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authorMichael Adam <obnox@samba.org>2012-05-11 22:11:42 +0200
committerMichael Adam <obnox@samba.org>2012-05-14 04:04:55 +0200
commite945511aae52c0bc50007ffc703241c7da1db372 (patch)
treea8cfc6357fa4747417505d328a3a6d07f8dcd398 /source3/lib/dbwrap
parentf5e5ed79ccc10e0b6aa50f6b6747d48d9505e7ee (diff)
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move the dbwrap library to the top level
Autobuild-User: Michael Adam <obnox@samba.org> Autobuild-Date: Mon May 14 04:04:55 CEST 2012 on sn-devel-104
Diffstat (limited to 'source3/lib/dbwrap')
-rw-r--r--source3/lib/dbwrap/dbwrap.c398
-rw-r--r--source3/lib/dbwrap/dbwrap.h131
-rw-r--r--source3/lib/dbwrap/dbwrap_cache.c225
-rw-r--r--source3/lib/dbwrap/dbwrap_cache.h32
-rw-r--r--source3/lib/dbwrap/dbwrap_file.c418
-rw-r--r--source3/lib/dbwrap/dbwrap_file.h36
-rw-r--r--source3/lib/dbwrap/dbwrap_private.h70
-rw-r--r--source3/lib/dbwrap/dbwrap_rbt.c450
-rw-r--r--source3/lib/dbwrap/dbwrap_rbt.h29
-rw-r--r--source3/lib/dbwrap/dbwrap_tdb.c447
-rw-r--r--source3/lib/dbwrap/dbwrap_tdb.h35
-rw-r--r--source3/lib/dbwrap/dbwrap_util.c539
-rw-r--r--source3/lib/dbwrap/dbwrap_watch.c2
-rw-r--r--source3/lib/dbwrap/dbwrap_watch.h2
14 files changed, 2 insertions, 2812 deletions
diff --git a/source3/lib/dbwrap/dbwrap.c b/source3/lib/dbwrap/dbwrap.c
deleted file mode 100644
index 14562bb6e4..0000000000
--- a/source3/lib/dbwrap/dbwrap.c
+++ /dev/null
@@ -1,398 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface wrapper
- Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2006
-
- Major code contributions from Aleksey Fedoseev (fedoseev@ru.ibm.com)
-
- 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 "dbwrap/dbwrap.h"
-#include "dbwrap/dbwrap_private.h"
-#include "util_tdb.h"
-
-/*
- * Fall back using fetch if no genuine exists operation is provided
- */
-
-static int dbwrap_fallback_exists(struct db_context *db, TDB_DATA key)
-{
- NTSTATUS status = dbwrap_parse_record(db, key, NULL, NULL);
- return NT_STATUS_IS_OK(status) ? 1 : 0;
-}
-
-static int delete_record(struct db_record *rec, void *data)
-{
- NTSTATUS status = dbwrap_record_delete(rec);
- return NT_STATUS_IS_OK(status) ? 0 : -1;
-}
-
-/*
- * Fallback wipe implementation using traverse and delete if no genuine
- * wipe operation is provided
- */
-static int dbwrap_fallback_wipe(struct db_context *db)
-{
- NTSTATUS status = dbwrap_trans_traverse(db, delete_record, NULL);
- return NT_STATUS_IS_OK(status) ? 0 : -1;
-}
-
-
-/*
- * Wrapper functions for the backend methods
- */
-
-TDB_DATA dbwrap_record_get_key(const struct db_record *rec)
-{
- return rec->key;
-}
-
-TDB_DATA dbwrap_record_get_value(const struct db_record *rec)
-{
- return rec->value;
-}
-
-NTSTATUS dbwrap_record_store(struct db_record *rec, TDB_DATA data, int flags)
-{
- NTSTATUS status;
- struct db_context *db;
-
- status = rec->store(rec, data, flags);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
- db = rec->db;
- if (db->stored_callback != NULL) {
- db->stored_callback(db, rec,
- db->stored_callback_private_data);
- }
- return NT_STATUS_OK;
-}
-
-void dbwrap_set_stored_callback(
- struct db_context *db,
- void (*cb)(struct db_context *db, struct db_record *rec,
- void *private_data),
- void *private_data)
-{
- db->stored_callback = cb;
- db->stored_callback_private_data = private_data;
-}
-
-NTSTATUS dbwrap_record_delete(struct db_record *rec)
-{
- NTSTATUS status;
- struct db_context *db;
-
- status = rec->delete_rec(rec);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
- db = rec->db;
- if (db->stored_callback != NULL) {
- db->stored_callback(db, rec,
- db->stored_callback_private_data);
- }
- return NT_STATUS_OK;
-}
-
-struct dbwrap_lock_order_state {
- uint8_t *plock_order_mask;
- uint8_t bitmask;
-};
-
-static int dbwrap_lock_order_state_destructor(
- struct dbwrap_lock_order_state *s)
-{
- *s->plock_order_mask &= ~s->bitmask;
- return 0;
-}
-
-static struct dbwrap_lock_order_state *dbwrap_check_lock_order(
- struct db_context *db, TALLOC_CTX *mem_ctx)
-{
- /*
- * Store the lock_order of currently locked records as bits in
- * "lock_order_mask". We only use levels 1,2,3 right now, so a
- * single uint8_t is enough.
- */
- static uint8_t lock_order_mask;
-
- struct dbwrap_lock_order_state *state;
- uint8_t idx;
- int used;
-
- if (db->lock_order == 0) {
- /*
- * lock order 0 is for example for dbwrap_rbt without
- * real locking. Return state nevertheless to avoid
- * special cases.
- */
- return talloc(mem_ctx, struct dbwrap_lock_order_state);
- }
-
- /*
- * We fill bits from the high bits, to be able to use
- * "ffs(lock_order_mask)"
- */
- idx = sizeof(lock_order_mask)*8 - db->lock_order;
-
- used = ffs(lock_order_mask);
-
- DEBUG(5, ("used=%d, lock_order=%d, idx=%d\n", used,
- (int)db->lock_order, (int)idx));
-
- if ((used != 0) && (used-1 <= idx)) {
- DEBUG(0, ("Lock order violation: Trying %d, order_mask=%x\n",
- (int)db->lock_order, (int)lock_order_mask));
- return NULL;
- }
-
- state = talloc(mem_ctx, struct dbwrap_lock_order_state);
- if (state == NULL) {
- DEBUG(1, ("talloc failed\n"));
- return NULL;
- }
- state->bitmask = 1 << idx;
- state->plock_order_mask = &lock_order_mask;
-
- talloc_set_destructor(state, dbwrap_lock_order_state_destructor);
- lock_order_mask |= state->bitmask;
-
- return state;
-}
-
-static struct db_record *dbwrap_fetch_locked_internal(
- struct db_context *db, TALLOC_CTX *mem_ctx, TDB_DATA key,
- struct db_record *(*db_fn)(struct db_context *db, TALLOC_CTX *mem_ctx,
- TDB_DATA key))
-{
- struct db_record *rec;
- struct dbwrap_lock_order_state *lock_order;
- TALLOC_CTX *frame = talloc_stackframe();
-
- lock_order = dbwrap_check_lock_order(db, frame);
- if (lock_order == NULL) {
- TALLOC_FREE(frame);
- return NULL;
- }
- rec = db_fn(db, mem_ctx, key);
- if (rec == NULL) {
- TALLOC_FREE(frame);
- return NULL;
- }
- (void)talloc_steal(rec, lock_order);
- rec->db = db;
- TALLOC_FREE(frame);
- return rec;
-}
-
-struct db_record *dbwrap_fetch_locked(struct db_context *db,
- TALLOC_CTX *mem_ctx,
- TDB_DATA key)
-{
- return dbwrap_fetch_locked_internal(db, mem_ctx, key,
- db->fetch_locked);
-}
-
-struct db_record *dbwrap_try_fetch_locked(struct db_context *db,
- TALLOC_CTX *mem_ctx,
- TDB_DATA key)
-{
- return dbwrap_fetch_locked_internal(
- db, mem_ctx, key,
- db->try_fetch_locked
- ? db->try_fetch_locked : db->fetch_locked);
-}
-
-struct db_context *dbwrap_record_get_db(struct db_record *rec)
-{
- return rec->db;
-}
-
-struct dbwrap_fetch_state {
- TALLOC_CTX *mem_ctx;
- TDB_DATA data;
-};
-
-static void dbwrap_fetch_parser(TDB_DATA key, TDB_DATA data,
- void *private_data)
-{
- struct dbwrap_fetch_state *state =
- (struct dbwrap_fetch_state *)private_data;
-
- state->data.dsize = data.dsize;
- state->data.dptr = (uint8_t *)talloc_memdup(state->mem_ctx, data.dptr,
- data.dsize);
-}
-
-NTSTATUS dbwrap_fetch(struct db_context *db, TALLOC_CTX *mem_ctx,
- TDB_DATA key, TDB_DATA *value)
-{
- struct dbwrap_fetch_state state;
- NTSTATUS status;
-
- if (value == NULL) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- state.mem_ctx = mem_ctx;
-
- status = dbwrap_parse_record(db, key, dbwrap_fetch_parser, &state);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
- if ((state.data.dsize != 0) && (state.data.dptr == NULL)) {
- return NT_STATUS_NO_MEMORY;
- }
- *value = state.data;
- return NT_STATUS_OK;
-}
-
-bool dbwrap_exists(struct db_context *db, TDB_DATA key)
-{
- int result;
- if (db->exists != NULL) {
- result = db->exists(db, key);
- } else {
- result = dbwrap_fallback_exists(db,key);
- }
- return (result == 1);
-}
-
-NTSTATUS dbwrap_store(struct db_context *db, TDB_DATA key,
- TDB_DATA data, int flags)
-{
- struct db_record *rec;
- NTSTATUS status;
- TALLOC_CTX *frame = talloc_stackframe();
-
- rec = dbwrap_fetch_locked(db, frame, key);
- if (rec == NULL) {
- TALLOC_FREE(frame);
- return NT_STATUS_NO_MEMORY;
- }
-
- status = dbwrap_record_store(rec, data, flags);
- TALLOC_FREE(frame);
- return status;
-}
-
-NTSTATUS dbwrap_delete(struct db_context *db, TDB_DATA key)
-{
- struct db_record *rec;
- NTSTATUS status;
- TALLOC_CTX *frame = talloc_stackframe();
-
- rec = dbwrap_fetch_locked(db, frame, key);
- if (rec == NULL) {
- TALLOC_FREE(frame);
- return NT_STATUS_NO_MEMORY;
- }
- status = dbwrap_record_delete(rec);
- TALLOC_FREE(frame);
- return status;
-}
-
-NTSTATUS dbwrap_traverse(struct db_context *db,
- int (*f)(struct db_record*, void*),
- void *private_data,
- int *count)
-{
- int ret = db->traverse(db, f, private_data);
-
- if (ret < 0) {
- return NT_STATUS_INTERNAL_DB_CORRUPTION;
- }
-
- if (count != NULL) {
- *count = ret;
- }
-
- return NT_STATUS_OK;
-}
-
-NTSTATUS dbwrap_traverse_read(struct db_context *db,
- int (*f)(struct db_record*, void*),
- void *private_data,
- int *count)
-{
- int ret = db->traverse_read(db, f, private_data);
-
- if (ret < 0) {
- return NT_STATUS_INTERNAL_DB_CORRUPTION;
- }
-
- if (count != NULL) {
- *count = ret;
- }
-
- return NT_STATUS_OK;
-}
-
-static void dbwrap_null_parser(TDB_DATA key, TDB_DATA val, void* data)
-{
- return;
-}
-
-NTSTATUS dbwrap_parse_record(struct db_context *db, TDB_DATA key,
- void (*parser)(TDB_DATA key, TDB_DATA data,
- void *private_data),
- void *private_data)
-{
- if (parser == NULL) {
- parser = dbwrap_null_parser;
- }
- return db->parse_record(db, key, parser, private_data);
-}
-
-int dbwrap_wipe(struct db_context *db)
-{
- if (db->wipe == NULL) {
- return dbwrap_fallback_wipe(db);
- }
- return db->wipe(db);
-}
-
-int dbwrap_get_seqnum(struct db_context *db)
-{
- return db->get_seqnum(db);
-}
-
-int dbwrap_get_flags(struct db_context *db)
-{
- return db->get_flags(db);
-}
-
-int dbwrap_transaction_start(struct db_context *db)
-{
- return db->transaction_start(db);
-}
-
-int dbwrap_transaction_commit(struct db_context *db)
-{
- return db->transaction_commit(db);
-}
-
-int dbwrap_transaction_cancel(struct db_context *db)
-{
- return db->transaction_cancel(db);
-}
-
-void dbwrap_db_id(struct db_context *db, const uint8_t **id, size_t *idlen)
-{
- db->id(db, id, idlen);
-}
diff --git a/source3/lib/dbwrap/dbwrap.h b/source3/lib/dbwrap/dbwrap.h
deleted file mode 100644
index 59e5af069e..0000000000
--- a/source3/lib/dbwrap/dbwrap.h
+++ /dev/null
@@ -1,131 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface wrapper around tdb
- Copyright (C) Volker Lendecke 2005-2007
-
- 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 <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef __DBWRAP_H__
-#define __DBWRAP_H__
-
-#include "tdb_compat.h"
-
-struct db_record;
-struct db_context;
-
-enum dbwrap_lock_order {
- DBWRAP_LOCK_ORDER_1 = 1,
- DBWRAP_LOCK_ORDER_2 = 2,
- DBWRAP_LOCK_ORDER_3 = 3
-};
-
-/* The following definitions come from lib/dbwrap.c */
-
-TDB_DATA dbwrap_record_get_key(const struct db_record *rec);
-TDB_DATA dbwrap_record_get_value(const struct db_record *rec);
-NTSTATUS dbwrap_record_store(struct db_record *rec, TDB_DATA data, int flags);
-NTSTATUS dbwrap_record_delete(struct db_record *rec);
-struct db_record *dbwrap_fetch_locked(struct db_context *db,
- TALLOC_CTX *mem_ctx,
- TDB_DATA key);
-struct db_record *dbwrap_try_fetch_locked(struct db_context *db,
- TALLOC_CTX *mem_ctx,
- TDB_DATA key);
-struct db_context *dbwrap_record_get_db(struct db_record *rec);
-void dbwrap_set_stored_callback(
- struct db_context *db,
- void (*cb)(struct db_context *db, struct db_record *rec,
- void *private_data),
- void *private_data);
-
-NTSTATUS dbwrap_delete(struct db_context *db, TDB_DATA key);
-NTSTATUS dbwrap_store(struct db_context *db, TDB_DATA key,
- TDB_DATA data, int flags);
-NTSTATUS dbwrap_fetch(struct db_context *db, TALLOC_CTX *mem_ctx,
- TDB_DATA key, TDB_DATA *value);
-bool dbwrap_exists(struct db_context *db, TDB_DATA key);
-NTSTATUS dbwrap_traverse(struct db_context *db,
- int (*f)(struct db_record*, void*),
- void *private_data,
- int *count);
-NTSTATUS dbwrap_traverse_read(struct db_context *db,
- int (*f)(struct db_record*, void*),
- void *private_data,
- int *count);
-NTSTATUS dbwrap_parse_record(struct db_context *db, TDB_DATA key,
- void (*parser)(TDB_DATA key, TDB_DATA data,
- void *private_data),
- void *private_data);
-int dbwrap_wipe(struct db_context *db);
-int dbwrap_get_seqnum(struct db_context *db);
-int dbwrap_get_flags(struct db_context *db);
-int dbwrap_transaction_start(struct db_context *db);
-int dbwrap_transaction_commit(struct db_context *db);
-int dbwrap_transaction_cancel(struct db_context *db);
-void dbwrap_db_id(struct db_context *db, const uint8_t **id, size_t *idlen);
-
-
-/* The following definitions come from lib/dbwrap_util.c */
-
-NTSTATUS dbwrap_delete_bystring(struct db_context *db, const char *key);
-NTSTATUS dbwrap_store_bystring(struct db_context *db, const char *key,
- TDB_DATA data, int flags);
-NTSTATUS dbwrap_fetch_bystring(struct db_context *db, TALLOC_CTX *mem_ctx,
- const char *key, TDB_DATA *value);
-
-NTSTATUS dbwrap_fetch_int32(struct db_context *db, const char *keystr,
- int32_t *result);
-NTSTATUS dbwrap_store_int32(struct db_context *db, const char *keystr,
- int32_t v);
-NTSTATUS dbwrap_fetch_uint32(struct db_context *db, const char *keystr,
- uint32_t *val);
-NTSTATUS dbwrap_store_uint32(struct db_context *db, const char *keystr,
- uint32_t v);
-NTSTATUS dbwrap_change_uint32_atomic(struct db_context *db, const char *keystr,
- uint32_t *oldval, uint32_t change_val);
-NTSTATUS dbwrap_trans_change_uint32_atomic(struct db_context *db,
- const char *keystr,
- uint32_t *oldval,
- uint32_t change_val);
-NTSTATUS dbwrap_change_int32_atomic(struct db_context *db, const char *keystr,
- int32_t *oldval, int32_t change_val);
-NTSTATUS dbwrap_trans_change_int32_atomic(struct db_context *db,
- const char *keystr,
- int32_t *oldval,
- int32_t change_val);
-NTSTATUS dbwrap_trans_store(struct db_context *db, TDB_DATA key, TDB_DATA dbuf,
- int flag);
-NTSTATUS dbwrap_trans_delete(struct db_context *db, TDB_DATA key);
-NTSTATUS dbwrap_trans_store_int32(struct db_context *db, const char *keystr,
- int32_t v);
-NTSTATUS dbwrap_trans_store_uint32(struct db_context *db, const char *keystr,
- uint32_t v);
-NTSTATUS dbwrap_trans_store_bystring(struct db_context *db, const char *key,
- TDB_DATA data, int flags);
-NTSTATUS dbwrap_trans_delete_bystring(struct db_context *db, const char *key);
-NTSTATUS dbwrap_trans_do(struct db_context *db,
- NTSTATUS (*action)(struct db_context *, void *),
- void *private_data);
-NTSTATUS dbwrap_trans_traverse(struct db_context *db,
- int (*f)(struct db_record*, void*),
- void *private_data);
-
-NTSTATUS dbwrap_delete_bystring_upper(struct db_context *db, const char *key);
-NTSTATUS dbwrap_store_bystring_upper(struct db_context *db, const char *key,
- TDB_DATA data, int flags);
-NTSTATUS dbwrap_fetch_bystring_upper(struct db_context *db, TALLOC_CTX *mem_ctx,
- const char *key, TDB_DATA *value);
-
-#endif /* __DBWRAP_H__ */
diff --git a/source3/lib/dbwrap/dbwrap_cache.c b/source3/lib/dbwrap/dbwrap_cache.c
deleted file mode 100644
index 865fcff7a1..0000000000
--- a/source3/lib/dbwrap/dbwrap_cache.c
+++ /dev/null
@@ -1,225 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Cache db contents for parse_record based on seqnum
- Copyright (C) Volker Lendecke 2012
-
- 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 "lib/dbwrap/dbwrap.h"
-#include "lib/dbwrap/dbwrap_private.h"
-#include "lib/dbwrap/dbwrap_rbt.h"
-#include "lib/dbwrap/dbwrap_cache.h"
-
-struct db_cache_ctx {
- int seqnum;
- struct db_context *backing;
- struct db_context *positive;
- struct db_context *negative;
-};
-
-static bool dbwrap_cache_validate(struct db_cache_ctx *ctx)
-{
- if (ctx->seqnum == dbwrap_get_seqnum(ctx->backing)) {
- return true;
- }
- TALLOC_FREE(ctx->positive);
- ctx->positive = db_open_rbt(ctx);
- TALLOC_FREE(ctx->negative);
- ctx->negative = db_open_rbt(ctx);
-
- return ((ctx->positive != NULL) && (ctx->negative != NULL));
-}
-
-static NTSTATUS dbwrap_cache_parse_record(
- struct db_context *db, TDB_DATA key,
- void (*parser)(TDB_DATA key, TDB_DATA data, void *private_data),
- void *private_data)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- TDB_DATA value;
- NTSTATUS status;
-
- if (!dbwrap_cache_validate(ctx)) {
- return NT_STATUS_NO_MEMORY;
- }
-
- status = dbwrap_parse_record(ctx->positive, key, parser, private_data);
- if (NT_STATUS_IS_OK(status)) {
- return status;
- }
- if (dbwrap_exists(ctx->negative, key)) {
- return NT_STATUS_NOT_FOUND;
- }
-
- status = dbwrap_fetch(ctx->backing, talloc_tos(), key, &value);
-
- if (NT_STATUS_IS_OK(status)) {
- dbwrap_store(ctx->positive, key, value, 0);
- parser(key, value, private_data);
- TALLOC_FREE(value.dptr);
- return NT_STATUS_OK;
- }
-
- if (NT_STATUS_EQUAL(status, NT_STATUS_NOT_FOUND)) {
- char c = '\0';
- value.dptr = (uint8_t *)&c;
- value.dsize = sizeof(c);
- dbwrap_store(ctx->negative, key, value, 0);
- return NT_STATUS_NOT_FOUND;
- }
- return status;
-}
-
-static struct db_record *dbwrap_cache_fetch_locked(
- struct db_context *db, TALLOC_CTX *mem_ctx, TDB_DATA key)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- return dbwrap_fetch_locked(ctx->backing, mem_ctx, key);
-}
-
-static int dbwrap_cache_traverse(struct db_context *db,
- int (*f)(struct db_record *rec,
- void *private_data),
- void *private_data)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- NTSTATUS status;
- int ret;
- status = dbwrap_traverse(ctx->backing, f, private_data, &ret);
- if (!NT_STATUS_IS_OK(status)) {
- return -1;
- }
- return ret;
-}
-
-static int dbwrap_cache_traverse_read(struct db_context *db,
- int (*f)(struct db_record *rec,
- void *private_data),
- void *private_data)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- NTSTATUS status;
- int ret;
- status = dbwrap_traverse_read(ctx->backing, f, private_data, &ret);
- if (!NT_STATUS_IS_OK(status)) {
- return -1;
- }
- return ret;
-}
-
-static int dbwrap_cache_get_seqnum(struct db_context *db)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- return dbwrap_get_seqnum(ctx->backing);
-}
-
-static int dbwrap_cache_get_flags(struct db_context *db)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- return dbwrap_get_flags(ctx->backing);
-}
-
-static int dbwrap_cache_transaction_start(struct db_context *db)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- return dbwrap_transaction_start(ctx->backing);
-}
-
-static int dbwrap_cache_transaction_commit(struct db_context *db)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- return dbwrap_transaction_commit(ctx->backing);
-}
-
-static int dbwrap_cache_transaction_cancel(struct db_context *db)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- return dbwrap_transaction_cancel(ctx->backing);
-}
-
-static int dbwrap_cache_exists(struct db_context *db, TDB_DATA key)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
-
- if (ctx->positive && dbwrap_exists(ctx->positive, key)) {
- return true;
- }
- if (ctx->negative && dbwrap_exists(ctx->negative, key)) {
- return false;
- }
- return dbwrap_exists(ctx->backing, key);
-}
-
-static void dbwrap_cache_id(struct db_context *db, const uint8_t **id,
- size_t *idlen)
-{
- struct db_cache_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_cache_ctx);
- dbwrap_db_id(ctx->backing, id, idlen);
-}
-
-struct db_context *db_open_cache(TALLOC_CTX *mem_ctx,
- struct db_context *backing)
-{
- struct db_context *db;
- struct db_cache_ctx *ctx;
-
- db = talloc(mem_ctx, struct db_context);
- if (db == NULL) {
- return NULL;
- }
- ctx = talloc_zero(db, struct db_cache_ctx);
- if (ctx == NULL) {
- TALLOC_FREE(db);
- return NULL;
- }
-
- ctx->seqnum = -1;
- ctx->backing = talloc_move(ctx, &backing);
- db->private_data = ctx;
- if (!dbwrap_cache_validate(ctx)) {
- TALLOC_FREE(db);
- return NULL;
- }
-
- db->fetch_locked = dbwrap_cache_fetch_locked;
- db->try_fetch_locked = NULL;
- db->traverse = dbwrap_cache_traverse;
- db->traverse_read = dbwrap_cache_traverse_read;
- db->get_seqnum = dbwrap_cache_get_seqnum;
- db->get_flags = dbwrap_cache_get_flags;
- db->transaction_start = dbwrap_cache_transaction_start;
- db->transaction_commit = dbwrap_cache_transaction_commit;
- db->transaction_cancel = dbwrap_cache_transaction_cancel;
- db->parse_record = dbwrap_cache_parse_record;
- db->exists = dbwrap_cache_exists;
- db->id = dbwrap_cache_id;
- db->stored_callback = NULL;
- db->wipe = NULL;
- db->lock_order = 0;
- db->persistent = false;
- return db;
-}
diff --git a/source3/lib/dbwrap/dbwrap_cache.h b/source3/lib/dbwrap/dbwrap_cache.h
deleted file mode 100644
index cd290e15f8..0000000000
--- a/source3/lib/dbwrap/dbwrap_cache.h
+++ /dev/null
@@ -1,32 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface wrapper around ctdbd
- Copyright (C) Volker Lendecke 2012
-
- 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/>.
-*/
-
-#ifndef __DBWRAP_CACHE_H__
-#define __DBWRAP_CACHE_H__
-
-#include <talloc.h>
-
-#include "dbwrap/dbwrap_private.h"
-
-struct db_context;
-
-struct db_context *db_open_cache(TALLOC_CTX *mem_ctx,
- struct db_context *backing);
-
-#endif /* __DBWRAP_CACHE_H__ */
diff --git a/source3/lib/dbwrap/dbwrap_file.c b/source3/lib/dbwrap/dbwrap_file.c
deleted file mode 100644
index e0fd4ebc73..0000000000
--- a/source3/lib/dbwrap/dbwrap_file.c
+++ /dev/null
@@ -1,418 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface using a file per record
- Copyright (C) Volker Lendecke 2005
-
- 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 "dbwrap/dbwrap.h"
-#include "dbwrap/dbwrap_file.h"
-#include "dbwrap/dbwrap_private.h"
-#include "lib/tdb_wrap/tdb_wrap.h"
-
-struct db_file_ctx {
- const char *dirname;
-
- /* We only support one locked record at a time -- everything else
- * would lead to a potential deadlock anyway! */
- struct db_record *locked_record;
-};
-
-struct db_locked_file {
- int fd;
- uint8_t hash;
- const char *name;
- const char *path;
- struct db_file_ctx *parent;
-};
-
-/* Copy from statcache.c... */
-
-static uint32_t fsh(const uint8_t *p, int len)
-{
- uint32_t n = 0;
- int i;
- for (i=0; i<len; i++) {
- n = ((n << 5) + n) ^ (uint32_t)(p[i]);
- }
- return n;
-}
-
-static int db_locked_file_destr(struct db_locked_file *data)
-{
- if (data->parent != NULL) {
- data->parent->locked_record = NULL;
- }
-
- if (close(data->fd) != 0) {
- DEBUG(3, ("close failed: %s\n", strerror(errno)));
- return -1;
- }
-
- return 0;
-}
-
-static NTSTATUS db_file_store(struct db_record *rec, TDB_DATA data, int flag);
-static NTSTATUS db_file_delete(struct db_record *rec);
-
-static struct db_record *db_file_fetch_locked(struct db_context *db,
- TALLOC_CTX *mem_ctx,
- TDB_DATA key)
-{
- struct db_file_ctx *ctx = talloc_get_type_abort(db->private_data,
- struct db_file_ctx);
- struct db_record *result;
- struct db_locked_file *file;
- struct flock fl;
- SMB_STRUCT_STAT statbuf;
- int ret;
-
- SMB_ASSERT(ctx->locked_record == NULL);
-
- again:
- if (!(result = talloc(mem_ctx, struct db_record))) {
- DEBUG(0, ("talloc failed\n"));
- return NULL;
- }
-
- if (!(file = talloc(result, struct db_locked_file))) {
- DEBUG(0, ("talloc failed\n"));
- TALLOC_FREE(result);
- return NULL;
- }
-
- result->private_data = file;
- result->store = db_file_store;
- result->delete_rec = db_file_delete;
-
- result->key.dsize = key.dsize;
- result->key.dptr = (uint8_t *)talloc_memdup(result, key.dptr,
- key.dsize);
- if (result->key.dptr == NULL) {
- DEBUG(0, ("talloc failed\n"));
- TALLOC_FREE(result);
- return NULL;
- }
-
- /* Cut to 8 bits */
- file->hash = fsh(key.dptr, key.dsize);
- file->name = hex_encode_talloc(file, (unsigned char *)key.dptr, key.dsize);
- if (file->name == NULL) {
- DEBUG(0, ("hex_encode failed\n"));
- TALLOC_FREE(result);
- return NULL;
- }
-
- file->path = talloc_asprintf(file, "%s/%2.2X/%s", ctx->dirname,
- file->hash, file->name);
- if (file->path == NULL) {
- DEBUG(0, ("talloc_asprintf failed\n"));
- TALLOC_FREE(result);
- return NULL;
- }
-
- become_root();
- file->fd = open(file->path, O_RDWR|O_CREAT, 0644);
- unbecome_root();
-
- if (file->fd < 0) {
- DEBUG(3, ("Could not open/create %s: %s\n",
- file->path, strerror(errno)));
- TALLOC_FREE(result);
- return NULL;
- }
-
- talloc_set_destructor(file, db_locked_file_destr);
-
- fl.l_type = F_WRLCK;
- fl.l_whence = SEEK_SET;
- fl.l_start = 0;
- fl.l_len = 1;
- fl.l_pid = 0;
-
- do {
- ret = fcntl(file->fd, F_SETLKW, &fl);
- } while ((ret == -1) && (errno == EINTR));
-
- if (ret == -1) {
- DEBUG(3, ("Could not get lock on %s: %s\n",
- file->path, strerror(errno)));
- TALLOC_FREE(result);
- return NULL;
- }
-
- if (sys_fstat(file->fd, &statbuf, false) != 0) {
- DEBUG(3, ("Could not fstat %s: %s\n",
- file->path, strerror(errno)));
- TALLOC_FREE(result);
- return NULL;
- }
-
- if (statbuf.st_ex_nlink == 0) {
- /* Someone has deleted it under the lock, retry */
- TALLOC_FREE(result);
- goto again;
- }
-
- result->value.dsize = 0;
- result->value.dptr = NULL;
-
- if (statbuf.st_ex_size != 0) {
- NTSTATUS status;
-
- result->value.dsize = statbuf.st_ex_size;
- result->value.dptr = talloc_array(result, uint8_t,
- statbuf.st_ex_size);
- if (result->value.dptr == NULL) {
- DEBUG(1, ("talloc failed\n"));
- TALLOC_FREE(result);
- return NULL;
- }
-
- status = read_data(file->fd, (char *)result->value.dptr,
- result->value.dsize);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(3, ("read_data failed: %s\n",
- nt_errstr(status)));
- TALLOC_FREE(result);
- return NULL;
- }
- }
-
- ctx->locked_record = result;
- file->parent = (struct db_file_ctx *)talloc_reference(file, ctx);
-
- return result;
-}
-
-static NTSTATUS db_file_store_root(int fd, TDB_DATA data)
-{
- if (lseek(fd, 0, SEEK_SET) != 0) {
- DEBUG(0, ("lseek failed: %s\n", strerror(errno)));
- return map_nt_error_from_unix(errno);
- }
-
- if (write_data(fd, (char *)data.dptr, data.dsize) != data.dsize) {
- DEBUG(3, ("write_data failed: %s\n", strerror(errno)));
- return map_nt_error_from_unix(errno);
- }
-
- if (ftruncate(fd, data.dsize) != 0) {
- DEBUG(3, ("ftruncate failed: %s\n", strerror(errno)));
- return map_nt_error_from_unix(errno);
- }
-
- return NT_STATUS_OK;
-}
-
-static NTSTATUS db_file_store(struct db_record *rec, TDB_DATA data, int flag)
-{
- struct db_locked_file *file =
- talloc_get_type_abort(rec->private_data,
- struct db_locked_file);
- NTSTATUS status;
-
- become_root();
- status = db_file_store_root(file->fd, data);
- unbecome_root();
-
- return status;
-}
-
-static NTSTATUS db_file_delete(struct db_record *rec)
-{
- struct db_locked_file *file =
- talloc_get_type_abort(rec->private_data,
- struct db_locked_file);
- int res;
-
- become_root();
- res = unlink(file->path);
- unbecome_root();
-
- if (res == -1) {
- DEBUG(3, ("unlink(%s) failed: %s\n", file->path,
- strerror(errno)));
- return map_nt_error_from_unix(errno);
- }
-
- return NT_STATUS_OK;
-}
-
-static int db_file_traverse(struct db_context *db,
- int (*fn)(struct db_record *rec,
- void *private_data),
- void *private_data)
-{
- struct db_file_ctx *ctx = talloc_get_type_abort(db->private_data,
- struct db_file_ctx);
- TALLOC_CTX *mem_ctx = talloc_init("traversal %s\n", ctx->dirname);
-
- int i;
- int count = 0;
-
- for (i=0; i<256; i++) {
- const char *dirname = talloc_asprintf(mem_ctx, "%s/%2.2X",
- ctx->dirname, i);
- DIR *dir;
- struct dirent *dirent;
-
- if (dirname == NULL) {
- DEBUG(0, ("talloc failed\n"));
- TALLOC_FREE(mem_ctx);
- return -1;
- }
-
- dir = opendir(dirname);
- if (dir == NULL) {
- DEBUG(3, ("Could not open dir %s: %s\n", dirname,
- strerror(errno)));
- TALLOC_FREE(mem_ctx);
- return -1;
- }
-
- while ((dirent = readdir(dir)) != NULL) {
- DATA_BLOB keyblob;
- TDB_DATA key;
- struct db_record *rec;
-
- if ((dirent->d_name[0] == '.') &&
- ((dirent->d_name[1] == '\0') ||
- ((dirent->d_name[1] == '.') &&
- (dirent->d_name[2] == '\0')))) {
- continue;
- }
-
- keyblob = strhex_to_data_blob(mem_ctx, dirent->d_name);
- if (keyblob.data == NULL) {
- DEBUG(5, ("strhex_to_data_blob failed\n"));
- continue;
- }
-
- key.dptr = keyblob.data;
- key.dsize = keyblob.length;
-
- if ((ctx->locked_record != NULL) &&
- (key.dsize == ctx->locked_record->key.dsize) &&
- (memcmp(key.dptr, ctx->locked_record->key.dptr,
- key.dsize) == 0)) {
- count += 1;
- if (fn(ctx->locked_record,
- private_data) != 0) {
- TALLOC_FREE(mem_ctx);
- closedir(dir);
- return count;
- }
- }
-
- rec = db_file_fetch_locked(db, mem_ctx, key);
- if (rec == NULL) {
- /* Someone might have deleted it */
- continue;
- }
-
- if (rec->value.dptr == NULL) {
- TALLOC_FREE(rec);
- continue;
- }
-
- count += 1;
-
- if (fn(rec, private_data) != 0) {
- TALLOC_FREE(mem_ctx);
- closedir(dir);
- return count;
- }
- TALLOC_FREE(rec);
- }
-
- closedir(dir);
- }
-
- TALLOC_FREE(mem_ctx);
- return count;
-}
-
-struct db_context *db_open_file(TALLOC_CTX *mem_ctx,
- struct messaging_context *msg_ctx,
- const char *name,
- int hash_size, int tdb_flags,
- int open_flags, mode_t mode)
-{
- struct db_context *result = NULL;
- struct db_file_ctx *ctx;
-
- if (!(result = talloc_zero(mem_ctx, struct db_context))) {
- DEBUG(0, ("talloc failed\n"));
- return NULL;
- }
-
- if (!(ctx = talloc(result, struct db_file_ctx))) {
- DEBUG(0, ("talloc failed\n"));
- TALLOC_FREE(result);
- return NULL;
- }
-
- result->private_data = ctx;
- result->fetch_locked = db_file_fetch_locked;
- result->try_fetch_locked = NULL;
- result->traverse = db_file_traverse;
- result->traverse_read = db_file_traverse;
- result->persistent = ((tdb_flags & TDB_CLEAR_IF_FIRST) == 0);
-
- ctx->locked_record = NULL;
- if (!(ctx->dirname = talloc_strdup(ctx, name))) {
- DEBUG(0, ("talloc failed\n"));
- TALLOC_FREE(result);
- return NULL;
- }
-
- if (open_flags & O_CREAT) {
- int ret, i;
-
- mode |= (mode & S_IRUSR) ? S_IXUSR : 0;
- mode |= (mode & S_IRGRP) ? S_IXGRP : 0;
- mode |= (mode & S_IROTH) ? S_IXOTH : 0;
-
- ret = mkdir(name, mode);
- if ((ret != 0) && (errno != EEXIST)) {
- DEBUG(5, ("mkdir(%s,%o) failed: %s\n", name, mode,
- strerror(errno)));
- TALLOC_FREE(result);
- return NULL;
- }
-
- for (i=0; i<256; i++) {
- char *path;
- path = talloc_asprintf(result, "%s/%2.2X", name, i);
- if (path == NULL) {
- DEBUG(0, ("asprintf failed\n"));
- TALLOC_FREE(result);
- return NULL;
- }
- ret = mkdir(path, mode);
- if ((ret != 0) && (errno != EEXIST)) {
- DEBUG(5, ("mkdir(%s,%o) failed: %s\n", path,
- mode, strerror(errno)));
- TALLOC_FREE(result);
- return NULL;
- }
- TALLOC_FREE(path);
- }
- }
-
- return result;
-}
diff --git a/source3/lib/dbwrap/dbwrap_file.h b/source3/lib/dbwrap/dbwrap_file.h
deleted file mode 100644
index 002f64dce5..0000000000
--- a/source3/lib/dbwrap/dbwrap_file.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface using a file per record
- Copyright (C) Volker Lendecke 2005
-
- 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/>.
-*/
-
-#ifndef __DBWRAP_FILE_H__
-#define __DBWRAP_FILE_H__
-
-#include <talloc.h>
-
-struct db_context;
-
-struct messaging_context;
-
-struct db_context *db_open_file(TALLOC_CTX *mem_ctx,
- struct messaging_context *msg_ctx,
- const char *name,
- int hash_size, int tdb_flags,
- int open_flags, mode_t mode);
-
-
-#endif /* __DBWRAP_FILE_H__ */
diff --git a/source3/lib/dbwrap/dbwrap_private.h b/source3/lib/dbwrap/dbwrap_private.h
deleted file mode 100644
index c197ffacf2..0000000000
--- a/source3/lib/dbwrap/dbwrap_private.h
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface wrapper around tdb - private header
-
- Copyright (C) Volker Lendecke 2005-2007
- Copyright (C) Gregor Beck 2011
- Copyright (C) Michael Adam 2011
-
- 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/>.
-*/
-
-#ifndef __DBWRAP_PRIVATE_H__
-#define __DBWRAP_PRIVATE_H__
-
-struct db_record {
- struct db_context *db;
- TDB_DATA key, value;
- NTSTATUS (*store)(struct db_record *rec, TDB_DATA data, int flag);
- NTSTATUS (*delete_rec)(struct db_record *rec);
- void *private_data;
-};
-
-struct db_context {
- struct db_record *(*fetch_locked)(struct db_context *db,
- TALLOC_CTX *mem_ctx,
- TDB_DATA key);
- struct db_record *(*try_fetch_locked)(struct db_context *db,
- TALLOC_CTX *mem_ctx,
- TDB_DATA key);
- int (*traverse)(struct db_context *db,
- int (*f)(struct db_record *rec,
- void *private_data),
- void *private_data);
- int (*traverse_read)(struct db_context *db,
- int (*f)(struct db_record *rec,
- void *private_data),
- void *private_data);
- int (*get_seqnum)(struct db_context *db);
- int (*get_flags)(struct db_context *db);
- int (*transaction_start)(struct db_context *db);
- int (*transaction_commit)(struct db_context *db);
- int (*transaction_cancel)(struct db_context *db);
- NTSTATUS (*parse_record)(struct db_context *db, TDB_DATA key,
- void (*parser)(TDB_DATA key, TDB_DATA data,
- void *private_data),
- void *private_data);
- int (*exists)(struct db_context *db,TDB_DATA key);
- int (*wipe)(struct db_context *db);
- void (*id)(struct db_context *db, const uint8_t **id, size_t *idlen);
- void *private_data;
- enum dbwrap_lock_order lock_order;
- bool persistent;
- void (*stored_callback)(struct db_context *db, struct db_record *rec,
- void *private_data);
- void *stored_callback_private_data;
-};
-
-#endif /* __DBWRAP_PRIVATE_H__ */
-
diff --git a/source3/lib/dbwrap/dbwrap_rbt.c b/source3/lib/dbwrap/dbwrap_rbt.c
deleted file mode 100644
index c25ea6ec64..0000000000
--- a/source3/lib/dbwrap/dbwrap_rbt.c
+++ /dev/null
@@ -1,450 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface wrapper around red-black trees
- Copyright (C) Volker Lendecke 2007, 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
- 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 "dbwrap/dbwrap.h"
-#include "dbwrap/dbwrap_private.h"
-#include "dbwrap/dbwrap_rbt.h"
-#include "../lib/util/rbtree.h"
-
-#define DBWRAP_RBT_ALIGN(_size_) (((_size_)+15)&~15)
-
-struct db_rbt_ctx {
- struct rb_root tree;
-};
-
-struct db_rbt_rec {
- struct db_rbt_ctx *db_ctx;
- struct db_rbt_node *node;
-};
-
-/* The structure that ends up in the tree */
-
-struct db_rbt_node {
- struct rb_node rb_node;
- size_t keysize, valuesize;
-
- /*
- * key and value are appended implicitly, "data" is only here as a
- * target for offsetof()
- */
-
- char data[1];
-};
-
-/*
- * Hide the ugly pointer calculations in a function
- */
-
-static struct db_rbt_node *db_rbt2node(struct rb_node *node)
-{
- return (struct db_rbt_node *)
- ((char *)node - offsetof(struct db_rbt_node, rb_node));
-}
-
-/*
- * Compare two keys
- */
-
-static int db_rbt_compare(TDB_DATA a, TDB_DATA b)
-{
- int res;
-
- res = memcmp(a.dptr, b.dptr, MIN(a.dsize, b.dsize));
-
- if ((res < 0) || ((res == 0) && (a.dsize < b.dsize))) {
- return -1;
- }
- if ((res > 0) || ((res == 0) && (a.dsize > b.dsize))) {
- return 1;
- }
- return 0;
-}
-
-/*
- * dissect a db_rbt_node into its implicit key and value parts
- */
-
-static void db_rbt_parse_node(struct db_rbt_node *node,
- TDB_DATA *key, TDB_DATA *value)
-{
- key->dptr = ((uint8_t *)node) + offsetof(struct db_rbt_node, data);
- key->dsize = node->keysize;
- value->dptr = key->dptr + node->keysize;
- value->dsize = node->valuesize;
-}
-
-static NTSTATUS db_rbt_store(struct db_record *rec, TDB_DATA data, int flag)
-{
- struct db_rbt_rec *rec_priv = (struct db_rbt_rec *)rec->private_data;
- struct db_rbt_node *node;
-
- struct rb_node ** p;
- struct rb_node * parent;
-
- TDB_DATA this_key, this_val;
-
- if (rec_priv->node != NULL) {
-
- /*
- * The record was around previously
- */
-
- db_rbt_parse_node(rec_priv->node, &this_key, &this_val);
-
- SMB_ASSERT(this_key.dsize == rec->key.dsize);
- SMB_ASSERT(memcmp(this_key.dptr, rec->key.dptr,
- this_key.dsize) == 0);
-
- if (this_val.dsize >= data.dsize) {
- /*
- * The new value fits into the old space
- */
- memcpy(this_val.dptr, data.dptr, data.dsize);
- rec_priv->node->valuesize = data.dsize;
- return NT_STATUS_OK;
- }
-
- /*
- * We need to delete the key from the tree and start fresh,
- * there's not enough space in the existing record
- */
-
- rb_erase(&rec_priv->node->rb_node, &rec_priv->db_ctx->tree);
-
- /*
- * Keep the existing node around for a while: If the record
- * existed before, we reference the key data in there.
- */
- }
-
- node = (struct db_rbt_node *)talloc_size(rec_priv->db_ctx,
- offsetof(struct db_rbt_node, data) + rec->key.dsize
- + data.dsize);
-
- if (node == NULL) {
- TALLOC_FREE(rec_priv->node);
- return NT_STATUS_NO_MEMORY;
- }
-
- ZERO_STRUCT(node->rb_node);
-
- node->keysize = rec->key.dsize;
- node->valuesize = data.dsize;
-
- db_rbt_parse_node(node, &this_key, &this_val);
-
- memcpy(this_key.dptr, rec->key.dptr, node->keysize);
- TALLOC_FREE(rec_priv->node);
-
- memcpy(this_val.dptr, data.dptr, node->valuesize);
-
- parent = NULL;
- p = &rec_priv->db_ctx->tree.rb_node;
-
- while (*p) {
- struct db_rbt_node *r;
- TDB_DATA search_key, search_val;
- int res;
-
- parent = (*p);
-
- r = db_rbt2node(*p);
-
- db_rbt_parse_node(r, &search_key, &search_val);
-
- res = db_rbt_compare(this_key, search_key);
-
- if (res == -1) {
- p = &(*p)->rb_left;
- }
- else if (res == 1) {
- p = &(*p)->rb_right;
- }
- else {
- smb_panic("someone messed with the tree");
- }
- }
-
- rb_link_node(&node->rb_node, parent, p);
- rb_insert_color(&node->rb_node, &rec_priv->db_ctx->tree);
-
- return NT_STATUS_OK;
-}
-
-static NTSTATUS db_rbt_delete(struct db_record *rec)
-{
- struct db_rbt_rec *rec_priv = (struct db_rbt_rec *)rec->private_data;
-
- if (rec_priv->node == NULL) {
- return NT_STATUS_OK;
- }
-
- rb_erase(&rec_priv->node->rb_node, &rec_priv->db_ctx->tree);
- TALLOC_FREE(rec_priv->node);
-
- return NT_STATUS_OK;
-}
-struct db_rbt_search_result {
- TDB_DATA key;
- TDB_DATA val;
- struct db_rbt_node* node;
-};
-
-static bool db_rbt_search_internal(struct db_context *db, TDB_DATA key,
- struct db_rbt_search_result *result)
-{
- struct db_rbt_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_rbt_ctx);
-
- struct rb_node *n;
- bool found = false;
- struct db_rbt_node *r = NULL;
- TDB_DATA search_key, search_val;
-
- n = ctx->tree.rb_node;
-
- while (n != NULL) {
- int res;
-
- r = db_rbt2node(n);
-
- db_rbt_parse_node(r, &search_key, &search_val);
-
- res = db_rbt_compare(key, search_key);
-
- if (res == -1) {
- n = n->rb_left;
- }
- else if (res == 1) {
- n = n->rb_right;
- }
- else {
- found = true;
- break;
- }
- }
- if (result != NULL) {
- if (found) {
- result->key = search_key;
- result->val = search_val;
- result->node = r;
- } else {
- ZERO_STRUCT(*result);
- }
- }
- return found;
-}
-
-static struct db_record *db_rbt_fetch_locked(struct db_context *db_ctx,
- TALLOC_CTX *mem_ctx,
- TDB_DATA key)
-{
- struct db_rbt_ctx *ctx = talloc_get_type_abort(
- db_ctx->private_data, struct db_rbt_ctx);
-
- struct db_rbt_rec *rec_priv;
- struct db_record *result;
- size_t size;
- bool found;
- struct db_rbt_search_result res;
-
- found = db_rbt_search_internal(db_ctx, key, &res);
-
- /*
- * In this low-level routine, play tricks to reduce the number of
- * tallocs to one. Not recommened for general use, but here it pays
- * off.
- */
-
- size = DBWRAP_RBT_ALIGN(sizeof(struct db_record))
- + sizeof(struct db_rbt_rec);
-
- if (!found) {
- /*
- * We need to keep the key around for later store
- */
- size += key.dsize;
- }
-
- result = (struct db_record *)talloc_size(mem_ctx, size);
- if (result == NULL) {
- return NULL;
- }
-
- rec_priv = (struct db_rbt_rec *)
- ((char *)result + DBWRAP_RBT_ALIGN(sizeof(struct db_record)));
- rec_priv->db_ctx = ctx;
-
- result->store = db_rbt_store;
- result->delete_rec = db_rbt_delete;
- result->private_data = rec_priv;
-
- rec_priv->node = res.node;
- result->value = res.val;
-
- if (found) {
- result->key = res.key;
- }
- else {
- result->key.dptr = (uint8_t *)
- ((char *)rec_priv + sizeof(*rec_priv));
- result->key.dsize = key.dsize;
- memcpy(result->key.dptr, key.dptr, key.dsize);
- }
-
- return result;
-}
-
-static int db_rbt_exists(struct db_context *db, TDB_DATA key)
-{
- return db_rbt_search_internal(db, key, NULL);
-}
-
-static int db_rbt_wipe(struct db_context *db)
-{
- struct db_rbt_ctx *old_ctx = talloc_get_type_abort(
- db->private_data, struct db_rbt_ctx);
- struct db_rbt_ctx *new_ctx = talloc_zero(db, struct db_rbt_ctx);
- if (new_ctx == NULL) {
- return -1;
- }
- db->private_data = new_ctx;
- talloc_free(old_ctx);
- return 0;
-}
-
-static NTSTATUS db_rbt_parse_record(struct db_context *db, TDB_DATA key,
- void (*parser)(TDB_DATA key, TDB_DATA data,
- void *private_data),
- void *private_data)
-{
- struct db_rbt_search_result res;
- bool found = db_rbt_search_internal(db, key, &res);
-
- if (!found) {
- return NT_STATUS_NOT_FOUND;
- }
- parser(res.key, res.val, private_data);
- return NT_STATUS_OK;
-}
-
-static int db_rbt_traverse_internal(struct rb_node *n,
- int (*f)(struct db_record *db,
- void *private_data),
- void *private_data, uint32_t* count)
-{
- struct db_rbt_node *r;
- struct db_record rec;
- int ret;
-
- if (n == NULL) {
- return 0;
- }
-
- ret = db_rbt_traverse_internal(n->rb_left, f, private_data, count);
- if (ret != 0) {
- return ret;
- }
-
- r = db_rbt2node(n);
- ZERO_STRUCT(rec);
- db_rbt_parse_node(r, &rec.key, &rec.value);
-
- ret = f(&rec, private_data);
- (*count) ++;
- if (ret != 0) {
- return ret;
- }
-
- return db_rbt_traverse_internal(n->rb_right, f, private_data, count);
-}
-
-static int db_rbt_traverse(struct db_context *db,
- int (*f)(struct db_record *db,
- void *private_data),
- void *private_data)
-{
- struct db_rbt_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_rbt_ctx);
- uint32_t count = 0;
-
- int ret = db_rbt_traverse_internal(ctx->tree.rb_node, f, private_data, &count);
- if (ret != 0) {
- return -1;
- }
- if (count > INT_MAX) {
- return -1;
- }
- return count;
-}
-
-static int db_rbt_get_seqnum(struct db_context *db)
-{
- return 0;
-}
-
-static int db_rbt_trans_dummy(struct db_context *db)
-{
- /*
- * Transactions are pretty pointless in-memory, just return success.
- */
- return 0;
-}
-
-static void db_rbt_id(struct db_context *db, const uint8_t **id, size_t *idlen)
-{
- *id = (uint8_t *)db;
- *idlen = sizeof(db);
-}
-
-struct db_context *db_open_rbt(TALLOC_CTX *mem_ctx)
-{
- struct db_context *result;
-
- result = talloc(mem_ctx, struct db_context);
-
- if (result == NULL) {
- return NULL;
- }
-
- result->private_data = talloc_zero(result, struct db_rbt_ctx);
-
- if (result->private_data == NULL) {
- TALLOC_FREE(result);
- return NULL;
- }
-
- result->fetch_locked = db_rbt_fetch_locked;
- result->try_fetch_locked = NULL;
- result->traverse = db_rbt_traverse;
- result->traverse_read = db_rbt_traverse;
- result->get_seqnum = db_rbt_get_seqnum;
- result->transaction_start = db_rbt_trans_dummy;
- result->transaction_commit = db_rbt_trans_dummy;
- result->transaction_cancel = db_rbt_trans_dummy;
- result->exists = db_rbt_exists;
- result->wipe = db_rbt_wipe;
- result->parse_record = db_rbt_parse_record;
- result->lock_order = 0;
- result->id = db_rbt_id;
- result->stored_callback = NULL;
-
- return result;
-}
diff --git a/source3/lib/dbwrap/dbwrap_rbt.h b/source3/lib/dbwrap/dbwrap_rbt.h
deleted file mode 100644
index 1716879de6..0000000000
--- a/source3/lib/dbwrap/dbwrap_rbt.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface wrapper around red-black trees
- Copyright (C) Volker Lendecke 2007, 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
- 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/>.
-*/
-
-#ifndef __DBWRAP_RBT_H__
-#define __DBWRAP_RBT_H__
-
-#include <talloc.h>
-
-struct db_context;
-
-struct db_context *db_open_rbt(TALLOC_CTX *mem_ctx);
-
-#endif /* __DBWRAP_RBT_H__ */
diff --git a/source3/lib/dbwrap/dbwrap_tdb.c b/source3/lib/dbwrap/dbwrap_tdb.c
deleted file mode 100644
index 798d391b1f..0000000000
--- a/source3/lib/dbwrap/dbwrap_tdb.c
+++ /dev/null
@@ -1,447 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface wrapper around tdb
- Copyright (C) Volker Lendecke 2005-2007
-
- 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 <http://www.gnu.org/licenses/>.
-*/
-
-#include "includes.h"
-#include "dbwrap/dbwrap.h"
-#include "dbwrap/dbwrap_private.h"
-#include "dbwrap/dbwrap_tdb.h"
-#include "lib/tdb_wrap/tdb_wrap.h"
-#include "util_tdb.h"
-#include "system/filesys.h"
-
-struct db_tdb_ctx {
- struct tdb_wrap *wtdb;
-
- struct {
- dev_t dev;
- ino_t ino;
- } id;
-};
-
-static NTSTATUS db_tdb_store(struct db_record *rec, TDB_DATA data, int flag);
-static NTSTATUS db_tdb_delete(struct db_record *rec);
-
-static void db_tdb_log_key(const char *prefix, TDB_DATA key)
-{
- size_t len;
- char *keystr;
-
- if (DEBUGLEVEL < 10) {
- return;
- }
- len = key.dsize;
- if (DEBUGLEVEL == 10) {
- /*
- * Only fully spam at debuglevel > 10
- */
- len = MIN(10, key.dsize);
- }
- keystr = hex_encode_talloc(talloc_tos(), (unsigned char *)(key.dptr),
- len);
- DEBUG(10, ("%s key %s\n", prefix, keystr));
- TALLOC_FREE(keystr);
-}
-
-static int db_tdb_record_destr(struct db_record* data)
-{
- struct db_tdb_ctx *ctx =
- talloc_get_type_abort(data->private_data, struct db_tdb_ctx);
-
- db_tdb_log_key("Unlocking", data->key);
- tdb_chainunlock(ctx->wtdb->tdb, data->key);
- return 0;
-}
-
-struct tdb_fetch_locked_state {
- TALLOC_CTX *mem_ctx;
- struct db_record *result;
-};
-
-static int db_tdb_fetchlock_parse(TDB_DATA key, TDB_DATA data,
- void *private_data)
-{
- struct tdb_fetch_locked_state *state =
- (struct tdb_fetch_locked_state *)private_data;
- struct db_record *result;
-
- result = (struct db_record *)talloc_size(
- state->mem_ctx,
- sizeof(struct db_record) + key.dsize + data.dsize);
-
- if (result == NULL) {
- return 0;
- }
- state->result = result;
-
- result->key.dsize = key.dsize;
- result->key.dptr = ((uint8_t *)result) + sizeof(struct db_record);
- memcpy(result->key.dptr, key.dptr, key.dsize);
-
- result->value.dsize = data.dsize;
-
- if (data.dsize > 0) {
- result->value.dptr = result->key.dptr+key.dsize;
- memcpy(result->value.dptr, data.dptr, data.dsize);
- }
- else {
- result->value.dptr = NULL;
- }
-
- return 0;
-}
-
-static struct db_record *db_tdb_fetch_locked_internal(
- struct db_context *db, TALLOC_CTX *mem_ctx, TDB_DATA key)
-{
- struct db_tdb_ctx *ctx = talloc_get_type_abort(db->private_data,
- struct db_tdb_ctx);
- struct tdb_fetch_locked_state state;
-
- state.mem_ctx = mem_ctx;
- state.result = NULL;
-
- if ((tdb_parse_record(ctx->wtdb->tdb, key, db_tdb_fetchlock_parse,
- &state) < 0) &&
- (tdb_error(ctx->wtdb->tdb) != TDB_ERR_NOEXIST)) {
- tdb_chainunlock(ctx->wtdb->tdb, key);
- return NULL;
- }
-
- if (state.result == NULL) {
- db_tdb_fetchlock_parse(key, tdb_null, &state);
- }
-
- if (state.result == NULL) {
- tdb_chainunlock(ctx->wtdb->tdb, key);
- return NULL;
- }
-
- talloc_set_destructor(state.result, db_tdb_record_destr);
-
- state.result->private_data = talloc_reference(state.result, ctx);
- state.result->store = db_tdb_store;
- state.result->delete_rec = db_tdb_delete;
-
- DEBUG(10, ("Allocated locked data 0x%p\n", state.result));
-
- return state.result;
-}
-
-static struct db_record *db_tdb_fetch_locked(
- struct db_context *db, TALLOC_CTX *mem_ctx, TDB_DATA key)
-{
- struct db_tdb_ctx *ctx = talloc_get_type_abort(db->private_data,
- struct db_tdb_ctx);
-
- db_tdb_log_key("Locking", key);
- if (tdb_chainlock(ctx->wtdb->tdb, key) != 0) {
- DEBUG(3, ("tdb_chainlock failed\n"));
- return NULL;
- }
- return db_tdb_fetch_locked_internal(db, mem_ctx, key);
-}
-
-static struct db_record *db_tdb_try_fetch_locked(
- struct db_context *db, TALLOC_CTX *mem_ctx, TDB_DATA key)
-{
- struct db_tdb_ctx *ctx = talloc_get_type_abort(db->private_data,
- struct db_tdb_ctx);
-
- db_tdb_log_key("Trying to lock", key);
- if (tdb_chainlock_nonblock(ctx->wtdb->tdb, key) != 0) {
- DEBUG(3, ("tdb_chainlock_nonblock failed\n"));
- return NULL;
- }
- return db_tdb_fetch_locked_internal(db, mem_ctx, key);
-}
-
-
-static int db_tdb_exists(struct db_context *db, TDB_DATA key)
-{
- struct db_tdb_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_tdb_ctx);
- return tdb_exists(ctx->wtdb->tdb, key);
-}
-
-static int db_tdb_wipe(struct db_context *db)
-{
- struct db_tdb_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_tdb_ctx);
- return tdb_wipe_all(ctx->wtdb->tdb);
-}
-
-struct db_tdb_parse_state {
- void (*parser)(TDB_DATA key, TDB_DATA data,
- void *private_data);
- void *private_data;
-};
-
-/*
- * tdb_parse_record expects a parser returning int, mixing up tdb and
- * parser errors. Wrap around that by always returning 0 and have
- * dbwrap_parse_record expect a parser returning void.
- */
-
-static int db_tdb_parser(TDB_DATA key, TDB_DATA data, void *private_data)
-{
- struct db_tdb_parse_state *state =
- (struct db_tdb_parse_state *)private_data;
- state->parser(key, data, state->private_data);
- return 0;
-}
-
-static NTSTATUS db_tdb_parse(struct db_context *db, TDB_DATA key,
- void (*parser)(TDB_DATA key, TDB_DATA data,
- void *private_data),
- void *private_data)
-{
- struct db_tdb_ctx *ctx = talloc_get_type_abort(
- db->private_data, struct db_tdb_ctx);
- struct db_tdb_parse_state state;
- int ret;
-
- state.parser = parser;
- state.private_data = private_data;
-
- ret = tdb_parse_record(ctx->wtdb->tdb, key, db_tdb_parser, &state);
-
- if (ret != 0) {
- return map_nt_error_from_tdb(tdb_error(ctx->wtdb->tdb));
- }
- return NT_STATUS_OK;
-}
-
-static NTSTATUS db_tdb_store(struct db_record *rec, TDB_DATA data, int flag)
-{
- struct db_tdb_ctx *ctx = talloc_get_type_abort(rec->private_data,
- struct db_tdb_ctx);
-
- /*
- * This has a bug: We need to replace rec->value for correct
- * operation, but right now brlock and locking don't use the value
- * anymore after it was stored.
- */
-
- return (tdb_store(ctx->wtdb->tdb, rec->key, data, flag) == 0) ?
- NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
-}
-
-static NTSTATUS db_tdb_delete(struct db_record *rec)
-{
- struct db_tdb_ctx *ctx = talloc_get_type_abort(rec->private_data,
- struct db_tdb_ctx);
-
- if (tdb_delete(ctx->wtdb->tdb, rec->key) == 0) {
- return NT_STATUS_OK;
- }
-
- if (tdb_error(ctx->wtdb->tdb) == TDB_ERR_NOEXIST) {
- return NT_STATUS_NOT_FOUND;
- }
-
- return NT_STATUS_UNSUCCESSFUL;
-}
-
-struct db_tdb_traverse_ctx {
- struct db_context *db;
- int (*f)(struct db_record *rec, void *private_data);
- void *private_data;
-};
-
-static int db_tdb_traverse_func(TDB_CONTEXT *tdb, TDB_DATA kbuf, TDB_DATA dbuf,
- void *private_data)
-{
- struct db_tdb_traverse_ctx *ctx =
- (struct db_tdb_traverse_ctx *)private_data;
- struct db_record rec;
-
- rec.key = kbuf;
- rec.value = dbuf;
- rec.store = db_tdb_store;
- rec.delete_rec = db_tdb_delete;
- rec.private_data = ctx->db->private_data;
- rec.db = ctx->db;
-
- return ctx->f(&rec, ctx->private_data);
-}
-
-static int db_tdb_traverse(struct db_context *db,
- int (*f)(struct db_record *rec, void *private_data),
- void *private_data)
-{
- struct db_tdb_ctx *db_ctx =
- talloc_get_type_abort(db->private_data, struct db_tdb_ctx);
- struct db_tdb_traverse_ctx ctx;
-
- ctx.db = db;
- ctx.f = f;
- ctx.private_data = private_data;
- return tdb_traverse(db_ctx->wtdb->tdb, db_tdb_traverse_func, &ctx);
-}
-
-static NTSTATUS db_tdb_store_deny(struct db_record *rec, TDB_DATA data, int flag)
-{
- return NT_STATUS_MEDIA_WRITE_PROTECTED;
-}
-
-static NTSTATUS db_tdb_delete_deny(struct db_record *rec)
-{
- return NT_STATUS_MEDIA_WRITE_PROTECTED;
-}
-
-static int db_tdb_traverse_read_func(TDB_CONTEXT *tdb, TDB_DATA kbuf, TDB_DATA dbuf,
- void *private_data)
-{
- struct db_tdb_traverse_ctx *ctx =
- (struct db_tdb_traverse_ctx *)private_data;
- struct db_record rec;
-
- rec.key = kbuf;
- rec.value = dbuf;
- rec.store = db_tdb_store_deny;
- rec.delete_rec = db_tdb_delete_deny;
- rec.private_data = ctx->db->private_data;
- rec.db = ctx->db;
-
- return ctx->f(&rec, ctx->private_data);
-}
-
-static int db_tdb_traverse_read(struct db_context *db,
- int (*f)(struct db_record *rec, void *private_data),
- void *private_data)
-{
- struct db_tdb_ctx *db_ctx =
- talloc_get_type_abort(db->private_data, struct db_tdb_ctx);
- struct db_tdb_traverse_ctx ctx;
-
- ctx.db = db;
- ctx.f = f;
- ctx.private_data = private_data;
- return tdb_traverse_read(db_ctx->wtdb->tdb, db_tdb_traverse_read_func, &ctx);
-}
-
-static int db_tdb_get_seqnum(struct db_context *db)
-
-{
- struct db_tdb_ctx *db_ctx =
- talloc_get_type_abort(db->private_data, struct db_tdb_ctx);
- return tdb_get_seqnum(db_ctx->wtdb->tdb);
-}
-
-static int db_tdb_get_flags(struct db_context *db)
-
-{
- struct db_tdb_ctx *db_ctx =
- talloc_get_type_abort(db->private_data, struct db_tdb_ctx);
- return tdb_get_flags(db_ctx->wtdb->tdb);
-}
-
-static int db_tdb_transaction_start(struct db_context *db)
-{
- struct db_tdb_ctx *db_ctx =
- talloc_get_type_abort(db->private_data, struct db_tdb_ctx);
- return tdb_transaction_start(db_ctx->wtdb->tdb) ? -1 : 0;
-}
-
-static int db_tdb_transaction_commit(struct db_context *db)
-{
- struct db_tdb_ctx *db_ctx =
- talloc_get_type_abort(db->private_data, struct db_tdb_ctx);
- return tdb_transaction_commit(db_ctx->wtdb->tdb) ? -1 : 0;
-}
-
-static int db_tdb_transaction_cancel(struct db_context *db)
-{
- struct db_tdb_ctx *db_ctx =
- talloc_get_type_abort(db->private_data, struct db_tdb_ctx);
- tdb_transaction_cancel(db_ctx->wtdb->tdb);
- return 0;
-}
-
-static void db_tdb_id(struct db_context *db, const uint8_t **id, size_t *idlen)
-{
- struct db_tdb_ctx *db_ctx =
- talloc_get_type_abort(db->private_data, struct db_tdb_ctx);
- *id = (uint8_t *)&db_ctx->id;
- *idlen = sizeof(db_ctx->id);
-}
-
-struct db_context *db_open_tdb(TALLOC_CTX *mem_ctx,
- struct loadparm_context *lp_ctx,
- const char *name,
- int hash_size, int tdb_flags,
- int open_flags, mode_t mode,
- enum dbwrap_lock_order lock_order)
-{
- struct db_context *result = NULL;
- struct db_tdb_ctx *db_tdb;
- struct stat st;
-
- result = talloc_zero(mem_ctx, struct db_context);
- if (result == NULL) {
- DEBUG(0, ("talloc failed\n"));
- goto fail;
- }
-
- result->private_data = db_tdb = talloc(result, struct db_tdb_ctx);
- if (db_tdb == NULL) {
- DEBUG(0, ("talloc failed\n"));
- goto fail;
- }
- result->lock_order = lock_order;
-
- db_tdb->wtdb = tdb_wrap_open(db_tdb, name, hash_size, tdb_flags,
- open_flags, mode, lp_ctx);
- if (db_tdb->wtdb == NULL) {
- DEBUG(3, ("Could not open tdb: %s\n", strerror(errno)));
- goto fail;
- }
-
- ZERO_STRUCT(db_tdb->id);
-
- if (fstat(tdb_fd(db_tdb->wtdb->tdb), &st) == -1) {
- DEBUG(3, ("fstat failed: %s\n", strerror(errno)));
- goto fail;
- }
- db_tdb->id.dev = st.st_dev;
- db_tdb->id.ino = st.st_ino;
-
- result->fetch_locked = db_tdb_fetch_locked;
- result->try_fetch_locked = db_tdb_try_fetch_locked;
- result->traverse = db_tdb_traverse;
- result->traverse_read = db_tdb_traverse_read;
- result->parse_record = db_tdb_parse;
- result->get_seqnum = db_tdb_get_seqnum;
- result->get_flags = db_tdb_get_flags;
- result->persistent = ((tdb_flags & TDB_CLEAR_IF_FIRST) == 0);
- result->transaction_start = db_tdb_transaction_start;
- result->transaction_commit = db_tdb_transaction_commit;
- result->transaction_cancel = db_tdb_transaction_cancel;
- result->exists = db_tdb_exists;
- result->wipe = db_tdb_wipe;
- result->id = db_tdb_id;
- result->stored_callback = NULL;
- return result;
-
- fail:
- if (result != NULL) {
- TALLOC_FREE(result);
- }
- return NULL;
-}
diff --git a/source3/lib/dbwrap/dbwrap_tdb.h b/source3/lib/dbwrap/dbwrap_tdb.h
deleted file mode 100644
index 6a6da45a08..0000000000
--- a/source3/lib/dbwrap/dbwrap_tdb.h
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Database interface wrapper around tdb
- Copyright (C) Volker Lendecke 2005-2007
-
- 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 <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef __DBWRAP_TDB_H__
-#define __DBWRAP_TDB_H__
-
-#include <talloc.h>
-
-struct db_context;
-
-struct db_context *db_open_tdb(TALLOC_CTX *mem_ctx,
- struct loadparm_context *lp_ctx,
- const char *name,
- int hash_size, int tdb_flags,
- int open_flags, mode_t mode,
- enum dbwrap_lock_order lock_order);
-
-
-#endif /* __DBWRAP_TDB_H__ */
diff --git a/source3/lib/dbwrap/dbwrap_util.c b/source3/lib/dbwrap/dbwrap_util.c
deleted file mode 100644
index f5771c2398..0000000000
--- a/source3/lib/dbwrap/dbwrap_util.c
+++ /dev/null
@@ -1,539 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
- Utility functions for the dbwrap API
- Copyright (C) Volker Lendecke 2007
- Copyright (C) Michael Adam 2009
- Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2006
-
- Major code contributions from Aleksey Fedoseev (fedoseev@ru.ibm.com)
-
- 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 2 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, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-#include "includes.h"
-#include "dbwrap.h"
-#include "util_tdb.h"
-
-NTSTATUS dbwrap_fetch_int32(struct db_context *db, const char *keystr,
- int32_t *result)
-{
- TDB_DATA dbuf;
- NTSTATUS status;
-
- if (result == NULL) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- status = dbwrap_fetch_bystring(db, NULL, keystr, &dbuf);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- if ((dbuf.dptr == NULL) || (dbuf.dsize != sizeof(int32_t))) {
- TALLOC_FREE(dbuf.dptr);
- return NT_STATUS_NOT_FOUND;
- }
-
- *result = IVAL(dbuf.dptr, 0);
- TALLOC_FREE(dbuf.dptr);
- return NT_STATUS_OK;
-}
-
-NTSTATUS dbwrap_store_int32(struct db_context *db, const char *keystr,
- int32_t v)
-{
- struct db_record *rec;
- int32_t v_store;
- NTSTATUS status;
-
- rec = dbwrap_fetch_locked(db, NULL, string_term_tdb_data(keystr));
- if (rec == NULL) {
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- SIVAL(&v_store, 0, v);
-
- status = dbwrap_record_store(rec,
- make_tdb_data((const uint8_t *)&v_store,
- sizeof(v_store)),
- TDB_REPLACE);
- TALLOC_FREE(rec);
- return status;
-}
-
-NTSTATUS dbwrap_fetch_uint32(struct db_context *db, const char *keystr,
- uint32_t *val)
-{
- TDB_DATA dbuf;
- NTSTATUS status;
-
- if (val == NULL) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- status = dbwrap_fetch_bystring(db, NULL, keystr, &dbuf);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- if ((dbuf.dptr == NULL) || (dbuf.dsize != sizeof(uint32_t))) {
- TALLOC_FREE(dbuf.dptr);
- return NT_STATUS_NOT_FOUND;
- }
-
- *val = IVAL(dbuf.dptr, 0);
- TALLOC_FREE(dbuf.dptr);
- return NT_STATUS_OK;
-}
-
-NTSTATUS dbwrap_store_uint32(struct db_context *db, const char *keystr,
- uint32_t v)
-{
- struct db_record *rec;
- uint32_t v_store;
- NTSTATUS status;
-
- rec = dbwrap_fetch_locked(db, NULL, string_term_tdb_data(keystr));
- if (rec == NULL) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- SIVAL(&v_store, 0, v);
-
- status = dbwrap_record_store(rec,
- make_tdb_data((const uint8_t *)&v_store,
- sizeof(v_store)),
- TDB_REPLACE);
- TALLOC_FREE(rec);
- return status;
-}
-
-/**
- * Atomic unsigned integer change (addition):
- *
- * if value does not exist yet in the db, use *oldval as initial old value.
- * return old value in *oldval.
- * store *oldval + change_val to db.
- */
-
-struct dbwrap_change_uint32_atomic_context {
- const char *keystr;
- uint32_t *oldval;
- uint32_t change_val;
-};
-
-static NTSTATUS dbwrap_change_uint32_atomic_action(struct db_context *db,
- void *private_data)
-{
- struct db_record *rec;
- uint32_t val = (uint32_t)-1;
- uint32_t v_store;
- NTSTATUS ret;
- struct dbwrap_change_uint32_atomic_context *state;
- TDB_DATA value;
-
- state = (struct dbwrap_change_uint32_atomic_context *)private_data;
-
- rec = dbwrap_fetch_locked(db, NULL, string_term_tdb_data(state->keystr));
- if (!rec) {
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- value = dbwrap_record_get_value(rec);
-
- if (value.dptr == NULL) {
- val = *(state->oldval);
- } else if (value.dsize == sizeof(val)) {
- val = IVAL(value.dptr, 0);
- *(state->oldval) = val;
- } else {
- ret = NT_STATUS_UNSUCCESSFUL;
- goto done;
- }
-
- val += state->change_val;
-
- SIVAL(&v_store, 0, val);
-
- ret = dbwrap_record_store(rec,
- make_tdb_data((const uint8_t *)&v_store,
- sizeof(v_store)),
- TDB_REPLACE);
-
-done:
- TALLOC_FREE(rec);
- return ret;
-}
-
-NTSTATUS dbwrap_change_uint32_atomic(struct db_context *db, const char *keystr,
- uint32_t *oldval, uint32_t change_val)
-{
- NTSTATUS ret;
- struct dbwrap_change_uint32_atomic_context state;
-
- state.keystr = keystr;
- state.oldval = oldval;
- state.change_val = change_val;
-
- ret = dbwrap_change_uint32_atomic_action(db, &state);
-
- return ret;
-}
-
-NTSTATUS dbwrap_trans_change_uint32_atomic(struct db_context *db,
- const char *keystr,
- uint32_t *oldval,
- uint32_t change_val)
-{
- NTSTATUS ret;
- struct dbwrap_change_uint32_atomic_context state;
-
- state.keystr = keystr;
- state.oldval = oldval;
- state.change_val = change_val;
-
- ret = dbwrap_trans_do(db, dbwrap_change_uint32_atomic_action, &state);
-
- return ret;
-}
-
-/**
- * Atomic integer change (addition):
- *
- * if value does not exist yet in the db, use *oldval as initial old value.
- * return old value in *oldval.
- * store *oldval + change_val to db.
- */
-
-struct dbwrap_change_int32_atomic_context {
- const char *keystr;
- int32_t *oldval;
- int32_t change_val;
-};
-
-static NTSTATUS dbwrap_change_int32_atomic_action(struct db_context *db,
- void *private_data)
-{
- struct db_record *rec;
- int32_t val = -1;
- int32_t v_store;
- NTSTATUS ret;
- struct dbwrap_change_int32_atomic_context *state;
- TDB_DATA value;
-
- state = (struct dbwrap_change_int32_atomic_context *)private_data;
-
- rec = dbwrap_fetch_locked(db, NULL, string_term_tdb_data(state->keystr));
- if (!rec) {
- return NT_STATUS_UNSUCCESSFUL;
- }
-
- value = dbwrap_record_get_value(rec);
-
- if (value.dptr == NULL) {
- val = *(state->oldval);
- } else if (value.dsize == sizeof(val)) {
- val = IVAL(value.dptr, 0);
- *(state->oldval) = val;
- } else {
- ret = NT_STATUS_UNSUCCESSFUL;
- goto done;
- }
-
- val += state->change_val;
-
- SIVAL(&v_store, 0, val);
-
- ret = dbwrap_record_store(rec,
- make_tdb_data((const uint8_t *)&v_store,
- sizeof(v_store)),
- TDB_REPLACE);
-
-done:
- TALLOC_FREE(rec);
- return ret;
-}
-
-NTSTATUS dbwrap_change_int32_atomic(struct db_context *db, const char *keystr,
- int32_t *oldval, int32_t change_val)
-{
- NTSTATUS ret;
- struct dbwrap_change_int32_atomic_context state;
-
- state.keystr = keystr;
- state.oldval = oldval;
- state.change_val = change_val;
-
- ret = dbwrap_change_int32_atomic_action(db, &state);
-
- return ret;
-}
-
-NTSTATUS dbwrap_trans_change_int32_atomic(struct db_context *db,
- const char *keystr,
- int32_t *oldval,
- int32_t change_val)
-{
- NTSTATUS ret;
- struct dbwrap_change_int32_atomic_context state;
-
- state.keystr = keystr;
- state.oldval = oldval;
- state.change_val = change_val;
-
- ret = dbwrap_trans_do(db, dbwrap_change_int32_atomic_action, &state);
-
- return ret;
-}
-
-struct dbwrap_store_context {
- TDB_DATA *key;
- TDB_DATA *dbuf;
- int flag;
-};
-
-static NTSTATUS dbwrap_store_action(struct db_context *db, void *private_data)
-{
- struct db_record *rec = NULL;
- NTSTATUS status;
- struct dbwrap_store_context *store_ctx;
-
- store_ctx = (struct dbwrap_store_context *)private_data;
-
- rec = dbwrap_fetch_locked(db, talloc_tos(), *(store_ctx->key));
- if (rec == NULL) {
- DEBUG(5, ("fetch_locked failed\n"));
- return NT_STATUS_NO_MEMORY;
- }
-
- status = dbwrap_record_store(rec, *(store_ctx->dbuf), store_ctx->flag);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(5, ("store returned %s\n", nt_errstr(status)));
- }
-
- TALLOC_FREE(rec);
- return status;
-}
-
-NTSTATUS dbwrap_trans_store(struct db_context *db, TDB_DATA key, TDB_DATA dbuf,
- int flag)
-{
- NTSTATUS status;
- struct dbwrap_store_context store_ctx;
-
- store_ctx.key = &key;
- store_ctx.dbuf = &dbuf;
- store_ctx.flag = flag;
-
- status = dbwrap_trans_do(db, dbwrap_store_action, &store_ctx);
-
- return status;
-}
-
-static NTSTATUS dbwrap_delete_action(struct db_context * db, void *private_data)
-{
- NTSTATUS status;
- struct db_record *rec;
- TDB_DATA *key = (TDB_DATA *)private_data;
-
- rec = dbwrap_fetch_locked(db, talloc_tos(), *key);
- if (rec == NULL) {
- DEBUG(5, ("fetch_locked failed\n"));
- return NT_STATUS_NO_MEMORY;
- }
-
- status = dbwrap_record_delete(rec);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(5, ("delete_rec returned %s\n", nt_errstr(status)));
- }
-
- talloc_free(rec);
- return status;
-}
-
-NTSTATUS dbwrap_trans_delete(struct db_context *db, TDB_DATA key)
-{
- NTSTATUS status;
-
- status = dbwrap_trans_do(db, dbwrap_delete_action, &key);
-
- return status;
-}
-
-NTSTATUS dbwrap_trans_store_int32(struct db_context *db, const char *keystr,
- int32_t v)
-{
- int32_t v_store;
-
- SIVAL(&v_store, 0, v);
-
- return dbwrap_trans_store(db, string_term_tdb_data(keystr),
- make_tdb_data((const uint8_t *)&v_store,
- sizeof(v_store)),
- TDB_REPLACE);
-}
-
-NTSTATUS dbwrap_trans_store_uint32(struct db_context *db, const char *keystr,
- uint32_t v)
-{
- uint32_t v_store;
-
- SIVAL(&v_store, 0, v);
-
- return dbwrap_trans_store(db, string_term_tdb_data(keystr),
- make_tdb_data((const uint8_t *)&v_store,
- sizeof(v_store)),
- TDB_REPLACE);
-}
-
-NTSTATUS dbwrap_trans_store_bystring(struct db_context *db, const char *key,
- TDB_DATA data, int flags)
-{
- return dbwrap_trans_store(db, string_term_tdb_data(key), data, flags);
-}
-
-NTSTATUS dbwrap_trans_delete_bystring(struct db_context *db, const char *key)
-{
- return dbwrap_trans_delete(db, string_term_tdb_data(key));
-}
-
-/**
- * Wrap db action(s) into a transaction.
- */
-NTSTATUS dbwrap_trans_do(struct db_context *db,
- NTSTATUS (*action)(struct db_context *, void *),
- void *private_data)
-{
- int res;
- NTSTATUS status;
-
- res = dbwrap_transaction_start(db);
- if (res != 0) {
- DEBUG(5, ("transaction_start failed\n"));
- return NT_STATUS_INTERNAL_DB_CORRUPTION;
- }
-
- status = action(db, private_data);
- if (!NT_STATUS_IS_OK(status)) {
- if (dbwrap_transaction_cancel(db) != 0) {
- smb_panic("Cancelling transaction failed");
- }
- return status;
- }
-
- res = dbwrap_transaction_commit(db);
- if (res == 0) {
- return NT_STATUS_OK;
- }
-
- DEBUG(2, ("transaction_commit failed\n"));
- return NT_STATUS_INTERNAL_DB_CORRUPTION;
-}
-
-struct dbwrap_trans_traverse_action_ctx {
- int (*f)(struct db_record* rec, void* private_data);
- void* private_data;
-};
-
-
-static NTSTATUS dbwrap_trans_traverse_action(struct db_context* db, void* private_data)
-{
- struct dbwrap_trans_traverse_action_ctx* ctx =
- (struct dbwrap_trans_traverse_action_ctx*)private_data;
-
- NTSTATUS status = dbwrap_traverse(db, ctx->f, ctx->private_data, NULL);
-
- return status;
-}
-
-NTSTATUS dbwrap_trans_traverse(struct db_context *db,
- int (*f)(struct db_record*, void*),
- void *private_data)
-{
- struct dbwrap_trans_traverse_action_ctx ctx = {
- .f = f,
- .private_data = private_data,
- };
- return dbwrap_trans_do(db, dbwrap_trans_traverse_action, &ctx);
-}
-
-NTSTATUS dbwrap_delete_bystring(struct db_context *db, const char *key)
-{
- return dbwrap_delete(db, string_term_tdb_data(key));
-}
-
-NTSTATUS dbwrap_store_bystring(struct db_context *db, const char *key,
- TDB_DATA data, int flags)
-{
- return dbwrap_store(db, string_term_tdb_data(key), data, flags);
-}
-
-NTSTATUS dbwrap_fetch_bystring(struct db_context *db, TALLOC_CTX *mem_ctx,
- const char *key, TDB_DATA *value)
-{
- return dbwrap_fetch(db, mem_ctx, string_term_tdb_data(key), value);
-}
-
-
-
-NTSTATUS dbwrap_delete_bystring_upper(struct db_context *db, const char *key)
-{
- char *key_upper;
- NTSTATUS status;
-
- key_upper = talloc_strdup_upper(talloc_tos(), key);
- if (key_upper == NULL) {
- return NT_STATUS_NO_MEMORY;
- }
-
- status = dbwrap_delete_bystring(db, key_upper);
-
- talloc_free(key_upper);
- return status;
-}
-
-NTSTATUS dbwrap_store_bystring_upper(struct db_context *db, const char *key,
- TDB_DATA data, int flags)
-{
- char *key_upper;
- NTSTATUS status;
-
- key_upper = talloc_strdup_upper(talloc_tos(), key);
- if (key_upper == NULL) {
- return NT_STATUS_NO_MEMORY;
- }
-
- status = dbwrap_store_bystring(db, key_upper, data, flags);
-
- talloc_free(key_upper);
- return status;
-}
-
-NTSTATUS dbwrap_fetch_bystring_upper(struct db_context *db, TALLOC_CTX *mem_ctx,
- const char *key, TDB_DATA *value)
-{
- char *key_upper;
- NTSTATUS status;
-
- key_upper = talloc_strdup_upper(talloc_tos(), key);
- if (key_upper == NULL) {
- return NT_STATUS_NO_MEMORY;
- }
-
- status = dbwrap_fetch_bystring(db, mem_ctx, key_upper, value);
-
- talloc_free(key_upper);
- return status;
-}
diff --git a/source3/lib/dbwrap/dbwrap_watch.c b/source3/lib/dbwrap/dbwrap_watch.c
index 59288057f0..ea75427ffc 100644
--- a/source3/lib/dbwrap/dbwrap_watch.c
+++ b/source3/lib/dbwrap/dbwrap_watch.c
@@ -19,7 +19,7 @@
#include "includes.h"
#include "system/filesys.h"
-#include "dbwrap.h"
+#include "dbwrap/dbwrap.h"
#include "dbwrap_watch.h"
#include "dbwrap_open.h"
#include "msg_channel.h"
diff --git a/source3/lib/dbwrap/dbwrap_watch.h b/source3/lib/dbwrap/dbwrap_watch.h
index e242fa188a..66fef32698 100644
--- a/source3/lib/dbwrap/dbwrap_watch.h
+++ b/source3/lib/dbwrap/dbwrap_watch.h
@@ -21,7 +21,7 @@
#define __DBWRAP_WATCH_H__
#include <tevent.h>
-#include "dbwrap.h"
+#include "dbwrap/dbwrap.h"
#include "messages.h"
void dbwrap_watch_db(struct db_context *db, struct messaging_context *msg);