From d079b656b4719739b2247dcd9d46e9bec793095a Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 Feb 2023 17:11:34 +0100
Subject: Merging upstream version 1.38.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 database/engine/pdc.h | 67 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 database/engine/pdc.h

(limited to 'database/engine/pdc.h')

diff --git a/database/engine/pdc.h b/database/engine/pdc.h
new file mode 100644
index 000000000..9bae39ade
--- /dev/null
+++ b/database/engine/pdc.h
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef DBENGINE_PDC_H
+#define DBENGINE_PDC_H
+
+#include "../engine/rrdengine.h"
+
+struct rrdeng_cmd;
+
+#ifdef PDC_USE_JULYL
+#define PDCJudyLIns             JulyLIns
+#define PDCJudyLGet             JulyLGet
+#define PDCJudyLFirst           JulyLFirst
+#define PDCJudyLNext            JulyLNext
+#define PDCJudyLLast            JulyLLast
+#define PDCJudyLPrev            JulyLPrev
+#define PDCJudyLFirstThenNext   JulyLFirstThenNext
+#define PDCJudyLLastThenPrev    JulyLLastThenPrev
+#define PDCJudyLFreeArray       JulyLFreeArray
+#else
+#define PDCJudyLIns             JudyLIns
+#define PDCJudyLGet             JudyLGet
+#define PDCJudyLFirst           JudyLFirst
+#define PDCJudyLNext            JudyLNext
+#define PDCJudyLLast            JudyLLast
+#define PDCJudyLPrev            JudyLPrev
+#define PDCJudyLFirstThenNext   JudyLFirstThenNext
+#define PDCJudyLLastThenPrev    JudyLLastThenPrev
+#define PDCJudyLFreeArray       JudyLFreeArray
+#endif
+
+typedef struct extent_page_details_list EPDL;
+typedef void (*execute_extent_page_details_list_t)(struct rrdengine_instance *ctx, EPDL *epdl, enum storage_priority priority);
+void pdc_to_epdl_router(struct rrdengine_instance *ctx, struct page_details_control *pdc, execute_extent_page_details_list_t exec_first_extent_list, execute_extent_page_details_list_t exec_rest_extent_list);
+void epdl_find_extent_and_populate_pages(struct rrdengine_instance *ctx, EPDL *epdl, bool worker);
+
+size_t pdc_cache_size(void);
+size_t pd_cache_size(void);
+size_t epdl_cache_size(void);
+size_t deol_cache_size(void);
+size_t extent_buffer_cache_size(void);
+
+void pdc_init(void);
+void page_details_init(void);
+void epdl_init(void);
+void deol_init(void);
+void extent_buffer_cleanup1(void);
+
+void epdl_cmd_dequeued(void *epdl_ptr);
+void epdl_cmd_queued(void *epdl_ptr, struct rrdeng_cmd *cmd);
+
+struct extent_buffer {
+    size_t bytes;
+
+    struct {
+        struct extent_buffer *prev;
+        struct extent_buffer *next;
+    } cache;
+
+    uint8_t data[];
+};
+
+void extent_buffer_init(void);
+struct extent_buffer *extent_buffer_get(size_t size);
+void extent_buffer_release(struct extent_buffer *eb);
+
+#endif // DBENGINE_PDC_H
-- 
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