114 lines
2.9 KiB
C++
114 lines
2.9 KiB
C++
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void ExtractBeEA(Archive &Arc,char *FileName)
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{
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if (Arc.HeaderCRC!=Arc.EAHead.HeadCRC)
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{
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Log(Arc.FileName,St(MEABroken),FileName);
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ErrHandler.SetErrorCode(CRC_ERROR);
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return;
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}
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if (Arc.EAHead.Method<0x31 || Arc.EAHead.Method>0x35 || Arc.EAHead.UnpVer>PACK_VER)
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{
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Log(Arc.FileName,St(MEAUnknHeader),FileName);
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return;
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}
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ComprDataIO DataIO;
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Unpack Unpack(&DataIO);
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Unpack.Init();
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Array<byte> UnpData(Arc.EAHead.UnpSize);
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DataIO.SetUnpackToMemory(&UnpData[0],Arc.EAHead.UnpSize);
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DataIO.SetPackedSizeToRead(Arc.EAHead.DataSize);
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DataIO.EnableShowProgress(false);
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DataIO.SetFiles(&Arc,NULL);
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Unpack.SetDestSize(Arc.EAHead.UnpSize);
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Unpack.DoUnpack(Arc.EAHead.UnpVer,false);
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if (Arc.EAHead.EACRC!=~DataIO.UnpFileCRC)
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{
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Log(Arc.FileName,St(MEABroken),FileName);
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ErrHandler.SetErrorCode(CRC_ERROR);
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return;
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}
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int fd = open(FileName,O_WRONLY);
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if (fd==-1)
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{
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Log(Arc.FileName,St(MCannotSetEA),FileName);
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ErrHandler.SetErrorCode(WARNING);
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return;
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}
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int AttrPos=0;
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while (AttrPos<Arc.EAHead.UnpSize)
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{
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unsigned char *CurItem=&UnpData[AttrPos];
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int NameSize=CurItem[0]+((int)CurItem[1]<<8);
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int Type=CurItem[2]+((int)CurItem[3]<<8)+((int)CurItem[4]<<16)+((int)CurItem[5]<<24);
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int Size=CurItem[6]+((int)CurItem[7]<<8)+((int)CurItem[8]<<16)+((int)CurItem[9]<<24);
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char Name[1024];
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if (NameSize>=sizeof(Name))
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{
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Log(Arc.FileName,St(MCannotSetEA),FileName);
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ErrHandler.SetErrorCode(WARNING);
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break;
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}
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memcpy(Name,CurItem+10,NameSize);
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Name[NameSize]=0;
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if (fs_write_attr(fd,Name,Type,0,CurItem+10+NameSize,Size)==-1)
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{
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Log(Arc.FileName,St(MCannotSetEA),FileName);
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ErrHandler.SetErrorCode(WARNING);
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break;
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}
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AttrPos+=10+NameSize+Size;
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}
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close(fd);
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mprintf(St(MShowEA));
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}
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void ExtractBeEANew(Archive &Arc,char *FileName)
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{
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Array<byte> SubData;
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if (!Arc.ReadSubData(&SubData,NULL))
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return;
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int fd = open(FileName,O_WRONLY);
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if (fd==-1)
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{
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Log(Arc.FileName,St(MCannotSetEA),FileName);
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ErrHandler.SetErrorCode(WARNING);
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return;
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}
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int AttrPos=0;
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while (AttrPos<Arc.EAHead.UnpSize)
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{
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unsigned char *CurItem=&SubData[AttrPos];
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int NameSize=CurItem[0]+((int)CurItem[1]<<8);
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int Type=CurItem[2]+((int)CurItem[3]<<8)+((int)CurItem[4]<<16)+((int)CurItem[5]<<24);
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int Size=CurItem[6]+((int)CurItem[7]<<8)+((int)CurItem[8]<<16)+((int)CurItem[9]<<24);
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char Name[1024];
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if (NameSize>=sizeof(Name))
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{
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Log(Arc.FileName,St(MCannotSetEA),FileName);
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ErrHandler.SetErrorCode(WARNING);
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break;
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}
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memcpy(Name,CurItem+10,NameSize);
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Name[NameSize]=0;
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if (fs_write_attr(fd,Name,Type,0,CurItem+10+NameSize,Size)==-1)
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{
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Log(Arc.FileName,St(MCannotSetEA),FileName);
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ErrHandler.SetErrorCode(WARNING);
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break;
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}
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AttrPos+=10+NameSize+Size;
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}
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close(fd);
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mprintf(St(MShowEA));
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}
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