Replace CFX_SmartPointer cast operator with Get() method.

core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp

 // 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 "../../../include/fpdfapi/fpdf_parser.h"
 #include "../../../include/fpdfapi/fpdf_module.h"
 #include "../../../include/fpdfapi/fpdf_page.h"
 #include "../../../../third_party/numerics/safe_math.h"
@@ skipping 1191 matching lines @@
     }
     if (m_V5Type[objnum] == 2) {
         CPDF_StreamAcc* pObjStream = GetObjectStream((FX_DWORD)m_CrossRef[objnum]);
         if (pObjStream == NULL) {
             return NULL;
         }
         FX_INT32 n = pObjStream->GetDict()->GetInteger(FX_BSTRC("N"));
         FX_INT32 offset = pObjStream->GetDict()->GetInteger(FX_BSTRC("First"));
         CPDF_SyntaxParser syntax;
         CFX_SmartPointer<IFX_FileStream> file(FX_CreateMemoryStream((FX_LPBYTE)pObjStream->GetData(), (size_t)pObjStream->GetSize(), FALSE));
-        syntax.InitParser((IFX_FileStream*)file, 0);
+        syntax.InitParser(file.Get(), 0);
         CPDF_Object* pRet = NULL;
         while (n) {
             FX_DWORD thisnum = syntax.GetDirectNum();
             FX_DWORD thisoff = syntax.GetDirectNum();
             if (thisnum == objnum) {
                 syntax.RestorePos(offset + thisoff);
                 pRet = syntax.GetObject(pObjList, 0, 0, pContext);
                 break;
             }
             n --;
@@ skipping 52 matching lines @@
         CPDF_StreamAcc* pObjStream = GetObjectStream((FX_DWORD)m_CrossRef[objnum]);
         if (pObjStream == NULL) {
             return;
         }
         FX_INT32 n = pObjStream->GetDict()->GetInteger(FX_BSTRC("N"));
         FX_INT32 offset = pObjStream->GetDict()->GetInteger(FX_BSTRC("First"));
         CPDF_SyntaxParser syntax;
         FX_LPCBYTE pData = pObjStream->GetData();
         FX_DWORD totalsize = pObjStream->GetSize();
         CFX_SmartPointer<IFX_FileStream> file(FX_CreateMemoryStream((FX_LPBYTE)pData, (size_t)totalsize, FALSE));
-        syntax.InitParser((IFX_FileStream*)file, 0);
+        syntax.InitParser(file.Get(), 0);
         while (n) {
             FX_DWORD thisnum = syntax.GetDirectNum();
             FX_DWORD thisoff = syntax.GetDirectNum();
             if (thisnum == objnum) {
                 if (n == 1) {
                     size = totalsize - (thisoff + offset);
                 } else {
                     syntax.GetDirectNum();  // Skip nextnum.
                     FX_DWORD nextoff = syntax.GetDirectNum();
                     size = nextoff - thisoff;
@@ skipping 2397 matching lines @@
     FX_BYTE buffer[1024];
     m_pFileRead->ReadBlock(buffer, 0, req_size);
     if (IsLinearizedFile(buffer, req_size)) {
         return PDF_IS_LINEARIZED;
     }
     return PDF_NOT_LINEARIZED;
 }
 FX_BOOL CPDF_DataAvail::IsLinearizedFile(FX_LPBYTE pData, FX_DWORD dwLen)
 {
     CFX_SmartPointer<IFX_FileStream> file(FX_CreateMemoryStream(pData, (size_t)dwLen, FALSE));
-    FX_INT32 offset = GetHeaderOffset((IFX_FileStream*)file);
+    FX_INT32 offset = GetHeaderOffset(file.Get());
     if (offset == -1) {
         m_docStatus = PDF_DATAAVAIL_ERROR;
         return FALSE;
     }
     m_dwHeaderOffset = offset;
-    m_syntaxParser.InitParser((IFX_FileStream*)file, offset);
+    m_syntaxParser.InitParser(file.Get(), offset);
     m_syntaxParser.RestorePos(m_syntaxParser.m_HeaderOffset + 9);
     FX_BOOL bNumber = FALSE;
     CFX_ByteString wordObjNum = m_syntaxParser.GetNextWord(bNumber);
     if (!bNumber) {
         return FALSE;
     }
     FX_DWORD objnum = FXSYS_atoi(wordObjNum);
     if (m_pLinearized) {
         m_pLinearized->Release();
         m_pLinearized = NULL;
@@ skipping 20 matching lines @@
     return FALSE;
 }
 FX_BOOL CPDF_DataAvail::CheckEnd(IFX_DownloadHints* pHints)
 {
     FX_DWORD req_pos = (FX_DWORD)(m_dwFileLen > 1024 ? m_dwFileLen - 1024 : 0);
     FX_DWORD dwSize = (FX_DWORD)(m_dwFileLen - req_pos);
     if (m_pFileAvail->IsDataAvail(req_pos, dwSize)) {
         FX_BYTE buffer[1024];
         m_pFileRead->ReadBlock(buffer, req_pos, dwSize);
         CFX_SmartPointer<IFX_FileStream> file(FX_CreateMemoryStream(buffer, (size_t)dwSize, FALSE));
-        m_syntaxParser.InitParser((IFX_FileStream*)file, 0);
+        m_syntaxParser.InitParser(file.Get(), 0);
         m_syntaxParser.RestorePos(dwSize - 1);
         if (m_syntaxParser.SearchWord(FX_BSTRC("startxref"), TRUE, FALSE, dwSize)) {
             FX_BOOL bNumber;
             m_syntaxParser.GetNextWord(bNumber);
             CFX_ByteString xrefpos_str = m_syntaxParser.GetNextWord(bNumber);
             if (!bNumber) {
                 m_docStatus = PDF_DATAAVAIL_ERROR;
                 return FALSE;
             }
             m_dwXRefOffset = (FX_FILESIZE)FXSYS_atoi64(xrefpos_str);
@@ skipping 16 matching lines @@
 FX_DWORD CPDF_DataAvail::CheckCrossRefStream(IFX_DownloadHints* pHints, FX_FILESIZE &xref_offset)
 {
     xref_offset = 0;
     FX_DWORD req_size = (FX_DWORD)(m_Pos + 512 > m_dwFileLen ? m_dwFileLen - m_Pos : 512);
     if (m_pFileAvail->IsDataAvail(m_Pos, req_size)) {
         FX_INT32 iSize = (FX_INT32)(m_Pos + req_size - m_dwCurrentXRefSteam);
         CFX_BinaryBuf buf(iSize);
         FX_LPBYTE pBuf = buf.GetBuffer();
         m_pFileRead->ReadBlock(pBuf, m_dwCurrentXRefSteam, iSize);
         CFX_SmartPointer<IFX_FileStream> file(FX_CreateMemoryStream(pBuf, (size_t)iSize, FALSE));
-        m_parser.m_Syntax.InitParser((IFX_FileStream*)file, 0);
+        m_parser.m_Syntax.InitParser(file.Get(), 0);
         FX_BOOL bNumber = FALSE;
         CFX_ByteString objnum = m_parser.m_Syntax.GetNextWord(bNumber);
         if (!bNumber) {
             return -1;
         }
         FX_DWORD objNum = FXSYS_atoi(objnum);
         CPDF_Object *pObj = m_parser.ParseIndirectObjectAt(NULL, 0, objNum, NULL);
         if (!pObj) {
             m_Pos += m_parser.m_Syntax.SavePos();
             return 0;
@@ skipping 223 matching lines @@
         CFX_BinaryBuf buf(iSize);
         FX_LPBYTE pBuf = buf.GetBuffer();
         if (!pBuf) {
             m_docStatus = PDF_DATAAVAIL_ERROR;
             return FALSE;
         }
         if (!m_pFileRead->ReadBlock(pBuf, m_dwTrailerOffset, iSize)) {
             return FALSE;
         }
         CFX_SmartPointer<IFX_FileStream> file(FX_CreateMemoryStream(pBuf, (size_t)iSize, FALSE));
-        m_syntaxParser.InitParser((IFX_FileStream*)file, 0);
+        m_syntaxParser.InitParser(file.Get(), 0);
         CPDF_Object *pTrailer = m_syntaxParser.GetObject(NULL, 0, 0, 0);
         if (!pTrailer) {
             m_Pos += m_syntaxParser.SavePos();
             pHints->AddSegment(m_Pos, iTrailerSize);
             return FALSE;
         }
         if (pTrailer->GetType() != PDFOBJ_DICTIONARY) {
             return FALSE;
         }
         CPDF_Dictionary *pTrailerDict = pTrailer->GetDict();
@@ skipping 586 matching lines @@
 {
     FX_INT32 iSize = m_childNode.GetSize();
     for (FX_INT32 i = 0; i < iSize; ++i) {
         CPDF_PageNode *pNode = (CPDF_PageNode*)m_childNode[i];
         if (pNode) {
             delete pNode;
         }
     }
     m_childNode.RemoveAll();
 }