lib/smbconf/smbconf.h

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  libsmbconf - Samba configuration library
   4  *  Copyright (C) Michael Adam 2008
   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 __LIBSMBCONF_H__
  21 #define __LIBSMBCONF_H__
  22
  23 /**
  24  * @brief Status codes returned from smbconf functions
  25  */
  26 enum _sbcErrType {
  27         SBC_ERR_OK = 0,          /**< Successful completion **/
  28         SBC_ERR_NOT_IMPLEMENTED, /**< Function not implemented **/
  29         SBC_ERR_NOT_SUPPORTED,   /**< Function not supported **/
  30         SBC_ERR_UNKNOWN_FAILURE, /**< General failure **/
  31         SBC_ERR_NOMEM,           /**< Memory allocation error **/
  32         SBC_ERR_INVALID_PARAM,   /**< An Invalid parameter was supplied **/
  33         SBC_ERR_BADFILE,         /**< A bad file was supplied **/
  34         SBC_ERR_NO_SUCH_SERVICE, /**< There is no such service provided **/
  35         SBC_ERR_IO_FAILURE,      /**< There was an IO error **/
  36         SBC_ERR_CAN_NOT_COMPLETE,/**< Can not complete action **/
  37         SBC_ERR_NO_MORE_ITEMS,   /**< No more items left **/
  38         SBC_ERR_FILE_EXISTS,     /**< File already exists **/
  39         SBC_ERR_ACCESS_DENIED,   /**< Access has been denied **/
  40 };
  41
  42 typedef enum _sbcErrType sbcErr;
  43
  44 #define SBC_ERROR_IS_OK(x) ((x) == SBC_ERR_OK)
  45 #define SBC_ERROR_EQUAL(x,y) ((x) == (y))
  46
  47 struct smbconf_ctx;
  48
  49 /* the change sequence number */
  50 struct smbconf_csn {
  51         uint64_t csn;
  52 };
  53
  54 struct smbconf_service {
  55         char *name;
  56         uint32_t num_params;
  57         char **param_names;
  58         char **param_values;
  59 };
  60
  61 /**
  62  * @brief Translate an error value into a string
  63  *
  64  * @param error
  65  *
  66  * @return a pointer to a static string
  67  **/
  68 const char *sbcErrorString(sbcErr error);
  69
  70 /*
  71  * the smbconf API functions
  72  */
  73 bool smbconf_backend_requires_messaging(struct smbconf_ctx *ctx);
  74 bool smbconf_is_writeable(struct smbconf_ctx *ctx);
  75 void smbconf_shutdown(struct smbconf_ctx *ctx);
  76 bool smbconf_changed(struct smbconf_ctx *ctx, struct smbconf_csn *csn,
  77                      const char *service, const char *param);
  78 sbcErr smbconf_drop(struct smbconf_ctx *ctx);
  79 WERROR smbconf_get_config(struct smbconf_ctx *ctx,
  80                           TALLOC_CTX *mem_ctx,
  81                           uint32_t *num_shares,
  82                           struct smbconf_service ***services);
  83 sbcErr smbconf_get_share_names(struct smbconf_ctx *ctx,
  84                                TALLOC_CTX *mem_ctx,
  85                                uint32_t *num_shares,
  86                                char ***share_names);
  87 bool smbconf_share_exists(struct smbconf_ctx *ctx, const char *servicename);
  88 sbcErr smbconf_create_share(struct smbconf_ctx *ctx, const char *servicename);
  89 sbcErr smbconf_get_share(struct smbconf_ctx *ctx,
  90                          TALLOC_CTX *mem_ctx,
  91                          const char *servicename,
  92                          struct smbconf_service **service);
  93 sbcErr smbconf_delete_share(struct smbconf_ctx *ctx,
  94                             const char *servicename);
  95 sbcErr smbconf_set_parameter(struct smbconf_ctx *ctx,
  96                              const char *service,
  97                              const char *param,
  98                              const char *valstr);
  99 sbcErr smbconf_set_global_parameter(struct smbconf_ctx *ctx,
 100                                     const char *param, const char *val);
 101 sbcErr smbconf_get_parameter(struct smbconf_ctx *ctx,
 102                              TALLOC_CTX *mem_ctx,
 103                              const char *service,
 104                              const char *param,
 105                              char **valstr);
 106 sbcErr smbconf_get_global_parameter(struct smbconf_ctx *ctx,
 107                                     TALLOC_CTX *mem_ctx,
 108                                     const char *param,
 109                                     char **valstr);
 110 sbcErr smbconf_delete_parameter(struct smbconf_ctx *ctx,
 111                                 const char *service, const char *param);
 112 sbcErr smbconf_delete_global_parameter(struct smbconf_ctx *ctx,
 113                                        const char *param);
 114 sbcErr smbconf_get_includes(struct smbconf_ctx *ctx,
 115                             TALLOC_CTX *mem_ctx,
 116                             const char *service,
 117                             uint32_t *num_includes, char ***includes);
 118 sbcErr smbconf_get_global_includes(struct smbconf_ctx *ctx,
 119                                    TALLOC_CTX *mem_ctx,
 120                                    uint32_t *num_includes, char ***includes);
 121 WERROR smbconf_set_includes(struct smbconf_ctx *ctx,
 122                             const char *service,
 123                             uint32_t num_includes, const char **includes);
 124 WERROR smbconf_set_global_includes(struct smbconf_ctx *ctx,
 125                                    uint32_t num_includes,
 126                                    const char **includes);
 127 WERROR smbconf_delete_includes(struct smbconf_ctx *ctx, const char *service);
 128 WERROR smbconf_delete_global_includes(struct smbconf_ctx *ctx);
 129
 130 WERROR smbconf_transaction_start(struct smbconf_ctx *ctx);
 131 WERROR smbconf_transaction_commit(struct smbconf_ctx *ctx);
 132 WERROR smbconf_transaction_cancel(struct smbconf_ctx *ctx);
 133
 134 #endif /*  _LIBSMBCONF_H_  */