rbldnsd/mempool.h at master · dnsbl-io/rbldnsd

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/* memory pool #include file

#ifndef _MEMPOOL_H_INCLUDED

#define _MEMPOOL_H_INCLUDED

struct mempool_chunk;

struct mempool { /* free-once memory pool. All members are private */

struct mempool_chunk *mp_chunk; /* list of chunks with free space */

struct mempool_chunk *mp_fullc; /* list of full chunks */

unsigned mp_nallocs; /* number of allocs so far */

unsigned mp_datasz; /* size of allocated data */

const char *mp_lastbuf; /* last allocated string */

unsigned mp_lastlen; /* length of lastbuf */

};

void mp_init(struct mempool *mp);

void *mp_alloc(struct mempool *mp, unsigned size, int align);

#define mp_talloc(mp, type) ((type*)mp_alloc((mp), sizeof(type), 1))

void mp_free(struct mempool *mp);

char *mp_strdup(struct mempool *mp, const char *str);

void *mp_memdup(struct mempool *mp, const void *buf, unsigned len);

const char *mp_dstrdup(struct mempool *mp, const char *str);

const void *mp_dmemdup(struct mempool *mp, const void *buf, unsigned len);

/* dstrdup, dmemdup trying to pack repeated strings together */

#endif