1 files changed, 90 insertions, 0 deletions
diff --git a/src/lib/config_backend/constants.h b/src/lib/config_backend/constants.h
new file mode 100644
index 0000000..b869a03
--- /dev/null
+++ b/src/lib/config_backend/constants.h
@@ -0,0 +1,90 @@
+// Copyright (C) 2018-2023 Internet Systems Consortium, Inc. ("ISC")
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+#ifndef CONFIG_BACKEND_CONSTANTS_H
+#define CONFIG_BACKEND_CONSTANTS_H
+
+namespace isc {
+namespace cb {
+
+/// @name Constants specifying output buffer lengths.
+///
+/// Config backends create buffers of these sizes to store
+/// fetched variable length data in them.
+///
+//@{
+constexpr unsigned long SUBNET4_PREFIX_BUF_LENGTH = 32;
+
+constexpr unsigned long SUBNET6_PREFIX_BUF_LENGTH = 64;
+
+constexpr unsigned long POOL_ADDRESS6_BUF_LENGTH = 45;
+
+constexpr unsigned long DHCP4O6_INTERFACE_BUF_LENGTH = 128;
+
+constexpr unsigned long DHCP4O6_INTERFACE_ID_BUF_LENGTH = 128;
+
+constexpr unsigned long DHCP4O6_SUBNET_BUF_LENGTH = 64;
+
+constexpr unsigned long BOOT_FILE_NAME_BUF_LENGTH = 512;
+
+constexpr unsigned long CLIENT_CLASS_BUF_LENGTH = 128;
+
+constexpr unsigned long INTERFACE_BUF_LENGTH = 128;
+
+constexpr unsigned long INTERFACE_ID_BUF_LENGTH = 128;
+
+constexpr unsigned long RELAY_BUF_LENGTH = 65536;
+
+constexpr unsigned long REQUIRE_CLIENT_CLASSES_BUF_LENGTH = 65536;
+
+constexpr unsigned long SERVER_HOSTNAME_BUF_LENGTH = 512;
+
+constexpr unsigned long SHARED_NETWORK_NAME_BUF_LENGTH = 128;
+
+constexpr unsigned long USER_CONTEXT_BUF_LENGTH = 65536;
+
+constexpr unsigned long OPTION_VALUE_BUF_LENGTH = 65536;
+
+constexpr unsigned long FORMATTED_OPTION_VALUE_BUF_LENGTH = 8192;
+
+constexpr unsigned long OPTION_SPACE_BUF_LENGTH = 128;
+
+constexpr unsigned long OPTION_NAME_BUF_LENGTH = 128;
+
+constexpr unsigned long OPTION_ENCAPSULATE_BUF_LENGTH = 128;
+
+constexpr unsigned long OPTION_RECORD_TYPES_BUF_LENGTH = 512;
+
+constexpr unsigned long GLOBAL_PARAMETER_NAME_BUF_LENGTH = 128;
+
+constexpr unsigned long GLOBAL_PARAMETER_VALUE_BUF_LENGTH = 65536;
+
+constexpr unsigned long CLIENT_CLASS_NAME_BUF_LENGTH = 128;
+
+constexpr unsigned long CLIENT_CLASS_TEST_BUF_LENGTH = 2048;
+
+constexpr unsigned long CLIENT_CLASS_SNAME_BUF_LENGTH = 128;
+
+constexpr unsigned long CLIENT_CLASS_FILENAME_BUF_LENGTH = 512;
+
+constexpr unsigned long AUDIT_ENTRY_OBJECT_TYPE_BUF_LENGTH = 256;
+
+constexpr unsigned long AUDIT_ENTRY_LOG_MESSAGE_BUF_LENGTH = 65536;
+
+constexpr unsigned long SERVER_TAG_BUF_LENGTH = 64;
+
+constexpr unsigned long SERVER_DESCRIPTION_BUF_LENGTH = 65536;
+
+constexpr unsigned long DNS_NAME_BUF_LENGTH = 255;
+
+constexpr unsigned long ALLOCATOR_TYPE_BUF_LENGTH = 64;
+
+//*}
+
+} // end of namespace isc::cb
+} // end of namespace isc
+
+#endif