Start work on memory.c

src/game/memory.c

@@ -0,0 +1,41 @@
+#include "common.h"
+
+struct memory_block {
+    u32 size;
+    u8 magic;
+    u8 flag;
+    struct memory_block *prev;
+    struct memory_block *next;
+    int num;
+    u32 retaddr;
+};
+
+static void *HuMemMemoryAlloc2(void *heap_ptr, u32 size, int num, u32 retaddr);
+
+void *HuMemHeapInit(void *ptr, u32 size)
+{
+    struct memory_block *block = ptr;
+    block->size = size;
+    block->magic = 205;
+    block->flag = 0;
+    block->prev = block;
+    block->next = block;
+    block->num = -256;
+    block->retaddr = 0xCDCDCDCD;
+    return block;
+}
+
+void *HuMemMemoryAllocNum(void *heap_ptr, u32 size, int num, u32 retaddr)
+{
+    return HuMemMemoryAlloc2(heap_ptr, size, num, retaddr);
+}
+
+void *HuMemMemoryAlloc(void *heap_ptr, u32 size, u32 retaddr)
+{
+    return HuMemMemoryAlloc2(heap_ptr, size, -256, retaddr);
+}
+
+static void *HuMemMemoryAlloc2(void *heap_ptr, u32 size, int num, u32 retaddr)
+{
+    
+}