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/*------------------------------------------------------------------------------
*
* Copyright (c) 2011-2017, EURid. All rights reserved.
* The YADIFA TM software product is provided under the BSD 3-clause license:
* 
* Redistribution and use in source and binary forms, with or without 
* modification, are permitted provided that the following conditions
* are met:
*
*        * Redistributions of source code must retain the above copyright 
*          notice, this list of conditions and the following disclaimer.
*        * Redistributions in binary form must reproduce the above copyright 
*          notice, this list of conditions and the following disclaimer in the 
*          documentation and/or other materials provided with the distribution.
*        * Neither the name of EURid nor the names of its contributors may be 
*          used to endorse or promote products derived from this software 
*          without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*------------------------------------------------------------------------------
*
*/

#pragma once
#include <dnsdb/nsec3.h>

struct nsec3_forall_label_s;

typedef ya_result nsec3_forall_label_callback(struct nsec3_forall_label_s*);

struct nsec3_forall_label_s
{
    zdb_zone* zone;
    nsec3_forall_label_callback *callback;
    void *callback_args;    // 4 callback
    s32 label_stack_level;
    s32 name_len;
    s32 origin_len;
    unsigned int callback_need_fqdn:1,nsec3_covered:1,optout:1,can_ignore_signatures:1;
    s8 chain_index;
    u8 zone_lock_owner;     // typically: read
    u8 zone_reserved_owner; // typically: write
    bool last_call;
    zdb_rr_label *label_stack[128];
    u8 name[2 + MAX_DOMAIN_LENGTH];
};

typedef struct nsec3_forall_label_s nsec3_forall_label_s;

static inline zdb_rr_label* nsec3_forall_label_get_label(nsec3_forall_label_s *ctx)
{
    return ctx->label_stack[ctx->label_stack_level];
}

/**
 * This function goes through all the nsec3 database, ie: for updating/creating an nsec3param chain.
 * This is meant to be used in a background thread.
 */

void nsec3_forall_label(zdb_zone *zone, s8 chain_index, bool callback_need_fqdn, bool opt_out, bool can_ignore_signatures, u8 lock_owner, u8 reserved_owner, nsec3_forall_label_callback *callback, void *callback_args);