source/param/share_classic.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Classic file based services configuration
   5
   6    Copyright (C) Simo Sorce     2006
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #include "includes.h"
  23 #include "param/share.h"
  24 #include "param/param.h"
  25
  26 static NTSTATUS sclassic_init(TALLOC_CTX *mem_ctx, const struct share_ops *ops, struct share_context **ctx)
  27 {
  28         *ctx = talloc(mem_ctx, struct share_context);
  29         if (!*ctx) {
  30                 DEBUG(0, ("ERROR: Out of memory!\n"));
  31                 return NT_STATUS_NO_MEMORY;
  32         }
  33
  34         (*ctx)->ops = ops;
  35         (*ctx)->priv_data = NULL;
  36
  37         return NT_STATUS_OK;
  38 }
  39
  40 static const char *sclassic_string_option(struct share_config *scfg, const char *opt_name, const char *defval)
  41 {
  42         struct loadparm_service *s = talloc_get_type(scfg->opaque,
  43                                                      struct loadparm_service);
  44         char *parm, *val;
  45         const char *ret;
  46
  47         if (strchr(opt_name, ':')) {
  48                 parm = talloc_strdup(scfg, opt_name);
  49                 if (!parm) {
  50                         return NULL;
  51                 }
  52                 val = strchr(parm, ':');
  53                 *val = '\0';
  54                 val++;
  55
  56                 ret = lp_parm_string(s, parm, val);
  57                 if (!ret) {
  58                         ret = defval;
  59                 }
  60                 talloc_free(parm);
  61                 return ret;
  62         }
  63
  64         if (strcmp(opt_name, SHARE_NAME) == 0) {
  65                 return scfg->name;
  66         }
  67
  68         if (strcmp(opt_name, SHARE_PATH) == 0) {
  69                 return lp_pathname(s);
  70         }
  71
  72         if (strcmp(opt_name, SHARE_COMMENT) == 0) {
  73                 return lp_comment(s);
  74         }
  75
  76         if (strcmp(opt_name, SHARE_VOLUME) == 0) {
  77                 return volume_label(s);
  78         }
  79
  80         if (strcmp(opt_name, SHARE_TYPE) == 0) {
  81                 if (lp_print_ok(s)) {
  82                         return "PRINTER";
  83                 }
  84                 if (strcmp("NTFS", lp_fstype(s)) == 0) {
  85                         return "DISK";
  86                 }
  87                 return lp_fstype(s);
  88         }
  89
  90         if (strcmp(opt_name, SHARE_PASSWORD) == 0) {
  91                 return defval;
  92         }
  93
  94         DEBUG(0,("request for unknown share string option '%s'\n",
  95                  opt_name));
  96
  97         return defval;
  98 }
  99
 100 static int sclassic_int_option(struct share_config *scfg, const char *opt_name, int defval)
 101 {
 102         struct loadparm_service *s = talloc_get_type(scfg->opaque,
 103                                                      struct loadparm_service);
 104         char *parm, *val;
 105         int ret;
 106
 107         if (strchr(opt_name, ':')) {
 108                 parm = talloc_strdup(scfg, opt_name);
 109                 if (!parm) {
 110                         return -1;
 111                 }
 112                 val = strchr(parm, ':');
 113                 *val = '\0';
 114                 val++;
 115
 116                 ret = lp_parm_int(s, parm, val, defval);
 117                 if (!ret) {
 118                         ret = defval;
 119                 }
 120                 talloc_free(parm);
 121                 return ret;
 122         }
 123
 124         if (strcmp(opt_name, SHARE_CSC_POLICY) == 0) {
 125                 return lp_csc_policy(s);
 126         }
 127
 128         if (strcmp(opt_name, SHARE_MAX_CONNECTIONS) == 0) {
 129                 return lp_max_connections(s);
 130         }
 131
 132         if (strcmp(opt_name, SHARE_CREATE_MASK) == 0) {
 133                 return lp_create_mask(s);
 134         }
 135
 136         if (strcmp(opt_name, SHARE_DIR_MASK) == 0) {
 137                 return lp_dir_mask(s);
 138         }
 139
 140         if (strcmp(opt_name, SHARE_FORCE_DIR_MODE) == 0) {
 141                 return lp_force_dir_mode(s);
 142         }
 143
 144         if (strcmp(opt_name, SHARE_FORCE_CREATE_MODE) == 0) {
 145                 return lp_force_create_mode(s);
 146         }
 147
 148
 149         DEBUG(0,("request for unknown share int option '%s'\n",
 150                  opt_name));
 151
 152         return defval;
 153 }
 154
 155 static bool sclassic_bool_option(struct share_config *scfg, const char *opt_name,
 156                           bool defval)
 157 {
 158         struct loadparm_service *s = talloc_get_type(scfg->opaque,
 159                                                      struct loadparm_service);
 160         char *parm, *val;
 161         BOOL ret;
 162
 163         if (strchr(opt_name, ':')) {
 164                 parm = talloc_strdup(scfg, opt_name);
 165                 if(!parm) {
 166                         return False;
 167                 }
 168                 val = strchr(parm, ':');
 169                 *val = '\0';
 170                 val++;
 171
 172                 ret = lp_parm_bool(s, parm, val, defval);
 173                 talloc_free(parm);
 174                 return ret;
 175         }
 176
 177         if (strcmp(opt_name, SHARE_AVAILABLE) == 0) {
 178                 return s != NULL;
 179         }
 180
 181         if (strcmp(opt_name, SHARE_BROWSEABLE) == 0) {
 182                 return lp_browseable(s);
 183         }
 184
 185         if (strcmp(opt_name, SHARE_READONLY) == 0) {
 186                 return lp_readonly(s);
 187         }
 188
 189         if (strcmp(opt_name, SHARE_MAP_SYSTEM) == 0) {
 190                 return lp_map_system(s);
 191         }
 192
 193         if (strcmp(opt_name, SHARE_MAP_HIDDEN) == 0) {
 194                 return lp_map_hidden(s);
 195         }
 196
 197         if (strcmp(opt_name, SHARE_MAP_ARCHIVE) == 0) {
 198                 return lp_map_archive(s);
 199         }
 200
 201         if (strcmp(opt_name, SHARE_STRICT_LOCKING) == 0) {
 202                 return lp_strict_locking(s);
 203         }
 204
 205         if (strcmp(opt_name, SHARE_STRICT_SYNC) == 0) {
 206                 return lp_strict_sync(s);
 207         }
 208
 209         if (strcmp(opt_name, SHARE_MSDFS_ROOT) == 0) {
 210                 return lp_msdfs_root(s);
 211         }
 212
 213         if (strcmp(opt_name, SHARE_CI_FILESYSTEM) == 0) {
 214                 return lp_ci_filesystem(s);
 215         }
 216
 217         DEBUG(0,("request for unknown share bool option '%s'\n",
 218                  opt_name));
 219
 220         return defval;
 221 }
 222
 223 static const char **sclassic_string_list_option(TALLOC_CTX *mem_ctx, struct share_config *scfg, const char *opt_name)
 224 {
 225         struct loadparm_service *s = talloc_get_type(scfg->opaque,
 226                                                      struct loadparm_service);
 227         char *parm, *val;
 228         const char **ret;
 229
 230         if (strchr(opt_name, ':')) {
 231                 parm = talloc_strdup(scfg, opt_name);
 232                 if (!parm) {
 233                         return NULL;
 234                 }
 235                 val = strchr(parm, ':');
 236                 *val = '\0';
 237                 val++;
 238
 239                 ret = lp_parm_string_list(s, parm, val, ",;");
 240                 talloc_free(parm);
 241                 return ret;
 242         }
 243
 244         if (strcmp(opt_name, SHARE_HOSTS_ALLOW) == 0) {
 245                 return lp_hostsallow(s);
 246         }
 247
 248         if (strcmp(opt_name, SHARE_HOSTS_DENY) == 0) {
 249                 return lp_hostsdeny(s);
 250         }
 251
 252         if (strcmp(opt_name, SHARE_NTVFS_HANDLER) == 0) {
 253                 return lp_ntvfs_handler(s);
 254         }
 255
 256         DEBUG(0,("request for unknown share list option '%s'\n",
 257                  opt_name));
 258
 259         return NULL;
 260 }
 261
 262 static NTSTATUS sclassic_list_all(TALLOC_CTX *mem_ctx,
 263                                   struct share_context *ctx,
 264                                   int *count,
 265                                   const char ***names)
 266 {
 267         int i;
 268         int num_services;
 269         const char **n;
 270
 271         num_services = lp_numservices();
 272
 273         n = talloc_array(mem_ctx, const char *, num_services);
 274         if (!n) {
 275                 DEBUG(0,("ERROR: Out of memory!\n"));
 276                 return NT_STATUS_NO_MEMORY;
 277         }
 278
 279         for (i = 0; i < num_services; i++) {
 280                 n[i] = talloc_strdup(n, lp_servicename(lp_servicebynum(i)));
 281                 if (!n[i]) {
 282                         DEBUG(0,("ERROR: Out of memory!\n"));
 283                         talloc_free(n);
 284                         return NT_STATUS_NO_MEMORY;
 285                 }
 286         }
 287
 288         *names = n;
 289         *count = num_services;
 290
 291         return NT_STATUS_OK;
 292 }
 293
 294 static NTSTATUS sclassic_get_config(TALLOC_CTX *mem_ctx,
 295                                     struct share_context *ctx,
 296                                     const char *name,
 297                                     struct share_config **scfg)
 298 {
 299         struct share_config *s;
 300         struct loadparm_service *service;
 301
 302         service = lp_service(name);
 303
 304         if (service == NULL) {
 305                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 306         }
 307
 308         s = talloc(mem_ctx, struct share_config);
 309         if (!s) {
 310                 DEBUG(0,("ERROR: Out of memory!\n"));
 311                 return NT_STATUS_NO_MEMORY;
 312         }
 313
 314         s->name = talloc_strdup(s, lp_servicename(service));
 315         if (!s->name) {
 316                 DEBUG(0,("ERROR: Out of memory!\n"));
 317                 talloc_free(s);
 318                 return NT_STATUS_NO_MEMORY;
 319         }
 320
 321         s->opaque = (void *)service;
 322         s->ctx = ctx;
 323
 324         *scfg = s;
 325
 326         return NT_STATUS_OK;
 327 }
 328
 329 static const struct share_ops ops = {
 330         .name = "classic",
 331         .init = sclassic_init,
 332         .string_option = sclassic_string_option,
 333         .int_option = sclassic_int_option,
 334         .bool_option = sclassic_bool_option,
 335         .string_list_option = sclassic_string_list_option,
 336         .list_all = sclassic_list_all,
 337         .get_config = sclassic_get_config
 338 };
 339
 340 NTSTATUS share_classic_init(void)
 341 {
 342         return share_register(&ops);
 343 }
 344