include/libssh/auth.h

/*
 * This file is part of the SSH Library
 *
 * Copyright (c) 2009 by Aris Adamantiadis
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */

#ifndef AUTH_H_
#define AUTH_H_
#include "config.h"
#include "libssh/callbacks.h"

SSH_PACKET_CALLBACK(ssh_packet_userauth_banner);
SSH_PACKET_CALLBACK(ssh_packet_userauth_failure);
SSH_PACKET_CALLBACK(ssh_packet_userauth_success);
SSH_PACKET_CALLBACK(ssh_packet_userauth_pk_ok);
SSH_PACKET_CALLBACK(ssh_packet_userauth_info_request);
SSH_PACKET_CALLBACK(ssh_packet_userauth_info_response);

struct ssh_kbdint_struct {
    uint32_t nprompts;
    uint32_t nanswers;
    char *name;
    char *instruction;
    char **prompts;
    unsigned char *echo; /* bool array */
    char **answers;
};
typedef struct ssh_kbdint_struct* ssh_kbdint;

ssh_kbdint ssh_kbdint_new(void);
void ssh_kbdint_clean(ssh_kbdint kbd);
void ssh_kbdint_free(ssh_kbdint kbd);


#ifdef WITH_SSH1
void ssh_auth1_handler(ssh_session session, uint8_t type);

/* auth1.c */
int ssh_userauth1_none(ssh_session session, const char *username);
int ssh_userauth1_offer_pubkey(ssh_session session, const char *username,
        int type, ssh_string pubkey);
int ssh_userauth1_password(ssh_session session, const char *username,
        const char *password);


#endif

enum ssh_auth_state_e {
  SSH_AUTH_STATE_NONE=0,
  SSH_AUTH_STATE_PARTIAL,
  SSH_AUTH_STATE_SUCCESS,
  SSH_AUTH_STATE_FAILED,
  SSH_AUTH_STATE_ERROR,
  SSH_AUTH_STATE_INFO,
  SSH_AUTH_STATE_PK_OK,
  SSH_AUTH_STATE_KBDINT_SENT,
  SSH_AUTH_STATE_GSSAPI_REQUEST_SENT,
  SSH_AUTH_STATE_GSSAPI_TOKEN,
  SSH_AUTH_STATE_GSSAPI_MIC_SENT,
};

enum ssh_auth_service_state_e {
  SSH_AUTH_SERVICE_NONE=0,
  SSH_AUTH_SERVICE_SENT,
  SSH_AUTH_SERVICE_ACCEPTED,
  SSH_AUTH_SERVICE_DENIED,
  SSH_AUTH_SERVICE_USER_SENT
};

#endif /* AUTH_H_ */