Feature: performance test case
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liuxueli
@@ -1,13 +1,3 @@
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/*
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**********************************************************************************************
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* File: dns_decoder.h
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* Description: dns decoder api
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* Authors: Liu XueLi <liuxueli@geedgenetworks.com>
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* Date: 2024-02-07
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* Copyright: (c) Since 2022 Geedge Networks, Ltd. All rights reserved.
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***********************************************************************************************
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*/
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#pragma once
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#ifdef __cplusplus
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@@ -19,223 +9,11 @@ extern "C"
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#include <linux/limits.h>
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#include <stddef.h>
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#define DNS_MESSAGE_TOPIC "TOPIC_DNS"
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#define DNS_NAME_MAX (NAME_MAX + 1)
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// #define HINFO_NAME_MAX (40 + 1) /* https://www.ietf.org/rfc/rfc1010.txt */
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#define DNS_CLASS_UNKNOWN 0
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#define DNS_CLASS_IN 1
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#define DNS_CLASS_CS 2
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#define DNS_CLASS_CH 3
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#define DNS_CLASS_HS 4
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#define DNS_CLASS_ANY 255
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/* RR(resource record) type, defined in https://www.ietf.org/rfc/rfc1035.txt */
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enum dns_rr_type
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{
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DNS_RR_TYPE_A = 1,
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DNS_RR_TYPE_NS,
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DNS_RR_TYPE_MD, /* Obsolete - use MX, rfc973 */
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DNS_RR_TYPE_MF, /* Obsolete - use MX, rfc973 */
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DNS_RR_TYPE_CNAME,
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DNS_RR_TYPE_SOA,
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DNS_RR_TYPE_MB, /* EXPERIMENTAL, rfc883,rfc2505 */
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DNS_RR_TYPE_MG, /* EXPERIMENTAL, rfc883,rfc2505 */
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DNS_RR_TYPE_MR, /* EXPERIMENTAL, rfc883 */
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DNS_RR_TYPE_NULL, /* EXPERIMENTAL, rfc1035 */
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DNS_RR_TYPE_WKS, /* Not to be relied upon, rfc1123 */
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DNS_RR_TYPE_PTR,
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DNS_RR_TYPE_HINFO,
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DNS_RR_TYPE_MINFO,
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DNS_RR_TYPE_MX,
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DNS_RR_TYPE_TXT,
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DNS_RR_TYPE_RP,
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DNS_RR_TYPE_ISDN = 20,
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DNS_RR_TYPE_AAAA = 28, /* dns_ipv6 */
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DNS_RR_TYPE_SRV = 33,
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DNS_RR_TYPE_DNAME = 39,
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DNS_RR_TYPE_OPT = 41,
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DNS_RR_TYPE_DS = 43,
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DNS_RR_TYPE_RRSIG = 46,
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DNS_RR_TYPE_NSEC,
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DNS_RR_TYPE_DNSKEY,
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DNS_RR_TYPE_NSEC3 = 50,
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DNS_RR_TYPE_NSEC3PARAM,
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DNS_RR_TYPE_HTTPS = 65,
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DNS_RR_TYPE_AXFR = 252,
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DNS_RR_TYPE_MAILB,
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DNS_RR_TYPE_MAILA, /* Obsolete - see MX */
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DNS_RR_TYPE_ANY,
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DNS_RR_TYPE_DLV = 32769, /* DSNSEC Lokkaside Validation */
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DNS_RR_TYPE_UNKNOWN = 65534
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};
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struct dstring
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{
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size_t value_sz;
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uint8_t value[DNS_NAME_MAX];
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};
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struct rdata_hinfo
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{
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struct dstring os;
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struct dstring cpu;
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};
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struct rdata_minfo
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{
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struct dstring rmailbx;
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struct dstring emailbx;
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};
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struct rdata_mx
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{
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uint16_t preference;
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struct dstring exchange;
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};
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struct rdata_soa
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{
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struct dstring mname;
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struct dstring rname;
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uint32_t serial;
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uint32_t refresh;
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uint32_t retry;
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uint32_t expire;
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uint32_t minimum;
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};
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struct rdata_rp
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{
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struct dstring txt_rr;
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struct dstring mailbox;
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};
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struct rdata_wks
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{
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uint8_t protocol;
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uint32_t addr;
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uint32_t size;
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uint8_t *bitmap;
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};
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struct rdata_srv
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{
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uint16_t priority;
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uint16_t weight;
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uint16_t port;
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struct dstring target;
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};
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struct rdata_ds
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{
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uint16_t key_tag;
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uint8_t algo;
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uint8_t digest_type;
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uint32_t digest_len;
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uint8_t *digest;
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};
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struct rdata_rrsig
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{
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uint16_t type_covered;
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uint8_t algo;
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uint8_t labels;
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uint32_t original_ttl;
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uint32_t sig_expiration;
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uint32_t sig_inception;
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uint16_t key_tag;
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uint32_t signature_len;
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uint8_t *signature;
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struct dstring signer_name;
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};
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struct rdata_nsec
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{
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uint16_t maps_len;
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struct dstring next_domain;
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struct dstring type_bit_maps;
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};
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struct rdata_dnskey
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{
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uint16_t flags;
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uint8_t protocol;
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uint8_t algo;
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uint32_t public_key_len;
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uint8_t *public_key;
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};
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struct rdata_nsec3
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{
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uint8_t hash_algo;
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uint8_t flags;
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uint8_t salt_len;
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uint8_t hash_len;
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uint16_t iteration;
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uint16_t maps_len;
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uint8_t *salt_value;
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uint8_t *next_hash_owner;
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struct dstring type_bit_maps;
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};
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struct rdata_nsec3param
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{
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uint8_t hash_algo;
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uint8_t flags;
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uint8_t salt_len;
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uint16_t iteration;
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uint8_t *salt_value;
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};
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/* rr is short for resource record */
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struct dns_resource_record
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{
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struct dstring qname;
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enum dns_rr_type type;
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uint16_t rr_class;
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uint32_t ttl; /* 1byte: extended RCODE; 1byte: version; 2bytes: Z(upper bit) if type is OPT */
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uint16_t rdlength;
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union
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{
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struct dstring cname;
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struct dstring mb;
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struct dstring md;
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struct dstring mf;
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struct dstring mg;
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struct dstring mr;
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struct dstring ns;
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struct dstring ptr;
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struct dstring a;
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struct dstring aaaa;
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struct dstring dname;
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struct dstring isdn;
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struct dstring unknown;
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struct dstring txt;
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struct dstring null;
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struct rdata_hinfo hinfo;
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struct rdata_minfo minfo;
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struct rdata_mx mx;
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struct rdata_soa soa;
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struct rdata_rp rp;
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struct rdata_wks wks;
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struct rdata_srv srv;
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struct rdata_ds ds;
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struct rdata_rrsig rrsig;
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struct rdata_nsec nsec;
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struct rdata_dnskey dnskey;
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struct rdata_nsec3 nsec3;
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struct rdata_nsec3param nsec3param;
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struct dstring string;
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} rdata;
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};
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#define DNS_MESSAGE_TOPIC "TOPIC_DNS_MESSAGE"
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struct dns_message;
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struct dns_query_question;
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struct dns_resource_record;
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/*.
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First call DNS_MESSAGE_TRANSACTION_BEGIN to create the transaction,
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@@ -265,23 +43,22 @@ struct dns_flag
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uint8_t rcode:4;
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};
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struct dns_query_question
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{
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enum dns_rr_type qtype;
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uint16_t qclass;
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size_t qname_sz;
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uint8_t qname[DNS_NAME_MAX];
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};
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int32_t dns_message_transaction_index_get(struct dns_message *msg);
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int32_t dns_message_header_id_get(struct dns_message *msg);
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struct dns_flag *dns_message_header_flag_get0(struct dns_message *msg);
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void dns_message_question_get0(struct dns_message *msg, struct dns_query_question **question, uint16_t *n_question);
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void dns_message_query_question_get0(struct dns_message *msg, struct dns_query_question **question, uint16_t *n_question);
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const char *dns_query_question_qname_get0(struct dns_query_question *question);
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int32_t dns_query_question_qtype_get0(struct dns_query_question *question);
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int32_t dns_query_question_qclass_get0(struct dns_query_question *question);
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void dns_message_answer_resource_record_get0(struct dns_message *msg, struct dns_resource_record **answer_rr, uint16_t *n_answer_rr);
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void dns_message_authority_resource_record_get0(struct dns_message *msg, struct dns_resource_record **authority_rr, uint16_t *n_authority_rr);
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void dns_message_additional_resource_record_get0(struct dns_message *msg, struct dns_resource_record **additional_rr, uint16_t *n_additional_rr);
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const char *dns_resource_record_json_exporter(struct dns_resource_record *rr_array, uint16_t n_rr);
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#ifdef __cplusplus
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}
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#endif
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