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Diffstat (limited to 'contrib/bind9/lib/isc/include/isc/quota.h')
| -rw-r--r-- | contrib/bind9/lib/isc/include/isc/quota.h | 119 |
1 files changed, 0 insertions, 119 deletions
diff --git a/contrib/bind9/lib/isc/include/isc/quota.h b/contrib/bind9/lib/isc/include/isc/quota.h deleted file mode 100644 index 7b0d0d9..0000000 --- a/contrib/bind9/lib/isc/include/isc/quota.h +++ /dev/null @@ -1,119 +0,0 @@ -/* - * Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC") - * Copyright (C) 2000, 2001 Internet Software Consortium. - * - * 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 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. - */ - -/* $Id: quota.h,v 1.16 2007/06/19 23:47:18 tbox Exp $ */ - -#ifndef ISC_QUOTA_H -#define ISC_QUOTA_H 1 - -/***** - ***** Module Info - *****/ - -/*! \file isc/quota.h - * - * \brief The isc_quota_t object is a simple helper object for implementing - * quotas on things like the number of simultaneous connections to - * a server. It keeps track of the amount of quota in use, and - * encapsulates the locking necessary to allow multiple tasks to - * share a quota. - */ - -/*** - *** Imports. - ***/ - -#include <isc/lang.h> -#include <isc/mutex.h> -#include <isc/types.h> - -/***** - ***** Types. - *****/ - -ISC_LANG_BEGINDECLS - -/*% isc_quota structure */ -struct isc_quota { - isc_mutex_t lock; /*%< Locked by lock. */ - int max; - int used; - int soft; -}; - -isc_result_t -isc_quota_init(isc_quota_t *quota, int max); -/*%< - * Initialize a quota object. - * - * Returns: - * ISC_R_SUCCESS - * Other error Lock creation failed. - */ - -void -isc_quota_destroy(isc_quota_t *quota); -/*%< - * Destroy a quota object. - */ - -void -isc_quota_soft(isc_quota_t *quota, int soft); -/*%< - * Set a soft quota. - */ - -void -isc_quota_max(isc_quota_t *quota, int max); -/*%< - * Re-set a maximum quota. - */ - -isc_result_t -isc_quota_reserve(isc_quota_t *quota); -/*%< - * Attempt to reserve one unit of 'quota'. - * - * Returns: - * \li #ISC_R_SUCCESS Success - * \li #ISC_R_SOFTQUOTA Success soft quota reached - * \li #ISC_R_QUOTA Quota is full - */ - -void -isc_quota_release(isc_quota_t *quota); -/*%< - * Release one unit of quota. - */ - -isc_result_t -isc_quota_attach(isc_quota_t *quota, isc_quota_t **p); -/*%< - * Like isc_quota_reserve, and also attaches '*p' to the - * quota if successful (ISC_R_SUCCESS or ISC_R_SOFTQUOTA). - */ - -void -isc_quota_detach(isc_quota_t **p); -/*%< - * Like isc_quota_release, and also detaches '*p' from the - * quota. - */ - -ISC_LANG_ENDDECLS - -#endif /* ISC_QUOTA_H */ |
