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+/* sample-bdb.txt - BerkeleyDB toy/sample
+ *
+ * Do a line-by-line comparison of this and sample-mdb.txt
+ */
+/*
+ * Copyright 2012-2020 Howard Chu, Symas Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted only as authorized by the OpenLDAP
+ * Public License.
+ *
+ * A copy of this license is available in the file LICENSE in the
+ * top-level directory of the distribution or, alternatively, at
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+#include <stdio.h>
+#include <string.h>
+#include <db.h>
+
+int main(int argc,char * argv[])
+{
+ int rc;
+ DB_ENV *env;
+ DB *dbi;
+ DBT key, data;
+ DB_TXN *txn;
+ DBC *cursor;
+ char sval[32], kval[32];
+
+ /* Note: Most error checking omitted for simplicity */
+
+#define FLAGS (DB_INIT_LOCK|DB_INIT_LOG|DB_INIT_TXN|DB_INIT_MPOOL|DB_CREATE|DB_THREAD)
+ rc = db_env_create(&env, 0);
+ rc = env->open(env, "./testdb", FLAGS, 0664);
+ rc = db_create(&dbi, env, 0);
+ rc = env->txn_begin(env, NULL, &txn, 0);
+ rc = dbi->open(dbi, txn, "test.bdb", NULL, DB_BTREE, DB_CREATE, 0664);
+
+ memset(&key, 0, sizeof(DBT));
+ memset(&data, 0, sizeof(DBT));
+ key.size = sizeof(int);
+ key.data = sval;
+ data.size = sizeof(sval);
+ data.data = sval;
+
+ sprintf(sval, "%03x %d foo bar", 32, 3141592);
+ rc = dbi->put(dbi, txn, &key, &data, 0);
+ rc = txn->commit(txn, 0);
+ if (rc) {
+ fprintf(stderr, "txn->commit: (%d) %s\n", rc, db_strerror(rc));
+ goto leave;
+ }
+ rc = env->txn_begin(env, NULL, &txn, 0);
+ rc = dbi->cursor(dbi, txn, &cursor, 0);
+ key.flags = DB_DBT_USERMEM;
+ key.data = kval;
+ key.ulen = sizeof(kval);
+ data.flags = DB_DBT_USERMEM;
+ data.data = sval;
+ data.ulen = sizeof(sval);
+ while ((rc = cursor->c_get(cursor, &key, &data, DB_NEXT)) == 0) {
+ printf("key: %p %.*s, data: %p %.*s\n",
+ key.data, (int) key.size, (char *) key.data,
+ data.data, (int) data.size, (char *) data.data);
+ }
+ rc = cursor->c_close(cursor);
+ rc = txn->abort(txn);
+leave:
+ rc = dbi->close(dbi, 0);
+ rc = env->close(env, 0);
+ return rc;
+}