summaryrefslogtreecommitdiff
path: root/fpdfsdk/javascript/JS_GlobalData.cpp
diff options
context:
space:
mode:
authorDan Sinclair <dsinclair@chromium.org>2017-10-30 20:20:42 +0000
committerChromium commit bot <commit-bot@chromium.org>2017-10-30 20:20:42 +0000
commite0345a4aecfd16264d393234cf8fe22250d771fe (patch)
tree046f8e6c074b8525d6cf71daf4f2039582fb572a /fpdfsdk/javascript/JS_GlobalData.cpp
parent341ec6256457c53d50f2d0a0667e61041d4d89be (diff)
downloadpdfium-e0345a4aecfd16264d393234cf8fe22250d771fe.tar.xz
Move fpdfsdk/javascript to fxjs/
This CL moves all of the CJS files into fxjs. The :javascript build rule is removed and :fxjs is used instead. Change-Id: I1701b308f51317d0346c7401b43812c3f43a27bf Reviewed-on: https://pdfium-review.googlesource.com/17047 Commit-Queue: dsinclair <dsinclair@chromium.org> Reviewed-by: Tom Sepez <tsepez@chromium.org>
Diffstat (limited to 'fpdfsdk/javascript/JS_GlobalData.cpp')
-rw-r--r--fpdfsdk/javascript/JS_GlobalData.cpp397
1 files changed, 0 insertions, 397 deletions
diff --git a/fpdfsdk/javascript/JS_GlobalData.cpp b/fpdfsdk/javascript/JS_GlobalData.cpp
deleted file mode 100644
index ce3ce68fb3..0000000000
--- a/fpdfsdk/javascript/JS_GlobalData.cpp
+++ /dev/null
@@ -1,397 +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
-
-#include "fpdfsdk/javascript/JS_GlobalData.h"
-
-#include <utility>
-
-#include "core/fdrm/crypto/fx_crypt.h"
-#include "third_party/base/ptr_util.h"
-#include "third_party/base/stl_util.h"
-
-#define JS_MAXGLOBALDATA (1024 * 4 - 8)
-
-#define READER_JS_GLOBALDATA_FILENAME L"Reader_JsGlobal.Data"
-#define PHANTOM_JS_GLOBALDATA_FILENAME L"Phantom_JsGlobal.Data"
-#define SDK_JS_GLOBALDATA_FILENAME L"SDK_JsGlobal.Data"
-
-namespace {
-
-const uint8_t JS_RC4KEY[] = {
- 0x19, 0xa8, 0xe8, 0x01, 0xf6, 0xa8, 0xb6, 0x4d, 0x82, 0x04, 0x45, 0x6d,
- 0xb4, 0xcf, 0xd7, 0x77, 0x67, 0xf9, 0x75, 0x9f, 0xf0, 0xe0, 0x1e, 0x51,
- 0xee, 0x46, 0xfd, 0x0b, 0xc9, 0x93, 0x25, 0x55, 0x4a, 0xee, 0xe0, 0x16,
- 0xd0, 0xdf, 0x8c, 0xfa, 0x2a, 0xa9, 0x49, 0xfd, 0x97, 0x1c, 0x0e, 0x22,
- 0x13, 0x28, 0x7c, 0xaf, 0xc4, 0xfc, 0x9c, 0x12, 0x65, 0x8c, 0x4e, 0x5b,
- 0x04, 0x75, 0x89, 0xc9, 0xb1, 0xed, 0x50, 0xca, 0x96, 0x6f, 0x1a, 0x7a,
- 0xfe, 0x58, 0x5d, 0xec, 0x19, 0x4a, 0xf6, 0x35, 0x6a, 0x97, 0x14, 0x00,
- 0x0e, 0xd0, 0x6b, 0xbb, 0xd5, 0x75, 0x55, 0x8b, 0x6e, 0x6b, 0x19, 0xa0,
- 0xf8, 0x77, 0xd5, 0xa3};
-
-// Returns true if non-empty, setting sPropName
-bool TrimPropName(ByteString* sPropName) {
- sPropName->TrimLeft();
- sPropName->TrimRight();
- return sPropName->GetLength() != 0;
-}
-
-CJS_GlobalData* g_pInstance = nullptr;
-
-} // namespace
-
-// static
-CJS_GlobalData* CJS_GlobalData::GetRetainedInstance(
- CPDFSDK_FormFillEnvironment* pApp) {
- if (!g_pInstance) {
- g_pInstance = new CJS_GlobalData();
- }
- ++g_pInstance->m_RefCount;
- return g_pInstance;
-}
-
-void CJS_GlobalData::Release() {
- if (!--m_RefCount) {
- delete g_pInstance;
- g_pInstance = nullptr;
- }
-}
-
-CJS_GlobalData::CJS_GlobalData()
- : m_RefCount(0), m_sFilePath(SDK_JS_GLOBALDATA_FILENAME) {
- LoadGlobalPersistentVariables();
-}
-
-CJS_GlobalData::~CJS_GlobalData() {
- SaveGlobalPersisitentVariables();
-}
-
-CJS_GlobalData::iterator CJS_GlobalData::FindGlobalVariable(
- const ByteString& propname) {
- for (auto it = m_arrayGlobalData.begin(); it != m_arrayGlobalData.end();
- ++it) {
- if ((*it)->data.sKey == propname)
- return it;
- }
- return m_arrayGlobalData.end();
-}
-
-CJS_GlobalData::const_iterator CJS_GlobalData::FindGlobalVariable(
- const ByteString& propname) const {
- for (auto it = m_arrayGlobalData.begin(); it != m_arrayGlobalData.end();
- ++it) {
- if ((*it)->data.sKey == propname)
- return it;
- }
- return m_arrayGlobalData.end();
-}
-
-CJS_GlobalData_Element* CJS_GlobalData::GetGlobalVariable(
- const ByteString& propname) {
- auto iter = FindGlobalVariable(propname);
- return iter != m_arrayGlobalData.end() ? iter->get() : nullptr;
-}
-
-void CJS_GlobalData::SetGlobalVariableNumber(const ByteString& propname,
- double dData) {
- ByteString sPropName(propname);
- if (!TrimPropName(&sPropName))
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GlobalDataType::NUMBER;
- pData->data.dData = dData;
- return;
- }
- auto pNewData = pdfium::MakeUnique<CJS_GlobalData_Element>();
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GlobalDataType::NUMBER;
- pNewData->data.dData = dData;
- m_arrayGlobalData.push_back(std::move(pNewData));
-}
-
-void CJS_GlobalData::SetGlobalVariableBoolean(const ByteString& propname,
- bool bData) {
- ByteString sPropName(propname);
- if (!TrimPropName(&sPropName))
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GlobalDataType::BOOLEAN;
- pData->data.bData = bData;
- return;
- }
- auto pNewData = pdfium::MakeUnique<CJS_GlobalData_Element>();
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GlobalDataType::BOOLEAN;
- pNewData->data.bData = bData;
- m_arrayGlobalData.push_back(std::move(pNewData));
-}
-
-void CJS_GlobalData::SetGlobalVariableString(const ByteString& propname,
- const ByteString& sData) {
- ByteString sPropName(propname);
- if (!TrimPropName(&sPropName))
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GlobalDataType::STRING;
- pData->data.sData = sData;
- return;
- }
- auto pNewData = pdfium::MakeUnique<CJS_GlobalData_Element>();
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GlobalDataType::STRING;
- pNewData->data.sData = sData;
- m_arrayGlobalData.push_back(std::move(pNewData));
-}
-
-void CJS_GlobalData::SetGlobalVariableObject(
- const ByteString& propname,
- const CJS_GlobalVariableArray& array) {
- ByteString sPropName(propname);
- if (!TrimPropName(&sPropName))
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GlobalDataType::OBJECT;
- pData->data.objData.Copy(array);
- return;
- }
- auto pNewData = pdfium::MakeUnique<CJS_GlobalData_Element>();
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GlobalDataType::OBJECT;
- pNewData->data.objData.Copy(array);
- m_arrayGlobalData.push_back(std::move(pNewData));
-}
-
-void CJS_GlobalData::SetGlobalVariableNull(const ByteString& propname) {
- ByteString sPropName(propname);
- if (!TrimPropName(&sPropName))
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GlobalDataType::NULLOBJ;
- return;
- }
- auto pNewData = pdfium::MakeUnique<CJS_GlobalData_Element>();
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GlobalDataType::NULLOBJ;
- m_arrayGlobalData.push_back(std::move(pNewData));
-}
-
-bool CJS_GlobalData::SetGlobalVariablePersistent(const ByteString& propname,
- bool bPersistent) {
- ByteString sPropName(propname);
- if (!TrimPropName(&sPropName))
- return false;
-
- CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName);
- if (!pData)
- return false;
-
- pData->bPersistent = bPersistent;
- return true;
-}
-
-bool CJS_GlobalData::DeleteGlobalVariable(const ByteString& propname) {
- ByteString sPropName(propname);
- if (!TrimPropName(&sPropName))
- return false;
-
- auto iter = FindGlobalVariable(sPropName);
- if (iter == m_arrayGlobalData.end())
- return false;
-
- m_arrayGlobalData.erase(iter);
- return true;
-}
-
-int32_t CJS_GlobalData::GetSize() const {
- return pdfium::CollectionSize<int32_t>(m_arrayGlobalData);
-}
-
-CJS_GlobalData_Element* CJS_GlobalData::GetAt(int index) const {
- if (index < 0 || index >= GetSize())
- return nullptr;
- return m_arrayGlobalData[index].get();
-}
-
-void CJS_GlobalData::LoadGlobalPersistentVariables() {
- uint8_t* pBuffer = nullptr;
- int32_t nLength = 0;
-
- LoadFileBuffer(m_sFilePath.c_str(), pBuffer, nLength);
- CRYPT_ArcFourCryptBlock(pBuffer, nLength, JS_RC4KEY, sizeof(JS_RC4KEY));
-
- if (pBuffer) {
- uint8_t* p = pBuffer;
- uint16_t wType = *((uint16_t*)p);
- p += sizeof(uint16_t);
-
- if (wType == (uint16_t)(('X' << 8) | 'F')) {
- uint16_t wVersion = *((uint16_t*)p);
- p += sizeof(uint16_t);
-
- ASSERT(wVersion <= 2);
-
- uint32_t dwCount = *((uint32_t*)p);
- p += sizeof(uint32_t);
-
- uint32_t dwSize = *((uint32_t*)p);
- p += sizeof(uint32_t);
-
- if (dwSize == nLength - sizeof(uint16_t) * 2 - sizeof(uint32_t) * 2) {
- for (int32_t i = 0, sz = dwCount; i < sz; i++) {
- if (p > pBuffer + nLength)
- break;
-
- uint32_t dwNameLen = *((uint32_t*)p);
- p += sizeof(uint32_t);
-
- if (p + dwNameLen > pBuffer + nLength)
- break;
-
- ByteString sEntry = ByteString(p, dwNameLen);
- p += sizeof(char) * dwNameLen;
-
- JS_GlobalDataType wDataType =
- static_cast<JS_GlobalDataType>(*((uint16_t*)p));
- p += sizeof(uint16_t);
-
- switch (wDataType) {
- case JS_GlobalDataType::NUMBER: {
- double dData = 0;
- switch (wVersion) {
- case 1: {
- uint32_t dwData = *((uint32_t*)p);
- p += sizeof(uint32_t);
- dData = dwData;
- } break;
- case 2: {
- dData = *((double*)p);
- p += sizeof(double);
- } break;
- }
- SetGlobalVariableNumber(sEntry, dData);
- SetGlobalVariablePersistent(sEntry, true);
- } break;
- case JS_GlobalDataType::BOOLEAN: {
- uint16_t wData = *((uint16_t*)p);
- p += sizeof(uint16_t);
- SetGlobalVariableBoolean(sEntry, (bool)(wData == 1));
- SetGlobalVariablePersistent(sEntry, true);
- } break;
- case JS_GlobalDataType::STRING: {
- uint32_t dwLength = *((uint32_t*)p);
- p += sizeof(uint32_t);
-
- if (p + dwLength > pBuffer + nLength)
- break;
-
- SetGlobalVariableString(sEntry, ByteString(p, dwLength));
- SetGlobalVariablePersistent(sEntry, true);
- p += sizeof(char) * dwLength;
- } break;
- case JS_GlobalDataType::NULLOBJ: {
- SetGlobalVariableNull(sEntry);
- SetGlobalVariablePersistent(sEntry, true);
- }
- case JS_GlobalDataType::OBJECT:
- break;
- }
- }
- }
- }
- FX_Free(pBuffer);
- }
-}
-
-void CJS_GlobalData::SaveGlobalPersisitentVariables() {
- uint32_t nCount = 0;
- CFX_BinaryBuf sData;
- for (const auto& pElement : m_arrayGlobalData) {
- if (pElement->bPersistent) {
- CFX_BinaryBuf sElement;
- MakeByteString(pElement->data.sKey, &pElement->data, sElement);
- if (sData.GetSize() + sElement.GetSize() > JS_MAXGLOBALDATA)
- break;
-
- sData.AppendBlock(sElement.GetBuffer(), sElement.GetSize());
- nCount++;
- }
- }
-
- CFX_BinaryBuf sFile;
- uint16_t wType = (uint16_t)(('X' << 8) | 'F');
- sFile.AppendBlock(&wType, sizeof(uint16_t));
- uint16_t wVersion = 2;
- sFile.AppendBlock(&wVersion, sizeof(uint16_t));
- sFile.AppendBlock(&nCount, sizeof(uint32_t));
- uint32_t dwSize = sData.GetSize();
- sFile.AppendBlock(&dwSize, sizeof(uint32_t));
-
- sFile.AppendBlock(sData.GetBuffer(), sData.GetSize());
-
- CRYPT_ArcFourCryptBlock(sFile.GetBuffer(), sFile.GetSize(), JS_RC4KEY,
- sizeof(JS_RC4KEY));
- WriteFileBuffer(m_sFilePath.c_str(), (const char*)sFile.GetBuffer(),
- sFile.GetSize());
-}
-
-void CJS_GlobalData::LoadFileBuffer(const wchar_t* sFilePath,
- uint8_t*& pBuffer,
- int32_t& nLength) {
- // UnSupport.
-}
-
-void CJS_GlobalData::WriteFileBuffer(const wchar_t* sFilePath,
- const char* pBuffer,
- int32_t nLength) {
- // UnSupport.
-}
-
-void CJS_GlobalData::MakeByteString(const ByteString& name,
- CJS_KeyValue* pData,
- CFX_BinaryBuf& sData) {
- switch (pData->nType) {
- case JS_GlobalDataType::NUMBER: {
- uint32_t dwNameLen = (uint32_t)name.GetLength();
- sData.AppendBlock(&dwNameLen, sizeof(uint32_t));
- sData.AppendString(name);
- sData.AppendBlock(&pData->nType, sizeof(uint16_t));
-
- double dData = pData->dData;
- sData.AppendBlock(&dData, sizeof(double));
- } break;
- case JS_GlobalDataType::BOOLEAN: {
- uint32_t dwNameLen = (uint32_t)name.GetLength();
- sData.AppendBlock(&dwNameLen, sizeof(uint32_t));
- sData.AppendString(name);
- sData.AppendBlock(&pData->nType, sizeof(uint16_t));
-
- uint16_t wData = (uint16_t)pData->bData;
- sData.AppendBlock(&wData, sizeof(uint16_t));
- } break;
- case JS_GlobalDataType::STRING: {
- uint32_t dwNameLen = (uint32_t)name.GetLength();
- sData.AppendBlock(&dwNameLen, sizeof(uint32_t));
- sData.AppendString(name);
- sData.AppendBlock(&pData->nType, sizeof(uint16_t));
-
- uint32_t dwDataLen = (uint32_t)pData->sData.GetLength();
- sData.AppendBlock(&dwDataLen, sizeof(uint32_t));
- sData.AppendString(pData->sData);
- } break;
- case JS_GlobalDataType::NULLOBJ: {
- uint32_t dwNameLen = (uint32_t)name.GetLength();
- sData.AppendBlock(&dwNameLen, sizeof(uint32_t));
- sData.AppendString(name);
- sData.AppendBlock(&pData->nType, sizeof(uint32_t));
- } break;
- default:
- break;
- }
-}