Remove the copy of ldb from Samba 3.

There were two utility functions that other parts of Samba 3
still relied on; they have been moved to lib/ldb_compat.[ch].

1 files changed, 0 insertions, 723 deletions

diff --git a/source3/lib/ldb/modules/ldb_map_inbound.c b/source3/lib/ldb/modules/ldb_map_inbound.c
deleted file mode 100644
index 0508e724ab..0000000000
--- a/source3/lib/ldb/modules/ldb_map_inbound.c
+++ /dev/null
@@ -1,723 +0,0 @@
-/*
-   ldb database mapping module
-
-   Copyright (C) Jelmer Vernooij 2005
-   Copyright (C) Martin Kuehl <mkhl@samba.org> 2006
-
-   * NOTICE: this module is NOT released under the GNU LGPL license as
-   * other ldb code. This module is release under the GNU GPL v2 or
-   * later license.
-
-   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 <http://www.gnu.org/licenses/>.
-*/
-
-#include "includes.h"
-#include "ldb/include/includes.h"
-
-#include "ldb/modules/ldb_map.h"
-#include "ldb/modules/ldb_map_private.h"
-
-
-/* Mapping message elements
- * ======================== */
-
-/* Map a message element into the remote partition. */
-static struct ldb_message_element *ldb_msg_el_map_local(struct ldb_module *module, void *mem_ctx, const struct ldb_map_attribute *map, const struct ldb_message_element *old)
-{
-	struct ldb_message_element *el;
-	int i;
-
-	el = talloc_zero(mem_ctx, struct ldb_message_element);
-	if (el == NULL) {
-		map_oom(module);
-		return NULL;
-	}
-
-	el->num_values = old->num_values;
-	el->values = talloc_array(el, struct ldb_val, el->num_values);
-	if (el->values == NULL) {
-		talloc_free(el);
-		map_oom(module);
-		return NULL;
-	}
-
-	el->name = map_attr_map_local(el, map, old->name);
-
-	for (i = 0; i < el->num_values; i++) {
-		el->values[i] = ldb_val_map_local(module, el->values, map, &old->values[i]);
-	}
-
-	return el;
-}
-
-/* Add a message element either to a local or to a remote message,
- * depending on whether it goes into the local or remote partition. */
-static int ldb_msg_el_partition(struct ldb_module *module, struct ldb_message *local, struct ldb_message *remote, const struct ldb_message *msg, const char *attr_name, /* const char * const names[], */ const struct ldb_message_element *old)
-{
-	const struct ldb_map_context *data = map_get_context(module);
-	const struct ldb_map_attribute *map = map_attr_find_local(data, attr_name);
-	struct ldb_message_element *el=NULL;
-
-	/* Unknown attribute: ignore */
-	if (map == NULL) {
-		ldb_debug(module->ldb, LDB_DEBUG_WARNING, "ldb_map: "
-			  "Not mapping attribute '%s': no mapping found\n",
-			  old->name);
-		goto local;
-	}
-
-	switch (map->type) {
-	case MAP_IGNORE:
-		goto local;
-
-	case MAP_CONVERT:
-		if (map->u.convert.convert_local == NULL) {
-			ldb_debug(module->ldb, LDB_DEBUG_WARNING, "ldb_map: "
-				  "Not mapping attribute '%s': "
-				  "'convert_local' not set\n",
-				  map->local_name);
-			goto local;
-		}
-		/* fall through */
-	case MAP_KEEP:
-	case MAP_RENAME:
-		el = ldb_msg_el_map_local(module, remote, map, old);
-		break;
-
-	case MAP_GENERATE:
-		if (map->u.generate.generate_remote == NULL) {
-			ldb_debug(module->ldb, LDB_DEBUG_WARNING, "ldb_map: "
-				  "Not mapping attribute '%s': "
-				  "'generate_remote' not set\n",
-				  map->local_name);
-			goto local;
-		}
-
-		/* TODO: if this attr requires context:
-		 *	 make sure all context attrs are mappable (in 'names')
-		 *	 make sure all context attrs have already been mapped?
-		 *	 maybe postpone generation until they have been mapped?
-		 */
-
-		map->u.generate.generate_remote(module, map->local_name, msg, remote, local);
-		return 0;
-	}
-
-	if (el == NULL) {
-		return -1;
-	}
-
-	return ldb_msg_add(remote, el, old->flags);
-
-local:
-	el = talloc(local, struct ldb_message_element);
-	if (el == NULL) {
-		map_oom(module);
-		return -1;
-	}
-
-	*el = *old;			/* copy the old element */
-
-	return ldb_msg_add(local, el, old->flags);
-}
-
-/* Mapping messages
- * ================ */
-
-/* Check whether a message will be (partially) mapped into the remote partition. */
-static BOOL ldb_msg_check_remote(struct ldb_module *module, const struct ldb_message *msg)
-{
-	const struct ldb_map_context *data = map_get_context(module);
-	BOOL ret;
-	int i;
-
-	for (i = 0; i < msg->num_elements; i++) {
-		ret = map_attr_check_remote(data, msg->elements[i].name);
-		if (ret) {
-			return ret;
-		}
-	}
-
-	return False;
-}
-
-/* Split message elements that stay in the local partition from those
- * that are mapped into the remote partition. */
-static int ldb_msg_partition(struct ldb_module *module, struct ldb_message *local, struct ldb_message *remote, const struct ldb_message *msg)
-{
-	/* const char * const names[]; */
-	int i, ret;
-
-	for (i = 0; i < msg->num_elements; i++) {
-		/* Skip 'IS_MAPPED' */
-		if (ldb_attr_cmp(msg->elements[i].name, IS_MAPPED) == 0) {
-			ldb_debug(module->ldb, LDB_DEBUG_WARNING, "ldb_map: "
-				  "Skipping attribute '%s'\n",
-				  msg->elements[i].name);
-			continue;
-		}
-
-		ret = ldb_msg_el_partition(module, local, remote, msg, msg->elements[i].name, &msg->elements[i]);
-		if (ret) {
-			return ret;
-		}
-	}
-
-	return 0;
-}
-
-
-/* Inbound requests: add, modify, rename, delete
- * ============================================= */
-
-/* Add the remote record. */
-int map_add_do_remote(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->remote_req);
-
-	ac->step = MAP_ADD_REMOTE;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_remote_request(ac->module, ac->remote_req);
-}
-
-/* Add the local record. */
-int map_add_do_local(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->local_req);
-
-	ac->step = MAP_ADD_LOCAL;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_request(ac->module, ac->local_req);
-}
-
-/* Add a record. */
-int map_add(struct ldb_module *module, struct ldb_request *req)
-{
-	const struct ldb_message *msg = req->op.add.message;
-	struct ldb_handle *h;
-	struct map_context *ac;
-	struct ldb_message *local, *remote;
-	const char *dn;
-
-	/* Do not manipulate our control entries */
-	if (ldb_dn_is_special(msg->dn)) {
-		return ldb_next_request(module, req);
-	}
-
-	/* No mapping requested (perhaps no DN mapping specified), skip to next module */
-	if (!ldb_dn_check_local(module, msg->dn)) {
-		return ldb_next_request(module, req);
-	}
-
-	/* No mapping needed, fail */
-	if (!ldb_msg_check_remote(module, msg)) {
-		return LDB_ERR_OPERATIONS_ERROR;
-	}
-
-	/* Prepare context and handle */
-	h = map_init_handle(req, module);
-	if (h == NULL) {
-		return LDB_ERR_OPERATIONS_ERROR;
-	}
-	ac = talloc_get_type(h->private_data, struct map_context);
-
-	/* Prepare the local operation */
-	ac->local_req = talloc(ac, struct ldb_request);
-	if (ac->local_req == NULL) {
-		goto oom;
-	}
-
-	*(ac->local_req) = *req;	/* copy the request */
-
-	ac->local_req->context = NULL;
-	ac->local_req->callback = NULL;
-
-	/* Prepare the remote operation */
-	ac->remote_req = talloc(ac, struct ldb_request);
-	if (ac->remote_req == NULL) {
-		goto oom;
-	}
-
-	*(ac->remote_req) = *req;	/* copy the request */
-
-	ac->remote_req->context = NULL;
-	ac->remote_req->callback = NULL;
-
-	/* Prepare the local message */
-	local = ldb_msg_new(ac->local_req);
-	if (local == NULL) {
-		goto oom;
-	}
-	local->dn = msg->dn;
-
-	/* Prepare the remote message */
-	remote = ldb_msg_new(ac->remote_req);
-	if (remote == NULL) {
-		goto oom;
-	}
-	remote->dn = ldb_dn_map_local(ac->module, remote, msg->dn);
-
-	/* Split local from remote message */
-	ldb_msg_partition(module, local, remote, msg);
-	ac->local_req->op.add.message = local;
-	ac->remote_req->op.add.message = remote;
-
-	if ((local->num_elements == 0) || (!map_check_local_db(ac->module))) {
-		/* No local data or db, just run the remote request */
-		talloc_free(ac->local_req);
-		req->handle = h;	/* return our own handle to deal with this call */
-		return map_add_do_remote(h);
-	}
-
-	/* Store remote DN in 'IS_MAPPED' */
-	/* TODO: use GUIDs here instead */
-	dn = ldb_dn_linearize(local, remote->dn);
-	if (ldb_msg_add_string(local, IS_MAPPED, dn) != 0) {
-		goto failed;
-	}
-
-	req->handle = h;		/* return our own handle to deal with this call */
-	return map_add_do_local(h);
-
-oom:
-	map_oom(module);
-failed:
-	talloc_free(h);
-	return LDB_ERR_OPERATIONS_ERROR;
-}
-
-/* Modify the remote record. */
-int map_modify_do_remote(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->remote_req);
-
-	ac->step = MAP_MODIFY_REMOTE;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_remote_request(ac->module, ac->remote_req);
-}
-
-/* Modify the local record. */
-int map_modify_do_local(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-	struct ldb_message *msg;
-	char *dn;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	if (ac->local_dn == NULL) {
-		/* No local record present, add it instead */
-		msg = discard_const_p(struct ldb_message, ac->local_req->op.mod.message);
-
-		/* Add local 'IS_MAPPED' */
-		/* TODO: use GUIDs here instead */
-		dn = ldb_dn_linearize(msg, ac->remote_req->op.mod.message->dn);
-		if (ldb_msg_add_empty(msg, IS_MAPPED, LDB_FLAG_MOD_ADD, NULL) != 0) {
-			return LDB_ERR_OPERATIONS_ERROR;
-		}
-		if (ldb_msg_add_string(msg, IS_MAPPED, dn) != 0) {
-			return LDB_ERR_OPERATIONS_ERROR;
-		}
-
-		/* Turn request into 'add' */
-		ac->local_req->operation = LDB_ADD;
-		ac->local_req->op.add.message = msg;
-		/* TODO: Could I just leave msg in there?  I think so,
-		 *	 but it looks clearer this way. */
-	}
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->local_req);
-
-	ac->step = MAP_MODIFY_LOCAL;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_request(ac->module, ac->local_req);
-}
-
-/* Modify a record. */
-int map_modify(struct ldb_module *module, struct ldb_request *req)
-{
-	const struct ldb_message *msg = req->op.mod.message;
-	struct ldb_handle *h;
-	struct map_context *ac;
-	struct ldb_message *local, *remote;
-
-	/* Do not manipulate our control entries */
-	if (ldb_dn_is_special(msg->dn)) {
-		return ldb_next_request(module, req);
-	}
-
-	/* No mapping requested (perhaps no DN mapping specified), skip to next module */
-	if (!ldb_dn_check_local(module, msg->dn)) {
-		return ldb_next_request(module, req);
-	}
-
-	/* No mapping needed, skip to next module */
-	/* TODO: What if the remote part exists, the local doesn't,
-	 *	 and this request wants to modify local data and thus
-	 *	 add the local record? */
-	if (!ldb_msg_check_remote(module, msg)) {
-		return LDB_ERR_OPERATIONS_ERROR;
-	}
-
-	/* Prepare context and handle */
-	h = map_init_handle(req, module);
-	if (h == NULL) {
-		return LDB_ERR_OPERATIONS_ERROR;
-	}
-	ac = talloc_get_type(h->private_data, struct map_context);
-
-	/* Prepare the local operation */
-	ac->local_req = talloc(ac, struct ldb_request);
-	if (ac->local_req == NULL) {
-		goto oom;
-	}
-
-	*(ac->local_req) = *req;	/* copy the request */
-
-	ac->local_req->context = NULL;
-	ac->local_req->callback = NULL;
-
-	/* Prepare the remote operation */
-	ac->remote_req = talloc(ac, struct ldb_request);
-	if (ac->remote_req == NULL) {
-		goto oom;
-	}
-
-	*(ac->remote_req) = *req;	/* copy the request */
-
-	ac->remote_req->context = NULL;
-	ac->remote_req->callback = NULL;
-
-	/* Prepare the local message */
-	local = ldb_msg_new(ac->local_req);
-	if (local == NULL) {
-		goto oom;
-	}
-	local->dn = msg->dn;
-
-	/* Prepare the remote message */
-	remote = ldb_msg_new(ac->remote_req);
-	if (remote == NULL) {
-		goto oom;
-	}
-	remote->dn = ldb_dn_map_local(ac->module, remote, msg->dn);
-
-	/* Split local from remote message */
-	ldb_msg_partition(module, local, remote, msg);
-	ac->local_req->op.mod.message = local;
-	ac->remote_req->op.mod.message = remote;
-
-	if ((local->num_elements == 0) || (!map_check_local_db(ac->module))) {
-		/* No local data or db, just run the remote request */
-		talloc_free(ac->local_req);
-		req->handle = h;	/* return our own handle to deal with this call */
-		return map_modify_do_remote(h);
-	}
-
-	/* prepare the search operation */
-	ac->search_req = map_search_self_req(ac, msg->dn);
-	if (ac->search_req == NULL) {
-		goto failed;
-	}
-
-	ac->step = MAP_SEARCH_SELF_MODIFY;
-
-	req->handle = h;		/* return our own handle to deal with this call */
-	return ldb_next_request(module, ac->search_req);
-
-oom:
-	map_oom(module);
-failed:
-	talloc_free(h);
-	return LDB_ERR_OPERATIONS_ERROR;
-}
-
-/* Delete the remote record. */
-int map_delete_do_remote(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->remote_req);
-
-	ac->step = MAP_DELETE_REMOTE;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_remote_request(ac->module, ac->remote_req);
-}
-
-/* Delete the local record. */
-int map_delete_do_local(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	/* No local record, continue remotely */
-	if (ac->local_dn == NULL) {
-		return map_delete_do_remote(handle);
-	}
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->local_req);
-
-	ac->step = MAP_DELETE_LOCAL;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_request(ac->module, ac->local_req);
-}
-
-/* Delete a record. */
-int map_delete(struct ldb_module *module, struct ldb_request *req)
-{
-	struct ldb_handle *h;
-	struct map_context *ac;
-
-	/* Do not manipulate our control entries */
-	if (ldb_dn_is_special(req->op.del.dn)) {
-		return ldb_next_request(module, req);
-	}
-
-	/* No mapping requested (perhaps no DN mapping specified), skip to next module */
-	if (!ldb_dn_check_local(module, req->op.del.dn)) {
-		return ldb_next_request(module, req);
-	}
-
-	/* Prepare context and handle */
-	h = map_init_handle(req, module);
-	if (h == NULL) {
-		return LDB_ERR_OPERATIONS_ERROR;
-	}
-	ac = talloc_get_type(h->private_data, struct map_context);
-
-	/* Prepare the local operation */
-	ac->local_req = talloc(ac, struct ldb_request);
-	if (ac->local_req == NULL) {
-		goto oom;
-	}
-
-	*(ac->local_req) = *req;	/* copy the request */
-	ac->local_req->op.del.dn = req->op.del.dn;
-
-	ac->local_req->context = NULL;
-	ac->local_req->callback = NULL;
-
-	/* Prepare the remote operation */
-	ac->remote_req = talloc(ac, struct ldb_request);
-	if (ac->remote_req == NULL) {
-		goto oom;
-	}
-
-	*(ac->remote_req) = *req;	/* copy the request */
-	ac->remote_req->op.del.dn = ldb_dn_map_local(module, ac->remote_req, req->op.del.dn);
-
-	/* No local db, just run the remote request */
-	if (!map_check_local_db(ac->module)) {
-		req->handle = h;	/* return our own handle to deal with this call */
-		return map_delete_do_remote(h);
-	}
-
-	ac->remote_req->context = NULL;
-	ac->remote_req->callback = NULL;
-
-	/* Prepare the search operation */
-	ac->search_req = map_search_self_req(ac, req->op.del.dn);
-	if (ac->search_req == NULL) {
-		goto failed;
-	}
-
-	req->handle = h;		/* return our own handle to deal with this call */
-
-	ac->step = MAP_SEARCH_SELF_DELETE;
-
-	return ldb_next_request(module, ac->search_req);
-
-oom:
-	map_oom(module);
-failed:
-	talloc_free(h);
-	return LDB_ERR_OPERATIONS_ERROR;
-}
-
-/* Rename the remote record. */
-int map_rename_do_remote(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->remote_req);
-
-	ac->step = MAP_RENAME_REMOTE;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_remote_request(ac->module, ac->remote_req);
-}
-
-/* Update the local 'IS_MAPPED' attribute. */
-int map_rename_do_fixup(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->down_req);
-
-	ac->step = MAP_RENAME_FIXUP;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_request(ac->module, ac->down_req);
-}
-
-/* Rename the local record. */
-int map_rename_do_local(struct ldb_handle *handle)
-{
-	struct map_context *ac;
-
-	ac = talloc_get_type(handle->private_data, struct map_context);
-
-	/* No local record, continue remotely */
-	if (ac->local_dn == NULL) {
-		return map_rename_do_remote(handle);
-	}
-
-	ldb_set_timeout_from_prev_req(ac->module->ldb, ac->orig_req, ac->local_req);
-
-	ac->step = MAP_RENAME_LOCAL;
-
-	handle->state = LDB_ASYNC_INIT;
-	handle->status = LDB_SUCCESS;
-
-	return ldb_next_request(ac->module, ac->local_req);
-}
-
-/* Rename a record. */
-int map_rename(struct ldb_module *module, struct ldb_request *req)
-{
-	struct ldb_handle *h;
-	struct map_context *ac;
-
-	/* Do not manipulate our control entries */
-	if (ldb_dn_is_special(req->op.rename.olddn)) {
-		return ldb_next_request(module, req);
-	}
-
-	/* No mapping requested (perhaps no DN mapping specified), skip to next module */
-	if ((!ldb_dn_check_local(module, req->op.rename.olddn)) &&
-	    (!ldb_dn_check_local(module, req->op.rename.newdn))) {
-		return ldb_next_request(module, req);
-	}
-
-	/* Rename into/out of the mapped partition requested, bail out */
-	if (!ldb_dn_check_local(module, req->op.rename.olddn) ||
-	    !ldb_dn_check_local(module, req->op.rename.newdn)) {
-		return LDB_ERR_AFFECTS_MULTIPLE_DSAS;
-	}
-
-	/* Prepare context and handle */
-	h = map_init_handle(req, module);
-	if (h == NULL) {
-		return LDB_ERR_OPERATIONS_ERROR;
-	}
-	ac = talloc_get_type(h->private_data, struct map_context);
-
-	/* Prepare the local operation */
-	ac->local_req = talloc(ac, struct ldb_request);
-	if (ac->local_req == NULL) {
-		goto oom;
-	}
-
-	*(ac->local_req) = *req;	/* copy the request */
-	ac->local_req->op.rename.olddn = req->op.rename.olddn;
-	ac->local_req->op.rename.newdn = req->op.rename.newdn;
-
-	ac->local_req->context = NULL;
-	ac->local_req->callback = NULL;
-
-	/* Prepare the remote operation */
-	ac->remote_req = talloc(ac, struct ldb_request);
-	if (ac->remote_req == NULL) {
-		goto oom;
-	}
-
-	*(ac->remote_req) = *req;	/* copy the request */
-	ac->remote_req->op.rename.olddn = ldb_dn_map_local(module, ac->remote_req, req->op.rename.olddn);
-	ac->remote_req->op.rename.newdn = ldb_dn_map_local(module, ac->remote_req, req->op.rename.newdn);
-
-	ac->remote_req->context = NULL;
-	ac->remote_req->callback = NULL;
-
-	/* No local db, just run the remote request */
-	if (!map_check_local_db(ac->module)) {
-		req->handle = h;	/* return our own handle to deal with this call */
-		return map_rename_do_remote(h);
-	}
-
-	/* Prepare the fixup operation */
-	/* TODO: use GUIDs here instead -- or skip it when GUIDs are used. */
-	ac->down_req = map_build_fixup_req(ac, req->op.rename.newdn, ac->remote_req->op.rename.newdn);
-	if (ac->down_req == NULL) {
-		goto failed;
-	}
-
-	/* Prepare the search operation */
-	ac->search_req = map_search_self_req(ac, req->op.rename.olddn);
-	if (ac->search_req == NULL) {
-		goto failed;
-	}
-
-	req->handle = h;		/* return our own handle to deal with this call */
-
-	ac->step = MAP_SEARCH_SELF_RENAME;
-
-	return ldb_next_request(module, ac->search_req);
-
-oom:
-	map_oom(module);
-failed:
-	talloc_free(h);
-	return LDB_ERR_OPERATIONS_ERROR;
-}