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73 lines
2.6 KiB
C
73 lines
2.6 KiB
C
/*
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* Copyright (c) 2007 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/* $FreeBSD$ */
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/* $Id: gss_pseudo_random.c 20053 2007-01-24 01:31:35Z lha $ */
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#include <gssapi/gssapi.h>
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#include "mech_switch.h"
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#include "context.h"
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#include "utils.h"
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OM_uint32
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gss_pseudo_random(OM_uint32 *minor_status,
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gss_ctx_id_t context,
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int prf_key,
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const gss_buffer_t prf_in,
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ssize_t desired_output_len,
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gss_buffer_t prf_out)
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{
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struct _gss_context *ctx = (struct _gss_context *) context;
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struct _gss_mech_switch *m = ctx->gc_mech;
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OM_uint32 major_status;
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_gss_buffer_zero(prf_out);
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*minor_status = 0;
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if (ctx == NULL) {
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*minor_status = 0;
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return GSS_S_NO_CONTEXT;
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}
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if (m->gm_pseudo_random == NULL)
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return GSS_S_UNAVAILABLE;
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major_status = (*m->gm_pseudo_random)(minor_status, ctx->gc_ctx,
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prf_key, prf_in, desired_output_len,
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prf_out);
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if (major_status != GSS_S_COMPLETE)
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_gss_mg_error(m, major_status, *minor_status);
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return major_status;
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}
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