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/*
* adcli
*
* Copyright (C) 2012 Red Hat Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*
* Author: Stef Walter <stefw@gnome.org>
*/
#ifndef ADPRIVATE_H_
#define ADPRIVATE_H_
#include "adattrs.h"
#include "adconn.h"
#include <stdarg.h>
#include <limits.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdint.h>
#include <ldap.h>
#ifndef HOST_NAME_MAX
#define HOST_NAME_MAX 255
#endif
/* Some constants for the userAccountControl AD LDAP attribute, see e.g.
* https://support.microsoft.com/en-us/help/305144/how-to-use-the-useraccountcontrol-flags-to-manipulate-user-account-pro
* for details. */
#define UAC_ACCOUNTDISABLE 0x0002
#define UAC_WORKSTATION_TRUST_ACCOUNT 0x1000
#define UAC_DONT_EXPIRE_PASSWORD 0x10000
#define UAC_TRUSTED_FOR_DELEGATION 0x80000
/* Utilities */
#if !defined(__cplusplus) && (__GNUC__ > 2)
#define GNUC_PRINTF(x, y) __attribute__((__format__(__printf__, x, y)))
#define GNUC_WARN_UNUSED __attribute__((warn_unused_result))
#else
#define GNUC_PRINTF(x, y)
#define GNUC_WARN_UNUSED
#endif
/* For detecting clang features */
#ifndef __has_feature
#define __has_feature(x) 0
#endif
#ifndef CLANG_ANALYZER_NORETURN
#if __has_feature(attribute_analyzer_noreturn)
#define CLANG_ANALYZER_NORETURN __attribute__((analyzer_noreturn))
#else
#define CLANG_ANALYZER_NORETURN
#endif
#endif
#define return_val_if_fail(x, v) \
do { if (!(x)) { \
_adcli_precond_failed ("adcli: '%s' not true at %s\n", #x, __func__); \
return v; \
} } while (0)
#define return_unexpected_if_fail(x) \
return_val_if_fail ((x), ADCLI_ERR_UNEXPECTED)
#define return_if_fail(x) \
do { if (!(x)) { \
_adcli_precond_failed ("adcli: '%s' not true at %s\n", #x, __func__); \
return; \
} } while (0)
#define return_if_reached() \
do { \
_adcli_precond_failed ("adcli: shouldn't be reached at %s\n", __func__); \
return; \
} while (0)
#define return_val_if_reached(v) \
do { \
_adcli_precond_failed ("adcli: shouldn't be reached at %s\n", __func__); \
return v; \
} while (0)
#define return_unexpected_if_reached() \
return_val_if_reached (ADCLI_ERR_UNEXPECTED)
void _adcli_precond_failed (const char *message,
...) GNUC_PRINTF (1, 2)
CLANG_ANALYZER_NORETURN;
void _adcli_err (const char *format,
...) GNUC_PRINTF(1, 2);
void _adcli_warn (const char *format,
...) GNUC_PRINTF(1, 2);
void _adcli_info (const char *format,
...) GNUC_PRINTF(1, 2);
int _adcli_strv_len (char **strv);
char ** _adcli_strv_add (char **strv,
char *string,
int *length) GNUC_WARN_UNUSED;
char ** _adcli_strv_add_unique (char **strv,
char *string,
int *length,
bool case_sensitive) GNUC_WARN_UNUSED;
void _adcli_strv_remove_unsorted (char **strv,
const char *string,
int *length);
void _adcli_strv_free (char **strv);
int _adcli_strv_has (char **strv,
const char *str);
int _adcli_strv_has_ex (char **strv,
const char *str,
int (* compare) (const char *match, const char*value));
char ** _adcli_strv_dup (char **strv) GNUC_WARN_UNUSED;
char * _adcli_strv_join (char **strv,
const char *delim);
void _adcli_str_up (char *str);
void _adcli_str_down (char *str);
int _adcli_str_is_up (const char *str);
int _adcli_str_has_prefix (const char *str,
const char *prefix);
int _adcli_str_has_suffix (const char *str,
const char *suffix);
char * _adcli_bin_sid_to_str (const uint8_t *data,
size_t len);
char * _adcli_str_dupn (void *data,
size_t len);
void _adcli_str_set (char **field,
const char *value);
void _adcli_strv_set (char ***field,
const char **value);
int _adcli_password_free (char *password);
int _adcli_write_all (int fd,
const char *buf,
int len);
/* Connection helpers */
char * _adcli_calc_reset_password (const char *computer_name);
char * _adcli_calc_netbios_name (const char *host_fqdn);
krb5_error_code _adcli_kinit_computer_creds (adcli_conn *conn,
const char *in_tkt_service,
krb5_ccache ccache,
krb5_creds *creds);
krb5_error_code _adcli_kinit_user_creds (adcli_conn *conn,
const char *in_tkt_service,
krb5_ccache ccache,
krb5_creds *creds);
/* LDAP helpers */
adcli_result _adcli_ldap_handle_failure (LDAP *ldap,
adcli_result defres,
const char *desc,
...) GNUC_PRINTF(3, 4);
char * _adcli_ldap_parse_sid (LDAP *ldap,
LDAPMessage *results,
const char *attr_name);
char * _adcli_ldap_parse_value (LDAP *ldap,
LDAPMessage *results,
const char *attr_name);
char ** _adcli_ldap_parse_values (LDAP *ldap,
LDAPMessage *results,
const char *attr_name);
char * _adcli_ldap_parse_dn (LDAP *ldap,
LDAPMessage *results);
int _adcli_ldap_ber_case_equal (struct berval *one,
struct berval *two);
int _adcli_ldap_have_vals (struct berval **want,
struct berval **have);
int _adcli_ldap_have_in_mod (LDAPMod *want,
struct berval **have);
char * _adcli_ldap_escape_filter (const char *value);
int _adcli_ldap_dn_has_ancestor (const char *dn,
const char *ancestor);
int _adcli_ldap_mod_compar (void *match,
void *mod);
int _adcli_ldap_filter_for_add (void *unused,
void *mod);
LDAPMod * _adcli_ldap_mod_new (int mod_op,
const char *type,
const char **values);
LDAPMod * _adcli_ldap_mod_new1 (int mod_op,
const char *type,
const char *value);
void _adcli_ldap_mod_free (void *mod);
char * _adcli_ldap_mods_to_string (LDAPMod **mods);
/* KRB5 helpers */
adcli_result _adcli_krb5_init_context (krb5_context *k5);
adcli_result _adcli_krb5_open_keytab (krb5_context k5,
const char *keytab_name,
krb5_keytab *keytab);
krb5_error_code _adcli_krb5_build_principal (krb5_context k5,
const char *user,
const char *realm,
krb5_principal *principal);
krb5_error_code _adcli_krb5_keytab_clear (krb5_context k5,
krb5_keytab keytab,
krb5_boolean (* match_func) (krb5_context,
krb5_keytab_entry *, void *),
void *match_data);
krb5_error_code _adcli_krb5_keytab_clear_all (krb5_context k5,
krb5_keytab keytab);
krb5_error_code _adcli_krb5_keytab_enumerate (krb5_context k5,
krb5_keytab keytab,
krb5_boolean (* match_func) (krb5_context,
krb5_keytab_entry *, void *),
void *match_data);
krb5_error_code _adcli_krb5_keytab_add_entries (krb5_context k5,
krb5_keytab keytab,
krb5_principal princpal,
krb5_kvno kvno,
krb5_data *password,
krb5_enctype *enctypes,
krb5_data *salt);
krb5_error_code _adcli_krb5_keytab_test_salt (krb5_context k5,
krb5_keytab scratch,
krb5_principal principal,
krb5_kvno kvno,
krb5_data *password,
krb5_enctype *enctypes,
krb5_data *salt);
krb5_error_code _adcli_krb5_keytab_discover_salt (krb5_context k5,
krb5_principal principal,
krb5_kvno kvno,
krb5_data *password,
krb5_enctype *enctypes,
krb5_data *salts,
int *discovered);
krb5_error_code _adcli_krb5_w2k3_salt (krb5_context k5,
krb5_principal principal,
const char *host_netbios,
krb5_data *salt);
krb5_enctype * _adcli_krb5_parse_enctypes (const char *value);
char * _adcli_krb5_format_enctypes (krb5_enctype *enctypes);
krb5_error_code _adcli_krb5_keytab_copy_entries (krb5_context k5,
krb5_keytab keytab,
krb5_principal principal,
krb5_kvno kvno,
krb5_enctype *enctypes);
struct _adcli_attrs {
LDAPMod **mods;
int len;
};
bool _adcli_check_nt_time_string_lifetime (const char *nt_time_string, unsigned int lifetime);
adcli_result _adcli_call_external_program (const char *binary,
char * const *argv,
char * const *envp,
const char *stdin_data,
uint8_t **stdout_data,
size_t *stdout_data_len);
#endif /* ADPRIVATE_H_ */
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