include/libwebsockets/lws-optee.h

   1 /*
   2  * libwebsockets - small server side websockets and web server implementation
   3  * SPDX-License-Identifier: LGPL-2.1-only
   4  *
   5  * Copyright (C) 2019 Akira Tsukamoto <akira.tsukamoto@gmail.com>
   6  *
   7  *  This library is free software; you can redistribute it and/or
   8  *  modify it under the terms of the GNU Lesser General Public
   9  *  License as published by the Free Software Foundation:
  10  *  version 2.1 of the License.
  11  *
  12  *  This library is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  *  Lesser General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU Lesser General Public
  18  *  License along with this library; if not, write to the Free Software
  19  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  20  *  MA  02110-1301  USA
  21  *
  22  * included from libwebsockets.h
  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
  44 struct sockaddr_storage {
  45         sa_family_t     ss_family;      /* address family */
  46         char            __ss_pad1[_SS_PAD1SIZE];
  47         int64_t         __ss_align;     /* force desired struct alignment */
  48         char            __ss_pad2[_SS_PAD2SIZE];
  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 {
  60         sa_family_t     sin_family;
  61         in_port_t       sin_port;
  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 */