lib/param/param.h

   1 /*
   2    Unix SMB/CIFS implementation.
   3    Generic parameter parsing interface
   4    Copyright (C) Jelmer Vernooij                                          2005
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #ifndef _PARAM_H /* _PARAM_H */
  21 #define _PARAM_H
  22
  23 struct loadparm_s3_context;
  24
  25 struct parmlist_entry;
  26
  27 struct param_context {
  28         struct param_section *sections;
  29 };
  30
  31 struct param_section {
  32         const char *name;
  33         struct param_section *prev, *next;
  34         struct parmlist *parameters;
  35 };
  36
  37 struct param_context;
  38 struct smbsrv_connection;
  39
  40 #define Auto (2)
  41
  42 #include "libds/common/roles.h"
  43
  44 struct loadparm_context;
  45 struct loadparm_service;
  46 struct smbcli_options;
  47 struct smbcli_session_options;
  48 struct gensec_settings;
  49
  50 #ifdef CONFIG_H_IS_FROM_SAMBA
  51 #include "param/param_proto.h"
  52 #endif
  53
  54 const char **lpcfg_interfaces(struct loadparm_context *);
  55 const char *lpcfg_realm(struct loadparm_context *);
  56 const char *lpcfg_netbios_name(struct loadparm_context *);
  57 const char *lpcfg_private_dir(struct loadparm_context *);
  58 int lpcfg_server_role(struct loadparm_context *);
  59 int lpcfg_allow_dns_updates(struct loadparm_context *);
  60
  61 void reload_charcnv(struct loadparm_context *lp_ctx);
  62
  63 struct loadparm_service *lpcfg_default_service(struct loadparm_context *lp_ctx);
  64
  65
  66 char *lpcfg_tls_keyfile(TALLOC_CTX *mem_ctx, struct loadparm_context *);
  67 char *lpcfg_tls_certfile(TALLOC_CTX *mem_ctx, struct loadparm_context *);
  68 char *lpcfg_tls_cafile(TALLOC_CTX *mem_ctx, struct loadparm_context *);
  69 char *lpcfg_tls_dhpfile(TALLOC_CTX *mem_ctx, struct loadparm_context *);
  70 char *lpcfg_tls_crlfile(TALLOC_CTX *mem_ctx, struct loadparm_context *);
  71
  72 const char *lpcfg_servicename(const struct loadparm_service *service);
  73
  74
  75 const char *lpcfg_get_parametric(struct loadparm_context *lp_ctx,
  76                               struct loadparm_service *service,
  77                               const char *type, const char *option);
  78
  79 const char *lpcfg_parm_string(struct loadparm_context *lp_ctx,
  80                            struct loadparm_service *service, const char *type,
  81                            const char *option);
  82 const char **lpcfg_parm_string_list(TALLOC_CTX *mem_ctx,
  83                                  struct loadparm_context *lp_ctx,
  84                                  struct loadparm_service *service,
  85                                  const char *type,
  86                                  const char *option, const char *separator);
  87 int lpcfg_parm_int(struct loadparm_context *lp_ctx,
  88                 struct loadparm_service *service, const char *type,
  89                 const char *option, int default_v);
  90 int lpcfg_parm_bytes(struct loadparm_context *lp_ctx,
  91                   struct loadparm_service *service, const char *type,
  92                   const char *option, int default_v);
  93 unsigned long lpcfg_parm_ulong(struct loadparm_context *lp_ctx,
  94                             struct loadparm_service *service, const char *type,
  95                             const char *option, unsigned long default_v);
  96 double lpcfg_parm_double(struct loadparm_context *lp_ctx,
  97                       struct loadparm_service *service, const char *type,
  98                       const char *option, double default_v);
  99 bool lpcfg_parm_bool(struct loadparm_context *lp_ctx,
 100                      struct loadparm_service *service, const char *type,
 101                      const char *option, bool default_v);
 102 struct loadparm_service *lpcfg_add_service(struct loadparm_context *lp_ctx,
 103                                      const struct loadparm_service *pservice,
 104                                      const char *name);
 105 bool lpcfg_add_home(struct loadparm_context *lp_ctx,
 106                  const char *pszHomename,
 107                  struct loadparm_service *default_service,
 108                  const char *user, const char *pszHomedir);
 109 bool lpcfg_add_printer(struct loadparm_context *lp_ctx,
 110                     const char *pszPrintername,
 111                     struct loadparm_service *default_service);
 112 struct parm_struct *lpcfg_parm_struct(struct loadparm_context *lp_ctx, const char *name);
 113 void *lpcfg_parm_ptr(struct loadparm_context *lp_ctx,
 114                   struct loadparm_service *service, struct parm_struct *parm);
 115 bool lpcfg_parm_is_cmdline(struct loadparm_context *lp_ctx, const char *name);
 116 bool lpcfg_file_list_changed(struct loadparm_context *lp_ctx);
 117
 118 bool lpcfg_do_global_parameter(struct loadparm_context *lp_ctx,
 119                             const char *pszParmName, const char *pszParmValue);
 120 bool lpcfg_do_service_parameter(struct loadparm_context *lp_ctx,
 121                              struct loadparm_service *service,
 122                              const char *pszParmName, const char *pszParmValue);
 123
 124 /**
 125  * Process a parameter.
 126  */
 127 bool lpcfg_do_global_parameter_var(struct loadparm_context *lp_ctx,
 128                                 const char *pszParmName, const char *fmt, ...);
 129 bool lpcfg_set_cmdline(struct loadparm_context *lp_ctx, const char *pszParmName,
 130                     const char *pszParmValue);
 131 bool lpcfg_set_option(struct loadparm_context *lp_ctx, const char *option);
 132
 133 /**
 134  * Display the contents of a single services record.
 135  */
 136 bool lpcfg_dump_a_parameter(struct loadparm_context *lp_ctx,
 137                          struct loadparm_service *service,
 138                          const char *parm_name, FILE * f);
 139
 140 /**
 141  * Return info about the next service  in a service. snum==-1 gives the globals.
 142  * Return NULL when out of parameters.
 143  */
 144 struct parm_struct *lpcfg_next_parameter(struct loadparm_context *lp_ctx, int snum, int *i,
 145                                       int allparameters);
 146
 147 /**
 148  * Unload unused services.
 149  */
 150 void lpcfg_killunused(struct loadparm_context *lp_ctx,
 151                    struct smbsrv_connection *smb,
 152                    bool (*snumused) (struct smbsrv_connection *, int));
 153
 154 /**
 155  * Initialise the global parameter structure.
 156  */
 157 struct loadparm_context *loadparm_init(TALLOC_CTX *mem_ctx);
 158 struct loadparm_context *loadparm_init_global(bool load_default);
 159 const char *lpcfg_configfile(struct loadparm_context *lp_ctx);
 160 bool lpcfg_load_default(struct loadparm_context *lp_ctx);
 161 const char *lp_default_path(void);
 162
 163 /**
 164  * Load the services array from the services file.
 165  *
 166  * Return True on success, False on failure.
 167  */
 168 bool lpcfg_load(struct loadparm_context *lp_ctx, const char *filename);
 169
 170 /**
 171  * Return the max number of services.
 172  */
 173 int lpcfg_numservices(struct loadparm_context *lp_ctx);
 174
 175 /**
 176  * Display the contents of the services array in human-readable form.
 177  */
 178 void lpcfg_dump(struct loadparm_context *lp_ctx, FILE *f, bool show_defaults,
 179              int maxtoprint);
 180
 181 /**
 182  * Display the contents of one service in human-readable form.
 183  */
 184 void lpcfg_dump_one(FILE *f, bool show_defaults, struct loadparm_service *service, struct loadparm_service *sDefault);
 185 struct loadparm_service *lpcfg_servicebynum(struct loadparm_context *lp_ctx,
 186                                          int snum);
 187 struct loadparm_service *lpcfg_service(struct loadparm_context *lp_ctx,
 188                                     const char *service_name);
 189
 190 /**
 191  * A useful volume label function.
 192  */
 193 const char *lp_cfg_volume_label(struct loadparm_service *service, struct loadparm_service *sDefault);
 194
 195 /**
 196  * If we are PDC then prefer us as DMB
 197  */
 198 const char *lpcfg_printername(struct loadparm_service *service, struct loadparm_service *sDefault);
 199
 200 /**
 201  * Return the max print jobs per queue.
 202  */
 203 int lpcfg_maxprintjobs(struct loadparm_service *service, struct loadparm_service *sDefault);
 204 struct smb_iconv_handle *lpcfg_iconv_handle(struct loadparm_context *lp_ctx);
 205 void lpcfg_smbcli_options(struct loadparm_context *lp_ctx,
 206                          struct smbcli_options *options);
 207 void lpcfg_smbcli_session_options(struct loadparm_context *lp_ctx,
 208                                  struct smbcli_session_options *options);
 209 const char **lpcfg_smb_ports(struct loadparm_context *);
 210 const char *lpcfg_socket_options(struct loadparm_context *);
 211 struct dcerpc_server_info *lpcfg_dcerpc_server_info(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx);
 212 struct gensec_settings *lpcfg_gensec_settings(TALLOC_CTX *, struct loadparm_context *);
 213
 214
 215 /* The following definitions come from param/generic.c  */
 216
 217 struct param_section *param_get_section(struct param_context *ctx, const char *name);
 218 struct parmlist_entry *param_section_get(struct param_section *section,
 219                                     const char *name);
 220 struct parmlist_entry *param_get (struct param_context *ctx, const char *name, const char *section_name);
 221 struct param_section *param_add_section(struct param_context *ctx, const char *section_name);
 222 struct parmlist_entry *param_get_add(struct param_context *ctx, const char *name, const char *section_name);
 223 const char *param_get_string(struct param_context *ctx, const char *param, const char *section);
 224 int param_set_string(struct param_context *ctx, const char *param, const char *value, const char *section);
 225 const char **param_get_string_list(struct param_context *ctx, const char *param, const char *separator, const char *section);
 226 int param_set_string_list(struct param_context *ctx, const char *param, const char **list, const char *section);
 227 int param_get_int(struct param_context *ctx, const char *param, int default_v, const char *section);
 228 void param_set_int(struct param_context *ctx, const char *param, int value, const char *section);
 229 unsigned long param_get_ulong(struct param_context *ctx, const char *param, unsigned long default_v, const char *section);
 230 void param_set_ulong(struct param_context *ctx, const char *name, unsigned long value, const char *section);
 231 struct param_context *param_init(TALLOC_CTX *mem_ctx);
 232 int param_read(struct param_context *ctx, const char *fn);
 233 int param_use(struct loadparm_context *lp_ctx, struct param_context *ctx);
 234 int param_write(struct param_context *ctx, const char *fn);
 235
 236 /* The following definitions come from param/util.c  */
 237
 238
 239 /**
 240  * @file
 241  * @brief Misc utility functions
 242  */
 243 bool lpcfg_is_mydomain(struct loadparm_context *lp_ctx,
 244                              const char *domain);
 245
 246 bool lpcfg_is_my_domain_or_realm(struct loadparm_context *lp_ctx,
 247                               const char *domain);
 248
 249 /**
 250   see if a string matches either our primary or one of our secondary
 251   netbios aliases. do a case insensitive match
 252 */
 253 bool lpcfg_is_myname(struct loadparm_context *lp_ctx, const char *name);
 254
 255 /**
 256  A useful function for returning a path in the Samba lock directory.
 257 **/
 258 char *lpcfg_lock_path(TALLOC_CTX* mem_ctx, struct loadparm_context *lp_ctx,
 259                          const char *name);
 260
 261 /**
 262  * @brief Returns an absolute path to a file in the directory containing the current config file
 263  *
 264  * @param name File to find, relative to the config file directory.
 265  *
 266  * @retval Pointer to a talloc'ed string containing the full path.
 267  **/
 268 char *lpcfg_config_path(TALLOC_CTX* mem_ctx, struct loadparm_context *lp_ctx,
 269                            const char *name);
 270
 271 /**
 272  * @brief Returns an absolute path to a file in the Samba private directory.
 273  *
 274  * @param name File to find, relative to PRIVATEDIR.
 275  * if name is not relative, then use it as-is
 276  *
 277  * @retval Pointer to a talloc'ed string containing the full path.
 278  **/
 279 char *lpcfg_private_path(TALLOC_CTX* mem_ctx,
 280                             struct loadparm_context *lp_ctx,
 281                             const char *name);
 282
 283 /**
 284   return a path in the smbd.tmp directory, where all temporary file
 285   for smbd go. If NULL is passed for name then return the directory
 286   path itself
 287 */
 288 char *smbd_tmp_path(TALLOC_CTX *mem_ctx,
 289                              struct loadparm_context *lp_ctx,
 290                              const char *name);
 291
 292 const char *lpcfg_imessaging_path(TALLOC_CTX *mem_ctx,
 293                                        struct loadparm_context *lp_ctx);
 294 struct smb_iconv_handle *smb_iconv_handle_reinit_lp(TALLOC_CTX *mem_ctx,
 295                                                               struct loadparm_context *lp_ctx,
 296                                                               struct smb_iconv_handle *old_ic);
 297
 298 const char *lpcfg_sam_name(struct loadparm_context *lp_ctx);
 299
 300 void lpcfg_default_kdc_policy(struct loadparm_context *lp_ctx,
 301                                 time_t *svc_tkt_lifetime,
 302                                 time_t *usr_tkt_lifetime,
 303                                 time_t *renewal_lifetime);
 304
 305 /* The following definitions come from lib/version.c  */
 306
 307 const char *samba_version_string(void);
 308
 309
 310 #endif /* _PARAM_H */