From 06eaf7232e9a920468c0f8d74dcf2fe8b555501c Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 13 Apr 2024 14:24:36 +0200
Subject: Adding upstream version 1:10.11.6.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 plugin/debug_key_management/CMakeLists.txt         |   2 +
 .../debug_key_management_plugin.cc                 | 100 +++++++++++++++++++++
 2 files changed, 102 insertions(+)
 create mode 100644 plugin/debug_key_management/CMakeLists.txt
 create mode 100644 plugin/debug_key_management/debug_key_management_plugin.cc

(limited to 'plugin/debug_key_management')

diff --git a/plugin/debug_key_management/CMakeLists.txt b/plugin/debug_key_management/CMakeLists.txt
new file mode 100644
index 00000000..eeb8a3bf
--- /dev/null
+++ b/plugin/debug_key_management/CMakeLists.txt
@@ -0,0 +1,2 @@
+MYSQL_ADD_PLUGIN(DEBUG_KEY_MANAGEMENT debug_key_management_plugin.cc
+                 MODULE_ONLY COMPONENT Test)
diff --git a/plugin/debug_key_management/debug_key_management_plugin.cc b/plugin/debug_key_management/debug_key_management_plugin.cc
new file mode 100644
index 00000000..74ab3522
--- /dev/null
+++ b/plugin/debug_key_management/debug_key_management_plugin.cc
@@ -0,0 +1,100 @@
+/*
+  Copyright (c) 2015 MariaDB Corporation
+
+  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; version 2 of the License.
+
+  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, write to the Free Software
+  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335  USA */
+
+/**
+  Debug key management plugin.
+  It's used to debug the encryption code with a fixed keys that change
+  only on user request.
+
+  It does not support different key ids, the only valid key id is 1.
+
+  THIS IS AN EXAMPLE ONLY! ENCRYPTION KEYS ARE HARD-CODED AND *NOT* SECRET!
+  DO NOT USE THIS PLUGIN IN PRODUCTION! EVER!
+*/
+
+#include <my_global.h>
+#include <mysql/plugin_encryption.h>
+#include <string.h>
+#include <myisampack.h>
+
+#define KEY_SIZE 16
+
+static uint key_version;
+
+static MYSQL_SYSVAR_UINT(version, key_version, PLUGIN_VAR_RQCMDARG,
+  "Latest key version", NULL, NULL, 1, 0, UINT_MAX, 1);
+
+static struct st_mysql_sys_var* sysvars[] = {
+  MYSQL_SYSVAR(version),
+  NULL
+};
+
+static unsigned int get_latest_key_version(unsigned int keyid)
+{
+  if (keyid != 1)
+    return ENCRYPTION_KEY_VERSION_INVALID;
+
+  return key_version;
+}
+
+static unsigned int get_key(unsigned int keyid, unsigned int version,
+                            unsigned char* dstbuf, unsigned *buflen)
+{
+  if (keyid != 1)
+    return ENCRYPTION_KEY_VERSION_INVALID;
+
+  if (*buflen < KEY_SIZE)
+  {
+    *buflen= KEY_SIZE;
+    return ENCRYPTION_KEY_BUFFER_TOO_SMALL;
+  }
+  *buflen= KEY_SIZE;
+  if (!dstbuf)
+    return 0;
+
+  memset(dstbuf, 0, KEY_SIZE);
+  mi_int4store(dstbuf, version);
+  return 0;
+}
+
+struct st_mariadb_encryption debug_key_management_plugin= {
+  MariaDB_ENCRYPTION_INTERFACE_VERSION,
+  get_latest_key_version,
+  get_key,
+  // use default encrypt/decrypt functions
+  0, 0, 0, 0, 0
+};
+
+/*
+  Plugin library descriptor
+*/
+maria_declare_plugin(debug_key_management)
+{
+  MariaDB_ENCRYPTION_PLUGIN,
+  &debug_key_management_plugin,
+  "debug_key_management",
+  "Sergei Golubchik",
+  "Debug key management plugin",
+  PLUGIN_LICENSE_GPL,
+  NULL,
+  NULL,
+  0x0100,
+  NULL,
+  sysvars,
+  "1.0",
+  MariaDB_PLUGIN_MATURITY_EXPERIMENTAL
+}
+maria_declare_plugin_end;
-- 
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