t0061: adjust to test-tool transition
[git/git.git] / mem-pool.h
1 #ifndef MEM_POOL_H
2 #define MEM_POOL_H
3
4 struct mp_block {
5 struct mp_block *next_block;
6 char *next_free;
7 char *end;
8 uintmax_t space[FLEX_ARRAY]; /* more */
9 };
10
11 struct mem_pool {
12 struct mp_block *mp_block;
13
14 /*
15 * The amount of available memory to grow the pool by.
16 * This size does not include the overhead for the mp_block.
17 */
18 size_t block_alloc;
19
20 /* The total amount of memory allocated by the pool. */
21 size_t pool_alloc;
22 };
23
24 /*
25 * Alloc memory from the mem_pool.
26 */
27 void *mem_pool_alloc(struct mem_pool *pool, size_t len);
28
29 /*
30 * Allocate and zero memory from the memory pool.
31 */
32 void *mem_pool_calloc(struct mem_pool *pool, size_t count, size_t size);
33
34 #endif