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9b261c008a
Also including the supporting changes required to pass make test A number of heimdal functions and constants have changed since we last imported a tree (for the better, but inconvenient for us). Andrew Bartlett
110 lines
3.2 KiB
C
110 lines
3.2 KiB
C
/*
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Unix SMB/CIFS implementation.
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simple kerberos5 routines for active directory
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Copyright (C) Andrew Tridgell 2001
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Copyright (C) Luke Howard 2002-2003
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Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "system/network.h"
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#include "system/kerberos.h"
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#include "system/time.h"
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#include "auth/kerberos/kerberos.h"
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#ifdef HAVE_KRB5
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#if defined(HAVE_KRB5_PRINCIPAL2SALT) && defined(HAVE_KRB5_USE_ENCTYPE) && defined(HAVE_KRB5_STRING_TO_KEY) && defined(HAVE_KRB5_ENCRYPT_BLOCK)
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int create_kerberos_key_from_string(krb5_context context,
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krb5_principal host_princ,
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krb5_data *password,
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krb5_keyblock *key,
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krb5_enctype enctype)
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{
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int ret;
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krb5_data salt;
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krb5_encrypt_block eblock;
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ret = krb5_principal2salt(context, host_princ, &salt);
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if (ret) {
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DEBUG(1,("krb5_principal2salt failed (%s)\n", error_message(ret)));
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return ret;
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}
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krb5_use_enctype(context, &eblock, enctype);
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ret = krb5_string_to_key(context, &eblock, key, password, &salt);
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SAFE_FREE(salt.data);
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return ret;
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}
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#elif defined(HAVE_KRB5_GET_PW_SALT) && defined(HAVE_KRB5_STRING_TO_KEY_SALT)
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int create_kerberos_key_from_string(krb5_context context,
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krb5_principal host_princ,
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krb5_data *password,
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krb5_keyblock *key,
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krb5_enctype enctype)
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{
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int ret;
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krb5_salt salt;
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ret = krb5_get_pw_salt(context, host_princ, &salt);
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if (ret) {
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DEBUG(1,("krb5_get_pw_salt failed (%s)\n", error_message(ret)));
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return ret;
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}
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ret = krb5_string_to_key_salt(context, enctype, password->data,
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salt, key);
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krb5_free_salt(context, salt);
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return ret;
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}
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#else
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#error UNKNOWN_CREATE_KEY_FUNCTIONS
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#endif
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void kerberos_free_data_contents(krb5_context context, krb5_data *pdata)
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{
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if (pdata->data) {
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krb5_data_free(pdata);
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}
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}
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krb5_error_code smb_krb5_kt_free_entry(krb5_context context, krb5_keytab_entry *kt_entry)
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{
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#if defined(HAVE_KRB5_KT_FREE_ENTRY)
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return krb5_kt_free_entry(context, kt_entry);
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#elif defined(HAVE_KRB5_FREE_KEYTAB_ENTRY_CONTENTS)
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return krb5_free_keytab_entry_contents(context, kt_entry);
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#else
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#error UNKNOWN_KT_FREE_FUNCTION
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#endif
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}
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char *smb_get_krb5_error_message(krb5_context context, krb5_error_code code, TALLOC_CTX *mem_ctx)
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{
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char *ret;
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#if defined(HAVE_KRB5_GET_ERROR_MESSAGE) && defined(HAVE_KRB5_FREE_ERROR_MESSAGE)
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const char *context_error = krb5_get_error_message(context, code);
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if (context_error) {
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ret = talloc_asprintf(mem_ctx, "%s: %s", error_message(code), context_error);
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krb5_free_error_message(context, context_error);
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return ret;
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}
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#endif
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ret = talloc_strdup(mem_ctx, error_message(code));
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return ret;
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}
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#endif
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