lib/param/loadparm.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    type definitions for loadparm
   5
   6    Copyright (C) Karl Auer 1993-1998
   7
   8    Largely re-written by Andrew Tridgell, September 1994
   9
  10    Copyright (C) Simo Sorce 2001
  11    Copyright (C) Alexander Bokovoy 2002
  12    Copyright (C) Stefan (metze) Metzmacher 2002
  13    Copyright (C) Jim McDonough (jmcd@us.ibm.com)  2003.
  14    Copyright (C) James Myers 2003 <myersjj@samba.org>
  15
  16    This program is free software; you can redistribute it and/or modify
  17    it under the terms of the GNU General Public License as published by
  18    the Free Software Foundation; either version 3 of the License, or
  19    (at your option) any later version.
  20
  21    This program is distributed in the hope that it will be useful,
  22    but WITHOUT ANY WARRANTY; without even the implied warranty of
  23    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24    GNU General Public License for more details.
  25
  26    You should have received a copy of the GNU General Public License
  27    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  28 */
  29
  30 #ifndef _LOADPARM_H
  31 #define _LOADPARM_H
  32
  33 #include <talloc.h>
  34
  35 struct parmlist_entry {
  36         struct parmlist_entry *prev, *next;
  37         char *key;
  38         char *value;
  39         char **list; /* For the source3 parametric options, to save the parsed list */
  40         int priority;
  41 };
  42
  43 struct parmlist {
  44         struct parmlist_entry *entries;
  45 };
  46
  47 /* the following are used by loadparm for option lists */
  48 typedef enum {
  49         P_BOOL,P_BOOLREV,P_CHAR,P_INTEGER,P_OCTAL,P_LIST,
  50         P_STRING,P_USTRING,P_ENUM,P_BYTES,P_CMDLIST
  51 } parm_type;
  52
  53 typedef enum {
  54         P_LOCAL,P_GLOBAL,P_NONE
  55 } parm_class;
  56
  57 struct enum_list {
  58         int value;
  59         const char *name;
  60 };
  61
  62 struct loadparm_service;
  63 struct loadparm_context {
  64         const char *szConfigFile;
  65         struct loadparm_global *globals;
  66         struct loadparm_service **services;
  67         struct loadparm_service *sDefault;
  68         struct smb_iconv_handle *iconv_handle;
  69         int iNumServices;
  70         struct loadparm_service *currentService;
  71         bool bInGlobalSection;
  72         struct file_lists *file_lists;
  73         unsigned int *flags;
  74         bool loaded;
  75         bool refuse_free;
  76         bool global; /* Is this the global context, which may set
  77                       * global variables such as debug level etc? */
  78         const struct loadparm_s3_helpers *s3_fns;
  79 };
  80
  81 struct parm_struct {
  82         const char *label;
  83         parm_type type;
  84         parm_class p_class;
  85         offset_t offset;
  86         bool (*special)(struct loadparm_context *lpcfg_ctx,
  87                         struct loadparm_service *, const char *, char **);
  88         const struct enum_list *enum_list;
  89         unsigned flags;
  90         union {
  91                 bool bvalue;
  92                 int ivalue;
  93                 char *svalue;
  94                 char cvalue;
  95                 char **lvalue;
  96         } def;
  97 };
  98
  99 extern struct parm_struct parm_table[];
 100
 101 struct file_lists {
 102         struct file_lists *next;
 103         char *name;
 104         char *subfname;
 105         struct timespec modtime;
 106 };
 107
 108 #define DEFAULT_NAME_RESOLVE_ORDER "lmhosts wins host bcast"
 109 #define FLAG_DEPRECATED 0x1000 /* options that should no longer be used */
 110 #define FLAG_SYNONYM    0x2000 /* options that is a synonym of another option */
 111 #define FLAG_CMDLINE    0x10000 /* option has been overridden */
 112 #define FLAG_DEFAULT    0x20000 /* this option was a default */
 113
 114 /* This defines the section name in the configuration file that will
 115    refer to the special "printers" service */
 116 #ifndef PRINTERS_NAME
 117 #define PRINTERS_NAME "printers"
 118 #endif
 119
 120 /* This defines the section name in the configuration file that will
 121    refer to the special "homes" service */
 122 #ifndef HOMES_NAME
 123 #define HOMES_NAME "homes"
 124 #endif
 125
 126 /* This defines the section name in the configuration file that will contain */
 127 /* global parameters - that is, parameters relating to the whole server, not */
 128 /* just services. This name is then reserved, and may not be used as a       */
 129 /* a service name. It will default to "global" if not defined here.          */
 130 #ifndef GLOBAL_NAME
 131 #define GLOBAL_NAME "global"
 132 #define GLOBAL_NAME2 "globals"
 133 #endif
 134
 135 /* The default workgroup - usually overridden in smb.conf */
 136 #ifndef DEFAULT_WORKGROUP
 137 #define DEFAULT_WORKGROUP "WORKGROUP"
 138 #endif
 139
 140 /* types of configuration backends for loadparm */
 141 #define CONFIG_BACKEND_FILE 0
 142 #define CONFIG_BACKEND_REGISTRY 1
 143
 144 /*
 145    Do you want session setups at user level security with a invalid
 146    password to be rejected or allowed in as guest? WinNT rejects them
 147    but it can be a pain as it means "net view" needs to use a password
 148
 149    You have 3 choices in the setting of map_to_guest:
 150
 151    "NEVER_MAP_TO_GUEST" means session setups with an invalid password
 152    are rejected. This is the default.
 153
 154    "MAP_TO_GUEST_ON_BAD_USER" means session setups with an invalid password
 155    are rejected, unless the username does not exist, in which case it
 156    is treated as a guest login
 157
 158    "MAP_TO_GUEST_ON_BAD_PASSWORD" means session setups with an invalid password
 159    are treated as a guest login
 160
 161    Note that map_to_guest only has an effect in user or server
 162    level security.
 163 */
 164
 165 #define NEVER_MAP_TO_GUEST              0
 166 #define MAP_TO_GUEST_ON_BAD_USER        1
 167 #define MAP_TO_GUEST_ON_BAD_PASSWORD    2
 168 #define MAP_TO_GUEST_ON_BAD_UID         3
 169
 170 /*
 171  * This should be under the HAVE_KRB5 flag but since they're used
 172  * in lp_kerberos_method(), they need to be always available
 173  * If you add any entries to KERBEROS_VERIFY defines, please modify USE.*KEYTAB macros
 174  * so they remain accurate.
 175  */
 176
 177 #define KERBEROS_VERIFY_SECRETS 0
 178 #define KERBEROS_VERIFY_SYSTEM_KEYTAB 1
 179 #define KERBEROS_VERIFY_DEDICATED_KEYTAB 2
 180 #define KERBEROS_VERIFY_SECRETS_AND_KEYTAB 3
 181
 182 #define KERBEROS_ETYPES_ALL 0
 183 #define KERBEROS_ETYPES_STRONG 1
 184 #define KERBEROS_ETYPES_LEGACY 2
 185
 186 /* ACL compatibility */
 187 enum acl_compatibility {ACL_COMPAT_AUTO, ACL_COMPAT_WINNT, ACL_COMPAT_WIN2K};
 188
 189 /* printing types */
 190 enum printing_types {PRINT_BSD,PRINT_SYSV,PRINT_AIX,PRINT_HPUX,
 191                      PRINT_QNX,PRINT_PLP,PRINT_LPRNG,PRINT_SOFTQ,
 192                      PRINT_CUPS,PRINT_LPRNT,PRINT_LPROS2,PRINT_IPRINT
 193 #if defined(DEVELOPER) || defined(ENABLE_SELFTEST)
 194 ,PRINT_TEST,PRINT_VLP
 195 #endif /* DEVELOPER */
 196 };
 197
 198 #define SERVER_TCP_LOW_PORT  49152
 199 #define SERVER_TCP_HIGH_PORT 65535
 200
 201 #define SERVER_TCP_PORT_MIN 1024
 202 #define SERVER_TCP_PORT_MAX 65535
 203
 204
 205
 206 enum ldap_server_require_strong_auth {
 207         LDAP_SERVER_REQUIRE_STRONG_AUTH_NO,
 208         LDAP_SERVER_REQUIRE_STRONG_AUTH_ALLOW_SASL_OVER_TLS,
 209         LDAP_SERVER_REQUIRE_STRONG_AUTH_YES,
 210 };
 211
 212 /* DNS update settings */
 213 enum dns_update_settings {DNS_UPDATE_OFF, DNS_UPDATE_ON, DNS_UPDATE_SIGNED};
 214
 215 /* MDNS name sources */
 216 enum mdns_name_values {MDNS_NAME_NETBIOS, MDNS_NAME_MDNS};
 217
 218 /* LDAP SSL options */
 219 enum ldap_ssl_types {LDAP_SSL_OFF, LDAP_SSL_START_TLS};
 220
 221 /* LDAP PASSWD SYNC methods */
 222 enum ldap_passwd_sync_types {LDAP_PASSWD_SYNC_ON, LDAP_PASSWD_SYNC_OFF, LDAP_PASSWD_SYNC_ONLY};
 223
 224 /* map readonly options */
 225 enum mapreadonly_options {MAP_READONLY_NO, MAP_READONLY_YES, MAP_READONLY_PERMISSIONS};
 226
 227 /* case handling */
 228 enum case_handling {CASE_LOWER,CASE_UPPER};
 229
 230 /* inherit owner options */
 231 enum inheritowner_options {
 232         INHERIT_OWNER_NO,
 233         INHERIT_OWNER_WINDOWS_AND_UNIX,
 234         INHERIT_OWNER_UNIX_ONLY
 235 };
 236
 237 /* mangled names options */
 238 enum mangled_names_options {MANGLED_NAMES_NO, MANGLED_NAMES_YES, MANGLED_NAMES_ILLEGAL};
 239
 240 /* Spotlight backend options */
 241 enum spotlight_backend_options {
 242         SPOTLIGHT_BACKEND_NOINDEX,
 243         SPOTLIGHT_BACKEND_TRACKER,
 244         SPOTLIGHT_BACKEND_ES,
 245 };
 246
 247 /* FIPS values */
 248 enum samba_weak_crypto {
 249         SAMBA_WEAK_CRYPTO_UNKNOWN,
 250         SAMBA_WEAK_CRYPTO_ALLOWED,
 251         SAMBA_WEAK_CRYPTO_DISALLOWED,
 252 };
 253
 254 /* Controlling the storage of the NT password has on the AD DC */
 255 enum store_nt_hash {
 256         NT_HASH_STORE_AUTO,
 257         NT_HASH_STORE_NEVER,
 258         NT_HASH_STORE_ALWAYS
 259 };
 260
 261 /*
 262  * Default passwd chat script.
 263  */
 264 #ifndef DEFAULT_PASSWD_CHAT
 265 #define DEFAULT_PASSWD_CHAT "*new*password* %n\\n *new*password* %n\\n *changed*"
 266 #endif
 267
 268 /* Max number of jobs per print queue. */
 269 #ifndef PRINT_MAX_JOBID
 270 #define PRINT_MAX_JOBID 10000
 271 #endif
 272
 273 /* the default guest account - allow override via CFLAGS */
 274 #ifndef GUEST_ACCOUNT
 275 #define GUEST_ACCOUNT "nobody"
 276 #endif
 277
 278 /* SMB2 defaults */
 279 #define DEFAULT_SMB2_MAX_READ (8*1024*1024)
 280 #define DEFAULT_SMB2_MAX_WRITE (8*1024*1024)
 281 #define DEFAULT_SMB2_MAX_TRANSACT (8*1024*1024)
 282 #define DEFAULT_SMB2_MAX_CREDITS 8192
 283
 284 #define DEFAULT_SMB3_SIGNING_ALGORITHMS "AES-128-GMAC AES-128-CMAC HMAC-SHA256"
 285 #define DEFAULT_SMB3_ENCRYPTION_ALGORITHMS "AES-128-GCM AES-128-CCM AES-256-GCM AES-256-CCM"
 286
 287 #define LOADPARM_EXTRA_LOCALS                                           \
 288         int usershare;                                                  \
 289         struct timespec usershare_last_mod;                             \
 290         char *szService;                                                \
 291         struct parmlist_entry *param_opt;                               \
 292         struct bitmap *copymap;                                         \
 293         char dummy[3];          /* for alignment */
 294
 295 #include "lib/param/param_local.h"
 296
 297 #define LOADPARM_EXTRA_GLOBALS \
 298         struct parmlist_entry *param_opt;                               \
 299         char *dnsdomain;                                                \
 300         int rpc_low_port;                                               \
 301         int rpc_high_port;                                              \
 302         enum samba_weak_crypto weak_crypto;
 303
 304 const char* server_role_str(uint32_t role);
 305 int lp_find_server_role(int server_role, int security, int domain_logons, int domain_master);
 306 int lp_find_security(int server_role, int security);
 307 bool lp_is_security_and_server_role_valid(int server_role, int security);
 308
 309 struct loadparm_global * get_globals(void);
 310 unsigned int * get_flags(void);
 311 int getservicebyname(const char *, struct loadparm_service *);
 312 bool lp_include(struct loadparm_context *, struct loadparm_service *,
 313                 const char *, char **);
 314 bool lp_do_section(const char *pszSectionName, void *userdata);
 315 bool store_lp_set_cmdline(const char *pszParmName, const char *pszParmValue);
 316
 317 int num_parameters(void);
 318 int32_t lpcfg_parse_enum_vals(const char *param_name,
 319                               const char *param_value);
 320
 321 struct loadparm_substitution;
 322 #ifdef LOADPARM_SUBSTITUTION_INTERNALS
 323 struct loadparm_substitution {
 324         char *(*substituted_string_fn)(
 325                         TALLOC_CTX *mem_ctx,
 326                         const struct loadparm_substitution *lp_sub,
 327                         const char *raw_value,
 328                         void *private_data);
 329         void *private_data;
 330 };
 331 #endif /* LOADPARM_SUBSTITUTION_INTERNALS */
 332
 333 const struct loadparm_substitution *lpcfg_noop_substitution(void);
 334 char *lpcfg_substituted_string(TALLOC_CTX *mem_ctx,
 335                                const struct loadparm_substitution *lp_sub,
 336                                const char *raw_value);
 337
 338 #endif /* _LOADPARM_H */