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#include "rar.hpp"
FindFile::FindFile()
{
FirstCall=true;
#ifdef _WIN_ALL
hFind=INVALID_HANDLE_VALUE;
#else
dirp=NULL;
#endif
}
FindFile::~FindFile()
{
#ifdef _WIN_ALL
if (hFind!=INVALID_HANDLE_VALUE)
FindClose(hFind);
#else
if (dirp!=NULL)
closedir(dirp);
#endif
}
void FindFile::SetMask(const std::wstring &Mask)
{
FindMask=Mask;
FirstCall=true;
}
bool FindFile::Next(FindData *fd,bool GetSymLink)
{
fd->Error=false;
if (FindMask.empty())
return false;
#ifdef _WIN_ALL
if (FirstCall)
{
if ((hFind=Win32Find(INVALID_HANDLE_VALUE,FindMask,fd))==INVALID_HANDLE_VALUE)
return false;
}
else
if (Win32Find(hFind,FindMask,fd)==INVALID_HANDLE_VALUE)
return false;
#else
if (FirstCall)
{
std::wstring DirName;
DirName=FindMask;
RemoveNameFromPath(DirName);
if (DirName.empty())
DirName=L".";
std::string DirNameA;
WideToChar(DirName,DirNameA);
if ((dirp=opendir(DirNameA.c_str()))==NULL)
{
fd->Error=(errno!=ENOENT);
return false;
}
}
while (1)
{
std::wstring Name;
struct dirent *ent=readdir(dirp);
if (ent==NULL)
return false;
if (strcmp(ent->d_name,".")==0 || strcmp(ent->d_name,"..")==0)
continue;
if (!CharToWide(std::string(ent->d_name),Name))
uiMsg(UIERROR_INVALIDNAME,L"",Name);
if (CmpName(FindMask,Name,MATCH_NAMES))
{
std::wstring FullName=FindMask;
FullName.erase(GetNamePos(FullName));
if (FullName.size()+Name.size()>=MAXPATHSIZE)
{
uiMsg(UIERROR_PATHTOOLONG,FullName,L"",Name);
return false;
}
FullName+=Name;
if (!FastFind(FullName,fd,GetSymLink))
{
ErrHandler.OpenErrorMsg(FullName);
continue;
}
fd->Name=FullName;
break;
}
}
#endif
fd->Flags=0;
fd->IsDir=IsDir(fd->FileAttr);
fd->IsLink=IsLink(fd->FileAttr);
FirstCall=false;
std::wstring NameOnly=PointToName(fd->Name);
if (NameOnly==L"." || NameOnly==L"..")
return Next(fd);
return true;
}
bool FindFile::FastFind(const std::wstring &FindMask,FindData *fd,bool GetSymLink)
{
fd->Error=false;
#ifndef _UNIX
if (IsWildcard(FindMask))
return false;
#endif
#ifdef _WIN_ALL
HANDLE hFind=Win32Find(INVALID_HANDLE_VALUE,FindMask,fd);
if (hFind==INVALID_HANDLE_VALUE)
return false;
FindClose(hFind);
#elif defined(_UNIX)
std::string FindMaskA;
WideToChar(FindMask,FindMaskA);
struct stat st;
if (GetSymLink)
{
#ifdef SAVE_LINKS
if (lstat(FindMaskA.c_str(),&st)!=0)
#else
if (stat(FindMaskA.c_str(),&st)!=0)
#endif
{
fd->Error=(errno!=ENOENT);
return false;
}
}
else
if (stat(FindMaskA.c_str(),&st)!=0)
{
fd->Error=(errno!=ENOENT);
return false;
}
fd->FileAttr=st.st_mode;
fd->Size=st.st_size;
File::StatToRarTime(st,&fd->mtime,&fd->ctime,&fd->atime);
fd->Name=FindMask;
#endif
fd->Flags=0;
fd->IsDir=IsDir(fd->FileAttr);
fd->IsLink=IsLink(fd->FileAttr);
return true;
}
#ifdef _WIN_ALL
HANDLE FindFile::Win32Find(HANDLE hFind,const std::wstring &Mask,FindData *fd)
{
WIN32_FIND_DATA FindData;
if (hFind==INVALID_HANDLE_VALUE)
{
hFind=FindFirstFile(Mask.c_str(),&FindData);
if (hFind==INVALID_HANDLE_VALUE)
{
std::wstring LongMask;
if (GetWinLongPath(Mask,LongMask))
hFind=FindFirstFile(LongMask.c_str(),&FindData);
}
if (hFind==INVALID_HANDLE_VALUE)
{
int SysErr=GetLastError();
// We must not issue an error for "file not found" and "path not found",
// because it is normal to not find anything for wildcard mask when
// archiving. Also searching for non-existent file is normal in some
// other modules, like WinRAR scanning for winrar_theme_description.txt
// to check if any themes are available.
fd->Error=SysErr!=ERROR_FILE_NOT_FOUND &&
SysErr!=ERROR_PATH_NOT_FOUND &&
SysErr!=ERROR_NO_MORE_FILES;
}
}
else
if (!FindNextFile(hFind,&FindData))
{
hFind=INVALID_HANDLE_VALUE;
fd->Error=GetLastError()!=ERROR_NO_MORE_FILES;
}
if (hFind!=INVALID_HANDLE_VALUE)
{
fd->Name=Mask;
SetName(fd->Name,FindData.cFileName);
fd->Size=INT32TO64(FindData.nFileSizeHigh,FindData.nFileSizeLow);
fd->FileAttr=FindData.dwFileAttributes;
fd->ftCreationTime=FindData.ftCreationTime;
fd->ftLastAccessTime=FindData.ftLastAccessTime;
fd->ftLastWriteTime=FindData.ftLastWriteTime;
fd->mtime.SetWinFT(&FindData.ftLastWriteTime);
fd->ctime.SetWinFT(&FindData.ftCreationTime);
fd->atime.SetWinFT(&FindData.ftLastAccessTime);
}
fd->Flags=0;
return hFind;
}
#endif
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