From b750101eb236130cf056c675997decbac904cc49 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 17:35:18 +0200 Subject: Adding upstream version 252.22. Signed-off-by: Daniel Baumann --- src/resolve/resolved-dns-cache.h | 57 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 src/resolve/resolved-dns-cache.h (limited to 'src/resolve/resolved-dns-cache.h') diff --git a/src/resolve/resolved-dns-cache.h b/src/resolve/resolved-dns-cache.h new file mode 100644 index 0000000..42e744a --- /dev/null +++ b/src/resolve/resolved-dns-cache.h @@ -0,0 +1,57 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ +#pragma once + +#include "hashmap.h" +#include "list.h" +#include "prioq.h" +#include "resolve-util.h" +#include "resolved-dns-dnssec.h" +#include "time-util.h" + +typedef struct DnsCache { + Hashmap *by_key; + Prioq *by_expiry; + unsigned n_hit; + unsigned n_miss; +} DnsCache; + +#include "resolved-dns-answer.h" +#include "resolved-dns-packet.h" +#include "resolved-dns-question.h" +#include "resolved-dns-rr.h" + +void dns_cache_flush(DnsCache *c); +void dns_cache_prune(DnsCache *c); + +int dns_cache_put( + DnsCache *c, + DnsCacheMode cache_mode, + DnsProtocol protocol, + DnsResourceKey *key, + int rcode, + DnsAnswer *answer, + DnsPacket *full_packet, + uint64_t query_flags, + DnssecResult dnssec_result, + uint32_t nsec_ttl, + int owner_family, + const union in_addr_union *owner_address); + +int dns_cache_lookup( + DnsCache *c, + DnsResourceKey *key, + uint64_t query_flags, + int *ret_rcode, + DnsAnswer **ret_answer, + DnsPacket **ret_full_packet, + uint64_t *ret_query_flags, + DnssecResult *ret_dnssec_result); + +int dns_cache_check_conflicts(DnsCache *cache, DnsResourceRecord *rr, int owner_family, const union in_addr_union *owner_address); + +void dns_cache_dump(DnsCache *cache, FILE *f); +bool dns_cache_is_empty(DnsCache *cache); + +unsigned dns_cache_size(DnsCache *cache); + +int dns_cache_export_shared_to_packet(DnsCache *cache, DnsPacket *p, usec_t ts, unsigned max_rr); -- cgit v1.2.3