diff options
Diffstat (limited to 'rubbos/app/httpd-2.0.64/srclib/apr-util/dbm/apr_dbm.c')
| -rw-r--r-- | rubbos/app/httpd-2.0.64/srclib/apr-util/dbm/apr_dbm.c | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/rubbos/app/httpd-2.0.64/srclib/apr-util/dbm/apr_dbm.c b/rubbos/app/httpd-2.0.64/srclib/apr-util/dbm/apr_dbm.c new file mode 100644 index 00000000..88cf08e6 --- /dev/null +++ b/rubbos/app/httpd-2.0.64/srclib/apr-util/dbm/apr_dbm.c @@ -0,0 +1,207 @@ +/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as + * applicable. + * + * Licensed 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.h" +#include "apr_errno.h" +#include "apr_pools.h" +#include "apr_strings.h" +#define APR_WANT_MEMFUNC +#define APR_WANT_STRFUNC +#include "apr_want.h" +#include "apr_general.h" + +#include "apu.h" +#include "apu_select_dbm.h" +#include "apr_dbm.h" +#include "apr_dbm_private.h" + +/* ### note: the setting of DBM_VTABLE will go away once we have multiple + ### DBMs in here. + ### Well, that day is here. So, do we remove DBM_VTABLE and the old + ### API entirely? Oh, what to do. We need an APU_DEFAULT_DBM #define. + ### Sounds like a job for autoconf. */ + +#if APU_USE_SDBM +#define DBM_VTABLE apr_dbm_type_sdbm +#elif APU_USE_GDBM +#define DBM_VTABLE apr_dbm_type_gdbm +#elif APU_USE_DB +#define DBM_VTABLE apr_dbm_type_db +#elif APU_USE_NDBM +#define DBM_VTABLE apr_dbm_type_ndbm +#else /* Not in the USE_xDBM list above */ +#error a DBM implementation was not specified +#endif + +APU_DECLARE(apr_status_t) apr_dbm_open_ex(apr_dbm_t **pdb, const char*type, + const char *pathname, + apr_int32_t mode, apr_fileperms_t perm, + apr_pool_t *pool) +{ +#if APU_HAVE_GDBM + if (!strcasecmp(type, "GDBM")) { + return (*apr_dbm_type_gdbm.open)(pdb, pathname, mode, perm, pool); + } +#endif +#if APU_HAVE_SDBM + if (!strcasecmp(type, "SDBM")) { + return (*apr_dbm_type_sdbm.open)(pdb, pathname, mode, perm, pool); + } +#endif +#if APU_HAVE_DB + if (!strcasecmp(type, "DB")) { + return (*apr_dbm_type_db.open)(pdb, pathname, mode, perm, pool); + } +#endif +#if APU_HAVE_NDBM + if (!strcasecmp(type, "NDBM")) { + return (*apr_dbm_type_ndbm.open)(pdb, pathname, mode, perm, pool); + } +#endif + + if (!strcasecmp(type, "default")) { + return (*DBM_VTABLE.open)(pdb, pathname, mode, perm, pool); + } + + return APR_ENOTIMPL; +} + +APU_DECLARE(apr_status_t) apr_dbm_open(apr_dbm_t **pdb, const char *pathname, + apr_int32_t mode, apr_fileperms_t perm, + apr_pool_t *pool) +{ + return (*DBM_VTABLE.open)(pdb, pathname, mode, perm, pool); +} + +APU_DECLARE(void) apr_dbm_close(apr_dbm_t *dbm) +{ + (*dbm->type->close)(dbm); +} + +APU_DECLARE(apr_status_t) apr_dbm_fetch(apr_dbm_t *dbm, apr_datum_t key, + apr_datum_t *pvalue) +{ + return (*dbm->type->fetch)(dbm, key, pvalue); +} + +APU_DECLARE(apr_status_t) apr_dbm_store(apr_dbm_t *dbm, apr_datum_t key, + apr_datum_t value) +{ + return (*dbm->type->store)(dbm, key, value); +} + +APU_DECLARE(apr_status_t) apr_dbm_delete(apr_dbm_t *dbm, apr_datum_t key) +{ + return (*dbm->type->del)(dbm, key); +} + +APU_DECLARE(int) apr_dbm_exists(apr_dbm_t *dbm, apr_datum_t key) +{ + return (*dbm->type->exists)(dbm, key); +} + +APU_DECLARE(apr_status_t) apr_dbm_firstkey(apr_dbm_t *dbm, apr_datum_t *pkey) +{ + return (*dbm->type->firstkey)(dbm, pkey); +} + +APU_DECLARE(apr_status_t) apr_dbm_nextkey(apr_dbm_t *dbm, apr_datum_t *pkey) +{ + return (*dbm->type->nextkey)(dbm, pkey); +} + +APU_DECLARE(void) apr_dbm_freedatum(apr_dbm_t *dbm, apr_datum_t data) +{ + (*dbm->type->freedatum)(dbm, data); +} + +APU_DECLARE(char *) apr_dbm_geterror(apr_dbm_t *dbm, int *errcode, + char *errbuf, apr_size_t errbufsize) +{ + if (errcode != NULL) + *errcode = dbm->errcode; + + /* assert: errbufsize > 0 */ + + if (dbm->errmsg == NULL) + *errbuf = '\0'; + else + (void) apr_cpystrn(errbuf, dbm->errmsg, errbufsize); + return errbuf; +} + +APU_DECLARE(apr_status_t) apr_dbm_get_usednames_ex(apr_pool_t *p, + const char *type, + const char *pathname, + const char **used1, + const char **used2) +{ +#if APU_HAVE_GDBM + if (!strcasecmp(type, "GDBM")) { + (*apr_dbm_type_gdbm.getusednames)(p,pathname,used1,used2); + return APR_SUCCESS; + } +#endif +#if APU_HAVE_SDBM + if (!strcasecmp(type, "SDBM")) { + (*apr_dbm_type_sdbm.getusednames)(p,pathname,used1,used2); + return APR_SUCCESS; + } +#endif +#if APU_HAVE_DB + if (!strcasecmp(type, "DB")) { + (*apr_dbm_type_db.getusednames)(p,pathname,used1,used2); + return APR_SUCCESS; + } +#endif +#if APU_HAVE_NDBM + if (!strcasecmp(type, "NDBM")) { + (*apr_dbm_type_ndbm.getusednames)(p,pathname,used1,used2); + return APR_SUCCESS; + } +#endif + + if (!strcasecmp(type, "default")) { + (*DBM_VTABLE.getusednames)(p, pathname, used1, used2); + return APR_SUCCESS; + } + + return APR_ENOTIMPL; +} + +APU_DECLARE(void) apr_dbm_get_usednames(apr_pool_t *p, + const char *pathname, + const char **used1, + const char **used2) +{ + /* ### one day, a DBM type name will be passed and we'll need to look it + ### up. for now, it is constant. */ + + (*DBM_VTABLE.getusednames)(p, pathname, used1, used2); +} + +/* Most DBM libraries take a POSIX mode for creating files. Don't trust + * the mode_t type, some platforms may not support it, int is safe. + */ +APU_DECLARE(int) apr_posix_perms2mode(apr_fileperms_t perm) +{ + int mode = 0; + + mode |= 0700 & (perm >> 2); /* User is off-by-2 bits */ + mode |= 0070 & (perm >> 1); /* Group is off-by-1 bit */ + mode |= 0007 & (perm); /* World maps 1 for 1 */ + return mode; +} |