1 files changed, 23 insertions, 0 deletions

diff --git a/src/arena.h b/src/arena.h
new file mode 100644
index 0000000..23dc664
--- /dev/null
+++ b/src/arena.h
@@ -0,0 +1,23 @@
+#ifndef __VXGG_REWRITE___ARENA_H___25077218513438___
+#define __VXGG_REWRITE___ARENA_H___25077218513438___
+
+#include <stddef.h>
+
+typedef struct arena arena;
+typedef arena simplearena;
+
+#define ISPOWOF2(x) (((x) & ((x) - 1)) == 0)
+const size_t MEM_ALIGN_BYTES = (2 * sizeof(void*));
+#define MEM_ALIGN(x) ((x) + (((x) & (MEM_ALIGN_BYTES - 1)) != 0) * (MEM_ALIGN_BYTES - ((x) & (MEM_ALIGN_BYTES - 1))))
+
+int arena_init(arena **a, size_t bytes);
+void* arena_alloc(arena * const arena, size_t bytes);
+int arena_free(arena **arena);
+int arena_clear(arena **arena);
+
+int simplearena_init(simplearena **a, size_t bytes);
+void* simplearena_alloc(simplearena * const a, size_t bytes);
+int simplearena_free(simplearena **a);
+int simplearena_free(simplearena **a);
+
+#endif
\ No newline at end of file