Mister Spy Say ="Hello Kids ... :D"
 
 
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                | |\/| | / __| __/ _ \ '__|  `--. \ '_ \| | | |
                | |  | | \__ \ ||  __/ |    /\__/ / |_) | |_| |
                \_|  |_/_|___/\__\___|_|    \____/| .__/ \__, |
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                                       Bot Mister Spy V3

	

Mister Spy

/*
 * Copyright (C) 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 https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */

#ifndef NS_SERVER_H
#define NS_SERVER_H 1

/*! \file */

#include <inttypes.h>
#include <stdbool.h>

#include <isc/fuzz.h>
#include <isc/log.h>
#include <isc/magic.h>
#include <isc/quota.h>
#include <isc/random.h>
#include <isc/sockaddr.h>
#include <isc/types.h>

#include <dns/acl.h>
#include <dns/types.h>

#include <ns/types.h>

#define NS_EVENT_CLIENTCONTROL (ISC_EVENTCLASS_NS + 0)

#define NS_SERVER_LOGQUERIES   0x00000001U /*%< log queries */
#define NS_SERVER_NOAA	       0x00000002U /*%< -T noaa */
#define NS_SERVER_NOSOA	       0x00000004U /*%< -T nosoa */
#define NS_SERVER_NONEAREST    0x00000008U /*%< -T nonearest */
#define NS_SERVER_NOEDNS       0x00000020U /*%< -T noedns */
#define NS_SERVER_DROPEDNS     0x00000040U /*%< -T dropedns */
#define NS_SERVER_NOTCP	       0x00000080U /*%< -T notcp */
#define NS_SERVER_DISABLE4     0x00000100U /*%< -6 */
#define NS_SERVER_DISABLE6     0x00000200U /*%< -4 */
#define NS_SERVER_FIXEDLOCAL   0x00000400U /*%< -T fixedlocal */
#define NS_SERVER_SIGVALINSECS 0x00000800U /*%< -T sigvalinsecs */
#define NS_SERVER_EDNSFORMERR  0x00001000U /*%< -T ednsformerr (STD13) */
#define NS_SERVER_EDNSNOTIMP   0x00002000U /*%< -T ednsnotimp */
#define NS_SERVER_EDNSREFUSED  0x00004000U /*%< -T ednsrefused */

/*%
 * Type for callback function to get hostname.
 */
typedef isc_result_t (*ns_hostnamecb_t)(char *buf, size_t len);

/*%
 * Type for callback function to signal the fuzzer thread
 * when built with AFL.
 */
typedef void (*ns_fuzzcb_t)(void);

/*%
 * Type for callback function to get the view that can answer a query.
 */
typedef isc_result_t (*ns_matchview_t)(
	isc_netaddr_t *srcaddr, isc_netaddr_t *destaddr, dns_message_t *message,
	dns_aclenv_t *env, isc_result_t *sigresultp, dns_view_t **viewp);

/*%
 * Server context.
 */
struct ns_server {
	unsigned int magic;
	isc_mem_t	  *mctx;

	isc_refcount_t references;

	/*% Server cookie secret and algorithm */
	unsigned char	   secret[32];
	ns_cookiealg_t	   cookiealg;
	ns_altsecretlist_t altsecrets;
	bool		   answercookie;

	/*% Quotas */
	isc_quota_t recursionquota;
	isc_quota_t tcpquota;
	isc_quota_t xfroutquota;
	isc_quota_t updquota;

	/*% Test options and other configurables */
	uint32_t options;

	dns_acl_t	  *blackholeacl;
	dns_acl_t	  *keepresporder;
	uint16_t       udpsize;
	uint16_t       transfer_tcp_message_size;
	bool	       interface_auto;
	dns_tkeyctx_t *tkeyctx;

	/*% Server id for NSID */
	char	     *server_id;
	ns_hostnamecb_t gethostname;

	/*% Fuzzer callback */
	isc_fuzztype_t fuzztype;
	ns_fuzzcb_t    fuzznotify;

	/*% Callback to find a matching view for a query */
	ns_matchview_t matchingview;

	/*% Stats counters */
	ns_stats_t  *nsstats;
	dns_stats_t *rcvquerystats;
	dns_stats_t *opcodestats;
	dns_stats_t *rcodestats;

	isc_stats_t *udpinstats4;
	isc_stats_t *udpoutstats4;
	isc_stats_t *udpinstats6;
	isc_stats_t *udpoutstats6;

	isc_stats_t *tcpinstats4;
	isc_stats_t *tcpoutstats4;
	isc_stats_t *tcpinstats6;
	isc_stats_t *tcpoutstats6;
};

struct ns_altsecret {
	ISC_LINK(ns_altsecret_t) link;
	unsigned char secret[32];
};

isc_result_t
ns_server_create(isc_mem_t *mctx, ns_matchview_t matchingview,
		 ns_server_t **sctxp);
/*%<
 * Create a server context object with default settings.
 */

void
ns_server_attach(ns_server_t *src, ns_server_t **dest);
/*%<
 * Attach a server context.
 *
 * Requires:
 *\li	'src' is valid.
 */

void
ns_server_detach(ns_server_t **sctxp);
/*%<
 * Detach from a server context.  If its reference count drops to zero, destroy
 * it, freeing its memory.
 *
 * Requires:
 *\li	'*sctxp' is valid.
 * Ensures:
 *\li	'*sctxp' is NULL on return.
 */

isc_result_t
ns_server_setserverid(ns_server_t *sctx, const char *serverid);
/*%<
 * Set sctx->server_id to 'serverid'. If it was set previously, free the memory.
 *
 * Requires:
 *\li	'sctx' is valid.
 */

void
ns_server_setoption(ns_server_t *sctx, unsigned int option, bool value);
/*%<
 *	Set the given options on (if 'value' == #true)
 *	or off (if 'value' == #false).
 *
 * Requires:
 *\li	'sctx' is valid
 */

bool
ns_server_getoption(ns_server_t *sctx, unsigned int option);
/*%<
 *	Returns the current value of the specified server option.
 *
 * Requires:
 *\li	'sctx' is valid.
 */
#endif /* NS_SERVER_H */