#endif
#ifndef _SAMBA_BUILD_
+#include "config.h"
+#if HAVE_FILE_OFFSET_BITS
+#define _FILE_OFFSET_BITS 64
+#endif
/* For mode_t */
#include <sys/types.h>
/* For O_* flags. */
#define TDB_NOSYNC 64 /* don't use synchronous transactions */
#define TDB_SEQNUM 128 /* maintain a sequence number */
#define TDB_ALLOW_NESTING 256 /* fake nested transactions */
+#define TDB_RDONLY 512 /* implied by O_RDONLY */
+#define TDB_VERSION1 1024 /* create/open an old style TDB */
/**
* tdb_close - close and free a tdb.
*/
enum TDB_ERROR tdb_wipe_all(struct tdb_context *tdb);
+/**
+ * tdb_repack - repack the database
+ * @tdb: the tdb context returned from tdb_open()
+ *
+ * This repacks the database; if it is suffering from a great deal of
+ * fragmentation this might help. However, it can take twice the
+ * memory of the existing TDB.
+ */
+enum TDB_ERROR tdb_repack(struct tdb_context *tdb);
+
/**
* tdb_check - check a TDB for consistency
* @tdb: the tdb context returned from tdb_open()
TDB_ATTRIBUTE_SEED = 2,
TDB_ATTRIBUTE_STATS = 3,
TDB_ATTRIBUTE_OPENHOOK = 4,
- TDB_ATTRIBUTE_FLOCK = 5
+ TDB_ATTRIBUTE_FLOCK = 5,
+ TDB_ATTRIBUTE_TDB1_HASHSIZE = 128,
};
/**
* This gets an attribute from a TDB which has previously been set (or
* may return the default values). Set @attr.base.attr to the
* attribute type you want get.
- *
- * Currently this does not work for TDB_ATTRIBUTE_OPENHOOK.
*/
enum TDB_ERROR tdb_get_attribute(struct tdb_context *tdb,
union tdb_attribute *attr);
* of the same type. It returns TDB_ERR_EINVAL if the attribute is
* unknown or invalid.
*
- * Note that TDB_ATTRIBUTE_HASH, TDB_ATTRIBUTE_SEED and
- * TDB_ATTRIBUTE_OPENHOOK cannot currently be set after tdb_open.
+ * Note that TDB_ATTRIBUTE_HASH, TDB_ATTRIBUTE_SEED,
+ * TDB_ATTRIBUTE_OPENHOOK and TDB_ATTRIBUTE_TDB1_HASHSIZE cannot
+ * currently be set after tdb_open.
*/
enum TDB_ERROR tdb_set_attribute(struct tdb_context *tdb,
const union tdb_attribute *attr);
*/
int tdb_fd(const struct tdb_context *tdb);
+/**
+ * tdb_foreach - iterate through every open TDB.
+ * @fn: the function to call for every TDB
+ * @p: the pointer to hand to @fn
+ *
+ * TDB internally keeps track of all open TDBs; this function allows you to
+ * iterate through them. If @fn returns non-zero, traversal stops.
+ */
+#define tdb_foreach(fn, p) \
+ tdb_foreach_(typesafe_cb_preargs(int, void *, (fn), (p), \
+ struct tdb_context *), (p))
+
+void tdb_foreach_(int (*fn)(struct tdb_context *, void *), void *p);
+
/**
* struct tdb_attribute_base - common fields for all tdb attributes.
*/
struct tdb_attribute_base base; /* .attr = TDB_ATTRIBUTE_LOG */
void (*fn)(struct tdb_context *tdb,
enum tdb_log_level level,
+ enum TDB_ERROR ecode,
const char *message,
void *data);
void *data;
void *data;
};
+/**
+ * struct tdb_attribute_tdb1_hashsize - tdb1 hashsize
+ *
+ * This attribute allows setting the TDB1 hashsize; it only makes sense with
+ * O_CREAT and TDB_VERSION1.
+ *
+ * Hashsize should generally be a prime, such as 10007.
+ */
+struct tdb_attribute_tdb1_hashsize {
+ struct tdb_attribute_base base; /* .attr = TDB_ATTRIBUTE_TDB1_HASHSIZE */
+ unsigned int hsize;
+};
+
/**
* union tdb_attribute - tdb attributes.
*
struct tdb_attribute_stats stats;
struct tdb_attribute_openhook openhook;
struct tdb_attribute_flock flock;
+ struct tdb_attribute_tdb1_hashsize tdb1_hashsize;
};
#ifdef __cplusplus