libwebsockets
Lightweight C library for HTML5 websockets
lws-optee.h
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1 /*
2  * libwebsockets - small server side websockets and web server implementation
3  *
4  * Copyright (C) 2010 - 2019 Andy Green <andy@warmcat.com>
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to
8  * deal in the Software without restriction, including without limitation the
9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10  * sell copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22  * IN THE SOFTWARE.
23  */
24 
25 #ifndef __LWS_OPTEE_H
26 #define __LWS_OPTEE_H
27 
28 /* 128-bit IP6 address */
29 struct in6_addr {
30  union {
31  uint8_t u6_addr8[16];
32  uint16_t u6_addr16[8];
33  uint32_t u6_addr32[4];
34  };
35 };
36 
37 #define _SS_MAXSIZE 128U
38 #define _SS_ALIGNSIZE (sizeof(int64_t))
39 #define _SS_PAD1SIZE (_SS_ALIGNSIZE -
40  sizeof(sa_family_t))
41 #define _SS_PAD2SIZE (_SS_MAXSIZE -
42  sizeof(sa_family_t) - _SS_PAD1SIZE - _SS_ALIGNSIZE)
43 
45  sa_family_t ss_family; /* address family */
47  int64_t __ss_align; /* force desired struct alignment */
49 };
50 
51 #define __SOCK_SIZE__ 16 /* sizeof(struct sockaddr) */
52 struct sockaddr {
53  sa_family_t sa_family; /* address family */
54  uint8_t sa_data[__SOCK_SIZE__ /* address value */
55  - sizeof(sa_family_t)];
56 };
57 
58 /* 16 bytes */
59 struct sockaddr_in {
62  struct in_addr sin_addr;
63  uint8_t sin_zero[__SOCK_SIZE__ /* padding until 16 bytes */
64  - sizeof(sa_family_t)
65  - sizeof(in_port_t)
66  - sizeof(struct in_addr)];
67 };
68 
69 struct sockaddr_in6 {
70  sa_family_t sin6_family; /* AF_INET6 */
71  in_port_t sin6_port; /* Transport layer port # */
72  uint32_t sin6_flowinfo; /* IP6 flow information */
73  struct in6_addr sin6_addr; /* IP6 address */
74  uint32_t sin6_scope_id; /* scope zone index */
75 };
76 
77 #endif /* __LWS_OPTEE_H */