diff -r 99a34860c105 -r d938228c382e src/server/daemon/ldap_auth.c
--- a/src/server/daemon/ldap_auth.c	Wed Nov 02 19:19:01 2022 +0100
+++ b/src/server/daemon/ldap_auth.c	Sun Nov 06 15:53:32 2022 +0100
@@ -35,7 +35,8 @@
 #include <string.h>
 #include <sys/time.h>
 
-#include <ucx/utils.h>
+#include <cx/utils.h>
+#include <cx/hash_map.h>
 
 #include "ldap_auth.h"
 
@@ -48,7 +49,7 @@
 }
 
 AuthDB* create_ldap_authdb(ServerConfiguration *cfg, const char *name, LDAPConfig *conf) {
-    LDAPAuthDB *authdb = almalloc(cfg->a, sizeof(LDAPAuthDB));
+    LDAPAuthDB *authdb = cxMalloc(cfg->a, sizeof(LDAPAuthDB));
     authdb->authdb.name = pool_strdup(cfg->pool, name);
     authdb->authdb.get_user = ldap_get_user;
     authdb->authdb.use_cache = 1;
@@ -64,7 +65,7 @@
     // initialize group cache
     authdb->groups.first = NULL;
     authdb->groups.last = NULL;
-    authdb->groups.map = ucx_map_new_a(cfg->a, 32);
+    authdb->groups.map = cxHashMapCreate(cfg->a, 32);
 
     return (AuthDB*) authdb;
 }
@@ -113,7 +114,7 @@
     return ld;
 }
 
-User* ldap_get_user(AuthDB *db, char *username) {
+User* ldap_get_user(AuthDB *db, const char *username) {
     LDAPAuthDB *authdb = (LDAPAuthDB*) db;
     LDAPConfig *config = &authdb->config;
 
@@ -161,7 +162,7 @@
             user->user.verify_password = ldap_user_verify_password;
             user->user.check_group = ldap_user_check_group;
             user->user.free = ldap_user_free;
-            user->user.name = username; // must not be freed
+            user->user.name = (char*)username; // must not be freed TODO: maybe copy
             
             // TODO: get uid/gid from ldap
             user->user.uid = -1;
@@ -180,7 +181,7 @@
     return NULL;
 }
 
-LDAPGroup* ldap_get_group(LDAPAuthDB *authdb, char *group) {
+LDAPGroup* ldap_get_group(LDAPAuthDB *authdb, const char *group) {
     printf("ldap_get_group: %s\n", group);
     
     LDAPConfig *config = &authdb->config;
@@ -246,10 +247,10 @@
                     wsgroup->members = calloc(count, sizeof(LDAPMember));
                     wsgroup->nmembers = count;
                     for(int i=0;i<count;i++) {
-                        sstr_t member = sstrn(
+                        cxstring member = cx_strn(
                                 values[i]->bv_val,
                                 values[i]->bv_len);
-                        wsgroup->members[i].name = sstrdup(member).ptr;
+                        wsgroup->members[i].name = cx_strdup(member).ptr;
                         // TODO: uid?
                         printf("added member: %.*s\n", (int)member.length, member.ptr);
                     }
@@ -271,12 +272,12 @@
     return wsgroup;
 }
 
-int ldap_user_verify_password(User *u, char *password) {
+int ldap_user_verify_password(User *u, const char *password) {
     LDAPUser *user = (LDAPUser*)u;
     
     //int r = ldap_simple_bind_s(user->ldap, user->userdn, password);
     struct berval cred;
-    cred.bv_val = password;
+    cred.bv_val = (char*)password;
     cred.bv_len = strlen(password);
     struct berval *server_cred;
     int r = ldap_sasl_bind_s(
@@ -296,7 +297,7 @@
     }
 }
 
-int ldap_user_check_group(User *u, char *group_str) {
+int ldap_user_check_group(User *u, const char *group_str) {
     LDAPUser *user = (LDAPUser*)u;
     
     int ret = 0;