1 files changed, 29 insertions, 0 deletions

diff --git a/src/daemon/memorypool.c b/src/daemon/memorypool.c
index 6310d7d7..1bb12bae 100644
--- a/src/daemon/memorypool.c
+++ b/src/daemon/memorypool.c
@@ -188,4 +188,33 @@ MHD_pool_reallocate (struct MemoryPool *pool,
   return NULL;
 }
 
+/**
+ * Clear all entries from the memory pool except
+ * for "keep" of the given "size".
+ * 
+ * @param keep pointer to the entry to keep (maybe NULL)
+ * @param size how many bytes need to be kept at this address
+ * @return addr new address of "keep" (if it had to change)
+ */
+void *MHD_pool_reset(struct MemoryPool * pool,
+                     void * keep,
+                     unsigned int size) 
+{
+  if (keep != NULL)
+    {
+      if (keep != pool->memory)
+        {
+          memmove(pool->memory,
+                  keep,
+                  size);
+          keep = pool->memory;
+        }
+      pool->pos = size;
+    }
+  pool->end = pool->size;
+  return keep;
+}
+
+
+
 /* end of memorypool.c */