1 files changed, 131 insertions, 0 deletions
diff --git a/lib/isccc/include/isccc/cc.h b/lib/isccc/include/isccc/cc.h
new file mode 100644
index 0000000..f597276
--- /dev/null
+++ b/lib/isccc/include/isccc/cc.h
@@ -0,0 +1,131 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0 AND 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 https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+/*
+ * Copyright (C) 2001 Nominum, Inc.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND ISC AND NOMINUM DISCLAIMS ALL
+ * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#pragma once
+
+/*! \file isccc/cc.h */
+
+#include <inttypes.h>
+#include <stdbool.h>
+
+#include <isc/buffer.h>
+#include <isc/lang.h>
+
+#include <dst/dst.h>
+#include <isccc/types.h>
+
+ISC_LANG_BEGINDECLS
+
+/*%
+ * The HMAC algorithms supported by isccc_cc_fromwire and
+ * isccc_cc_towire as implemented in DST.
+ */
+#define ISCCC_ALG_UNKNOWN    0
+#define ISCCC_ALG_HMACMD5    DST_ALG_HMACMD5
+#define ISCCC_ALG_HMACSHA1   DST_ALG_HMACSHA1
+#define ISCCC_ALG_HMACSHA224 DST_ALG_HMACSHA224
+#define ISCCC_ALG_HMACSHA256 DST_ALG_HMACSHA256
+#define ISCCC_ALG_HMACSHA384 DST_ALG_HMACSHA384
+#define ISCCC_ALG_HMACSHA512 DST_ALG_HMACSHA512
+
+/*% Maximum Datagram Package */
+#define ISCCC_CC_MAXDGRAMPACKET 4096
+
+/*% Message Type String */
+#define ISCCC_CCMSGTYPE_STRING 0x00
+/*% Message Type Binary Data */
+#define ISCCC_CCMSGTYPE_BINARYDATA 0x01
+/*% Message Type Table */
+#define ISCCC_CCMSGTYPE_TABLE 0x02
+/*% Message Type List */
+#define ISCCC_CCMSGTYPE_LIST 0x03
+
+/*% Send to Wire */
+isc_result_t
+isccc_cc_towire(isccc_sexpr_t *alist, isc_buffer_t **buffer, uint32_t algorithm,
+		isccc_region_t *secret);
+
+/*% Get From Wire */
+isc_result_t
+isccc_cc_fromwire(isccc_region_t *source, isccc_sexpr_t **alistp,
+		  uint32_t algorithm, isccc_region_t *secret);
+
+/*% Create Message */
+isc_result_t
+isccc_cc_createmessage(uint32_t version, const char *from, const char *to,
+		       uint32_t serial, isccc_time_t now, isccc_time_t expires,
+		       isccc_sexpr_t **alistp);
+
+/*% Create Acknowledgment */
+isc_result_t
+isccc_cc_createack(isccc_sexpr_t *message, bool ok, isccc_sexpr_t **ackp);
+
+/*% Is Ack? */
+bool
+isccc_cc_isack(isccc_sexpr_t *message);
+
+/*% Is Reply? */
+bool
+isccc_cc_isreply(isccc_sexpr_t *message);
+
+/*% Create Response */
+isc_result_t
+isccc_cc_createresponse(isccc_sexpr_t *message, isccc_time_t now,
+			isccc_time_t expires, isccc_sexpr_t **alistp);
+
+/*% Define String */
+isccc_sexpr_t *
+isccc_cc_definestring(isccc_sexpr_t *alist, const char *key, const char *str);
+
+/*% Define uint 32 */
+isccc_sexpr_t *
+isccc_cc_defineuint32(isccc_sexpr_t *alist, const char *key, uint32_t i);
+
+/*% Lookup String */
+isc_result_t
+isccc_cc_lookupstring(isccc_sexpr_t *alist, const char *key, char **strp);
+
+/*% Lookup uint 32 */
+isc_result_t
+isccc_cc_lookupuint32(isccc_sexpr_t *alist, const char *key, uint32_t *uintp);
+
+/*% Create Symbol Table */
+isc_result_t
+isccc_cc_createsymtab(isccc_symtab_t **symtabp);
+
+/*% Clean up Symbol Table */
+void
+isccc_cc_cleansymtab(isccc_symtab_t *symtab, isccc_time_t now);
+
+/*% Check for Duplicates */
+isc_result_t
+isccc_cc_checkdup(isccc_symtab_t *symtab, isccc_sexpr_t *message,
+		  isccc_time_t now);
+
+ISC_LANG_ENDDECLS