8eb2b0ceea
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@12579 ec53bebd-3082-4978-b11e-865c3cabbd6b
123 lines
3.5 KiB
C
123 lines
3.5 KiB
C
/*
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* Copyright (c) 2003 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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#include "gssapi_locl.h"
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RCSID("$Id$");
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static krb5_error_code
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check_compat(OM_uint32 *minor_status, gss_name_t name,
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const char *option, krb5_boolean *compat,
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krb5_boolean match_val)
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{
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krb5_error_code ret = 0;
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char **p, **q;
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krb5_principal match;
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p = krb5_config_get_strings(gssapi_krb5_context, NULL, "gssapi",
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option, NULL);
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if(p == NULL)
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return 0;
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match = NULL;
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for(q = p; *q; q++) {
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ret = krb5_parse_name(gssapi_krb5_context, *q, &match);
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if (ret)
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break;
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if (krb5_principal_match(gssapi_krb5_context, name, match)) {
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*compat = match_val;
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break;
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}
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krb5_free_principal(gssapi_krb5_context, match);
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match = NULL;
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}
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if (match)
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krb5_free_principal(gssapi_krb5_context, match);
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krb5_config_free_strings(p);
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if (ret) {
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*minor_status = ret;
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return GSS_S_FAILURE;
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}
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return 0;
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}
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OM_uint32
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_gss_DES3_get_mic_compat(OM_uint32 *minor_status, gss_ctx_id_t ctx)
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{
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krb5_boolean use_compat = FALSE;
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OM_uint32 ret;
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if ((ctx->more_flags & COMPAT_OLD_DES3_SELECTED) == 0) {
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ret = check_compat(minor_status, ctx->target,
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"broken_des3_mic", &use_compat, TRUE);
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if (ret) {
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HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
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return ret;
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}
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ret = check_compat(minor_status, ctx->target,
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"correct_des3_mic", &use_compat, FALSE);
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if (ret) {
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HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
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return ret;
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}
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if (use_compat)
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ctx->more_flags |= COMPAT_OLD_DES3;
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ctx->more_flags |= COMPAT_OLD_DES3_SELECTED;
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}
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return 0;
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}
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OM_uint32
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gss_krb5_compat_des3_mic(OM_uint32 *minor_status, gss_ctx_id_t ctx, int on)
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{
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*minor_status = 0;
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HEIMDAL_MUTEX_lock(&ctx->ctx_id_mutex);
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if (on) {
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ctx->more_flags |= COMPAT_OLD_DES3;
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} else {
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ctx->more_flags &= ~COMPAT_OLD_DES3;
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}
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ctx->more_flags |= COMPAT_OLD_DES3_SELECTED;
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HEIMDAL_MUTEX_unlock(&ctx->ctx_id_mutex);
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return 0;
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}
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