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mempool: introduce new helper pool_ptr()

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This new helper returns the beginning of the usable area of the pool
object.

For now this is only used once, a later commit will use it more.
This commit is contained in:
Lennart Poettering 2023-02-14 13:40:40 +01:00
parent 993a9314c4
commit 72381db942
1 changed files with 5 additions and 1 deletions
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6
src/basic/mempool.c
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@ -13,6 +13,10 @@ struct pool {
size_t n_used;
};
static void* pool_ptr(struct pool *p) {
return ((uint8_t*) ASSERT_PTR(p)) + ALIGN(sizeof(struct pool));
}
void* mempool_alloc_tile(struct mempool *mp) {
size_t i;
@ -54,7 +58,7 @@ void* mempool_alloc_tile(struct mempool *mp) {
i = mp->first_pool->n_used++;
return ((uint8_t*) mp->first_pool) + ALIGN(sizeof(struct pool)) + i*mp->tile_size;
return (uint8_t*) pool_ptr(mp->first_pool) + i*mp->tile_size;
}
void* mempool_alloc0_tile(struct mempool *mp) {