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?? acl.h(7.07 KB)
?? adb.h(22.07 KB)
?? badcache.h(3.29 KB)
?? bit.h(807 B)
?? byaddr.h(3.91 KB)
?? cache.h(8.44 KB)
?? callbacks.h(2.22 KB)
?? catz.h(11.56 KB)
?? cert.h(1.43 KB)
?? client.h(21.53 KB)
?? clientinfo.h(1.96 KB)
?? compress.h(6.49 KB)
?? db.h(45.96 KB)
?? dbiterator.h(7.25 KB)
?? dbtable.h(3.09 KB)
?? diff.h(6.82 KB)
?? dispatch.h(16.04 KB)
?? dlz.h(10.37 KB)
?? dlz_dlopen.h(4.57 KB)
?? dns64.h(5.5 KB)
?? dnssec.h(11.83 KB)
?? dnstap.h(9.14 KB)
?? ds.h(1.2 KB)
?? dsdigest.h(1.68 KB)
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?? edns.h(722 B)
?? enumclass.h(1.19 KB)
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?? keydata.h(1.03 KB)
?? keyflags.h(1.25 KB)
?? keytable.h(9.24 KB)
?? keyvalues.h(4.06 KB)
?? lib.h(1.16 KB)
?? log.h(3.87 KB)
?? lookup.h(2.86 KB)
?? master.h(11.02 KB)
?? masterdump.h(12.35 KB)
?? message.h(38.11 KB)
?? name.h(36.25 KB)
?? ncache.h(4.81 KB)
?? nsec.h(2.86 KB)
?? nsec3.h(7.84 KB)
?? nta.h(4.44 KB)
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?? secalg.h(1.67 KB)
?? secproto.h(1.52 KB)
?? soa.h(2.13 KB)
?? ssu.h(8.11 KB)
?? stats.h(13.14 KB)
?? tcpmsg.h(3.07 KB)
?? time.h(1.66 KB)
?? timer.h(1.03 KB)
?? tkey.h(7.45 KB)
?? tsec.h(2.88 KB)
?? tsig.h(8.19 KB)
?? ttl.h(1.9 KB)
?? types.h(13.83 KB)
?? update.h(1.61 KB)
?? validator.h(6.99 KB)
?? version.h(868 B)
?? view.h(34.45 KB)
?? xfrin.h(2.86 KB)
?? zone.h(59.44 KB)
?? zonekey.h(777 B)
?? zt.h(5.43 KB)

Editing: tcpmsg.h

/*
 * 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 DNS_TCPMSG_H
#define DNS_TCPMSG_H 1

/*! \file dns/tcpmsg.h */

#include <inttypes.h>

#include <isc/buffer.h>
#include <isc/lang.h>
#include <isc/socket.h>

typedef struct dns_tcpmsg {
	/* private (don't touch!) */
	unsigned int		magic;
	uint16_t		size;
	isc_buffer_t		buffer;
	unsigned int		maxsize;
	isc_mem_t	       *mctx;
	isc_socket_t	       *sock;
	isc_task_t	       *task;
	isc_taskaction_t	action;
	void		       *arg;
	isc_event_t		event;
	/* public (read-only) */
	isc_result_t		result;
	isc_sockaddr_t		address;
} dns_tcpmsg_t;

ISC_LANG_BEGINDECLS

void
dns_tcpmsg_init(isc_mem_t *mctx, isc_socket_t *sock, dns_tcpmsg_t *tcpmsg);
/*%<
 * Associate a tcp message state with a given memory context and
 * TCP socket.
 *
 * Requires:
 *
 *\li	"mctx" and "sock" be non-NULL and valid types.
 *
 *\li	"sock" be a read/write TCP socket.
 *
 *\li	"tcpmsg" be non-NULL and an uninitialized or invalidated structure.
 *
 * Ensures:
 *
 *\li	"tcpmsg" is a valid structure.
 */

void
dns_tcpmsg_setmaxsize(dns_tcpmsg_t *tcpmsg, unsigned int maxsize);
/*%<
 * Set the maximum packet size to "maxsize"
 *
 * Requires:
 *
 *\li	"tcpmsg" be valid.
 *
 *\li	512 <= "maxsize" <= 65536
 */

isc_result_t
dns_tcpmsg_readmessage(dns_tcpmsg_t *tcpmsg,
		       isc_task_t *task, isc_taskaction_t action, void *arg);
/*%<
 * Schedule an event to be delivered when a DNS message is readable, or
 * when an error occurs on the socket.
 *
 * Requires:
 *
 *\li	"tcpmsg" be valid.
 *
 *\li	"task", "taskaction", and "arg" be valid.
 *
 * Returns:
 *
 *\li	ISC_R_SUCCESS		-- no error
 *\li	Anything that the isc_socket_recv() call can return.  XXXMLG
 *
 * Notes:
 *
 *\li	The event delivered is a fully generic event.  It will contain no
 *	actual data.  The sender will be a pointer to the dns_tcpmsg_t.
 *	The result code inside that structure should be checked to see
 *	what the final result was.
 */

void
dns_tcpmsg_cancelread(dns_tcpmsg_t *tcpmsg);
/*%<
 * Cancel a readmessage() call.  The event will still be posted with a
 * CANCELED result code.
 *
 * Requires:
 *
 *\li	"tcpmsg" be valid.
 */

void
dns_tcpmsg_keepbuffer(dns_tcpmsg_t *tcpmsg, isc_buffer_t *buffer);
/*%<
 * If a dns buffer is to be kept between calls, this function marks the
 * internal state-machine buffer as invalid, and copies all the contents
 * of the state into "buffer".
 *
 * Requires:
 *
 *\li	"tcpmsg" be valid.
 *
 *\li	"buffer" be non-NULL.
 */

void
dns_tcpmsg_invalidate(dns_tcpmsg_t *tcpmsg);
/*%<
 * Clean up all allocated state, and invalidate the structure.
 *
 * Requires:
 *
 *\li	"tcpmsg" be valid.
 *
 * Ensures:
 *
 *\li	"tcpmsg" is invalidated and disassociated with all memory contexts,
 *	sockets, etc.
 */

ISC_LANG_ENDDECLS

#endif /* DNS_TCPMSG_H */

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Editing: tcpmsg.h

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