From bd1fa36322ac27f5715433b388742893d6524516 Mon Sep 17 00:00:00 2001
From: Igor Pavlov <ipavlov@users.sourceforge.net>
Date: Thu, 6 Dec 2007 00:00:00 +0000
Subject: 4.57

---
 CPP/7zip/Archive/Zip/ZipHeader.h   |  1 +
 CPP/7zip/Archive/Zip/ZipIn.cpp     | 20 +++++++++++++++++---
 CPP/7zip/Archive/Zip/ZipIn.h       |  1 +
 CPP/7zip/Archive/Zip/ZipItemEx.h   |  5 +++++
 CPP/7zip/Archive/Zip/ZipUpdate.cpp |  5 ++++-
 5 files changed, 28 insertions(+), 4 deletions(-)

(limited to 'CPP/7zip/Archive/Zip')

diff --git a/CPP/7zip/Archive/Zip/ZipHeader.h b/CPP/7zip/Archive/Zip/ZipHeader.h
index 8ce2718a..98ad17a3 100755
--- a/CPP/7zip/Archive/Zip/ZipHeader.h
+++ b/CPP/7zip/Archive/Zip/ZipHeader.h
@@ -109,6 +109,7 @@ namespace NFileHeader
   */
 
   const UInt32 kDataDescriptorSize = 16;
+  // const UInt32 kDataDescriptor64Size = 16 + 8;
   /*
   struct CDataDescriptor
   {
diff --git a/CPP/7zip/Archive/Zip/ZipIn.cpp b/CPP/7zip/Archive/Zip/ZipIn.cpp
index bf3764f7..b579f9b4 100755
--- a/CPP/7zip/Archive/Zip/ZipIn.cpp
+++ b/CPP/7zip/Archive/Zip/ZipIn.cpp
@@ -437,8 +437,21 @@ HRESULT CInArchive::ReadLocalItemAfterCdItemFull(CItemEx &item)
       if (ReadUInt32() != NSignature::kDataDescriptor)
         return S_FALSE;
       UInt32 crc = ReadUInt32();
-      UInt32 packSize = ReadUInt32();
-      UInt32 unpackSize = ReadUInt32();
+      UInt64 packSize, unpackSize;
+
+      /*
+      if (IsZip64)
+      {
+        packSize = ReadUInt64();
+        unpackSize = ReadUInt64();
+      }
+      else
+      */
+      {
+        packSize = ReadUInt32();
+        unpackSize = ReadUInt32();
+      }
+
       if (crc != item.FileCRC || item.PackSize != packSize || item.UnPackSize != unpackSize)
         return S_FALSE;
     }
@@ -681,6 +694,7 @@ HRESULT CInArchive::ReadHeaders(CObjectVector<CItemEx> &items, CProgressVirt *pr
   // kEndOfCentralDirSignature
   // m_Position points to next byte after signature
 
+  IsZip64 = false;
   items.Clear();
   if (progress != 0)
   {
@@ -722,7 +736,7 @@ HRESULT CInArchive::ReadHeaders(CObjectVector<CItemEx> &items, CProgressVirt *pr
   UInt64 zip64EcdStartOffset = m_Position - 4 - m_ArchiveInfo.Base;
   if(m_Signature == NSignature::kZip64EndOfCentralDir)
   {
-    isZip64 = true;
+    IsZip64 = isZip64 = true;
     UInt64 recordSize = ReadUInt64();
     /* UInt16 versionMade = */ ReadUInt16();
     /* UInt16 versionNeedExtract = */ ReadUInt16();
diff --git a/CPP/7zip/Archive/Zip/ZipIn.h b/CPP/7zip/Archive/Zip/ZipIn.h
index 62be592b..b5a5a3ef 100755
--- a/CPP/7zip/Archive/Zip/ZipIn.h
+++ b/CPP/7zip/Archive/Zip/ZipIn.h
@@ -95,6 +95,7 @@ class CInArchive
   HRESULT ReadLocalsAndCd(CObjectVector<CItemEx> &items, CProgressVirt *progress, UInt64 &cdOffset);
 public:
   CInArchiveInfo m_ArchiveInfo;
+  bool IsZip64;
 
   HRESULT ReadHeaders(CObjectVector<CItemEx> &items, CProgressVirt *progress);
   HRESULT ReadLocalItemAfterCdItem(CItemEx &item);
diff --git a/CPP/7zip/Archive/Zip/ZipItemEx.h b/CPP/7zip/Archive/Zip/ZipItemEx.h
index 3cacc0e7..0c5ba0ca 100755
--- a/CPP/7zip/Archive/Zip/ZipItemEx.h
+++ b/CPP/7zip/Archive/Zip/ZipItemEx.h
@@ -18,6 +18,11 @@ public:
   UInt64 GetLocalFullSize() const 
     { return FileHeaderWithNameSize + LocalExtraSize + PackSize + 
       (HasDescriptor() ? NFileHeader::kDataDescriptorSize : 0); };
+  /*
+  UInt64 GetLocalFullSize(bool isZip64) const 
+    { return FileHeaderWithNameSize + LocalExtraSize + PackSize + 
+    (HasDescriptor() ? (isZip64 ? NFileHeader::kDataDescriptor64Size : NFileHeader::kDataDescriptorSize) : 0); };
+  */
   UInt64 GetLocalExtraPosition() const 
     { return LocalHeaderPosition + FileHeaderWithNameSize; };
   UInt64 GetDataPosition() const 
diff --git a/CPP/7zip/Archive/Zip/ZipUpdate.cpp b/CPP/7zip/Archive/Zip/ZipUpdate.cpp
index b08545c6..6cfa64e2 100755
--- a/CPP/7zip/Archive/Zip/ZipUpdate.cpp
+++ b/CPP/7zip/Archive/Zip/ZipUpdate.cpp
@@ -267,6 +267,7 @@ void CMtProgressMixer2::Create(IProgress *progress, bool inSizeIsMain)
 void CMtProgressMixer2::SetProgressOffset(UInt64 progressOffset)
 {
   CriticalSection.Enter();
+  InSizes[1] = OutSizes[1] = 0;
   ProgressOffset = progressOffset;
   CriticalSection.Leave();
 }
@@ -323,7 +324,9 @@ STDMETHODIMP CMtProgressMixer::SetRatioInfo(const UInt64 *inSize, const UInt64 *
 
 static HRESULT UpdateItemOldData(COutArchive &archive, 
     IInStream *inStream,
-    const CUpdateItem &updateItem, CItemEx &item, ICompressProgressInfo *progress,
+    const CUpdateItem &updateItem, CItemEx &item, 
+    /* bool izZip64, */
+    ICompressProgressInfo *progress,
     UInt64 &complexity)
 {
   if (updateItem.NewProperties)
-- 
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