v7.10.2: Extracted from https://www.rarlab.com/rar/unrarsrc-7.1.2.tar.gz

 (sic: version numbers) (#42)

UnRAR.vcxproj

@@ -238,8 +238,10 @@
     <ClCompile Include="hash.cpp" />
     <ClCompile Include="headers.cpp" />
     <ClCompile Include="isnt.cpp" />
+    <ClCompile Include="largepage.cpp" />
     <ClCompile Include="list.cpp" />
     <ClCompile Include="match.cpp" />
+    <ClCompile Include="motw.cpp" />
     <ClCompile Include="options.cpp" />
     <ClCompile Include="pathfn.cpp" />
     <ClCompile Include="qopen.cpp" />

UnRARDll.vcxproj

@@ -374,7 +374,9 @@
     <ClCompile Include="hash.cpp" />
     <ClCompile Include="headers.cpp" />
     <ClCompile Include="isnt.cpp" />
+    <ClCompile Include="largepage.cpp" />
     <ClCompile Include="match.cpp" />
+    <ClCompile Include="motw.cpp" />
     <ClCompile Include="options.cpp" />
     <ClCompile Include="pathfn.cpp" />
     <ClCompile Include="qopen.cpp" />

arccmt.cpp

@@ -36,7 +36,12 @@ bool Archive::DoGetComment(std::wstring &CmtData)
     {
       // Current (RAR 3.0+) version of archive comment.
       Seek(GetStartPos(),SEEK_SET);
-      return SearchSubBlock(SUBHEAD_TYPE_CMT)!=0 && ReadCommentData(CmtData);
+      if (SearchSubBlock(SUBHEAD_TYPE_CMT)!=0)
+        if (ReadCommentData(CmtData))
+          return true;
+        else
+          uiMsg(UIERROR_CMTBROKEN,FileName);
+      return false;
     }
 #ifndef SFX_MODULE
     // Old style (RAR 2.9) comment header embedded into the main 

archive.cpp

@@ -67,7 +67,7 @@ void Archive::CheckArc(bool EnableBroken)
     // password is incorrect.
     if (!FailedHeaderDecryption)
       uiMsg(UIERROR_BADARCHIVE,FileName);
-    ErrHandler.Exit(RARX_FATAL);
+    ErrHandler.Exit(RARX_BADARC);
   }
 }
 
@@ -109,9 +109,11 @@ RARFORMAT Archive::IsSignature(const byte *D,size_t Size)
         // We check the last signature byte, so we can return a sensible
         // warning in case we'll want to change the archive format
         // sometimes in the future.
+#ifndef SFX_MODULE
         if (D[6]==0)
           Type=RARFMT15;
         else
+#endif
           if (D[6]==1)
             Type=RARFMT50;
           else

archive.hpp

@@ -58,7 +58,7 @@ class Archive:public File
     bool ProhibitQOpen;
 #endif
   public:
-    Archive(CommandData *InitCmd=NULL);
+    Archive(CommandData *InitCmd=nullptr);
     ~Archive();
     static RARFORMAT IsSignature(const byte *D,size_t Size);
     bool IsArchive(bool EnableBroken);
@@ -147,6 +147,9 @@ class Archive:public File
     bool NewArchive;
 
     std::wstring FirstVolumeName;
+#ifdef PROPAGATE_MOTW
+    MarkOfTheWeb Motw;
+#endif
 };
 
 

arcread.cpp

@@ -20,10 +20,10 @@ size_t Archive::ReadHeader()
     case RARFMT14:
       ReadSize=ReadHeader14();
       break;
-#endif
     case RARFMT15:
       ReadSize=ReadHeader15();
       break;
+#endif
     case RARFMT50:
       ReadSize=ReadHeader50();
       break;
@@ -106,6 +106,9 @@ void Archive::UnexpEndArcMsg()
   if (CurBlockPos!=ArcSize || NextBlockPos!=ArcSize)
   {
     uiMsg(UIERROR_UNEXPEOF,FileName);
+    if (CurHeaderType!=HEAD_FILE)
+      uiMsg(UIERROR_TRUNCSERVICE,FileName,SubHead.FileName);
+
     ErrHandler.SetErrorCode(RARX_WARNING);
   }
 }
@@ -137,6 +140,7 @@ inline int64 SafeAdd(int64 v1,int64 v2,int64 f)
 }
 
 
+#ifndef SFX_MODULE
 size_t Archive::ReadHeader15()
 {
   RawRead Raw(this);
@@ -145,7 +149,7 @@ size_t Archive::ReadHeader15()
 
   if (Decrypt)
   {
-#ifdef RAR_NOCRYPT // For rarext.dll and unrar_nocrypt.dll.
+#ifdef RAR_NOCRYPT // For rarext.dll, Setup.SFX and unrar_nocrypt.dll.
     return 0;
 #else
     RequestArcPassword(NULL);
@@ -545,6 +549,7 @@ size_t Archive::ReadHeader15()
 
   return Raw.Size();
 }
+#endif // #ifndef SFX_MODULE
 
 
 size_t Archive::ReadHeader50()
@@ -740,10 +745,15 @@ size_t Archive::ReadHeader50()
           byte csum[SIZE_PSWCHECK_CSUM];
           Raw.GetB(csum,SIZE_PSWCHECK_CSUM);
 
+// Exclude this code for rarext.dll, Setup.SFX and unrar_nocrypt.dll linked
+// without sha256. But still set Encrypted=true for rarext.dll here,
+// so it can recognize encrypted header archives in archive properties.
+#ifndef RAR_NOCRYPT
           byte Digest[SHA256_DIGEST_SIZE];
           sha256_get(CryptHead.PswCheck, SIZE_PSWCHECK, Digest);
 
           CryptHead.UsePswCheck=memcmp(csum,Digest,SIZE_PSWCHECK_CSUM)==0;
+#endif
         }
         Encrypted=true;
       }
@@ -1036,22 +1046,30 @@ void Archive::ProcessExtra50(RawRead *Raw,size_t ExtraSize,const BaseBlock *bb)
       FileHeader *hd=(FileHeader *)bb;
       switch(FieldType)
       {
+#ifndef RAR_NOCRYPT // Except rarext.dll, Setup.SFX and unrar_nocrypt.dll.
         case FHEXTRA_CRYPT:
           {
             FileHeader *hd=(FileHeader *)bb;
             uint EncVersion=(uint)Raw->GetV();
             if (EncVersion>CRYPT_VERSION)
+            {
               UnkEncVerMsg(hd->FileName,L"x" + std::to_wstring(EncVersion));
+              hd->CryptMethod=CRYPT_UNKNOWN;
+            }
             else
             {
               uint Flags=(uint)Raw->GetV();
-              hd->UsePswCheck=(Flags & FHEXTRA_CRYPT_PSWCHECK)!=0;
-              hd->UseHashKey=(Flags & FHEXTRA_CRYPT_HASHMAC)!=0;
               hd->Lg2Count=Raw->Get1();
               if (hd->Lg2Count>CRYPT5_KDF_LG2_COUNT_MAX)
+              {
                 UnkEncVerMsg(hd->FileName,L"xc" + std::to_wstring(hd->Lg2Count));
+                hd->CryptMethod=CRYPT_UNKNOWN;
+              }
               else
               {
+                hd->UsePswCheck=(Flags & FHEXTRA_CRYPT_PSWCHECK)!=0;
+                hd->UseHashKey=(Flags & FHEXTRA_CRYPT_HASHMAC)!=0;
+
                 Raw->GetB(hd->Salt,SIZE_SALT50);
                 Raw->GetB(hd->InitV,SIZE_INITV);
                 if (hd->UsePswCheck)
@@ -1085,6 +1103,7 @@ void Archive::ProcessExtra50(RawRead *Raw,size_t ExtraSize,const BaseBlock *bb)
             }
           }
           break;
+#endif
         case FHEXTRA_HASH:
           {
             FileHeader *hd=(FileHeader *)bb;

blake2s.hpp

@@ -5,12 +5,9 @@
 #define BLAKE2_DIGEST_SIZE 32
 #define BLAKE2_THREADS_NUMBER 8
 
-enum blake2s_constant
-{
-  BLAKE2S_BLOCKBYTES = 64,
-  BLAKE2S_OUTBYTES   = 32
-};
-
+// Use constexpr instead of enums for -std=c++20 compatibility.
+constexpr size_t BLAKE2S_BLOCKBYTES = 64;
+constexpr size_t BLAKE2S_OUTBYTES = 32;
 
 // Alignment to 64 improves performance of both SSE and non-SSE versions.
 // Alignment to n*16 is required for SSE version, so we selected 64.

cmddata.cpp

@@ -38,6 +38,9 @@ void CommandData::Init()
   InclArgs.Reset();
   ArcNames.Reset();
   StoreArgs.Reset();
+#ifdef PROPAGATE_MOTW
+  MotwList.Reset();
+#endif
   Password.Clean();
   NextVolSizes.clear();
 #ifdef RARDLL
@@ -189,7 +192,7 @@ void CommandData::ParseDone()
 #if !defined(SFX_MODULE)
 void CommandData::ParseEnvVar()
 {
-  char *EnvVar=getenv("RAR");
+  char *EnvVar=getenv("RARINISWITCHES");
   if (EnvVar!=NULL)
   {
     std::wstring EnvStr;
@@ -293,6 +296,9 @@ void CommandData::ProcessSwitchesString(const std::wstring &Str)
 void CommandData::ProcessSwitch(const wchar *Switch)
 {
 
+  if (LargePageAlloc::ProcessSwitch(this,Switch))
+    return;
+
   switch(toupperw(Switch[0]))
   {
     case '@':
@@ -619,8 +625,6 @@ void CommandData::ProcessSwitch(const wchar *Switch)
               }
             }
           break;
-        case 'M':
-          break;
         case 'D':
           {
             bool SetDictLimit=toupperw(Switch[2])=='X';
@@ -665,33 +669,30 @@ void CommandData::ProcessSwitch(const wchar *Switch)
           if (toupperw(Switch[2])=='S' && Switch[3]==0)
             SkipEncrypted=true;
           break;
-        case 'S':
+        case 'L':
+          if (toupperw(Switch[2])=='P')
           {
-            std::wstring StoreNames=(Switch[2]==0 ? DefaultStoreList:Switch+2);
-            size_t Pos=0;
-            while (Pos<StoreNames.size())
+            UseLargePages=true;
+            if (!LargePageAlloc::IsPrivilegeAssigned() && LargePageAlloc::AssignConfirmation())
             {
-              if (StoreNames[Pos]=='.')
-                Pos++;
-              size_t EndPos=StoreNames.find(';',Pos);
-              std::wstring Mask=StoreNames.substr(Pos,EndPos==std::wstring::npos ? EndPos:EndPos-Pos);
-              if (Mask.find_first_of(L"*?.")==std::wstring::npos)
-                Mask.insert(0,L"*.");
-              StoreArgs.AddString(Mask);
-              if (EndPos==std::wstring::npos)
-                break;
-              Pos=EndPos+1;
+              LargePageAlloc::AssignPrivilege();
+
+              // Quit immediately. We do not want to interrupt the current copy
+              // archive processing with reboot after assigning privilege.
+              SetupComplete=true;
             }
           }
           break;
+        case 'M':
+          break;
+        case 'S':
+          GetBriefMaskList(Switch[2]==0 ? DefaultStoreList:Switch+2,StoreArgs);
+          break;
 #ifdef RAR_SMP
         case 'T':
           Threads=atoiw(Switch+2);
           if (Threads>MaxPoolThreads || Threads<1)
             BadSwitch(Switch);
-          else
-          {
-          }
           break;
 #endif
         default:
@@ -752,6 +753,18 @@ void CommandData::ProcessSwitch(const wchar *Switch)
             }
           break;
 #endif
+#ifdef PROPAGATE_MOTW
+        case 'M':
+          {
+            MotwAllFields=Switch[2]=='1';
+            const wchar *Sep=wcschr(Switch+2,'=');
+            if (Switch[2]=='-')
+              MotwList.Reset();
+            else
+              GetBriefMaskList(Sep==nullptr ? L"*":Sep+1,MotwList);
+          }
+          break;
+#endif
 #ifdef _WIN_ALL
         case 'N':
           if (toupperw(Switch[2])=='I')
@@ -1033,6 +1046,11 @@ void CommandData::ProcessCommand()
 #ifndef SFX_MODULE
 
   const wchar *SingleCharCommands=L"FUADPXETK";
+
+  // RAR -mlp command is the legitimate way to assign the required privilege.
+  if (Command.empty() && UseLargePages || SetupComplete)
+    return;
+
   if (Command[0]!=0 && Command[1]!=0 && wcschr(SingleCharCommands,Command[0])!=NULL || ArcName.empty())
     OutHelp(Command.empty() ? RARX_SUCCESS:RARX_USERERROR); // Return 'success' for 'rar' without parameters.
 
@@ -1231,5 +1249,25 @@ int64 CommandData::GetVolSize(const wchar *S,uint DefMultiplier)
 }
 
 
+// Treat the list like rar;zip as *.rar;*.zip for -ms and similar switches.
+void CommandData::GetBriefMaskList(const std::wstring &Masks,StringList &Args)
+{
+  size_t Pos=0;
+  while (Pos<Masks.size())
+  {
+    if (Masks[Pos]=='.')
+      Pos++;
+    size_t EndPos=Masks.find(';',Pos);
+    std::wstring Mask=Masks.substr(Pos,EndPos==std::wstring::npos ? EndPos:EndPos-Pos);
+    if (Mask.find_first_of(L"*?.")==std::wstring::npos)
+      Mask.insert(0,L"*.");
+    Args.AddString(Mask);
+    if (EndPos==std::wstring::npos)
+      break;
+    Pos=EndPos+1;
+  }
+}
+
+
 
 

cmddata.hpp

@@ -1,6 +1,12 @@
 #ifndef _RAR_CMDDATA_
 #define _RAR_CMDDATA_
 
+#if defined(_WIN_ALL) && !defined(SFX_MODULE)
+// In Windows we implement our own command line parser to avoid replacing
+// \" by " in standard parser. Such replacing corrupts destination paths
+// like "dest path\" in extraction commands.
+#define CUSTOM_CMDLINE_PARSER
+#endif
 
 #define DefaultStoreList L"7z;ace;arj;bz2;cab;gz;jpeg;jpg;lha;lz;lzh;mp3;rar;taz;tbz;tbz2;tgz;txz;xz;z;zip;zipx;zst;tzst"
 
@@ -56,6 +62,8 @@ class CommandData:public RAROptions
     void ReportWrongSwitches(RARFORMAT Format);
 #endif
 
+    void GetBriefMaskList(const std::wstring &Masks,StringList &Args);
+
 
     std::wstring Command;
     std::wstring ArcName;
@@ -78,6 +86,9 @@ class CommandData:public RAROptions
     StringList InclArgs;
     StringList ArcNames;
     StringList StoreArgs;
+#ifdef PROPAGATE_MOTW
+    StringList MotwList;  // Extensions to assign the mark of the web.
+#endif
 
     SecPassword Password;
 

cmdmix.cpp

@@ -63,12 +63,12 @@ void CommandData::OutHelp(RAR_EXIT ExitCode)
     MCHelpSwAT,MCHelpSwAC,MCHelpSwAD,MCHelpSwAG,MCHelpSwAI,MCHelpSwAP,
     MCHelpSwCm,MCHelpSwCFGm,MCHelpSwCL,MCHelpSwCU,MCHelpSwDH,MCHelpSwEP,
     MCHelpSwEP3,MCHelpSwEP4,MCHelpSwF,MCHelpSwIDP,MCHelpSwIERR,
-    MCHelpSwINUL,MCHelpSwIOFF,MCHelpSwKB,MCHelpSwME,MCHelpSwN,MCHelpSwNa,
-    MCHelpSwNal,MCHelpSwO,MCHelpSwOC,MCHelpSwOL,MCHelpSwOP,MCHelpSwOR,
-    MCHelpSwOW,MCHelpSwP,MCHelpSwR,MCHelpSwRI,MCHelpSwSC,MCHelpSwSI,
-    MCHelpSwSL,MCHelpSwSM,MCHelpSwTA,MCHelpSwTB,MCHelpSwTN,MCHelpSwTO,
-    MCHelpSwTS,MCHelpSwU,MCHelpSwVUnr,MCHelpSwVER,MCHelpSwVP,MCHelpSwX,
-    MCHelpSwXa,MCHelpSwXal,MCHelpSwY
+    MCHelpSwINUL,MCHelpSwIOFF,MCHelpSwKB,MCHelpSwME,MCHelpSwMLP,
+    MCHelpSwN,MCHelpSwNa,MCHelpSwNal,MCHelpSwO,MCHelpSwOC,MCHelpSwOL,
+    MCHelpSwOM,MCHelpSwOP,MCHelpSwOR,MCHelpSwOW,MCHelpSwP,MCHelpSwR,
+    MCHelpSwRI,MCHelpSwSC,MCHelpSwSI,MCHelpSwSL,MCHelpSwSM,MCHelpSwTA,
+    MCHelpSwTB,MCHelpSwTN,MCHelpSwTO,MCHelpSwTS,MCHelpSwU,MCHelpSwVUnr,
+    MCHelpSwVER,MCHelpSwVP,MCHelpSwX,MCHelpSwXa,MCHelpSwXal,MCHelpSwY
 #endif
   };
 
@@ -80,7 +80,7 @@ void CommandData::OutHelp(RAR_EXIT ExitCode)
 #ifndef _WIN_ALL
     static MSGID Win32Only[]={
       MCHelpSwIEML,MCHelpSwVD,MCHelpSwAO,MCHelpSwOS,MCHelpSwIOFF,
-      MCHelpSwEP2,MCHelpSwOC,MCHelpSwONI,MCHelpSwDR,MCHelpSwRI
+      MCHelpSwEP2,MCHelpSwMLP,MCHelpSwOC,MCHelpSwONI,MCHelpSwDR,MCHelpSwRI
     };
     bool Found=false;
     for (uint J=0;J<ASIZE(Win32Only);J++)