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Merge pull request #30661 from rpigott/resolved-https-record
[thirdparty/systemd.git] / src / resolve / resolved-dns-packet.h
diff --git a/src/resolve/resolved-dns-packet.h b/src/resolve/resolved-dns-packet.h
index 96e020a45cf1baca0b9f0d76f9d01a007610fb66..393b7b2364a5b5bcedf2929b974f61823e47f9f0 100644 (file)
--- a/src/resolve/resolved-dns-packet.h
+++ b/src/resolve/resolved-dns-packet.h
@@ -253,94 +253,100 @@ int dns_packet_extract(DnsPacket *p);
 
 bool dns_packet_equal(const DnsPacket *a, const DnsPacket *b);
 
-int dns_packet_ede_rcode(DnsPacket *p, char **ret_ede_msg);
+int dns_packet_ede_rcode(DnsPacket *p, int *ret_ede_rcode, char **ret_ede_msg);
 bool dns_ede_rcode_is_dnssec(int ede_rcode);
 int dns_packet_has_nsid_request(DnsPacket *p);
 
 /* https://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml#dns-parameters-6 */
 enum {
-        DNS_RCODE_SUCCESS = 0,
-        DNS_RCODE_FORMERR = 1,
-        DNS_RCODE_SERVFAIL = 2,
-        DNS_RCODE_NXDOMAIN = 3,
-        DNS_RCODE_NOTIMP = 4,
-        DNS_RCODE_REFUSED = 5,
-        DNS_RCODE_YXDOMAIN = 6,
-        DNS_RCODE_YXRRSET = 7,
-        DNS_RCODE_NXRRSET = 8,
-        DNS_RCODE_NOTAUTH = 9,
-        DNS_RCODE_NOTZONE = 10,
-        DNS_RCODE_BADVERS = 16,
-        DNS_RCODE_BADSIG = 16, /* duplicate value! */
-        DNS_RCODE_BADKEY = 17,
-        DNS_RCODE_BADTIME = 18,
-        DNS_RCODE_BADMODE = 19,
-        DNS_RCODE_BADNAME = 20,
-        DNS_RCODE_BADALG = 21,
-        DNS_RCODE_BADTRUNC = 22,
-        DNS_RCODE_BADCOOKIE = 23,
+        DNS_RCODE_SUCCESS       = 0,
+        DNS_RCODE_FORMERR       = 1,
+        DNS_RCODE_SERVFAIL      = 2,
+        DNS_RCODE_NXDOMAIN      = 3,
+        DNS_RCODE_NOTIMP        = 4,
+        DNS_RCODE_REFUSED       = 5,
+        DNS_RCODE_YXDOMAIN      = 6,
+        DNS_RCODE_YXRRSET       = 7,
+        DNS_RCODE_NXRRSET       = 8,
+        DNS_RCODE_NOTAUTH       = 9,
+        DNS_RCODE_NOTZONE       = 10,
+        DNS_RCODE_DSOTYPENI     = 11,
+        /* 12-15 are unassigned. */
+        DNS_RCODE_BADVERS       = 16,
+        DNS_RCODE_BADSIG        = 16, /* duplicate value! */
+        DNS_RCODE_BADKEY        = 17,
+        DNS_RCODE_BADTIME       = 18,
+        DNS_RCODE_BADMODE       = 19,
+        DNS_RCODE_BADNAME       = 20,
+        DNS_RCODE_BADALG        = 21,
+        DNS_RCODE_BADTRUNC      = 22,
+        DNS_RCODE_BADCOOKIE     = 23,
+        /* 24-3840 are unassigned. */
+        /* 3841-4095 are for private use. */
+        /* 4096-65534 are unassigned. */
         _DNS_RCODE_MAX_DEFINED,
-        _DNS_RCODE_MAX = 4095 /* 4 bit rcode in the header plus 8 bit rcode in OPT, makes 12 bit */
+        _DNS_RCODE_MAX          = 65535, /* reserved */
+        _DNS_RCODE_INVALID      = -EINVAL,
 };
 
 /* https://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml#dns-parameters-11 */
 enum {
-        DNS_EDNS_OPT_RESERVED = 0,       /* RFC 6891 */
-        DNS_EDNS_OPT_LLQ = 1,            /* RFC 8764 */
-        DNS_EDNS_OPT_UL = 2,
-        DNS_EDNS_OPT_NSID = 3,           /* RFC 5001 */
-        /* DNS_EDNS_OPT_RESERVED = 4 */
-        DNS_EDNS_OPT_DAU = 5,            /* RFC 6975 */
-        DNS_EDNS_OPT_DHU = 6,            /* RFC 6975 */
-        DNS_EDNS_OPT_N3U = 7,            /* RFC 6975 */
+        DNS_EDNS_OPT_RESERVED      = 0,  /* RFC 6891 */
+        DNS_EDNS_OPT_LLQ           = 1,  /* RFC 8764 */
+        DNS_EDNS_OPT_UL            = 2,
+        DNS_EDNS_OPT_NSID          = 3,  /* RFC 5001 */
+        /* DNS_EDNS_OPT_RESERVED   = 4 */
+        DNS_EDNS_OPT_DAU           = 5,  /* RFC 6975 */
+        DNS_EDNS_OPT_DHU           = 6,  /* RFC 6975 */
+        DNS_EDNS_OPT_N3U           = 7,  /* RFC 6975 */
         DNS_EDNS_OPT_CLIENT_SUBNET = 8,  /* RFC 7871 */
-        DNS_EDNS_OPT_EXPIRE = 9,         /* RFC 7314 */
-        DNS_EDNS_OPT_COOKIE = 10,        /* RFC 7873 */
+        DNS_EDNS_OPT_EXPIRE        = 9,  /* RFC 7314 */
+        DNS_EDNS_OPT_COOKIE        = 10, /* RFC 7873 */
         DNS_EDNS_OPT_TCP_KEEPALIVE = 11, /* RFC 7828 */
-        DNS_EDNS_OPT_PADDING = 12,       /* RFC 7830 */
-        DNS_EDNS_OPT_CHAIN = 13,         /* RFC 7901 */
-        DNS_EDNS_OPT_KEY_TAG = 14,       /* RFC 8145 */
-        DNS_EDNS_OPT_EXT_ERROR = 15,     /* RFC 8914 */
-        DNS_EDNS_OPT_CLIENT_TAG = 16,
-        DNS_EDNS_OPT_SERVER_TAG = 17,
+        DNS_EDNS_OPT_PADDING       = 12, /* RFC 7830 */
+        DNS_EDNS_OPT_CHAIN         = 13, /* RFC 7901 */
+        DNS_EDNS_OPT_KEY_TAG       = 14, /* RFC 8145 */
+        DNS_EDNS_OPT_EXT_ERROR     = 15, /* RFC 8914 */
+        DNS_EDNS_OPT_CLIENT_TAG    = 16,
+        DNS_EDNS_OPT_SERVER_TAG    = 17,
         _DNS_EDNS_OPT_MAX_DEFINED,
-        _DNS_EDNS_OPT_INVALID = -EINVAL
+        _DNS_EDNS_OPT_INVALID      = -EINVAL,
 };
 
 /* https://www.iana.org/assignments/dns-parameters/dns-parameters.xhtml#extended-dns-error-codes */
 enum {
-        DNS_EDE_RCODE_OTHER = 0,                    /* RFC 8914, Section 4.1 */
-        DNS_EDE_RCODE_UNSUPPORTED_DNSKEY_ALG = 1,   /* RFC 8914, Section 4.2 */
-        DNS_EDE_RCODE_UNSUPPORTED_DS_DIGEST = 2,    /* RFC 8914, Section 4.3 */
-        DNS_EDE_RCODE_STALE_ANSWER = 3,             /* RFC 8914, Section 4.4 */
-        DNS_EDE_RCODE_FORGED_ANSWER = 4,            /* RFC 8914, Section 4.5 */
-        DNS_EDE_RCODE_DNSSEC_INDETERMINATE = 5,     /* RFC 8914, Section 4.6 */
-        DNS_EDE_RCODE_DNSSEC_BOGUS = 6,             /* RFC 8914, Section 4.7 */
-        DNS_EDE_RCODE_SIG_EXPIRED = 7,              /* RFC 8914, Section 4.8 */
-        DNS_EDE_RCODE_SIG_NOT_YET_VALID = 8,        /* RFC 8914, Section 4.9 */
-        DNS_EDE_RCODE_DNSKEY_MISSING = 9,           /* RFC 8914, Section 4.10 */
-        DNS_EDE_RCODE_RRSIG_MISSING = 10,           /* RFC 8914, Section 4.11 */
-        DNS_EDE_RCODE_NO_ZONE_KEY_BIT = 11,         /* RFC 8914, Section 4.12 */
-        DNS_EDE_RCODE_NSEC_MISSING = 12,            /* RFC 8914, Section 4.13 */
-        DNS_EDE_RCODE_CACHED_ERROR = 13,            /* RFC 8914, Section 4.14 */
-        DNS_EDE_RCODE_NOT_READY = 14,               /* RFC 8914, Section 4.15 */
-        DNS_EDE_RCODE_BLOCKED = 15,                 /* RFC 8914, Section 4.16 */
-        DNS_EDE_RCODE_CENSORED = 16,                /* RFC 8914, Section 4.17 */
-        DNS_EDE_RCODE_FILTERED = 17,                /* RFC 8914, Section 4.18 */
-        DNS_EDE_RCODE_PROHIBITIED = 18,             /* RFC 8914, Section 4.19 */
-        DNS_EDE_RCODE_STALE_NXDOMAIN_ANSWER = 19,   /* RFC 8914, Section 4.20 */
-        DNS_EDE_RCODE_NOT_AUTHORITATIVE = 20,       /* RFC 8914, Section 4.21 */
-        DNS_EDE_RCODE_NOT_SUPPORTED = 21,           /* RFC 8914, Section 4.22 */
-        DNS_EDE_RCODE_UNREACH_AUTHORITY = 22,       /* RFC 8914, Section 4.23 */
-        DNS_EDE_RCODE_NET_ERROR = 23,               /* RFC 8914, Section 4.24 */
-        DNS_EDE_RCODE_INVALID_DATA = 24,            /* RFC 8914, Section 4.25 */
-        DNS_EDE_RCODE_SIG_NEVER = 25,
-        DNS_EDE_RCODE_TOO_EARLY = 26,               /* RFC 9250 */
-        DNS_EDE_RCODE_UNSUPPORTED_NSEC3_ITER = 27,  /* RFC 9276 */
-        DNS_EDE_RCODE_TRANSPORT_POLICY = 28,
-        DNS_EDE_RCODE_SYNTHESIZED = 29,
+        DNS_EDE_RCODE_OTHER                  = 0,  /* RFC 8914, Section 4.1 */
+        DNS_EDE_RCODE_UNSUPPORTED_DNSKEY_ALG = 1,  /* RFC 8914, Section 4.2 */
+        DNS_EDE_RCODE_UNSUPPORTED_DS_DIGEST  = 2,  /* RFC 8914, Section 4.3 */
+        DNS_EDE_RCODE_STALE_ANSWER           = 3,  /* RFC 8914, Section 4.4 */
+        DNS_EDE_RCODE_FORGED_ANSWER          = 4,  /* RFC 8914, Section 4.5 */
+        DNS_EDE_RCODE_DNSSEC_INDETERMINATE   = 5,  /* RFC 8914, Section 4.6 */
+        DNS_EDE_RCODE_DNSSEC_BOGUS           = 6,  /* RFC 8914, Section 4.7 */
+        DNS_EDE_RCODE_SIG_EXPIRED            = 7,  /* RFC 8914, Section 4.8 */
+        DNS_EDE_RCODE_SIG_NOT_YET_VALID      = 8,  /* RFC 8914, Section 4.9 */
+        DNS_EDE_RCODE_DNSKEY_MISSING         = 9,  /* RFC 8914, Section 4.10 */
+        DNS_EDE_RCODE_RRSIG_MISSING          = 10, /* RFC 8914, Section 4.11 */
+        DNS_EDE_RCODE_NO_ZONE_KEY_BIT        = 11, /* RFC 8914, Section 4.12 */
+        DNS_EDE_RCODE_NSEC_MISSING           = 12, /* RFC 8914, Section 4.13 */
+        DNS_EDE_RCODE_CACHED_ERROR           = 13, /* RFC 8914, Section 4.14 */
+        DNS_EDE_RCODE_NOT_READY              = 14, /* RFC 8914, Section 4.15 */
+        DNS_EDE_RCODE_BLOCKED                = 15, /* RFC 8914, Section 4.16 */
+        DNS_EDE_RCODE_CENSORED               = 16, /* RFC 8914, Section 4.17 */
+        DNS_EDE_RCODE_FILTERED               = 17, /* RFC 8914, Section 4.18 */
+        DNS_EDE_RCODE_PROHIBITIED            = 18, /* RFC 8914, Section 4.19 */
+        DNS_EDE_RCODE_STALE_NXDOMAIN_ANSWER  = 19, /* RFC 8914, Section 4.20 */
+        DNS_EDE_RCODE_NOT_AUTHORITATIVE      = 20, /* RFC 8914, Section 4.21 */
+        DNS_EDE_RCODE_NOT_SUPPORTED          = 21, /* RFC 8914, Section 4.22 */
+        DNS_EDE_RCODE_UNREACH_AUTHORITY      = 22, /* RFC 8914, Section 4.23 */
+        DNS_EDE_RCODE_NET_ERROR              = 23, /* RFC 8914, Section 4.24 */
+        DNS_EDE_RCODE_INVALID_DATA           = 24, /* RFC 8914, Section 4.25 */
+        DNS_EDE_RCODE_SIG_NEVER              = 25,
+        DNS_EDE_RCODE_TOO_EARLY              = 26, /* RFC 9250 */
+        DNS_EDE_RCODE_UNSUPPORTED_NSEC3_ITER = 27, /* RFC 9276 */
+        DNS_EDE_RCODE_TRANSPORT_POLICY       = 28,
+        DNS_EDE_RCODE_SYNTHESIZED            = 29,
         _DNS_EDE_RCODE_MAX_DEFINED,
-        _DNS_EDE_RCODE_INVALID = -EINVAL
+        _DNS_EDE_RCODE_INVALID               = -EINVAL,
 };
 
 const char* dns_rcode_to_string(int i) _const_;
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