mirror of
https://gitlab.freedesktop.org/mesa/mesa.git
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948f4e4d07
Fixes: c92c99481f ("util/mesa-db: Support removal of cache entries")
Signed-off-by: Yonggang Luo <luoyonggang@gmail.com>
Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21191>
148 lines
2.9 KiB
C
148 lines
2.9 KiB
C
/*
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* Copyright © 2022 Collabora, Ltd.
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*
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* Based on Fossilize DB:
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* Copyright © 2020 Valve Corporation
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*
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* SPDX-License-Identifier: MIT
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*/
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#ifndef MESA_CACHE_DB_H
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#define MESA_CACHE_DB_H
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include "detect_os.h"
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#include "simple_mtx.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct mesa_cache_db_file {
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FILE *file;
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char *path;
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off_t offset;
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uint64_t uuid;
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};
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struct mesa_cache_db {
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struct hash_table_u64 *index_db;
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struct mesa_cache_db_file cache;
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struct mesa_cache_db_file index;
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uint64_t max_cache_size;
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simple_mtx_t flock_mtx;
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void *mem_ctx;
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uint64_t uuid;
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bool alive;
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};
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#if DETECT_OS_WINDOWS == 0
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bool
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mesa_cache_db_open(struct mesa_cache_db *db, const char *cache_path);
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void
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mesa_cache_db_close(struct mesa_cache_db *db);
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void
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mesa_cache_db_set_size_limit(struct mesa_cache_db *db,
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uint64_t max_cache_size);
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unsigned int
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mesa_cache_db_file_entry_size(void);
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void *
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mesa_cache_db_read_entry(struct mesa_cache_db *db,
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const uint8_t *cache_key_160bit,
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size_t *size);
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bool
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mesa_cache_db_entry_write(struct mesa_cache_db *db,
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const uint8_t *cache_key_160bit,
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const void *blob, size_t blob_size);
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bool
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mesa_cache_db_entry_remove(struct mesa_cache_db *db,
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const uint8_t *cache_key_160bit);
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bool
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mesa_db_wipe_path(const char *cache_path);
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bool
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mesa_cache_db_has_space(struct mesa_cache_db *db, size_t blob_size);
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double
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mesa_cache_db_eviction_score(struct mesa_cache_db *db);
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#else
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static inline bool
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mesa_cache_db_open(struct mesa_cache_db *db, const char *cache_path)
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{
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return false;
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}
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static inline void
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mesa_cache_db_close(struct mesa_cache_db *db)
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{
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}
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static inline void
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mesa_cache_db_set_size_limit(struct mesa_cache_db *db,
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uint64_t max_cache_size)
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{
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}
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static inline unsigned int
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mesa_cache_db_file_entry_size(void)
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{
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return 0;
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}
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static inline void *
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mesa_cache_db_read_entry(struct mesa_cache_db *db,
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const uint8_t *cache_key_160bit,
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size_t *size)
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{
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return NULL;
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}
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static inline bool
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mesa_cache_db_entry_write(struct mesa_cache_db *db,
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const uint8_t *cache_key_160bit,
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const void *blob, size_t blob_size)
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{
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return false;
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}
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static inline bool
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mesa_cache_db_entry_remove(struct mesa_cache_db *db,
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const uint8_t *cache_key_160bit)
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{
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return false;
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}
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static inline bool
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mesa_db_wipe_path(const char *cache_path)
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{
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return false;
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}
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static inline bool
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mesa_cache_db_has_space(struct mesa_cache_db *db, size_t blob_size)
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{
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return false;
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}
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static inline double
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mesa_cache_db_eviction_score(struct mesa_cache_db *db)
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{
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return 0;
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}
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#endif /* DETECT_OS_WINDOWS */
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#ifdef __cplusplus
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}
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#endif
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#endif /* MESA_CACHE_DB_H */
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