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Jeff Becker 0c41298fe0
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2018-05-03 13:38:35 -04:00

65 lines
1.5 KiB
C++

#ifndef NNTPCHAN_NNTP_AUTH_HPP
#define NNTPCHAN_NNTP_AUTH_HPP
#include "line.hpp"
#include <fstream>
#include <iostream>
#include <memory>
#include <mutex>
#include <string>
namespace nntpchan
{
/** @brief nntp credential db interface */
class NNTPCredentialDB
{
public:
/** @brief open connection to database, return false on error otherwise return true */
virtual bool Open() = 0;
/** @brief close connection to database */
virtual void Close() = 0;
/** @brief return true if username password combo is correct */
virtual bool CheckLogin(const std::string &user, const std::string &passwd) = 0;
virtual ~NNTPCredentialDB() {}
};
typedef std::shared_ptr<NNTPCredentialDB> CredDB_ptr;
/** @brief nntp credential db using hashed+salted passwords */
class HashedCredDB : public NNTPCredentialDB, public LineReader
{
public:
HashedCredDB();
bool CheckLogin(const std::string &user, const std::string &passwd);
protected:
void SetStream(std::istream *i);
std::string Hash(const std::string &data, const std::string &salt);
void HandleLine(const std::string line);
private:
bool ProcessLine(const std::string &line);
std::mutex m_access;
std::string m_user, m_passwd;
bool m_found;
/** return true if we have a line that matches this username / password combo */
std::istream *m_instream;
};
class HashedFileDB : public HashedCredDB
{
public:
HashedFileDB(const std::string &fname);
~HashedFileDB();
bool Open();
void Close();
private:
std::string m_fname;
std::ifstream f;
};
}
#endif