/* Names are equal if they match and there's nothing left over */
bool dns_name_equal(const char *name1, const char *name2)
{
size_t host_part_len;
bool ret = dns_name_match(name1, name2, &host_part_len);
return ret && (host_part_len == 0);
}
bool dns_authoritative_for_zone(struct dns_server *dns,
const char *name)
{
const struct dns_server_zone *z;
size_t host_part_len = 0;
if (name == NULL) {
return false;
}
if (strcmp(name, "") == 0) {
return true;
}
for (z = dns->zones; z != NULL; z = z->next) {
bool match;
match = dns_name_match(z->name, name, &host_part_len);
if (match) {
break;
}
}
if (z == NULL) {
return false;
}
return true;
}
WERROR dns_name2dn(struct dns_server *dns,
TALLOC_CTX *mem_ctx,
const char *name,
struct ldb_dn **_dn)
{
struct ldb_dn *base;
struct ldb_dn *dn;
const struct dns_server_zone *z;
size_t host_part_len = 0;
if (name == NULL) {
return DNS_ERR(FORMAT_ERROR);
}
/*TODO: Check if 'name' is a valid DNS name */
if (strcmp(name, "") == 0) {
base = ldb_get_default_basedn(dns->samdb);
dn = ldb_dn_copy(mem_ctx, base);
ldb_dn_add_child_fmt(dn, "DC=@,DC=RootDNSServers,CN=MicrosoftDNS,CN=System");
*_dn = dn;
return WERR_OK;
}
for (z = dns->zones; z != NULL; z = z->next) {
bool match;
match = dns_name_match(z->name, name, &host_part_len);
if (match) {
break;
}
}
if (z == NULL) {
return DNS_ERR(NAME_ERROR);
}
if (host_part_len == 0) {
dn = ldb_dn_copy(mem_ctx, z->dn);
ldb_dn_add_child_fmt(dn, "DC=@");
*_dn = dn;
return WERR_OK;
}
dn = ldb_dn_copy(mem_ctx, z->dn);
ldb_dn_add_child_fmt(dn, "DC=%*.*s", (int)host_part_len, (int)host_part_len, name);
*_dn = dn;
return WERR_OK;
}
const char *dns_get_authoritative_zone(struct dns_server *dns,
const char *name)
{
const struct dns_server_zone *z;
size_t host_part_len = 0;
for (z = dns->zones; z != NULL; z = z->next) {
bool match;
match = dns_name_match(z->name, name, &host_part_len);
if (match) {
return z->name;
}
}
return NULL;
}
