7686028718
Samba is starting to protect against bi-di attacks and the starting point is to require that input files be fully UTF-8. In 2021 this is a reasonable starting point anyway. Signed-off-by: Andrew Bartlett <abartlet@samba.org>
100 lines
3.0 KiB
C
100 lines
3.0 KiB
C
/*
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* Copyright (c) 2006 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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* Portions Copyright (c) 2009 Apple Inc. 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 "ntlm.h"
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void GSSAPI_CALLCONV
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_gss_ntlm_iter_creds_f(OM_uint32 flags,
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void *userctx ,
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void (*cred_iter)(void *, gss_OID, gss_cred_id_t))
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{
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#ifdef HAVE_KCM
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krb5_error_code ret;
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krb5_context context = NULL;
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krb5_storage *request, *response;
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krb5_data response_data;
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ret = krb5_init_context(&context);
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if (ret)
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goto done;
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ret = krb5_kcm_storage_request(context, KCM_OP_GET_NTLM_USER_LIST, &request);
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if (ret)
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goto done;
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ret = krb5_kcm_call(context, request, &response, &response_data);
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krb5_storage_free(request);
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if (ret)
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goto done;
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while (1) {
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uint32_t morep;
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char *user = NULL, *domain = NULL;
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ntlm_cred dn;
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ret = krb5_ret_uint32(response, &morep);
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if (ret) goto out;
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if (!morep) goto out;
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ret = krb5_ret_stringz(response, &user);
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if (ret) goto out;
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ret = krb5_ret_stringz(response, &domain);
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if (ret) {
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free(user);
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goto out;
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}
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dn = calloc(1, sizeof(*dn));
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if (dn == NULL) {
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free(user);
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free(domain);
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goto out;
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}
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dn->username = user;
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dn->domain = domain;
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cred_iter(userctx, GSS_NTLM_MECHANISM, (gss_cred_id_t)dn);
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}
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out:
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krb5_storage_free(response);
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krb5_data_free(&response_data);
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done:
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if (context)
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krb5_free_context(context);
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#endif /* HAVE_KCM */
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(*cred_iter)(userctx, NULL, NULL);
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}
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