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path: root/src/resolve/resolved-dns-rr.c
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Diffstat (limited to 'src/resolve/resolved-dns-rr.c')
-rw-r--r--src/resolve/resolved-dns-rr.c59
1 files changed, 27 insertions, 32 deletions
diff --git a/src/resolve/resolved-dns-rr.c b/src/resolve/resolved-dns-rr.c
index 6b3be2a80c..783ec7516c 100644
--- a/src/resolve/resolved-dns-rr.c
+++ b/src/resolve/resolved-dns-rr.c
@@ -571,6 +571,10 @@ int dns_resource_record_new_address(DnsResourceRecord **ret, int family, const u
return 0;
}
+#define FIELD_EQUAL(a, b, field) \
+ ((a).field ## _size == (b).field ## _size && \
+ memcmp((a).field, (b).field, (a).field ## _size) == 0)
+
int dns_resource_record_equal(const DnsResourceRecord *a, const DnsResourceRecord *b) {
int r;
@@ -652,36 +656,30 @@ int dns_resource_record_equal(const DnsResourceRecord *a, const DnsResourceRecor
return a->ds.key_tag == b->ds.key_tag &&
a->ds.algorithm == b->ds.algorithm &&
a->ds.digest_type == b->ds.digest_type &&
- a->ds.digest_size == b->ds.digest_size &&
- memcmp(a->ds.digest, b->ds.digest, a->ds.digest_size) == 0;
+ FIELD_EQUAL(a->ds, b->ds, digest);
case DNS_TYPE_SSHFP:
return a->sshfp.algorithm == b->sshfp.algorithm &&
a->sshfp.fptype == b->sshfp.fptype &&
- a->sshfp.fingerprint_size == b->sshfp.fingerprint_size &&
- memcmp(a->sshfp.fingerprint, b->sshfp.fingerprint, a->sshfp.fingerprint_size) == 0;
+ FIELD_EQUAL(a->sshfp, b->sshfp, fingerprint);
case DNS_TYPE_DNSKEY:
return a->dnskey.flags == b->dnskey.flags &&
a->dnskey.protocol == b->dnskey.protocol &&
a->dnskey.algorithm == b->dnskey.algorithm &&
- a->dnskey.key_size == b->dnskey.key_size &&
- memcmp(a->dnskey.key, b->dnskey.key, a->dnskey.key_size) == 0;
+ FIELD_EQUAL(a->dnskey, b->dnskey, key);
case DNS_TYPE_RRSIG:
/* do the fast comparisons first */
- if (a->rrsig.type_covered != b->rrsig.type_covered ||
- a->rrsig.algorithm != b->rrsig.algorithm ||
- a->rrsig.labels != b->rrsig.labels ||
- a->rrsig.original_ttl != b->rrsig.original_ttl ||
- a->rrsig.expiration != b->rrsig.expiration ||
- a->rrsig.inception != b->rrsig.inception ||
- a->rrsig.key_tag != b->rrsig.key_tag ||
- a->rrsig.signature_size != b->rrsig.signature_size ||
- memcmp(a->rrsig.signature, b->rrsig.signature, a->rrsig.signature_size) != 0)
- return false;
-
- return dns_name_equal(a->rrsig.signer, b->rrsig.signer);
+ return a->rrsig.type_covered == b->rrsig.type_covered &&
+ a->rrsig.algorithm == b->rrsig.algorithm &&
+ a->rrsig.labels == b->rrsig.labels &&
+ a->rrsig.original_ttl == b->rrsig.original_ttl &&
+ a->rrsig.expiration == b->rrsig.expiration &&
+ a->rrsig.inception == b->rrsig.inception &&
+ a->rrsig.key_tag == b->rrsig.key_tag &&
+ FIELD_EQUAL(a->rrsig, b->rrsig, signature) &&
+ dns_name_equal(a->rrsig.signer, b->rrsig.signer);
case DNS_TYPE_NSEC:
return dns_name_equal(a->nsec.next_domain_name, b->nsec.next_domain_name) &&
@@ -689,23 +687,20 @@ int dns_resource_record_equal(const DnsResourceRecord *a, const DnsResourceRecor
case DNS_TYPE_NSEC3:
return a->nsec3.algorithm == b->nsec3.algorithm &&
- a->nsec3.flags == b->nsec3.flags &&
- a->nsec3.iterations == b->nsec3.iterations &&
- a->nsec3.salt_size == b->nsec3.salt_size &&
- memcmp(a->nsec3.salt, b->nsec3.salt, a->nsec3.salt_size) == 0 &&
- memcmp(a->nsec3.next_hashed_name, b->nsec3.next_hashed_name, a->nsec3.next_hashed_name_size) == 0 &&
- bitmap_equal(a->nsec3.types, b->nsec3.types);
+ a->nsec3.flags == b->nsec3.flags &&
+ a->nsec3.iterations == b->nsec3.iterations &&
+ FIELD_EQUAL(a->nsec3, b->nsec3, salt) &&
+ FIELD_EQUAL(a->nsec3, b->nsec3, next_hashed_name) &&
+ bitmap_equal(a->nsec3.types, b->nsec3.types);
case DNS_TYPE_TLSA:
return a->tlsa.cert_usage == b->tlsa.cert_usage &&
a->tlsa.selector == b->tlsa.selector &&
a->tlsa.matching_type == b->tlsa.matching_type &&
- a->tlsa.data_size == b->tlsa.data_size &&
- memcmp(a->tlsa.data, b->tlsa.data, a->tlsa.data_size) == 0;
+ FIELD_EQUAL(a->tlsa, b->tlsa, data);
default:
- return a->generic.size == b->generic.size &&
- memcmp(a->generic.data, b->generic.data, a->generic.size) == 0;
+ return FIELD_EQUAL(a->generic, b->generic, data);
}
}
@@ -1157,7 +1152,7 @@ const char *dns_resource_record_to_string(DnsResourceRecord *rr) {
return NULL;
r = base64_append(&s, n,
- rr->generic.data, rr->generic.size,
+ rr->generic.data, rr->generic.data_size,
8, columns());
if (r < 0)
return NULL;
@@ -1165,12 +1160,12 @@ const char *dns_resource_record_to_string(DnsResourceRecord *rr) {
}
default:
- t = hexmem(rr->generic.data, rr->generic.size);
+ t = hexmem(rr->generic.data, rr->generic.data_size);
if (!t)
return NULL;
/* Format as documented in RFC 3597, Section 5 */
- r = asprintf(&s, "%s \\# %zu %s", k, rr->generic.size, t);
+ r = asprintf(&s, "%s \\# %zu %s", k, rr->generic.data_size, t);
if (r < 0)
return NULL;
break;
@@ -1439,7 +1434,7 @@ static void dns_resource_record_hash_func(const void *i, struct siphash *state)
case DNS_TYPE_OPENPGPKEY:
default:
- siphash24_compress(rr->generic.data, rr->generic.size, state);
+ siphash24_compress(rr->generic.data, rr->generic.data_size, state);
break;
}
}