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/*
* This file is part of the AzerothCore Project. See AUTHORS file for Copyright information
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as published by the
* Free Software Foundation; either version 3 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _MMAP_COMMON_H
#define _MMAP_COMMON_H
#include <string>
#include <vector>
#ifndef _WIN32
#include <cstddef>
#include <cstring>
#include <dirent.h>
#else
#include <Windows.h>
#endif
#ifndef _WIN32
#include <cerrno>
#endif
namespace MMAP
{
inline bool matchWildcardFilter(const char* filter, const char* str)
{
if (!filter || !str)
return false;
// end on null character
while (*filter && *str)
{
if (*filter == '*')
{
if (*++filter == '\0') // wildcard at end of filter means all remaing chars match
return true;
for (;;)
{
if (*filter == *str)
break;
if (*str == '\0')
return false; // reached end of string without matching next filter character
str++;
}
}
else if (*filter != *str)
return false; // mismatch
filter++;
str++;
}
return ((*filter == '\0' || (*filter == '*' && *++filter == '\0')) && *str == '\0');
}
enum ListFilesResult
{
LISTFILE_DIRECTORY_NOT_FOUND = 0,
LISTFILE_OK = 1
};
inline ListFilesResult getDirContents(std::vector<std::string>& fileList, std::string dirpath = ".", std::string filter = "*")
{
#ifdef WIN32
HANDLE hFind;
WIN32_FIND_DATA findFileInfo;
std::string directory;
directory = dirpath + "/" + filter;
hFind = FindFirstFile(directory.c_str(), &findFileInfo);
if (hFind == INVALID_HANDLE_VALUE)
return LISTFILE_DIRECTORY_NOT_FOUND;
do
{
if ((findFileInfo.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0)
fileList.emplace_back(findFileInfo.cFileName);
} while (FindNextFile(hFind, &findFileInfo));
FindClose(hFind);
#else
const char* p = dirpath.c_str();
DIR* dirp = opendir(p);
struct dirent* dp;
while (dirp)
{
errno = 0;
if ((dp = readdir(dirp)) != nullptr)
{
if (matchWildcardFilter(filter.c_str(), dp->d_name))
fileList.emplace_back(dp->d_name);
}
else
break;
}
if (dirp)
closedir(dirp);
else
return LISTFILE_DIRECTORY_NOT_FOUND;
#endif
return LISTFILE_OK;
}
}
#endif
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