summaryrefslogtreecommitdiff
path: root/lib/tdb2
diff options
context:
space:
mode:
authorRusty Russell <rusty@rustcorp.com.au>2011-12-05 17:04:30 +1030
committerRusty Russell <rusty@rustcorp.com.au>2011-12-05 17:04:30 +1030
commiteff985b7ef3f1adb3da383baaea013f7f3797bb2 (patch)
tree8fd3d0dc6ffcf02d929fb7f656e8ae3d118c9b19 /lib/tdb2
parent6e3c40500c9c786a5b20a02420fcf48ec0b9b5c4 (diff)
downloadsamba-eff985b7ef3f1adb3da383baaea013f7f3797bb2.tar.gz
samba-eff985b7ef3f1adb3da383baaea013f7f3797bb2.tar.bz2
samba-eff985b7ef3f1adb3da383baaea013f7f3797bb2.zip
tdb2: add an internal TDB_CANT_CHECK flag.
This will be used shortly to indicate that a TDB2 file indicates it cannot be checked. Signed-off-by: Rusty Russell <rusty@rustcorp.com.au> (Imported from CCAN commit e01d795c8964b791def1e9f68c386b350b3a2a84)
Diffstat (limited to 'lib/tdb2')
-rw-r--r--lib/tdb2/check.c6
-rw-r--r--lib/tdb2/tdb2.h6
2 files changed, 12 insertions, 0 deletions
diff --git a/lib/tdb2/check.c b/lib/tdb2/check.c
index 3003b62616..230eaee8e3 100644
--- a/lib/tdb2/check.c
+++ b/lib/tdb2/check.c
@@ -782,6 +782,12 @@ enum TDB_ERROR tdb_check_(struct tdb_context *tdb,
uint64_t features;
enum TDB_ERROR ecode;
+ if (tdb->flags & TDB_CANT_CHECK) {
+ return tdb_logerr(tdb, TDB_SUCCESS, TDB_LOG_WARNING,
+ "tdb_check: database has unknown features,"
+ " cannot check.");
+ }
+
if (tdb->flags & TDB_VERSION1) {
if (tdb1_check(tdb, check, data) == -1)
return tdb->last_error;
diff --git a/lib/tdb2/tdb2.h b/lib/tdb2/tdb2.h
index 55ad309722..44e7897993 100644
--- a/lib/tdb2/tdb2.h
+++ b/lib/tdb2/tdb2.h
@@ -89,6 +89,7 @@ struct tdb_context *tdb_open(const char *name, int tdb_flags,
#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 */
+#define TDB_CANT_CHECK 2048 /* has a feature which we don't understand */
/**
* tdb1_incompatible_hash - better (Jenkins) hash for tdb1
@@ -540,6 +541,11 @@ enum TDB_ERROR tdb_repack(struct tdb_context *tdb);
* checks as well. If check() returns an error, that is returned from
* tdb_check().
*
+ * Note that the TDB uses a feature which we don't understand which
+ * indicates we can't run tdb_check(), this will log a warning to that
+ * effect and return TDB_SUCCESS. You can detect this condition by
+ * looking for TDB_CANT_CHECK in tdb_get_flags().
+ *
* Returns TDB_SUCCESS or an error.
*/
#define tdb_check(tdb, check, data) \