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File Content: `context.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 http://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */


#ifndef IRS_CONTEXT_H
#define IRS_CONTEXT_H 1

/*! \file
 *
 * \brief
 * The IRS context module provides an abstract interface to the DNS library
 * with an application.  An IRS context object initializes and holds various
 * resources used in the DNS library.
 */

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

ISC_LANG_BEGINDECLS

isc_result_t
irs_context_create(irs_context_t **contextp);
/*%<
 * Create an IRS context.  It internally initializes the ISC and DNS libraries
 * (if not yet), creates a DNS client object and initializes the client using
 * the configuration files parsed via the 'resconf' and 'dnsconf' IRS modules.
 * Some of the internally initialized objects can be used by the application
 * via irs_context_getxxx() functions (see below).
 *
 * Requires:
 *
 *\li	contextp != NULL && *contextp == NULL.
 */

isc_result_t
irs_context_get(irs_context_t **contextp);
/*%<
 * Return an IRS context for the calling thread.  If no IRS context is
 * associated to the thread, this function creates a new one by calling
 * irs_context_create(), and associates it with the thread as a thread specific
 * data value.  This function is provided for standard libraries that are
 * expected to be thread-safe but do not accept an appropriate IRS context
 * as a library parameter, e.g., getaddrinfo().
 *
 * Requires:
 *
 *\li	contextp != NULL && *contextp == NULL.
 */

void
irs_context_destroy(irs_context_t **contextp);
/*%<
 * Destroy an IRS context.
 *
 * Requires:
 *
 *\li	'*contextp' is a valid IRS context.
 *
 * Ensures:
 *\li	'*contextp' == NULL.
 */

isc_mem_t *
irs_context_getmctx(irs_context_t *context);
/*%<
 * Return the memory context held in the context.
 *
 * Requires:
 *
 *\li	'context' is a valid IRS context.
 */

isc_appctx_t *
irs_context_getappctx(irs_context_t *context);
/*%<
 * Return the application context held in the context.
 *
 * Requires:
 *
 *\li	'context' is a valid IRS context.
 */

isc_taskmgr_t *
irs_context_gettaskmgr(irs_context_t *context);
/*%<
 * Return the task manager held in the context.
 *
 * Requires:
 *
 *\li	'context' is a valid IRS context.
 */

isc_timermgr_t *
irs_context_gettimermgr(irs_context_t *context);
/*%<
 * Return the timer manager held in the context.
 *
 * Requires:
 *
 *\li	'context' is a valid IRS context.
 */

isc_task_t *
irs_context_gettask(irs_context_t *context);
/*%<
 * Return the task object held in the context.
 *
 * Requires:
 *
 *\li	'context' is a valid IRS context.
 */

dns_client_t *
irs_context_getdnsclient(irs_context_t *context);
/*%<
 * Return the DNS client object held in the context.
 *
 * Requires:
 *
 *\li	'context' is a valid IRS context.
 */

irs_resconf_t *
irs_context_getresconf(irs_context_t *context);
/*%<
 * Return the resolver configuration object held in the context.
 *
 * Requires:
 *
 *\li	'context' is a valid IRS context.
 */

irs_dnsconf_t *
irs_context_getdnsconf(irs_context_t *context);
/*%<
 * Return the advanced DNS configuration object held in the context.
 *
 * Requires:
 *
 *\li	'context' is a valid IRS context.
 */

ISC_LANG_ENDDECLS

#endif /* IRS_CONTEXT_H */
Name	Size	Permission
context.h	3497 bytes	0644
dnsconf.h	2263 bytes	0644
netdb.h	6030 bytes	0644
platform.h	833 bytes	0644
resconf.h	2705 bytes	0644
types.h	770 bytes	0644
version.h	674 bytes	0644
File Content: context.h

File Content: `context.h`
