authfd.h revision 106121
198944Sobrien/* $OpenBSD: authfd.h,v 1.31 2002/09/11 18:27:25 stevesk Exp $ */ 2130803Smarcel 398944Sobrien/* 498944Sobrien * Author: Tatu Ylonen <ylo@cs.hut.fi> 598944Sobrien * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland 698944Sobrien * All rights reserved 798944Sobrien * Functions to interface with the SSH_AUTHENTICATION_FD socket. 898944Sobrien * 998944Sobrien * As far as I am concerned, the code I have written for this software 1098944Sobrien * can be used freely for any purpose. Any derived versions of this 1198944Sobrien * software must be clearly marked as such, and if the derived work is 1298944Sobrien * incompatible with the protocol description in the RFC file, it must be 1398944Sobrien * called by a name other than "ssh" or "Secure Shell". 1498944Sobrien */ 1598944Sobrien 1698944Sobrien#ifndef AUTHFD_H 1798944Sobrien#define AUTHFD_H 1898944Sobrien 1998944Sobrien#include "buffer.h" 2098944Sobrien 2198944Sobrien/* Messages for the authentication agent connection. */ 2298944Sobrien#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1 2398944Sobrien#define SSH_AGENT_RSA_IDENTITIES_ANSWER 2 2498944Sobrien#define SSH_AGENTC_RSA_CHALLENGE 3 2598944Sobrien#define SSH_AGENT_RSA_RESPONSE 4 2698944Sobrien#define SSH_AGENT_FAILURE 5 2798944Sobrien#define SSH_AGENT_SUCCESS 6 2898944Sobrien#define SSH_AGENTC_ADD_RSA_IDENTITY 7 29130803Smarcel#define SSH_AGENTC_REMOVE_RSA_IDENTITY 8 3098944Sobrien#define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES 9 3198944Sobrien 3298944Sobrien/* private OpenSSH extensions for SSH2 */ 3398944Sobrien#define SSH2_AGENTC_REQUEST_IDENTITIES 11 3498944Sobrien#define SSH2_AGENT_IDENTITIES_ANSWER 12 3598944Sobrien#define SSH2_AGENTC_SIGN_REQUEST 13 36130803Smarcel#define SSH2_AGENT_SIGN_RESPONSE 14 37130803Smarcel#define SSH2_AGENTC_ADD_IDENTITY 17 3898944Sobrien#define SSH2_AGENTC_REMOVE_IDENTITY 18 3998944Sobrien#define SSH2_AGENTC_REMOVE_ALL_IDENTITIES 19 4098944Sobrien 4198944Sobrien/* smartcard */ 4298944Sobrien#define SSH_AGENTC_ADD_SMARTCARD_KEY 20 4398944Sobrien#define SSH_AGENTC_REMOVE_SMARTCARD_KEY 21 4498944Sobrien 4598944Sobrien/* lock/unlock the agent */ 4698944Sobrien#define SSH_AGENTC_LOCK 22 4798944Sobrien#define SSH_AGENTC_UNLOCK 23 4898944Sobrien 4998944Sobrien/* add key with constraints */ 5098944Sobrien#define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED 24 5198944Sobrien#define SSH2_AGENTC_ADD_ID_CONSTRAINED 25 5298944Sobrien 5398944Sobrien#define SSH_AGENT_CONSTRAIN_LIFETIME 1 5498944Sobrien 5598944Sobrien/* extended failure messages */ 5698944Sobrien#define SSH2_AGENT_FAILURE 30 5798944Sobrien 5898944Sobrien/* additional error code for ssh.com's ssh-agent2 */ 5998944Sobrien#define SSH_COM_AGENT2_FAILURE 102 6098944Sobrien 6198944Sobrien#define SSH_AGENT_OLD_SIGNATURE 0x01 6298944Sobrien 6398944Sobrientypedef struct { 6498944Sobrien int fd; 6598944Sobrien Buffer identities; 6698944Sobrien int howmany; 6798944Sobrien} AuthenticationConnection; 6898944Sobrien 6998944Sobrienint ssh_agent_present(void); 7098944Sobrienint ssh_get_authentication_socket(void); 7198944Sobrienvoid ssh_close_authentication_socket(int); 7298944Sobrien 7398944SobrienAuthenticationConnection *ssh_get_authentication_connection(void); 7498944Sobrienvoid ssh_close_authentication_connection(AuthenticationConnection *); 7598944Sobrienint ssh_get_num_identities(AuthenticationConnection *, int); 7698944SobrienKey *ssh_get_first_identity(AuthenticationConnection *, char **, int); 7798944SobrienKey *ssh_get_next_identity(AuthenticationConnection *, char **, int); 7898944Sobrienint ssh_add_identity(AuthenticationConnection *, Key *, const char *); 7998944Sobrienint ssh_add_identity_constrained(AuthenticationConnection *, Key *, const char *, u_int); 8098944Sobrienint ssh_remove_identity(AuthenticationConnection *, Key *); 8198944Sobrienint ssh_remove_all_identities(AuthenticationConnection *, int); 8298944Sobrienint ssh_lock_agent(AuthenticationConnection *, int, const char *); 8398944Sobrienint ssh_update_card(AuthenticationConnection *, int, const char *, const char *); 8498944Sobrien 8598944Sobrienint 8698944Sobrienssh_decrypt_challenge(AuthenticationConnection *, Key *, BIGNUM *, u_char[16], 8798944Sobrien u_int, u_char[16]); 8898944Sobrien 8998944Sobrienint 9098944Sobrienssh_agent_sign(AuthenticationConnection *, Key *, u_char **, u_int *, u_char *, 9198944Sobrien u_int); 9298944Sobrien 9398944Sobrien#endif /* AUTHFD_H */ 9498944Sobrien