From 8d1d7b7b4a48187f5849548bbc6bb543d6de33ba Mon Sep 17 00:00:00 2001
From: "bozo.kopic" <bozo@kopic.xyz>
Date: Mon, 27 Jun 2022 01:13:26 +0200
Subject: WIP native implementation

---
 src_c/pool.c | 88 ------------------------------------------------------------
 1 file changed, 88 deletions(-)
 delete mode 100644 src_c/pool.c

(limited to 'src_c/pool.c')

diff --git a/src_c/pool.c b/src_c/pool.c
deleted file mode 100644
index 4bd8250..0000000
--- a/src_c/pool.c
+++ /dev/null
@@ -1,88 +0,0 @@
-#include <stdlib.h>
-#include "pool.h"
-
-
-#define PAGE_SIZE 4096
-
-
-typedef struct header_t {
-    struct header_t *next;
-} header_t;
-
-
-struct opcut_pool_t {
-    hat_allocator_t *a;
-    size_t item_size;
-    header_t *blocks;
-    header_t *items;
-};
-
-
-static void allocate_block(opcut_pool_t *pool) {
-    size_t items_per_block =
-        (PAGE_SIZE - sizeof(header_t)) / (sizeof(header_t) + pool->item_size);
-    if (items_per_block < 1)
-        items_per_block = 1;
-
-    header_t *block = hat_allocator_alloc(
-        pool->a, sizeof(header_t) +
-                     items_per_block * (sizeof(header_t) + pool->item_size));
-    if (!block)
-        return;
-    block->next = pool->blocks;
-    pool->blocks = block;
-
-    for (size_t i = 0; i < items_per_block; ++i) {
-        header_t *header = (void *)block + sizeof(header_t) +
-                           i * (sizeof(header_t) + pool->item_size);
-        header->next = pool->items;
-        pool->items = header;
-    }
-}
-
-
-opcut_pool_t *opcut_pool_create(hat_allocator_t *a, size_t item_size) {
-    opcut_pool_t *pool = hat_allocator_alloc(a, sizeof(opcut_pool_t));
-    if (!pool)
-        return NULL;
-
-    if (item_size % sizeof(void *) != 0)
-        item_size += sizeof(void *) - (item_size % sizeof(void *));
-
-    pool->a = a;
-    pool->item_size = item_size;
-    pool->blocks = NULL;
-    pool->items = NULL;
-
-    return pool;
-}
-
-
-void opcut_pool_destroy(opcut_pool_t *pool) {
-    while (pool->blocks) {
-        header_t *block = pool->blocks;
-        pool->blocks = block->next;
-        hat_allocator_free(pool->a, block);
-    }
-    hat_allocator_free(pool->a, pool);
-}
-
-
-void *opcut_pool_alloc(opcut_pool_t *pool) {
-    if (!pool->items)
-        allocate_block(pool);
-
-    if (!pool->items)
-        return NULL;
-
-    header_t *header = pool->items;
-    pool->items = header->next;
-    return header + 1;
-}
-
-
-void opcut_pool_free(opcut_pool_t *pool, void *item) {
-    header_t *header = (header_t *)item - 1;
-    header->next = pool->items;
-    pool->items = header;
-}
-- 
cgit v1.2.3-70-g09d2