From 8daa83a594a2e98f39d764422bfbdbc62c9efd44 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 19:20:00 +0200
Subject: Adding upstream version 2:4.20.0+dfsg.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 source3/utils/net_tdb.c | 105 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 105 insertions(+)
 create mode 100644 source3/utils/net_tdb.c

(limited to 'source3/utils/net_tdb.c')

diff --git a/source3/utils/net_tdb.c b/source3/utils/net_tdb.c
new file mode 100644
index 0000000..29585eb
--- /dev/null
+++ b/source3/utils/net_tdb.c
@@ -0,0 +1,105 @@
+/*
+ * Samba Unix/Linux client library
+ * net tdb commands to query tdb record information
+ * Copyright (C) 2016, 2017 Christof Schmitt <cs@samba.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "includes.h"
+#include "utils/net.h"
+#include "locking/share_mode_lock.h"
+#include "locking/proto.h"
+#include "librpc/gen_ndr/open_files.h"
+#include "librpc/gen_ndr/ndr_open_files.h"
+
+static int net_tdb_locking(struct net_context *c, int argc, const char **argv)
+{
+	TALLOC_CTX *mem_ctx = talloc_stackframe();
+	struct share_mode_lock *lock;
+	DATA_BLOB blob = { .data = NULL };
+	struct file_id id = { .inode = 0 };
+	int ret = -1;
+	bool ok;
+
+	if (argc < 1) {
+		d_printf("Usage: net tdb locking <key> [ dump ]\n");
+		goto out;
+	}
+
+	ok = locking_init_readonly();
+	if (!ok) {
+		d_printf("locking_init_readonly failed\n");
+		goto out;
+	}
+
+	blob = strhex_to_data_blob(mem_ctx, argv[0]);
+	if (blob.length != sizeof(struct file_id)) {
+		d_printf("Invalid length %zu of key, expected %zu\n",
+			 blob.length,
+			 sizeof(struct file_id));
+		goto out;
+	}
+
+	memcpy(&id, blob.data, blob.length);
+
+	lock = fetch_share_mode_unlocked(mem_ctx, id);
+	if (lock == NULL) {
+		d_printf("Record with key %s not found.\n", argv[1]);
+		goto out;
+	}
+
+	if (argc == 2 && strequal(argv[1], "dump")) {
+		char *dump = share_mode_data_dump(mem_ctx, lock);
+		d_printf("%s\n", dump);
+		TALLOC_FREE(dump);
+	} else {
+		NTSTATUS status;
+		size_t num_share_modes = 0;
+
+		status = share_mode_count_entries(id, &num_share_modes);
+		if (!NT_STATUS_IS_OK(status)) {
+			d_fprintf(stderr,
+				  "Could not count share entries: %s\n",
+				  nt_errstr(status));
+			goto out;
+		}
+
+		d_printf("Share path:            %s\n",
+			 share_mode_servicepath(lock));
+		d_printf("Name:                  %s\n",
+			 share_mode_filename(mem_ctx, lock));
+		d_printf("Number of share modes: %zu\n", num_share_modes);
+	}
+
+	ret = 0;
+out:
+	TALLOC_FREE(mem_ctx);
+	return ret;
+}
+
+int net_tdb(struct net_context *c, int argc, const char **argv)
+{
+	struct functable func[] = {
+		{ "locking",
+		  net_tdb_locking,
+		  NET_TRANSPORT_LOCAL,
+		  N_("Show information for a record in locking.tdb"),
+		  N_("net tdb locking <key>")
+		},
+		{NULL, NULL, 0, NULL, NULL}
+	};
+
+	return net_run_function(c, argc, argv, "net tdb", func);
+}
-- 
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