoder::AppendDataModeLenghInfo( - const std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>& - splitResults, - CBC_QRCoderBitVector& headerAndDataBits, - CBC_QRCoderMode* tempMode, - CBC_QRCoder* qrCode, - CFX_ByteString& encoding, - int32_t& e) { - for (const auto& splitResult : splitResults) { - tempMode = splitResult.first; - if (tempMode == CBC_QRCoderMode::sGBK) { - AppendModeInfo(tempMode, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - AppendLengthInfo(splitResult.second.GetLength(), qrCode->GetVersion(), - tempMode, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - AppendBytes(splitResult.second, tempMode, &headerAndDataBits, encoding, - e); - if (e != BCExceptionNO) - return; - } else if (tempMode == CBC_QRCoderMode::sBYTE) { - std::vector<uint8_t> bytes; - CBC_UtilCodingConvert::LocaleToUtf8(splitResult.second, bytes); - AppendModeInfo(tempMode, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - AppendLengthInfo(bytes.size(), qrCode->GetVersion(), tempMode, - &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - Append8BitBytes(bytes, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - } else if (tempMode == CBC_QRCoderMode::sALPHANUMERIC) { - AppendModeInfo(tempMode, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - AppendLengthInfo(splitResult.second.GetLength(), qrCode->GetVersion(), - tempMode, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - AppendBytes(splitResult.second, tempMode, &headerAndDataBits, encoding, - e); - if (e != BCExceptionNO) - return; - } else if (tempMode == CBC_QRCoderMode::sNUMERIC) { - AppendModeInfo(tempMode, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - AppendLengthInfo(splitResult.second.GetLength(), qrCode->GetVersion(), - tempMode, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - AppendBytes(splitResult.second, tempMode, &headerAndDataBits, encoding, - e); - if (e != BCExceptionNO) - return; - } else { - e = BCExceptionUnknown; - return; - } - } -} - -void CBC_QRCoderEncoder::SplitString( - const CFX_ByteString& content, - std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>* result) { - int32_t index = 0, flag = 0; - while ( - (((uint8_t)content[index] >= 0xA1 && (uint8_t)content[index] <= 0xAA) || - ((uint8_t)content[index] >= 0xB0 && (uint8_t)content[index] <= 0xFA)) && - (index < content.GetLength())) { - index += 2; - } - if (index != flag) { - result->push_back({CBC_QRCoderMode::sGBK, content.Mid(flag, index - flag)}); - } - flag = index; - if (index >= content.GetLength()) { - return; - } - while ( - GetAlphaNumericCode((uint8_t)content[index]) == -1 && - !(((uint8_t)content[index] >= 0xA1 && (uint8_t)content[index] <= 0xAA) || - ((uint8_t)content[index] >= 0xB0 && (uint8_t)content[index] <= 0xFA)) && - (index < content.GetLength())) { -#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ - if (IsDBCSLeadByte((uint8_t)content[index])) -#else - if ((uint8_t)content[index] > 127) -#endif - { - index += 2; - } else { - index++; - } - } - if (index != flag) { - result->push_back( - {CBC_QRCoderMode::sBYTE, content.Mid(flag, index - flag)}); - } - flag = index; - if (index >= content.GetLength()) { - return; - } - while (FXSYS_Isdigit((uint8_t)content[index]) && - (index < content.GetLength())) { - index++; - } - if (index != flag) { - result->push_back( - {CBC_QRCoderMode::sNUMERIC, content.Mid(flag, index - flag)}); - } - flag = index; - if (index >= content.GetLength()) { - return; - } - while (GetAlphaNumericCode((uint8_t)content[index]) != -1 && - (index < content.GetLength())) { - index++; - } - if (index != flag) { - result->push_back( - {CBC_QRCoderMode::sALPHANUMERIC, content.Mid(flag, index - flag)}); - } - flag = index; - if (index < content.GetLength()) - SplitString(content.Mid(index, content.GetLength() - index), result); -} - -int32_t CBC_QRCoderEncoder::GetSpanByVersion(CBC_QRCoderMode* modeFirst, - CBC_QRCoderMode* modeSecond, - int32_t versionNum, - int32_t& e) { - if (versionNum == 0) - return 0; - - if (modeFirst == CBC_QRCoderMode::sALPHANUMERIC && - modeSecond == CBC_QRCoderMode::sBYTE) { - if (versionNum >= 1 && versionNum <= 9) - return 11; - if (versionNum >= 10 && versionNum <= 26) - return 15; - if (versionNum >= 27 && versionNum <= 40) - return 16; - e = BCExceptionNoSuchVersion; - return 0; - } - if (modeSecond == CBC_QRCoderMode::sALPHANUMERIC && - modeFirst == CBC_QRCoderMode::sNUMERIC) { - if (versionNum >= 1 && versionNum <= 9) - return 13; - if (versionNum >= 10 && versionNum <= 26) - return 15; - if (versionNum >= 27 && versionNum <= 40) - return 17; - e = BCExceptionNoSuchVersion; - return 0; - } - if (modeSecond == CBC_QRCoderMode::sBYTE && - modeFirst == CBC_QRCoderMode::sNUMERIC) { - if (versionNum >= 1 && versionNum <= 9) - return 6; - if (versionNum >= 10 && versionNum <= 26) - return 8; - if (versionNum >= 27 && versionNum <= 40) - return 9; - e = BCExceptionNoSuchVersion; - return 0; - } - return -1; -} - -void CBC_QRCoderEncoder::MergeString( - std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>* result, - int32_t versionNum, - int32_t& e) { - size_t mergeNum = 0; - for (size_t i = 0; i + 1 < result->size(); i++) { - auto* element1 = &(*result)[i]; - auto* element2 = &(*result)[i + 1]; - if (element1->first == CBC_QRCoderMode::sALPHANUMERIC) { - int32_t tmp = GetSpanByVersion(CBC_QRCoderMode::sALPHANUMERIC, - CBC_QRCoderMode::sBYTE, versionNum, e); - if (e != BCExceptionNO) - return; - if (element2->first == CBC_QRCoderMode::sBYTE && - element1->second.GetLength() < tmp) { - element2->second = element1->second + element2->second; - result->erase(result->begin() + i); - i--; - mergeNum++; - } - } else if (element1->first == CBC_QRCoderMode::sBYTE) { - if (element2->first == CBC_QRCoderMode::sBYTE) { - element1->second += element2->second; - result->erase(result->begin() + i + 1); - i--; - mergeNum++; - } - } else if (element1->first == CBC_QRCoderMode::sNUMERIC) { - int32_t tmp = GetSpanByVersion(CBC_QRCoderMode::sNUMERIC, - CBC_QRCoderMode::sBYTE, versionNum, e); - if (e != BCExceptionNO) - return; - if (element2->first == CBC_QRCoderMode::sBYTE && - element1->second.GetLength() < tmp) { - element2->second = element1->second + element2->second; - result->erase(result->begin() + i); - i--; - mergeNum++; - } - tmp = GetSpanByVersion(CBC_QRCoderMode::sNUMERIC, - CBC_QRCoderMode::sALPHANUMERIC, versionNum, e); - if (e != BCExceptionNO) - return; - if (element2->first == CBC_QRCoderMode::sALPHANUMERIC && - element1->second.GetLength() < tmp) { - element2->second = element1->second + element2->second; - result->erase(result->begin() + i); - i--; - mergeNum++; - } - } - } - if (mergeNum == 0) { - return; - } - MergeString(result, versionNum, e); - if (e != BCExceptionNO) - return; -} - -void CBC_QRCoderEncoder::InitQRCode(int32_t numInputBytes, - int32_t versionNumber, - CBC_QRCoderErrorCorrectionLevel* ecLevel, - CBC_QRCoderMode* mode, - CBC_QRCoder* qrCode, - int32_t& e) { - qrCode->SetECLevel(ecLevel); - qrCode->SetMode(mode); - CBC_QRCoderVersion* version = - CBC_QRCoderVersion::GetVersionForNumber(versionNumber, e); - if (e != BCExceptionNO) - return; - int32_t numBytes = version->GetTotalCodeWords(); - CBC_QRCoderECBlocks* ecBlocks = version->GetECBlocksForLevel(ecLevel); - int32_t numEcBytes = ecBlocks->GetTotalECCodeWords(); - int32_t numRSBlocks = ecBlocks->GetNumBlocks(); - int32_t numDataBytes = numBytes - numEcBytes; - if (numDataBytes < numInputBytes + 3) { - e = BCExceptionCannotFindBlockInfo; - return; - } - qrCode->SetVersion(versionNumber); - qrCode->SetNumTotalBytes(numBytes); - qrCode->SetNumDataBytes(numDataBytes); - qrCode->SetNumRSBlocks(numRSBlocks); - qrCode->SetNumECBytes(numEcBytes); - qrCode->SetMatrixWidth(version->GetDimensionForVersion()); -} - -void CBC_QRCoderEncoder::EncodeWithSpecifyVersion( - const CFX_ByteString& content, - CBC_QRCoderErrorCorrectionLevel* ecLevel, - CBC_QRCoder* qrCode, - int32_t versionSpecify, - int32_t& e) { - CFX_ByteString encoding = "utf8"; - CBC_QRCoderMode* mode = CBC_QRCoderMode::sBYTE; - std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>> splitResult; - CBC_QRCoderBitVector dataBits; - dataBits.Init(); - SplitString(content, &splitResult); - MergeString(&splitResult, versionSpecify, e); - if (e != BCExceptionNO) - return; - CBC_QRCoderMode* tempMode = nullptr; - for (const auto& result : splitResult) { - AppendBytes(result.second, result.first, &dataBits, encoding, e); - if (e != BCExceptionNO) - return; - } - int32_t numInputBytes = dataBits.sizeInBytes(); - CBC_QRCoderBitVector headerAndDataBits; - headerAndDataBits.Init(); - InitQRCode(numInputBytes, versionSpecify, ecLevel, mode, qrCode, e); - if (e != BCExceptionNO) - return; - - AppendDataModeLenghInfo(splitResult, headerAndDataBits, tempMode, qrCode, - encoding, e); - if (e != BCExceptionNO) - return; - - numInputBytes = headerAndDataBits.sizeInBytes(); - TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - - CBC_QRCoderBitVector finalBits; - finalBits.Init(); - InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(), - qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(), - &finalBits, e); - if (e != BCExceptionNO) - return; - - std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix( - qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth())); - matrix->Init(); - int32_t maskPattern = ChooseMaskPattern( - &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e); - if (e != BCExceptionNO) - return; - - qrCode->SetMaskPattern(maskPattern); - CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(), - qrCode->GetVersion(), - qrCode->GetMaskPattern(), matrix.get(), e); - if (e != BCExceptionNO) - return; - - qrCode->SetMatrix(std::move(matrix)); - if (!qrCode->IsValid()) - e = BCExceptionInvalidQRCode; -} - -void CBC_QRCoderEncoder::EncodeWithAutoVersion( - const CFX_ByteString& content, - CBC_QRCoderErrorCorrectionLevel* ecLevel, - CBC_QRCoder* qrCode, - int32_t& e) { - CFX_ByteString encoding = "utf8"; - CBC_QRCoderMode* mode = CBC_QRCoderMode::sBYTE; - std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>> splitResult; - CBC_QRCoderBitVector dataBits; - dataBits.Init(); - SplitString(content, &splitResult); - MergeString(&splitResult, 8, e); - if (e != BCExceptionNO) - return; - CBC_QRCoderMode* tempMode = nullptr; - for (const auto& result : splitResult) { - AppendBytes(result.second, result.first, &dataBits, encoding, e); - if (e != BCExceptionNO) - return; - } - int32_t numInputBytes = dataBits.sizeInBytes(); - InitQRCode(numInputBytes, ecLevel, mode, qrCode, e); - if (e != BCExceptionNO) - return; - CBC_QRCoderBitVector headerAndDataBits; - headerAndDataBits.Init(); - tempMode = nullptr; - int32_t versionNum = qrCode->GetVersion(); -sign: - AppendDataModeLenghInfo(splitResult, headerAndDataBits, tempMode, qrCode, - encoding, e); - if (e != BCExceptionNO) { - goto catchException; - } - numInputBytes = headerAndDataBits.sizeInBytes(); - TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e); - if (e != BCExceptionNO) { - goto catchException; - } -catchException: - if (e != BCExceptionNO) { - int32_t e1 = BCExceptionNO; - InitQRCode(numInputBytes, ecLevel, mode, qrCode, e1); - if (e1 != BCExceptionNO) { - e = e1; - return; - } - versionNum++; - if (versionNum <= 40) { - headerAndDataBits.Clear(); - e = BCExceptionNO; - goto sign; - } else { - return; - } - } - - CBC_QRCoderBitVector finalBits; - finalBits.Init(); - InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(), - qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(), - &finalBits, e); - if (e != BCExceptionNO) - return; - - std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix( - qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth())); - matrix->Init(); - int32_t maskPattern = ChooseMaskPattern( - &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e); - if (e != BCExceptionNO) - return; - - qrCode->SetMaskPattern(maskPattern); - CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(), - qrCode->GetVersion(), - qrCode->GetMaskPattern(), matrix.get(), e); - if (e != BCExceptionNO) - return qrCode->SetMatrix(std::move(matrix)); - - if (!qrCode->IsValid()) - e = BCExceptionInvalidQRCode; -} - -void CBC_QRCoderEncoder::Encode(const CFX_WideString& content, - CBC_QRCoderErrorCorrectionLevel* ecLevel, - CBC_QRCoder* qrCode, - int32_t& e) { - CFX_ByteString encoding = "utf8"; - CFX_ByteString utf8Data; - CBC_UtilCodingConvert::UnicodeToUTF8(content, utf8Data); - CBC_QRCoderMode* mode = ChooseMode(utf8Data, encoding); - CBC_QRCoderBitVector dataBits; - dataBits.Init(); - AppendBytes(utf8Data, mode, &dataBits, encoding, e); - if (e != BCExceptionNO) - return; - int32_t numInputBytes = dataBits.sizeInBytes(); - InitQRCode(numInputBytes, ecLevel, mode, qrCode, e); - if (e != BCExceptionNO) - return; - CBC_QRCoderBitVector headerAndDataBits; - headerAndDataBits.Init(); - AppendModeInfo(mode, &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - int32_t numLetters = mode == CBC_QRCoderMode::sBYTE ? dataBits.sizeInBytes() - : content.GetLength(); - AppendLengthInfo(numLetters, qrCode->GetVersion(), mode, &headerAndDataBits, - e); - if (e != BCExceptionNO) - return; - headerAndDataBits.AppendBitVector(&dataBits, e); - if (e != BCExceptionNO) - return TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e); - if (e != BCExceptionNO) - return; - CBC_QRCoderBitVector finalBits; - finalBits.Init(); - InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(), - qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(), - &finalBits, e); - if (e != BCExceptionNO) - return; - - std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix( - qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth())); - matrix->Init(); - int32_t maskPattern = ChooseMaskPattern( - &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e); - if (e != BCExceptionNO) - return; - - qrCode->SetMaskPattern(maskPattern); - CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(), - qrCode->GetVersion(), - qrCode->GetMaskPattern(), matrix.get(), e); - if (e != BCExceptionNO) - return qrCode->SetMatrix(std::move(matrix)); - - if (!qrCode->IsValid()) - e = BCExceptionInvalidQRCode; -} - -void CBC_QRCoderEncoder::TerminateBits(int32_t numDataBytes, - CBC_QRCoderBitVector* bits, - int32_t& e) { - int32_t capacity = numDataBytes << 3; - if (bits->Size() > capacity) { - e = BCExceptionDataTooMany; - return; - } - for (int32_t i = 0; i < 4 && bits->Size() < capacity; ++i) { - bits->AppendBit(0, e); - if (e != BCExceptionNO) - return; - } - int32_t numBitsInLastByte = bits->Size() % 8; - if (numBitsInLastByte > 0) { - int32_t numPaddingBits = 8 - numBitsInLastByte; - for (int32_t j = 0; j < numPaddingBits; ++j) { - bits->AppendBit(0, e); - if (e != BCExceptionNO) - return; - } - } - if (bits->Size() % 8 != 0) { - e = BCExceptionDigitLengthMustBe8; - return; - } - int32_t numPaddingBytes = numDataBytes - bits->sizeInBytes(); - for (int32_t k = 0; k < numPaddingBytes; ++k) { - if (k % 2 == 0) { - bits->AppendBits(0xec, 8, e); - if (e != BCExceptionNO) - return; - } else { - bits->AppendBits(0x11, 8, e); - if (e != BCExceptionNO) - return; - } - } - if (bits->Size() != capacity) - e = BCExceptionBitsNotEqualCacity; -} - -int32_t CBC_QRCoderEncoder::ChooseMaskPattern( - CBC_QRCoderBitVector* bits, - CBC_QRCoderErrorCorrectionLevel* ecLevel, - int32_t version, - CBC_CommonByteMatrix* matrix, - int32_t& e) { - int32_t minPenalty = 65535; - int32_t bestMaskPattern = -1; - for (int32_t maskPattern = 0; maskPattern < CBC_QRCoder::kNumMaskPatterns; - maskPattern++) { - CBC_QRCoderMatrixUtil::BuildMatrix(bits, ecLevel, version, maskPattern, - matrix, e); - if (e != BCExceptionNO) - return 0; - int32_t penalty = CalculateMaskPenalty(matrix); - if (penalty < minPenalty) { - minPenalty = penalty; - bestMaskPattern = maskPattern; - } - } - return bestMaskPattern; -} - -int32_t CBC_QRCoderEncoder::CalculateMaskPenalty(CBC_CommonByteMatrix* matrix) { - int32_t penalty = 0; - penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1(matrix); - penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule2(matrix); - penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule3(matrix); - penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule4(matrix); - return penalty; -} - -CBC_QRCoderMode* CBC_QRCoderEncoder::ChooseMode(const CFX_ByteString& content, - CFX_ByteString encoding) { - if (encoding.Compare("SHIFT_JIS") == 0) { - return CBC_QRCoderMode::sKANJI; - } - bool hasNumeric = false; - bool hasAlphaNumeric = false; - for (int32_t i = 0; i < content.GetLength(); i++) { - if (isdigit((uint8_t)content[i])) { - hasNumeric = true; - } else if (GetAlphaNumericCode((uint8_t)content[i]) != -1) { - hasAlphaNumeric = true; - } else { - return CBC_QRCoderMode::sBYTE; - } - } - if (hasAlphaNumeric) { - return CBC_QRCoderMode::sALPHANUMERIC; - } else if (hasNumeric) { - return CBC_QRCoderMode::sNUMERIC; - } - return CBC_QRCoderMode::sBYTE; -} - -int32_t CBC_QRCoderEncoder::GetAlphaNumericCode(int32_t code) { - return (code >= 0 && code < 96) ? g_alphaNumericTable[code] : -1; -} - -void CBC_QRCoderEncoder::AppendBytes(const CFX_ByteString& content, - CBC_QRCoderMode* mode, - CBC_QRCoderBitVector* bits, - CFX_ByteString encoding, - int32_t& e) { - if (mode == CBC_QRCoderMode::sNUMERIC) - AppendNumericBytes(content, bits, e); - else if (mode == CBC_QRCoderMode::sALPHANUMERIC) - AppendAlphaNumericBytes(content, bits, e); - else if (mode == CBC_QRCoderMode::sBYTE) - Append8BitBytes(content, bits, encoding, e); - else if (mode == CBC_QRCoderMode::sKANJI) - AppendKanjiBytes(content, bits, e); - else if (mode == CBC_QRCoderMode::sGBK) - AppendGBKBytes(content, bits, e); - else - e = BCExceptionUnsupportedMode; -} - -void CBC_QRCoderEncoder::AppendNumericBytes(const CFX_ByteString& content, - CBC_QRCoderBitVector* bits, - int32_t& e) { - int32_t length = content.GetLength(); - int32_t i = 0; - while (i < length) { - int32_t num1 = content[i] - '0'; - if (i + 2 < length) { - int32_t num2 = content[i + 1] - '0'; - int32_t num3 = content[i + 2] - '0'; - bits->AppendBits(num1 * 100 + num2 * 10 + num3, 10, e); - if (e != BCExceptionNO) - return; - i += 3; - } else if (i + 1 < length) { - int32_t num2 = content[i + 1] - '0'; - bits->AppendBits(num1 * 10 + num2, 7, e); - if (e != BCExceptionNO) - return; - i += 2; - } else { - bits->AppendBits(num1, 4, e); - if (e != BCExceptionNO) - return; - i++; - } - } -} - -void CBC_QRCoderEncoder::AppendAlphaNumericBytes(const CFX_ByteString& content, - CBC_QRCoderBitVector* bits, - int32_t& e) { - int32_t length = content.GetLength(); - int32_t i = 0; - while (i < length) { - int32_t code1 = GetAlphaNumericCode(content[i]); - if (code1 == -1) { - e = BCExceptionInvalidateCharacter; - return; - } - if (i + 1 < length) { - int32_t code2 = GetAlphaNumericCode(content[i + 1]); - if (code2 == -1) { - e = BCExceptionInvalidateCharacter; - return; - } - bits->AppendBits(code1 * 45 + code2, 11, e); - if (e != BCExceptionNO) - return; - i += 2; - } else { - bits->AppendBits(code1, 6, e); - if (e != BCExceptionNO) - return; - i++; - } - } -} - -void CBC_QRCoderEncoder::AppendGBKBytes(const CFX_ByteString& content, - CBC_QRCoderBitVector* bits, - int32_t& e) { - int32_t length = content.GetLength(); - uint32_t value = 0; - for (int32_t i = 0; i < length; i += 2) { - value = (uint32_t)((uint8_t)content[i] << 8 | (uint8_t)content[i + 1]); - if (value <= 0xAAFE && value >= 0xA1A1) { - value -= 0xA1A1; - } else if (value <= 0xFAFE && value >= 0xB0A1) { - value -= 0xA6A1; - } else { - e = BCExceptionInvalidateCharacter; - return; - } - value = (uint32_t)((value >> 8) * 0x60) + (uint32_t)(value & 0xff); - bits->AppendBits(value, 13, e); - if (e != BCExceptionNO) - return; - } -} - -void CBC_QRCoderEncoder::Append8BitBytes(const CFX_ByteString& content, - CBC_QRCoderBitVector* bits, - CFX_ByteString encoding, - int32_t& e) { - for (int32_t i = 0; i < content.GetLength(); i++) { - bits->AppendBits(content[i], 8, e); - if (e != BCExceptionNO) - return; - } -} - -void CBC_QRCoderEncoder::Append8BitBytes(std::vector<uint8_t>& bytes, - CBC_QRCoderBitVector* bits, - int32_t& e) { - for (size_t i = 0; i < bytes.size(); i++) { - bits->AppendBits(bytes[i], 8, e); - if (e != BCExceptionNO) - return; - } -} - -void CBC_QRCoderEncoder::AppendKanjiBytes(const CFX_ByteString& content, - CBC_QRCoderBitVector* bits, - int32_t& e) { - std::vector<uint8_t> bytes; - uint32_t value = 0; - for (size_t i = 0; i < bytes.size(); i += 2) { - value = (uint32_t)((uint8_t)(content[i] << 8) | (uint8_t)content[i + 1]); - if (value <= 0x9ffc && value >= 0x8140) { - value -= 0x8140; - } else if (value <= 0xebbf && value >= 0xe040) { - value -= 0xc140; - } else { - e = BCExceptionInvalidateCharacter; - return; - } - value = (uint32_t)((value >> 8) * 0xc0) + (uint32_t)(value & 0xff); - bits->AppendBits(value, 13, e); - if (e != BCExceptionNO) - return; - } -} - -void CBC_QRCoderEncoder::InitQRCode(int32_t numInputBytes, - CBC_QRCoderErrorCorrectionLevel* ecLevel, - CBC_QRCoderMode* mode, - CBC_QRCoder* qrCode, - int32_t& e) { - qrCode->SetECLevel(ecLevel); - qrCode->SetMode(mode); - for (int32_t versionNum = 1; versionNum <= 40; versionNum++) { - CBC_QRCoderVersion* version = - CBC_QRCoderVersion::GetVersionForNumber(versionNum, e); - if (e != BCExceptionNO) - return; - int32_t numBytes = version->GetTotalCodeWords(); - CBC_QRCoderECBlocks* ecBlocks = version->GetECBlocksForLevel(ecLevel); - int32_t numEcBytes = ecBlocks->GetTotalECCodeWords(); - int32_t numRSBlocks = ecBlocks->GetNumBlocks(); - int32_t numDataBytes = numBytes - numEcBytes; - if (numDataBytes >= numInputBytes + 3) { - qrCode->SetVersion(versionNum); - qrCode->SetNumTotalBytes(numBytes); - qrCode->SetNumDataBytes(numDataBytes); - qrCode->SetNumRSBlocks(numRSBlocks); - qrCode->SetNumECBytes(numEcBytes); - qrCode->SetMatrixWidth(version->GetDimensionForVersion()); - return; - } - } - e = BCExceptionCannotFindBlockInfo; -} - -void CBC_QRCoderEncoder::AppendModeInfo(CBC_QRCoderMode* mode, - CBC_QRCoderBitVector* bits, - int32_t& e) { - bits->AppendBits(mode->GetBits(), 4, e); - if (mode == CBC_QRCoderMode::sGBK) - bits->AppendBits(1, 4, e); -} - -void CBC_QRCoderEncoder::AppendLengthInfo(int32_t numLetters, - int32_t version, - CBC_QRCoderMode* mode, - CBC_QRCoderBitVector* bits, - int32_t& e) { - CBC_QRCoderVersion* qcv = CBC_QRCoderVersion::GetVersionForNumber(version, e); - if (e != BCExceptionNO) - return; - int32_t numBits = mode->GetCharacterCountBits(qcv, e); - if (e != BCExceptionNO) - return; - if (numBits > ((1 << numBits) - 1)) { - return; - } - if (mode == CBC_QRCoderMode::sGBK) { - bits->AppendBits(numLetters / 2, numBits, e); - if (e != BCExceptionNO) - return; - } - bits->AppendBits(numLetters, numBits, e); -} - -void CBC_QRCoderEncoder::InterleaveWithECBytes(CBC_QRCoderBitVector* bits, - int32_t numTotalBytes, - int32_t numDataBytes, - int32_t numRSBlocks, - CBC_QRCoderBitVector* result, - int32_t& e) { - if (bits->sizeInBytes() != numDataBytes) { - e = BCExceptionBitsBytesNotMatch; - return; - } - int32_t dataBytesOffset = 0; - int32_t maxNumDataBytes = 0; - int32_t maxNumEcBytes = 0; - std::vector<CBC_QRCoderBlockPair*> blocks; - int32_t i; - for (i = 0; i < numRSBlocks; i++) { - int32_t numDataBytesInBlock; - int32_t numEcBytesInBlosk; - GetNumDataBytesAndNumECBytesForBlockID(numTotalBytes, numDataBytes, - numRSBlocks, i, numDataBytesInBlock, - numEcBytesInBlosk); - std::unique_ptr<CBC_CommonByteArray> dataBytes(new CBC_CommonByteArray); - dataBytes->Set(bits->GetArray(), dataBytesOffset, numDataBytesInBlock); - std::unique_ptr<CBC_CommonByteArray> ecBytes( - GenerateECBytes(dataBytes.get(), numEcBytesInBlosk, e)); - if (e != BCExceptionNO) - return; - maxNumDataBytes = std::max(maxNumDataBytes, dataBytes->Size()); - maxNumEcBytes = std::max(maxNumEcBytes, ecBytes->Size()); - blocks.push_back( - new CBC_QRCoderBlockPair(std::move(dataBytes), std::move(ecBytes))); - dataBytesOffset += numDataBytesInBlock; - } - if (numDataBytes != dataBytesOffset) { - e = BCExceptionBytesNotMatchOffset; - return; - } - for (int32_t x = 0; x < maxNumDataBytes; x++) { - for (size_t j = 0; j < blocks.size(); j++) { - const CBC_CommonByteArray* dataBytes = blocks[j]->GetDataBytes(); - if (x < dataBytes->Size()) { - result->AppendBits(dataBytes->At(x), 8, e); - if (e != BCExceptionNO) - return; - } - } - } - for (int32_t y = 0; y < maxNumEcBytes; y++) { - for (size_t l = 0; l < blocks.size(); l++) { - const CBC_CommonByteArray* ecBytes = blocks[l]->GetErrorCorrectionBytes(); - if (y < ecBytes->Size()) { - result->AppendBits(ecBytes->At(y), 8, e); - if (e != BCExceptionNO) - return; - } - } - } - for (size_t k = 0; k < blocks.size(); k++) { - delete blocks[k]; - } - if (numTotalBytes != result->sizeInBytes()) - e = BCExceptionSizeInBytesDiffer; -} - -void CBC_QRCoderEncoder::GetNumDataBytesAndNumECBytesForBlockID( - int32_t numTotalBytes, - int32_t numDataBytes, - int32_t numRSBlocks, - int32_t blockID, - int32_t& numDataBytesInBlock, - int32_t& numECBytesInBlock) { - if (blockID >= numRSBlocks) { - return; - } - int32_t numRsBlocksInGroup2 = numTotalBytes % numRSBlocks; - int32_t numRsBlocksInGroup1 = numRSBlocks - numRsBlocksInGroup2; - int32_t numTotalBytesInGroup1 = numTotalBytes / numRSBlocks; - int32_t numTotalBytesInGroup2 = numTotalBytesInGroup1 + 1; - int32_t numDataBytesInGroup1 = numDataBytes / numRSBlocks; - int32_t numDataBytesInGroup2 = numDataBytesInGroup1 + 1; - int32_t numEcBytesInGroup1 = numTotalBytesInGroup1 - numDataBytesInGroup1; - int32_t numEcBytesInGroup2 = numTotalBytesInGroup2 - numDataBytesInGroup2; - if (blockID < numRsBlocksInGroup1) { - numDataBytesInBlock = numDataBytesInGroup1; - numECBytesInBlock = numEcBytesInGroup1; - } else { - numDataBytesInBlock = numDataBytesInGroup2; - numECBytesInBlock = numEcBytesInGroup2; - } -} - -CBC_CommonByteArray* CBC_QRCoderEncoder::GenerateECBytes( - CBC_CommonByteArray* dataBytes, - int32_t numEcBytesInBlock, - int32_t& e) { - int32_t numDataBytes = dataBytes->Size(); - std::vector<int32_t> toEncode(numDataBytes + numEcBytesInBlock); - for (int32_t i = 0; i < numDataBytes; i++) { - toEncode[i] = (dataBytes->At(i)); - } - CBC_ReedSolomonEncoder encode(CBC_ReedSolomonGF256::QRCodeField); - encode.Init(); - encode.Encode(&toEncode, numEcBytesInBlock, e); - if (e != BCExceptionNO) - return nullptr; - CBC_CommonByteArray* ecBytes = new CBC_CommonByteArray(numEcBytesInBlock); - for (int32_t j = 0; j < numEcBytesInBlock; j++) { - ecBytes->Set(j, toEncode[numDataBytes + j]); - } - return ecBytes; -} |