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libssh/include/libssh/auth.h
2011-08-25 16:26:12 +02:00

108 строки
3.2 KiB
C

/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* The SSH 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.
*
* The SSH 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 the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, 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);
/** @internal
* kdbint structure must be shared with message.c
* and server.c
*/
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
/** @internal
* States of authentication in the client-side. They describe
* what was the last response from the server
*/
enum ssh_auth_state_e {
/** No authentication asked */
SSH_AUTH_STATE_NONE=0,
/** Last authentication response was a partial success */
SSH_AUTH_STATE_PARTIAL,
/** Last authentication response was a success */
SSH_AUTH_STATE_SUCCESS,
/** Last authentication response was failed */
SSH_AUTH_STATE_FAILED,
/** Last authentication was erroneous */
SSH_AUTH_STATE_ERROR,
/** Last state was a keyboard-interactive ask for info */
SSH_AUTH_STATE_INFO,
/** Last state was a public key accepted for authentication */
SSH_AUTH_STATE_PK_OK,
/** We asked for a keyboard-interactive authentication */
SSH_AUTH_STATE_KBDINT_SENT
};
/** @internal
* @brief states of the authentication service request
*/
enum ssh_auth_service_state_e {
/** initial state */
SSH_AUTH_SERVICE_NONE=0,
/** Authentication service request packet sent */
SSH_AUTH_SERVICE_SENT,
/** Service accepted */
SSH_AUTH_SERVICE_ACCEPTED,
/** Access to service denied (fatal) */
SSH_AUTH_SERVICE_DENIED,
/** Specific to SSH1 */
SSH_AUTH_SERVICE_USER_SENT
};
#endif /* AUTH_H_ */