summaryrefslogtreecommitdiffstats
path: root/third_party/rust/lmdb-rkv-sys/lmdb/libraries/liblmdb/sample-mdb.txt
diff options
context:
space:
mode:
Diffstat (limited to 'third_party/rust/lmdb-rkv-sys/lmdb/libraries/liblmdb/sample-mdb.txt')
-rw-r--r--third_party/rust/lmdb-rkv-sys/lmdb/libraries/liblmdb/sample-mdb.txt62
1 files changed, 62 insertions, 0 deletions
diff --git a/third_party/rust/lmdb-rkv-sys/lmdb/libraries/liblmdb/sample-mdb.txt b/third_party/rust/lmdb-rkv-sys/lmdb/libraries/liblmdb/sample-mdb.txt
new file mode 100644
index 0000000000..1d20ed3d02
--- /dev/null
+++ b/third_party/rust/lmdb-rkv-sys/lmdb/libraries/liblmdb/sample-mdb.txt
@@ -0,0 +1,62 @@
+/* sample-mdb.txt - MDB toy/sample
+ *
+ * Do a line-by-line comparison of this and sample-bdb.txt
+ */
+/*
+ * Copyright 2012-2018 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 "lmdb.h"
+
+int main(int argc,char * argv[])
+{
+ int rc;
+ MDB_env *env;
+ MDB_dbi dbi;
+ MDB_val key, data;
+ MDB_txn *txn;
+ MDB_cursor *cursor;
+ char sval[32];
+
+ /* Note: Most error checking omitted for simplicity */
+
+ rc = mdb_env_create(&env);
+ rc = mdb_env_open(env, "./testdb", 0, 0664);
+ rc = mdb_txn_begin(env, NULL, 0, &txn);
+ rc = mdb_dbi_open(txn, NULL, 0, &dbi);
+
+ key.mv_size = sizeof(int);
+ key.mv_data = sval;
+ data.mv_size = sizeof(sval);
+ data.mv_data = sval;
+
+ sprintf(sval, "%03x %d foo bar", 32, 3141592);
+ rc = mdb_put(txn, dbi, &key, &data, 0);
+ rc = mdb_txn_commit(txn);
+ if (rc) {
+ fprintf(stderr, "mdb_txn_commit: (%d) %s\n", rc, mdb_strerror(rc));
+ goto leave;
+ }
+ rc = mdb_txn_begin(env, NULL, MDB_RDONLY, &txn);
+ rc = mdb_cursor_open(txn, dbi, &cursor);
+ while ((rc = mdb_cursor_get(cursor, &key, &data, MDB_NEXT)) == 0) {
+ printf("key: %p %.*s, data: %p %.*s\n",
+ key.mv_data, (int) key.mv_size, (char *) key.mv_data,
+ data.mv_data, (int) data.mv_size, (char *) data.mv_data);
+ }
+ mdb_cursor_close(cursor);
+ mdb_txn_abort(txn);
+leave:
+ mdb_dbi_close(env, dbi);
+ mdb_env_close(env);
+ return 0;
+}