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authfd.h (69587) authfd.h (76259)
1/*
2 * Author: Tatu Ylonen <ylo@cs.hut.fi>
3 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
4 * All rights reserved
5 * Functions to interface with the SSH_AUTHENTICATION_FD socket.
6 *
7 * As far as I am concerned, the code I have written for this software
8 * can be used freely for any purpose. Any derived versions of this
9 * software must be clearly marked as such, and if the derived work is
10 * incompatible with the protocol description in the RFC file, it must be
11 * called by a name other than "ssh" or "Secure Shell".
12 */
13
1/*
2 * Author: Tatu Ylonen <ylo@cs.hut.fi>
3 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
4 * All rights reserved
5 * Functions to interface with the SSH_AUTHENTICATION_FD socket.
6 *
7 * As far as I am concerned, the code I have written for this software
8 * can be used freely for any purpose. Any derived versions of this
9 * software must be clearly marked as such, and if the derived work is
10 * incompatible with the protocol description in the RFC file, it must be
11 * called by a name other than "ssh" or "Secure Shell".
12 */
13
14/* RCSID("$OpenBSD: authfd.h,v 1.13 2000/10/09 21:51:00 markus Exp $"); */
14/* RCSID("$OpenBSD: authfd.h,v 1.16 2000/12/20 19:37:21 markus Exp $"); */
15
16#ifndef AUTHFD_H
17#define AUTHFD_H
18
19#include "buffer.h"
20
21/* Messages for the authentication agent connection. */
22#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1

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46
47typedef struct {
48 int fd;
49 Buffer identities;
50 int howmany;
51} AuthenticationConnection;
52
53/* Returns the number of the authentication fd, or -1 if there is none. */
15
16#ifndef AUTHFD_H
17#define AUTHFD_H
18
19#include "buffer.h"
20
21/* Messages for the authentication agent connection. */
22#define SSH_AGENTC_REQUEST_RSA_IDENTITIES 1

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46
47typedef struct {
48 int fd;
49 Buffer identities;
50 int howmany;
51} AuthenticationConnection;
52
53/* Returns the number of the authentication fd, or -1 if there is none. */
54int ssh_get_authentication_socket();
54int ssh_get_authentication_socket(void);
55
56/*
57 * This should be called for any descriptor returned by
58 * ssh_get_authentication_socket(). Depending on the way the descriptor was
59 * obtained, this may close the descriptor.
60 */
61void ssh_close_authentication_socket(int authfd);
62
63/*
64 * Opens and connects a private socket for communication with the
65 * authentication agent. Returns NULL if an error occurred and the
66 * connection could not be opened. The connection should be closed by the
67 * caller by calling ssh_close_authentication_connection().
68 */
55
56/*
57 * This should be called for any descriptor returned by
58 * ssh_get_authentication_socket(). Depending on the way the descriptor was
59 * obtained, this may close the descriptor.
60 */
61void ssh_close_authentication_socket(int authfd);
62
63/*
64 * Opens and connects a private socket for communication with the
65 * authentication agent. Returns NULL if an error occurred and the
66 * connection could not be opened. The connection should be closed by the
67 * caller by calling ssh_close_authentication_connection().
68 */
69AuthenticationConnection *ssh_get_authentication_connection();
69AuthenticationConnection *ssh_get_authentication_connection(void);
70
71/*
72 * Closes the connection to the authentication agent and frees any associated
73 * memory.
74 */
75void ssh_close_authentication_connection(AuthenticationConnection *auth);
76
77/*
70
71/*
72 * Closes the connection to the authentication agent and frees any associated
73 * memory.
74 */
75void ssh_close_authentication_connection(AuthenticationConnection *auth);
76
77/*
78 * Returns the number authentication identity held by the agent.
79 */
80int ssh_get_num_identities(AuthenticationConnection *auth, int version);
81
82/*
78 * Returns the first authentication identity held by the agent or NULL if
79 * no identies are available. Caller must free comment and key.
80 * Note that you cannot mix calls with different versions.
81 */
82Key *ssh_get_first_identity(AuthenticationConnection *auth, char **comment, int version);
83
84/*
85 * Returns the next authentication identity for the agent. Other functions

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91
92/*
93 * Requests the agent to decrypt the given challenge. Returns true if the
94 * agent claims it was able to decrypt it.
95 */
96int
97ssh_decrypt_challenge(AuthenticationConnection *auth,
98 Key *key, BIGNUM * challenge,
83 * Returns the first authentication identity held by the agent or NULL if
84 * no identies are available. Caller must free comment and key.
85 * Note that you cannot mix calls with different versions.
86 */
87Key *ssh_get_first_identity(AuthenticationConnection *auth, char **comment, int version);
88
89/*
90 * Returns the next authentication identity for the agent. Other functions

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96
97/*
98 * Requests the agent to decrypt the given challenge. Returns true if the
99 * agent claims it was able to decrypt it.
100 */
101int
102ssh_decrypt_challenge(AuthenticationConnection *auth,
103 Key *key, BIGNUM * challenge,
99 unsigned char session_id[16],
100 unsigned int response_type,
101 unsigned char response[16]);
104 u_char session_id[16],
105 u_int response_type,
106 u_char response[16]);
102
103/* Requests the agent to sign data using key */
104int
105ssh_agent_sign(AuthenticationConnection *auth,
106 Key *key,
107
108/* Requests the agent to sign data using key */
109int
110ssh_agent_sign(AuthenticationConnection *auth,
111 Key *key,
107 unsigned char **sigp, int *lenp,
108 unsigned char *data, int datalen);
112 u_char **sigp, int *lenp,
113 u_char *data, int datalen);
109
110/*
111 * Adds an identity to the authentication server. This call is not meant to
112 * be used by normal applications. This returns true if the identity was
113 * successfully added.
114 */
115int
116ssh_add_identity(AuthenticationConnection *auth, Key *key,

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115/*
116 * Adds an identity to the authentication server. This call is not meant to
117 * be used by normal applications. This returns true if the identity was
118 * successfully added.
119 */
120int
121ssh_add_identity(AuthenticationConnection *auth, Key *key,

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