blob: 4c6c4358532bb2dca17814ac5b76582d929f4b5b (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
/* -*- c++ -*- */
/*
* Copyright 2009 Free Software Foundation, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*!
* Various networking related structures and defines
*/
#ifndef INCLUDED_NETWORK_H
#define INCLUDED_NETWORK_H
#include <stdint.h>
#include <stdbool.h>
// Ethernet MAC address
typedef struct {
uint8_t addr[6];
} eth_mac_addr_t;
// IPv4 address
#ifndef __cplusplus
struct in_addr {
uint32_t s_addr;
};
static inline struct in_addr
make_in_addr(uint32_t addr)
{
struct in_addr r;
r.s_addr = addr;
return r;
}
static inline bool
in_addr_eq(const struct in_addr a, const struct in_addr b)
{
return a.s_addr == b.s_addr;
}
#define MK_IP_ADDR(a, b, c, d) \
(((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
// IPv4 AF_INET sockets:
struct sockaddr_in {
short sin_family; // e.g. AF_INET, AF_INET6
unsigned short sin_port; // e.g. htons(3490)
struct in_addr sin_addr;
};
static inline struct sockaddr_in
make_sockaddr_in(struct in_addr addr, int port)
{
struct sockaddr_in r;
r.sin_family = 0; // not used
r.sin_port = port;
r.sin_addr = addr;
return r;
}
#endif
#endif /* INCLUDED_NETWORK_H */
|
