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authorunknown <ram@mysql.r18.ru>2002-10-30 15:57:05 +0400
committerunknown <ram@mysql.r18.ru>2002-10-30 15:57:05 +0400
commit155e78f014de1a2e259ae5119f4621fbb210a784 (patch)
tree6881a3cca88bea0bb9eeffd5aae34be437152786 /bdb/env/env_method.c.b
parentb8798d25ab71436bf690ee8ae48285a655c5487e (diff)
downloadmariadb-git-155e78f014de1a2e259ae5119f4621fbb210a784.tar.gz
BDB 4.1.24
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Diffstat (limited to 'bdb/env/env_method.c.b')
-rw-r--r--bdb/env/env_method.c.b643
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diff --git a/bdb/env/env_method.c.b b/bdb/env/env_method.c.b
new file mode 100644
index 00000000000..b6802b8a77c
--- /dev/null
+++ b/bdb/env/env_method.c.b
@@ -0,0 +1,643 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1999-2002
+ * Sleepycat Software. All rights reserved.
+ */
+
+#include "db_config.h"
+
+#ifndef lint
+static const char revid[] = "$Id: env_method.c,v 11.87 2002/08/29 14:22:21 margo Exp $";
+#endif /* not lint */
+
+#ifndef NO_SYSTEM_INCLUDES
+#include <sys/types.h>
+
+#ifdef HAVE_RPC
+#include <rpc/rpc.h>
+#endif
+
+#include <string.h>
+#endif
+
+/*
+ * This is the file that initializes the global array. Do it this way because
+ * people keep changing one without changing the other. Having declaration and
+ * initialization in one file will hopefully fix that.
+ */
+#define DB_INITIALIZE_DB_GLOBALS 1
+
+#include "db_int.h"
+#include "dbinc/crypto.h"
+#include "dbinc/hmac.h"
+#include "dbinc/db_shash.h"
+#include "dbinc/db_page.h"
+#include "dbinc/db_am.h"
+#include "dbinc/lock.h"
+#include "dbinc/log.h"
+#include "dbinc/mp.h"
+#include "dbinc/rep.h"
+#include "dbinc/txn.h"
+
+#ifdef HAVE_RPC
+#include "dbinc_auto/db_server.h"
+#include "dbinc_auto/rpc_client_ext.h"
+#endif
+
+static void __dbenv_err __P((const DB_ENV *, int, const char *, ...));
+static void __dbenv_errx __P((const DB_ENV *, const char *, ...));
+static int __dbenv_init __P((DB_ENV *));
+static int __dbenv_set_alloc __P((DB_ENV *, void *(*)(size_t),
+ void *(*)(void *, size_t), void (*)(void *)));
+static int __dbenv_set_app_dispatch __P((DB_ENV *,
+ int (*)(DB_ENV *, DBT *, DB_LSN *, db_recops)));
+static int __dbenv_set_data_dir __P((DB_ENV *, const char *));
+static int __dbenv_set_encrypt __P((DB_ENV *, const char *, u_int32_t));
+static void __dbenv_set_errcall __P((DB_ENV *, void (*)(const char *, char *)));
+static void __dbenv_set_errfile __P((DB_ENV *, FILE *));
+static void __dbenv_set_errpfx __P((DB_ENV *, const char *));
+static int __dbenv_set_feedback __P((DB_ENV *, void (*)(DB_ENV *, int, int)));
+static int __dbenv_set_flags __P((DB_ENV *, u_int32_t, int));
+static void __dbenv_set_noticecall __P((DB_ENV *, void (*)(DB_ENV *, db_notices)));
+static int __dbenv_set_paniccall __P((DB_ENV *, void (*)(DB_ENV *, int)));
+static int __dbenv_set_rpc_server_noclnt
+ __P((DB_ENV *, void *, const char *, long, long, u_int32_t));
+static int __dbenv_set_shm_key __P((DB_ENV *, long));
+static int __dbenv_set_tas_spins __P((DB_ENV *, u_int32_t));
+static int __dbenv_set_tmp_dir __P((DB_ENV *, const char *));
+static int __dbenv_set_verbose __P((DB_ENV *, u_int32_t, int));
+
+/*
+ * db_env_create --
+ * DB_ENV constructor.
+ *
+ * EXTERN: int db_env_create __P((DB_ENV **, u_int32_t));
+ */
+int
+db_env_create(dbenvpp, flags)
+ DB_ENV **dbenvpp;
+ u_int32_t flags;
+{
+ DB_ENV *dbenv;
+ int ret;
+
+ /*
+ * !!!
+ * Our caller has not yet had the opportunity to reset the panic
+ * state or turn off mutex locking, and so we can neither check
+ * the panic state or acquire a mutex in the DB_ENV create path.
+ *
+ * !!!
+ * We can't call the flags-checking routines, we don't have an
+ * environment yet.
+ */
+ if (flags != 0 && flags != DB_CLIENT)
+ return (EINVAL);
+
+ if ((ret = __os_calloc(NULL, 1, sizeof(*dbenv), &dbenv)) != 0)
+ return (ret);
+
+#ifdef HAVE_RPC
+ if (LF_ISSET(DB_CLIENT))
+ F_SET(dbenv, DB_ENV_RPCCLIENT);
+#endif
+ ret = __dbenv_init(dbenv);
+
+ if (ret != 0) {
+ __os_free(NULL, dbenv);
+ return (ret);
+ }
+
+ *dbenvpp = dbenv;
+ return (0);
+}
+
+/*
+ * __dbenv_init --
+ * Initialize a DB_ENV structure.
+ */
+static int
+__dbenv_init(dbenv)
+ DB_ENV *dbenv;
+{
+ /*
+ * !!!
+ * Our caller has not yet had the opportunity to reset the panic
+ * state or turn off mutex locking, and so we can neither check
+ * the panic state or acquire a mutex in the DB_ENV create path.
+ *
+ * Set up methods that are the same in both normal and RPC
+ */
+ dbenv->err = __dbenv_err;
+ dbenv->errx = __dbenv_errx;
+ dbenv->set_errcall = __dbenv_set_errcall;
+ dbenv->set_errfile = __dbenv_set_errfile;
+ dbenv->set_errpfx = __dbenv_set_errpfx;
+
+#ifdef HAVE_RPC
+ if (F_ISSET(dbenv, DB_ENV_RPCCLIENT)) {
+ dbenv->close = __dbcl_env_close;
+ dbenv->dbremove = __dbcl_env_dbremove;
+ dbenv->dbrename = __dbcl_env_dbrename;
+ dbenv->open = __dbcl_env_open_wrap;
+ dbenv->remove = __dbcl_env_remove;
+ dbenv->set_alloc = __dbcl_env_alloc;
+ dbenv->set_app_dispatch = __dbcl_set_app_dispatch;
+ dbenv->set_data_dir = __dbcl_set_data_dir;
+ dbenv->set_encrypt = __dbcl_env_encrypt;
+ dbenv->set_feedback = __dbcl_env_set_feedback;
+ dbenv->set_flags = __dbcl_env_flags;
+ dbenv->set_noticecall = __dbcl_env_noticecall;
+ dbenv->set_paniccall = __dbcl_env_paniccall;
+ dbenv->set_rpc_server = __dbcl_envrpcserver;
+ dbenv->set_shm_key = __dbcl_set_shm_key;
+ dbenv->set_tas_spins = __dbcl_set_tas_spins;
+ dbenv->set_timeout = __dbcl_set_timeout;
+ dbenv->set_tmp_dir = __dbcl_set_tmp_dir;
+ dbenv->set_verbose = __dbcl_set_verbose;
+ } else {
+#endif
+ dbenv->close = __dbenv_close;
+ dbenv->dbremove = __dbenv_dbremove;
+ dbenv->dbrename = __dbenv_dbrename;
+ dbenv->open = __dbenv_open;
+ dbenv->remove = __dbenv_remove;
+ dbenv->set_alloc = __dbenv_set_alloc;
+ dbenv->set_app_dispatch = __dbenv_set_app_dispatch;
+ dbenv->set_data_dir = __dbenv_set_data_dir;
+ dbenv->set_encrypt = __dbenv_set_encrypt;
+ dbenv->set_feedback = __dbenv_set_feedback;
+ dbenv->set_flags = __dbenv_set_flags;
+ dbenv->set_noticecall = __dbcl_env_noticecall;
+ dbenv->set_paniccall = __dbenv_set_paniccall;
+ dbenv->set_rpc_server = __dbenv_set_rpc_server_noclnt;
+ dbenv->set_shm_key = __dbenv_set_shm_key;
+ dbenv->set_tas_spins = __dbenv_set_tas_spins;
+ dbenv->set_tmp_dir = __dbenv_set_tmp_dir;
+ dbenv->set_verbose = __dbenv_set_verbose;
+#ifdef HAVE_RPC
+ }
+#endif
+ dbenv->shm_key = INVALID_REGION_SEGID;
+ dbenv->db_ref = 0;
+
+ __log_dbenv_create(dbenv); /* Subsystem specific. */
+ __lock_dbenv_create(dbenv);
+ __memp_dbenv_create(dbenv);
+ __rep_dbenv_create(dbenv);
+ __txn_dbenv_create(dbenv);
+
+ return (0);
+}
+
+/*
+ * __dbenv_err --
+ * Error message, including the standard error string.
+ */
+static void
+#ifdef __STDC__
+__dbenv_err(const DB_ENV *dbenv, int error, const char *fmt, ...)
+#else
+__dbenv_err(dbenv, error, fmt, va_alist)
+ const DB_ENV *dbenv;
+ int error;
+ const char *fmt;
+ va_dcl
+#endif
+{
+ DB_REAL_ERR(dbenv, error, 1, 1, fmt);
+}
+
+/*
+ * __dbenv_errx --
+ * Error message.
+ */
+static void
+#ifdef __STDC__
+__dbenv_errx(const DB_ENV *dbenv, const char *fmt, ...)
+#else
+__dbenv_errx(dbenv, fmt, va_alist)
+ const DB_ENV *dbenv;
+ const char *fmt;
+ va_dcl
+#endif
+{
+ DB_REAL_ERR(dbenv, 0, 0, 1, fmt);
+}
+
+static int
+__dbenv_set_alloc(dbenv, mal_func, real_func, free_func)
+ DB_ENV *dbenv;
+ void *(*mal_func) __P((size_t));
+ void *(*real_func) __P((void *, size_t));
+ void (*free_func) __P((void *));
+{
+ ENV_ILLEGAL_AFTER_OPEN(dbenv, "set_alloc");
+
+ dbenv->db_malloc = mal_func;
+ dbenv->db_realloc = real_func;
+ dbenv->db_free = free_func;
+ return (0);
+}
+
+/*
+ * __dbenv_set_app_dispatch --
+ * Set the transaction abort recover function.
+ */
+static int
+__dbenv_set_app_dispatch(dbenv, app_dispatch)
+ DB_ENV *dbenv;
+ int (*app_dispatch) __P((DB_ENV *, DBT *, DB_LSN *, db_recops));
+{
+ ENV_ILLEGAL_AFTER_OPEN(dbenv, "set_app_dispatch");
+
+ dbenv->app_dispatch = app_dispatch;
+ return (0);
+}
+
+static int
+__dbenv_set_encrypt(dbenv, passwd, flags)
+ DB_ENV *dbenv;
+ const char *passwd;
+ u_int32_t flags;
+{
+#ifdef HAVE_CRYPTO
+ DB_CIPHER *db_cipher;
+ int ret;
+
+ ENV_ILLEGAL_AFTER_OPEN(dbenv, "set_encrypt");
+#define OK_CRYPTO_FLAGS (DB_ENCRYPT_AES)
+
+ if (flags != 0 && LF_ISSET(~OK_CRYPTO_FLAGS))
+ return (__db_ferr(dbenv, "DB_ENV->set_encrypt", 0));
+
+ if (passwd == NULL || strlen(passwd) == 0) {
+ __db_err(dbenv, "Empty password specified to set_encrypt");
+ return (EINVAL);
+ }
+ if (!CRYPTO_ON(dbenv)) {
+ if ((ret = __os_calloc(dbenv, 1, sizeof(DB_CIPHER), &db_cipher))
+ != 0)
+ goto err;
+ dbenv->crypto_handle = db_cipher;
+ } else
+ db_cipher = (DB_CIPHER *)dbenv->crypto_handle;
+
+ if (dbenv->passwd != NULL)
+ __os_free(dbenv, dbenv->passwd);
+ if ((ret = __os_strdup(dbenv, passwd, &dbenv->passwd)) != 0) {
+ __os_free(dbenv, db_cipher);
+ goto err;
+ }
+ /*
+ * We're going to need this often enough to keep around
+ */
+ dbenv->passwd_len = strlen(dbenv->passwd) + 1;
+ /*
+ * The MAC key is for checksumming, and is separate from
+ * the algorithm. So initialize it here, even if they
+ * are using CIPHER_ANY.
+ */
+ __db_derive_mac((u_int8_t *)dbenv->passwd,
+ dbenv->passwd_len, db_cipher->mac_key);
+ switch (flags) {
+ case 0:
+ F_SET(db_cipher, CIPHER_ANY);
+ break;
+ case DB_ENCRYPT_AES:
+ if ((ret = __crypto_algsetup(dbenv, db_cipher, CIPHER_AES, 0))
+ != 0)
+ goto err1;
+ break;
+ }
+ return (0);
+
+err1:
+ __os_free(dbenv, dbenv->passwd);
+ __os_free(dbenv, db_cipher);
+ dbenv->crypto_handle = NULL;
+err:
+ return (ret);
+#else
+ COMPQUIET(dbenv, NULL);
+ COMPQUIET(passwd, NULL);
+ COMPQUIET(flags, 0);
+
+ return (__db_eopnotsup(dbenv));
+#endif
+}
+
+static int
+__dbenv_set_flags(dbenv, flags, onoff)
+ DB_ENV *dbenv;
+ u_int32_t flags;
+ int onoff;
+{
+#define OK_FLAGS \
+ (DB_AUTO_COMMIT | DB_CDB_ALLDB | DB_DIRECT_DB | DB_DIRECT_LOG | \
+ DB_NOLOCKING | DB_NOMMAP | DB_NOPANIC | DB_OVERWRITE | \
+ DB_PANIC_ENVIRONMENT | DB_REGION_INIT | DB_TXN_NOSYNC | \
+ DB_TXN_WRITE_NOSYNC | DB_YIELDCPU)
+
+ if (LF_ISSET(~OK_FLAGS))
+ return (__db_ferr(dbenv, "DB_ENV->set_flags", 0));
+ if (onoff && LF_ISSET(DB_TXN_WRITE_NOSYNC) && LF_ISSET(DB_TXN_NOSYNC))
+ return (__db_ferr(dbenv, "DB_ENV->set_flags", 1));
+
+ if (LF_ISSET(DB_AUTO_COMMIT)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_AUTO_COMMIT);
+ else
+ F_CLR(dbenv, DB_ENV_AUTO_COMMIT);
+ }
+ if (LF_ISSET(DB_CDB_ALLDB)) {
+ ENV_ILLEGAL_AFTER_OPEN(dbenv, "set_flags: DB_CDB_ALLDB");
+ if (onoff)
+ F_SET(dbenv, DB_ENV_CDB_ALLDB);
+ else
+ F_CLR(dbenv, DB_ENV_CDB_ALLDB);
+ }
+ if (LF_ISSET(DB_DIRECT_DB)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_DIRECT_DB);
+ else
+ F_CLR(dbenv, DB_ENV_DIRECT_DB);
+ }
+ if (LF_ISSET(DB_DIRECT_LOG)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_DIRECT_LOG);
+ else
+ F_CLR(dbenv, DB_ENV_DIRECT_LOG);
+ }
+ if (LF_ISSET(DB_NOLOCKING)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_NOLOCKING);
+ else
+ F_CLR(dbenv, DB_ENV_NOLOCKING);
+ }
+ if (LF_ISSET(DB_NOMMAP)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_NOMMAP);
+ else
+ F_CLR(dbenv, DB_ENV_NOMMAP);
+ }
+ if (LF_ISSET(DB_NOPANIC)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_NOPANIC);
+ else
+ F_CLR(dbenv, DB_ENV_NOPANIC);
+ }
+ if (LF_ISSET(DB_OVERWRITE)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_OVERWRITE);
+ else
+ F_CLR(dbenv, DB_ENV_OVERWRITE);
+ }
+ if (LF_ISSET(DB_PANIC_ENVIRONMENT)) {
+ ENV_ILLEGAL_BEFORE_OPEN(dbenv,
+ "set_flags: DB_PANIC_ENVIRONMENT");
+ PANIC_SET(dbenv, onoff);
+ }
+ if (LF_ISSET(DB_REGION_INIT)) {
+ ENV_ILLEGAL_AFTER_OPEN(dbenv, "set_flags: DB_REGION_INIT");
+ if (onoff)
+ F_SET(dbenv, DB_ENV_REGION_INIT);
+ else
+ F_CLR(dbenv, DB_ENV_REGION_INIT);
+ }
+ if (LF_ISSET(DB_TXN_NOSYNC)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_TXN_NOSYNC);
+ else
+ F_CLR(dbenv, DB_ENV_TXN_NOSYNC);
+ }
+ if (LF_ISSET(DB_TXN_WRITE_NOSYNC)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_TXN_WRITE_NOSYNC);
+ else
+ F_CLR(dbenv, DB_ENV_TXN_WRITE_NOSYNC);
+ }
+ if (LF_ISSET(DB_YIELDCPU)) {
+ if (onoff)
+ F_SET(dbenv, DB_ENV_YIELDCPU);
+ else
+ F_CLR(dbenv, DB_ENV_YIELDCPU);
+ }
+ return (0);
+}
+
+static int
+__dbenv_set_data_dir(dbenv, dir)
+ DB_ENV *dbenv;
+ const char *dir;
+{
+ int ret;
+
+#define DATA_INIT_CNT 20 /* Start with 20 data slots. */
+ if (dbenv->db_data_dir == NULL) {
+ if ((ret = __os_calloc(dbenv, DATA_INIT_CNT,
+ sizeof(char **), &dbenv->db_data_dir)) != 0)
+ return (ret);
+ dbenv->data_cnt = DATA_INIT_CNT;
+ } else if (dbenv->data_next == dbenv->data_cnt - 1) {
+ dbenv->data_cnt *= 2;
+ if ((ret = __os_realloc(dbenv,
+ dbenv->data_cnt * sizeof(char **),
+ &dbenv->db_data_dir)) != 0)
+ return (ret);
+ }
+ return (__os_strdup(dbenv,
+ dir, &dbenv->db_data_dir[dbenv->data_next++]));
+}
+
+static void
+__dbenv_set_errcall(dbenv, errcall)
+ DB_ENV *dbenv;
+ void (*errcall) __P((const char *, char *));
+{
+ dbenv->db_errcall = errcall;
+}
+
+static void
+__dbenv_set_errfile(dbenv, errfile)
+ DB_ENV *dbenv;
+ FILE *errfile;
+{
+ dbenv->db_errfile = errfile;
+}
+
+static void
+__dbenv_set_errpfx(dbenv, errpfx)
+ DB_ENV *dbenv;
+ const char *errpfx;
+{
+ dbenv->db_errpfx = errpfx;
+}
+
+static int
+__dbenv_set_feedback(dbenv, feedback)
+ DB_ENV *dbenv;
+ void (*feedback) __P((DB_ENV *, int, int));
+{
+ dbenv->db_feedback = feedback;
+ return (0);
+}
+
+static void
+__dbenv_set_noticecall(dbenv, noticecall)
+ DB_ENV *dbenv;
+ void (*noticecall) __P((DB_ENV *, db_notices));
+{
+ dbenv->db_noticecall = noticecall;
+}
+
+static int
+__dbenv_set_paniccall(dbenv, paniccall)
+ DB_ENV *dbenv;
+ void (*paniccall) __P((DB_ENV *, int));
+{
+ dbenv->db_paniccall = paniccall;
+ return (0);
+}
+
+static int
+__dbenv_set_shm_key(dbenv, shm_key)
+ DB_ENV *dbenv;
+ long shm_key; /* !!!: really a key_t. */
+{
+ ENV_ILLEGAL_AFTER_OPEN(dbenv, "set_shm_key");
+
+ dbenv->shm_key = shm_key;
+ return (0);
+}
+
+static int
+__dbenv_set_tas_spins(dbenv, tas_spins)
+ DB_ENV *dbenv;
+ u_int32_t tas_spins;
+{
+ dbenv->tas_spins = tas_spins;
+ return (0);
+}
+
+static int
+__dbenv_set_tmp_dir(dbenv, dir)
+ DB_ENV *dbenv;
+ const char *dir;
+{
+ if (dbenv->db_tmp_dir != NULL)
+ __os_free(dbenv, dbenv->db_tmp_dir);
+ return (__os_strdup(dbenv, dir, &dbenv->db_tmp_dir));
+}
+
+static int
+__dbenv_set_verbose(dbenv, which, onoff)
+ DB_ENV *dbenv;
+ u_int32_t which;
+ int onoff;
+{
+ switch (which) {
+ case DB_VERB_CHKPOINT:
+ case DB_VERB_DEADLOCK:
+ case DB_VERB_RECOVERY:
+ case DB_VERB_REPLICATION:
+ case DB_VERB_WAITSFOR:
+ if (onoff)
+ FLD_SET(dbenv->verbose, which);
+ else
+ FLD_CLR(dbenv->verbose, which);
+ break;
+ default:
+ return (EINVAL);
+ }
+ return (0);
+}
+
+/*
+ * __db_mi_env --
+ * Method illegally called with public environment.
+ *
+ * PUBLIC: int __db_mi_env __P((DB_ENV *, const char *));
+ */
+int
+__db_mi_env(dbenv, name)
+ DB_ENV *dbenv;
+ const char *name;
+{
+ __db_err(dbenv, "%s: method not permitted in shared environment", name);
+ return (EINVAL);
+}
+
+/*
+ * __db_mi_open --
+ * Method illegally called after open.
+ *
+ * PUBLIC: int __db_mi_open __P((DB_ENV *, const char *, int));
+ */
+int
+__db_mi_open(dbenv, name, after)
+ DB_ENV *dbenv;
+ const char *name;
+ int after;
+{
+ __db_err(dbenv, "%s: method not permitted %s open",
+ name, after ? "after" : "before");
+ return (EINVAL);
+}
+
+/*
+ * __db_env_config --
+ * Method or function called without required configuration.
+ *
+ * PUBLIC: int __db_env_config __P((DB_ENV *, char *, u_int32_t));
+ */
+int
+__db_env_config(dbenv, i, flags)
+ DB_ENV *dbenv;
+ char *i;
+ u_int32_t flags;
+{
+ char *sub;
+
+ switch (flags) {
+ case DB_INIT_LOCK:
+ sub = "locking";
+ break;
+ case DB_INIT_LOG:
+ sub = "logging";
+ break;
+ case DB_INIT_MPOOL:
+ sub = "memory pool";
+ break;
+ case DB_INIT_TXN:
+ sub = "transaction";
+ break;
+ default:
+ sub = "<unspecified>";
+ break;
+ }
+ __db_err(dbenv,
+ "%s interface requires an environment configured for the %s subsystem",
+ i, sub);
+ return (EINVAL);
+}
+
+static int
+__dbenv_set_rpc_server_noclnt(dbenv, cl, host, tsec, ssec, flags)
+ DB_ENV *dbenv;
+ void *cl;
+ const char *host;
+ long tsec, ssec;
+ u_int32_t flags;
+{
+ COMPQUIET(host, NULL);
+ COMPQUIET(cl, NULL);
+ COMPQUIET(tsec, 0);
+ COMPQUIET(ssec, 0);
+ COMPQUIET(flags, 0);
+
+ __db_err(dbenv,
+ "set_rpc_server method not permitted in non-RPC environment");
+ return (__db_eopnotsup(dbenv));
+}