IABSD.fr/src/usr.bin/ssh/authfd.h

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• Author : djm
  Date : 2020-06-26 05:03:36
  Hash : 9f201044
  Message : constify a few things; ok dtucker (as part of another diff)

• usr.bin/ssh/authfd.h

• /* $OpenBSD: authfd.h,v 1.49 2020/06/26 05:03:36 djm Exp $ */
  
  /*
   * Author: Tatu Ylonen <ylo@cs.hut.fi>
   * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
   *                    All rights reserved
   * Functions to interface with the SSH_AUTHENTICATION_FD socket.
   *
   * As far as I am concerned, the code I have written for this software
   * can be used freely for any purpose.  Any derived versions of this
   * software must be clearly marked as such, and if the derived work is
   * incompatible with the protocol description in the RFC file, it must be
   * called by a name other than "ssh" or "Secure Shell".
   */
  
  #ifndef AUTHFD_H
  #define AUTHFD_H
  
  /* List of identities returned by ssh_fetch_identitylist() */
  struct ssh_identitylist {
  	size_t nkeys;
  	struct sshkey **keys;
  	char **comments;
  };
  
  int	ssh_get_authentication_socket(int *fdp);
  int	ssh_get_authentication_socket_path(const char *authsocket, int *fdp);
  void	ssh_close_authentication_socket(int sock);
  
  int	ssh_lock_agent(int sock, int lock, const char *password);
  int	ssh_fetch_identitylist(int sock, struct ssh_identitylist **idlp);
  void	ssh_free_identitylist(struct ssh_identitylist *idl);
  int	ssh_add_identity_constrained(int sock, struct sshkey *key,
  	    const char *comment, u_int life, u_int confirm, u_int maxsign,
  	    const char *provider);
  int	ssh_agent_has_key(int sock, const struct sshkey *key);
  int	ssh_remove_identity(int sock, const struct sshkey *key);
  int	ssh_update_card(int sock, int add, const char *reader_id,
  	    const char *pin, u_int life, u_int confirm);
  int	ssh_remove_all_identities(int sock, int version);
  
  int	ssh_agent_sign(int sock, const struct sshkey *key,
  	    u_char **sigp, size_t *lenp,
  	    const u_char *data, size_t datalen, const char *alg, u_int compat);
  
  /* 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
  
  /* private OpenSSH extensions for SSH2 */
  #define SSH2_AGENTC_REQUEST_IDENTITIES		11
  #define SSH2_AGENT_IDENTITIES_ANSWER		12
  #define SSH2_AGENTC_SIGN_REQUEST		13
  #define SSH2_AGENT_SIGN_RESPONSE		14
  #define SSH2_AGENTC_ADD_IDENTITY		17
  #define SSH2_AGENTC_REMOVE_IDENTITY		18
  #define SSH2_AGENTC_REMOVE_ALL_IDENTITIES	19
  
  /* smartcard */
  #define SSH_AGENTC_ADD_SMARTCARD_KEY		20
  #define SSH_AGENTC_REMOVE_SMARTCARD_KEY		21
  
  /* lock/unlock the agent */
  #define SSH_AGENTC_LOCK				22
  #define SSH_AGENTC_UNLOCK			23
  
  /* add key with constraints */
  #define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED	24
  #define SSH2_AGENTC_ADD_ID_CONSTRAINED		25
  #define SSH_AGENTC_ADD_SMARTCARD_KEY_CONSTRAINED 26
  
  #define	SSH_AGENT_CONSTRAIN_LIFETIME		1
  #define	SSH_AGENT_CONSTRAIN_CONFIRM		2
  #define	SSH_AGENT_CONSTRAIN_MAXSIGN		3
  #define	SSH_AGENT_CONSTRAIN_EXTENSION		255
  
  /* extended failure messages */
  #define SSH2_AGENT_FAILURE			30
  
  /* additional error code for ssh.com's ssh-agent2 */
  #define SSH_COM_AGENT2_FAILURE			102
  
  #define	SSH_AGENT_OLD_SIGNATURE			0x01
  #define	SSH_AGENT_RSA_SHA2_256			0x02
  #define	SSH_AGENT_RSA_SHA2_512			0x04
  
  #endif				/* AUTHFD_H */