65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
#pragma once
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#include <assert.h>
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#include <stdbool.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <msgpack.h>
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#include "util/memory/memory.h"
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/* You must define prefix##_pool_new function yourself. */
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#define LOENTITY_POOL_SOURCE_TEMPLATE(prefix) \
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struct prefix##_pool_t { \
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locommon_counter_t* idgen; \
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size_t length; \
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prefix##_base_t items[1]; \
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}; \
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\
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static size_t prefix##_pool_find_unused_item_index_( \
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const prefix##_pool_t* pool) { \
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assert(pool != NULL); \
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\
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for (size_t i = 0; i < pool->length; ++i) { \
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if (!pool->items[i].used) return i; \
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} \
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fprintf(stderr, #prefix " pool overflow\n"); \
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abort(); \
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} \
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\
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void prefix##_pool_delete(prefix##_pool_t* pool) { \
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assert(pool != NULL); \
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\
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for (size_t i = 0; i < pool->length; ++i) { \
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prefix##_base_deinitialize(&pool->items[i]); \
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} \
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memory_delete(pool); \
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} \
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\
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prefix##_base_t* prefix##_pool_create(prefix##_pool_t* pool) { \
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assert(pool != NULL); \
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\
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const size_t i = prefix##_pool_find_unused_item_index_(pool); \
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\
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prefix##_base_reinitialize( \
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&pool->items[i], locommon_counter_count(pool->idgen)); \
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\
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pool->items[i].used = true; \
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return &pool->items[i]; \
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} \
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\
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prefix##_base_t* prefix##_pool_unpack_item( \
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prefix##_pool_t* pool, const msgpack_object* obj) { \
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assert(pool != NULL); \
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\
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const size_t i = prefix##_pool_find_unused_item_index_(pool); \
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\
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if (!prefix##_base_unpack(&pool->items[i], obj)) return NULL; \
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\
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pool->items[i].used = true; \
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return &pool->items[i]; \
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}
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