EXTRACT_ARC_CODE CmdExtract::ExtractArchive() { Archive Arc(Cmd); if (!Arc.WOpen(ArcName)) return EXTRACT_ARC_NEXT; if (!Arc.IsArchive(true)) { #ifndef GUI mprintf(St(MNotRAR),ArcName); #endif if (CmpExt(ArcName,L"rar")) ErrHandler.SetErrorCode(RARX_WARNING); return EXTRACT_ARC_NEXT; } if (Arc.FailedHeaderDecryption) // Bad archive password. return EXTRACT_ARC_NEXT; #ifndef SFX_MODULE if (Arc.Volume && !Arc.FirstVolume) { wchar FirstVolName[NM]; VolNameToFirstName(ArcName,FirstVolName,ASIZE(FirstVolName),Arc.NewNumbering); // If several volume names from same volume set are specified // and current volume is not first in set and first volume is present // and specified too, let's skip the current volume. if (wcsicomp(ArcName,FirstVolName)!=0 && FileExist(FirstVolName) && Cmd->ArcNames.Search(FirstVolName,false)) return EXTRACT_ARC_NEXT; } #endif int64 VolumeSetSize=0; // Total size of volumes after the current volume. if (Arc.Volume) { // Calculate the total size of all accessible volumes. // This size is necessary to display the correct total progress indicator. wchar NextName[NM]; wcscpy(NextName,Arc.FileName); while (true) { // First volume is already added to DataIO.TotalArcSize // in initial TotalArcSize calculation in DoExtract. // So we skip it and start from second volume. NextVolumeName(NextName,ASIZE(NextName),!Arc.NewNumbering); FindData FD; if (FindFile::FastFind(NextName,&FD)) VolumeSetSize+=FD.Size; else break; } DataIO.TotalArcSize+=VolumeSetSize; } ExtractArchiveInit(Arc); if (*Cmd->Command=='T' || *Cmd->Command=='I') Cmd->Test=true; if (*Cmd->Command=='I') { #ifndef GUI Cmd->DisablePercentage=true; #endif } else uiStartArchiveExtract(!Cmd->Test,ArcName); Arc.ViewComment(); while (1) { size_t Size=Arc.ReadHeader(); bool Repeat=false; if (!ExtractCurrentFile(Arc,Size,Repeat)) { if (Repeat) { // If we started extraction from not first volume and need to // restart it from first, we must correct DataIO.TotalArcSize // for correct total progress display. We subtract the size // of current volume and all volumes after it and add the size // of new (first) volume. FindData OldArc,NewArc; if (FindFile::FastFind(Arc.FileName,&OldArc) && FindFile::FastFind(ArcName,&NewArc)) DataIO.TotalArcSize-=VolumeSetSize+OldArc.Size-NewArc.Size; return EXTRACT_ARC_REPEAT; } else break; } } return EXTRACT_ARC_NEXT; }
bool CmdExtract::ExtractCurrentFile(Archive &Arc,size_t HeaderSize,bool &Repeat) { wchar Command=Cmd->Command[0]; if (HeaderSize==0) { if (DataIO.UnpVolume) { #ifdef NOVOLUME return false; #else // Supposing we unpack an old RAR volume without end of archive record // and last file is not split between volumes. if (!MergeArchive(Arc,&DataIO,false,Command)) { ErrHandler.SetErrorCode(RARX_WARNING); return false; } #endif } else return false; } HEADER_TYPE HeaderType=Arc.GetHeaderType(); if (HeaderType!=HEAD_FILE) { #ifndef SFX_MODULE if (HeaderType==HEAD3_OLDSERVICE && PrevExtracted) SetExtraInfo20(Cmd,Arc,DestFileName); #endif if (HeaderType==HEAD_SERVICE && PrevExtracted) SetExtraInfo(Cmd,Arc,DestFileName); if (HeaderType==HEAD_ENDARC) { if (Arc.EndArcHead.NextVolume) { #ifndef NOVOLUME if (!MergeArchive(Arc,&DataIO,false,Command)) { ErrHandler.SetErrorCode(RARX_WARNING); return false; } #endif Arc.Seek(Arc.CurBlockPos,SEEK_SET); return true; } else return false; } Arc.SeekToNext(); return true; } PrevExtracted=false; if (!Cmd->Recurse && MatchedArgs>=Cmd->FileArgs.ItemsCount() && AllMatchesExact) return false; int MatchType=MATCH_WILDSUBPATH; bool EqualNames=false; wchar MatchedArg[NM]; int MatchNumber=Cmd->IsProcessFile(Arc.FileHead,&EqualNames,MatchType,MatchedArg,ASIZE(MatchedArg)); bool MatchFound=MatchNumber!=0; #ifndef SFX_MODULE if (Cmd->ExclPath==EXCL_BASEPATH) { wcsncpyz(Cmd->ArcPath,MatchedArg,ASIZE(Cmd->ArcPath)); *PointToName(Cmd->ArcPath)=0; if (IsWildcard(Cmd->ArcPath)) // Cannot correctly process path*\* masks here. *Cmd->ArcPath=0; } #endif if (MatchFound && !EqualNames) AllMatchesExact=false; Arc.ConvertAttributes(); #if !defined(SFX_MODULE) && !defined(RARDLL) if (Arc.FileHead.SplitBefore && FirstFile) { wchar CurVolName[NM]; wcsncpyz(CurVolName,ArcName,ASIZE(CurVolName)); VolNameToFirstName(ArcName,ArcName,ASIZE(ArcName),Arc.NewNumbering); if (wcsicomp(ArcName,CurVolName)!=0 && FileExist(ArcName)) { // If first volume name does not match the current name and if such // volume name really exists, let's unpack from this first volume. Repeat=true; return false; } #ifndef RARDLL if (!ReconstructDone) { ReconstructDone=true; if (RecVolumesRestore(Cmd,Arc.FileName,true)) { Repeat=true; return false; } } #endif wcsncpyz(ArcName,CurVolName,ASIZE(ArcName)); } #endif wchar ArcFileName[NM]; ConvertPath(Arc.FileHead.FileName,ArcFileName); if (Arc.FileHead.Version) { if (Cmd->VersionControl!=1 && !EqualNames) { if (Cmd->VersionControl==0) MatchFound=false; int Version=ParseVersionFileName(ArcFileName,false); if (Cmd->VersionControl-1==Version) ParseVersionFileName(ArcFileName,true); else MatchFound=false; } } else if (!Arc.IsArcDir() && Cmd->VersionControl>1) MatchFound=false; DataIO.UnpVolume=Arc.FileHead.SplitAfter; DataIO.NextVolumeMissing=false; Arc.Seek(Arc.NextBlockPos-Arc.FileHead.PackSize,SEEK_SET); bool ExtrFile=false; bool SkipSolid=false; #ifndef SFX_MODULE if (FirstFile && (MatchFound || Arc.Solid) && Arc.FileHead.SplitBefore) { if (MatchFound) { uiMsg(UIERROR_NEEDPREVVOL,Arc.FileName,ArcFileName); #ifdef RARDLL Cmd->DllError=ERAR_BAD_DATA; #endif ErrHandler.SetErrorCode(RARX_OPEN); } MatchFound=false; } FirstFile=false; #endif if (MatchFound || (SkipSolid=Arc.Solid)!=0) { // First common call of uiStartFileExtract. It is done before overwrite // prompts, so if SkipSolid state is changed below, we'll need to make // additional uiStartFileExtract calls with updated parameters. if (!uiStartFileExtract(ArcFileName,!Cmd->Test,Cmd->Test && Command!='I',SkipSolid)) return false; ExtrPrepareName(Arc,ArcFileName,DestFileName,ASIZE(DestFileName)); // DestFileName can be set empty in case of excessive -ap switch. ExtrFile=!SkipSolid && *DestFileName!=0 && !Arc.FileHead.SplitBefore; if ((Cmd->FreshFiles || Cmd->UpdateFiles) && (Command=='E' || Command=='X')) { FindData FD; if (FindFile::FastFind(DestFileName,&FD)) { if (FD.mtime >= Arc.FileHead.mtime) { // If directory already exists and its modification time is newer // than start of extraction, it is likely it was created // when creating a path to one of already extracted items. // In such case we'll better update its time even if archived // directory is older. if (!FD.IsDir || FD.mtime<StartTime) ExtrFile=false; } } else if (Cmd->FreshFiles) ExtrFile=false; } if (Arc.FileHead.Encrypted) { #ifdef RARDLL if (!ExtrDllGetPassword()) return false; #else if (!ExtrGetPassword(Arc,ArcFileName)) { PasswordCancelled=true; return false; } #endif // Skip only the current encrypted file if empty password is entered. if (!Cmd->Password.IsSet()) { ErrHandler.SetErrorCode(RARX_WARNING); #ifdef RARDLL Cmd->DllError=ERAR_MISSING_PASSWORD; #endif ExtrFile=false; } } #ifdef RARDLL if (*Cmd->DllDestName!=0) wcsncpyz(DestFileName,Cmd->DllDestName,ASIZE(DestFileName)); #endif if (!CheckUnpVer(Arc,ArcFileName)) { ExtrFile=false; ErrHandler.SetErrorCode(RARX_FATAL); #ifdef RARDLL Cmd->DllError=ERAR_UNKNOWN_FORMAT; #endif } File CurFile; bool LinkEntry=Arc.FileHead.RedirType!=FSREDIR_NONE; if (LinkEntry && Arc.FileHead.RedirType!=FSREDIR_FILECOPY) { if (ExtrFile && Command!='P' && !Cmd->Test) { // Overwrite prompt for symbolic and hard links. bool UserReject=false; if (FileExist(DestFileName) && !UserReject) FileCreate(Cmd,NULL,DestFileName,ASIZE(DestFileName),&UserReject,Arc.FileHead.UnpSize,&Arc.FileHead.mtime); if (UserReject) ExtrFile=false; } } else if (Arc.IsArcDir()) { if (!ExtrFile || Command=='P' || Command=='I' || Command=='E' || Cmd->ExclPath==EXCL_SKIPWHOLEPATH) return true; TotalFileCount++; ExtrCreateDir(Arc,ArcFileName); return true; } else if (ExtrFile) // Create files and file copies (FSREDIR_FILECOPY). ExtrFile=ExtrCreateFile(Arc,CurFile); if (!ExtrFile && Arc.Solid) { SkipSolid=true; ExtrFile=true; // We changed SkipSolid, so we need to call uiStartFileExtract // with "Skip" parameter to change the operation status // from "extracting" to "skipping". For example, it can be necessary // if user answered "No" to overwrite prompt when unpacking // a solid archive. if (!uiStartFileExtract(ArcFileName,false,false,true)) return false; } if (ExtrFile) { bool TestMode=Cmd->Test || SkipSolid; // Unpack to memory, not to disk. if (!SkipSolid) { if (!TestMode && Command!='P' && CurFile.IsDevice()) { uiMsg(UIERROR_INVALIDNAME,Arc.FileName,DestFileName); ErrHandler.WriteError(Arc.FileName,DestFileName); } TotalFileCount++; } FileCount++; #ifndef GUI if (Command!='I') { if (SkipSolid) mprintf(St(MExtrSkipFile),ArcFileName); else switch(Cmd->Test ? 'T':Command) // "Test" can be also enabled by -t switch. { case 'T': mprintf(St(MExtrTestFile),ArcFileName); break; #ifndef SFX_MODULE case 'P': mprintf(St(MExtrPrinting),ArcFileName); break; #endif case 'X': case 'E': mprintf(St(MExtrFile),DestFileName); break; } } if (!Cmd->DisablePercentage) mprintf(L" "); #endif SecPassword FilePassword=Cmd->Password; #if defined(_WIN_ALL) && !defined(SFX_MODULE) ConvertDosPassword(Arc,FilePassword); #endif byte PswCheck[SIZE_PSWCHECK]; DataIO.SetEncryption(false,Arc.FileHead.CryptMethod,&FilePassword, Arc.FileHead.SaltSet ? Arc.FileHead.Salt:NULL, Arc.FileHead.InitV,Arc.FileHead.Lg2Count, PswCheck,Arc.FileHead.HashKey); bool WrongPassword=false; // If header is damaged, we cannot rely on password check value, // because it can be damaged too. if (Arc.FileHead.Encrypted && Arc.FileHead.UsePswCheck && memcmp(Arc.FileHead.PswCheck,PswCheck,SIZE_PSWCHECK)!=0 && !Arc.BrokenHeader) { uiMsg(UIERROR_BADPSW,Arc.FileName); ErrHandler.SetErrorCode(RARX_BADPWD); WrongPassword=true; } DataIO.CurUnpRead=0; DataIO.CurUnpWrite=0; DataIO.UnpHash.Init(Arc.FileHead.FileHash.Type,Cmd->Threads); DataIO.PackedDataHash.Init(Arc.FileHead.FileHash.Type,Cmd->Threads); DataIO.SetPackedSizeToRead(Arc.FileHead.PackSize); DataIO.SetFiles(&Arc,&CurFile); DataIO.SetTestMode(TestMode); DataIO.SetSkipUnpCRC(SkipSolid); #if defined(_WIN_ALL) && !defined(SFX_MODULE) && !defined(SILENT) if (!TestMode && !WrongPassword && !Arc.BrokenHeader && Arc.FileHead.UnpSize>0xffffffff && (Fat32 || !NotFat32)) { if (!Fat32) // Not detected yet. NotFat32=!(Fat32=IsFAT(Cmd->ExtrPath)); if (Fat32) uiMsg(UIMSG_FAT32SIZE); // Inform user about FAT32 size limit. } #endif if (!TestMode && !WrongPassword && !Arc.BrokenHeader && (Arc.FileHead.PackSize<<11)>Arc.FileHead.UnpSize && (Arc.FileHead.UnpSize<100000000 || Arc.FileLength()>Arc.FileHead.PackSize)) CurFile.Prealloc(Arc.FileHead.UnpSize); CurFile.SetAllowDelete(!Cmd->KeepBroken); bool FileCreateMode=!TestMode && !SkipSolid && Command!='P'; bool ShowChecksum=true; // Display checksum verification result. bool LinkSuccess=true; // Assume success for test mode. if (LinkEntry) { FILE_SYSTEM_REDIRECT Type=Arc.FileHead.RedirType; if (Type==FSREDIR_HARDLINK || Type==FSREDIR_FILECOPY) { wchar NameExisting[NM]; ExtrPrepareName(Arc,Arc.FileHead.RedirName,NameExisting,ASIZE(NameExisting)); if (FileCreateMode && *NameExisting!=0) // *NameExisting can be 0 in case of excessive -ap switch. { if (Type==FSREDIR_HARDLINK) LinkSuccess=ExtractHardlink(DestFileName,NameExisting,ASIZE(NameExisting)); else LinkSuccess=ExtractFileCopy(CurFile,Arc.FileName,DestFileName,NameExisting,ASIZE(NameExisting)); } } else if (Type==FSREDIR_UNIXSYMLINK || Type==FSREDIR_WINSYMLINK || Type==FSREDIR_JUNCTION) { if (FileCreateMode) LinkSuccess=ExtractSymlink(Cmd,DataIO,Arc,DestFileName); } else { uiMsg(UIERROR_UNKNOWNEXTRA, Arc.FileName, DestFileName); LinkSuccess=false; } if (!LinkSuccess || (Arc.Format==RARFMT15 && !FileCreateMode)) { // RAR 5.x links have a valid data checksum even in case of // failure, because they do not store any data. // We do not want to display "OK" in this case. // For 4.x symlinks we verify the checksum only when extracting, // but not when testing an archive. ShowChecksum=false; } PrevExtracted=FileCreateMode && LinkSuccess; } else if (!Arc.FileHead.SplitBefore && !WrongPassword) { if (Arc.FileHead.Method==0) UnstoreFile(DataIO,Arc.FileHead.UnpSize); else { #ifdef _ANDROID // malloc and new do not report memory allocation errors // in Android, so if free memory is set, check it here // trying to prevent crash. if (Cmd->FreeMem!=0 && Cmd->FreeMem < Arc.FileHead.WinSize) throw std::bad_alloc(); #endif Unp->Init(Arc.FileHead.WinSize,Arc.FileHead.Solid); Unp->SetDestSize(Arc.FileHead.UnpSize); #ifndef SFX_MODULE if (Arc.Format!=RARFMT50 && Arc.FileHead.UnpVer<=15) Unp->DoUnpack(15,FileCount>1 && Arc.Solid); else #endif Unp->DoUnpack(Arc.FileHead.UnpVer,Arc.FileHead.Solid); } } Arc.SeekToNext(); // We check for "split after" flag to detect partially extracted files // from incomplete volume sets. For them file header contains packed // data hash, which must not be compared against unpacked data hash // to prevent accidental match. Moreover, for -m0 volumes packed data // hash would match truncated unpacked data hash and lead to fake "OK" // in incomplete volume set. bool ValidCRC=!Arc.FileHead.SplitAfter && DataIO.UnpHash.Cmp(&Arc.FileHead.FileHash,Arc.FileHead.UseHashKey ? Arc.FileHead.HashKey:NULL); // We set AnySolidDataUnpackedWell to true if we found at least one // valid non-zero solid file in preceding solid stream. If it is true // and if current encrypted file is broken, we do not need to hint // about a wrong password and can report CRC error only. if (!Arc.FileHead.Solid) AnySolidDataUnpackedWell=false; // Reset the flag, because non-solid file is found. else if (Arc.FileHead.Method!=0 && Arc.FileHead.UnpSize>0 && ValidCRC) AnySolidDataUnpackedWell=true; bool BrokenFile=false; // Checksum is not calculated in skip solid mode for performance reason. if (!SkipSolid && ShowChecksum) { if (!WrongPassword && ValidCRC) { #ifndef GUI if (Command!='P' && Command!='I') mprintf(L"%s%s ",Cmd->DisablePercentage ? L" ":L"\b\b\b\b\b ", Arc.FileHead.FileHash.Type==HASH_NONE ? L" ?":St(MOk)); #endif } else { if (!WrongPassword) { if (Arc.FileHead.Encrypted && (!Arc.FileHead.UsePswCheck || Arc.BrokenHeader) && !AnySolidDataUnpackedWell) uiMsg(UIERROR_CHECKSUMENC,Arc.FileName,ArcFileName); else uiMsg(UIERROR_CHECKSUM,Arc.FileName,ArcFileName); } BrokenFile=true; ErrHandler.SetErrorCode(RARX_CRC); #ifdef RARDLL // If we already have ERAR_EOPEN as result of missing volume, // we should not replace it with less precise ERAR_BAD_DATA. if (Cmd->DllError!=ERAR_EOPEN) Cmd->DllError=WrongPassword ? ERAR_BAD_PASSWORD : ERAR_BAD_DATA; #endif } } #ifndef GUI else mprintf(L"\b\b\b\b\b "); #endif if (!TestMode && !WrongPassword && (Command=='X' || Command=='E') && (!LinkEntry || (Arc.FileHead.RedirType==FSREDIR_FILECOPY && LinkSuccess)) && (!BrokenFile || Cmd->KeepBroken)) { // We could preallocate more space that really written to broken file. if (BrokenFile) CurFile.Truncate(); #if defined(_WIN_ALL) || defined(_EMX) if (Cmd->ClearArc) Arc.FileHead.FileAttr&=~FILE_ATTRIBUTE_ARCHIVE; #endif CurFile.SetOpenFileTime( Cmd->xmtime==EXTTIME_NONE ? NULL:&Arc.FileHead.mtime, Cmd->xctime==EXTTIME_NONE ? NULL:&Arc.FileHead.ctime, Cmd->xatime==EXTTIME_NONE ? NULL:&Arc.FileHead.atime); CurFile.Close(); #if defined(_WIN_ALL) && !defined(SFX_MODULE) if (Cmd->SetCompressedAttr && (Arc.FileHead.FileAttr & FILE_ATTRIBUTE_COMPRESSED)!=0) SetFileCompression(CurFile.FileName,true); #endif #ifdef _UNIX if (Cmd->ProcessOwners && Arc.Format==RARFMT50 && Arc.FileHead.UnixOwnerSet) SetUnixOwner(Arc,CurFile.FileName); #endif CurFile.SetCloseFileTime( Cmd->xmtime==EXTTIME_NONE ? NULL:&Arc.FileHead.mtime, Cmd->xatime==EXTTIME_NONE ? NULL:&Arc.FileHead.atime); if (!Cmd->IgnoreGeneralAttr && !SetFileAttr(CurFile.FileName,Arc.FileHead.FileAttr)) uiMsg(UIERROR_FILEATTR,Arc.FileName,CurFile.FileName); PrevExtracted=true; } } } if (MatchFound) MatchedArgs++; if (DataIO.NextVolumeMissing) return false; if (!ExtrFile) { if (!Arc.Solid) Arc.SeekToNext(); else if (!SkipSolid) return false; } return true; }
bool RecVolumes5::Restore(RAROptions *Cmd,const wchar *Name,bool Silent) { wchar ArcName[NM]; wcscpy(ArcName,Name); wchar *Num=GetVolNumPart(ArcName); while (Num>ArcName && IsDigit(*(Num-1))) Num--; wcsncpyz(Num,L"*.*",ASIZE(ArcName)-(Num-ArcName)); wchar FirstVolName[NM]; *FirstVolName=0; int64 RecFileSize=0; FindFile VolFind; VolFind.SetMask(ArcName); FindData fd; uint FoundRecVolumes=0; while (VolFind.Next(&fd)) { Wait(); Archive *Vol=new Archive(Cmd); int ItemPos=-1; if (Vol->WOpen(fd.Name)) { if (CmpExt(fd.Name,L"rev")) { uint RecNum=ReadHeader(Vol,FoundRecVolumes==0); if (RecNum!=0) { if (FoundRecVolumes==0) RecFileSize=Vol->FileLength(); ItemPos=RecNum; FoundRecVolumes++; } } else if (Vol->IsArchive(true) && (Vol->SFXSize>0 || CmpExt(fd.Name,L"rar"))) { if (!Vol->Volume && !Vol->BrokenHeader) { uiMsg(UIERROR_NOTVOLUME,ArcName); return false; } // We work with archive as with raw data file, so we do not want // to spend time to QOpen I/O redirection. Vol->QOpenUnload(); Vol->Seek(0,SEEK_SET); // RAR volume found. Get its number, store the handle in appropriate // array slot, clean slots in between if we had to grow the array. wchar *Num=GetVolNumPart(fd.Name); uint VolNum=0; for (uint K=1;Num>=fd.Name && IsDigit(*Num);K*=10,Num--) VolNum+=(*Num-'0')*K; if (VolNum==0 || VolNum>MaxVolumes) continue; size_t CurSize=RecItems.Size(); if (VolNum>CurSize) { RecItems.Alloc(VolNum); for (size_t I=CurSize;I<VolNum;I++) RecItems[I].f=NULL; } ItemPos=VolNum-1; if (*FirstVolName==0) VolNameToFirstName(fd.Name,FirstVolName,ASIZE(FirstVolName),true); } } if (ItemPos==-1) delete Vol; // Skip found file, it is not RAR or REV volume. else if ((uint)ItemPos<RecItems.Size()) // Check if found more REV than needed. { // Store found RAR or REV volume. RecVolItem *Item=RecItems+ItemPos; Item->f=Vol; Item->New=false; wcsncpyz(Item->Name,fd.Name,ASIZE(Item->Name)); } } if (!Silent || FoundRecVolumes!=0) uiMsg(UIMSG_RECVOLFOUND,FoundRecVolumes); if (FoundRecVolumes==0) return false; uiMsg(UIMSG_RECVOLCALCCHECKSUM); MissingVolumes=0; for (uint I=0;I<TotalCount;I++) { RecVolItem *Item=&RecItems[I]; if (Item->f!=NULL) { uiMsg(UIMSG_STRING,Item->Name); uint RevCRC; CalcFileSum(Item->f,&RevCRC,NULL,Cmd->Threads,INT64NDF,CALCFSUM_CURPOS); Item->Valid=RevCRC==Item->CRC; if (!Item->Valid) { uiMsg(UIMSG_CHECKSUM,Item->Name); // Close only corrupt REV volumes here. We'll close and rename corrupt // RAR volumes later, if we'll know that recovery is possible. if (I>=DataCount) { Item->f->Close(); Item->f=NULL; FoundRecVolumes--; } } } if (I<DataCount && (Item->f==NULL || !Item->Valid)) MissingVolumes++; } uiMsg(UIMSG_RECVOLMISSING,MissingVolumes); if (MissingVolumes==0) { uiMsg(UIERROR_RECVOLALLEXIST); return false; } if (MissingVolumes>FoundRecVolumes) { uiMsg(UIERROR_RECVOLFOUND,FoundRecVolumes); // Intentionally not displayed in console mode. uiMsg(UIERROR_RECVOLCANNOTFIX); return false; } uiMsg(UIMSG_RECONSTRUCTING); // Create missing and rename bad volumes. uint64 MaxVolSize=0; for (uint I=0;I<DataCount;I++) { RecVolItem *Item=&RecItems[I]; if (Item->FileSize>MaxVolSize) MaxVolSize=Item->FileSize; if (Item->f!=NULL && !Item->Valid) { Item->f->Close(); wchar NewName[NM]; wcscpy(NewName,Item->Name); wcscat(NewName,L".bad"); uiMsg(UIMSG_BADARCHIVE,Item->Name); uiMsg(UIMSG_RENAMING,Item->Name,NewName); RenameFile(Item->Name,NewName); delete Item->f; Item->f=NULL; } if (Item->New=(Item->f==NULL)) { wcsncpyz(Item->Name,FirstVolName,ASIZE(Item->Name)); uiMsg(UIMSG_CREATING,Item->Name); uiMsg(UIEVENT_NEWARCHIVE,Item->Name); File *NewVol=new File; bool UserReject; if (!FileCreate(Cmd,NewVol,Item->Name,ASIZE(Item->Name),&UserReject)) { if (!UserReject) ErrHandler.CreateErrorMsg(Item->Name); ErrHandler.Exit(UserReject ? RARX_USERBREAK:RARX_CREATE); } NewVol->Prealloc(Item->FileSize); Item->f=NewVol; Item->New=true; } NextVolumeName(FirstVolName,ASIZE(FirstVolName),false); } int64 ProcessedSize=0; #ifndef GUI int LastPercent=-1; mprintf(L" "); #endif // Even though we already preliminary calculated missing volume number, // let's do it again now, when we have the final and exact information. MissingVolumes=0; ValidFlags=new bool[TotalCount]; for (uint I=0;I<TotalCount;I++) { ValidFlags[I]=RecItems[I].f!=NULL && !RecItems[I].New; if (I<DataCount && !ValidFlags[I]) MissingVolumes++; } // Size of per file buffer. RecBufferSize=TotalBufferSize/MissingVolumes; if ((RecBufferSize&1)==1) // Must be even for our RS16 codec. RecBufferSize--; #ifdef USE_SSE RecBufferSize&=~(SSE_ALIGNMENT-1); // Align for SSE. #endif uint *Data=new uint[TotalCount]; RSCoder16 RS; if (!RS.Init(DataCount,RecCount,ValidFlags)) return false; // Should not happen, we check parameter validity above. RealReadBuffer=new byte[RecBufferSize+SSE_ALIGNMENT]; byte *ReadBuf=(byte *)ALIGN_VALUE(RealReadBuffer,SSE_ALIGNMENT); while (true) { Wait(); int MaxRead=0; for (uint I=0,J=DataCount;I<DataCount;I++) { uint VolNum=I; if (!ValidFlags[I]) // If next RAR volume is missing or invalid. { while (!ValidFlags[J]) // Find next valid REV volume. J++; VolNum=J++; // Use next valid REV volume data instead of RAR. } RecVolItem *Item=RecItems+VolNum; byte *B=&ReadBuf[0]; int ReadSize=0; if (Item->f!=NULL && !Item->New) ReadSize=Item->f->Read(B,RecBufferSize); if (ReadSize!=RecBufferSize) memset(B+ReadSize,0,RecBufferSize-ReadSize); if (ReadSize>MaxRead) MaxRead=ReadSize; // We can have volumes of different size. Let's use data chunk // for largest volume size. uint DataToProcess=(uint)Min(RecBufferSize,MaxVolSize-ProcessedSize); ProcessRS(Cmd,I,B,DataToProcess,false); } if (MaxRead==0) break; for (uint I=0,J=0;I<DataCount;I++) if (!ValidFlags[I]) { RecVolItem *Item=RecItems+I; size_t WriteSize=(size_t)Min(MaxRead,Item->FileSize); Item->f->Write(Buf+(J++)*RecBufferSize,WriteSize); Item->FileSize-=WriteSize; } int CurPercent=ToPercent(ProcessedSize,RecFileSize); if (!Cmd->DisablePercentage && CurPercent!=LastPercent) { uiProcessProgress("RV",ProcessedSize,RecFileSize); LastPercent=CurPercent; } ProcessedSize+=MaxRead; } for (uint I=0;I<TotalCount;I++) if (RecItems[I].f!=NULL) RecItems[I].f->Close(); delete[] ValidFlags; delete[] Data; #if !defined(GUI) && !defined(SILENT) if (!Cmd->DisablePercentage) mprintf(L"\b\b\b\b100%%"); if (!Silent && !Cmd->DisableDone) mprintf(St(MDone)); #endif return true; }
void RecVolumesTest(RAROptions *Cmd,Archive *Arc,const wchar *Name) { wchar RevName[NM]; *RevName=0; if (Arc!=NULL) { // We received .rar or .exe volume as a parameter, trying to find // the matching .rev file number 1. bool NewNumbering=Arc->NewNumbering; wchar ArcName[NM]; wcsncpyz(ArcName,Name,ASIZE(ArcName)); wchar *VolNumStart=VolNameToFirstName(ArcName,ArcName,ASIZE(ArcName),NewNumbering); wchar RecVolMask[NM]; wcsncpyz(RecVolMask,ArcName,ASIZE(RecVolMask)); size_t BaseNamePartLength=VolNumStart-ArcName; wcsncpyz(RecVolMask+BaseNamePartLength,L"*.rev",ASIZE(RecVolMask)-BaseNamePartLength); FindFile Find; Find.SetMask(RecVolMask); FindData RecData; while (Find.Next(&RecData)) { wchar *Num=GetVolNumPart(RecData.Name); if (*Num!='1') // Name must have "0...01" numeric part. continue; bool FirstVol=true; while (--Num>=RecData.Name && IsDigit(*Num)) if (*Num!='0') { FirstVol=false; break; } if (FirstVol) { wcsncpyz(RevName,RecData.Name,ASIZE(RevName)); Name=RevName; break; } } if (*RevName==0) // First .rev file not found. return; } File RevFile; if (!RevFile.Open(Name)) { ErrHandler.OpenErrorMsg(Name); // It also sets RARX_OPEN. return; } #ifndef GUI mprintf(L"\n"); #endif byte Sign[REV5_SIGN_SIZE]; bool Rev5=RevFile.Read(Sign,REV5_SIGN_SIZE)==REV5_SIGN_SIZE && memcmp(Sign,REV5_SIGN,REV5_SIGN_SIZE)==0; RevFile.Close(); if (Rev5) { RecVolumes5 RecVol(true); RecVol.Test(Cmd,Name); } else { RecVolumes3 RecVol(true); RecVol.Test(Cmd,Name); } }
bool CmdExtract::ExtractCurrentFile(CommandData *Cmd,Archive &Arc,size_t HeaderSize,bool &Repeat) { wchar Command=Cmd->Command[0]; if (HeaderSize==0) if (DataIO.UnpVolume) { #ifdef NOVOLUME return false; #else if (!MergeArchive(Arc,&DataIO,false,Command)) { ErrHandler.SetErrorCode(RARX_WARNING); return false; } #endif } else return false; HEADER_TYPE HeaderType=Arc.GetHeaderType(); if (HeaderType!=HEAD_FILE) { #ifndef SFX_MODULE if (HeaderType==HEAD3_OLDSERVICE && PrevExtracted) SetExtraInfo20(Cmd,Arc,DestFileName); #endif if (HeaderType==HEAD_SERVICE && PrevExtracted) SetExtraInfo(Cmd,Arc,DestFileName); if (HeaderType==HEAD_ENDARC) if (Arc.EndArcHead.NextVolume) { #ifndef NOVOLUME if (!MergeArchive(Arc,&DataIO,false,Command)) { ErrHandler.SetErrorCode(RARX_WARNING); return false; } #endif Arc.Seek(Arc.CurBlockPos,SEEK_SET); return true; } else return false; Arc.SeekToNext(); return true; } PrevExtracted=false; if (!Cmd->Recurse && MatchedArgs>=Cmd->FileArgs.ItemsCount() && AllMatchesExact) return false; int MatchType=MATCH_WILDSUBPATH; bool EqualNames=false; int MatchNumber=Cmd->IsProcessFile(Arc.FileHead,&EqualNames,MatchType); bool ExactMatch=MatchNumber!=0; #ifndef SFX_MODULE if (Cmd->ExclPath==EXCL_BASEPATH) { *Cmd->ArcPath=0; if (ExactMatch) { Cmd->FileArgs.Rewind(); if (Cmd->FileArgs.GetString(Cmd->ArcPath,ASIZE(Cmd->ArcPath),MatchNumber-1)) *PointToName(Cmd->ArcPath)=0; } } #endif if (ExactMatch && !EqualNames) AllMatchesExact=false; Arc.ConvertAttributes(); #if !defined(SFX_MODULE) && !defined(RARDLL) if (Arc.FileHead.SplitBefore && FirstFile) { wchar CurVolName[NM]; wcsncpyz(CurVolName,ArcName,ASIZE(CurVolName)); VolNameToFirstName(ArcName,ArcName,Arc.NewNumbering); if (wcsicomp(ArcName,CurVolName)!=0 && FileExist(ArcName)) { // If first volume name does not match the current name and if such // volume name really exists, let's unpack from this first volume. Repeat=true; return false; } #ifndef RARDLL if (!ReconstructDone) { ReconstructDone=true; if (RecVolumesRestore(Cmd,Arc.FileName,true)) { Repeat=true; return false; } } #endif wcsncpyz(ArcName,CurVolName,ASIZE(ArcName)); } #endif wchar ArcFileName[NM]; ConvertPath(Arc.FileHead.FileName,ArcFileName); if (Arc.FileHead.Version) { if (Cmd->VersionControl!=1 && !EqualNames) { if (Cmd->VersionControl==0) ExactMatch=false; int Version=ParseVersionFileName(ArcFileName,false); if (Cmd->VersionControl-1==Version) ParseVersionFileName(ArcFileName,true); else ExactMatch=false; } } else if (!Arc.IsArcDir() && Cmd->VersionControl>1) ExactMatch=false; DataIO.UnpVolume=Arc.FileHead.SplitAfter; DataIO.NextVolumeMissing=false; Arc.Seek(Arc.NextBlockPos-Arc.FileHead.PackSize,SEEK_SET); bool ExtrFile=false; bool SkipSolid=false; #ifndef SFX_MODULE if (FirstFile && (ExactMatch || Arc.Solid) && Arc.FileHead.SplitBefore) { if (ExactMatch) { Log(Arc.FileName,St(MUnpCannotMerge),ArcFileName); #ifdef RARDLL Cmd->DllError=ERAR_BAD_DATA; #endif ErrHandler.SetErrorCode(RARX_OPEN); } ExactMatch=false; } FirstFile=false; #endif if (ExactMatch || (SkipSolid=Arc.Solid)!=0) { ExtrPrepareName(Cmd,Arc,ArcFileName,DestFileName,ASIZE(DestFileName)); // DestFileName can be set empty in case of excessive -ap switch. ExtrFile=!SkipSolid && *DestFileName!=0 && !Arc.FileHead.SplitBefore; if ((Cmd->FreshFiles || Cmd->UpdateFiles) && (Command=='E' || Command=='X')) { FindData FD; if (FindFile::FastFind(DestFileName,&FD)) { if (FD.mtime >= Arc.FileHead.mtime) { // If directory already exists and its modification time is newer // than start of extraction, it is likely it was created // when creating a path to one of already extracted items. // In such case we'll better update its time even if archived // directory is older. if (!FD.IsDir || FD.mtime<StartTime) ExtrFile=false; } } else if (Cmd->FreshFiles) ExtrFile=false; } if (Arc.FileHead.Encrypted) { #ifdef RARDLL if (!ExtrDllGetPassword(Cmd)) return false; #else if (!ExtrGetPassword(Cmd,Arc,ArcFileName)) { PasswordCancelled=true; return false; } #endif // Skip only the current encrypted file if empty password is entered. if (!Password.IsSet()) { ErrHandler.SetErrorCode(RARX_WARNING); #ifdef RARDLL Cmd->DllError=ERAR_MISSING_PASSWORD; #endif ExtrFile=false; } } #ifdef RARDLL if (*Cmd->DllDestName!=0) { wcsncpyz(DestFileName,Cmd->DllDestName,ASIZE(DestFileName)); // Do we need this code? // if (Cmd->DllOpMode!=RAR_EXTRACT) // ExtrFile=false; } #endif if (!CheckUnpVer(Arc,ArcFileName)) { ExtrFile=false; ErrHandler.SetErrorCode(RARX_WARNING); #ifdef RARDLL Cmd->DllError=ERAR_UNKNOWN_FORMAT; #endif } File CurFile; bool LinkEntry=Arc.FileHead.RedirType!=FSREDIR_NONE; if (LinkEntry && Arc.FileHead.RedirType!=FSREDIR_FILECOPY) { if (ExtrFile && Command!='P' && !Cmd->Test) { // Overwrite prompt for symbolic and hard links. bool UserReject=false; if (FileExist(DestFileName) && !UserReject) FileCreate(Cmd,NULL,DestFileName,ASIZE(DestFileName),Cmd->Overwrite,&UserReject,Arc.FileHead.UnpSize,&Arc.FileHead.mtime); if (UserReject) ExtrFile=false; } } else if (Arc.IsArcDir()) { if (!ExtrFile || Command=='P' || Command=='I' || Command=='E' || Cmd->ExclPath==EXCL_SKIPWHOLEPATH) return true; TotalFileCount++; ExtrCreateDir(Cmd,Arc,ArcFileName); return true; } else if (ExtrFile) // Create files and file copies (FSREDIR_FILECOPY). ExtrFile=ExtrCreateFile(Cmd,Arc,CurFile); if (!ExtrFile && Arc.Solid) { SkipSolid=true; ExtrFile=true; } if (ExtrFile) { bool TestMode=Cmd->Test || SkipSolid; // Unpack to memory, not to disk. if (!SkipSolid) { if (!TestMode && Command!='P' && CurFile.IsDevice()) { Log(Arc.FileName,St(MInvalidName),DestFileName); ErrHandler.WriteError(Arc.FileName,DestFileName); } TotalFileCount++; } FileCount++; #ifndef GUI if (Command!='I') if (SkipSolid) mprintf(St(MExtrSkipFile),ArcFileName); else switch(Cmd->Test ? 'T':Command) // "Test" can be also enabled by -t switch. { case 'T': mprintf(St(MExtrTestFile),ArcFileName); break; #ifndef SFX_MODULE case 'P': mprintf(St(MExtrPrinting),ArcFileName); break; #endif case 'X': case 'E': mprintf(St(MExtrFile),DestFileName); break; } if (!Cmd->DisablePercentage) mprintf(L" "); #endif SecPassword FilePassword=Password; #if defined(_WIN_ALL) && !defined(SFX_MODULE) ConvertDosPassword(Arc,FilePassword); #endif byte PswCheck[SIZE_PSWCHECK]; DataIO.SetEncryption(false,Arc.FileHead.CryptMethod,&FilePassword, Arc.FileHead.SaltSet ? Arc.FileHead.Salt:NULL, Arc.FileHead.InitV,Arc.FileHead.Lg2Count, PswCheck,Arc.FileHead.HashKey); bool WrongPassword=false; // If header is damaged, we cannot rely on password check value, // because it can be damaged too. if (Arc.FileHead.Encrypted && Arc.FileHead.UsePswCheck && memcmp(Arc.FileHead.PswCheck,PswCheck,SIZE_PSWCHECK)!=0 && !Arc.BrokenHeader) { Log(Arc.FileName,St(MWrongPassword)); ErrHandler.SetErrorCode(RARX_BADPWD); WrongPassword=true; } DataIO.CurUnpRead=0; DataIO.CurUnpWrite=0; DataIO.UnpHash.Init(Arc.FileHead.FileHash.Type,Cmd->Threads); DataIO.PackedDataHash.Init(Arc.FileHead.FileHash.Type,Cmd->Threads); DataIO.SetPackedSizeToRead(Arc.FileHead.PackSize); DataIO.SetFiles(&Arc,&CurFile); DataIO.SetTestMode(TestMode); DataIO.SetSkipUnpCRC(SkipSolid); if (!TestMode && !WrongPassword && !Arc.BrokenHeader && (Arc.FileHead.PackSize<<11)>Arc.FileHead.UnpSize && (Arc.FileHead.UnpSize<100000000 || Arc.FileLength()>Arc.FileHead.PackSize)) CurFile.Prealloc(Arc.FileHead.UnpSize); CurFile.SetAllowDelete(!Cmd->KeepBroken); bool FileCreateMode=!TestMode && !SkipSolid && Command!='P'; bool ShowChecksum=true; // Display checksum verification result. bool LinkSuccess=true; // Assume success for test mode. if (LinkEntry) { FILE_SYSTEM_REDIRECT Type=Arc.FileHead.RedirType; if (Type==FSREDIR_HARDLINK || Type==FSREDIR_FILECOPY) { wchar NameExisting[NM]; ExtrPrepareName(Cmd,Arc,Arc.FileHead.RedirName,NameExisting,ASIZE(NameExisting)); if (FileCreateMode && *NameExisting!=0) // *NameExisting can be 0 in case of excessive -ap switch. if (Type==FSREDIR_HARDLINK) LinkSuccess=ExtractHardlink(DestFileName,NameExisting,ASIZE(NameExisting)); else LinkSuccess=ExtractFileCopy(Cmd,CurFile,Arc.FileName,DestFileName,NameExisting,ASIZE(NameExisting)); } else if (Type==FSREDIR_UNIXSYMLINK || Type==FSREDIR_WINSYMLINK || Type==FSREDIR_JUNCTION) { if (FileCreateMode) LinkSuccess=ExtractSymlink(Cmd,DataIO,Arc,DestFileName); } else { #ifndef SFX_MODULE Log(Arc.FileName,St(MUnknownExtra),DestFileName); #endif LinkSuccess=false; } if (!LinkSuccess || Arc.Format==RARFMT15 && !FileCreateMode) { // RAR 5.x links have a valid data checksum even in case of // failure, because they do not store any data. // We do not want to display "OK" in this case. // For 4.x symlinks we verify the checksum only when extracting, // but not when testing an archive. ShowChecksum=false; } PrevExtracted=FileCreateMode && LinkSuccess; } else if (!Arc.FileHead.SplitBefore && !WrongPassword) if (Arc.FileHead.Method==0) UnstoreFile(DataIO,Arc.FileHead.UnpSize); else { Unp->Init(Arc.FileHead.WinSize,Arc.FileHead.Solid); Unp->SetDestSize(Arc.FileHead.UnpSize); #ifndef SFX_MODULE if (Arc.Format!=RARFMT50 && Arc.FileHead.UnpVer<=15) Unp->DoUnpack(15,FileCount>1 && Arc.Solid); else #endif Unp->DoUnpack(Arc.FileHead.UnpVer,Arc.FileHead.Solid); } Arc.SeekToNext(); bool ValidCRC=DataIO.UnpHash.Cmp(&Arc.FileHead.FileHash,Arc.FileHead.UseHashKey ? Arc.FileHead.HashKey:NULL); // We set AnySolidDataUnpackedWell to true if we found at least one // valid non-zero solid file in preceding solid stream. If it is true // and if current encrypted file is broken, we do not need to hint // about a wrong password and can report CRC error only. if (!Arc.FileHead.Solid) AnySolidDataUnpackedWell=false; // Reset the flag, because non-solid file is found. else if (Arc.FileHead.Method!=0 && Arc.FileHead.UnpSize>0 && ValidCRC) AnySolidDataUnpackedWell=true; bool BrokenFile=false; // Checksum is not calculated in skip solid mode for performance reason. if (!SkipSolid && ShowChecksum) { if (!WrongPassword && ValidCRC) { #ifndef GUI if (Command!='P' && Command!='I') mprintf(L"%s%s ",Cmd->DisablePercentage ? L" ":L"\b\b\b\b\b ", Arc.FileHead.FileHash.Type==HASH_NONE ? L" ?":St(MOk)); #endif } else { if (!WrongPassword) if (Arc.FileHead.Encrypted && (!Arc.FileHead.UsePswCheck || Arc.BrokenHeader) && !AnySolidDataUnpackedWell) { Log(Arc.FileName,St(MEncrBadCRC),ArcFileName); } else { Log(Arc.FileName,St(MCRCFailed),ArcFileName); } BrokenFile=true; ErrHandler.SetErrorCode(RARX_CRC); #ifdef RARDLL // If we already have ERAR_EOPEN as result of missing volume, // we should not replace it with less precise ERAR_BAD_DATA. if (Cmd->DllError!=ERAR_EOPEN) Cmd->DllError=ERAR_BAD_DATA; #endif } } #ifndef GUI else mprintf(L"\b\b\b\b\b "); #endif if (!TestMode && !WrongPassword && (Command=='X' || Command=='E') && (!LinkEntry || Arc.FileHead.RedirType==FSREDIR_FILECOPY && LinkSuccess) && (!BrokenFile || Cmd->KeepBroken)) { // We could preallocate more space that really written to broken file. if (BrokenFile) CurFile.Truncate(); #if defined(_WIN_ALL) || defined(_EMX) if (Cmd->ClearArc) Arc.FileHead.FileAttr&=~FILE_ATTRIBUTE_ARCHIVE; #endif CurFile.SetOpenFileTime( Cmd->xmtime==EXTTIME_NONE ? NULL:&Arc.FileHead.mtime, Cmd->xctime==EXTTIME_NONE ? NULL:&Arc.FileHead.ctime, Cmd->xatime==EXTTIME_NONE ? NULL:&Arc.FileHead.atime); CurFile.Close(); #if defined(_WIN_ALL) && !defined(SFX_MODULE) if (Cmd->SetCompressedAttr && (Arc.FileHead.FileAttr & FILE_ATTRIBUTE_COMPRESSED)!=0) SetFileCompression(CurFile.FileName,true); #endif #ifdef _UNIX if (Cmd->ProcessOwners && Arc.Format==RARFMT50 && Arc.FileHead.UnixOwnerSet) SetUnixOwner(Arc,CurFile.FileName); #endif CurFile.SetCloseFileTime( Cmd->xmtime==EXTTIME_NONE ? NULL:&Arc.FileHead.mtime, Cmd->xatime==EXTTIME_NONE ? NULL:&Arc.FileHead.atime); if (!Cmd->IgnoreGeneralAttr) SetFileAttr(CurFile.FileName,Arc.FileHead.FileAttr); PrevExtracted=true; } } } if (ExactMatch) MatchedArgs++; if (DataIO.NextVolumeMissing) return false; if (!ExtrFile) if (!Arc.Solid) Arc.SeekToNext(); else if (!SkipSolid) return false; return true; }
bool RecVolumes::Restore(RAROptions *Cmd,const char *Name,const wchar *NameW,bool Silent) { char ArcName[NM]; wchar ArcNameW[NM]; strcpy(ArcName,Name); wcscpy(ArcNameW,NameW); char *Ext=GetExt(ArcName); bool NewStyle=false; bool RevName=Ext!=NULL && stricomp(Ext,".rev")==0; if (RevName) { for (int DigitGroup=0;Ext>ArcName && DigitGroup<3;Ext--) if (!IsDigit(*Ext)) if (IsDigit(*(Ext-1)) && (*Ext=='_' || DigitGroup<2)) DigitGroup++; else if (DigitGroup<2) { NewStyle=true; break; } while (IsDigit(*Ext) && Ext>ArcName+1) Ext--; strcpy(Ext,"*.*"); if (*ArcNameW!=0) { wchar *ExtW=GetExt(ArcNameW); for (int DigitGroup=0;ExtW>ArcNameW && DigitGroup<3;ExtW--) if (!IsDigit(*ExtW)) if (IsDigit(*(ExtW-1)) && (*ExtW=='_' || DigitGroup<2)) DigitGroup++; else if (DigitGroup<2) { NewStyle=true; break; } while (IsDigit(*ExtW) && ExtW>ArcNameW+1) ExtW--; wcscpy(ExtW,L"*.*"); } FindFile Find; Find.SetMask(ArcName); Find.SetMaskW(ArcNameW); FindData fd; while (Find.Next(&fd)) { Archive Arc(Cmd); if (Arc.WOpen(fd.Name,fd.NameW) && Arc.IsArchive(true)) { strcpy(ArcName,fd.Name); wcscpy(ArcNameW,fd.NameW); break; } } } Archive Arc(Cmd); if (!Arc.WCheckOpen(ArcName,ArcNameW)) return(false); if (!Arc.Volume) { #ifndef SILENT Log(ArcName,St(MNotVolume),ArcName); #endif return(false); } bool NewNumbering=(Arc.NewMhd.Flags & MHD_NEWNUMBERING)!=0; Arc.Close(); char *VolNumStart=VolNameToFirstName(ArcName,ArcName,NewNumbering); char RecVolMask[NM]; strcpy(RecVolMask,ArcName); size_t BaseNamePartLength=VolNumStart-ArcName; strcpy(RecVolMask+BaseNamePartLength,"*.rev"); wchar RecVolMaskW[NM]; size_t BaseNamePartLengthW=0; *RecVolMaskW=0; if (*ArcNameW!=0) { wchar *VolNumStartW=VolNameToFirstName(ArcNameW,ArcNameW,NewNumbering); wcscpy(RecVolMaskW,ArcNameW); BaseNamePartLengthW=VolNumStartW-ArcNameW; wcscpy(RecVolMaskW+BaseNamePartLengthW,L"*.rev"); } #ifndef SILENT int64 RecFileSize=0; #endif // We cannot display "Calculating CRC..." message here, because we do not // know if we'll find any recovery volumes. We'll display it after finding // the first recovery volume. bool CalcCRCMessageDone=false; FindFile Find; Find.SetMask(RecVolMask); Find.SetMaskW(RecVolMaskW); FindData RecData; int FileNumber=0,RecVolNumber=0,FoundRecVolumes=0,MissingVolumes=0; char PrevName[NM]; wchar PrevNameW[NM]; while (Find.Next(&RecData)) { char *CurName=RecData.Name; wchar *CurNameW=RecData.NameW; int P[3]; if (!RevName && !NewStyle) { NewStyle=true; char *Dot=GetExt(CurName); if (Dot!=NULL) { int LineCount=0; Dot--; while (Dot>CurName && *Dot!='.') { if (*Dot=='_') LineCount++; Dot--; } if (LineCount==2) NewStyle=false; } wchar *DotW=GetExt(CurNameW); if (DotW!=NULL) { int LineCount=0; DotW--; while (DotW>CurNameW && *DotW!='.') { if (*DotW=='_') LineCount++; DotW--; } if (LineCount==2) NewStyle=false; } } if (NewStyle) { if (!CalcCRCMessageDone) { #ifndef SILENT mprintf(St(MCalcCRCAllVol)); #endif CalcCRCMessageDone=true; } #ifndef SILENT mprintf("\r\n%s",CurName); #endif File CurFile; CurFile.TOpen(CurName,CurNameW); CurFile.Seek(0,SEEK_END); int64 Length=CurFile.Tell(); CurFile.Seek(Length-7,SEEK_SET); for (int I=0;I<3;I++) P[2-I]=CurFile.GetByte()+1; uint FileCRC=0; for (int I=0;I<4;I++) FileCRC|=CurFile.GetByte()<<(I*8); if (FileCRC!=CalcFileCRC(&CurFile,Length-4)) { #ifndef SILENT mprintf(St(MCRCFailed),CurName); #endif continue; } } else { char *Dot=GetExt(CurName); if (Dot==NULL) continue; bool WrongParam=false; for (int I=0;I<ASIZE(P);I++) { do { Dot--; } while (IsDigit(*Dot) && Dot>=CurName+BaseNamePartLength); P[I]=atoi(Dot+1); if (P[I]==0 || P[I]>255) WrongParam=true; } if (WrongParam) continue; } if (P[1]+P[2]>255) continue; if (RecVolNumber!=0 && RecVolNumber!=P[1] || FileNumber!=0 && FileNumber!=P[2]) { #ifndef SILENT Log(NULL,St(MRecVolDiffSets),CurName,PrevName); #endif return(false); } RecVolNumber=P[1]; FileNumber=P[2]; strcpy(PrevName,CurName); wcscpy(PrevNameW,CurNameW); File *NewFile=new File; NewFile->TOpen(CurName,CurNameW); SrcFile[FileNumber+P[0]-1]=NewFile; FoundRecVolumes++; #ifndef SILENT if (RecFileSize==0) RecFileSize=NewFile->FileLength(); #endif } #ifndef SILENT if (!Silent || FoundRecVolumes!=0) { mprintf(St(MRecVolFound),FoundRecVolumes); } #endif if (FoundRecVolumes==0) return(false); bool WriteFlags[256]; memset(WriteFlags,0,sizeof(WriteFlags)); char LastVolName[NM]; *LastVolName=0; wchar LastVolNameW[NM]; *LastVolNameW=0; for (int CurArcNum=0;CurArcNum<FileNumber;CurArcNum++) { Archive *NewFile=new Archive; bool ValidVolume=FileExist(ArcName,ArcNameW); if (ValidVolume) { NewFile->TOpen(ArcName,ArcNameW); ValidVolume=NewFile->IsArchive(false); if (ValidVolume) { while (NewFile->ReadHeader()!=0) { if (NewFile->GetHeaderType()==ENDARC_HEAD) { #ifndef SILENT mprintf("\r\n%s",ArcName); #endif if ((NewFile->EndArcHead.Flags&EARC_DATACRC)!=0 && NewFile->EndArcHead.ArcDataCRC!=CalcFileCRC(NewFile,NewFile->CurBlockPos)) { ValidVolume=false; #ifndef SILENT mprintf(St(MCRCFailed),ArcName); #endif } break; } NewFile->SeekToNext(); } } if (!ValidVolume) { NewFile->Close(); char NewName[NM]; strcpy(NewName,ArcName); strcat(NewName,".bad"); wchar NewNameW[NM]; wcscpy(NewNameW,ArcNameW); if (*NewNameW!=0) wcscat(NewNameW,L".bad"); #ifndef SILENT mprintf(St(MBadArc),ArcName); mprintf(St(MRenaming),ArcName,NewName); #endif RenameFile(ArcName,ArcNameW,NewName,NewNameW); } NewFile->Seek(0,SEEK_SET); } if (!ValidVolume) { // It is important to return 'false' instead of aborting here, // so if we are called from extraction, we will be able to continue extracting. // It may happen if .rar and .rev are on read-only disks like CDs. if (!NewFile->Create(ArcName,ArcNameW)) { // We need to display the title of operation before the error message, // to make clear for user that create error is related to recovery // volumes. This is why we cannot use WCreate call here. Title must be // before create error, not after that. #ifndef SILENT mprintf(St(MReconstructing)); #endif ErrHandler.CreateErrorMsg(ArcName,ArcNameW); return false; } WriteFlags[CurArcNum]=true; MissingVolumes++; if (CurArcNum==FileNumber-1) { strcpy(LastVolName,ArcName); wcscpy(LastVolNameW,ArcNameW); } #ifndef SILENT mprintf(St(MAbsNextVol),ArcName); #endif } SrcFile[CurArcNum]=(File*)NewFile; NextVolumeName(ArcName,ArcNameW,ASIZE(ArcName),!NewNumbering); } #ifndef SILENT mprintf(St(MRecVolMissing),MissingVolumes); #endif if (MissingVolumes==0) { #ifndef SILENT mprintf(St(MRecVolAllExist)); #endif return(false); } if (MissingVolumes>FoundRecVolumes) { #ifndef SILENT mprintf(St(MRecVolCannotFix)); #endif return(false); } #ifndef SILENT mprintf(St(MReconstructing)); #endif int TotalFiles=FileNumber+RecVolNumber; int Erasures[256],EraSize=0; for (int I=0;I<TotalFiles;I++) if (WriteFlags[I] || SrcFile[I]==NULL) Erasures[EraSize++]=I; #ifndef SILENT int64 ProcessedSize=0; #ifndef GUI int LastPercent=-1; mprintf(" "); #endif #endif // Size of per file buffer. size_t RecBufferSize=TotalBufferSize/TotalFiles; #ifdef RAR_SMP uint ThreadNumber=Cmd->Threads; RSEncode rse[MaxPoolThreads]; uint WaitHandles[MaxPoolThreads]; #else uint ThreadNumber=1; RSEncode rse[1]; #endif for (uint I=0;I<ThreadNumber;I++) rse[I].Init(RecVolNumber); while (true) { Wait(); int MaxRead=0; for (int I=0;I<TotalFiles;I++) if (WriteFlags[I] || SrcFile[I]==NULL) memset(&Buf[I*RecBufferSize],0,RecBufferSize); else { int ReadSize=SrcFile[I]->Read(&Buf[I*RecBufferSize],RecBufferSize); if (ReadSize!=RecBufferSize) memset(&Buf[I*RecBufferSize+ReadSize],0,RecBufferSize-ReadSize); if (ReadSize>MaxRead) MaxRead=ReadSize; } if (MaxRead==0) break; #ifndef SILENT int CurPercent=ToPercent(ProcessedSize,RecFileSize); if (!Cmd->DisablePercentage && CurPercent!=LastPercent) { mprintf("\b\b\b\b%3d%%",CurPercent); LastPercent=CurPercent; } ProcessedSize+=MaxRead; #endif int BlockStart=0; int BlockSize=MaxRead/ThreadNumber; if (BlockSize<0x100) BlockSize=MaxRead; uint CurThread=0; while (BlockStart<MaxRead) { // Last thread processes all left data including increasement from rounding error. if (CurThread==ThreadNumber-1) BlockSize=MaxRead-BlockStart; RSEncode *curenc=rse+CurThread; curenc->Buf=&Buf[0]; curenc->BufStart=BlockStart; curenc->BufEnd=BlockStart+BlockSize; curenc->FileNumber=TotalFiles; curenc->RecBufferSize=RecBufferSize; curenc->Erasures=Erasures; curenc->EraSize=EraSize; #ifdef RAR_SMP if (ThreadNumber>1) { uint Handle=RSThreadPool.Start(RSDecodeThread,(void*)curenc); WaitHandles[CurThread++]=Handle; } else curenc->DecodeBuf(); #else curenc->DecodeBuf(); #endif BlockStart+=BlockSize; } #ifdef RAR_SMP if (CurThread>0) RSThreadPool.Wait(WaitHandles,CurThread); #endif // RAR_SMP for (int I=0;I<FileNumber;I++) if (WriteFlags[I]) SrcFile[I]->Write(&Buf[I*RecBufferSize],MaxRead); } for (int I=0;I<RecVolNumber+FileNumber;I++) if (SrcFile[I]!=NULL) { File *CurFile=SrcFile[I]; if (NewStyle && WriteFlags[I]) { int64 Length=CurFile->Tell(); CurFile->Seek(Length-7,SEEK_SET); for (int J=0;J<7;J++) CurFile->PutByte(0); } CurFile->Close(); SrcFile[I]=NULL; } if (*LastVolName!=0 || *LastVolNameW!=0) { // Truncate the last volume to its real size. Archive Arc(Cmd); if (Arc.Open(LastVolName,LastVolNameW,FMF_UPDATE) && Arc.IsArchive(true) && Arc.SearchBlock(ENDARC_HEAD)) { Arc.Seek(Arc.NextBlockPos,SEEK_SET); char Buf[8192]; int ReadSize=Arc.Read(Buf,sizeof(Buf)); int ZeroCount=0; while (ZeroCount<ReadSize && Buf[ZeroCount]==0) ZeroCount++; if (ZeroCount==ReadSize) { Arc.Seek(Arc.NextBlockPos,SEEK_SET); Arc.Truncate(); } } } #if !defined(GUI) && !defined(SILENT) if (!Cmd->DisablePercentage) mprintf("\b\b\b\b100%%"); if (!Silent && !Cmd->DisableDone) mprintf(St(MDone)); #endif return(true); }
bool MergeArchive(Archive &Arc,ComprDataIO *DataIO,bool ShowFileName,char Command) { RAROptions *Cmd=Arc.GetRAROptions(); int HeaderType=Arc.GetHeaderType(); FileHeader *hd=HeaderType==NEWSUB_HEAD ? &Arc.SubHead:&Arc.NewLhd; bool SplitHeader=(HeaderType==FILE_HEAD || HeaderType==NEWSUB_HEAD) && (hd->Flags & LHD_SPLIT_AFTER)!=0; if (DataIO!=NULL && SplitHeader && hd->UnpVer>=20 && hd->FileCRC!=0xffffffff && DataIO->PackedCRC!=~hd->FileCRC) { Log(Arc.FileName,St(MDataBadCRC),hd->FileName,Arc.FileName); } Int64 PrevFullUnpSize = hd->FullUnpSize; Int64 PosBeforeClose=Arc.Tell(); Arc.Close(); char NextName[NM]; if(DataIO != NULL && (DataIO->m_iSeekTo > Arc.NewLhd.FullPackSize)){ if (Arc.Volume && Arc.NotFirstVolume) VolNameToFirstName(Arc.FileName,NextName,(Arc.NewMhd.Flags & MHD_NEWNUMBERING)); else strcpy(NextName,Arc.FileName); Int64 FastSeek = 0; while(FastSeek+Arc.NewLhd.FullPackSize < DataIO->m_iSeekTo){ NextVolumeName(NextName,(Arc.NewMhd.Flags & MHD_NEWNUMBERING)==0 || Arc.OldFormat); FastSeek += Arc.NewLhd.FullPackSize; } DataIO->CurUnpRead = FastSeek; }else{ strcpy(NextName,Arc.FileName); NextVolumeName(NextName,(Arc.NewMhd.Flags & MHD_NEWNUMBERING)==0 || Arc.OldFormat); } #if !defined(SFX_MODULE) && !defined(RARDLL) bool RecoveryDone=false; #endif bool FailedOpen=false,OldSchemeTested=false; while (!Arc.Open(NextName)) { if (!OldSchemeTested) { char AltNextName[NM]; strcpy(AltNextName,Arc.FileName); NextVolumeName(AltNextName,true); OldSchemeTested=true; if (Arc.Open(AltNextName)) { strcpy(NextName,AltNextName); break; } } #ifdef RARDLL if (Cmd->Callback==NULL && Cmd->ChangeVolProc==NULL || Cmd->Callback!=NULL && Cmd->Callback(UCM_CHANGEVOLUME,Cmd->UserData,(LONG)NextName,RAR_VOL_ASK)==-1) { Cmd->DllError=ERAR_EOPEN; FailedOpen=true; break; } if (Cmd->ChangeVolProc!=NULL) { #ifdef _WIN_32 _EBX=_ESP; #endif int RetCode=Cmd->ChangeVolProc(NextName,RAR_VOL_ASK); #ifdef _WIN_32 _ESP=_EBX; #endif if (RetCode==0) { Cmd->DllError=ERAR_EOPEN; FailedOpen=true; break; } } #else #if !defined(SFX_MODULE) && !defined(_WIN_CE) if (!RecoveryDone) { RecVolumes RecVol; RecVol.Restore(Cmd,Arc.FileName,Arc.FileNameW,true); RecoveryDone=true; continue; } #endif #ifndef GUI if (!Cmd->VolumePause && !IsRemovable(NextName)) { Log(Arc.FileName,St(MAbsNextVol),NextName); FailedOpen=true; break; } #endif #ifndef SILENT if (Cmd->AllYes || !AskNextVol(NextName)) #endif { FailedOpen=true; break; } #endif } if (FailedOpen) { Arc.Open(Arc.FileName,Arc.FileNameW); Arc.Seek(PosBeforeClose,SEEK_SET); return(false); } Arc.CheckArc(true); #ifdef RARDLL if (Cmd->Callback!=NULL && Cmd->Callback(UCM_CHANGEVOLUME,Cmd->UserData,(LONG)NextName,RAR_VOL_NOTIFY)==-1) return(false); if (Cmd->ChangeVolProc!=NULL) { #ifdef _WIN_32 _EBX=_ESP; #endif int RetCode=Cmd->ChangeVolProc(NextName,RAR_VOL_NOTIFY); #ifdef _WIN_32 _ESP=_EBX; #endif if (RetCode==0) return(false); } #endif if (Command=='T' || Command=='X' || Command=='E') { mprintf(St(Command=='T' ? MTestVol:MExtrVol),Arc.FileName); } if (SplitHeader) Arc.SearchBlock(HeaderType); else Arc.ReadHeader(); if (Arc.GetHeaderType()==FILE_HEAD) { Arc.ConvertAttributes(); Arc.Seek(Arc.NextBlockPos-Arc.NewLhd.FullPackSize,SEEK_SET); } #ifndef GUI if (ShowFileName) { mprintf(St(MExtrPoints),IntNameToExt(Arc.NewLhd.FileName)); if (!Cmd->DisablePercentage) { mprintf(" "); } } #endif if (hd->FullUnpSize == 0) { // some archives only have correct UnpSize in the first volume hd->FullUnpSize = PrevFullUnpSize; } if (DataIO!=NULL) { if (HeaderType==ENDARC_HEAD) DataIO->UnpVolume=false; else { DataIO->UnpVolume=(hd->Flags & LHD_SPLIT_AFTER); DataIO->SetPackedSizeToRead(hd->FullPackSize); } #ifdef SFX_MODULE DataIO->UnpArcSize=Arc.FileLength(); DataIO->CurUnpRead=0; #endif DataIO->PackedCRC=0xffffffff; // DataIO->SetFiles(&Arc,NULL); } return(true); }
bool RecVolumes::Restore(RAROptions *Cmd,const char *Name, const wchar *NameW,bool Silent) { char ArcName[NM]; wchar ArcNameW[NM]; strcpy(ArcName,Name); strcpyw(ArcNameW,NameW); char *Ext=GetExt(ArcName); bool NewStyle=false; bool RevName=Ext!=NULL && stricomp(Ext,".rev")==0; if (RevName) { for (int DigitGroup=0;Ext>ArcName && DigitGroup<3;Ext--) if (!isdigit(*Ext)) { if (isdigit(*(Ext-1)) && (*Ext=='_' || DigitGroup<2)) DigitGroup++; else if (DigitGroup<2) { NewStyle=true; break; } } while (isdigit(*Ext) && Ext>ArcName+1) Ext--; strcpy(Ext,"*.*"); FindFile Find; Find.SetMask(ArcName); struct FindData FD; while (Find.Next(&FD)) { Archive Arc(Cmd); if (Arc.WOpen(FD.Name,FD.NameW) && Arc.IsArchive(true)) { strcpy(ArcName,FD.Name); *ArcNameW=0; break; } } } Archive Arc(Cmd); if (!Arc.WCheckOpen(ArcName,ArcNameW)) return(false); if (!Arc.Volume) { #ifndef SILENT Log(ArcName,St(MNotVolume),ArcName); #endif return(false); } bool NewNumbering=(Arc.NewMhd.Flags & MHD_NEWNUMBERING); Arc.Close(); char *VolNumStart=VolNameToFirstName(ArcName,ArcName,NewNumbering); char RecVolMask[NM]; strcpy(RecVolMask,ArcName); int BaseNamePartLength=VolNumStart-ArcName; strcpy(RecVolMask+BaseNamePartLength,"*.rev"); #ifndef SILENT Int64 RecFileSize=0; #endif FindFile Find; Find.SetMask(RecVolMask); struct FindData RecData; int FileNumber=0,RecVolNumber=0,FoundRecVolumes=0,MissingVolumes=0; char PrevName[NM]; while (Find.Next(&RecData)) { char *Name=RecData.Name; int P[3]; if (!RevName && !NewStyle) { NewStyle=true; char *Dot=GetExt(Name); if (Dot!=NULL) { int LineCount=0; Dot--; while (Dot>Name && *Dot!='.') { if (*Dot=='_') LineCount++; Dot--; } if (LineCount==2) NewStyle=false; } } if (NewStyle) { File CurFile; CurFile.TOpen(Name); CurFile.Seek(0,SEEK_END); Int64 Length=CurFile.Tell(); CurFile.Seek(Length-7,SEEK_SET); for (int I=0;I<3;I++) P[2-I]=CurFile.GetByte()+1; uint FileCRC=0; for (int I=0;I<4;I++) FileCRC|=CurFile.GetByte()<<(I*8); if (FileCRC!=CalcFileCRC(&CurFile,Length-4)) { #ifndef SILENT mprintf(St(MCRCFailed),Name); #endif continue; } } else { char *Dot=GetExt(Name); if (Dot==NULL) continue; bool WrongParam=false; for (unsigned int I=0;I<sizeof(P)/sizeof(P[0]);I++) { do { Dot--; } while (isdigit(*Dot) && Dot>=Name+BaseNamePartLength); P[I]=atoi(Dot+1); if (P[I]==0 || P[I]>255) WrongParam=true; } if (WrongParam) continue; } if (P[1]+P[2]>255) continue; if ((RecVolNumber!=0 && RecVolNumber!=P[1]) || (FileNumber!=0 && FileNumber!=P[2])) { #ifndef SILENT Log(NULL,St(MRecVolDiffSets),Name,PrevName); #endif return(false); } RecVolNumber=P[1]; FileNumber=P[2]; strcpy(PrevName,Name); File *NewFile=new File; NewFile->TOpen(Name); SrcFile[FileNumber+P[0]-1]=NewFile; FoundRecVolumes++; #ifndef SILENT if (RecFileSize==0) RecFileSize=NewFile->FileLength(); #endif } #ifndef SILENT if (!Silent || FoundRecVolumes!=0) { mprintf(St(MRecVolFound),FoundRecVolumes); } #endif if (FoundRecVolumes==0) return(false); bool WriteFlags[256]; memset(WriteFlags,0,sizeof(WriteFlags)); char LastVolName[NM]; *LastVolName=0; for (int CurArcNum=0;CurArcNum<FileNumber;CurArcNum++) { Archive *NewFile=new Archive; bool ValidVolume=FileExist(ArcName); if (ValidVolume) { NewFile->TOpen(ArcName); ValidVolume=NewFile->IsArchive(false); if (ValidVolume) { bool EndFound=false,EndBlockRequired=false; while (!EndFound && NewFile->ReadHeader()!=0) { if (NewFile->GetHeaderType()==FILE_HEAD) { if (NewFile->NewLhd.UnpVer>=29) EndBlockRequired=true; if (!EndBlockRequired && (NewFile->NewLhd.Flags & LHD_SPLIT_AFTER)) EndFound=true; } if (NewFile->GetHeaderType()==ENDARC_HEAD) { if ((NewFile->EndArcHead.Flags&EARC_DATACRC)!=0 && NewFile->EndArcHead.ArcDataCRC!=CalcFileCRC(NewFile,NewFile->CurBlockPos)) { ValidVolume=false; #ifndef SILENT mprintf(St(MCRCFailed),ArcName); #endif } EndFound=true; } NewFile->SeekToNext(); } if (!EndFound) ValidVolume=false; } if (!ValidVolume) { NewFile->Close(); char NewName[NM]; strcpy(NewName,ArcName); strcat(NewName,".bad"); #ifndef SILENT mprintf(St(MBadArc),ArcName); mprintf(St(MRenaming),ArcName,NewName); #endif rename(ArcName,NewName); } NewFile->Seek(0,SEEK_SET); } if (!ValidVolume) { NewFile->TCreate(ArcName); WriteFlags[CurArcNum]=true; MissingVolumes++; if (CurArcNum==FileNumber-1) strcpy(LastVolName,ArcName); #ifndef SILENT mprintf(St(MAbsNextVol),ArcName); #endif } SrcFile[CurArcNum]=(File*)NewFile; NextVolumeName(ArcName,!NewNumbering); } #ifndef SILENT mprintf(St(MRecVolMissing),MissingVolumes); #endif if (MissingVolumes==0) { #ifndef SILENT mprintf(St(MRecVolAllExist)); #endif return(false); } if (MissingVolumes>FoundRecVolumes) { #ifndef SILENT mprintf(St(MRecVolCannotFix)); #endif return(false); } #ifndef SILENT mprintf(St(MReconstructing)); #endif RSCoder RSC(RecVolNumber); int TotalFiles=FileNumber+RecVolNumber; int Erasures[256],EraSize=0; for (int I=0;I<TotalFiles;I++) if (WriteFlags[I] || SrcFile[I]==NULL) Erasures[EraSize++]=I; #ifndef SILENT Int64 ProcessedSize=0; #ifndef GUI int LastPercent=-1; mprintf(" "); #endif #endif int RecCount=0; while (true) { if ((++RecCount & 15)==0) Wait(); int MaxRead=0; for (int I=0;I<TotalFiles;I++) if (WriteFlags[I] || SrcFile[I]==NULL) memset(&Buf[I*RECVOL_BUFSIZE],0,RECVOL_BUFSIZE); else { int ReadSize=SrcFile[I]->Read(&Buf[I*RECVOL_BUFSIZE],RECVOL_BUFSIZE); if (ReadSize!=RECVOL_BUFSIZE) memset(&Buf[I*RECVOL_BUFSIZE+ReadSize],0,RECVOL_BUFSIZE-ReadSize); if (ReadSize>MaxRead) MaxRead=ReadSize; } if (MaxRead==0) break; #ifndef SILENT int CurPercent=ToPercent(ProcessedSize,RecFileSize); if (!Cmd->DisablePercentage && CurPercent!=LastPercent) { mprintf("\b\b\b\b%3d%%",CurPercent); LastPercent=CurPercent; } ProcessedSize+=MaxRead; #endif for (int BufPos=0;BufPos<MaxRead;BufPos++) { byte Data[256]; for (int I=0;I<TotalFiles;I++) Data[I]=Buf[I*RECVOL_BUFSIZE+BufPos]; RSC.Decode(Data,TotalFiles,Erasures,EraSize); for (int I=0;I<EraSize;I++) Buf[Erasures[I]*RECVOL_BUFSIZE+BufPos]=Data[Erasures[I]]; /* for (int I=0;I<FileNumber;I++) Buf[I*RECVOL_BUFSIZE+BufPos]=Data[I]; */ } for (int I=0;I<FileNumber;I++) if (WriteFlags[I]) SrcFile[I]->Write(&Buf[I*RECVOL_BUFSIZE],MaxRead); } for (int I=0;I<RecVolNumber+FileNumber;I++) if (SrcFile[I]!=NULL) { File *CurFile=SrcFile[I]; if (NewStyle && WriteFlags[I]) { Int64 Length=CurFile->Tell(); CurFile->Seek(Length-7,SEEK_SET); for (int J=0;J<7;J++) CurFile->PutByte(0); } CurFile->Close(); SrcFile[I]=NULL; } if (*LastVolName) { Archive Arc(Cmd); if (Arc.Open(LastVolName,NULL,false,true) && Arc.IsArchive(true) && Arc.SearchBlock(ENDARC_HEAD)) { Arc.Seek(Arc.NextBlockPos,SEEK_SET); char Buf[8192]; int ReadSize=Arc.Read(Buf,sizeof(Buf)); int ZeroCount=0; while (ZeroCount<ReadSize && Buf[ZeroCount]==0) ZeroCount++; if (ZeroCount==ReadSize) { Arc.Seek(Arc.NextBlockPos,SEEK_SET); Arc.Truncate(); } } } #if !defined(GUI) && !defined(SILENT) if (!Cmd->DisablePercentage) mprintf("\b\b\b\b100%%"); if (!Silent && !Cmd->DisableDone) mprintf(St(MDone)); #endif return(true); }
EXTRACT_ARC_CODE CmdExtract::ExtractArchive(CommandData *Cmd) { Archive Arc(Cmd); if (!Arc.WOpen(ArcName,ArcNameW)) { ErrHandler.SetErrorCode(OPEN_ERROR); return(EXTRACT_ARC_NEXT); } if (!Arc.IsArchive(true)) { #ifndef GUI mprintf(St(MNotRAR),ArcName); #endif if (CmpExt(ArcName,"rar")) ErrHandler.SetErrorCode(WARNING); return(EXTRACT_ARC_NEXT); } // archive with corrupt encrypted header can be closed in IsArchive() call if (!Arc.IsOpened()) return(EXTRACT_ARC_NEXT); #ifndef SFX_MODULE if (Arc.Volume && Arc.NotFirstVolume) { char FirstVolName[NM]; VolNameToFirstName(ArcName,FirstVolName,(Arc.NewMhd.Flags & MHD_NEWNUMBERING)!=0); // If several volume names from same volume set are specified // and current volume is not first in set and first volume is present // and specified too, let's skip the current volume. if (stricomp(ArcName,FirstVolName)!=0 && FileExist(FirstVolName) && Cmd->ArcNames->Search(FirstVolName,NULL,false)) return(EXTRACT_ARC_NEXT); } #endif int64 VolumeSetSize=0; // Total size of volumes after the current volume. if (Arc.Volume) { // Calculate the total size of all accessible volumes. // This size is necessary to display the correct total progress indicator. char NextName[NM]; wchar NextNameW[NM]; strcpy(NextName,Arc.FileName); strcpyw(NextNameW,Arc.FileNameW); while (true) { // First volume is already added to DataIO.TotalArcSize // in initial TotalArcSize calculation in DoExtract. // So we skip it and start from second volume. NextVolumeName(NextName,NextNameW,ASIZE(NextName),(Arc.NewMhd.Flags & MHD_NEWNUMBERING)==0 || Arc.OldFormat); struct FindData FD; if (FindFile::FastFind(NextName,NextNameW,&FD)) VolumeSetSize+=FD.Size; else break; } DataIO.TotalArcSize+=VolumeSetSize; } ExtractArchiveInit(Cmd,Arc); if (*Cmd->Command=='T' || *Cmd->Command=='I') Cmd->Test=true; #ifndef GUI if (*Cmd->Command=='I') Cmd->DisablePercentage=true; else if (Cmd->Test) mprintf(St(MExtrTest),ArcName); else mprintf(St(MExtracting),ArcName); #endif Arc.ViewComment(); // RAR can close a corrupt encrypted archive if (!Arc.IsOpened()) return(EXTRACT_ARC_NEXT); while (1) { size_t Size=Arc.ReadHeader(); bool Repeat=false; if (!ExtractCurrentFile(Cmd,Arc,Size,Repeat)) if (Repeat) { // If we started extraction from not first volume and need to // restart it from first, we must correct DataIO.TotalArcSize // for correct total progress display. We subtract the size // of current volume and all volumes after it and add the size // of new (first) volume. struct FindData OldArc,NewArc; if (FindFile::FastFind(Arc.FileName,Arc.FileNameW,&OldArc) && FindFile::FastFind(ArcName,ArcNameW,&NewArc)) DataIO.TotalArcSize-=VolumeSetSize+OldArc.Size-NewArc.Size; return(EXTRACT_ARC_REPEAT); } else break; } return(EXTRACT_ARC_NEXT); }
bool CmdExtract::ExtractCurrentFile(CommandData *Cmd,Archive &Arc,size_t HeaderSize,bool &Repeat) { char Command=*Cmd->Command; if (HeaderSize==0) if (DataIO.UnpVolume) { #ifdef NOVOLUME return(false); #else if (!MergeArchive(Arc,&DataIO,false,Command)) { ErrHandler.SetErrorCode(WARNING); return(false); } SignatureFound=false; #endif } else return(false); int HeadType=Arc.GetHeaderType(); if (HeadType!=FILE_HEAD) { if (HeadType==AV_HEAD || HeadType==SIGN_HEAD) SignatureFound=true; #if !defined(SFX_MODULE) && !defined(_WIN_CE) if (HeadType==SUB_HEAD && PrevExtracted) SetExtraInfo(Cmd,Arc,DestFileName,*DestFileNameW ? DestFileNameW:NULL); #endif if (HeadType==NEWSUB_HEAD) { if (Arc.SubHead.CmpName(SUBHEAD_TYPE_AV)) SignatureFound=true; #if !defined(NOSUBBLOCKS) && !defined(_WIN_CE) if (PrevExtracted) SetExtraInfoNew(Cmd,Arc,DestFileName,*DestFileNameW ? DestFileNameW:NULL); #endif } if (HeadType==ENDARC_HEAD) if (Arc.EndArcHead.Flags & EARC_NEXT_VOLUME) { #ifndef NOVOLUME if (!MergeArchive(Arc,&DataIO,false,Command)) { ErrHandler.SetErrorCode(WARNING); return(false); } SignatureFound=false; #endif Arc.Seek(Arc.CurBlockPos,SEEK_SET); return(true); } else return(false); Arc.SeekToNext(); return(true); } PrevExtracted=false; if (SignatureFound || !Cmd->Recurse && MatchedArgs>=Cmd->FileArgs->ItemsCount() && AllMatchesExact) return(false); char ArcFileName[NM]; IntToExt(Arc.NewLhd.FileName,Arc.NewLhd.FileName); strcpy(ArcFileName,Arc.NewLhd.FileName); wchar ArcFileNameW[NM]; *ArcFileNameW=0; int MatchType=MATCH_WILDSUBPATH; bool EqualNames=false; int MatchNumber=Cmd->IsProcessFile(Arc.NewLhd,&EqualNames,MatchType); bool ExactMatch=MatchNumber!=0; #if !defined(SFX_MODULE) && !defined(_WIN_CE) if (Cmd->ExclPath==EXCL_BASEPATH) { *Cmd->ArcPath=0; if (ExactMatch) { Cmd->FileArgs->Rewind(); if (Cmd->FileArgs->GetString(Cmd->ArcPath,NULL,sizeof(Cmd->ArcPath),MatchNumber-1)) *PointToName(Cmd->ArcPath)=0; } } #endif if (ExactMatch && !EqualNames) AllMatchesExact=false; #ifdef UNICODE_SUPPORTED bool WideName=(Arc.NewLhd.Flags & LHD_UNICODE) && UnicodeEnabled(); #else bool WideName=false; #endif #ifdef _APPLE if (WideName) { WideToUtf(Arc.NewLhd.FileNameW,ArcFileName,sizeof(ArcFileName)); WideName=false; } #endif wchar *DestNameW=WideName ? DestFileNameW:NULL; #ifdef UNICODE_SUPPORTED if (WideName) { ConvertPath(Arc.NewLhd.FileNameW,ArcFileNameW); char Name[NM]; if (WideToChar(ArcFileNameW,Name) && IsNameUsable(Name)) strcpy(ArcFileName,Name); } #endif ConvertPath(ArcFileName,ArcFileName); if (Arc.IsArcLabel()) return(true); if (Arc.NewLhd.Flags & LHD_VERSION) { if (Cmd->VersionControl!=1 && !EqualNames) { if (Cmd->VersionControl==0) ExactMatch=false; int Version=ParseVersionFileName(ArcFileName,ArcFileNameW,false); if (Cmd->VersionControl-1==Version) ParseVersionFileName(ArcFileName,ArcFileNameW,true); else ExactMatch=false; } } else if (!Arc.IsArcDir() && Cmd->VersionControl>1) ExactMatch=false; Arc.ConvertAttributes(); #ifndef SFX_MODULE if ((Arc.NewLhd.Flags & (LHD_SPLIT_BEFORE/*|LHD_SOLID*/)) && FirstFile) { char CurVolName[NM]; strcpy(CurVolName,ArcName); VolNameToFirstName(ArcName,ArcName,(Arc.NewMhd.Flags & MHD_NEWNUMBERING)!=0); if (stricomp(ArcName,CurVolName)!=0 && FileExist(ArcName)) { *ArcNameW=0; Repeat=true; return(false); } #if !defined(RARDLL) && !defined(_WIN_CE) if (!ReconstructDone) { ReconstructDone=true; RecVolumes RecVol; if (RecVol.Restore(Cmd,Arc.FileName,Arc.FileNameW,true)) { Repeat=true; return(false); } } #endif strcpy(ArcName,CurVolName); } #endif DataIO.UnpVolume=(Arc.NewLhd.Flags & LHD_SPLIT_AFTER)!=0; DataIO.NextVolumeMissing=false; Arc.Seek(Arc.NextBlockPos-Arc.NewLhd.FullPackSize,SEEK_SET); bool TestMode=false; bool ExtrFile=false; bool SkipSolid=false; #ifndef SFX_MODULE if (FirstFile && (ExactMatch || Arc.Solid) && (Arc.NewLhd.Flags & (LHD_SPLIT_BEFORE/*|LHD_SOLID*/))!=0) { if (ExactMatch) { Log(Arc.FileName,St(MUnpCannotMerge),ArcFileName); #ifdef RARDLL Cmd->DllError=ERAR_BAD_DATA; #endif ErrHandler.SetErrorCode(OPEN_ERROR); } ExactMatch=false; } FirstFile=false; #endif if (ExactMatch || (SkipSolid=Arc.Solid)!=0) { if ((Arc.NewLhd.Flags & LHD_PASSWORD)!=0) #ifndef RARDLL if (*Password==0) #endif { #ifdef RARDLL if (*Cmd->Password==0) if (Cmd->Callback==NULL || Cmd->Callback(UCM_NEEDPASSWORD,Cmd->UserData,(LPARAM)Cmd->Password,sizeof(Cmd->Password))==-1) return(false); strcpy(Password,Cmd->Password); #else if (!GetPassword(PASSWORD_FILE,ArcFileName,Password,sizeof(Password))) { PasswordCancelled=true; return(false); } #endif } #if !defined(GUI) && !defined(SILENT) else if (!PasswordAll && (!Arc.Solid || Arc.NewLhd.UnpVer>=20 && (Arc.NewLhd.Flags & LHD_SOLID)==0)) { eprintf(St(MUseCurPsw),ArcFileName); switch(Cmd->AllYes ? 1:Ask(St(MYesNoAll))) { case -1: ErrHandler.Exit(USER_BREAK); case 2: if (!GetPassword(PASSWORD_FILE,ArcFileName,Password,sizeof(Password))) { return(false); } break; case 3: PasswordAll=true; break; } } #endif #ifndef SFX_MODULE if (*Cmd->ExtrPath==0 && *Cmd->ExtrPathW!=0) WideToChar(Cmd->ExtrPathW,DestFileName); else #endif strcpy(DestFileName,Cmd->ExtrPath); #ifndef SFX_MODULE if (Cmd->AppendArcNameToPath) { strcat(DestFileName,PointToName(Arc.FirstVolumeName)); SetExt(DestFileName,NULL); AddEndSlash(DestFileName); } #endif char *ExtrName=ArcFileName; bool EmptyName=false; #ifndef SFX_MODULE size_t Length=strlen(Cmd->ArcPath); if (Length>1 && IsPathDiv(Cmd->ArcPath[Length-1]) && strlen(ArcFileName)==Length-1) Length--; if (Length>0 && strnicomp(Cmd->ArcPath,ArcFileName,Length)==0) { ExtrName+=Length; while (*ExtrName==CPATHDIVIDER) ExtrName++; if (*ExtrName==0) EmptyName=true; } #endif bool AbsPaths=Cmd->ExclPath==EXCL_ABSPATH && Command=='X' && IsDriveDiv(':'); if (AbsPaths) *DestFileName=0; if (Command=='E' || Cmd->ExclPath==EXCL_SKIPWHOLEPATH) strcat(DestFileName,PointToName(ExtrName)); else strcat(DestFileName,ExtrName); char DiskLetter=etoupper(DestFileName[0]); if (AbsPaths && DestFileName[1]=='_' && IsPathDiv(DestFileName[2]) && DiskLetter>='A' && DiskLetter<='Z') DestFileName[1]=':'; #ifndef SFX_MODULE if (!WideName && *Cmd->ExtrPathW!=0) { DestNameW=DestFileNameW; WideName=true; CharToWide(ArcFileName,ArcFileNameW); } #endif if (WideName) { if (*Cmd->ExtrPathW!=0) strcpyw(DestFileNameW,Cmd->ExtrPathW); else CharToWide(Cmd->ExtrPath,DestFileNameW); #ifndef SFX_MODULE if (Cmd->AppendArcNameToPath) { wchar FileNameW[NM]; if (*Arc.FirstVolumeNameW!=0) strcpyw(FileNameW,Arc.FirstVolumeNameW); else CharToWide(Arc.FirstVolumeName,FileNameW); strcatw(DestFileNameW,PointToName(FileNameW)); SetExt(DestFileNameW,NULL); AddEndSlash(DestFileNameW); } #endif wchar *ExtrNameW=ArcFileNameW; #ifndef SFX_MODULE if (Length>0) { wchar ArcPathW[NM]; GetWideName(Cmd->ArcPath,Cmd->ArcPathW,ArcPathW); Length=strlenw(ArcPathW); } ExtrNameW+=Length; while (*ExtrNameW==CPATHDIVIDER) ExtrNameW++; #endif if (AbsPaths) *DestFileNameW=0; if (Command=='E' || Cmd->ExclPath==EXCL_SKIPWHOLEPATH) strcatw(DestFileNameW,PointToName(ExtrNameW)); else strcatw(DestFileNameW,ExtrNameW); if (AbsPaths && DestFileNameW[1]=='_' && IsPathDiv(DestFileNameW[2])) DestFileNameW[1]=':'; } else *DestFileNameW=0; ExtrFile=!SkipSolid && !EmptyName && (Arc.NewLhd.Flags & LHD_SPLIT_BEFORE)==0; if ((Cmd->FreshFiles || Cmd->UpdateFiles) && (Command=='E' || Command=='X')) { struct FindData FD; if (FindFile::FastFind(DestFileName,DestNameW,&FD)) { if (FD.mtime >= Arc.NewLhd.mtime) { // If directory already exists and its modification time is newer // than start of extraction, it is likely it was created // when creating a path to one of already extracted items. // In such case we'll better update its time even if archived // directory is older. if (!FD.IsDir || FD.mtime<StartTime) ExtrFile=false; } } else if (Cmd->FreshFiles) ExtrFile=false; } // Skip encrypted file if no password is specified. if ((Arc.NewLhd.Flags & LHD_PASSWORD)!=0 && *Password==0) { ErrHandler.SetErrorCode(WARNING); #ifdef RARDLL Cmd->DllError=ERAR_MISSING_PASSWORD; #endif ExtrFile=false; } #ifdef RARDLL if (*Cmd->DllDestName) { strncpyz(DestFileName,Cmd->DllDestName,ASIZE(DestFileName)); *DestFileNameW=0; if (Cmd->DllOpMode!=RAR_EXTRACT) ExtrFile=false; } if (*Cmd->DllDestNameW) { strncpyzw(DestFileNameW,Cmd->DllDestNameW,ASIZE(DestFileNameW)); DestNameW=DestFileNameW; if (Cmd->DllOpMode!=RAR_EXTRACT) ExtrFile=false; } #endif #ifdef SFX_MODULE if ((Arc.NewLhd.UnpVer!=UNP_VER && Arc.NewLhd.UnpVer!=29) && Arc.NewLhd.Method!=0x30) #else if (Arc.NewLhd.UnpVer<13 || Arc.NewLhd.UnpVer>UNP_VER) #endif { #ifndef SILENT Log(Arc.FileName,St(MUnknownMeth),ArcFileName); #ifndef SFX_MODULE Log(Arc.FileName,St(MVerRequired),Arc.NewLhd.UnpVer/10,Arc.NewLhd.UnpVer%10); #endif #endif ExtrFile=false; ErrHandler.SetErrorCode(WARNING); #ifdef RARDLL Cmd->DllError=ERAR_UNKNOWN_FORMAT; #endif } File CurFile; if (!IsLink(Arc.NewLhd.FileAttr)) if (Arc.IsArcDir()) { if (!ExtrFile || Command=='P' || Command=='E' || Cmd->ExclPath==EXCL_SKIPWHOLEPATH) return(true); if (SkipSolid) { #ifndef GUI mprintf(St(MExtrSkipFile),ArcFileName); #endif return(true); } TotalFileCount++; if (Cmd->Test) { #ifndef GUI mprintf(St(MExtrTestFile),ArcFileName); mprintf(" %s",St(MOk)); #endif return(true); } MKDIR_CODE MDCode=MakeDir(DestFileName,DestNameW,!Cmd->IgnoreGeneralAttr,Arc.NewLhd.FileAttr); bool DirExist=false; if (MDCode!=MKDIR_SUCCESS) { DirExist=FileExist(DestFileName,DestNameW); if (DirExist && !IsDir(GetFileAttr(DestFileName,DestNameW))) { bool UserReject; FileCreate(Cmd,NULL,DestFileName,DestNameW,Cmd->Overwrite,&UserReject,Arc.NewLhd.FullUnpSize,Arc.NewLhd.FileTime); DirExist=false; } CreatePath(DestFileName,DestNameW,true); MDCode=MakeDir(DestFileName,DestNameW,!Cmd->IgnoreGeneralAttr,Arc.NewLhd.FileAttr); } if (MDCode==MKDIR_SUCCESS) { #ifndef GUI mprintf(St(MCreatDir),DestFileName); mprintf(" %s",St(MOk)); #endif PrevExtracted=true; } else if (DirExist) { if (!Cmd->IgnoreGeneralAttr) SetFileAttr(DestFileName,DestNameW,Arc.NewLhd.FileAttr); PrevExtracted=true; } else { Log(Arc.FileName,St(MExtrErrMkDir),DestFileName); ErrHandler.SysErrMsg(); #ifdef RARDLL Cmd->DllError=ERAR_ECREATE; #endif ErrHandler.SetErrorCode(CREATE_ERROR); } if (PrevExtracted) { #if defined(_WIN_32) && !defined(_WIN_CE) && !defined(SFX_MODULE) if (Cmd->SetCompressedAttr && (Arc.NewLhd.FileAttr & FILE_ATTRIBUTE_COMPRESSED)!=0 && WinNT()) SetFileCompression(DestFileName,DestNameW,true); #endif SetDirTime(DestFileName,DestNameW, Cmd->xmtime==EXTTIME_NONE ? NULL:&Arc.NewLhd.mtime, Cmd->xctime==EXTTIME_NONE ? NULL:&Arc.NewLhd.ctime, Cmd->xatime==EXTTIME_NONE ? NULL:&Arc.NewLhd.atime); } return(true); } else { if (Cmd->Test && ExtrFile) TestMode=true; #if !defined(GUI) && !defined(SFX_MODULE) if (Command=='P' && ExtrFile) CurFile.SetHandleType(FILE_HANDLESTD); #endif if ((Command=='E' || Command=='X') && ExtrFile && !Cmd->Test) { bool UserReject; if (!FileCreate(Cmd,&CurFile,DestFileName,DestNameW,Cmd->Overwrite,&UserReject,Arc.NewLhd.FullUnpSize,Arc.NewLhd.FileTime)) { ExtrFile=false; if (!UserReject) { ErrHandler.CreateErrorMsg(Arc.FileName,DestFileName); ErrHandler.SetErrorCode(CREATE_ERROR); #ifdef RARDLL Cmd->DllError=ERAR_ECREATE; #endif if (!IsNameUsable(DestFileName)) { Log(Arc.FileName,St(MCorrectingName)); char OrigName[sizeof(DestFileName)]; strncpyz(OrigName,DestFileName,ASIZE(OrigName)); MakeNameUsable(DestFileName,true); CreatePath(DestFileName,NULL,true); if (FileCreate(Cmd,&CurFile,DestFileName,NULL,Cmd->Overwrite,&UserReject,Arc.NewLhd.FullUnpSize,Arc.NewLhd.FileTime)) { #ifndef SFX_MODULE Log(Arc.FileName,St(MRenaming),OrigName,DestFileName); #endif ExtrFile=true; } else ErrHandler.CreateErrorMsg(Arc.FileName,DestFileName); } } } } } if (!ExtrFile && Arc.Solid) { SkipSolid=true; TestMode=true; ExtrFile=true; } if (ExtrFile) { if (!SkipSolid) { if (!TestMode && Command!='P' && CurFile.IsDevice()) { Log(Arc.FileName,St(MInvalidName),DestFileName); ErrHandler.WriteError(Arc.FileName,DestFileName); } TotalFileCount++; } FileCount++; #ifndef GUI if (Command!='I') if (SkipSolid) mprintf(St(MExtrSkipFile),ArcFileName); else switch(Cmd->Test ? 'T':Command) { case 'T': mprintf(St(MExtrTestFile),ArcFileName); break; #ifndef SFX_MODULE case 'P': mprintf(St(MExtrPrinting),ArcFileName); break; #endif case 'X': case 'E': mprintf(St(MExtrFile),DestFileName); break; } if (!Cmd->DisablePercentage) mprintf(" "); #endif DataIO.CurUnpRead=0; DataIO.CurUnpWrite=0; DataIO.UnpFileCRC=Arc.OldFormat ? 0 : 0xffffffff; DataIO.PackedCRC=0xffffffff; DataIO.SetEncryption( (Arc.NewLhd.Flags & LHD_PASSWORD) ? Arc.NewLhd.UnpVer:0,Password, (Arc.NewLhd.Flags & LHD_SALT) ? Arc.NewLhd.Salt:NULL,false, Arc.NewLhd.UnpVer>=36); DataIO.SetPackedSizeToRead(Arc.NewLhd.FullPackSize); DataIO.SetFiles(&Arc,&CurFile); DataIO.SetTestMode(TestMode); DataIO.SetSkipUnpCRC(SkipSolid); #ifndef _WIN_CE if (!TestMode && !Arc.BrokenFileHeader && (Arc.NewLhd.FullPackSize<<11)>Arc.NewLhd.FullUnpSize && (Arc.NewLhd.FullUnpSize<100000000 || Arc.FileLength()>Arc.NewLhd.FullPackSize)) CurFile.Prealloc(Arc.NewLhd.FullUnpSize); #endif CurFile.SetAllowDelete(!Cmd->KeepBroken); bool LinkCreateMode=!Cmd->Test && !SkipSolid; if (ExtractLink(DataIO,Arc,DestFileName,DataIO.UnpFileCRC,LinkCreateMode)) PrevExtracted=LinkCreateMode; else if ((Arc.NewLhd.Flags & LHD_SPLIT_BEFORE)==0) if (Arc.NewLhd.Method==0x30) UnstoreFile(DataIO,Arc.NewLhd.FullUnpSize); else { Unp->SetDestSize(Arc.NewLhd.FullUnpSize); #ifndef SFX_MODULE if (Arc.NewLhd.UnpVer<=15) Unp->DoUnpack(15,FileCount>1 && Arc.Solid); else #endif Unp->DoUnpack(Arc.NewLhd.UnpVer,(Arc.NewLhd.Flags & LHD_SOLID)!=0); } if (Arc.IsOpened()) Arc.SeekToNext(); bool BrokenFile=false; if (!SkipSolid) { if (Arc.OldFormat && UINT32(DataIO.UnpFileCRC)==UINT32(Arc.NewLhd.FileCRC) || !Arc.OldFormat && UINT32(DataIO.UnpFileCRC)==UINT32(Arc.NewLhd.FileCRC^0xffffffff)) { #ifndef GUI if (Command!='P' && Command!='I') mprintf("%s%s ",Cmd->DisablePercentage ? " ":"\b\b\b\b\b ",St(MOk)); #endif } else { char *BadArcName=/*(Arc.NewLhd.Flags & LHD_SPLIT_BEFORE) ? NULL:*/Arc.FileName; if (Arc.NewLhd.Flags & LHD_PASSWORD) { Log(BadArcName,St(MEncrBadCRC),ArcFileName); } else { Log(BadArcName,St(MCRCFailed),ArcFileName); } BrokenFile=true; ErrHandler.SetErrorCode(CRC_ERROR); #ifdef RARDLL Cmd->DllError=ERAR_BAD_DATA; #endif Alarm(); } } #ifndef GUI else mprintf("\b\b\b\b\b "); #endif if (!TestMode && (Command=='X' || Command=='E') && !IsLink(Arc.NewLhd.FileAttr)) { #if defined(_WIN_32) || defined(_EMX) if (Cmd->ClearArc) Arc.NewLhd.FileAttr&=~FA_ARCH; /* else Arc.NewLhd.FileAttr|=FA_ARCH; //set archive bit for unpacked files (file is not backed up) */ #endif if (!BrokenFile || Cmd->KeepBroken) { if (BrokenFile) CurFile.Truncate(); CurFile.SetOpenFileTime( Cmd->xmtime==EXTTIME_NONE ? NULL:&Arc.NewLhd.mtime, Cmd->xctime==EXTTIME_NONE ? NULL:&Arc.NewLhd.ctime, Cmd->xatime==EXTTIME_NONE ? NULL:&Arc.NewLhd.atime); CurFile.Close(); #if defined(_WIN_32) && !defined(_WIN_CE) && !defined(SFX_MODULE) if (Cmd->SetCompressedAttr && (Arc.NewLhd.FileAttr & FILE_ATTRIBUTE_COMPRESSED)!=0 && WinNT()) SetFileCompression(CurFile.FileName,CurFile.FileNameW,true); #endif CurFile.SetCloseFileTime( Cmd->xmtime==EXTTIME_NONE ? NULL:&Arc.NewLhd.mtime, Cmd->xatime==EXTTIME_NONE ? NULL:&Arc.NewLhd.atime); if (!Cmd->IgnoreGeneralAttr) SetFileAttr(CurFile.FileName,CurFile.FileNameW,Arc.NewLhd.FileAttr); PrevExtracted=true; } } } } if (ExactMatch) MatchedArgs++; if (DataIO.NextVolumeMissing || !Arc.IsOpened()) return(false); if (!ExtrFile) if (!Arc.Solid) Arc.SeekToNext(); else if (!SkipSolid) return(false); return(true); }
EXTRACT_ARC_CODE CmdExtract::ExtractArchive(CommandData *Cmd) { Archive Arc(Cmd); if (!Arc.WOpen(ArcName,ArcNameW)) { ErrHandler.SetErrorCode(OPEN_ERROR); return(EXTRACT_ARC_NEXT); } if (!Arc.IsArchive(true)) { #ifndef GUI mprintf(St(MNotRAR),ArcName); #endif if (CmpExt(ArcName,"rar")) ErrHandler.SetErrorCode(WARNING); return(EXTRACT_ARC_NEXT); } if (!Arc.IsOpened()) return(EXTRACT_ARC_NEXT); #ifndef SFX_MODULE if (Arc.Volume && Arc.NotFirstVolume) { char FirstVolName[NM]; VolNameToFirstName(ArcName,FirstVolName,(Arc.NewMhd.Flags & MHD_NEWNUMBERING)); if (stricomp(ArcName,FirstVolName)!=0 && FileExist(FirstVolName) && Cmd->ArcNames->Search(FirstVolName,NULL,false)) return(EXTRACT_ARC_NEXT); } #endif ExtractArchiveInit(Cmd,Arc); if (*Cmd->Command=='T' || *Cmd->Command=='I') Cmd->Test=true; #ifndef GUI if (*Cmd->Command=='I') Cmd->DisablePercentage=true; else if (Cmd->Test) mprintf(St(MExtrTest),ArcName); else mprintf(St(MExtracting),ArcName); #endif Arc.ViewComment(); while (1) { int Size=Arc.ReadHeader(); bool Repeat=false; if (!ExtractCurrentFile(Cmd,Arc,Size,Repeat)) if (Repeat) { return(EXTRACT_ARC_REPEAT); } else break; } return(EXTRACT_ARC_NEXT); }