2 * Copyright (c) 2001-2003 Simon Wilkinson. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 /* draft-ietf-secsh-gsskeyex-06 */
35 #define SSH2_MSG_USERAUTH_GSSAPI_RESPONSE 60
36 #define SSH2_MSG_USERAUTH_GSSAPI_TOKEN 61
37 #define SSH2_MSG_USERAUTH_GSSAPI_EXCHANGE_COMPLETE 63
38 #define SSH2_MSG_USERAUTH_GSSAPI_ERROR 64
39 #define SSH2_MSG_USERAUTH_GSSAPI_ERRTOK 65
41 #define SSH_GSS_OIDTYPE 0x06
51 gss_buffer_desc displayname;
52 gss_buffer_desc exportedname;
54 struct ssh_gssapi_mech_struct *mech;
55 ssh_gssapi_ccache store;
58 typedef struct ssh_gssapi_mech_struct {
62 int (*dochild) (ssh_gssapi_client *);
63 int (*userok) (ssh_gssapi_client *, char *);
64 int (*localname) (ssh_gssapi_client *, char **);
65 void (*storecreds) (ssh_gssapi_client *);
69 OM_uint32 major; /* both */
70 OM_uint32 minor; /* both */
71 gss_ctx_id_t context; /* both */
72 gss_name_t name; /* both */
73 gss_OID oid; /* client */
74 gss_cred_id_t creds; /* server */
75 gss_name_t client; /* server */
76 gss_cred_id_t client_creds; /* server */
79 extern ssh_gssapi_mech *supported_mechs[];
81 int ssh_gssapi_check_oid(Gssctxt *ctx, void *data, size_t len);
82 void ssh_gssapi_set_oid_data(Gssctxt *ctx, void *data, size_t len);
83 void ssh_gssapi_set_oid(Gssctxt *ctx, gss_OID oid);
84 void ssh_gssapi_supported_oids(gss_OID_set *oidset);
85 ssh_gssapi_mech *ssh_gssapi_get_ctype(Gssctxt *ctxt);
87 OM_uint32 ssh_gssapi_import_name(Gssctxt *ctx, const char *host);
88 OM_uint32 ssh_gssapi_acquire_cred(Gssctxt *ctx);
89 OM_uint32 ssh_gssapi_init_ctx(Gssctxt *ctx, int deleg_creds,
90 gss_buffer_desc *recv_tok, gss_buffer_desc *send_tok, OM_uint32 *flags);
91 OM_uint32 ssh_gssapi_accept_ctx(Gssctxt *ctx,
92 gss_buffer_desc *recv_tok, gss_buffer_desc *send_tok, OM_uint32 *flags);
93 OM_uint32 ssh_gssapi_getclient(Gssctxt *ctx, ssh_gssapi_client *);
94 void ssh_gssapi_error(Gssctxt *ctx);
95 char *ssh_gssapi_last_error(Gssctxt *ctxt, OM_uint32 *maj, OM_uint32 *min);
96 void ssh_gssapi_build_ctx(Gssctxt **ctx);
97 void ssh_gssapi_delete_ctx(Gssctxt **ctx);
98 OM_uint32 ssh_gssapi_server_ctx(Gssctxt **ctx, gss_OID oid);
101 int ssh_gssapi_userok(char *name);
103 void ssh_gssapi_do_child(char ***envp, u_int *envsizep);
104 void ssh_gssapi_cleanup_creds(void *ignored);
105 void ssh_gssapi_storecreds(void);
109 #endif /* _SSH_GSS_H */