/* * Copyright (c) 2019 TAOS Data, Inc. * * This program is free software: you can use, redistribute, and/or modify * it under the terms of the GNU Affero General Public License, version 3 * or later ("AGPL"), as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see . */ #ifndef _TD_PAGE_CACHE_H_ #define _TD_PAGE_CACHE_H_ #ifdef __cplusplus extern "C" { #endif typedef struct SPgCache SPgCache; typedef struct SPage SPage; // SPgCache int pgCacheOpen(SPgCache **ppPgCache, pgsz_t pgSize, int32_t npage, TENV *pEnv); int pgCacheClose(SPgCache *pPgCache); SPage *pgCacheFetch(SPgCache *pPgCache, pgid_t pgid); int pgCacheRelease(SPage *pPage); // SPage #ifdef __cplusplus } #endif #endif /*_TD_PAGE_CACHE_H_*/