From a05d39fce3a9ce6bc1b072be46f1eadb5eeac19f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Thomas=20Strau=C3=9F?= <thomas.strauss@nexgo.de>
Date: Sun, 22 Dec 2024 00:17:48 +0100
Subject: [PATCH] allocated to free

---
 acu_util/acu_allc.c | 10 +++++-----
 acu_util/acu_allc.h |  2 +-
 acu_util/acu_dall.c |  3 ++-
 3 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/acu_util/acu_allc.c b/acu_util/acu_allc.c
index fa67680..972c775 100644
--- a/acu_util/acu_allc.c
+++ b/acu_util/acu_allc.c
@@ -30,7 +30,7 @@ void acu_initStaticAllocator(ACU_StaticAllocator* allocator, size_t itemSize, si
     size_t i;
     size_t elementSize = offsetof(ACU_AllocatorItem, itemBuffer) + itemSize;
     allocator->maxElements = maxElements;
-    allocator->allocatedElements = 0;
+    allocator->freeElements = maxElements;
     allocator->freeContext = freeContext;
 
     allocator->buffer = acu_emalloc(elementSize * maxElements);
@@ -54,7 +54,7 @@ void* acu_allocStaticAllocator(ACU_StaticAllocator* allocator)
 {
     ACU_AllocatorItem* allocatorItem = allocator->nextItem;
     if (allocatorItem->status == ACU_BUFFER_STATUS_OCCUPIED) {
-        if (allocator->allocatedElements == allocator->maxElements) {
+        if (allocator->freeElements == 0) {
             return NULL;
         }
         else {
@@ -64,7 +64,7 @@ void* acu_allocStaticAllocator(ACU_StaticAllocator* allocator)
         }
     }
     allocatorItem->status = ACU_BUFFER_STATUS_OCCUPIED;
-    allocator->allocatedElements++;
+    allocator->freeElements--;
     allocator->nextItem = allocatorItem->nextItem;
     return &allocatorItem->itemBuffer;
 }
@@ -75,8 +75,8 @@ void acu_freeStaticAllocator(void* buffer)
     ACU_StaticAllocator* allocator = item->allocator;
     item->status = ACU_BUFFER_STATUS_FREE;
     allocator->nextItem = item;
-    allocator->allocatedElements--;
-    if (allocator->allocatedElements == 0 && allocator->freeContext) {
+    allocator->freeElements++;
+    if ((allocator->freeElements == allocator->maxElements) && allocator->freeContext) {
         allocator->freeContext->freeFunc(allocator);
     }
 }
diff --git a/acu_util/acu_allc.h b/acu_util/acu_allc.h
index 8149dd5..99b116c 100644
--- a/acu_util/acu_allc.h
+++ b/acu_util/acu_allc.h
@@ -51,7 +51,7 @@ typedef struct ACU_FreeContext_ {
 
 typedef struct ACU_StaticAllocator_ {
     ACU_AllocatorItem* nextItem;
-    size_t allocatedElements;
+    size_t freeElements;
     size_t maxElements;
     char* buffer;
     ACU_FreeContext* freeContext;
diff --git a/acu_util/acu_dall.c b/acu_util/acu_dall.c
index 2ad7369..4ddb23c 100644
--- a/acu_util/acu_dall.c
+++ b/acu_util/acu_dall.c
@@ -101,7 +101,8 @@ void* acu_allocAllocator(ACU_DynamicAllocator* allocator)
 }
 
 static void __accumulateAllocatedElements(const void* data, void* visitorContext) {
-    (*(size_t*)visitorContext) += ((ACU_StaticAllocator*) data)->allocatedElements;
+    ACU_StaticAllocator* allocator = (ACU_StaticAllocator*) data;
+    (*(size_t*)visitorContext) += allocator->maxElements - allocator->freeElements;
 }
 
 size_t acu_getAllocatedElements(ACU_DynamicAllocator* allocator)