git/mem-pool.h
Jameson Miller 065feab4eb mem-pool: move reusable parts of memory pool into its own file
This moves the reusable parts of the memory pool logic used by
fast-import.c into its own file for use by other components.

Signed-off-by: Jameson Miller <jamill@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-04-12 11:55:20 +09:00

35 lines
677 B
C

#ifndef MEM_POOL_H
#define MEM_POOL_H
struct mp_block {
struct mp_block *next_block;
char *next_free;
char *end;
uintmax_t space[FLEX_ARRAY]; /* more */
};
struct mem_pool {
struct mp_block *mp_block;
/*
* The amount of available memory to grow the pool by.
* This size does not include the overhead for the mp_block.
*/
size_t block_alloc;
/* The total amount of memory allocated by the pool. */
size_t pool_alloc;
};
/*
* Alloc memory from the mem_pool.
*/
void *mem_pool_alloc(struct mem_pool *pool, size_t len);
/*
* Allocate and zero memory from the memory pool.
*/
void *mem_pool_calloc(struct mem_pool *pool, size_t count, size_t size);
#endif