2 * Copyright (c) 1999 - 2000 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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34 #include "gssapi_locl.h"
39 gss_import_sec_context (
40 OM_uint32
* minor_status
,
41 const gss_buffer_t interprocess_token
,
42 gss_ctx_id_t
* context_handle
45 OM_uint32 ret
= GSS_S_FAILURE
;
49 krb5_address local
, remote
;
50 krb5_address
*localp
, *remotep
;
52 gss_buffer_desc buffer
;
53 krb5_keyblock keyblock
;
59 sp
= krb5_storage_from_mem (interprocess_token
->value
,
60 interprocess_token
->length
);
62 *minor_status
= ENOMEM
;
66 *context_handle
= malloc(sizeof(**context_handle
));
67 if (*context_handle
== NULL
) {
68 *minor_status
= ENOMEM
;
69 krb5_storage_free (sp
);
73 kret
= krb5_auth_con_init (gssapi_krb5_context
,
74 &(*context_handle
)->auth_context
);
83 krb5_ret_int32 (sp
, &flags
);
85 /* retrieve the auth context */
87 ac
= (*context_handle
)->auth_context
;
88 krb5_ret_int32 (sp
, &ac
->flags
);
89 if (flags
& SC_LOCAL_ADDRESS
)
90 krb5_ret_address (sp
, localp
= &local
);
93 if (flags
& SC_REMOTE_ADDRESS
)
94 krb5_ret_address (sp
, remotep
= &remote
);
97 krb5_auth_con_setaddrs (gssapi_krb5_context
, ac
, localp
, remotep
);
99 krb5_free_address (gssapi_krb5_context
, localp
);
101 krb5_free_address (gssapi_krb5_context
, remotep
);
102 krb5_ret_int16 (sp
, &ac
->local_port
);
103 krb5_ret_int16 (sp
, &ac
->remote_port
);
104 if (flags
& SC_KEYBLOCK
) {
105 krb5_ret_keyblock (sp
, &keyblock
);
106 krb5_auth_con_setkey (gssapi_krb5_context
, ac
, &keyblock
);
107 krb5_free_keyblock_contents (gssapi_krb5_context
, &keyblock
);
109 if (flags
& SC_LOCAL_SUBKEY
) {
110 krb5_ret_keyblock (sp
, &keyblock
);
111 krb5_auth_con_setlocalsubkey (gssapi_krb5_context
, ac
, &keyblock
);
112 krb5_free_keyblock_contents (gssapi_krb5_context
, &keyblock
);
114 if (flags
& SC_REMOTE_SUBKEY
) {
115 krb5_ret_keyblock (sp
, &keyblock
);
116 krb5_auth_con_setremotesubkey (gssapi_krb5_context
, ac
, &keyblock
);
117 krb5_free_keyblock_contents (gssapi_krb5_context
, &keyblock
);
119 krb5_ret_int32 (sp
, &ac
->local_seqnumber
);
120 krb5_ret_int32 (sp
, &ac
->remote_seqnumber
);
126 krb5_ret_data (sp
, &data
);
127 ac
->authenticator
= malloc (sizeof (*ac
->authenticator
));
128 if (ac
->authenticator
== NULL
) {
129 *minor_status
= ENOMEM
;
134 kret
= decode_Authenticator (data
.data
, data
.length
,
135 ac
->authenticator
, &sz
);
136 krb5_data_free (&data
);
138 *minor_status
= kret
;
145 krb5_ret_int32 (sp
, &tmp
);
147 krb5_ret_int32 (sp
, &tmp
);
152 krb5_ret_data (sp
, &data
);
153 buffer
.value
= data
.data
;
154 buffer
.length
= data
.length
;
156 gss_import_name (minor_status
, &buffer
, GSS_C_NO_OID
,
157 &(*context_handle
)->source
);
158 krb5_data_free (&data
);
160 krb5_ret_data (sp
, &data
);
161 buffer
.value
= data
.data
;
162 buffer
.length
= data
.length
;
164 gss_import_name (minor_status
, &buffer
, GSS_C_NO_OID
,
165 &(*context_handle
)->target
);
166 krb5_data_free (&data
);
168 krb5_ret_int32 (sp
, &tmp
);
169 (*context_handle
)->flags
= tmp
;
170 krb5_ret_int32 (sp
, &tmp
);
171 (*context_handle
)->more_flags
= tmp
;
173 (*context_handle
)->ticket
= NULL
;
175 return GSS_S_COMPLETE
;
178 krb5_auth_con_free (gssapi_krb5_context
,
179 (*context_handle
)->auth_context
);
180 free (*context_handle
);
181 *context_handle
= GSS_C_NO_CONTEXT
;