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authorJesse Morgan <jesse@jesterpm.net>2016-12-17 21:28:53 -0800
committerJesse Morgan <jesse@jesterpm.net>2016-12-17 21:28:53 -0800
commit54df2afaa61c6a03cbb4a33c9b90fa572b6d07b8 (patch)
tree18147b92b969d25ffbe61935fb63035cac820dd0 /db-4.8.30/cxx/cxx_dbc.cpp
Berkeley DB 4.8 with rust build script for linux.
Diffstat (limited to 'db-4.8.30/cxx/cxx_dbc.cpp')
-rw-r--r--db-4.8.30/cxx/cxx_dbc.cpp123
1 files changed, 123 insertions, 0 deletions
diff --git a/db-4.8.30/cxx/cxx_dbc.cpp b/db-4.8.30/cxx/cxx_dbc.cpp
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+++ b/db-4.8.30/cxx/cxx_dbc.cpp
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+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1997-2009 Oracle. All rights reserved.
+ *
+ * $Id$
+ */
+
+#include "db_config.h"
+
+#include "db_int.h"
+
+#include "db_cxx.h"
+#include "dbinc/cxx_int.h"
+
+#include "dbinc/db_page.h"
+#include "dbinc_auto/db_auto.h"
+#include "dbinc_auto/crdel_auto.h"
+#include "dbinc/db_dispatch.h"
+#include "dbinc_auto/db_ext.h"
+#include "dbinc_auto/common_ext.h"
+
+// Helper macro 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., "(db, arg)")
+//
+#define DBC_METHOD(_name, _argspec, _arglist, _retok) \
+int Dbc::_name _argspec \
+{ \
+ int ret; \
+ DBC *dbc = this; \
+ \
+ ret = dbc->_name _arglist; \
+ if (!_retok(ret)) \
+ DB_ERROR(DbEnv::get_DbEnv(dbc->dbenv), \
+ "Dbc::" # _name, ret, ON_ERROR_UNKNOWN); \
+ return (ret); \
+}
+
+// It's private, and should never be called, but VC4.0 needs it resolved
+//
+Dbc::~Dbc()
+{
+}
+
+DBC_METHOD(close, (void), (dbc), DB_RETOK_STD)
+DBC_METHOD(cmp, (Dbc *other_cursor, int *result, u_int32_t _flags),
+ (dbc, other_cursor, result, _flags), DB_RETOK_STD)
+DBC_METHOD(count, (db_recno_t *countp, u_int32_t _flags),
+ (dbc, countp, _flags), DB_RETOK_STD)
+DBC_METHOD(del, (u_int32_t _flags),
+ (dbc, _flags), DB_RETOK_DBCDEL)
+
+int Dbc::dup(Dbc** cursorp, u_int32_t _flags)
+{
+ int ret;
+ DBC *dbc = this;
+ DBC *new_cursor = 0;
+
+ ret = dbc->dup(dbc, &new_cursor, _flags);
+
+ if (DB_RETOK_STD(ret))
+ // The following cast implies that Dbc can be no larger than DBC
+ *cursorp = (Dbc*)new_cursor;
+ else
+ DB_ERROR(DbEnv::get_DbEnv(dbc->dbenv),
+ "Dbc::dup", ret, ON_ERROR_UNKNOWN);
+
+ return (ret);
+}
+
+int Dbc::get(Dbt* key, Dbt *data, u_int32_t _flags)
+{
+ int ret;
+ DBC *dbc = this;
+
+ ret = dbc->get(dbc, key, data, _flags);
+
+ if (!DB_RETOK_DBCGET(ret)) {
+ if (ret == DB_BUFFER_SMALL && DB_OVERFLOWED_DBT(key))
+ DB_ERROR_DBT(DbEnv::get_DbEnv(dbc->dbenv),
+ "Dbc::get", key, ON_ERROR_UNKNOWN);
+ else if (ret == DB_BUFFER_SMALL && DB_OVERFLOWED_DBT(data))
+ DB_ERROR_DBT(DbEnv::get_DbEnv(dbc->dbenv),
+ "Dbc::get", data, ON_ERROR_UNKNOWN);
+ else
+ DB_ERROR(DbEnv::get_DbEnv(dbc->dbenv),
+ "Dbc::get", ret, ON_ERROR_UNKNOWN);
+ }
+
+ return (ret);
+}
+
+int Dbc::pget(Dbt* key, Dbt *pkey, Dbt *data, u_int32_t _flags)
+{
+ int ret;
+ DBC *dbc = this;
+
+ ret = dbc->pget(dbc, key, pkey, data, _flags);
+
+ /* Logic is the same as for Dbc::get - reusing macro. */
+ if (!DB_RETOK_DBCGET(ret)) {
+ if (ret == DB_BUFFER_SMALL && DB_OVERFLOWED_DBT(key))
+ DB_ERROR_DBT(DbEnv::get_DbEnv(dbc->dbenv),
+ "Dbc::pget", key, ON_ERROR_UNKNOWN);
+ else if (ret == DB_BUFFER_SMALL && DB_OVERFLOWED_DBT(data))
+ DB_ERROR_DBT(DbEnv::get_DbEnv(dbc->dbenv),
+ "Dbc::pget", data, ON_ERROR_UNKNOWN);
+ else
+ DB_ERROR(DbEnv::get_DbEnv(dbc->dbenv),
+ "Dbc::pget", ret, ON_ERROR_UNKNOWN);
+ }
+
+ return (ret);
+}
+
+DBC_METHOD(put, (Dbt* key, Dbt *data, u_int32_t _flags),
+ (dbc, key, data, _flags), DB_RETOK_DBCPUT)
+DBC_METHOD(get_priority, (DB_CACHE_PRIORITY *priorityp),
+ (dbc, priorityp), DB_RETOK_STD)
+DBC_METHOD(set_priority, (DB_CACHE_PRIORITY pri), (dbc, pri), DB_RETOK_STD)