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path: root/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp
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Diffstat (limited to 'xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp')
-rw-r--r--xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp273
1 files changed, 0 insertions, 273 deletions
diff --git a/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp b/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp
deleted file mode 100644
index 062b326bd7..0000000000
--- a/xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.cpp
+++ /dev/null
@@ -1,273 +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 2007 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/BC_UtilCodingConvert.h"
-#include "xfa/fxbarcode/common/BC_CommonBitSource.h"
-#include "xfa/fxbarcode/common/BC_CommonCharacterSetECI.h"
-#include "xfa/fxbarcode/common/BC_CommonDecoderResult.h"
-#include "xfa/fxbarcode/common/BC_CommonECI.h"
-#include "xfa/fxbarcode/qrcode/BC_QRCoderMode.h"
-#include "xfa/fxbarcode/qrcode/BC_QRDecodedBitStreamParser.h"
-
-const FX_CHAR* CBC_QRDecodedBitStreamParser::UTF_8 = "utf8";
-const FX_CHAR CBC_QRDecodedBitStreamParser::ALPHANUMERIC_CHARS[45] = {
- '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E',
- 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', 'S', 'T',
- 'U', 'V', 'W', 'X', 'Y', 'Z', ' ', '$', '%', '*', '+', '-', '.', '/', ':'};
-
-CBC_QRDecodedBitStreamParser::CBC_QRDecodedBitStreamParser() {}
-CBC_QRDecodedBitStreamParser::~CBC_QRDecodedBitStreamParser() {}
-CBC_CommonDecoderResult* CBC_QRDecodedBitStreamParser::Decode(
- CFX_ByteArray* bytes,
- CBC_QRCoderVersion* version,
- CBC_QRCoderErrorCorrectionLevel* ecLevel,
- int32_t byteModeDecode,
- int32_t& e) {
- CBC_CommonBitSource bits(bytes);
- CFX_ByteString result;
- CBC_CommonCharacterSetECI* currentCharacterSetECI = nullptr;
- FX_BOOL fc1Infact = FALSE;
- CFX_Int32Array byteSegments;
- CBC_QRCoderMode* mode = nullptr;
- do {
- if (bits.Available() < 4) {
- mode = CBC_QRCoderMode::sTERMINATOR;
- } else {
- int32_t iTemp1 = bits.ReadBits(4, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- mode = CBC_QRCoderMode::ForBits(iTemp1, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- if (!mode) {
- e = BCExceptionUnSupportMode;
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- }
- }
- if (!(mode == CBC_QRCoderMode::sTERMINATOR)) {
- if (mode == CBC_QRCoderMode::sFNC1_FIRST_POSITION ||
- mode == CBC_QRCoderMode::sFNC1_SECOND_POSITION) {
- fc1Infact = TRUE;
- } else if (mode == CBC_QRCoderMode::sSTRUCTURED_APPEND) {
- bits.ReadBits(16, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- } else if (mode == CBC_QRCoderMode::sECI) {
- int32_t value = ParseECIValue(&bits, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- currentCharacterSetECI =
- CBC_CommonCharacterSetECI::GetCharacterSetECIByValue(value);
- } else {
- if (mode == CBC_QRCoderMode::sGBK) {
- bits.ReadBits(4, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- }
- int32_t numBits = mode->GetCharacterCountBits(version, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- int32_t count = bits.ReadBits(numBits, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- if (mode == CBC_QRCoderMode::sNUMERIC) {
- DecodeNumericSegment(&bits, result, count, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- } else if (mode == CBC_QRCoderMode::sALPHANUMERIC) {
- DecodeAlphanumericSegment(&bits, result, count, fc1Infact, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- } else if (mode == CBC_QRCoderMode::sBYTE) {
- DecodeByteSegment(&bits, result, count, currentCharacterSetECI,
- &byteSegments, byteModeDecode, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- } else if (mode == CBC_QRCoderMode::sGBK) {
- DecodeGBKSegment(&bits, result, count, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- } else if (mode == CBC_QRCoderMode::sKANJI) {
- DecodeKanjiSegment(&bits, result, count, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- } else {
- e = BCExceptionUnSupportMode;
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- }
- }
- }
- } while (!(mode == CBC_QRCoderMode::sTERMINATOR));
- CBC_CommonDecoderResult* tempCd = new CBC_CommonDecoderResult();
- tempCd->Init(*bytes, result, byteSegments, ecLevel, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, nullptr);
- return tempCd;
-}
-void CBC_QRDecodedBitStreamParser::DecodeGBKSegment(CBC_CommonBitSource* bits,
- CFX_ByteString& result,
- int32_t count,
- int32_t& e) {
- CFX_ByteString buffer;
- while (count > 0) {
- int32_t twoBytes = bits->ReadBits(13, e);
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- int32_t assembledTwoBytes = ((twoBytes / 0x060) << 8) | (twoBytes % 0x060);
- if (assembledTwoBytes <= 0x0095d) {
- assembledTwoBytes += 0x0a1a1;
- } else {
- assembledTwoBytes += 0x0a6a1;
- }
- buffer += (uint8_t)(assembledTwoBytes >> 8);
- buffer += (uint8_t)assembledTwoBytes;
- count--;
- }
- CBC_UtilCodingConvert::LocaleToUtf8(buffer, result);
-}
-void CBC_QRDecodedBitStreamParser::DecodeKanjiSegment(CBC_CommonBitSource* bits,
- CFX_ByteString& result,
- int32_t count,
- int32_t& e) {
- CFX_ByteString buffer;
- while (count > 0) {
- int32_t twoBytes = bits->ReadBits(13, e);
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- int32_t assembledTwoBytes = ((twoBytes / 0x0c0) << 8) | (twoBytes % 0x0c0);
- if (assembledTwoBytes <= 0x01f00) {
- assembledTwoBytes += 0x08140;
- } else {
- assembledTwoBytes += 0x0c140;
- }
- buffer += (uint8_t)(assembledTwoBytes >> 8);
- buffer += (uint8_t)assembledTwoBytes;
- count--;
- }
- CBC_UtilCodingConvert::LocaleToUtf8(buffer, result);
-}
-void CBC_QRDecodedBitStreamParser::DecodeByteSegment(
- CBC_CommonBitSource* bits,
- CFX_ByteString& result,
- int32_t count,
- CBC_CommonCharacterSetECI* currentCharacterSetECI,
- CFX_Int32Array* byteSegments,
- int32_t byteModeDecode,
- int32_t& e) {
- if (count < 0) {
- e = BCExceptionNotFound;
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- }
- if ((count << 3) > bits->Available()) {
- e = BCExceptionRead;
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- }
- uint8_t* readBytes = FX_Alloc(uint8_t, count);
- FXSYS_memset(readBytes, 0x00, count);
- for (int32_t i = 0; i < count; i++) {
- readBytes[i] = (uint8_t)bits->ReadBits(8, e);
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- }
- CFX_ByteString bs(readBytes, count);
- result += bs;
- FX_Free(readBytes);
-}
-void CBC_QRDecodedBitStreamParser::DecodeAlphanumericSegment(
- CBC_CommonBitSource* bits,
- CFX_ByteString& result,
- int32_t count,
- FX_BOOL fac1InEffect,
- int32_t& e) {
- int32_t start = result.GetLength();
- while (count > 1) {
- int32_t nextTwoCharsBits = bits->ReadBits(11, e);
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- BC_FX_ByteString_Append(result, 1,
- ALPHANUMERIC_CHARS[nextTwoCharsBits / 45]);
- BC_FX_ByteString_Append(result, 1,
- ALPHANUMERIC_CHARS[nextTwoCharsBits % 45]);
- count -= 2;
- }
- if (count == 1) {
- int32_t itemp = bits->ReadBits(6, e);
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- BC_FX_ByteString_Append(result, 1, ALPHANUMERIC_CHARS[itemp]);
- }
- if (fac1InEffect) {
- for (int32_t i = start; i < result.GetLength(); i++) {
- if (result[i] == '%') {
- if ((i < result.GetLength() - 1) && result[i + 1] == '%') {
- result.Delete(i + 1, 1);
- } else {
- result.SetAt(i, (FX_CHAR)0x1d);
- }
- }
- }
- }
-}
-void CBC_QRDecodedBitStreamParser::DecodeNumericSegment(
- CBC_CommonBitSource* bits,
- CFX_ByteString& result,
- int32_t count,
- int32_t& e) {
- while (count >= 3) {
- int32_t threeDigitsBits = bits->ReadBits(10, e);
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- if (threeDigitsBits >= 1000) {
- e = BCExceptionRead;
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- }
- BC_FX_ByteString_Append(result, 1,
- ALPHANUMERIC_CHARS[threeDigitsBits / 100]);
- BC_FX_ByteString_Append(result, 1,
- ALPHANUMERIC_CHARS[(threeDigitsBits / 10) % 10]);
- BC_FX_ByteString_Append(result, 1,
- ALPHANUMERIC_CHARS[threeDigitsBits % 10]);
- count -= 3;
- }
- if (count == 2) {
- int32_t twoDigitBits = bits->ReadBits(7, e);
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- if (twoDigitBits >= 100) {
- e = BCExceptionRead;
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- }
- BC_FX_ByteString_Append(result, 1, ALPHANUMERIC_CHARS[twoDigitBits / 10]);
- BC_FX_ByteString_Append(result, 1, ALPHANUMERIC_CHARS[twoDigitBits % 10]);
- } else if (count == 1) {
- int32_t digitBits = bits->ReadBits(4, e);
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- if (digitBits >= 10) {
- e = BCExceptionRead;
- BC_EXCEPTION_CHECK_ReturnVoid(e);
- }
- BC_FX_ByteString_Append(result, 1, ALPHANUMERIC_CHARS[digitBits]);
- }
-}
-const CFX_ByteString CBC_QRDecodedBitStreamParser::GuessEncoding(
- CFX_ByteArray* bytes) {
- return *UTF_8;
-}
-int32_t CBC_QRDecodedBitStreamParser::ParseECIValue(CBC_CommonBitSource* bits,
- int32_t& e) {
- int32_t firstByte = bits->ReadBits(8, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, 0);
- if ((firstByte & 0x80) == 0) {
- return firstByte & 0x7f;
- } else if ((firstByte & 0xc0) == 0x80) {
- int32_t secondByte = bits->ReadBits(8, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, 0);
- return ((firstByte & 0x3f) << 8) | secondByte;
- } else if ((firstByte & 0xe0) == 0xc0) {
- int32_t secondThirdByte = bits->ReadBits(16, e);
- BC_EXCEPTION_CHECK_ReturnValue(e, 0);
- return ((firstByte & 0x1f) << 16) | secondThirdByte;
- }
- e = BCExceptionBadECI;
- BC_EXCEPTION_CHECK_ReturnValue(e, 0);
- return 0;
-}
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