r22249: move tdb code to lib/tdb/ as in samba4

metze
(This used to be commit c7def92a9c2e17c90061ef17bc14e36250574e85)

3 files changed, 233 insertions, 0 deletions

diff --git a/source3/lib/tdb/include/tdb.h b/source3/lib/tdb/include/tdb.h
new file mode 100644
index 0000000000..dafe2a130e
--- /dev/null
+++ b/source3/lib/tdb/include/tdb.h
@@ -0,0 +1,152 @@
+#ifndef __TDB_H__
+#define __TDB_H__
+
+/* 
+   Unix SMB/CIFS implementation.
+
+   trivial database library
+
+   Copyright (C) Andrew Tridgell 1999-2004
+   
+     ** NOTE! The following LGPL license applies to the tdb
+     ** library. This does NOT imply that all of Samba is released
+     ** under the LGPL
+   
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with this library; if not, write to the Free Software
+   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+
+/* flags to tdb_store() */
+#define TDB_REPLACE 1
+#define TDB_INSERT 2
+#define TDB_MODIFY 3
+
+/* flags for tdb_open() */
+#define TDB_DEFAULT 0 /* just a readability place holder */
+#define TDB_CLEAR_IF_FIRST 1
+#define TDB_INTERNAL 2 /* don't store on disk */
+#define TDB_NOLOCK   4 /* don't do any locking */
+#define TDB_NOMMAP   8 /* don't use mmap */
+#define TDB_CONVERT 16 /* convert endian (internal use) */
+#define TDB_BIGENDIAN 32 /* header is big-endian (internal use) */
+#define TDB_NOSYNC   64 /* don't use synchronous transactions */
+#define TDB_SEQNUM   128 /* maintain a sequence number */
+
+#define TDB_ERRCODE(code, ret) ((tdb->ecode = (code)), ret)
+
+/* error codes */
+enum TDB_ERROR {TDB_SUCCESS=0, TDB_ERR_CORRUPT, TDB_ERR_IO, TDB_ERR_LOCK, 
+		TDB_ERR_OOM, TDB_ERR_EXISTS, TDB_ERR_NOLOCK, TDB_ERR_LOCK_TIMEOUT,
+		TDB_ERR_NOEXIST, TDB_ERR_EINVAL, TDB_ERR_RDONLY};
+
+/* debugging uses one of the following levels */
+enum tdb_debug_level {TDB_DEBUG_FATAL = 0, TDB_DEBUG_ERROR, 
+		      TDB_DEBUG_WARNING, TDB_DEBUG_TRACE};
+
+typedef struct TDB_DATA {
+	unsigned char *dptr;
+	size_t dsize;
+} TDB_DATA;
+
+#ifndef PRINTF_ATTRIBUTE
+#if (__GNUC__ >= 3)
+/** Use gcc attribute to check printf fns.  a1 is the 1-based index of
+ * the parameter containing the format, and a2 the index of the first
+ * argument. Note that some gcc 2.x versions don't handle this
+ * properly **/
+#define PRINTF_ATTRIBUTE(a1, a2) __attribute__ ((format (__printf__, a1, a2)))
+#else
+#define PRINTF_ATTRIBUTE(a1, a2)
+#endif
+#endif
+
+/* this is the context structure that is returned from a db open */
+typedef struct tdb_context TDB_CONTEXT;
+
+typedef int (*tdb_traverse_func)(struct tdb_context *, TDB_DATA, TDB_DATA, void *);
+typedef void (*tdb_log_func)(struct tdb_context *, enum tdb_debug_level, const char *, ...) PRINTF_ATTRIBUTE(3, 4);
+typedef unsigned int (*tdb_hash_func)(TDB_DATA *key);
+
+struct tdb_logging_context {
+        tdb_log_func log_fn;
+        void *log_private;
+};
+
+struct tdb_context *tdb_open(const char *name, int hash_size, int tdb_flags,
+		      int open_flags, mode_t mode);
+struct tdb_context *tdb_open_ex(const char *name, int hash_size, int tdb_flags,
+			 int open_flags, mode_t mode,
+			 const struct tdb_logging_context *log_ctx,
+			 tdb_hash_func hash_fn);
+void tdb_set_max_dead(struct tdb_context *tdb, int max_dead);
+
+int tdb_reopen(struct tdb_context *tdb);
+int tdb_reopen_all(int parent_longlived);
+void tdb_set_logging_function(struct tdb_context *tdb, const struct tdb_logging_context *log_ctx);
+enum TDB_ERROR tdb_error(struct tdb_context *tdb);
+const char *tdb_errorstr(struct tdb_context *tdb);
+TDB_DATA tdb_fetch(struct tdb_context *tdb, TDB_DATA key);
+int tdb_parse_record(struct tdb_context *tdb, TDB_DATA key,
+		     int (*parser)(TDB_DATA key, TDB_DATA data,
+				   void *private_data),
+		     void *private_data);
+int tdb_delete(struct tdb_context *tdb, TDB_DATA key);
+int tdb_store(struct tdb_context *tdb, TDB_DATA key, TDB_DATA dbuf, int flag);
+int tdb_append(struct tdb_context *tdb, TDB_DATA key, TDB_DATA new_dbuf);
+int tdb_close(struct tdb_context *tdb);
+TDB_DATA tdb_firstkey(struct tdb_context *tdb);
+TDB_DATA tdb_nextkey(struct tdb_context *tdb, TDB_DATA key);
+int tdb_traverse(struct tdb_context *tdb, tdb_traverse_func fn, void *);
+int tdb_traverse_read(struct tdb_context *tdb, tdb_traverse_func fn, void *);
+int tdb_exists(struct tdb_context *tdb, TDB_DATA key);
+int tdb_lockall(struct tdb_context *tdb);
+int tdb_unlockall(struct tdb_context *tdb);
+int tdb_lockall_read(struct tdb_context *tdb);
+int tdb_unlockall_read(struct tdb_context *tdb);
+const char *tdb_name(struct tdb_context *tdb);
+int tdb_fd(struct tdb_context *tdb);
+tdb_log_func tdb_log_fn(struct tdb_context *tdb);
+void *tdb_get_logging_private(struct tdb_context *tdb);
+int tdb_transaction_start(struct tdb_context *tdb);
+int tdb_transaction_commit(struct tdb_context *tdb);
+int tdb_transaction_cancel(struct tdb_context *tdb);
+int tdb_transaction_recover(struct tdb_context *tdb);
+int tdb_get_seqnum(struct tdb_context *tdb);
+int tdb_hash_size(struct tdb_context *tdb);
+size_t tdb_map_size(struct tdb_context *tdb);
+int tdb_get_flags(struct tdb_context *tdb);
+
+/* Low level locking functions: use with care */
+int tdb_chainlock(struct tdb_context *tdb, TDB_DATA key);
+int tdb_chainunlock(struct tdb_context *tdb, TDB_DATA key);
+int tdb_chainlock_read(struct tdb_context *tdb, TDB_DATA key);
+int tdb_chainunlock_read(struct tdb_context *tdb, TDB_DATA key);
+
+/* Debug functions. Not used in production. */
+void tdb_dump_all(struct tdb_context *tdb);
+int tdb_printfreelist(struct tdb_context *tdb);
+int tdb_validate_freelist(struct tdb_context *tdb, int *pnum_entries);
+
+extern TDB_DATA tdb_null;
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif /* tdb.h */
diff --git a/source3/lib/tdb/include/tdbback.h b/source3/lib/tdb/include/tdbback.h
new file mode 100644
index 0000000000..69d3bb6f91
--- /dev/null
+++ b/source3/lib/tdb/include/tdbback.h
@@ -0,0 +1,23 @@
+/* 
+   Unix SMB/CIFS implementation.
+   low level tdb backup and restore utility
+   Copyright (C) Andrew Tridgell              2002
+
+   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.
+*/
+
+char *add_suffix(const char *name, const char *suffix);
+int backup_tdb(const char *old_name, const char *new_name, int hash_size);
+int verify_tdb(const char *fname, const char *bak_name);
diff --git a/source3/lib/tdb/include/tdbconfig.h.in b/source3/lib/tdb/include/tdbconfig.h.in
new file mode 100644
index 0000000000..d6d2c09b3c
--- /dev/null
+++ b/source3/lib/tdb/include/tdbconfig.h.in
@@ -0,0 +1,58 @@
+/* include/tdbconfig.h.in.  Generated from configure.in by autoheader.  */
+
+/* Define to 1 if you have the `getpagesize' function. */
+#undef HAVE_GETPAGESIZE
+
+/* Define to 1 if you have the <inttypes.h> header file. */
+#undef HAVE_INTTYPES_H
+
+/* Define to 1 if you have the <memory.h> header file. */
+#undef HAVE_MEMORY_H
+
+/* Define to 1 if you have the `mmap' function. */
+#undef HAVE_MMAP
+
+/* Define to 1 if you have the `pread' function. */
+#undef HAVE_PREAD
+
+/* Define to 1 if you have the `pwrite' function. */
+#undef HAVE_PWRITE
+
+/* Define to 1 if you have the <stdint.h> header file. */
+#undef HAVE_STDINT_H
+
+/* Define to 1 if you have the <stdlib.h> header file. */
+#undef HAVE_STDLIB_H
+
+/* Define to 1 if you have the <strings.h> header file. */
+#undef HAVE_STRINGS_H
+
+/* Define to 1 if you have the <string.h> header file. */
+#undef HAVE_STRING_H
+
+/* Define to 1 if you have the <sys/stat.h> header file. */
+#undef HAVE_SYS_STAT_H
+
+/* Define to 1 if you have the <sys/types.h> header file. */
+#undef HAVE_SYS_TYPES_H
+
+/* Define to 1 if you have the <unistd.h> header file. */
+#undef HAVE_UNISTD_H
+
+/* Define to the address where bug reports for this package should be sent. */
+#undef PACKAGE_BUGREPORT
+
+/* Define to the full name of this package. */
+#undef PACKAGE_NAME
+
+/* Define to the full name and version of this package. */
+#undef PACKAGE_STRING
+
+/* Define to the one symbol short name of this package. */
+#undef PACKAGE_TARNAME
+
+/* Define to the version of this package. */
+#undef PACKAGE_VERSION
+
+/* Define to 1 if you have the ANSI C header files. */
+#undef STDC_HEADERS