diff -r b8bf95b39952 -r cff9c4101dd7 src/server/ucx/list.c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/server/ucx/list.c	Sat Jan 14 14:33:38 2012 +0100
@@ -0,0 +1,117 @@
+#include "list.h"
+
+UcxList *ucx_list_clone(UcxList *l, copy_func fnc, void *data) {
+    UcxList *ret = NULL;
+    while (l != NULL) {
+        if (fnc != NULL) {
+            ret = ucx_list_append(ret, fnc(l->data, data));
+        } else {
+            ret = ucx_list_append(ret, l->data);
+        }
+        l = l->next;
+    }
+    return ret;
+}
+
+int ucx_list_equals(UcxList *l1, UcxList *l2, cmp_func fnc, void* data) {
+    if (l1 == l2) return 1;
+    
+    while (l1 != NULL && l2 != NULL) {
+        if (fnc == NULL) {
+            if (l1->data != l2->data) return 0;
+        } else {
+            if (fnc(l1->data, l2->data, data) != 0) return 0;
+        }
+        l1 = l1->next;
+        l2 = l2->next;
+    }
+    
+    return (l1 == NULL && l2 == NULL);
+}
+
+void ucx_list_free(UcxList *l) {
+    UcxList *e = l, *f;
+    while (e != NULL) {
+        f = e;
+        e = e->next;
+        free(f);
+    }
+}
+
+UcxList *ucx_list_append(UcxList *l, void *data)  {
+    UcxList *nl = (UcxList*) malloc(sizeof(UcxList));
+    if (nl == NULL) return NULL;
+    
+    nl->data = data;
+    nl->next = NULL;
+    if (l == NULL) {
+        return nl;
+    } else {
+        UcxList *t = ucx_list_last(l);
+        t->next = nl;
+        return l;
+    }
+}
+
+UcxList *ucx_list_prepend(UcxList *l, void *data) {
+    UcxList *nl = ucx_list_append(NULL, data);
+    if (nl == NULL) return NULL;
+    
+    if (l != NULL) {
+        nl->next = l;
+    }
+    return nl;
+}
+
+UcxList *ucx_list_concat(UcxList *l1, UcxList *l2) {
+    if (l1 == NULL) {
+        return l2;
+    } else {
+        UcxList *last = ucx_list_last(l1);
+        last->next = l2;
+        return l1;
+    }
+}
+
+UcxList *ucx_list_last(UcxList *l) {
+    if (l == NULL) return NULL;
+    
+    UcxList *e = l;
+    while (e->next != NULL) {
+        e = e->next;
+    }
+    return e;
+}
+
+UcxList *ucx_list_get(UcxList *l, int index) {
+    if (l == NULL) return NULL;
+
+    UcxList *e = l;
+    while (e->next != NULL && index > 0) {
+        e = e->next;
+        index--;
+    }
+    
+    return index == 0 ? e : NULL;
+}
+
+size_t ucx_list_size(UcxList *l) {
+    if (l == NULL) return 0;
+    
+    UcxList *e = l;
+    size_t s = 1;
+    while (e->next != NULL) {
+        e = e->next;
+        s++;
+    }
+
+    return s;
+}
+
+void ucx_list_foreach(UcxList *l, ucx_callback fnc, void* data) {
+    UcxList *e = l;
+    while (e != NULL) {
+        fnc(e, data);
+        e = e->next;
+    }
+}