Switched to slotmap

1 files changed, 36 insertions, 0 deletions

diff --git a/04_exercise/slotmap/slotmap.h b/04_exercise/slotmap/slotmap.h
new file mode 100644
index 0000000..1d687fc
--- /dev/null
+++ b/04_exercise/slotmap/slotmap.h
@@ -0,0 +1,36 @@
+//
+// Created by stefan on 18.06.20.
+//
+
+#ifndef BETRIEBSYSTEME_SLOTMAP_H
+#define BETRIEBSYSTEME_SLOTMAP_H
+#include <stdatomic.h>
+#include <stdlib.h>
+#include <stdbool.h>
+
+typedef struct smNode {
+    atomic_intptr_t value;
+} smEntry;
+
+typedef struct smHeader {
+    smEntry *slab;
+    size_t size;
+} smHeader;
+
+typedef bool (*SearchFunction)(void const *);
+
+smHeader smInit(smEntry * slab, size_t size);
+int smInsert(smHeader const * header, void * value);
+void smDelete(smEntry * node);
+void smDeleteValue(smHeader const * header, void * value);
+/**
+ * Returns a node whose value is accepted by the SearchFunction
+ * @param header The header of the slotmap to be searched
+ * @param func The search function, that will be applied to each element until one is found
+ * @return the Entry that was found
+ */
+smEntry *smFindEntry(smHeader const * header, SearchFunction func);
+
+
+
+#endif // BETRIEBSYSTEME_SLOTMAP_H