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/*
* (C) 2015 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#include <botan/fs.h>
#include <algorithm>
#include <deque>
#include <functional>
#include <memory>
#if defined(BOTAN_HAS_BOOST_FILESYSTEM)
#include <boost/filesystem.hpp>
#elif defined(BOTAN_TARGET_OS_HAS_READDIR)
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
#endif
namespace Botan {
std::vector<std::string>
list_all_readable_files_in_or_under(const std::string& dir_path)
{
std::vector<std::string> paths;
#if defined(BOTAN_HAS_BOOST_FILESYSTEM)
namespace fs = boost::filesystem;
fs::recursive_directory_iterator end;
for(fs::recursive_directory_iterator dir(dir_path); dir != end; ++dir)
{
if(fs::is_regular_file(dir->path()))
paths.push_back(dir->path().string());
}
#elif defined(BOTAN_TARGET_OS_HAS_READDIR)
std::deque<std::string> dir_list;
dir_list.push_back(dir_path);
while(!dir_list.empty())
{
const std::string cur_path = dir_list[0];
dir_list.pop_front();
std::unique_ptr<DIR, std::function<int (DIR*)>> dir(::opendir(cur_path.c_str()), ::closedir);
if(dir)
{
while(struct dirent* dirent = ::readdir(dir.get()))
{
const std::string filename = dirent->d_name;
if(filename == "." || filename == "..")
continue;
const std::string full_path = cur_path + '/' + filename;
struct stat stat_buf;
if(::lstat(full_path.c_str(), &stat_buf) == -1)
continue;
if(S_ISDIR(stat_buf.st_mode))
dir_list.push_back(full_path);
else if(S_ISREG(stat_buf.st_mode))
paths.push_back(full_path);
}
}
}
#else
#warning "No filesystem access enabled"
#endif
std::sort(paths.begin(), paths.end());
return paths;
}
}
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