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Unified Diff: fpdfsdk/src/javascript/JS_GlobalData.cpp

Issue 1799773002: Move fpdfsdk/src up to fpdfsdk/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Rebase to master Created 4 years, 9 months ago
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Index: fpdfsdk/src/javascript/JS_GlobalData.cpp
diff --git a/fpdfsdk/src/javascript/JS_GlobalData.cpp b/fpdfsdk/src/javascript/JS_GlobalData.cpp
deleted file mode 100644
index 1491d018e760ced41e2cff7177e2017d07fe3d79..0000000000000000000000000000000000000000
--- a/fpdfsdk/src/javascript/JS_GlobalData.cpp
+++ /dev/null
@@ -1,490 +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/src/javascript/JS_GlobalData.h"
-
-#include "core/include/fdrm/fx_crypt.h"
-#include "fpdfsdk/include/javascript/IJavaScript.h"
-
-#define JS_MAXGLOBALDATA (1024 * 4 - 8)
-
-/* --------------------- CJS_GlobalVariableArray --------------------- */
-
-CJS_GlobalVariableArray::CJS_GlobalVariableArray() {}
-
-CJS_GlobalVariableArray::~CJS_GlobalVariableArray() {
- Empty();
-}
-
-void CJS_GlobalVariableArray::Copy(const CJS_GlobalVariableArray& array) {
- Empty();
- for (int i = 0, sz = array.Count(); i < sz; i++) {
- CJS_KeyValue* pOldObjData = array.GetAt(i);
- switch (pOldObjData->nType) {
- case JS_GLOBALDATA_TYPE_NUMBER: {
- CJS_KeyValue* pNewObjData = new CJS_KeyValue;
- pNewObjData->sKey = pOldObjData->sKey;
- pNewObjData->nType = pOldObjData->nType;
- pNewObjData->dData = pOldObjData->dData;
- Add(pNewObjData);
- } break;
- case JS_GLOBALDATA_TYPE_BOOLEAN: {
- CJS_KeyValue* pNewObjData = new CJS_KeyValue;
- pNewObjData->sKey = pOldObjData->sKey;
- pNewObjData->nType = pOldObjData->nType;
- pNewObjData->bData = pOldObjData->bData;
- Add(pNewObjData);
- } break;
- case JS_GLOBALDATA_TYPE_STRING: {
- CJS_KeyValue* pNewObjData = new CJS_KeyValue;
- pNewObjData->sKey = pOldObjData->sKey;
- pNewObjData->nType = pOldObjData->nType;
- pNewObjData->sData = pOldObjData->sData;
- Add(pNewObjData);
- } break;
- case JS_GLOBALDATA_TYPE_OBJECT: {
- CJS_KeyValue* pNewObjData = new CJS_KeyValue;
- pNewObjData->sKey = pOldObjData->sKey;
- pNewObjData->nType = pOldObjData->nType;
- pNewObjData->objData.Copy(pOldObjData->objData);
- Add(pNewObjData);
- } break;
- case JS_GLOBALDATA_TYPE_NULL: {
- CJS_KeyValue* pNewObjData = new CJS_KeyValue;
- pNewObjData->sKey = pOldObjData->sKey;
- pNewObjData->nType = pOldObjData->nType;
- Add(pNewObjData);
- } break;
- }
- }
-}
-
-void CJS_GlobalVariableArray::Add(CJS_KeyValue* p) {
- array.Add(p);
-}
-
-int CJS_GlobalVariableArray::Count() const {
- return array.GetSize();
-}
-
-CJS_KeyValue* CJS_GlobalVariableArray::GetAt(int index) const {
- return array.GetAt(index);
-}
-
-void CJS_GlobalVariableArray::Empty() {
- for (int i = 0, sz = array.GetSize(); i < sz; i++)
- delete array.GetAt(i);
- array.RemoveAll();
-}
-
-/* -------------------------- CJS_GlobalData -------------------------- */
-
-#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"
-
-static 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};
-
-CJS_GlobalData* CJS_GlobalData::g_Instance = nullptr;
-
-// static
-CJS_GlobalData* CJS_GlobalData::GetRetainedInstance(CPDFDoc_Environment* pApp) {
- if (!g_Instance) {
- g_Instance = new CJS_GlobalData();
- }
- ++g_Instance->m_RefCount;
- return g_Instance;
-}
-
-void CJS_GlobalData::Release() {
- if (!--m_RefCount) {
- delete g_Instance;
- g_Instance = nullptr;
- }
-}
-
-CJS_GlobalData::CJS_GlobalData() : m_RefCount(0) {
- m_sFilePath += SDK_JS_GLOBALDATA_FILENAME;
- LoadGlobalPersistentVariables();
-}
-
-CJS_GlobalData::~CJS_GlobalData() {
- SaveGlobalPersisitentVariables();
- for (int i = 0, sz = m_arrayGlobalData.GetSize(); i < sz; i++)
- delete m_arrayGlobalData.GetAt(i);
-
- m_arrayGlobalData.RemoveAll();
-}
-
-int CJS_GlobalData::FindGlobalVariable(const FX_CHAR* propname) {
- for (int i = 0, sz = m_arrayGlobalData.GetSize(); i < sz; i++) {
- CJS_GlobalData_Element* pTemp = m_arrayGlobalData.GetAt(i);
- if (pTemp->data.sKey[0] == *propname && pTemp->data.sKey == propname)
- return i;
- }
- return -1;
-}
-
-CJS_GlobalData_Element* CJS_GlobalData::GetGlobalVariable(
- const FX_CHAR* propname) {
- ASSERT(propname);
-
- int nFind = FindGlobalVariable(propname);
- return nFind >= 0 ? m_arrayGlobalData.GetAt(nFind) : nullptr;
-}
-
-void CJS_GlobalData::SetGlobalVariableNumber(const FX_CHAR* propname,
- double dData) {
- ASSERT(propname);
- CFX_ByteString sPropName = propname;
- sPropName.TrimLeft();
- sPropName.TrimRight();
- if (sPropName.GetLength() == 0)
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GLOBALDATA_TYPE_NUMBER;
- pData->data.dData = dData;
- } else {
- CJS_GlobalData_Element* pNewData = new CJS_GlobalData_Element;
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GLOBALDATA_TYPE_NUMBER;
- pNewData->data.dData = dData;
- m_arrayGlobalData.Add(pNewData);
- }
-}
-
-void CJS_GlobalData::SetGlobalVariableBoolean(const FX_CHAR* propname,
- bool bData) {
- ASSERT(propname);
- CFX_ByteString sPropName = propname;
-
- sPropName.TrimLeft();
- sPropName.TrimRight();
-
- if (sPropName.GetLength() == 0)
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GLOBALDATA_TYPE_BOOLEAN;
- pData->data.bData = bData;
- } else {
- CJS_GlobalData_Element* pNewData = new CJS_GlobalData_Element;
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GLOBALDATA_TYPE_BOOLEAN;
- pNewData->data.bData = bData;
-
- m_arrayGlobalData.Add(pNewData);
- }
-}
-
-void CJS_GlobalData::SetGlobalVariableString(const FX_CHAR* propname,
- const CFX_ByteString& sData) {
- ASSERT(propname);
- CFX_ByteString sPropName = propname;
-
- sPropName.TrimLeft();
- sPropName.TrimRight();
-
- if (sPropName.GetLength() == 0)
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GLOBALDATA_TYPE_STRING;
- pData->data.sData = sData;
- } else {
- CJS_GlobalData_Element* pNewData = new CJS_GlobalData_Element;
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GLOBALDATA_TYPE_STRING;
- pNewData->data.sData = sData;
-
- m_arrayGlobalData.Add(pNewData);
- }
-}
-
-void CJS_GlobalData::SetGlobalVariableObject(
- const FX_CHAR* propname,
- const CJS_GlobalVariableArray& array) {
- ASSERT(propname);
- CFX_ByteString sPropName = propname;
-
- sPropName.TrimLeft();
- sPropName.TrimRight();
-
- if (sPropName.GetLength() == 0)
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GLOBALDATA_TYPE_OBJECT;
- pData->data.objData.Copy(array);
- } else {
- CJS_GlobalData_Element* pNewData = new CJS_GlobalData_Element;
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GLOBALDATA_TYPE_OBJECT;
- pNewData->data.objData.Copy(array);
-
- m_arrayGlobalData.Add(pNewData);
- }
-}
-
-void CJS_GlobalData::SetGlobalVariableNull(const FX_CHAR* propname) {
- ASSERT(propname);
- CFX_ByteString sPropName = propname;
-
- sPropName.TrimLeft();
- sPropName.TrimRight();
-
- if (sPropName.GetLength() == 0)
- return;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->data.nType = JS_GLOBALDATA_TYPE_NULL;
- } else {
- CJS_GlobalData_Element* pNewData = new CJS_GlobalData_Element;
- pNewData->data.sKey = sPropName;
- pNewData->data.nType = JS_GLOBALDATA_TYPE_NULL;
-
- m_arrayGlobalData.Add(pNewData);
- }
-}
-
-FX_BOOL CJS_GlobalData::SetGlobalVariablePersistent(const FX_CHAR* propname,
- FX_BOOL bPersistent) {
- ASSERT(propname);
- CFX_ByteString sPropName = propname;
-
- sPropName.TrimLeft();
- sPropName.TrimRight();
-
- if (sPropName.GetLength() == 0)
- return FALSE;
-
- if (CJS_GlobalData_Element* pData = GetGlobalVariable(sPropName)) {
- pData->bPersistent = bPersistent;
- return TRUE;
- }
-
- return FALSE;
-}
-
-FX_BOOL CJS_GlobalData::DeleteGlobalVariable(const FX_CHAR* propname) {
- ASSERT(propname);
- CFX_ByteString sPropName = propname;
-
- sPropName.TrimLeft();
- sPropName.TrimRight();
-
- if (sPropName.GetLength() == 0)
- return FALSE;
-
- int nFind = FindGlobalVariable(sPropName);
-
- if (nFind >= 0) {
- delete m_arrayGlobalData.GetAt(nFind);
- m_arrayGlobalData.RemoveAt(nFind);
- return TRUE;
- }
-
- return FALSE;
-}
-
-int32_t CJS_GlobalData::GetSize() const {
- return m_arrayGlobalData.GetSize();
-}
-
-CJS_GlobalData_Element* CJS_GlobalData::GetAt(int index) const {
- return m_arrayGlobalData.GetAt(index);
-}
-
-void CJS_GlobalData::LoadGlobalPersistentVariables() {
- uint8_t* pBuffer = NULL;
- 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;
- FX_WORD wType = *((FX_WORD*)p);
- p += sizeof(FX_WORD);
-
- // FX_WORD wTemp = (FX_WORD)(('X' << 8) | 'F');
-
- if (wType == (FX_WORD)(('X' << 8) | 'F')) {
- FX_WORD wVersion = *((FX_WORD*)p);
- p += sizeof(FX_WORD);
-
- ASSERT(wVersion <= 2);
-
- FX_DWORD dwCount = *((FX_DWORD*)p);
- p += sizeof(FX_DWORD);
-
- FX_DWORD dwSize = *((FX_DWORD*)p);
- p += sizeof(FX_DWORD);
-
- if (dwSize == nLength - sizeof(FX_WORD) * 2 - sizeof(FX_DWORD) * 2) {
- for (int32_t i = 0, sz = dwCount; i < sz; i++) {
- if (p > pBuffer + nLength)
- break;
-
- FX_DWORD dwNameLen = *((FX_DWORD*)p);
- p += sizeof(FX_DWORD);
-
- if (p + dwNameLen > pBuffer + nLength)
- break;
-
- CFX_ByteString sEntry = CFX_ByteString(p, dwNameLen);
- p += sizeof(char) * dwNameLen;
-
- FX_WORD wDataType = *((FX_WORD*)p);
- p += sizeof(FX_WORD);
-
- switch (wDataType) {
- case JS_GLOBALDATA_TYPE_NUMBER: {
- double dData = 0;
- switch (wVersion) {
- case 1: {
- FX_DWORD dwData = *((FX_DWORD*)p);
- p += sizeof(FX_DWORD);
- dData = dwData;
- } break;
- case 2: {
- dData = *((double*)p);
- p += sizeof(double);
- } break;
- }
- SetGlobalVariableNumber(sEntry, dData);
- SetGlobalVariablePersistent(sEntry, TRUE);
- } break;
- case JS_GLOBALDATA_TYPE_BOOLEAN: {
- FX_WORD wData = *((FX_WORD*)p);
- p += sizeof(FX_WORD);
- SetGlobalVariableBoolean(sEntry, (bool)(wData == 1));
- SetGlobalVariablePersistent(sEntry, TRUE);
- } break;
- case JS_GLOBALDATA_TYPE_STRING: {
- FX_DWORD dwLength = *((FX_DWORD*)p);
- p += sizeof(FX_DWORD);
-
- if (p + dwLength > pBuffer + nLength)
- break;
-
- SetGlobalVariableString(sEntry, CFX_ByteString(p, dwLength));
- SetGlobalVariablePersistent(sEntry, TRUE);
- p += sizeof(char) * dwLength;
- } break;
- case JS_GLOBALDATA_TYPE_NULL: {
- SetGlobalVariableNull(sEntry);
- SetGlobalVariablePersistent(sEntry, TRUE);
- }
- }
- }
- }
- }
- FX_Free(pBuffer);
- }
-}
-
-void CJS_GlobalData::SaveGlobalPersisitentVariables() {
- FX_DWORD nCount = 0;
- CFX_BinaryBuf sData;
-
- for (int i = 0, sz = m_arrayGlobalData.GetSize(); i < sz; i++) {
- CJS_GlobalData_Element* pElement = m_arrayGlobalData.GetAt(i);
- 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;
-
- FX_WORD wType = (FX_WORD)(('X' << 8) | 'F');
- sFile.AppendBlock(&wType, sizeof(FX_WORD));
- FX_WORD wVersion = 2;
- sFile.AppendBlock(&wVersion, sizeof(FX_WORD));
- sFile.AppendBlock(&nCount, sizeof(FX_DWORD));
- FX_DWORD dwSize = sData.GetSize();
- sFile.AppendBlock(&dwSize, sizeof(FX_DWORD));
-
- sFile.AppendBlock(sData.GetBuffer(), sData.GetSize());
-
- CRYPT_ArcFourCryptBlock(sFile.GetBuffer(), sFile.GetSize(), JS_RC4KEY,
- sizeof(JS_RC4KEY));
- WriteFileBuffer(m_sFilePath.c_str(), (const FX_CHAR*)sFile.GetBuffer(),
- sFile.GetSize());
-}
-
-void CJS_GlobalData::LoadFileBuffer(const FX_WCHAR* sFilePath,
- uint8_t*& pBuffer,
- int32_t& nLength) {
- // UnSupport.
-}
-
-void CJS_GlobalData::WriteFileBuffer(const FX_WCHAR* sFilePath,
- const FX_CHAR* pBuffer,
- int32_t nLength) {
- // UnSupport.
-}
-
-void CJS_GlobalData::MakeByteString(const CFX_ByteString& name,
- CJS_KeyValue* pData,
- CFX_BinaryBuf& sData) {
- FX_WORD wType = (FX_WORD)pData->nType;
- switch (wType) {
- case JS_GLOBALDATA_TYPE_NUMBER: {
- FX_DWORD dwNameLen = (FX_DWORD)name.GetLength();
- sData.AppendBlock(&dwNameLen, sizeof(FX_DWORD));
- sData.AppendString(name);
- sData.AppendBlock(&wType, sizeof(FX_WORD));
-
- double dData = pData->dData;
- sData.AppendBlock(&dData, sizeof(double));
- } break;
- case JS_GLOBALDATA_TYPE_BOOLEAN: {
- FX_DWORD dwNameLen = (FX_DWORD)name.GetLength();
- sData.AppendBlock(&dwNameLen, sizeof(FX_DWORD));
- sData.AppendString(name);
- sData.AppendBlock(&wType, sizeof(FX_WORD));
-
- FX_WORD wData = (FX_WORD)pData->bData;
- sData.AppendBlock(&wData, sizeof(FX_WORD));
- } break;
- case JS_GLOBALDATA_TYPE_STRING: {
- FX_DWORD dwNameLen = (FX_DWORD)name.GetLength();
- sData.AppendBlock(&dwNameLen, sizeof(FX_DWORD));
- sData.AppendString(name);
- sData.AppendBlock(&wType, sizeof(FX_WORD));
-
- FX_DWORD dwDataLen = (FX_DWORD)pData->sData.GetLength();
- sData.AppendBlock(&dwDataLen, sizeof(FX_DWORD));
- sData.AppendString(pData->sData);
- } break;
- case JS_GLOBALDATA_TYPE_NULL: {
- FX_DWORD dwNameLen = (FX_DWORD)name.GetLength();
- sData.AppendBlock(&dwNameLen, sizeof(FX_DWORD));
- sData.AppendString(name);
- sData.AppendBlock(&wType, sizeof(FX_DWORD));
- } break;
- default:
- break;
- }
-}
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