Use _ convention everywhere: lock.c uses it already.

[ccan] / ccan / tdb / tdb_private.h

diff --git a/ccan/tdb/tdb_private.h b/ccan/tdb/tdb_private.h
index 9942e503da7e4298535b3cf7f87b67d7cffaab94..c1a9925f09337beb4fe71feeb68e930528c45d81 100644 (file)
--- a/ccan/tdb/tdb_private.h
+++ b/ccan/tdb/tdb_private.h
@@ -1,3 +1,5 @@
+#ifndef TDB_PRIVATE_H
+#define TDB_PRIVATE_H
  /* 
    Unix SMB/CIFS implementation.
 
@@ -32,6 +34,7 @@
 #include "system/wait.h"
 #else
 #define _XOPEN_SOURCE 500
+#define _FILE_OFFSET_BITS 64
 #include <stdint.h>
 #include <stdbool.h>
 #include <stdlib.h>
@@ -42,10 +45,14 @@
 #include <string.h>
 #include <errno.h>
 #include <stdio.h>
+#include <utime.h>
+#include "config.h"
 #endif
 #include "tdb.h"
 
-#ifndef HAVE_GETPAGESIZE
+/* #define TDB_TRACE 1 */
+
+#if HAVE_GETPAGESIZE
 #define getpagesize() 0x2000
 #endif
 
@@ -82,6 +89,37 @@ typedef uint32_t tdb_off_t;
  * argument. */
 #define TDB_LOG(x) tdb->log.log_fn x
 
+#ifdef TDB_TRACE
+void tdb_trace(struct tdb_context *tdb, const char *op);
+void tdb_trace_seqnum(struct tdb_context *tdb, uint32_t seqnum, const char *op);
+void tdb_trace_open(struct tdb_context *tdb, const char *op,
+                   unsigned hash_size, unsigned tdb_flags, unsigned open_flags);
+void tdb_trace_ret(struct tdb_context *tdb, const char *op, int ret);
+void tdb_trace_retrec(struct tdb_context *tdb, const char *op, TDB_DATA ret);
+void tdb_trace_1rec(struct tdb_context *tdb, const char *op,
+                   TDB_DATA rec);
+void tdb_trace_1rec_ret(struct tdb_context *tdb, const char *op,
+                       TDB_DATA rec, int ret);
+void tdb_trace_1rec_retrec(struct tdb_context *tdb, const char *op,
+                          TDB_DATA rec, TDB_DATA ret);
+void tdb_trace_2rec_flag_ret(struct tdb_context *tdb, const char *op,
+                            TDB_DATA rec1, TDB_DATA rec2, unsigned flag,
+                            int ret);
+void tdb_trace_2rec_retrec(struct tdb_context *tdb, const char *op,
+                          TDB_DATA rec1, TDB_DATA rec2, TDB_DATA ret);
+#else
+#define tdb_trace(tdb, op)
+#define tdb_trace_seqnum(tdb, seqnum, op)
+#define tdb_trace_open(tdb, op, hash_size, tdb_flags, open_flags)
+#define tdb_trace_ret(tdb, op, ret)
+#define tdb_trace_retrec(tdb, op, ret)
+#define tdb_trace_1rec(tdb, op, rec)
+#define tdb_trace_1rec_ret(tdb, op, rec, ret)
+#define tdb_trace_1rec_retrec(tdb, op, rec, ret)
+#define tdb_trace_2rec_flag_ret(tdb, op, rec1, rec2, flag, ret)
+#define tdb_trace_2rec_retrec(tdb, op, rec1, rec2, ret)
+#endif /* !TDB_TRACE */
+
 /* lock offsets */
 #define GLOBAL_LOCK      0
 #define ACTIVE_LOCK      4
@@ -180,7 +218,11 @@ struct tdb_context {
        struct tdb_transaction *transaction;
        int page_size;
        int max_dead_records;
-       bool have_transaction_lock;
+       int transaction_lock_count;
+#ifdef TDB_TRACE
+       int tracefd;
+       uint32_t transaction_prepare_seqnum;
+#endif
        volatile sig_atomic_t *interrupt_sig_ptr;
 };
 
@@ -208,6 +250,7 @@ int tdb_ofs_read(struct tdb_context *tdb, tdb_off_t offset, tdb_off_t *d);
 int tdb_ofs_write(struct tdb_context *tdb, tdb_off_t offset, tdb_off_t *d);
 int tdb_lock_record(struct tdb_context *tdb, tdb_off_t off);
 int tdb_unlock_record(struct tdb_context *tdb, tdb_off_t off);
+int _tdb_transaction_cancel(struct tdb_context *tdb);
 int tdb_rec_read(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec);
 int tdb_rec_write(struct tdb_context *tdb, tdb_off_t offset, struct list_struct *rec);
 int tdb_do_delete(struct tdb_context *tdb, tdb_off_t rec_ptr, struct list_struct *rec);
@@ -225,3 +268,4 @@ int tdb_rec_free_read(struct tdb_context *tdb, tdb_off_t off,
                      struct list_struct *rec);
 
 
+#endif