Mike Lockwood | 1305e95 | 2011-12-07 08:17:59 -0800 | [diff] [blame] | 1 | /* $OpenBSD: authfd.h,v 1.37 2009/08/27 17:44:52 djm Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Author: Tatu Ylonen <ylo@cs.hut.fi> |
| 5 | * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland |
| 6 | * All rights reserved |
| 7 | * Functions to interface with the SSH_AUTHENTICATION_FD socket. |
| 8 | * |
| 9 | * As far as I am concerned, the code I have written for this software |
| 10 | * can be used freely for any purpose. Any derived versions of this |
| 11 | * software must be clearly marked as such, and if the derived work is |
| 12 | * incompatible with the protocol description in the RFC file, it must be |
| 13 | * called by a name other than "ssh" or "Secure Shell". |
| 14 | */ |
| 15 | |
| 16 | #ifndef AUTHFD_H |
| 17 | #define AUTHFD_H |
| 18 | |
| 19 | /* Messages for the authentication agent connection. */ |
| 20 | #define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1 |
| 21 | #define SSH_AGENT_RSA_IDENTITIES_ANSWER 2 |
| 22 | #define SSH_AGENTC_RSA_CHALLENGE 3 |
| 23 | #define SSH_AGENT_RSA_RESPONSE 4 |
| 24 | #define SSH_AGENT_FAILURE 5 |
| 25 | #define SSH_AGENT_SUCCESS 6 |
| 26 | #define SSH_AGENTC_ADD_RSA_IDENTITY 7 |
| 27 | #define SSH_AGENTC_REMOVE_RSA_IDENTITY 8 |
| 28 | #define SSH_AGENTC_REMOVE_ALL_RSA_IDENTITIES 9 |
| 29 | |
| 30 | /* private OpenSSH extensions for SSH2 */ |
| 31 | #define SSH2_AGENTC_REQUEST_IDENTITIES 11 |
| 32 | #define SSH2_AGENT_IDENTITIES_ANSWER 12 |
| 33 | #define SSH2_AGENTC_SIGN_REQUEST 13 |
| 34 | #define SSH2_AGENT_SIGN_RESPONSE 14 |
| 35 | #define SSH2_AGENTC_ADD_IDENTITY 17 |
| 36 | #define SSH2_AGENTC_REMOVE_IDENTITY 18 |
| 37 | #define SSH2_AGENTC_REMOVE_ALL_IDENTITIES 19 |
| 38 | |
| 39 | /* smartcard */ |
| 40 | #define SSH_AGENTC_ADD_SMARTCARD_KEY 20 |
| 41 | #define SSH_AGENTC_REMOVE_SMARTCARD_KEY 21 |
| 42 | |
| 43 | /* lock/unlock the agent */ |
| 44 | #define SSH_AGENTC_LOCK 22 |
| 45 | #define SSH_AGENTC_UNLOCK 23 |
| 46 | |
| 47 | /* add key with constraints */ |
| 48 | #define SSH_AGENTC_ADD_RSA_ID_CONSTRAINED 24 |
| 49 | #define SSH2_AGENTC_ADD_ID_CONSTRAINED 25 |
| 50 | #define SSH_AGENTC_ADD_SMARTCARD_KEY_CONSTRAINED 26 |
| 51 | |
| 52 | #define SSH_AGENT_CONSTRAIN_LIFETIME 1 |
| 53 | #define SSH_AGENT_CONSTRAIN_CONFIRM 2 |
| 54 | |
| 55 | /* extended failure messages */ |
| 56 | #define SSH2_AGENT_FAILURE 30 |
| 57 | |
| 58 | /* additional error code for ssh.com's ssh-agent2 */ |
| 59 | #define SSH_COM_AGENT2_FAILURE 102 |
| 60 | |
| 61 | #define SSH_AGENT_OLD_SIGNATURE 0x01 |
| 62 | |
| 63 | typedef struct { |
| 64 | int fd; |
| 65 | Buffer identities; |
| 66 | int howmany; |
| 67 | } AuthenticationConnection; |
| 68 | |
| 69 | int ssh_agent_present(void); |
| 70 | int ssh_get_authentication_socket(void); |
| 71 | void ssh_close_authentication_socket(int); |
| 72 | |
| 73 | AuthenticationConnection *ssh_get_authentication_connection(void); |
| 74 | void ssh_close_authentication_connection(AuthenticationConnection *); |
| 75 | int ssh_get_num_identities(AuthenticationConnection *, int); |
| 76 | Key *ssh_get_first_identity(AuthenticationConnection *, char **, int); |
| 77 | Key *ssh_get_next_identity(AuthenticationConnection *, char **, int); |
| 78 | int ssh_add_identity_constrained(AuthenticationConnection *, Key *, |
| 79 | const char *, u_int, u_int); |
| 80 | int ssh_remove_identity(AuthenticationConnection *, Key *); |
| 81 | int ssh_remove_all_identities(AuthenticationConnection *, int); |
| 82 | int ssh_lock_agent(AuthenticationConnection *, int, const char *); |
| 83 | int ssh_update_card(AuthenticationConnection *, int, const char *, |
| 84 | const char *, u_int, u_int); |
| 85 | |
| 86 | int |
| 87 | ssh_decrypt_challenge(AuthenticationConnection *, Key *, BIGNUM *, u_char[16], |
| 88 | u_int, u_char[16]); |
| 89 | |
| 90 | int |
| 91 | ssh_agent_sign(AuthenticationConnection *, Key *, u_char **, u_int *, u_char *, |
| 92 | u_int); |
| 93 | |
| 94 | #endif /* AUTHFD_H */ |