2 * Copyright (c) 2007 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
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36 #include "mech_locl.h"
38 GSSAPI_LIB_FUNCTION OM_uint32 GSSAPI_LIB_CALL
39 gss_pseudo_random(OM_uint32
*minor_status
,
42 const gss_buffer_t prf_in
,
43 ssize_t desired_output_len
,
46 struct _gss_context
*ctx
= (struct _gss_context
*) context
;
47 gssapi_mech_interface m
;
48 OM_uint32 major_status
;
50 _mg_buffer_zero(prf_out
);
55 return GSS_S_NO_CONTEXT
;
60 if (m
->gm_pseudo_random
== NULL
)
61 return GSS_S_UNAVAILABLE
;
63 major_status
= (*m
->gm_pseudo_random
)(minor_status
, ctx
->gc_ctx
,
64 prf_key
, prf_in
, desired_output_len
,
66 if (major_status
!= GSS_S_COMPLETE
)
67 _gss_mg_error(m
, major_status
, *minor_status
);