xref: /netbsd-src/external/bsd/tmux/dist/compat/ntohll.c (revision f8cf1a9151c7af1cb0bd8b09c13c66bca599c027)
1 /*
2  * Copyright (c) 2024 Nicholas Marriott <nicholas.marriott@gmail.com>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
13  * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
14  * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include <arpa/inet.h>
18 #include <sys/types.h>
19 
20 #include "compat.h"
21 
22 uint64_t
23 ntohll(uint64_t v)
24 {
25     uint32_t b;
26     uint32_t t;
27 
28     b = ntohl (v & 0xffffffff);
29     t = ntohl (v >> 32);
30     return ((uint64_t)b << 32 | t);
31 }
32