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/*
* SRP-6a File Handling
* (C) 2011 Jack Lloyd
*
* Botan is released under the Simplified BSD License (see license.txt)
*/
#ifndef BOTAN_SRP6A_FILES_H__
#define BOTAN_SRP6A_FILES_H__
#include <botan/bigint.h>
#include <iosfwd>
#include <string>
#include <map>
namespace Botan {
/**
* A GnuTLS compatible SRP6 authenticator file
*/
class BOTAN_DLL SRP6_Authenticator_File
{
public:
/**
* @param input will be read and processed as SRP authenticator file
*/
explicit SRP6_Authenticator_File(std::istream& input);
/**
* Looks up a user in the authenticator file.
* @param username user to look up
* @param v set to the host's password verifier
* @param salt set to the user's salt value
* @param group_id set to the user's group value
* @return whether a user exists in the authenticator file
*/
bool lookup_user(const std::string& username,
BigInt& v,
std::vector<uint8_t>& salt,
std::string& group_id) const;
private:
struct SRP6_Data
{
SRP6_Data() {}
SRP6_Data(const BigInt& v_,
const std::vector<uint8_t>& salt_,
const std::string& group_id_) :
v(v_), salt(salt_), group_id(group_id_) {}
// public member variable:
BigInt v;
// public member variable:
std::vector<uint8_t> salt;
// public member variable:
std::string group_id;
};
std::map<std::string, SRP6_Data> m_entries;
};
}
#endif
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