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-rw-r--r--reftable/generic.c53
1 files changed, 39 insertions, 14 deletions
diff --git a/reftable/generic.c b/reftable/generic.c
index 1cf68fe124..28ae26145e 100644
--- a/reftable/generic.c
+++ b/reftable/generic.c
@@ -20,8 +20,20 @@ void table_init_iter(struct reftable_table *tab,
tab->ops->init_iter(tab->table_arg, it, typ);
}
-int reftable_table_seek_ref(struct reftable_table *tab,
- struct reftable_iterator *it, const char *name)
+void reftable_table_init_ref_iter(struct reftable_table *tab,
+ struct reftable_iterator *it)
+{
+ table_init_iter(tab, it, BLOCK_TYPE_REF);
+}
+
+void reftable_table_init_log_iter(struct reftable_table *tab,
+ struct reftable_iterator *it)
+{
+ table_init_iter(tab, it, BLOCK_TYPE_LOG);
+}
+
+int reftable_iterator_seek_ref(struct reftable_iterator *it,
+ const char *name)
{
struct reftable_record want = {
.type = BLOCK_TYPE_REF,
@@ -29,29 +41,37 @@ int reftable_table_seek_ref(struct reftable_table *tab,
.refname = (char *)name,
},
};
- table_init_iter(tab, it, BLOCK_TYPE_REF);
return it->ops->seek(it->iter_arg, &want);
}
-int reftable_table_seek_log(struct reftable_table *tab,
- struct reftable_iterator *it, const char *name)
+int reftable_iterator_seek_log_at(struct reftable_iterator *it,
+ const char *name, uint64_t update_index)
{
struct reftable_record want = {
.type = BLOCK_TYPE_LOG,
.u.log = {
.refname = (char *)name,
- .update_index = ~((uint64_t)0),
+ .update_index = update_index,
},
};
- table_init_iter(tab, it, BLOCK_TYPE_LOG);
return it->ops->seek(it->iter_arg, &want);
}
+int reftable_iterator_seek_log(struct reftable_iterator *it,
+ const char *name)
+{
+ return reftable_iterator_seek_log_at(it, name, ~((uint64_t) 0));
+}
+
int reftable_table_read_ref(struct reftable_table *tab, const char *name,
struct reftable_ref_record *ref)
{
struct reftable_iterator it = { NULL };
- int err = reftable_table_seek_ref(tab, &it, name);
+ int err;
+
+ reftable_table_init_ref_iter(tab, &it);
+
+ err = reftable_iterator_seek_ref(&it, name);
if (err)
goto done;
@@ -76,10 +96,13 @@ int reftable_table_print(struct reftable_table *tab) {
struct reftable_ref_record ref = { NULL };
struct reftable_log_record log = { NULL };
uint32_t hash_id = reftable_table_hash_id(tab);
- int err = reftable_table_seek_ref(tab, &it, "");
- if (err < 0) {
+ int err;
+
+ reftable_table_init_ref_iter(tab, &it);
+
+ err = reftable_iterator_seek_ref(&it, "");
+ if (err < 0)
return err;
- }
while (1) {
err = reftable_iterator_next_ref(&it, &ref);
@@ -94,10 +117,12 @@ int reftable_table_print(struct reftable_table *tab) {
reftable_iterator_destroy(&it);
reftable_ref_record_release(&ref);
- err = reftable_table_seek_log(tab, &it, "");
- if (err < 0) {
+ reftable_table_init_log_iter(tab, &it);
+
+ err = reftable_iterator_seek_log(&it, "");
+ if (err < 0)
return err;
- }
+
while (1) {
err = reftable_iterator_next_log(&it, &log);
if (err > 0) {