1 files changed, 66 insertions, 0 deletions
diff --git a/src/base/mem/pool.h b/src/base/mem/pool.h
new file mode 100644
index 0000000..d5e9952
--- /dev/null
+++ b/src/base/mem/pool.h
@@ -0,0 +1,66 @@
+#pragma once
+
+typedef struct Head Head;
+typedef struct Tail Tail;
+typedef struct Free Free;
+typedef struct Used Used;
+typedef struct Core Core;
+
+struct Head
+{
+    ulong magic;
+    ulong size;
+};
+
+struct Tail
+{
+    ulong magic0;
+    uchar datasize[2];
+    ulong magic1;
+    ulong size;
+};
+
+struct Free
+{
+    Head;
+    Free *left, *right;
+    Free *next, *prev;
+};
+
+struct Used
+{
+    Head;
+};
+
+struct Core
+{
+    Head;
+    Core *up, *down;
+    ulong len, pad;
+};
+
+struct mem·Pool
+{
+	char   *name;
+	ulong	maxsize;
+
+    void *heap;
+    mem·Allocator mem;
+
+	ulong	cursize;
+	ulong	curfree;
+	ulong	curused;
+
+	ulong	mincore;	/* smallest size of new core */
+	ulong	quantum;	/* allocated hunks should be multiple of */
+	ulong	minhunk;	/* smallest newly allocated hunk */
+
+	Free   *free;
+	Core   *core;
+
+	int	    flags;
+	int	    nfree;
+	int	    lastcompact;
+
+	void*	private;
+};