Add pdb_ads_get_domain_info

diff --git a/source3/passdb/pdb_ads.c b/source3/passdb/pdb_ads.c
index 7a2fac701b59cb0cae5f5e6e77808862586260da..ee6c695e75042663001e1fa83f5af63c3c6c9d5a 100644 (file)
--- a/source3/passdb/pdb_ads.c
+++ b/source3/passdb/pdb_ads.c
@@ -70,9 +70,62 @@ struct pdb_ads_samu_private {
        struct tldap_message *ldapmsg;
 };
 
+static char *pdb_ads_domaindn2dns(TALLOC_CTX *mem_ctx, char *dn)
+{
+       char *result, *p;
+
+       result = talloc_string_sub2(mem_ctx, dn, "DC=", "", false, false,
+                                   true);
+       if (result == NULL) {
+               return NULL;
+       }
+
+       while ((p = strchr_m(result, ',')) != NULL) {
+               *p = '.';
+       }
+
+       return result;
+}
+
 static struct pdb_domain_info *pdb_ads_get_domain_info(
        struct pdb_methods *m, TALLOC_CTX *mem_ctx)
 {
+       struct pdb_ads_state *state = talloc_get_type_abort(
+               m->private_data, struct pdb_ads_state);
+       struct pdb_domain_info *info;
+       struct tldap_message *rootdse;
+       char *tmp;
+
+       info = talloc(mem_ctx, struct pdb_domain_info);
+       if (info == NULL) {
+               return NULL;
+       }
+       info->name = talloc_strdup(info, state->netbiosname);
+       if (info->name == NULL) {
+               goto fail;
+       }
+       info->dns_domain = pdb_ads_domaindn2dns(info, state->domaindn);
+       if (info->dns_domain == NULL) {
+               goto fail;
+       }
+
+       rootdse = tldap_rootdse(state->ld);
+       tmp = tldap_talloc_single_attribute(rootdse, "rootDomainNamingContext",
+                                           talloc_tos());
+       if (tmp == NULL) {
+               goto fail;
+       }
+       info->dns_forest = pdb_ads_domaindn2dns(info, tmp);
+       TALLOC_FREE(tmp);
+       if (info->dns_forest == NULL) {
+               goto fail;
+       }
+       info->sid = state->domainsid;
+       info->guid = state->domainguid;
+       return info;
+
+fail:
+       TALLOC_FREE(info);
        return NULL;
 }