From dec6e3377577f6b9fced33c36273407d4465b73c Mon Sep 17 00:00:00 2001 From: Michael Adam Date: Fri, 21 Mar 2008 16:26:50 +0100 Subject: [PATCH] libsmbconf: move registry implementation to a module of its own. Michael (cherry picked from commit 431b10bfe0dba0a49e50bebfb3f8ad1a00955837) --- source/Makefile.in | 2 +- source/lib/smbconf/smbconf.c | 1550 ++++++----------------- source/lib/smbconf/smbconf_private.h | 5 + source/lib/smbconf/{smbconf.c => smbconf_reg.c} | 397 +----- 4 files changed, 427 insertions(+), 1527 deletions(-) rewrite source/lib/smbconf/smbconf.c (63%) copy source/lib/smbconf/{smbconf.c => smbconf_reg.c} (65%) diff --git a/source/Makefile.in b/source/Makefile.in index 087dab741c0..4ee05e1209b 100644 --- a/source/Makefile.in +++ b/source/Makefile.in @@ -817,7 +817,7 @@ LIBNETAPI_OBJ = $(LIBNETAPI_OBJ1) $(LIBNET_OBJ) \ $(SECRETS_OBJ) $(PASSDB_OBJ) @LIBWBCLIENT_STATIC@ $(SMBLDAP_OBJ) $(GROUPDB_OBJ) $(LDB_OBJ) \ $(DCUTIL_OBJ) $(LIBADS_OBJ) $(PRIVILEGES_BASIC_OBJ) -LIBSMBCONF_OBJ = lib/smbconf/smbconf.o +LIBSMBCONF_OBJ = lib/smbconf/smbconf.o lib/smbconf/smbconf_reg.o LIBNET_OBJ = libnet/libnet_join.o \ librpc/gen_ndr/ndr_libnet_join.o diff --git a/source/lib/smbconf/smbconf.c b/source/lib/smbconf/smbconf.c dissimilarity index 63% index ceed349a092..88f21411398 100644 --- a/source/lib/smbconf/smbconf.c +++ b/source/lib/smbconf/smbconf.c @@ -1,1133 +1,417 @@ -/* - * Unix SMB/CIFS implementation. - * libnet smbconf registry Support - * Copyright (C) Michael Adam 2007-2008 - * Copyright (C) Guenther Deschner 2007 - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see . - */ - -#include "includes.h" -#include "smbconf_private.h" - -/********************************************************************** - * - * Helper functions (mostly registry related) - * - **********************************************************************/ - -/** - * add a string to a talloced array of strings. - */ -static WERROR smbconf_add_string_to_array(TALLOC_CTX *mem_ctx, - char ***array, - uint32_t count, - const char *string) -{ - char **new_array = NULL; - - if ((array == NULL) || (string == NULL)) { - return WERR_INVALID_PARAM; - } - - new_array = TALLOC_REALLOC_ARRAY(mem_ctx, *array, char *, count + 1); - if (new_array == NULL) { - return WERR_NOMEM; - } - - new_array[count] = talloc_strdup(new_array, string); - if (new_array[count] == NULL) { - TALLOC_FREE(new_array); - return WERR_NOMEM; - } - - *array = new_array; - - return WERR_OK; -} - -/** - * Open a registry key specified by "path" - */ -static WERROR smbconf_reg_open_path(TALLOC_CTX *mem_ctx, - struct smbconf_ctx *ctx, - const char *path, - uint32 desired_access, - struct registry_key **key) -{ - WERROR werr = WERR_OK; - - if (ctx == NULL) { - DEBUG(1, ("Error: configuration is not open!\n")); - werr = WERR_INVALID_PARAM; - goto done; - } - - if (ctx->token == NULL) { - DEBUG(1, ("Error: token missing from smbconf_ctx. " - "was smbconf_init() called?\n")); - werr = WERR_INVALID_PARAM; - goto done; - } - - if (path == NULL) { - DEBUG(1, ("Error: NULL path string given\n")); - werr = WERR_INVALID_PARAM; - goto done; - } - - werr = reg_open_path(mem_ctx, path, desired_access, ctx->token, key); - - if (!W_ERROR_IS_OK(werr)) { - DEBUG(1, ("Error opening registry path '%s': %s\n", - path, dos_errstr(werr))); - } - -done: - return werr; -} - -/** - * Open a subkey of KEY_SMBCONF (i.e a service) - */ -static WERROR smbconf_reg_open_service_key(TALLOC_CTX *mem_ctx, - struct smbconf_ctx *ctx, - const char *servicename, - uint32 desired_access, - struct registry_key **key) -{ - WERROR werr = WERR_OK; - char *path = NULL; - - if (servicename == NULL) { - DEBUG(3, ("Error: NULL servicename given.\n")); - werr = WERR_INVALID_PARAM; - goto done; - } - - path = talloc_asprintf(mem_ctx, "%s\\%s", KEY_SMBCONF, servicename); - if (path == NULL) { - werr = WERR_NOMEM; - goto done; - } - - werr = smbconf_reg_open_path(mem_ctx, ctx, path, desired_access, key); - -done: - TALLOC_FREE(path); - return werr; -} - -/** - * open the base key KEY_SMBCONF - */ -static WERROR smbconf_reg_open_base_key(TALLOC_CTX *mem_ctx, - struct smbconf_ctx *ctx, - uint32 desired_access, - struct registry_key **key) -{ - return smbconf_reg_open_path(mem_ctx, ctx, KEY_SMBCONF, desired_access, - key); -} - -/** - * check if a value exists in a given registry key - */ -static bool smbconf_value_exists(struct registry_key *key, const char *param) -{ - bool ret = false; - WERROR werr = WERR_OK; - TALLOC_CTX *ctx = talloc_stackframe(); - struct registry_value *value = NULL; - - werr = reg_queryvalue(ctx, key, param, &value); - if (W_ERROR_IS_OK(werr)) { - ret = true; - } - - TALLOC_FREE(ctx); - return ret; -} - -/** - * create a subkey of KEY_SMBCONF - */ -static WERROR smbconf_reg_create_service_key(TALLOC_CTX *mem_ctx, - struct smbconf_ctx *ctx, - const char * subkeyname, - struct registry_key **newkey) -{ - WERROR werr = WERR_OK; - struct registry_key *create_parent = NULL; - TALLOC_CTX *create_ctx; - enum winreg_CreateAction action = REG_ACTION_NONE; - - /* create a new talloc ctx for creation. it will hold - * the intermediate parent key (SMBCONF) for creation - * and will be destroyed when leaving this function... */ - if (!(create_ctx = talloc_stackframe())) { - werr = WERR_NOMEM; - goto done; - } - - werr = smbconf_reg_open_base_key(create_ctx, ctx, REG_KEY_WRITE, - &create_parent); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - werr = reg_createkey(mem_ctx, create_parent, subkeyname, - REG_KEY_WRITE, newkey, &action); - if (W_ERROR_IS_OK(werr) && (action != REG_CREATED_NEW_KEY)) { - DEBUG(10, ("Key '%s' already exists.\n", subkeyname)); - werr = WERR_ALREADY_EXISTS; - } - if (!W_ERROR_IS_OK(werr)) { - DEBUG(5, ("Error creating key %s: %s\n", - subkeyname, dos_errstr(werr))); - } - -done: - TALLOC_FREE(create_ctx); - return werr; -} - -/** - * add a value to a key. - */ -static WERROR smbconf_reg_set_value(struct registry_key *key, - const char *valname, - const char *valstr) -{ - struct registry_value val; - WERROR werr = WERR_OK; - char *subkeyname; - const char *canon_valname; - const char *canon_valstr; - - if (!lp_canonicalize_parameter_with_value(valname, valstr, - &canon_valname, - &canon_valstr)) - { - if (canon_valname == NULL) { - DEBUG(5, ("invalid parameter '%s' given\n", - valname)); - } else { - DEBUG(5, ("invalid value '%s' given for " - "parameter '%s'\n", valstr, valname)); - } - werr = WERR_INVALID_PARAM; - goto done; - } - - ZERO_STRUCT(val); - - val.type = REG_SZ; - val.v.sz.str = CONST_DISCARD(char *, canon_valstr); - val.v.sz.len = strlen(canon_valstr) + 1; - - if (registry_smbconf_valname_forbidden(canon_valname)) { - DEBUG(5, ("Parameter '%s' not allowed in registry.\n", - canon_valname)); - werr = WERR_INVALID_PARAM; - goto done; - } - - subkeyname = strrchr_m(key->key->name, '\\'); - if ((subkeyname == NULL) || (*(subkeyname +1) == '\0')) { - DEBUG(5, ("Invalid registry key '%s' given as " - "smbconf section.\n", key->key->name)); - werr = WERR_INVALID_PARAM; - goto done; - } - subkeyname++; - if (!strequal(subkeyname, GLOBAL_NAME) && - lp_parameter_is_global(valname)) - { - DEBUG(5, ("Global paramter '%s' not allowed in " - "service definition ('%s').\n", canon_valname, - subkeyname)); - werr = WERR_INVALID_PARAM; - goto done; - } - - werr = reg_setvalue(key, canon_valname, &val); - if (!W_ERROR_IS_OK(werr)) { - DEBUG(5, ("Error adding value '%s' to " - "key '%s': %s\n", - canon_valname, key->key->name, dos_errstr(werr))); - } - -done: - return werr; -} - -/** - * format a registry_value into a string. - * - * This is intended to be used for smbconf registry values, - * which are ar stored as REG_SZ values, so the incomplete - * handling should be ok. - */ -static char *smbconf_format_registry_value(TALLOC_CTX *mem_ctx, - struct registry_value *value) -{ - char *result = NULL; - - /* alternatively, create a new talloc context? */ - if (mem_ctx == NULL) { - return result; - } - - switch (value->type) { - case REG_DWORD: - result = talloc_asprintf(mem_ctx, "%d", value->v.dword); - break; - case REG_SZ: - case REG_EXPAND_SZ: - result = talloc_asprintf(mem_ctx, "%s", value->v.sz.str); - break; - case REG_MULTI_SZ: { - uint32 j; - for (j = 0; j < value->v.multi_sz.num_strings; j++) { - result = talloc_asprintf(mem_ctx, "%s \"%s\" ", - result, - value->v.multi_sz.strings[j]); - if (result == NULL) { - break; - } - } - break; - } - case REG_BINARY: - result = talloc_asprintf(mem_ctx, "binary (%d bytes)", - (int)value->v.binary.length); - break; - default: - result = talloc_asprintf(mem_ctx, ""); - break; - } - return result; -} - -/** - * Get the values of a key as a list of value names - * and a list of value strings (ordered) - */ -static WERROR smbconf_reg_get_values(TALLOC_CTX *mem_ctx, - struct registry_key *key, - uint32_t *num_values, - char ***value_names, - char ***value_strings) -{ - TALLOC_CTX *tmp_ctx = NULL; - WERROR werr = WERR_OK; - uint32_t count; - struct registry_value *valvalue = NULL; - char *valname = NULL; - char **tmp_valnames = NULL; - char **tmp_valstrings = NULL; - - if ((num_values == NULL) || (value_names == NULL) || - (value_strings == NULL)) - { - werr = WERR_INVALID_PARAM; - goto done; - } - - tmp_ctx = talloc_stackframe(); - if (tmp_ctx == NULL) { - werr = WERR_NOMEM; - goto done; - } - - for (count = 0; - W_ERROR_IS_OK(werr = reg_enumvalue(tmp_ctx, key, count, &valname, - &valvalue)); - count++) - { - char *valstring; - - werr = smbconf_add_string_to_array(tmp_ctx, - &tmp_valnames, - count, valname); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - valstring = smbconf_format_registry_value(tmp_ctx, valvalue); - werr = smbconf_add_string_to_array(tmp_ctx, &tmp_valstrings, - count, valstring); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - } - if (!W_ERROR_EQUAL(WERR_NO_MORE_ITEMS, werr)) { - goto done; - } - - werr = WERR_OK; - - *num_values = count; - if (count > 0) { - *value_names = talloc_move(mem_ctx, &tmp_valnames); - *value_strings = talloc_move(mem_ctx, &tmp_valstrings); - } else { - *value_names = NULL; - *value_strings = NULL; - } - -done: - TALLOC_FREE(tmp_ctx); - return werr; -} - -static int smbconf_destroy_ctx(struct smbconf_ctx *ctx) -{ - return ctx->ops->shutdown(ctx); -} - -static WERROR smbconf_global_check(struct smbconf_ctx *ctx) -{ - if (!smbconf_share_exists(ctx, GLOBAL_NAME)) { - return smbconf_create_share(ctx, GLOBAL_NAME); - } - return WERR_OK; -} - - -/********************************************************************** - * - * smbconf operations: registry implementations - * - **********************************************************************/ - -/** - * initialize the registry smbconf backend - */ -static WERROR smbconf_reg_init(struct smbconf_ctx *ctx) -{ - WERROR werr = WERR_OK; - - if (!registry_init_smbconf()) { - werr = WERR_REG_IO_FAILURE; - goto done; - } - - werr = ntstatus_to_werror(registry_create_admin_token(ctx, - &(ctx->token))); - if (!W_ERROR_IS_OK(werr)) { - DEBUG(1, ("Error creating admin token\n")); - goto done; - } - -done: - return werr; -} - -static int smbconf_reg_shutdown(struct smbconf_ctx *ctx) -{ - return regdb_close(); -} - -static WERROR smbconf_reg_open(struct smbconf_ctx *ctx) -{ - return regdb_open(); -} - -static int smbconf_reg_close(struct smbconf_ctx *ctx) -{ - return regdb_close(); -} - -/** - * Get the change sequence number of the given service/parameter. - * service and parameter strings may be NULL. - */ -static void smbconf_reg_get_csn(struct smbconf_ctx *ctx, - struct smbconf_csn *csn, - const char *service, const char *param) -{ - if (csn == NULL) { - return; - } - csn->csn = (uint64_t)regdb_get_seqnum(); -} - -/** - * Drop the whole configuration (restarting empty) - registry version - */ -static WERROR smbconf_reg_drop(struct smbconf_ctx *ctx) -{ - char *path, *p; - WERROR werr = WERR_OK; - struct registry_key *parent_key = NULL; - struct registry_key *new_key = NULL; - TALLOC_CTX* mem_ctx = talloc_stackframe(); - enum winreg_CreateAction action; - - path = talloc_strdup(mem_ctx, KEY_SMBCONF); - if (path == NULL) { - werr = WERR_NOMEM; - goto done; - } - p = strrchr(path, '\\'); - *p = '\0'; - werr = smbconf_reg_open_path(mem_ctx, ctx, path, REG_KEY_WRITE, - &parent_key); - - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - werr = reg_deletekey_recursive(mem_ctx, parent_key, p+1); - - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - werr = reg_createkey(mem_ctx, parent_key, p+1, REG_KEY_WRITE, - &new_key, &action); - -done: - TALLOC_FREE(mem_ctx); - return werr; -} - -/** - * get the list of share names defined in the configuration. - * registry version. - */ -static WERROR smbconf_reg_get_share_names(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - uint32_t *num_shares, - char ***share_names) -{ - uint32_t count; - uint32_t added_count = 0; - TALLOC_CTX *tmp_ctx = NULL; - WERROR werr = WERR_OK; - struct registry_key *key = NULL; - char *subkey_name = NULL; - char **tmp_share_names = NULL; - - if ((num_shares == NULL) || (share_names == NULL)) { - werr = WERR_INVALID_PARAM; - goto done; - } - - tmp_ctx = talloc_stackframe(); - if (tmp_ctx == NULL) { - werr = WERR_NOMEM; - goto done; - } - - /* make sure "global" is always listed first */ - if (smbconf_share_exists(ctx, GLOBAL_NAME)) { - werr = smbconf_add_string_to_array(tmp_ctx, &tmp_share_names, - 0, GLOBAL_NAME); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - added_count++; - } - - werr = smbconf_reg_open_base_key(tmp_ctx, ctx, - SEC_RIGHTS_ENUM_SUBKEYS, &key); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - for (count = 0; - W_ERROR_IS_OK(werr = reg_enumkey(tmp_ctx, key, count, - &subkey_name, NULL)); - count++) - { - if (strequal(subkey_name, GLOBAL_NAME)) { - continue; - } - - werr = smbconf_add_string_to_array(tmp_ctx, - &tmp_share_names, - added_count, - subkey_name); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - added_count++; - } - if (!W_ERROR_EQUAL(WERR_NO_MORE_ITEMS, werr)) { - goto done; - } - werr = WERR_OK; - - *num_shares = added_count; - if (added_count > 0) { - *share_names = talloc_move(mem_ctx, &tmp_share_names); - } else { - *share_names = NULL; - } - -done: - TALLOC_FREE(tmp_ctx); - return werr; -} - -/** - * check if a share/service of a given name exists - registry version - */ -static bool smbconf_reg_share_exists(struct smbconf_ctx *ctx, - const char *servicename) -{ - bool ret = false; - WERROR werr = WERR_OK; - TALLOC_CTX *mem_ctx = talloc_stackframe(); - struct registry_key *key = NULL; - - werr = smbconf_reg_open_service_key(mem_ctx, ctx, servicename, - REG_KEY_READ, &key); - if (W_ERROR_IS_OK(werr)) { - ret = true; - } - - TALLOC_FREE(mem_ctx); - return ret; -} - -/** - * Add a service if it does not already exist - registry version - */ -static WERROR smbconf_reg_create_share(struct smbconf_ctx *ctx, - const char *servicename) -{ - WERROR werr; - TALLOC_CTX *mem_ctx = talloc_stackframe(); - struct registry_key *key = NULL; - - werr = smbconf_reg_create_service_key(mem_ctx, ctx, servicename, &key); - - TALLOC_FREE(mem_ctx); - return werr; -} - -/** - * get a definition of a share (service) from configuration. - */ -static WERROR smbconf_reg_get_share(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - const char *servicename, - uint32_t *num_params, - char ***param_names, char ***param_values) -{ - WERROR werr = WERR_OK; - struct registry_key *key = NULL; - - werr = smbconf_reg_open_service_key(mem_ctx, ctx, servicename, - REG_KEY_READ, &key); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - werr = smbconf_reg_get_values(mem_ctx, key, num_params, - param_names, param_values); - -done: - TALLOC_FREE(key); - return werr; -} - -/** - * delete a service from configuration - */ -static WERROR smbconf_reg_delete_share(struct smbconf_ctx *ctx, - const char *servicename) -{ - WERROR werr = WERR_OK; - struct registry_key *key = NULL; - TALLOC_CTX *mem_ctx = talloc_stackframe(); - - werr = smbconf_reg_open_base_key(mem_ctx, ctx, REG_KEY_WRITE, &key); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - werr = reg_deletekey_recursive(key, key, servicename); - -done: - TALLOC_FREE(mem_ctx); - return werr; -} - -/** - * set a configuration parameter to the value provided. - */ -static WERROR smbconf_reg_set_parameter(struct smbconf_ctx *ctx, - const char *service, - const char *param, - const char *valstr) -{ - WERROR werr; - struct registry_key *key = NULL; - TALLOC_CTX *mem_ctx = talloc_stackframe(); - - werr = smbconf_reg_open_service_key(mem_ctx, ctx, service, - REG_KEY_WRITE, &key); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - werr = smbconf_reg_set_value(key, param, valstr); - -done: - TALLOC_FREE(mem_ctx); - return werr; -} - -/** - * get the value of a configuration parameter as a string - */ -static WERROR smbconf_reg_get_parameter(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - const char *service, - const char *param, - char **valstr) -{ - WERROR werr = WERR_OK; - struct registry_key *key = NULL; - struct registry_value *value = NULL; - - werr = smbconf_reg_open_service_key(mem_ctx, ctx, service, - REG_KEY_READ, &key); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - if (!smbconf_value_exists(key, param)) { - werr = WERR_INVALID_PARAM; - goto done; - } - - werr = reg_queryvalue(mem_ctx, key, param, &value); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - *valstr = smbconf_format_registry_value(mem_ctx, value); - - if (*valstr == NULL) { - werr = WERR_NOMEM; - } - -done: - TALLOC_FREE(key); - TALLOC_FREE(value); - return werr; -} - -/** - * delete a parameter from configuration - */ -static WERROR smbconf_reg_delete_parameter(struct smbconf_ctx *ctx, - const char *service, - const char *param) -{ - struct registry_key *key = NULL; - WERROR werr = WERR_OK; - TALLOC_CTX *mem_ctx = talloc_stackframe(); - - werr = smbconf_reg_open_service_key(mem_ctx, ctx, service, - REG_KEY_ALL, &key); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - if (!smbconf_value_exists(key, param)) { - werr = WERR_INVALID_PARAM; - goto done; - } - - werr = reg_deletevalue(key, param); - -done: - TALLOC_FREE(mem_ctx); - return werr; -} - -struct smbconf_ops smbconf_ops_reg = { - .init = smbconf_reg_init, - .shutdown = smbconf_reg_shutdown, - .open_conf = smbconf_reg_open, - .close_conf = smbconf_reg_close, - .get_csn = smbconf_reg_get_csn, - .drop = smbconf_reg_drop, - .get_share_names = smbconf_reg_get_share_names, - .share_exists = smbconf_reg_share_exists, - .create_share = smbconf_reg_create_share, - .get_share = smbconf_reg_get_share, - .delete_share = smbconf_reg_delete_share, - .set_parameter = smbconf_reg_set_parameter, - .get_parameter = smbconf_reg_get_parameter, - .delete_parameter = smbconf_reg_delete_parameter -}; - -WERROR smbconf_init_reg(TALLOC_CTX *mem_ctx, struct smbconf_ctx **conf_ctx) -{ - return smbconf_init(mem_ctx, conf_ctx, &smbconf_ops_reg); -} - - -/********************************************************************** - * - * The actual libsmbconf API functions that are exported. - * - **********************************************************************/ - -/** - * Initialize the configuration. - * - * This should be the first function in a sequence of calls to smbconf - * functions: - * - * Upon success, this creates and returns the conf context - * that should be passed around in subsequent calls to the other - * smbconf functions. - * - * After the work with the configuration is completed, smbconf_shutdown() - * should be called. - */ -WERROR smbconf_init(TALLOC_CTX *mem_ctx, struct smbconf_ctx **conf_ctx, - struct smbconf_ops *ops) -{ - WERROR werr = WERR_OK; - struct smbconf_ctx *ctx; - - if (conf_ctx == NULL) { - return WERR_INVALID_PARAM; - } - - ctx = TALLOC_ZERO_P(mem_ctx, struct smbconf_ctx); - if (ctx == NULL) { - return WERR_NOMEM; - } - - ctx->ops = ops; - - werr = ctx->ops->init(ctx); - if (!W_ERROR_IS_OK(werr)) { - goto fail; - } - - talloc_set_destructor(ctx, smbconf_destroy_ctx); - - *conf_ctx = ctx; - return werr; - -fail: - TALLOC_FREE(ctx); - return werr; -} - -/** - * Close the configuration. - */ -void smbconf_shutdown(struct smbconf_ctx *ctx) -{ - TALLOC_FREE(ctx); -} - -/** - * Detect changes in the configuration. - * The given csn struct is filled with the current csn. - * smbconf_changed() can also be used for initial retrieval - * of the csn. - */ -bool smbconf_changed(struct smbconf_ctx *ctx, struct smbconf_csn *csn, - const char *service, const char *param) -{ - struct smbconf_csn old_csn; - - if (csn == NULL) { - return false; - } - - old_csn = *csn; - - ctx->ops->get_csn(ctx, csn, service, param); - return (csn->csn != old_csn.csn); -} - -/** - * Drop the whole configuration (restarting empty). - */ -WERROR smbconf_drop(struct smbconf_ctx *ctx) -{ - return ctx->ops->drop(ctx); -} - -/** - * Get the whole configuration as lists of strings with counts: - * - * num_shares : number of shares - * share_names : list of length num_shares of share names - * num_params : list of length num_shares of parameter counts for each share - * param_names : list of lists of parameter names for each share - * param_values : list of lists of parameter values for each share - */ -WERROR smbconf_get_config(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - uint32_t *num_shares, - char ***share_names, uint32_t **num_params, - char ****param_names, char ****param_values) -{ - WERROR werr = WERR_OK; - TALLOC_CTX *tmp_ctx = NULL; - uint32_t tmp_num_shares; - char **tmp_share_names; - uint32_t *tmp_num_params; - char ***tmp_param_names; - char ***tmp_param_values; - uint32_t count; - - if ((num_shares == NULL) || (share_names == NULL) || - (num_params == NULL) || (param_names == NULL) || - (param_values == NULL)) - { - werr = WERR_INVALID_PARAM; - goto done; - } - - tmp_ctx = talloc_stackframe(); - if (tmp_ctx == NULL) { - werr = WERR_NOMEM; - goto done; - } - - werr = smbconf_get_share_names(ctx, tmp_ctx, &tmp_num_shares, - &tmp_share_names); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - tmp_num_params = TALLOC_ARRAY(tmp_ctx, uint32_t, tmp_num_shares); - tmp_param_names = TALLOC_ARRAY(tmp_ctx, char **, tmp_num_shares); - tmp_param_values = TALLOC_ARRAY(tmp_ctx, char **, tmp_num_shares); - - if ((tmp_num_params == NULL) || (tmp_param_names == NULL) || - (tmp_param_values == NULL)) - { - werr = WERR_NOMEM; - goto done; - } - - for (count = 0; count < tmp_num_shares; count++) { - werr = smbconf_get_share(ctx, mem_ctx, - tmp_share_names[count], - &tmp_num_params[count], - &tmp_param_names[count], - &tmp_param_values[count]); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - } - - werr = WERR_OK; - - *num_shares = tmp_num_shares; - if (tmp_num_shares > 0) { - *share_names = talloc_move(mem_ctx, &tmp_share_names); - *num_params = talloc_move(mem_ctx, &tmp_num_params); - *param_names = talloc_move(mem_ctx, &tmp_param_names); - *param_values = talloc_move(mem_ctx, &tmp_param_values); - } else { - *share_names = NULL; - *num_params = NULL; - *param_names = NULL; - *param_values = NULL; - } - -done: - TALLOC_FREE(tmp_ctx); - return werr; -} - -/** - * get the list of share names defined in the configuration. - */ -WERROR smbconf_get_share_names(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - uint32_t *num_shares, - char ***share_names) -{ - return ctx->ops->get_share_names(ctx, mem_ctx, num_shares, - share_names); -} - -/** - * check if a share/service of a given name exists - */ -bool smbconf_share_exists(struct smbconf_ctx *ctx, - const char *servicename) -{ - if (servicename == NULL) { - return false; - } - return ctx->ops->share_exists(ctx, servicename); -} - -/** - * Add a service if it does not already exist. - */ -WERROR smbconf_create_share(struct smbconf_ctx *ctx, - const char *servicename) -{ - if (smbconf_share_exists(ctx, servicename)) { - return WERR_ALREADY_EXISTS; - } - - return ctx->ops->create_share(ctx, servicename); -} - -/** - * get a definition of a share (service) from configuration. - */ -WERROR smbconf_get_share(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - const char *servicename, uint32_t *num_params, - char ***param_names, char ***param_values) -{ - if (!smbconf_share_exists(ctx, servicename)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->get_share(ctx, mem_ctx, servicename, num_params, - param_names, param_values); -} - -/** - * delete a service from configuration - */ -WERROR smbconf_delete_share(struct smbconf_ctx *ctx, const char *servicename) -{ - if (!smbconf_share_exists(ctx, servicename)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->delete_share(ctx, servicename); -} - -/** - * set a configuration parameter to the value provided. - */ -WERROR smbconf_set_parameter(struct smbconf_ctx *ctx, - const char *service, - const char *param, - const char *valstr) -{ - if (!smbconf_share_exists(ctx, service)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->set_parameter(ctx, service, param, valstr); -} - -/** - * Set a global parameter - * (i.e. a parameter in the [global] service). - * - * This also creates [global] when it does not exist. - */ -WERROR smbconf_set_global_parameter(struct smbconf_ctx *ctx, - const char *param, const char *val) -{ - WERROR werr; - - werr = smbconf_global_check(ctx); - if (W_ERROR_IS_OK(werr)) { - werr = smbconf_set_parameter(ctx, GLOBAL_NAME, param, val); - } - - return werr; -} - -/** - * get the value of a configuration parameter as a string - */ -WERROR smbconf_get_parameter(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - const char *service, - const char *param, - char **valstr) -{ - if (valstr == NULL) { - return WERR_INVALID_PARAM; - } - - if (!smbconf_share_exists(ctx, service)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->get_parameter(ctx, mem_ctx, service, param, valstr); -} - -/** - * Get the value of a global parameter. - * - * Create [global] if it does not exist. - */ -WERROR smbconf_get_global_parameter(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - const char *param, - char **valstr) -{ - WERROR werr; - - werr = smbconf_global_check(ctx); - if (W_ERROR_IS_OK(werr)) { - werr = smbconf_get_parameter(ctx, mem_ctx, GLOBAL_NAME, param, - valstr); - } - - return werr; -} - -/** - * delete a parameter from configuration - */ -WERROR smbconf_delete_parameter(struct smbconf_ctx *ctx, - const char *service, const char *param) -{ - if (!smbconf_share_exists(ctx, service)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->delete_parameter(ctx, service, param); -} - -/** - * Delete a global parameter. - * - * Create [global] if it does not exist. - */ -WERROR smbconf_delete_global_parameter(struct smbconf_ctx *ctx, - const char *param) -{ - WERROR werr; - - werr = smbconf_global_check(ctx); - if (W_ERROR_IS_OK(werr)) { - werr = smbconf_delete_parameter(ctx, GLOBAL_NAME, param); - } - - return werr; -} +/* + * Unix SMB/CIFS implementation. + * libnet smbconf registry Support + * Copyright (C) Michael Adam 2007-2008 + * Copyright (C) Guenther Deschner 2007 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see . + */ + +#include "includes.h" +#include "smbconf_private.h" + +/********************************************************************** + * + * Helper functions + * + **********************************************************************/ + +/** + * add a string to a talloced array of strings. + */ + WERROR smbconf_add_string_to_array(TALLOC_CTX *mem_ctx, + char ***array, + uint32_t count, + const char *string) +{ + char **new_array = NULL; + + if ((array == NULL) || (string == NULL)) { + return WERR_INVALID_PARAM; + } + + new_array = TALLOC_REALLOC_ARRAY(mem_ctx, *array, char *, count + 1); + if (new_array == NULL) { + return WERR_NOMEM; + } + + new_array[count] = talloc_strdup(new_array, string); + if (new_array[count] == NULL) { + TALLOC_FREE(new_array); + return WERR_NOMEM; + } + + *array = new_array; + + return WERR_OK; +} + +static int smbconf_destroy_ctx(struct smbconf_ctx *ctx) +{ + return ctx->ops->shutdown(ctx); +} + +static WERROR smbconf_global_check(struct smbconf_ctx *ctx) +{ + if (!smbconf_share_exists(ctx, GLOBAL_NAME)) { + return smbconf_create_share(ctx, GLOBAL_NAME); + } + return WERR_OK; +} + + +/********************************************************************** + * + * The actual libsmbconf API functions that are exported. + * + **********************************************************************/ + +/** + * Initialize the configuration. + * + * This should be the first function in a sequence of calls to smbconf + * functions: + * + * Upon success, this creates and returns the conf context + * that should be passed around in subsequent calls to the other + * smbconf functions. + * + * After the work with the configuration is completed, smbconf_shutdown() + * should be called. + */ +WERROR smbconf_init(TALLOC_CTX *mem_ctx, struct smbconf_ctx **conf_ctx, + struct smbconf_ops *ops) +{ + WERROR werr = WERR_OK; + struct smbconf_ctx *ctx; + + if (conf_ctx == NULL) { + return WERR_INVALID_PARAM; + } + + ctx = TALLOC_ZERO_P(mem_ctx, struct smbconf_ctx); + if (ctx == NULL) { + return WERR_NOMEM; + } + + ctx->ops = ops; + + werr = ctx->ops->init(ctx); + if (!W_ERROR_IS_OK(werr)) { + goto fail; + } + + talloc_set_destructor(ctx, smbconf_destroy_ctx); + + *conf_ctx = ctx; + return werr; + +fail: + TALLOC_FREE(ctx); + return werr; +} + +/** + * Close the configuration. + */ +void smbconf_shutdown(struct smbconf_ctx *ctx) +{ + TALLOC_FREE(ctx); +} + +/** + * Detect changes in the configuration. + * The given csn struct is filled with the current csn. + * smbconf_changed() can also be used for initial retrieval + * of the csn. + */ +bool smbconf_changed(struct smbconf_ctx *ctx, struct smbconf_csn *csn, + const char *service, const char *param) +{ + struct smbconf_csn old_csn; + + if (csn == NULL) { + return false; + } + + old_csn = *csn; + + ctx->ops->get_csn(ctx, csn, service, param); + return (csn->csn != old_csn.csn); +} + +/** + * Drop the whole configuration (restarting empty). + */ +WERROR smbconf_drop(struct smbconf_ctx *ctx) +{ + return ctx->ops->drop(ctx); +} + +/** + * Get the whole configuration as lists of strings with counts: + * + * num_shares : number of shares + * share_names : list of length num_shares of share names + * num_params : list of length num_shares of parameter counts for each share + * param_names : list of lists of parameter names for each share + * param_values : list of lists of parameter values for each share + */ +WERROR smbconf_get_config(struct smbconf_ctx *ctx, + TALLOC_CTX *mem_ctx, + uint32_t *num_shares, + char ***share_names, uint32_t **num_params, + char ****param_names, char ****param_values) +{ + WERROR werr = WERR_OK; + TALLOC_CTX *tmp_ctx = NULL; + uint32_t tmp_num_shares; + char **tmp_share_names; + uint32_t *tmp_num_params; + char ***tmp_param_names; + char ***tmp_param_values; + uint32_t count; + + if ((num_shares == NULL) || (share_names == NULL) || + (num_params == NULL) || (param_names == NULL) || + (param_values == NULL)) + { + werr = WERR_INVALID_PARAM; + goto done; + } + + tmp_ctx = talloc_stackframe(); + if (tmp_ctx == NULL) { + werr = WERR_NOMEM; + goto done; + } + + werr = smbconf_get_share_names(ctx, tmp_ctx, &tmp_num_shares, + &tmp_share_names); + if (!W_ERROR_IS_OK(werr)) { + goto done; + } + + tmp_num_params = TALLOC_ARRAY(tmp_ctx, uint32_t, tmp_num_shares); + tmp_param_names = TALLOC_ARRAY(tmp_ctx, char **, tmp_num_shares); + tmp_param_values = TALLOC_ARRAY(tmp_ctx, char **, tmp_num_shares); + + if ((tmp_num_params == NULL) || (tmp_param_names == NULL) || + (tmp_param_values == NULL)) + { + werr = WERR_NOMEM; + goto done; + } + + for (count = 0; count < tmp_num_shares; count++) { + werr = smbconf_get_share(ctx, mem_ctx, + tmp_share_names[count], + &tmp_num_params[count], + &tmp_param_names[count], + &tmp_param_values[count]); + if (!W_ERROR_IS_OK(werr)) { + goto done; + } + } + + werr = WERR_OK; + + *num_shares = tmp_num_shares; + if (tmp_num_shares > 0) { + *share_names = talloc_move(mem_ctx, &tmp_share_names); + *num_params = talloc_move(mem_ctx, &tmp_num_params); + *param_names = talloc_move(mem_ctx, &tmp_param_names); + *param_values = talloc_move(mem_ctx, &tmp_param_values); + } else { + *share_names = NULL; + *num_params = NULL; + *param_names = NULL; + *param_values = NULL; + } + +done: + TALLOC_FREE(tmp_ctx); + return werr; +} + +/** + * get the list of share names defined in the configuration. + */ +WERROR smbconf_get_share_names(struct smbconf_ctx *ctx, + TALLOC_CTX *mem_ctx, + uint32_t *num_shares, + char ***share_names) +{ + return ctx->ops->get_share_names(ctx, mem_ctx, num_shares, + share_names); +} + +/** + * check if a share/service of a given name exists + */ +bool smbconf_share_exists(struct smbconf_ctx *ctx, + const char *servicename) +{ + if (servicename == NULL) { + return false; + } + return ctx->ops->share_exists(ctx, servicename); +} + +/** + * Add a service if it does not already exist. + */ +WERROR smbconf_create_share(struct smbconf_ctx *ctx, + const char *servicename) +{ + if (smbconf_share_exists(ctx, servicename)) { + return WERR_ALREADY_EXISTS; + } + + return ctx->ops->create_share(ctx, servicename); +} + +/** + * get a definition of a share (service) from configuration. + */ +WERROR smbconf_get_share(struct smbconf_ctx *ctx, + TALLOC_CTX *mem_ctx, + const char *servicename, uint32_t *num_params, + char ***param_names, char ***param_values) +{ + if (!smbconf_share_exists(ctx, servicename)) { + return WERR_NO_SUCH_SERVICE; + } + + return ctx->ops->get_share(ctx, mem_ctx, servicename, num_params, + param_names, param_values); +} + +/** + * delete a service from configuration + */ +WERROR smbconf_delete_share(struct smbconf_ctx *ctx, const char *servicename) +{ + if (!smbconf_share_exists(ctx, servicename)) { + return WERR_NO_SUCH_SERVICE; + } + + return ctx->ops->delete_share(ctx, servicename); +} + +/** + * set a configuration parameter to the value provided. + */ +WERROR smbconf_set_parameter(struct smbconf_ctx *ctx, + const char *service, + const char *param, + const char *valstr) +{ + if (!smbconf_share_exists(ctx, service)) { + return WERR_NO_SUCH_SERVICE; + } + + return ctx->ops->set_parameter(ctx, service, param, valstr); +} + +/** + * Set a global parameter + * (i.e. a parameter in the [global] service). + * + * This also creates [global] when it does not exist. + */ +WERROR smbconf_set_global_parameter(struct smbconf_ctx *ctx, + const char *param, const char *val) +{ + WERROR werr; + + werr = smbconf_global_check(ctx); + if (W_ERROR_IS_OK(werr)) { + werr = smbconf_set_parameter(ctx, GLOBAL_NAME, param, val); + } + + return werr; +} + +/** + * get the value of a configuration parameter as a string + */ +WERROR smbconf_get_parameter(struct smbconf_ctx *ctx, + TALLOC_CTX *mem_ctx, + const char *service, + const char *param, + char **valstr) +{ + if (valstr == NULL) { + return WERR_INVALID_PARAM; + } + + if (!smbconf_share_exists(ctx, service)) { + return WERR_NO_SUCH_SERVICE; + } + + return ctx->ops->get_parameter(ctx, mem_ctx, service, param, valstr); +} + +/** + * Get the value of a global parameter. + * + * Create [global] if it does not exist. + */ +WERROR smbconf_get_global_parameter(struct smbconf_ctx *ctx, + TALLOC_CTX *mem_ctx, + const char *param, + char **valstr) +{ + WERROR werr; + + werr = smbconf_global_check(ctx); + if (W_ERROR_IS_OK(werr)) { + werr = smbconf_get_parameter(ctx, mem_ctx, GLOBAL_NAME, param, + valstr); + } + + return werr; +} + +/** + * delete a parameter from configuration + */ +WERROR smbconf_delete_parameter(struct smbconf_ctx *ctx, + const char *service, const char *param) +{ + if (!smbconf_share_exists(ctx, service)) { + return WERR_NO_SUCH_SERVICE; + } + + return ctx->ops->delete_parameter(ctx, service, param); +} + +/** + * Delete a global parameter. + * + * Create [global] if it does not exist. + */ +WERROR smbconf_delete_global_parameter(struct smbconf_ctx *ctx, + const char *param) +{ + WERROR werr; + + werr = smbconf_global_check(ctx); + if (W_ERROR_IS_OK(werr)) { + werr = smbconf_delete_parameter(ctx, GLOBAL_NAME, param); + } + + return werr; +} diff --git a/source/lib/smbconf/smbconf_private.h b/source/lib/smbconf/smbconf_private.h index f10bf0f2710..008ae976011 100644 --- a/source/lib/smbconf/smbconf_private.h +++ b/source/lib/smbconf/smbconf_private.h @@ -58,6 +58,11 @@ struct smbconf_ctx { struct smbconf_ops *ops; }; +WERROR smbconf_add_string_to_array(TALLOC_CTX *mem_ctx, + char ***array, + uint32_t count, + const char *string); + WERROR smbconf_init(TALLOC_CTX *mem_ctx, struct smbconf_ctx **conf_ctx, struct smbconf_ops *ops); diff --git a/source/lib/smbconf/smbconf.c b/source/lib/smbconf/smbconf_reg.c similarity index 65% copy from source/lib/smbconf/smbconf.c copy to source/lib/smbconf/smbconf_reg.c index ceed349a092..d260be85521 100644 --- a/source/lib/smbconf/smbconf.c +++ b/source/lib/smbconf/smbconf_reg.c @@ -1,8 +1,7 @@ /* * Unix SMB/CIFS implementation. - * libnet smbconf registry Support - * Copyright (C) Michael Adam 2007-2008 - * Copyright (C) Guenther Deschner 2007 + * libsmbconf - Samba configuration library, registry backend + * Copyright (C) Michael Adam 2008 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -21,43 +20,14 @@ #include "includes.h" #include "smbconf_private.h" + /********************************************************************** * - * Helper functions (mostly registry related) + * helper functions * **********************************************************************/ /** - * add a string to a talloced array of strings. - */ -static WERROR smbconf_add_string_to_array(TALLOC_CTX *mem_ctx, - char ***array, - uint32_t count, - const char *string) -{ - char **new_array = NULL; - - if ((array == NULL) || (string == NULL)) { - return WERR_INVALID_PARAM; - } - - new_array = TALLOC_REALLOC_ARRAY(mem_ctx, *array, char *, count + 1); - if (new_array == NULL) { - return WERR_NOMEM; - } - - new_array[count] = talloc_strdup(new_array, string); - if (new_array[count] == NULL) { - TALLOC_FREE(new_array); - return WERR_NOMEM; - } - - *array = new_array; - - return WERR_OK; -} - -/** * Open a registry key specified by "path" */ static WERROR smbconf_reg_open_path(TALLOC_CTX *mem_ctx, @@ -393,20 +363,6 @@ done: return werr; } -static int smbconf_destroy_ctx(struct smbconf_ctx *ctx) -{ - return ctx->ops->shutdown(ctx); -} - -static WERROR smbconf_global_check(struct smbconf_ctx *ctx) -{ - if (!smbconf_share_exists(ctx, GLOBAL_NAME)) { - return smbconf_create_share(ctx, GLOBAL_NAME); - } - return WERR_OK; -} - - /********************************************************************** * * smbconf operations: registry implementations @@ -786,348 +742,3 @@ WERROR smbconf_init_reg(TALLOC_CTX *mem_ctx, struct smbconf_ctx **conf_ctx) return smbconf_init(mem_ctx, conf_ctx, &smbconf_ops_reg); } - -/********************************************************************** - * - * The actual libsmbconf API functions that are exported. - * - **********************************************************************/ - -/** - * Initialize the configuration. - * - * This should be the first function in a sequence of calls to smbconf - * functions: - * - * Upon success, this creates and returns the conf context - * that should be passed around in subsequent calls to the other - * smbconf functions. - * - * After the work with the configuration is completed, smbconf_shutdown() - * should be called. - */ -WERROR smbconf_init(TALLOC_CTX *mem_ctx, struct smbconf_ctx **conf_ctx, - struct smbconf_ops *ops) -{ - WERROR werr = WERR_OK; - struct smbconf_ctx *ctx; - - if (conf_ctx == NULL) { - return WERR_INVALID_PARAM; - } - - ctx = TALLOC_ZERO_P(mem_ctx, struct smbconf_ctx); - if (ctx == NULL) { - return WERR_NOMEM; - } - - ctx->ops = ops; - - werr = ctx->ops->init(ctx); - if (!W_ERROR_IS_OK(werr)) { - goto fail; - } - - talloc_set_destructor(ctx, smbconf_destroy_ctx); - - *conf_ctx = ctx; - return werr; - -fail: - TALLOC_FREE(ctx); - return werr; -} - -/** - * Close the configuration. - */ -void smbconf_shutdown(struct smbconf_ctx *ctx) -{ - TALLOC_FREE(ctx); -} - -/** - * Detect changes in the configuration. - * The given csn struct is filled with the current csn. - * smbconf_changed() can also be used for initial retrieval - * of the csn. - */ -bool smbconf_changed(struct smbconf_ctx *ctx, struct smbconf_csn *csn, - const char *service, const char *param) -{ - struct smbconf_csn old_csn; - - if (csn == NULL) { - return false; - } - - old_csn = *csn; - - ctx->ops->get_csn(ctx, csn, service, param); - return (csn->csn != old_csn.csn); -} - -/** - * Drop the whole configuration (restarting empty). - */ -WERROR smbconf_drop(struct smbconf_ctx *ctx) -{ - return ctx->ops->drop(ctx); -} - -/** - * Get the whole configuration as lists of strings with counts: - * - * num_shares : number of shares - * share_names : list of length num_shares of share names - * num_params : list of length num_shares of parameter counts for each share - * param_names : list of lists of parameter names for each share - * param_values : list of lists of parameter values for each share - */ -WERROR smbconf_get_config(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - uint32_t *num_shares, - char ***share_names, uint32_t **num_params, - char ****param_names, char ****param_values) -{ - WERROR werr = WERR_OK; - TALLOC_CTX *tmp_ctx = NULL; - uint32_t tmp_num_shares; - char **tmp_share_names; - uint32_t *tmp_num_params; - char ***tmp_param_names; - char ***tmp_param_values; - uint32_t count; - - if ((num_shares == NULL) || (share_names == NULL) || - (num_params == NULL) || (param_names == NULL) || - (param_values == NULL)) - { - werr = WERR_INVALID_PARAM; - goto done; - } - - tmp_ctx = talloc_stackframe(); - if (tmp_ctx == NULL) { - werr = WERR_NOMEM; - goto done; - } - - werr = smbconf_get_share_names(ctx, tmp_ctx, &tmp_num_shares, - &tmp_share_names); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - - tmp_num_params = TALLOC_ARRAY(tmp_ctx, uint32_t, tmp_num_shares); - tmp_param_names = TALLOC_ARRAY(tmp_ctx, char **, tmp_num_shares); - tmp_param_values = TALLOC_ARRAY(tmp_ctx, char **, tmp_num_shares); - - if ((tmp_num_params == NULL) || (tmp_param_names == NULL) || - (tmp_param_values == NULL)) - { - werr = WERR_NOMEM; - goto done; - } - - for (count = 0; count < tmp_num_shares; count++) { - werr = smbconf_get_share(ctx, mem_ctx, - tmp_share_names[count], - &tmp_num_params[count], - &tmp_param_names[count], - &tmp_param_values[count]); - if (!W_ERROR_IS_OK(werr)) { - goto done; - } - } - - werr = WERR_OK; - - *num_shares = tmp_num_shares; - if (tmp_num_shares > 0) { - *share_names = talloc_move(mem_ctx, &tmp_share_names); - *num_params = talloc_move(mem_ctx, &tmp_num_params); - *param_names = talloc_move(mem_ctx, &tmp_param_names); - *param_values = talloc_move(mem_ctx, &tmp_param_values); - } else { - *share_names = NULL; - *num_params = NULL; - *param_names = NULL; - *param_values = NULL; - } - -done: - TALLOC_FREE(tmp_ctx); - return werr; -} - -/** - * get the list of share names defined in the configuration. - */ -WERROR smbconf_get_share_names(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - uint32_t *num_shares, - char ***share_names) -{ - return ctx->ops->get_share_names(ctx, mem_ctx, num_shares, - share_names); -} - -/** - * check if a share/service of a given name exists - */ -bool smbconf_share_exists(struct smbconf_ctx *ctx, - const char *servicename) -{ - if (servicename == NULL) { - return false; - } - return ctx->ops->share_exists(ctx, servicename); -} - -/** - * Add a service if it does not already exist. - */ -WERROR smbconf_create_share(struct smbconf_ctx *ctx, - const char *servicename) -{ - if (smbconf_share_exists(ctx, servicename)) { - return WERR_ALREADY_EXISTS; - } - - return ctx->ops->create_share(ctx, servicename); -} - -/** - * get a definition of a share (service) from configuration. - */ -WERROR smbconf_get_share(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - const char *servicename, uint32_t *num_params, - char ***param_names, char ***param_values) -{ - if (!smbconf_share_exists(ctx, servicename)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->get_share(ctx, mem_ctx, servicename, num_params, - param_names, param_values); -} - -/** - * delete a service from configuration - */ -WERROR smbconf_delete_share(struct smbconf_ctx *ctx, const char *servicename) -{ - if (!smbconf_share_exists(ctx, servicename)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->delete_share(ctx, servicename); -} - -/** - * set a configuration parameter to the value provided. - */ -WERROR smbconf_set_parameter(struct smbconf_ctx *ctx, - const char *service, - const char *param, - const char *valstr) -{ - if (!smbconf_share_exists(ctx, service)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->set_parameter(ctx, service, param, valstr); -} - -/** - * Set a global parameter - * (i.e. a parameter in the [global] service). - * - * This also creates [global] when it does not exist. - */ -WERROR smbconf_set_global_parameter(struct smbconf_ctx *ctx, - const char *param, const char *val) -{ - WERROR werr; - - werr = smbconf_global_check(ctx); - if (W_ERROR_IS_OK(werr)) { - werr = smbconf_set_parameter(ctx, GLOBAL_NAME, param, val); - } - - return werr; -} - -/** - * get the value of a configuration parameter as a string - */ -WERROR smbconf_get_parameter(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - const char *service, - const char *param, - char **valstr) -{ - if (valstr == NULL) { - return WERR_INVALID_PARAM; - } - - if (!smbconf_share_exists(ctx, service)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->get_parameter(ctx, mem_ctx, service, param, valstr); -} - -/** - * Get the value of a global parameter. - * - * Create [global] if it does not exist. - */ -WERROR smbconf_get_global_parameter(struct smbconf_ctx *ctx, - TALLOC_CTX *mem_ctx, - const char *param, - char **valstr) -{ - WERROR werr; - - werr = smbconf_global_check(ctx); - if (W_ERROR_IS_OK(werr)) { - werr = smbconf_get_parameter(ctx, mem_ctx, GLOBAL_NAME, param, - valstr); - } - - return werr; -} - -/** - * delete a parameter from configuration - */ -WERROR smbconf_delete_parameter(struct smbconf_ctx *ctx, - const char *service, const char *param) -{ - if (!smbconf_share_exists(ctx, service)) { - return WERR_NO_SUCH_SERVICE; - } - - return ctx->ops->delete_parameter(ctx, service, param); -} - -/** - * Delete a global parameter. - * - * Create [global] if it does not exist. - */ -WERROR smbconf_delete_global_parameter(struct smbconf_ctx *ctx, - const char *param) -{ - WERROR werr; - - werr = smbconf_global_check(ctx); - if (W_ERROR_IS_OK(werr)) { - werr = smbconf_delete_parameter(ctx, GLOBAL_NAME, param); - } - - return werr; -} -- 2.11.4.GIT