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authorDan Sinclair <dsinclair@chromium.org>2017-03-29 15:18:41 -0400
committerChromium commit bot <commit-bot@chromium.org>2017-03-29 21:01:07 +0000
commite778668fe92b8c60e0537ee48f79d5af6c1a2f1e (patch)
treece7ce115b6f7306a6363f4a3d26d0de2c5646aea /xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
parentb929ab0886a2b0ceb701989ef126e5b0cabf6997 (diff)
downloadpdfium-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/common/reedsolomon/BC_ReedSolomonGF256.cpp')
-rw-r--r--xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp135
1 files changed, 0 insertions, 135 deletions
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
deleted file mode 100644
index 349ed0789a..0000000000
--- a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
+++ /dev/null
@@ -1,135 +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/common/reedsolomon/BC_ReedSolomonGF256.h"
-
-#include <vector>
-
-#include "third_party/base/ptr_util.h"
-#include "xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
-
-CBC_ReedSolomonGF256* CBC_ReedSolomonGF256::QRCodeField = nullptr;
-CBC_ReedSolomonGF256* CBC_ReedSolomonGF256::DataMatrixField = nullptr;
-
-void CBC_ReedSolomonGF256::Initialize() {
- QRCodeField = new CBC_ReedSolomonGF256(0x011D);
- QRCodeField->Init();
- DataMatrixField = new CBC_ReedSolomonGF256(0x012D);
- DataMatrixField->Init();
-}
-
-void CBC_ReedSolomonGF256::Finalize() {
- delete QRCodeField;
- QRCodeField = nullptr;
- delete DataMatrixField;
- DataMatrixField = nullptr;
-}
-
-CBC_ReedSolomonGF256::CBC_ReedSolomonGF256(int32_t primitive) {
- int32_t x = 1;
- for (int32_t j = 0; j < 256; j++) {
- m_expTable[j] = x;
- x <<= 1;
- if (x >= 0x100) {
- x ^= primitive;
- }
- }
- for (int32_t i = 0; i < 255; i++) {
- m_logTable[m_expTable[i]] = i;
- }
- m_logTable[0] = 0;
-}
-
-void CBC_ReedSolomonGF256::Init() {
- m_zero = pdfium::MakeUnique<CBC_ReedSolomonGF256Poly>(this, 0);
- m_one = pdfium::MakeUnique<CBC_ReedSolomonGF256Poly>(this, 1);
-}
-
-CBC_ReedSolomonGF256::~CBC_ReedSolomonGF256() {}
-
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetZero() const {
- return m_zero.get();
-}
-
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetOne() const {
- return m_one.get();
-}
-
-CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::BuildMonomial(
- int32_t degree,
- int32_t coefficient,
- int32_t& e) {
- if (degree < 0) {
- e = BCExceptionDegreeIsNegative;
- return nullptr;
- }
- if (coefficient == 0) {
- CBC_ReedSolomonGF256Poly* temp = m_zero->Clone(e);
- if (e != BCExceptionNO)
- return nullptr;
- return temp;
- }
- std::vector<int32_t> coefficients(degree + 1);
- coefficients[0] = coefficient;
- CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
- temp->Init(this, &coefficients, e);
- if (e != BCExceptionNO)
- return nullptr;
- return temp;
-}
-
-int32_t CBC_ReedSolomonGF256::AddOrSubtract(int32_t a, int32_t b) {
- return a ^ b;
-}
-
-int32_t CBC_ReedSolomonGF256::Exp(int32_t a) {
- return m_expTable[a];
-}
-
-int32_t CBC_ReedSolomonGF256::Log(int32_t a, int32_t& e) {
- if (a == 0) {
- e = BCExceptionAIsZero;
- return 0;
- }
- return m_logTable[a];
-}
-
-int32_t CBC_ReedSolomonGF256::Inverse(int32_t a, int32_t& e) {
- if (a == 0) {
- e = BCExceptionAIsZero;
- return 0;
- }
- return m_expTable[255 - m_logTable[a]];
-}
-
-int32_t CBC_ReedSolomonGF256::Multiply(int32_t a, int32_t b) {
- if (a == 0 || b == 0) {
- return 0;
- }
- if (a == 1) {
- return b;
- }
- if (b == 1) {
- return a;
- }
- return m_expTable[(m_logTable[a] + m_logTable[b]) % 255];
-}