*/
#include "config.h"
+#if HAVE_FILE_OFFSET_BITS
+#define _FILE_OFFSET_BITS 64
+#endif
#include <stdint.h>
#include <stdbool.h>
#include <stdlib.h>
#include <ccan/tdb2/tdb2.h>
#include <ccan/likely/likely.h>
#include <ccan/compiler/compiler.h>
-#if HAVE_BYTESWAP_H
-#include <byteswap.h>
-#endif
+#include <ccan/endian/endian.h>
#ifndef TEST_IT
#define TEST_IT(cond)
/* Indicates this entry is not on an flist (can happen during coalescing) */
#define TDB_FTABLE_NONE ((1ULL << TDB_OFF_UPPER_STEAL) - 1)
-#if !HAVE_BSWAP_64
-static inline uint64_t bswap_64(uint64_t x)
-{
- return (((x&0x000000FFULL)<<56)
- | ((x&0x0000FF00ULL)<<48)
- | ((x&0x00FF0000ULL)<<40)
- | ((x&0xFF000000ULL)<<32)
- | ((x>>8)&0xFF000000ULL)
- | ((x>>16)&0x00FF0000ULL)
- | ((x>>24)&0x0000FF00ULL)
- | ((x>>32)&0x000000FFULL));
-}
-#endif
-
struct tdb_used_record {
/* For on-disk compatibility, we avoid bitfields:
magic: 16, (highest)
struct tdb_recovery_record {
uint64_t magic;
- /* Length of record. */
+ /* Length of record (add this header to get total length). */
uint64_t max_len;
/* Length used. */
uint64_t len;
/* mmap read only? */
int mmap_flags;
- /* Error code for last tdb error. */
- enum TDB_ERROR ecode;
-
/* the flags passed to tdb_open, for tdb_reopen. */
uint32_t flags;
/* IO methods: changes for transactions. */
const struct tdb_methods *methods;
- struct tdb_attribute_stats *stats;
+ /* Our statistics. */
+ struct tdb_attribute_stats stats;
/* Direct access information */
struct tdb_access_hdr *access;
/* Put this record in a free list. */
enum TDB_ERROR add_free_record(struct tdb_context *tdb,
- tdb_off_t off, tdb_len_t len_with_header);
+ tdb_off_t off, tdb_len_t len_with_header,
+ enum tdb_lock_flags waitflag,
+ bool coalesce_ok);
/* Set up header for a used/ftable/htable/chain record. */
enum TDB_ERROR set_header(struct tdb_context *tdb,
/* Bump the seqnum (caller checks for tdb->flags & TDB_SEQNUM) */
void tdb_inc_seqnum(struct tdb_context *tdb);
-/* Adds a stat, if it's in range. */
-void add_stat_(struct tdb_context *tdb, uint64_t *stat, size_t val);
-#define add_stat(tdb, statname, val) \
- do { \
- if (unlikely((tdb)->stats)) \
- add_stat_((tdb), &(tdb)->stats->statname, (val)); \
- } while (0)
-
/* lock.c: */
/* Lock/unlock a range of hashes. */
enum TDB_ERROR tdb_lock_hashes(struct tdb_context *tdb,
/* Serialize db open. */
enum TDB_ERROR tdb_lock_open(struct tdb_context *tdb,
- enum tdb_lock_flags flags);
-void tdb_unlock_open(struct tdb_context *tdb);
+ int ltype, enum tdb_lock_flags flags);
+void tdb_unlock_open(struct tdb_context *tdb, int ltype);
bool tdb_has_open_lock(struct tdb_context *tdb);
/* Serialize db expand. */