1 files changed, 76 insertions, 0 deletions
diff --git a/reflog.h b/reflog.h
new file mode 100644
index 0000000000..74b3f3c4f0
--- /dev/null
+++ b/reflog.h
@@ -0,0 +1,76 @@
+#ifndef REFLOG_H
+#define REFLOG_H
+#include "refs.h"
+
+#define REFLOG_EXPIRE_TOTAL   (1 << 0)
+#define REFLOG_EXPIRE_UNREACH (1 << 1)
+
+struct reflog_expire_entry_option {
+	struct reflog_expire_entry_option *next;
+	timestamp_t expire_total;
+	timestamp_t expire_unreachable;
+	char pattern[FLEX_ARRAY];
+};
+
+struct reflog_expire_options {
+	struct reflog_expire_entry_option *entries, **entries_tail;
+	int stalefix;
+	int explicit_expiry;
+	timestamp_t default_expire_total;
+	timestamp_t expire_total;
+	timestamp_t default_expire_unreachable;
+	timestamp_t expire_unreachable;
+	int recno;
+};
+#define REFLOG_EXPIRE_OPTIONS_INIT(now) { \
+	.default_expire_total = now - 30 * 24 * 3600, \
+	.default_expire_unreachable = now - 90 * 24 * 3600, \
+}
+
+/*
+ * Parse the reflog expire configuration. This should be used with
+ * `repo_config()`.
+ */
+int reflog_expire_config(const char *var, const char *value,
+			 const struct config_context *ctx, void *cb);
+
+void reflog_clear_expire_config(struct reflog_expire_options *opts);
+
+/*
+ * Adapt the options so that they apply to the given refname. This applies any
+ * per-reference reflog expiry configuration that may exist to the options.
+ */
+void reflog_expire_options_set_refname(struct reflog_expire_options *cb,
+				       const char *refname);
+
+struct expire_reflog_policy_cb {
+	enum {
+		UE_NORMAL,
+		UE_ALWAYS,
+		UE_HEAD
+	} unreachable_expire_kind;
+	struct commit_list *mark_list;
+	unsigned long mark_limit;
+	struct reflog_expire_options opts;
+	struct commit *tip_commit;
+	struct commit_list *tips;
+	unsigned int dry_run:1;
+};
+
+int reflog_delete(const char *rev, enum expire_reflog_flags flags,
+		  int verbose);
+void reflog_expiry_cleanup(void *cb_data);
+void reflog_expiry_prepare(const char *refname, const struct object_id *oid,
+			   void *cb_data);
+int should_expire_reflog_ent(struct object_id *ooid, struct object_id *noid,
+			     const char *email, timestamp_t timestamp, int tz,
+			     const char *message, void *cb_data);
+int count_reflog_ent(struct object_id *ooid, struct object_id *noid,
+		     const char *email, timestamp_t timestamp, int tz,
+		     const char *message, void *cb_data);
+int should_expire_reflog_ent_verbose(struct object_id *ooid,
+				     struct object_id *noid,
+				     const char *email,
+				     timestamp_t timestamp, int tz,
+				     const char *message, void *cb_data);
+#endif /* REFLOG_H */