Line | Branch | Exec | Source |
---|---|---|---|
1 | #include <stdlib.h> | ||
2 | #include "block.h" | ||
3 | #include "util/bit.h" | ||
4 | #include "util/xmalloc.h" | ||
5 | |||
6 | enum { | ||
7 | BLOCK_ALLOC_MULTIPLE = 64 | ||
8 | }; | ||
9 | |||
10 | 115 | Block *block_new(size_t alloc) | |
11 | { | ||
12 | 115 | Block *blk = xcalloc(1, sizeof(*blk)); | |
13 | 115 | alloc = next_multiple(alloc, BLOCK_ALLOC_MULTIPLE); | |
14 | 115 | blk->data = xmalloc(alloc); | |
15 | 115 | blk->alloc = alloc; | |
16 | 115 | return blk; | |
17 | } | ||
18 | |||
19 | 365 | void block_grow(Block *blk, size_t alloc) | |
20 | { | ||
21 |
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365 | if (alloc > blk->alloc) { |
22 | 9 | blk->alloc = next_multiple(alloc, BLOCK_ALLOC_MULTIPLE); | |
23 | 9 | blk->data = xrealloc(blk->data, blk->alloc); | |
24 | } | ||
25 | 365 | } | |
26 | |||
27 | 3 | void block_free(Block *blk) | |
28 | { | ||
29 | 3 | list_remove(&blk->node); | |
30 | 3 | free(blk->data); | |
31 | 3 | free(blk); | |
32 | 3 | } | |
33 |