1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 2000 Assar Westerlund 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer 12 * in this position and unchanged. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 * $FreeBSD$ 31 */ 32 33 #ifndef _LINUX_SOCKET_H_ 34 #define _LINUX_SOCKET_H_ 35 36 /* msg flags in recvfrom/recvmsg */ 37 38 #define LINUX_MSG_OOB 0x01 39 #define LINUX_MSG_PEEK 0x02 40 #define LINUX_MSG_DONTROUTE 0x04 41 #define LINUX_MSG_CTRUNC 0x08 42 #define LINUX_MSG_PROXY 0x10 43 #define LINUX_MSG_TRUNC 0x20 44 #define LINUX_MSG_DONTWAIT 0x40 45 #define LINUX_MSG_EOR 0x80 46 #define LINUX_MSG_WAITALL 0x100 47 #define LINUX_MSG_FIN 0x200 48 #define LINUX_MSG_SYN 0x400 49 #define LINUX_MSG_CONFIRM 0x800 50 #define LINUX_MSG_RST 0x1000 51 #define LINUX_MSG_ERRQUEUE 0x2000 52 #define LINUX_MSG_NOSIGNAL 0x4000 53 #define LINUX_MSG_WAITFORONE 0x10000 54 #define LINUX_MSG_CMSG_CLOEXEC 0x40000000 55 56 /* Socket-level control message types */ 57 58 #define LINUX_SCM_RIGHTS 0x01 59 #define LINUX_SCM_CREDENTIALS 0x02 60 #define LINUX_SCM_TIMESTAMP 0x1D 61 62 struct l_msghdr { 63 l_uintptr_t msg_name; 64 l_int msg_namelen; 65 l_uintptr_t msg_iov; 66 l_size_t msg_iovlen; 67 l_uintptr_t msg_control; 68 l_size_t msg_controllen; 69 l_uint msg_flags; 70 }; 71 72 struct l_mmsghdr { 73 struct l_msghdr msg_hdr; 74 l_uint msg_len; 75 76 }; 77 78 struct l_cmsghdr { 79 l_size_t cmsg_len; 80 l_int cmsg_level; 81 l_int cmsg_type; 82 }; 83 84 /* Ancillary data object information macros */ 85 86 #define LINUX_CMSG_ALIGN(len) roundup2(len, sizeof(l_ulong)) 87 #define LINUX_CMSG_DATA(cmsg) ((void *)((char *)(cmsg) + \ 88 LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)))) 89 #define LINUX_CMSG_SPACE(len) (LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \ 90 LINUX_CMSG_ALIGN(len)) 91 #define LINUX_CMSG_LEN(len) (LINUX_CMSG_ALIGN(sizeof(struct l_cmsghdr)) + \ 92 (len)) 93 #define LINUX_CMSG_FIRSTHDR(msg) \ 94 ((msg)->msg_controllen >= \ 95 sizeof(struct l_cmsghdr) ? \ 96 (struct l_cmsghdr *) \ 97 PTRIN((msg)->msg_control) : \ 98 (struct l_cmsghdr *)(NULL)) 99 #define LINUX_CMSG_NXTHDR(msg, cmsg) \ 100 ((((char *)(cmsg) + \ 101 LINUX_CMSG_ALIGN((cmsg)->cmsg_len) + \ 102 sizeof(*(cmsg))) > \ 103 (((char *)PTRIN((msg)->msg_control)) + \ 104 (msg)->msg_controllen)) ? \ 105 (struct l_cmsghdr *) NULL : \ 106 (struct l_cmsghdr *)((char *)(cmsg) + \ 107 LINUX_CMSG_ALIGN((cmsg)->cmsg_len))) 108 109 #define CMSG_HDRSZ CMSG_LEN(0) 110 #define L_CMSG_HDRSZ LINUX_CMSG_LEN(0) 111 112 /* Supported address families */ 113 114 #define LINUX_AF_UNSPEC 0 115 #define LINUX_AF_UNIX 1 116 #define LINUX_AF_INET 2 117 #define LINUX_AF_AX25 3 118 #define LINUX_AF_IPX 4 119 #define LINUX_AF_APPLETALK 5 120 #define LINUX_AF_INET6 10 121 122 /* Supported socket types */ 123 124 #define LINUX_SOCK_STREAM 1 125 #define LINUX_SOCK_DGRAM 2 126 #define LINUX_SOCK_RAW 3 127 #define LINUX_SOCK_RDM 4 128 #define LINUX_SOCK_SEQPACKET 5 129 130 #define LINUX_SOCK_MAX LINUX_SOCK_SEQPACKET 131 132 #define LINUX_SOCK_TYPE_MASK 0xf 133 134 /* Flags for socket, socketpair, accept4 */ 135 136 #define LINUX_SOCK_CLOEXEC LINUX_O_CLOEXEC 137 #define LINUX_SOCK_NONBLOCK LINUX_O_NONBLOCK 138 139 struct l_ucred { 140 uint32_t pid; 141 uint32_t uid; 142 uint32_t gid; 143 }; 144 145 #if defined(__i386__) || (defined(__amd64__) && defined(COMPAT_LINUX32)) 146 struct linux_accept_args { 147 register_t s; 148 register_t addr; 149 register_t namelen; 150 }; 151 152 int linux_accept(struct thread *td, struct linux_accept_args *args); 153 154 /* Operations for socketcall */ 155 #define LINUX_SOCKET 1 156 #define LINUX_BIND 2 157 #define LINUX_CONNECT 3 158 #define LINUX_LISTEN 4 159 #define LINUX_ACCEPT 5 160 #define LINUX_GETSOCKNAME 6 161 #define LINUX_GETPEERNAME 7 162 #define LINUX_SOCKETPAIR 8 163 #define LINUX_SEND 9 164 #define LINUX_RECV 10 165 #define LINUX_SENDTO 11 166 #define LINUX_RECVFROM 12 167 #define LINUX_SHUTDOWN 13 168 #define LINUX_SETSOCKOPT 14 169 #define LINUX_GETSOCKOPT 15 170 #define LINUX_SENDMSG 16 171 #define LINUX_RECVMSG 17 172 #define LINUX_ACCEPT4 18 173 #define LINUX_RECVMMSG 19 174 #define LINUX_SENDMMSG 20 175 #endif /* __i386__ || (__amd64__ && COMPAT_LINUX32) */ 176 177 /* Socket defines */ 178 #define LINUX_SOL_SOCKET 1 179 #define LINUX_SOL_IP 0 180 #define LINUX_SOL_TCP 6 181 #define LINUX_SOL_UDP 17 182 #define LINUX_SOL_IPV6 41 183 #define LINUX_SOL_IPX 256 184 #define LINUX_SOL_AX25 257 185 186 #define LINUX_SO_DEBUG 1 187 #define LINUX_SO_REUSEADDR 2 188 #define LINUX_SO_TYPE 3 189 #define LINUX_SO_ERROR 4 190 #define LINUX_SO_DONTROUTE 5 191 #define LINUX_SO_BROADCAST 6 192 #define LINUX_SO_SNDBUF 7 193 #define LINUX_SO_RCVBUF 8 194 #define LINUX_SO_KEEPALIVE 9 195 #define LINUX_SO_OOBINLINE 10 196 #define LINUX_SO_NO_CHECK 11 197 #define LINUX_SO_PRIORITY 12 198 #define LINUX_SO_LINGER 13 199 #ifndef LINUX_SO_PASSCRED /* powerpc differs */ 200 #define LINUX_SO_PASSCRED 16 201 #define LINUX_SO_PEERCRED 17 202 #define LINUX_SO_RCVLOWAT 18 203 #define LINUX_SO_SNDLOWAT 19 204 #define LINUX_SO_RCVTIMEO 20 205 #define LINUX_SO_SNDTIMEO 21 206 #endif 207 #define LINUX_SO_TIMESTAMP 29 208 #define LINUX_SO_ACCEPTCONN 30 209 210 /* Socket options */ 211 #define LINUX_IP_TOS 1 212 #define LINUX_IP_TTL 2 213 #define LINUX_IP_HDRINCL 3 214 #define LINUX_IP_OPTIONS 4 215 216 #define LINUX_IP_MULTICAST_IF 32 217 #define LINUX_IP_MULTICAST_TTL 33 218 #define LINUX_IP_MULTICAST_LOOP 34 219 #define LINUX_IP_ADD_MEMBERSHIP 35 220 #define LINUX_IP_DROP_MEMBERSHIP 36 221 222 #define LINUX_IPV6_CHECKSUM 7 223 #define LINUX_IPV6_NEXTHOP 9 224 #define LINUX_IPV6_UNICAST_HOPS 16 225 #define LINUX_IPV6_MULTICAST_IF 17 226 #define LINUX_IPV6_MULTICAST_HOPS 18 227 #define LINUX_IPV6_MULTICAST_LOOP 19 228 #define LINUX_IPV6_ADD_MEMBERSHIP 20 229 #define LINUX_IPV6_DROP_MEMBERSHIP 21 230 #define LINUX_IPV6_V6ONLY 26 231 232 #define LINUX_IPV6_RECVPKTINFO 49 233 #define LINUX_IPV6_PKTINFO 50 234 #define LINUX_IPV6_RECVHOPLIMIT 51 235 #define LINUX_IPV6_HOPLIMIT 52 236 #define LINUX_IPV6_RECVHOPOPTS 53 237 #define LINUX_IPV6_HOPOPTS 54 238 #define LINUX_IPV6_RTHDRDSTOPTS 55 239 #define LINUX_IPV6_RECVRTHDR 56 240 #define LINUX_IPV6_RTHDR 57 241 #define LINUX_IPV6_RECVDSTOPTS 58 242 #define LINUX_IPV6_DSTOPTS 59 243 #define LINUX_IPV6_RECVPATHMTU 60 244 #define LINUX_IPV6_PATHMTU 61 245 #define LINUX_IPV6_DONTFRAG 62 246 247 #define LINUX_TCP_NODELAY 1 248 #define LINUX_TCP_MAXSEG 2 249 #define LINUX_TCP_KEEPIDLE 4 250 #define LINUX_TCP_KEEPINTVL 5 251 #define LINUX_TCP_KEEPCNT 6 252 #define LINUX_TCP_MD5SIG 14 253 254 #endif /* _LINUX_SOCKET_H_ */ 255