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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:26:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:26:00 +0000
commit830407e88f9d40d954356c3754f2647f91d5c06a (patch)
treed6a0ece6feea91f3c656166dbaa884ef8a29740e /utils/cache_gc/db.h
parentInitial commit. (diff)
downloadknot-resolver-830407e88f9d40d954356c3754f2647f91d5c06a.tar.xz
knot-resolver-830407e88f9d40d954356c3754f2647f91d5c06a.zip
Adding upstream version 5.6.0.upstream/5.6.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'utils/cache_gc/db.h')
-rw-r--r--utils/cache_gc/db.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/utils/cache_gc/db.h b/utils/cache_gc/db.h
new file mode 100644
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--- /dev/null
+++ b/utils/cache_gc/db.h
@@ -0,0 +1,37 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+#pragma once
+
+#include <lib/cache/api.h>
+#include <libknot/libknot.h>
+
+#include "kr_cache_gc.h"
+
+int kr_gc_cache_open(const char *cache_path, struct kr_cache *kres_db,
+ knot_db_t ** libknot_db);
+
+/** A wrapper around kr_cdb_api::check_health that keeps libknot_db up to date.
+ * \return zero or negative error code. */
+int kr_gc_cache_check_health(struct kr_cache *kres_db, knot_db_t ** libknot_db);
+
+void kr_gc_cache_close(struct kr_cache *kres_db, knot_db_t * knot_db);
+
+typedef int (*kr_gc_iter_callback)(const knot_db_val_t * key,
+ gc_record_info_t * info, void *ctx);
+
+int kr_gc_cache_iter(knot_db_t * knot_db, const kr_cache_gc_cfg_t *cfg,
+ kr_gc_iter_callback callback, void *ctx);
+
+/** Return RR type corresponding to the key or negative error code.
+ *
+ * Error is returned on unexpected values (those also trigger assertion)
+ * and on other kinds of data in cache (e.g. struct rtt_state).
+ */
+int kr_gc_key_consistent(knot_db_val_t key);
+
+/** Printf a *binary* string in a human-readable way. */
+void debug_printbin(const char *str, unsigned int len);
+
+/** Block run in --verbose mode; optimized when not run. */
+#define VERBOSE_STATUS __builtin_expect(KR_LOG_LEVEL_IS(LOG_DEBUG), false)
+/* TODO: replace when solving GC logging properly */
+