diff options
Diffstat (limited to 'dbm/apr_dbm_sdbm.c')
| -rw-r--r-- | dbm/apr_dbm_sdbm.c | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/dbm/apr_dbm_sdbm.c b/dbm/apr_dbm_sdbm.c deleted file mode 100644 index 6f531a17..00000000 --- a/dbm/apr_dbm_sdbm.c +++ /dev/null @@ -1,224 +0,0 @@ -/* Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "apr_strings.h" -#define APR_WANT_MEMFUNC -#define APR_WANT_STRFUNC -#include "apr_want.h" - -#include "apu_config.h" -#include "apu.h" - -#if APU_HAVE_SDBM - -#include "apr_dbm_private.h" -#include "apr_sdbm.h" - -#define APR_DBM_DBMODE_RO (APR_READ | APR_BUFFERED) -#define APR_DBM_DBMODE_RW (APR_READ | APR_WRITE) -#define APR_DBM_DBMODE_RWCREATE (APR_READ | APR_WRITE | APR_CREATE) -#define APR_DBM_DBMODE_RWTRUNC (APR_READ | APR_WRITE | APR_CREATE | \ - APR_TRUNCATE) - -static apr_status_t set_error(apr_dbm_t *dbm, apr_status_t dbm_said) -{ - dbm->errcode = dbm_said; - - if (dbm_said != APR_SUCCESS) { - dbm->errmsg = apr_psprintf(dbm->pool, "%pm", &dbm_said); - } else { - dbm->errmsg = NULL; - } - - return dbm_said; -} - -/* -------------------------------------------------------------------------- -** -** DEFINE THE VTABLE FUNCTIONS FOR SDBM -*/ - -static apr_status_t vt_sdbm_open(apr_dbm_t **pdb, const char *pathname, - apr_int32_t mode, apr_fileperms_t perm, - apr_pool_t *pool) -{ - apr_sdbm_t *file; - int dbmode; - - *pdb = NULL; - - switch (mode) { - case APR_DBM_READONLY: - dbmode = APR_DBM_DBMODE_RO; - break; - case APR_DBM_READWRITE: - dbmode = APR_DBM_DBMODE_RW; - break; - case APR_DBM_RWCREATE: - dbmode = APR_DBM_DBMODE_RWCREATE; - break; - case APR_DBM_RWTRUNC: - dbmode = APR_DBM_DBMODE_RWTRUNC; - break; - default: - return APR_EINVAL; - } - - { - apr_status_t rv; - - rv = apr_sdbm_open(&file, pathname, dbmode, perm, pool); - if (rv != APR_SUCCESS) - return rv; - } - - /* we have an open database... return it */ - *pdb = apr_pcalloc(pool, sizeof(**pdb)); - (*pdb)->pool = pool; - (*pdb)->type = &apr_dbm_type_sdbm; - (*pdb)->file = file; - - /* ### register a cleanup to close the DBM? */ - - return APR_SUCCESS; -} - -static void vt_sdbm_close(apr_dbm_t *dbm) -{ - apr_sdbm_close(dbm->file); -} - -static apr_status_t vt_sdbm_fetch(apr_dbm_t *dbm, apr_datum_t key, - apr_datum_t *pvalue) -{ - apr_status_t rv; - apr_sdbm_datum_t kd, rd; - - kd.dptr = key.dptr; - kd.dsize = (int)key.dsize; - - rv = apr_sdbm_fetch(dbm->file, &rd, kd); - - pvalue->dptr = rd.dptr; - pvalue->dsize = rd.dsize; - - /* store the error info into DBM, and return a status code. Also, note - that *pvalue should have been cleared on error. */ - return set_error(dbm, rv); -} - -static apr_status_t vt_sdbm_store(apr_dbm_t *dbm, apr_datum_t key, - apr_datum_t value) -{ - apr_status_t rv; - apr_sdbm_datum_t kd, vd; - - kd.dptr = key.dptr; - kd.dsize = (int)key.dsize; - - vd.dptr = value.dptr; - vd.dsize = (int)value.dsize; - - rv = apr_sdbm_store(dbm->file, kd, vd, APR_SDBM_REPLACE); - - /* store any error info into DBM, and return a status code. */ - return set_error(dbm, rv); -} - -static apr_status_t vt_sdbm_del(apr_dbm_t *dbm, apr_datum_t key) -{ - apr_status_t rv; - apr_sdbm_datum_t kd; - - kd.dptr = key.dptr; - kd.dsize = (int)key.dsize; - - rv = apr_sdbm_delete(dbm->file, kd); - - /* store any error info into DBM, and return a status code. */ - return set_error(dbm, rv); -} - -static int vt_sdbm_exists(apr_dbm_t *dbm, apr_datum_t key) -{ - int exists; - apr_sdbm_datum_t vd, kd; - - kd.dptr = key.dptr; - kd.dsize = (int)key.dsize; - - if (apr_sdbm_fetch(dbm->file, &vd, kd) != APR_SUCCESS) - exists = 0; - else - exists = vd.dptr != NULL; - - return exists; -} - -static apr_status_t vt_sdbm_firstkey(apr_dbm_t *dbm, apr_datum_t *pkey) -{ - apr_status_t rv; - apr_sdbm_datum_t rd; - - rv = apr_sdbm_firstkey(dbm->file, &rd); - - pkey->dptr = rd.dptr; - pkey->dsize = rd.dsize; - - /* store any error info into DBM, and return a status code. */ - return set_error(dbm, rv); -} - -static apr_status_t vt_sdbm_nextkey(apr_dbm_t *dbm, apr_datum_t *pkey) -{ - apr_status_t rv; - apr_sdbm_datum_t rd; - - rv = apr_sdbm_nextkey(dbm->file, &rd); - - pkey->dptr = rd.dptr; - pkey->dsize = rd.dsize; - - /* store any error info into DBM, and return a status code. */ - return set_error(dbm, APR_SUCCESS); -} - -static void vt_sdbm_freedatum(apr_dbm_t *dbm, apr_datum_t data) -{ -} - -static void vt_sdbm_usednames(apr_pool_t *pool, const char *pathname, - const char **used1, const char **used2) -{ - *used1 = apr_pstrcat(pool, pathname, APR_SDBM_DIRFEXT, NULL); - *used2 = apr_pstrcat(pool, pathname, APR_SDBM_PAGFEXT, NULL); -} - -APU_MODULE_DECLARE_DATA const apr_dbm_type_t apr_dbm_type_sdbm = { - "sdbm", - vt_sdbm_open, - vt_sdbm_close, - vt_sdbm_fetch, - vt_sdbm_store, - vt_sdbm_del, - vt_sdbm_exists, - vt_sdbm_firstkey, - vt_sdbm_nextkey, - vt_sdbm_freedatum, - vt_sdbm_usednames -}; - -#endif /* APU_HAVE_SDBM */ |