int PASCAL RARReadHeader(HANDLE hArcData,struct RARHeaderData *D)
{
DataSet *Data=(DataSet *)hArcData;
try
{
if ((Data->HeaderSize=(int)Data->Arc.SearchBlock(FILE_HEAD))<=0)
{
if (Data->Arc.Volume && Data->Arc.GetHeaderType()==ENDARC_HEAD &&
(Data->Arc.EndArcHead.Flags & EARC_NEXT_VOLUME))
if (MergeArchive(Data->Arc,NULL,false,'L'))
{
Data->Extract.SignatureFound=false;
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
return(RARReadHeader(hArcData,D));
}
else
return(ERAR_EOPEN);
return(Data->Arc.BrokenFileHeader ? ERAR_BAD_DATA:ERAR_END_ARCHIVE);
}
if (Data->OpenMode==RAR_OM_LIST && (Data->Arc.NewLhd.Flags & LHD_SPLIT_BEFORE))
{
int Code=RARProcessFile(hArcData,RAR_SKIP,NULL,NULL);
if (Code==0)
return(RARReadHeader(hArcData,D));
else
return(Code);
}
strncpyz(D->ArcName,Data->Arc.FileName,ASIZE(D->ArcName));
strncpyz(D->FileName,Data->Arc.NewLhd.FileName,ASIZE(D->FileName));
D->Flags=Data->Arc.NewLhd.Flags;
D->PackSize=Data->Arc.NewLhd.PackSize;
D->UnpSize=Data->Arc.NewLhd.UnpSize;
D->HostOS=Data->Arc.NewLhd.HostOS;
D->FileCRC=Data->Arc.NewLhd.FileCRC;
D->FileTime=Data->Arc.NewLhd.FileTime;
D->UnpVer=Data->Arc.NewLhd.UnpVer;
D->Method=Data->Arc.NewLhd.Method;
D->FileAttr=Data->Arc.NewLhd.FileAttr;
D->CmtSize=0;
D->CmtState=0;
}
catch (int ErrCode)
{
return(RarErrorToDll(ErrCode));
}
return(0);
}
void ListArchive(CommandData *Cmd)
{
int64 SumPackSize=0,SumUnpSize=0;
uint ArcCount=0,SumFileCount=0;
bool Technical=(Cmd->Command[1]=='T');
bool ShowService=Technical && Cmd->Command[2]=='A';
bool Bare=(Cmd->Command[1]=='B');
bool Verbose=(Cmd->Command[0]=='V');
wchar ArcName[NM];
while (Cmd->GetArcName(ArcName,ASIZE(ArcName)))
{
if (Cmd->ManualPassword)
Cmd->Password.Clean(); // Clean user entered password before processing next archive.
Archive Arc(Cmd);
#ifdef _WIN_ALL
Arc.RemoveSequentialFlag();
#endif
if (!Arc.WOpen(ArcName))
continue;
bool FileMatched=true;
while (1)
{
int64 TotalPackSize=0,TotalUnpSize=0;
uint FileCount=0;
if (Arc.IsArchive(true))
{
bool TitleShown=false;
if (!Bare)
{
Arc.ViewComment();
mprintf(L"\n%s: %s",St(MListArchive),Arc.FileName);
mprintf(L"\n%s: ",St(MListDetails));
uint SetCount=0;
const wchar *Fmt=Arc.Format==RARFMT14 ? L"RAR 1.4":(Arc.Format==RARFMT15 ? L"RAR 4":L"RAR 5");
mprintf(L"%s%s", SetCount++ > 0 ? L", ":L"", Fmt);
if (Arc.Solid)
mprintf(L"%s%s", SetCount++ > 0 ? L", ":L"", St(MListSolid));
if (Arc.SFXSize>0)
mprintf(L"%s%s", SetCount++ > 0 ? L", ":L"", St(MListSFX));
if (Arc.Volume)
if (Arc.Format==RARFMT50)
{
// RAR 5.0 archives store the volume number in main header,
// so it is already available now.
if (SetCount++ > 0)
mprintf(L", ");
mprintf(St(MVolumeNumber),Arc.VolNumber+1);
}
else
mprintf(L"%s%s", SetCount++ > 0 ? L", ":L"", St(MListVolume));
if (Arc.Protected)
mprintf(L"%s%s", SetCount++ > 0 ? L", ":L"", St(MListRR));
if (Arc.Locked)
mprintf(L"%s%s", SetCount++ > 0 ? L", ":L"", St(MListLock));
if (Arc.Encrypted)
mprintf(L"%s%s", SetCount++ > 0 ? L", ":L"", St(MListEncHead));
mprintf(L"\n");
}
wchar VolNumText[50];
*VolNumText=0;
while(Arc.ReadHeader()>0)
{
HEADER_TYPE HeaderType=Arc.GetHeaderType();
if (HeaderType==HEAD_ENDARC)
{
#ifndef SFX_MODULE
// Only RAR 1.5 archives store the volume number in end record.
if (Arc.EndArcHead.StoreVolNumber && Arc.Format==RARFMT15)
swprintf(VolNumText,ASIZE(VolNumText),L"%.10ls %d",St(MListVolume),Arc.VolNumber+1);
#endif
if (Technical && ShowService)
{
mprintf(L"\n%12ls: %ls",St(MListService),L"EOF");
if (*VolNumText!=0)
mprintf(L"\n%12ls: %ls",St(MListFlags),VolNumText);
mprintf(L"\n");
}
break;
}
switch(HeaderType)
{
case HEAD_FILE:
FileMatched=Cmd->IsProcessFile(Arc.FileHead)!=0;
if (FileMatched)
{
ListFileHeader(Arc,Arc.FileHead,TitleShown,Verbose,Technical,Bare);
if (!Arc.FileHead.SplitBefore)
{
TotalUnpSize+=Arc.FileHead.UnpSize;
FileCount++;
}
TotalPackSize+=Arc.FileHead.PackSize;
}
break;
case HEAD_SERVICE:
if (FileMatched && !Bare)
{
if (Technical && ShowService)
ListFileHeader(Arc,Arc.SubHead,TitleShown,Verbose,true,false);
}
break;
}
Arc.SeekToNext();
}
if (!Bare && !Technical)
if (TitleShown)
{
wchar UnpSizeText[20];
itoa(TotalUnpSize,UnpSizeText);
wchar PackSizeText[20];
itoa(TotalPackSize,PackSizeText);
if (Verbose)
{
mprintf(L"\n----------- --------- -------- ----- -------- ----- -------- ----");
mprintf(L"\n%21ls %9ls %3d%% %-25ls %u",UnpSizeText,
PackSizeText,ToPercentUnlim(TotalPackSize,TotalUnpSize),
VolNumText,FileCount);
}
else
{
mprintf(L"\n----------- --------- -------- ----- ----");
mprintf(L"\n%21ls %-14ls %u",UnpSizeText,VolNumText,FileCount);
}
SumFileCount+=FileCount;
SumUnpSize+=TotalUnpSize;
SumPackSize+=TotalPackSize;
mprintf(L"\n");
}
else
mprintf(St(MListNoFiles));
ArcCount++;
#ifndef NOVOLUME
if (Cmd->VolSize!=0 && (Arc.FileHead.SplitAfter ||
Arc.GetHeaderType()==HEAD_ENDARC && Arc.EndArcHead.NextVolume) &&
MergeArchive(Arc,NULL,false,Cmd->Command[0]))
{
Arc.Seek(0,SEEK_SET);
}
else
#endif
break;
}
else
{
if (Cmd->ArcNames.ItemsCount()<2 && !Bare)
mprintf(St(MNotRAR),Arc.FileName);
break;
}
}
}
if (ArcCount>1 && !Bare && !Technical)
{
wchar UnpSizeText[20],PackSizeText[20];
itoa(SumUnpSize,UnpSizeText);
itoa(SumPackSize,PackSizeText);
if (Verbose)
mprintf(L"%21ls %9ls %3d%% %26ls %u",UnpSizeText,PackSizeText,
ToPercentUnlim(SumPackSize,SumUnpSize),L"",SumFileCount);
else
mprintf(L"%21ls %16s %lu",UnpSizeText,L"",SumFileCount);
}
}
int PASCAL ProcessFile(HANDLE hArcData,int Operation,char *DestPath,char *DestName,wchar *DestPathW,wchar *DestNameW)
{
DataSet *Data=(DataSet *)hArcData;
try
{
Data->Cmd.DllError=0;
if (Data->OpenMode==RAR_OM_LIST || Data->OpenMode==RAR_OM_LIST_INCSPLIT ||
Operation==RAR_SKIP && !Data->Arc.Solid)
{
if (Data->Arc.Volume && Data->Arc.GetHeaderType()==HEAD_FILE &&
Data->Arc.FileHead.SplitAfter)
if (MergeArchive(Data->Arc,NULL,false,'L'))
{
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
return ERAR_SUCCESS;
}
else
return ERAR_EOPEN;
Data->Arc.SeekToNext();
}
else
{
Data->Cmd.DllOpMode=Operation;
*Data->Cmd.ExtrPath=0;
*Data->Cmd.DllDestName=0;
if (DestPath!=NULL)
{
char ExtrPathA[NM];
strncpyz(ExtrPathA,DestPath,ASIZE(ExtrPathA)-2);
#ifdef _WIN_ALL
// We must not apply OemToCharBuffA directly to DestPath,
// because we do not know DestPath length and OemToCharBuffA
// does not stop at 0.
OemToCharA(ExtrPathA,ExtrPathA);
#endif
CharToWide(ExtrPathA,Data->Cmd.ExtrPath,ASIZE(Data->Cmd.ExtrPath));
AddEndSlash(Data->Cmd.ExtrPath,ASIZE(Data->Cmd.ExtrPath));
}
if (DestName!=NULL)
{
char DestNameA[NM];
strncpyz(DestNameA,DestName,ASIZE(DestNameA)-2);
#ifdef _WIN_ALL
// We must not apply OemToCharBuffA directly to DestName,
// because we do not know DestName length and OemToCharBuffA
// does not stop at 0.
OemToCharA(DestNameA,DestNameA);
#endif
CharToWide(DestNameA,Data->Cmd.DllDestName,ASIZE(Data->Cmd.DllDestName));
}
if (DestPathW!=NULL)
{
wcsncpy(Data->Cmd.ExtrPath,DestPathW,ASIZE(Data->Cmd.ExtrPath));
AddEndSlash(Data->Cmd.ExtrPath,ASIZE(Data->Cmd.ExtrPath));
}
if (DestNameW!=NULL)
wcsncpyz(Data->Cmd.DllDestName,DestNameW,ASIZE(Data->Cmd.DllDestName));
wcscpy(Data->Cmd.Command,Operation==RAR_EXTRACT ? L"X":L"T");
Data->Cmd.Test=Operation!=RAR_EXTRACT;
bool Repeat=false;
Data->Extract.ExtractCurrentFile(Data->Arc,Data->HeaderSize,Repeat);
// Now we process extra file information if any.
//
// Archive can be closed if we process volumes, next volume is missing
// and current one is already removed or deleted. So we need to check
// if archive is still open to avoid calling file operations on
// the invalid file handle. Some of our file operations like Seek()
// process such invalid handle correctly, some not.
while (Data->Arc.IsOpened() && Data->Arc.ReadHeader()!=0 &&
Data->Arc.GetHeaderType()==HEAD_SERVICE)
{
Data->Extract.ExtractCurrentFile(Data->Arc,Data->HeaderSize,Repeat);
Data->Arc.SeekToNext();
}
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
}
}
catch (std::bad_alloc&)
{
return ERAR_NO_MEMORY;
}
catch (RAR_EXIT ErrCode)
{
return Data->Cmd.DllError!=0 ? Data->Cmd.DllError : RarErrorToDll(ErrCode);
}
return Data->Cmd.DllError;
}
int PASCAL RARReadHeaderEx(HANDLE hArcData,struct RARHeaderDataEx *D)
{
DataSet *Data=(DataSet *)hArcData;
try
{
if ((Data->HeaderSize=(int)Data->Arc.SearchBlock(HEAD_FILE))<=0)
{
if (Data->Arc.Volume && Data->Arc.GetHeaderType()==HEAD_ENDARC &&
Data->Arc.EndArcHead.NextVolume)
if (MergeArchive(Data->Arc,NULL,false,'L'))
{
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
return RARReadHeaderEx(hArcData,D);
}
else
return ERAR_EOPEN;
if (Data->Arc.BrokenHeader)
return ERAR_BAD_DATA;
// Might be necessary if RARSetPassword is still called instead of
// open callback for RAR5 archives and if password is invalid.
if (Data->Arc.FailedHeaderDecryption)
return ERAR_BAD_PASSWORD;
return ERAR_END_ARCHIVE;
}
FileHeader *hd=&Data->Arc.FileHead;
if (Data->OpenMode==RAR_OM_LIST && hd->SplitBefore)
{
int Code=RARProcessFile(hArcData,RAR_SKIP,NULL,NULL);
if (Code==0)
return RARReadHeaderEx(hArcData,D);
else
return Code;
}
wcsncpy(D->ArcNameW,Data->Arc.FileName,ASIZE(D->ArcNameW));
WideToChar(D->ArcNameW,D->ArcName,ASIZE(D->ArcName));
wcsncpy(D->FileNameW,hd->FileName,ASIZE(D->FileNameW));
WideToChar(D->FileNameW,D->FileName,ASIZE(D->FileName));
#ifdef _WIN_ALL
CharToOemA(D->FileName,D->FileName);
#endif
D->Flags=0;
if (hd->SplitBefore)
D->Flags|=RHDF_SPLITBEFORE;
if (hd->SplitAfter)
D->Flags|=RHDF_SPLITAFTER;
if (hd->Encrypted)
D->Flags|=RHDF_ENCRYPTED;
if (hd->Solid)
D->Flags|=RHDF_SOLID;
if (hd->Dir)
D->Flags|=RHDF_DIRECTORY;
D->PackSize=uint(hd->PackSize & 0xffffffff);
D->PackSizeHigh=uint(hd->PackSize>>32);
D->UnpSize=uint(hd->UnpSize & 0xffffffff);
D->UnpSizeHigh=uint(hd->UnpSize>>32);
D->HostOS=hd->HSType==HSYS_WINDOWS ? HOST_WIN32:HOST_UNIX;
if (Data->Arc.Format==RARFMT50)
D->UnpVer=Data->Arc.FileHead.UnpVer==0 ? 50 : 200; // If it is not 0, just set it to something big.
else
D->UnpVer=Data->Arc.FileHead.UnpVer;
D->FileCRC=hd->FileHash.CRC32;
D->FileTime=hd->mtime.GetDos();
D->Method=hd->Method+0x30;
D->FileAttr=hd->FileAttr;
D->CmtSize=0;
D->CmtState=0;
D->DictSize=uint(hd->WinSize/1024);
switch (hd->FileHash.Type)
{
case HASH_RAR14:
case HASH_CRC32:
D->HashType=RAR_HASH_CRC32;
break;
case HASH_BLAKE2:
D->HashType=RAR_HASH_BLAKE2;
memcpy(D->Hash,hd->FileHash.Digest,BLAKE2_DIGEST_SIZE);
break;
default:
D->HashType=RAR_HASH_NONE;
break;
}
}
catch (RAR_EXIT ErrCode)
{
return Data->Cmd.DllError!=0 ? Data->Cmd.DllError : RarErrorToDll(ErrCode);
}
return ERAR_SUCCESS;
}
int ComprDataIO::UnpRead(byte *Addr,size_t Count)
{
int RetCode=0,TotalRead=0;
byte *ReadAddr;
ReadAddr=Addr;
while (Count > 0)
{
Archive *SrcArc=(Archive *)SrcFile;
size_t ReadSize=((int64)Count>UnpPackedSize) ? (size_t)UnpPackedSize:Count;
if (UnpackFromMemory)
{
memcpy(Addr,UnpackFromMemoryAddr,UnpackFromMemorySize);
RetCode=(int)UnpackFromMemorySize;
UnpackFromMemorySize=0;
}
else
{
if (!SrcFile->IsOpened())
return(-1);
RetCode=SrcFile->Read(ReadAddr,ReadSize);
FileHeader *hd=SubHead!=NULL ? SubHead:&SrcArc->NewLhd;
if (hd->Flags & LHD_SPLIT_AFTER)
PackedCRC=CRC(PackedCRC,ReadAddr,RetCode);
}
CurUnpRead+=RetCode;
TotalRead+=RetCode;
#ifndef NOVOLUME
// These variable are not used in NOVOLUME mode, so it is better
// to exclude commands below to avoid compiler warnings.
ReadAddr+=RetCode;
Count-=RetCode;
#endif
UnpPackedSize-=RetCode;
if (UnpPackedSize == 0 && UnpVolume)
{
#ifndef NOVOLUME
if (!MergeArchive(*SrcArc,this,true,CurrentCommand))
#endif
{
NextVolumeMissing=true;
return(-1);
}
}
else
break;
}
Archive *SrcArc=(Archive *)SrcFile;
if (SrcArc!=NULL)
ShowUnpRead(SrcArc->CurBlockPos+CurUnpRead,UnpArcSize);
if (RetCode!=-1)
{
RetCode=TotalRead;
#ifndef NOCRYPT
if (Decryption)
#ifndef SFX_MODULE
if (Decryption<20)
Decrypt.Crypt(Addr,RetCode,(Decryption==15) ? NEW_CRYPT : OLD_DECODE);
else
if (Decryption==20)
for (int I=0;I<RetCode;I+=16)
Decrypt.DecryptBlock20(&Addr[I]);
else
#endif
{
int CryptSize=(RetCode & 0xf)==0 ? RetCode:((RetCode & ~0xf)+16);
Decrypt.DecryptBlock(Addr,CryptSize);
}
#endif
}
Wait();
return(RetCode);
}
/*
* Inspired from llink (by lundman) which in turn was loosely based on
* patches from XBMC (by elupus).
*/
int ComprDataIO::UnpReadSeek(char *file, uint64_t offset)
{
uint64_t OldPos;
uint64_t HeadSize;
Archive *SrcArc = (Archive *)SrcFile;
if (!SrcFile->IsOpened()) {
return(-1);
}
HeadSize = SrcArc->Tell() - CurUnpRead;
#ifdef DEBUG
printf("\n%s: Seek begin, HeadSize=%d\n", __func__, HeadSize);
printf("%s: offset=%llu, ", __func__, offset);
printf("readpos=%llu, ", ReadPos);
printf("diff=%llu, ", offset - ReadPos);
printf("tell=%llu, ", SrcArc->Tell());
printf("CurUnpRead=%llu\n", CurUnpRead);
#endif
/* Dumb backward seek, reset to beginning and forward seek */
if (offset < ReadPos) {
#ifdef DEBUG
printf("Seeking backwards\n");
#endif
SrcArc->Close();
SrcArc->Open(SrcArc->FirstVolumeName, SrcArc->FirstVolumeNameW);
if (SrcArc->GetHeaderType() != FILE_HEAD)
SrcArc->SearchBlock(FILE_HEAD);
do {
#ifdef DEBUG
printf("File: %s, ", SrcArc->NewLhd.FileName);
printf("packsize=%llu, ", SrcArc->NewLhd.FullPackSize);
printf("method=%x\n", SrcArc->NewLhd.Method);
#endif
/* XXX: fix unicode */
if (_stricmp(SrcArc->NewLhd.FileName, file) == 0){
SVP_LogMsg3(" ComprDataIO::UnpReadSeek match %s %s | %s ", file , SrcArc->FileName, CStringA(SrcArc->FileNameW));
//strcpy(SrcArc->FileName , CStringA(SrcArc->FileNameW));
break;
}
//if (strcasecmp(SrcArc->NewLhd.FileName, file) == 0)
// break;
} while (SrcArc->SearchBlock(FILE_HEAD));
UnpVolume = true;
SrcArc->Seek(SrcArc->CurBlockPos, SEEK_CUR);
SrcArc->ReadHeader();
CurUnpRead = ReadPos = 0;
}
#ifdef DEBUG
printf("%s: offset=%llu, ", __func__, offset);
printf("readpos=%llu, ", ReadPos);
printf("diff=%llu, ", offset - ReadPos);
printf("tell=%llu, ", SrcArc->Tell());
printf("CurUnpRead=%llu\n", CurUnpRead);
#endif
/* Forward seek to correct volume */
if (offset > ReadPos + SrcArc->NewLhd.FullPackSize - CurUnpRead) {
#ifdef DEBUG
printf("%s: Seeking forward, ", __func__);
printf("FullPackSize=%llu\n", SrcArc->NewLhd.FullPackSize);
#endif
OldPos = ReadPos;
ReadPos -= CurUnpRead;
for (;;) {
ReadPos += SrcArc->NewLhd.FullPackSize;
#ifdef DEBUG
printf("%s: New readpos=%llu, ", __func__, ReadPos);
printf("offset=%llu\n", offset);
#endif
if (ReadPos >= offset) {
ReadPos -= SrcArc->NewLhd.FullPackSize;
#ifdef DEBUG
printf("%s: offset reached\n", __func__);
#endif
break;
}
if (!MergeArchive(*SrcArc, this, true, CurrentCommand)) {
NextVolumeMissing = true;
#ifdef DEBUG
printf("%s: volume missing\n", __func__);
#endif
return (-1);
}
}
}
else {
ReadPos -= CurUnpRead;
}
#ifdef DEBUG
printf("%s: offset=%llu, ", __func__, offset);
printf("readpos=%llu, ", ReadPos);
printf("diff=%llu, ", offset - ReadPos);
printf("tell=%llu, ", SrcArc->Tell());
printf("CurUnpRead=%llu\n", CurUnpRead);
#endif
/* Absolute number of bytes read */
CurUnpRead = offset - ReadPos;
ReadPos += CurUnpRead;
UnpPackedSize = SrcArc->NewLhd.FullPackSize - CurUnpRead;
SrcFile->Seek(CurUnpRead + HeadSize, SEEK_SET);
#ifdef DEBUG
printf("%s: offset=%llu, ", __func__, offset);
printf("readpos=%llu, ", ReadPos);
printf("diff=%llu, ", offset - ReadPos);
printf("tell=%llu, ", SrcArc->Tell());
printf("CurUnpRead=%llu, ", CurUnpRead);
printf("UnpPackedSize=%llu\n", UnpPackedSize);
printf("Seek complete\n\n");
#endif
return (0);
}
int PASCAL RARReadHeaderEx(HANDLE hArcData,struct RARHeaderDataEx *D)
{
DataSet *Data=(DataSet *)hArcData;
//try
//{
if ((Data->HeaderSize=(int)Data->Arc.SearchBlock(FILE_HEAD))<=0)
{
if (Data->Arc.Volume && Data->Arc.GetHeaderType()==ENDARC_HEAD &&
(Data->Arc.EndArcHead.Flags & EARC_NEXT_VOLUME))
if (MergeArchive(Data->Arc,NULL,false,'L'))
{
Data->Extract.SignatureFound=false;
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
return(RARReadHeaderEx(hArcData,D));
}
else
return(ERAR_EOPEN);
return(Data->Arc.BrokenFileHeader ? ERAR_BAD_DATA:ERAR_END_ARCHIVE);
}
if (Data->OpenMode==RAR_OM_LIST && (Data->Arc.NewLhd.Flags & LHD_SPLIT_BEFORE))
{
int Code=RARProcessFile(hArcData,RAR_SKIP,NULL,NULL);
if (Code==0)
return(RARReadHeaderEx(hArcData,D));
else
return(Code);
}
strncpyz(D->ArcName,Data->Arc.FileName,ASIZE(D->ArcName));
if (*Data->Arc.FileNameW)
strncpyw(D->ArcNameW,Data->Arc.FileNameW,sizeof(D->ArcNameW));
else
CharToWide(Data->Arc.FileName,D->ArcNameW);
strncpyz(D->FileName,Data->Arc.NewLhd.FileName,ASIZE(D->FileName));
if (*Data->Arc.NewLhd.FileNameW)
strncpyw(D->FileNameW,Data->Arc.NewLhd.FileNameW,sizeof(D->FileNameW));
else
{
#ifdef _WIN_32
char AnsiName[NM];
OemToChar(Data->Arc.NewLhd.FileName,AnsiName);
if (!CharToWide(AnsiName,D->FileNameW,ASIZE(D->FileNameW)))
*D->FileNameW=0;
#else
if (!CharToWide(Data->Arc.NewLhd.FileName,D->FileNameW,ASIZE(D->FileNameW)))
*D->FileNameW=0;
#endif
}
D->Flags=Data->Arc.NewLhd.Flags;
D->PackSize=Data->Arc.NewLhd.PackSize;
D->PackSizeHigh=Data->Arc.NewLhd.HighPackSize;
D->UnpSize=Data->Arc.NewLhd.UnpSize;
D->UnpSizeHigh=Data->Arc.NewLhd.HighUnpSize;
D->HostOS=Data->Arc.NewLhd.HostOS;
D->FileCRC=Data->Arc.NewLhd.FileCRC;
D->FileTime=Data->Arc.NewLhd.FileTime;
D->UnpVer=Data->Arc.NewLhd.UnpVer;
D->Method=Data->Arc.NewLhd.Method;
D->FileAttr=Data->Arc.NewLhd.FileAttr;
D->CmtSize=0;
D->CmtState=0;
// }
// catch (int ErrCode)
//{
// return(RarErrorToDll(ErrCode));
// }
return(0);
}
int ComprDataIO::UnpRead(unsigned char *Addr,unsigned int Count)
{
int RetCode=0,TotalRead=0;
unsigned char *ReadAddr;
ReadAddr=Addr;
while (Count > 0)
{
Archive *SrcArc=(Archive *)SrcFile;
unsigned int ReadSize=(Count>UnpPackedSize) ? int64to32(UnpPackedSize):Count;
if (UnpackFromMemory)
{
memcpy(Addr,UnpackFromMemoryAddr,UnpackFromMemorySize);
RetCode=UnpackFromMemorySize;
UnpackFromMemorySize=0;
}
else
{
if (!SrcFile->IsOpened())
return(-1);
RetCode=SrcFile->Read(ReadAddr,ReadSize);
FileHeader *hd=SubHead!=NULL ? SubHead:&SrcArc->NewLhd;
if (hd->Flags & LHD_SPLIT_AFTER)
PackedCRC=CRC(PackedCRC,ReadAddr,ReadSize);
}
CurUnpRead+=RetCode;
ReadAddr+=RetCode;
TotalRead+=RetCode;
Count-=RetCode;
UnpPackedSize-=RetCode;
if (UnpPackedSize == 0 && UnpVolume)
{
#ifndef NOVOLUME
if (!MergeArchive(*SrcArc,this,true,CurrentCommand))
#endif
{
NextVolumeMissing=true;
return(-1);
}
}
else
break;
}
Archive *SrcArc=(Archive *)SrcFile;
if (SrcArc!=NULL)
ShowUnpRead(SrcArc->CurBlockPos+CurUnpRead,UnpArcSize);
if (RetCode!=-1)
{
RetCode=TotalRead;
#ifndef NOCRYPT
if (Decryption)
#ifndef SFX_MODULE
if (Decryption<20)
Decrypt.Crypt(Addr,RetCode,(Decryption==15) ? NEW_CRYPT : OLD_DECODE);
else
if (Decryption==20)
for (unsigned int I=0;I<RetCode;I+=16)
Decrypt.DecryptBlock20(&Addr[I]);
else
#endif
{
int CryptSize=(RetCode & 0xf)==0 ? RetCode:((RetCode & ~0xf)+16);
Decrypt.DecryptBlock(Addr,CryptSize);
}
#endif
}
Wait();
return(RetCode);
}
int ComprDataIO::UnpRead(byte *Addr,uint Count)
{
int RetCode=0,TotalRead=0;
byte *ReadAddr;
ReadAddr=Addr;
while (Count > 0)
{
Archive *SrcArc=(Archive *)SrcFile;
uint ReadSize=(Count>UnpPackedSize) ? int64to32(UnpPackedSize):Count;
if (UnpackFromMemory)
{
memcpy(Addr,UnpackFromMemoryAddr,UnpackFromMemorySize);
RetCode=UnpackFromMemorySize;
UnpackFromMemorySize=0;
}
else
{
bool bRead = true;
if (!SrcFile->IsOpened())
{
NextVolumeMissing = true;
return(-1);
}
if (UnpackToMemory)
if (hSeek->Wait(1)) // we are seeking
{
if (m_iSeekTo > CurUnpStart+SrcArc->NewLhd.FullPackSize) // need to seek outside this block
{
TotalRead += (int)(SrcArc->NextBlockPos-SrcFile->Tell());
CurUnpRead=CurUnpStart+SrcArc->NewLhd.FullPackSize;
UnpPackedSize=0;
RetCode = 0;
bRead = false;
}
else
{
Int64 iStartOfFile = SrcArc->NextBlockPos-SrcArc->NewLhd.FullPackSize;
m_iStartOfBuffer = CurUnpStart;
Int64 iSeekTo=m_iSeekTo-CurUnpStart<MAXWINMEMSIZE/2?iStartOfFile:iStartOfFile+m_iSeekTo-CurUnpStart-MAXWINMEMSIZE/2;
if (iSeekTo == iStartOfFile) // front
{
if (CurUnpStart+MAXWINMEMSIZE>SrcArc->NewLhd.FullUnpSize)
{
m_iSeekTo=iStartOfFile;
UnpPackedSize = SrcArc->NewLhd.FullPackSize;
}
else
{
m_iSeekTo=MAXWINMEMSIZE-(m_iSeekTo-CurUnpStart);
UnpPackedSize = SrcArc->NewLhd.FullPackSize - (m_iStartOfBuffer - CurUnpStart);
}
}
else
{
m_iStartOfBuffer = m_iSeekTo-MAXWINMEMSIZE/2; // front
if (m_iSeekTo+MAXWINMEMSIZE/2>SrcArc->NewLhd.FullUnpSize)
{
iSeekTo = iStartOfFile+SrcArc->NewLhd.FullPackSize-MAXWINMEMSIZE;
m_iStartOfBuffer = CurUnpStart+SrcArc->NewLhd.FullPackSize-MAXWINMEMSIZE;
m_iSeekTo = MAXWINMEMSIZE-(m_iSeekTo-m_iStartOfBuffer);
UnpPackedSize = MAXWINMEMSIZE;
}
else
{
m_iSeekTo=MAXWINMEMSIZE/2;
UnpPackedSize = SrcArc->NewLhd.FullPackSize - (m_iStartOfBuffer - CurUnpStart);
}
}
SrcFile->Seek(iSeekTo,SEEK_SET);
TotalRead = 0;
CurUnpRead = CurUnpStart + iSeekTo - iStartOfFile;
CurUnpWrite = SrcFile->Tell() - iStartOfFile + CurUnpStart;
hSeek->Reset();
hSeekDone->Signal();
}
}
if (bRead)
{
ReadSize=(Count>UnpPackedSize) ? int64to32(UnpPackedSize):Count;
RetCode=SrcFile->Read(ReadAddr,ReadSize);
FileHeader *hd=SubHead!=NULL ? SubHead:&SrcArc->NewLhd;
if (hd->Flags & LHD_SPLIT_AFTER)
{
PackedCRC=CRC(PackedCRC,ReadAddr,ReadSize);
}
}
}
CurUnpRead+=RetCode;
ReadAddr+=RetCode;
TotalRead+=RetCode;
Count-=RetCode;
UnpPackedSize-=RetCode;
if (UnpPackedSize == 0 && UnpVolume)
{
#ifndef NOVOLUME
if (!MergeArchive(*SrcArc,this,true,CurrentCommand))
#endif
{
NextVolumeMissing=true;
return(-1);
}
CurUnpStart = CurUnpRead;
/*if (m_pDlgProgress)
{
CURL url(SrcArc->FileName);
m_pDlgProgress->SetLine(0,url.GetWithoutUserDetails()); // update currently extracted rar file
m_pDlgProgress->Progress();
}*/
}
else
break;
}
Archive *SrcArc=(Archive *)SrcFile;
if (SrcArc!=NULL)
ShowUnpRead(SrcArc->CurBlockPos+CurUnpRead,UnpArcSize);
if (RetCode!=-1)
{
RetCode=TotalRead;
#ifndef NOCRYPT
if (Decryption)
{
#ifndef SFX_MODULE
if (Decryption<20)
Decrypt.Crypt(Addr,RetCode,(Decryption==15) ? NEW_CRYPT : OLD_DECODE);
else if (Decryption==20)
for (int I=0;I<RetCode;I+=16)
Decrypt.DecryptBlock20(&Addr[I]);
else
#endif
{
int CryptSize=(RetCode & 0xf)==0 ? RetCode:((RetCode & ~0xf)+16);
Decrypt.DecryptBlock(Addr,CryptSize);
}
}
#endif
}
Wait();
return(RetCode);
}
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;
}
int ComprDataIO::UnpRead(byte *Addr,size_t Count)
{
#ifndef RAR_NOCRYPT
// In case of encryption we need to align read size to encryption
// block size. We can do it by simple masking, because unpack read code
// always reads more than CRYPT_BLOCK_SIZE, so we do not risk to make it 0.
if (Decryption)
Count&=~CRYPT_BLOCK_MASK;
#endif
int ReadSize=0,TotalRead=0;
byte *ReadAddr;
ReadAddr=Addr;
while (Count > 0)
{
Archive *SrcArc=(Archive *)SrcFile;
if (UnpackFromMemory)
{
memcpy(Addr,UnpackFromMemoryAddr,UnpackFromMemorySize);
ReadSize=(int)UnpackFromMemorySize;
UnpackFromMemorySize=0;
}
else
{
size_t SizeToRead=((int64)Count>UnpPackedSize) ? (size_t)UnpPackedSize:Count;
if (SizeToRead==0)
return 0;
if (!SrcFile->IsOpened())
return(-1);
ReadSize=SrcFile->Read(ReadAddr,SizeToRead);
FileHeader *hd=SubHead!=NULL ? SubHead:&SrcArc->FileHead;
if (hd->SplitAfter)
PackedDataHash.Update(ReadAddr,ReadSize);
}
CurUnpRead+=ReadSize;
TotalRead+=ReadSize;
#ifndef NOVOLUME
// These variable are not used in NOVOLUME mode, so it is better
// to exclude commands below to avoid compiler warnings.
ReadAddr+=ReadSize;
Count-=ReadSize;
#endif
UnpPackedSize-=ReadSize;
if (UnpPackedSize == 0 && UnpVolume)
{
#ifndef NOVOLUME
if (!MergeArchive(*SrcArc,this,true,CurrentCommand))
#endif
{
NextVolumeMissing=true;
return(-1);
}
}
else
break;
}
Archive *SrcArc=(Archive *)SrcFile;
if (SrcArc!=NULL)
ShowUnpRead(SrcArc->CurBlockPos+CurUnpRead,UnpArcSize);
if (ReadSize!=-1)
{
ReadSize=TotalRead;
#ifndef RAR_NOCRYPT
if (Decryption)
Decrypt.DecryptBlock(Addr,ReadSize);
#endif
}
Wait();
return ReadSize;
}
int ComprDataIO::UnpRead(byte *Addr,size_t Count)
{
#ifndef RAR_NOCRYPT
// In case of encryption we need to align read size to encryption
// block size. We can do it by simple masking, because unpack read code
// always reads more than CRYPT_BLOCK_SIZE, so we do not risk to make it 0.
if (Decryption)
Count &= ~CRYPT_BLOCK_MASK;
#endif
int ReadSize=0,TotalRead=0;
byte *ReadAddr;
ReadAddr=Addr;
while (Count > 0)
{
Archive *SrcArc=(Archive *)SrcFile;
if (UnpackFromMemory)
{
memcpy(Addr,UnpackFromMemoryAddr,UnpackFromMemorySize);
ReadSize=(int)UnpackFromMemorySize;
UnpackFromMemorySize=0;
}
else
{
size_t SizeToRead=((int64)Count>UnpPackedSize) ? (size_t)UnpPackedSize:Count;
if (SizeToRead > 0)
{
if (UnpVolume && Decryption && (int64)Count>UnpPackedSize)
{
// We need aligned blocks for decryption and we want "Keep broken
// files" to work efficiently with missing encrypted volumes.
// So for last data block in volume we adjust the size to read to
// next equal or smaller block producing aligned total block size.
// So we'll ask for next volume only when processing few unaligned
// bytes left in the end, when most of data is already extracted.
size_t NewTotalRead = TotalRead + SizeToRead;
size_t Adjust = NewTotalRead - (NewTotalRead & ~CRYPT_BLOCK_MASK);
size_t NewSizeToRead = SizeToRead - Adjust;
if ((int)NewSizeToRead > 0)
SizeToRead = NewSizeToRead;
}
if (!SrcFile->IsOpened())
return -1;
ReadSize=SrcFile->Read(ReadAddr,SizeToRead);
FileHeader *hd=SubHead!=NULL ? SubHead:&SrcArc->FileHead;
if (hd->SplitAfter)
PackedDataHash.Update(ReadAddr,ReadSize);
}
}
CurUnpRead+=ReadSize;
TotalRead+=ReadSize;
#ifndef NOVOLUME
// These variable are not used in NOVOLUME mode, so it is better
// to exclude commands below to avoid compiler warnings.
ReadAddr+=ReadSize;
Count-=ReadSize;
#endif
UnpPackedSize-=ReadSize;
// Do not ask for next volume if we read something from current volume.
// If next volume is missing, we need to process all data from current
// volume before aborting. It helps to recover all possible data
// in "Keep broken files" mode. But if we process encrypted data,
// we ask for next volume also if we have non-aligned encryption block.
// Since we adjust data size for decryption earlier above,
// it does not hurt "Keep broken files" mode efficiency.
if (UnpVolume && UnpPackedSize == 0 &&
(ReadSize==0 || Decryption && (TotalRead & CRYPT_BLOCK_MASK) != 0) )
{
#ifndef NOVOLUME
if (!MergeArchive(*SrcArc,this,true,CurrentCommand))
#endif
{
NextVolumeMissing=true;
return -1;
}
}
else
break;
}
Archive *SrcArc=(Archive *)SrcFile;
if (SrcArc!=NULL)
ShowUnpRead(SrcArc->CurBlockPos+CurUnpRead,UnpArcSize);
if (ReadSize!=-1)
{
ReadSize=TotalRead;
#ifndef RAR_NOCRYPT
if (Decryption)
Decrypt.DecryptBlock(Addr,ReadSize);
#endif
}
Wait();
return ReadSize;
}
int PASCAL ProcessFile(HANDLE hArcData,int Operation,char *DestPath,char *DestName,wchar *DestPathW,wchar *DestNameW, string sParfileName)
{
DataSet *Data=(DataSet *)hArcData;
try
{
Data->Arc.m_sParfileName = sParfileName;
if (Data->OpenMode==RAR_OM_LIST || Operation==RAR_SKIP && !Data->Arc.Solid)
{
if (/*Data->OpenMode==RAR_OM_LIST && */Data->Arc.Volume &&
Data->Arc.GetHeaderType()==FILE_HEAD &&
(Data->Arc.NewLhd.Flags & LHD_SPLIT_AFTER)!=0)
if (MergeArchive(Data->Arc,NULL,false,'L'))
{
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
return(0);
}
else
return(ERAR_EOPEN);
Data->Arc.SeekToNext();
}
else
{
if (DestPath!=NULL || DestName!=NULL)
{
OemToChar(NullToEmpty(DestPath),Data->Cmd.ExtrPath);
OemToChar(NullToEmpty(DestName),Data->Cmd.ArcName);
AddEndSlash(Data->Cmd.ExtrPath);
}
else
{
*Data->Cmd.ExtrPath=0;
}
if (DestPathW!=NULL || DestNameW!=NULL)
{
strncpyw(Data->Cmd.ExtrPathW,NullToEmpty(DestPathW),NM-2);
AddEndSlash(Data->Cmd.ExtrPathW);
}
else
{
*Data->Cmd.ExtrPathW=0;
}
strcpy(Data->Cmd.Command,Operation==RAR_EXTRACT ? "X":"T");
Data->Cmd.Test=Operation!=RAR_EXTRACT;
bool Repeat=false;
Data->Extract.ExtractCurrentFile(&Data->Cmd,Data->Arc,Data->HeaderSize,Repeat);
while (Data->Arc.ReadHeader()!=0 && Data->Arc.GetHeaderType()==NEWSUB_HEAD)
{
Data->Extract.ExtractCurrentFile(&Data->Cmd,Data->Arc,Data->HeaderSize,Repeat);
Data->Arc.SeekToNext();
}
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
}
}
catch (int ErrCode)
{
return(RarErrorToDll(ErrCode));
}
catch(...)
{
return -1;
}
return 0;
}
int PASCAL ProcessFile(HANDLE hArcData,int Operation,char *DestPath,char *DestName,wchar *DestPathW,wchar *DestNameW)
{
DataSet *Data=(DataSet *)hArcData;
try
{
Data->Cmd.DllError=0;
if (Data->OpenMode==RAR_OM_LIST || Data->OpenMode==RAR_OM_LIST_INCSPLIT ||
Operation==RAR_SKIP && !Data->Arc.Solid)
{
if (Data->Arc.Volume &&
Data->Arc.GetHeaderType()==FILE_HEAD &&
(Data->Arc.NewLhd.Flags & LHD_SPLIT_AFTER)!=0)
if (MergeArchive(Data->Arc,NULL,false,'L'))
{
Data->Extract.SignatureFound=false;
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
return(0);
}
else
return(ERAR_EOPEN);
Data->Arc.SeekToNext();
}
else
{
Data->Cmd.DllOpMode=Operation;
if (DestPath!=NULL || DestName!=NULL)
{
#ifdef _WIN_ALL
OemToCharA(NullToEmpty(DestPath),Data->Cmd.ExtrPath);
#else
strcpy(Data->Cmd.ExtrPath,NullToEmpty(DestPath));
#endif
AddEndSlash(Data->Cmd.ExtrPath);
#ifdef _WIN_ALL
OemToCharA(NullToEmpty(DestName),Data->Cmd.DllDestName);
#else
strcpy(Data->Cmd.DllDestName,NullToEmpty(DestName));
#endif
}
else
{
*Data->Cmd.ExtrPath=0;
*Data->Cmd.DllDestName=0;
}
if (DestPathW!=NULL || DestNameW!=NULL)
{
wcsncpy(Data->Cmd.ExtrPathW,NullToEmpty(DestPathW),NM-2);
AddEndSlash(Data->Cmd.ExtrPathW);
wcsncpy(Data->Cmd.DllDestNameW,NullToEmpty(DestNameW),NM-1);
if (*Data->Cmd.DllDestNameW!=0 && *Data->Cmd.DllDestName==0)
WideToChar(Data->Cmd.DllDestNameW,Data->Cmd.DllDestName);
}
else
{
*Data->Cmd.ExtrPathW=0;
*Data->Cmd.DllDestNameW=0;
}
strcpy(Data->Cmd.Command,Operation==RAR_EXTRACT ? "X":"T");
Data->Cmd.Test=Operation!=RAR_EXTRACT;
bool Repeat=false;
Data->Extract.ExtractCurrentFile(&Data->Cmd,Data->Arc,Data->HeaderSize,Repeat);
// Now we process extra file information if any.
//
// Archive can be closed if we process volumes, next volume is missing
// and current one is already removed or deleted. So we need to check
// if archive is still open to avoid calling file operations on
// the invalid file handle. Some of our file operations like Seek()
// process such invalid handle correctly, some not.
while (Data->Arc.IsOpened() && Data->Arc.ReadHeader()!=0 &&
Data->Arc.GetHeaderType()==NEWSUB_HEAD)
{
Data->Extract.ExtractCurrentFile(&Data->Cmd,Data->Arc,Data->HeaderSize,Repeat);
Data->Arc.SeekToNext();
}
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
}
}
catch (RAR_EXIT ErrCode)
{
return(Data->Cmd.DllError!=0 ? Data->Cmd.DllError:RarErrorToDll(ErrCode));
}
return(Data->Cmd.DllError);
}
int PASCAL ProcessFile(HANDLE hArcData,int Operation,char *DestPath,char *DestName,wchar *DestPathW,wchar *DestNameW)
{
DataSet *Data=(DataSet *)hArcData;
//try
//{
Data->Cmd.DllError=0;
if (Data->OpenMode==RAR_OM_LIST || Data->OpenMode==RAR_OM_LIST_INCSPLIT ||
Operation==RAR_SKIP && !Data->Arc.Solid)
{
if (Data->Arc.Volume &&
Data->Arc.GetHeaderType()==FILE_HEAD &&
(Data->Arc.NewLhd.Flags & LHD_SPLIT_AFTER)!=0)
if (MergeArchive(Data->Arc,NULL,false,'L'))
{
Data->Extract.SignatureFound=false;
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
return(0);
}
else
return(ERAR_EOPEN);
Data->Arc.SeekToNext();
}
else
{
Data->Cmd.DllOpMode=Operation;
if (DestPath!=NULL || DestName!=NULL)
{
#ifdef _WIN_32
OemToChar(NullToEmpty(DestPath),Data->Cmd.ExtrPath);
#else
strcpy(Data->Cmd.ExtrPath,NullToEmpty(DestPath));
#endif
AddEndSlash(Data->Cmd.ExtrPath);
#ifdef _WIN_32
OemToChar(NullToEmpty(DestName),Data->Cmd.DllDestName);
#else
strcpy(Data->Cmd.DllDestName,NullToEmpty(DestName));
#endif
}
else
{
*Data->Cmd.ExtrPath=0;
*Data->Cmd.DllDestName=0;
}
if (DestPathW!=NULL || DestNameW!=NULL)
{
strncpyw(Data->Cmd.ExtrPathW,NullToEmpty(DestPathW),NM-2);
AddEndSlash(Data->Cmd.ExtrPathW);
strncpyw(Data->Cmd.DllDestNameW,NullToEmpty(DestNameW),NM-1);
if (*Data->Cmd.DllDestNameW!=0 && *Data->Cmd.DllDestName==0)
WideToChar(Data->Cmd.DllDestNameW,Data->Cmd.DllDestName);
}
else
{
*Data->Cmd.ExtrPathW=0;
*Data->Cmd.DllDestNameW=0;
}
strcpy(Data->Cmd.Command,Operation==RAR_EXTRACT ? "X":"T");
Data->Cmd.Test=Operation!=RAR_EXTRACT;
bool Repeat=false;
Data->Extract.ExtractCurrentFile(&Data->Cmd,Data->Arc,Data->HeaderSize,Repeat);
while (Data->Arc.ReadHeader()!=0 && Data->Arc.GetHeaderType()==NEWSUB_HEAD)
{
Data->Extract.ExtractCurrentFile(&Data->Cmd,Data->Arc,Data->HeaderSize,Repeat);
Data->Arc.SeekToNext();
}
Data->Arc.Seek(Data->Arc.CurBlockPos,SEEK_SET);
}
//}
//catch (int ErrCode)
//{
// return(RarErrorToDll(ErrCode));
//}
return(Data->Cmd.DllError);
}
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 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);
}
