/*- * See the file LICENSE for redistribution information. * * Copyright (c) 1997-2004 * Sleepycat Software. All rights reserved. * * $Id: cxx_mpool.cpp,v 11.28 2004/01/28 03:35:56 bostic Exp $ */ #include "db_config.h" #include <errno.h> #include "db_cxx.h" #include "dbinc/cxx_int.h" #include "db_int.h" // Helper macros for simple methods that pass through to the // underlying C method. It may return an error or raise an exception. // Note this macro expects that input _argspec is an argument // list element (e.g., "char *arg") and that _arglist is the arguments // that should be passed through to the C method (e.g., "(mpf, arg)") // #define DB_MPOOLFILE_METHOD(_name, _argspec, _arglist, _retok) \ int DbMpoolFile::_name _argspec \ { \ int ret; \ DB_MPOOLFILE *mpf = unwrap(this); \ \ if (mpf == NULL) \ ret = EINVAL; \ else \ ret = mpf->_name _arglist; \ if (!_retok(ret)) \ DB_ERROR(DbEnv::get_DbEnv(mpf->dbenv), \ "DbMpoolFile::"#_name, ret, ON_ERROR_UNKNOWN); \ return (ret); \ } #define DB_MPOOLFILE_METHOD_VOID(_name, _argspec, _arglist) \ void DbMpoolFile::_name _argspec \ { \ DB_MPOOLFILE *mpf = unwrap(this); \ \ mpf->_name _arglist; \ } //////////////////////////////////////////////////////////////////////// // // // DbMpoolFile // // // //////////////////////////////////////////////////////////////////////// DbMpoolFile::DbMpoolFile() : imp_(0) { } DbMpoolFile::~DbMpoolFile() { } int DbMpoolFile::close(u_int32_t flags) { DB_MPOOLFILE *mpf = unwrap(this); int ret; DbEnv *dbenv = DbEnv::get_DbEnv(mpf->dbenv); if (mpf == NULL) ret = EINVAL; else ret = mpf->close(mpf, flags); imp_ = 0; // extra safety // This may seem weird, but is legal as long as we don't access // any data before returning. delete this; if (!DB_RETOK_STD(ret)) DB_ERROR(dbenv, "DbMpoolFile::close", ret, ON_ERROR_UNKNOWN); return (ret); } DB_MPOOLFILE_METHOD(get, (db_pgno_t *pgnoaddr, u_int32_t flags, void *pagep), (mpf, pgnoaddr, flags, pagep), DB_RETOK_MPGET) DB_MPOOLFILE_METHOD(open, (const char *file, u_int32_t flags, int mode, size_t pagesize), (mpf, file, flags, mode, pagesize), DB_RETOK_STD) DB_MPOOLFILE_METHOD(put, (void *pgaddr, u_int32_t flags), (mpf, pgaddr, flags), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set, (void *pgaddr, u_int32_t flags), (mpf, pgaddr, flags), DB_RETOK_STD) DB_MPOOLFILE_METHOD(get_clear_len, (u_int32_t *lenp), (mpf, lenp), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set_clear_len, (u_int32_t len), (mpf, len), DB_RETOK_STD) DB_MPOOLFILE_METHOD(get_fileid, (u_int8_t *fileid), (mpf, fileid), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set_fileid, (u_int8_t *fileid), (mpf, fileid), DB_RETOK_STD) DB_MPOOLFILE_METHOD(get_flags, (u_int32_t *flagsp), (mpf, flagsp), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set_flags, (u_int32_t flags, int onoff), (mpf, flags, onoff), DB_RETOK_STD) DB_MPOOLFILE_METHOD(get_ftype, (int *ftypep), (mpf, ftypep), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set_ftype, (int ftype), (mpf, ftype), DB_RETOK_STD) DB_MPOOLFILE_METHOD(get_lsn_offset, (int32_t *offsetp), (mpf, offsetp), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set_lsn_offset, (int32_t offset), (mpf, offset), DB_RETOK_STD) DB_MPOOLFILE_METHOD(get_maxsize, (u_int32_t *gbytesp, u_int32_t *bytesp), (mpf, gbytesp, bytesp), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set_maxsize, (u_int32_t gbytes, u_int32_t bytes), (mpf, gbytes, bytes), DB_RETOK_STD) DB_MPOOLFILE_METHOD(get_pgcookie, (DBT *dbt), (mpf, dbt), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set_pgcookie, (DBT *dbt), (mpf, dbt), DB_RETOK_STD) DB_MPOOLFILE_METHOD(get_priority, (DB_CACHE_PRIORITY *priorityp), (mpf, priorityp), DB_RETOK_STD) DB_MPOOLFILE_METHOD(set_priority, (DB_CACHE_PRIORITY priority), (mpf, priority), DB_RETOK_STD) DB_MPOOLFILE_METHOD(sync, (), (mpf), DB_RETOK_STD)