We will need two sets of functions to implement two versions of metadump. This
commit adds the definition for 'struct metadump_ops' to hold pointers to
version specific metadump functions.
Signed-off-by: Chandan Babu R <chandan.babu@xxxxxxxxxx>
---
db/metadump.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/db/metadump.c b/db/metadump.c
index 212b484a2..56d8c3bdf 100644
--- a/db/metadump.c
+++ b/db/metadump.c
@@ -40,6 +40,14 @@ static const cmdinfo_t metadump_cmd =
N_("[-a] [-e] [-g] [-m max_extent] [-w] [-o] filename"),
N_("dump metadata to a file"), metadump_help };
+struct metadump_ops {
+ int (*init_metadump)(void);
+ int (*write_metadump)(enum typnm type, char *data, int64_t off,
+ int len);
+ int (*end_write_metadump)(void);
+ void (*release_metadump)(void);
+};
+
static struct metadump {
int version;
int show_progress;
@@ -54,6 +62,7 @@ static struct metadump {
xfs_ino_t cur_ino;
/* Metadump file */
FILE *outf;
+ struct metadump_ops *mdops;
/* header + index + buffers */
struct xfs_metablock *metablock;
__be64 *block_index;
--
2.39.1
