annotate buffer_heap.c @ 256:f82b45b662c9

buffer: use an ops vector to customize buffer behavior The bool flags seemed like a good idea, but it turns out that an ops vector is much easier to understand and reason about. Signed-off-by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
author Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
date Tue, 11 Jul 2017 00:17:36 +0300
parents
children 6795f8427fed
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
256
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
1 /*
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
2 * Copyright (c) 2017 Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
3 *
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
5 * of this software and associated documentation files (the "Software"), to deal
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
6 * in the Software without restriction, including without limitation the rights
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
8 * copies of the Software, and to permit persons to whom the Software is
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
9 * furnished to do so, subject to the following conditions:
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
10 *
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
11 * The above copyright notice and this permission notice shall be included in
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
12 * all copies or substantial portions of the Software.
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
13 *
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
20 * SOFTWARE.
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
21 */
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
22
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
23 #include "buffer_impl.h"
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
24
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
25 const struct buffer_ops heap_buffer = {
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
26 .realloc = realloc,
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
27 .free = free,
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
28 .copyin = generic_buffer_copyin_memcpy,
f82b45b662c9 buffer: use an ops vector to customize buffer behavior
Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
parents:
diff changeset
29 };