initial commit, basic platform and rendering code.

1 files changed, 56 insertions, 0 deletions

diff --git a/memory.h b/memory.h
new file mode 100644
index 0000000..38e632a
--- /dev/null
+++ b/memory.h
@@ -0,0 +1,56 @@
+#ifndef memory_h
+#define memory_h
+
+int aligned(void* p, int a);
+int align_size(int s, int a);
+
+typedef struct Arena {
+	char* buf;
+	int size, ptr;
+} Arena;
+
+void init_arena(
+	Arena* a,
+	void* mem,
+	int size
+);
+void clear_arena(Arena* a);
+void* arena_alloc(
+	Arena* a,
+	int size
+);
+void* arena_alloc_aligned(
+	Arena* a,
+	int size,
+	int align
+);
+
+typedef struct Heap {
+	char* buf;
+	int size, blocks;
+} Heap;
+
+void init_heap(
+	Heap* h,
+	void* mem,
+	int size
+);
+void* heap_alloc(
+	Heap* h,
+	int size
+);
+void* heap_alloc_aligned(
+	Heap* h,
+	int size,
+	int align
+);
+void heap_free_aligned(
+	Heap* h,
+	void* p
+);
+void heap_free(
+	Heap* h,
+	void* p
+);
+void heap_defrag(Heap* h);
+#endif