mirror of
git://anongit.mindrot.org/openssh.git
synced 2024-12-16 07:04:34 +00:00
4af51306d9
[ssh.1 ssh.c] - ssh -2 [auth.c channels.c clientloop.c packet.c packet.h serverloop.c] [session.c sshconnect.c] - check payload for (illegal) extra data [ALL] - whitespace cleanup
120 lines
3.8 KiB
C
120 lines
3.8 KiB
C
/*
|
|
*
|
|
* authfd.h
|
|
*
|
|
* Author: Tatu Ylonen <ylo@cs.hut.fi>
|
|
*
|
|
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
|
|
* All rights reserved
|
|
*
|
|
* Created: Wed Mar 29 01:17:41 1995 ylo
|
|
*
|
|
* Functions to interface with the SSH_AUTHENTICATION_FD socket.
|
|
*
|
|
*/
|
|
|
|
/* RCSID("$Id: authfd.h,v 1.5 2000/04/16 01:18:40 damien Exp $"); */
|
|
|
|
#ifndef AUTHFD_H
|
|
#define AUTHFD_H
|
|
|
|
#include "buffer.h"
|
|
|
|
/* Messages for the authentication agent connection. */
|
|
#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1
|
|
#define SSH_AGENT_RSA_IDENTITIES_ANSWER 2
|
|
#define SSH_AGENTC_RSA_CHALLENGE 3
|
|
#define SSH_AGENT_RSA_RESPONSE 4
|
|
#define SSH_AGENT_FAILURE 5
|
|
#define SSH_AGENT_SUCCESS 6
|
|
#define SSH_AGENTC_ADD_RSA_IDENTITY 7
|
|
#define SSH_AGENTC_REMOVE_RSA_IDENTITY 8
|
|
#define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES 9
|
|
|
|
typedef struct {
|
|
int fd;
|
|
Buffer packet;
|
|
Buffer identities;
|
|
int howmany;
|
|
} AuthenticationConnection;
|
|
/* Returns the number of the authentication fd, or -1 if there is none. */
|
|
int ssh_get_authentication_socket();
|
|
|
|
/*
|
|
* This should be called for any descriptor returned by
|
|
* ssh_get_authentication_socket(). Depending on the way the descriptor was
|
|
* obtained, this may close the descriptor.
|
|
*/
|
|
void ssh_close_authentication_socket(int authfd);
|
|
|
|
/*
|
|
* Opens and connects a private socket for communication with the
|
|
* authentication agent. Returns NULL if an error occurred and the
|
|
* connection could not be opened. The connection should be closed by the
|
|
* caller by calling ssh_close_authentication_connection().
|
|
*/
|
|
AuthenticationConnection *ssh_get_authentication_connection();
|
|
|
|
/*
|
|
* Closes the connection to the authentication agent and frees any associated
|
|
* memory.
|
|
*/
|
|
void ssh_close_authentication_connection(AuthenticationConnection * ac);
|
|
|
|
/*
|
|
* Returns the first authentication identity held by the agent. Returns true
|
|
* if an identity is available, 0 otherwise. The caller must initialize the
|
|
* integers before the call, and free the comment after a successful call
|
|
* (before calling ssh_get_next_identity).
|
|
*/
|
|
int
|
|
ssh_get_first_identity(AuthenticationConnection * connection,
|
|
BIGNUM * e, BIGNUM * n, char **comment);
|
|
|
|
/*
|
|
* Returns the next authentication identity for the agent. Other functions
|
|
* can be called between this and ssh_get_first_identity or two calls of this
|
|
* function. This returns 0 if there are no more identities. The caller
|
|
* must free comment after a successful return.
|
|
*/
|
|
int
|
|
ssh_get_next_identity(AuthenticationConnection * connection,
|
|
BIGNUM * e, BIGNUM * n, char **comment);
|
|
|
|
/* Requests the agent to decrypt the given challenge. Returns true if
|
|
the agent claims it was able to decrypt it. */
|
|
int
|
|
ssh_decrypt_challenge(AuthenticationConnection * auth,
|
|
BIGNUM * e, BIGNUM * n, BIGNUM * challenge,
|
|
unsigned char session_id[16],
|
|
unsigned int response_type,
|
|
unsigned char response[16]);
|
|
|
|
/*
|
|
* Adds an identity to the authentication server. This call is not meant to
|
|
* be used by normal applications. This returns true if the identity was
|
|
* successfully added.
|
|
*/
|
|
int
|
|
ssh_add_identity(AuthenticationConnection * connection, RSA * key,
|
|
const char *comment);
|
|
|
|
/*
|
|
* Removes the identity from the authentication server. This call is not
|
|
* meant to be used by normal applications. This returns true if the
|
|
* identity was successfully added.
|
|
*/
|
|
int ssh_remove_identity(AuthenticationConnection * connection, RSA * key);
|
|
|
|
/*
|
|
* Removes all identities from the authentication agent. This call is not
|
|
* meant to be used by normal applications. This returns true if the
|
|
* operation was successful.
|
|
*/
|
|
int ssh_remove_all_identities(AuthenticationConnection * connection);
|
|
|
|
/* Closes the connection to the authentication agent. */
|
|
void ssh_close_authentication(AuthenticationConnection * connection);
|
|
|
|
#endif /* AUTHFD_H */
|