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52 lines
1 KiB
C
52 lines
1 KiB
C
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/* Copyright 2007 Nick Mathewson */
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/* See LICENSE for licensing information */
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/* $Id: /tor/trunk/src/common/util.c 12153 2007-03-12T03:11:12.797278Z nickm $ */
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/**
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* \file util.h
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* \brief Headers for mempool.c
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**/
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#ifndef MEMPOOL_H
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#define MEMPOOL_H
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typedef struct mp_pool_t mp_pool_t;
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void *mp_pool_get(mp_pool_t *pool);
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void mp_pool_release(void *item);
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mp_pool_t *mp_pool_new(size_t item_size, unsigned int n_per_chunk);
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void mp_pool_clean(mp_pool_t *pool);
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void mp_pool_destroy(mp_pool_t *pool);
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#ifdef MEMPOOL_PRIVATE
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typedef struct mp_allocated_t mp_allocated_t;
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typedef struct mp_chunk_t mp_chunk_t;
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/** DOCDOC */
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struct mp_chunk_t {
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unsigned long magic;
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mp_chunk_t *next;
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mp_chunk_t *prev;
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mp_pool_t *pool;
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mp_allocated_t *first_free;
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int n_allocated;
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int capacity;
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size_t mem_size;
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char *next_mem;
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char mem[1];
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};
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/** DOCDOC */
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struct mp_pool_t {
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mp_chunk_t *empty_chunks;
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mp_chunk_t *used_chunks;
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mp_chunk_t *full_chunks;
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int n_empty_chunks;
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size_t new_chunk_capacity;
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size_t item_alloc_size;
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};
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#endif
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#endif
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