1/** 2 * @file 3 * Socket API (to be used from non-TCPIP threads) 4 */ 5 6/* 7 * Copyright (c) 2001-2004 Swedish Institute of Computer Science. 8 * All rights reserved. 9 * 10 * Redistribution and use in source and binary forms, with or without modification, 11 * are permitted provided that the following conditions are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright notice, 14 * this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright notice, 16 * this list of conditions and the following disclaimer in the documentation 17 * and/or other materials provided with the distribution. 18 * 3. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 22 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 23 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 24 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 26 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 29 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 30 * OF SUCH DAMAGE. 31 * 32 * This file is part of the lwIP TCP/IP stack. 33 * 34 * Author: Adam Dunkels <adam@sics.se> 35 * 36 */ 37 38 39#ifndef LWIP_HDR_SOCKETS_H 40#define LWIP_HDR_SOCKETS_H 41 42#include "lwip/opt.h" 43 44#if LWIP_SOCKET /* don't build if not configured for use in lwipopts.h */ 45 46#include "lwip/ip_addr.h" 47#include "lwip/netif.h" 48#include "lwip/err.h" 49#include "lwip/inet.h" 50#include "lwip/errno.h" 51 52#include <string.h> 53 54#ifdef __cplusplus 55extern "C" { 56#endif 57 58/* If your port already typedef's sa_family_t, define SA_FAMILY_T_DEFINED 59 to prevent this code from redefining it. */ 60#if !defined(sa_family_t) && !defined(SA_FAMILY_T_DEFINED) 61typedef u8_t sa_family_t; 62#endif 63/* If your port already typedef's in_port_t, define IN_PORT_T_DEFINED 64 to prevent this code from redefining it. */ 65#if !defined(in_port_t) && !defined(IN_PORT_T_DEFINED) 66typedef u16_t in_port_t; 67#endif 68 69#if LWIP_IPV4 70/* members are in network byte order */ 71struct sockaddr_in { 72 u8_t sin_len; 73 sa_family_t sin_family; 74 in_port_t sin_port; 75 struct in_addr sin_addr; 76#define SIN_ZERO_LEN 8 77 char sin_zero[SIN_ZERO_LEN]; 78}; 79#endif /* LWIP_IPV4 */ 80 81#if LWIP_IPV6 82struct sockaddr_in6 { 83 u8_t sin6_len; /* length of this structure */ 84 sa_family_t sin6_family; /* AF_INET6 */ 85 in_port_t sin6_port; /* Transport layer port # */ 86 u32_t sin6_flowinfo; /* IPv6 flow information */ 87 struct in6_addr sin6_addr; /* IPv6 address */ 88 u32_t sin6_scope_id; /* Set of interfaces for scope */ 89}; 90#endif /* LWIP_IPV6 */ 91 92struct sockaddr { 93 u8_t sa_len; 94 sa_family_t sa_family; 95 char sa_data[14]; 96}; 97 98struct sockaddr_storage { 99 u8_t s2_len; 100 sa_family_t ss_family; 101 char s2_data1[2]; 102 u32_t s2_data2[3]; 103#if LWIP_IPV6 104 u32_t s2_data3[3]; 105#endif /* LWIP_IPV6 */ 106}; 107 108/* If your port already typedef's socklen_t, define SOCKLEN_T_DEFINED 109 to prevent this code from redefining it. */ 110#if !defined(socklen_t) && !defined(SOCKLEN_T_DEFINED) 111typedef u32_t socklen_t; 112#endif 113 114#if !defined IOV_MAX 115#define IOV_MAX 0xFFFF 116#elif IOV_MAX > 0xFFFF 117#error "IOV_MAX larger than supported by LwIP" 118#endif /* IOV_MAX */ 119 120#if !defined(iovec) 121struct iovec { 122 void *iov_base; 123 size_t iov_len; 124}; 125#endif 126 127struct msghdr { 128 void *msg_name; 129 socklen_t msg_namelen; 130 struct iovec *msg_iov; 131 int msg_iovlen; 132 void *msg_control; 133 socklen_t msg_controllen; 134 int msg_flags; 135}; 136 137/* struct msghdr->msg_flags bit field values */ 138#define MSG_TRUNC 0x04 139#define MSG_CTRUNC 0x08 140 141/* RFC 3542, Section 20: Ancillary Data */ 142struct cmsghdr { 143 socklen_t cmsg_len; /* number of bytes, including header */ 144 int cmsg_level; /* originating protocol */ 145 int cmsg_type; /* protocol-specific type */ 146}; 147/* Data section follows header and possible padding, typically referred to as 148 unsigned char cmsg_data[]; */ 149 150/* cmsg header/data alignment. NOTE: we align to native word size (double word 151size on 16-bit arch) so structures are not placed at an unaligned address. 15216-bit arch needs double word to ensure 32-bit alignment because socklen_t 153could be 32 bits. If we ever have cmsg data with a 64-bit variable, alignment 154will need to increase long long */ 155#define ALIGN_H(size) (((size) + sizeof(long) - 1U) & ~(sizeof(long)-1U)) 156#define ALIGN_D(size) ALIGN_H(size) 157 158#define CMSG_FIRSTHDR(mhdr) \ 159 ((mhdr)->msg_controllen >= sizeof(struct cmsghdr) ? \ 160 (struct cmsghdr *)(mhdr)->msg_control : \ 161 (struct cmsghdr *)NULL) 162 163#define CMSG_NXTHDR(mhdr, cmsg) \ 164 (((cmsg) == NULL) ? CMSG_FIRSTHDR(mhdr) : \ 165 (((u8_t *)(cmsg) + ALIGN_H((cmsg)->cmsg_len) \ 166 + ALIGN_D(sizeof(struct cmsghdr)) > \ 167 (u8_t *)((mhdr)->msg_control) + (mhdr)->msg_controllen) ? \ 168 (struct cmsghdr *)NULL : \ 169 (struct cmsghdr *)((void*)((u8_t *)(cmsg) + \ 170 ALIGN_H((cmsg)->cmsg_len))))) 171 172#define CMSG_DATA(cmsg) ((void*)((u8_t *)(cmsg) + \ 173 ALIGN_D(sizeof(struct cmsghdr)))) 174 175#define CMSG_SPACE(length) (ALIGN_D(sizeof(struct cmsghdr)) + \ 176 ALIGN_H(length)) 177 178#define CMSG_LEN(length) (ALIGN_D(sizeof(struct cmsghdr)) + \ 179 length) 180 181/* Set socket options argument */ 182#define IFNAMSIZ NETIF_NAMESIZE 183struct ifreq { 184 char ifr_name[IFNAMSIZ]; /* Interface name */ 185}; 186 187/* Socket protocol types (TCP/UDP/RAW) */ 188#define SOCK_STREAM 1 189#define SOCK_DGRAM 2 190#define SOCK_RAW 3 191 192/* 193 * Option flags per-socket. These must match the SOF_ flags in ip.h (checked in init.c) 194 */ 195#define SO_REUSEADDR 0x0004 /* Allow local address reuse */ 196#define SO_KEEPALIVE 0x0008 /* keep connections alive */ 197#define SO_BROADCAST 0x0020 /* permit to send and to receive broadcast messages (see IP_SOF_BROADCAST option) */ 198 199 200/* 201 * Additional options, not kept in so_options. 202 */ 203#define SO_DEBUG 0x0001 /* Unimplemented: turn on debugging info recording */ 204#define SO_ACCEPTCONN 0x0002 /* socket has had listen() */ 205#define SO_DONTROUTE 0x0010 /* Unimplemented: just use interface addresses */ 206#define SO_USELOOPBACK 0x0040 /* Unimplemented: bypass hardware when possible */ 207#define SO_LINGER 0x0080 /* linger on close if data present */ 208#define SO_DONTLINGER ((int)(~SO_LINGER)) 209#define SO_OOBINLINE 0x0100 /* Unimplemented: leave received OOB data in line */ 210#define SO_REUSEPORT 0x0200 /* Unimplemented: allow local address & port reuse */ 211#define SO_SNDBUF 0x1001 /* Unimplemented: send buffer size */ 212#define SO_RCVBUF 0x1002 /* receive buffer size */ 213#define SO_SNDLOWAT 0x1003 /* Unimplemented: send low-water mark */ 214#define SO_RCVLOWAT 0x1004 /* Unimplemented: receive low-water mark */ 215#define SO_SNDTIMEO 0x1005 /* send timeout */ 216#define SO_RCVTIMEO 0x1006 /* receive timeout */ 217#define SO_ERROR 0x1007 /* get error status and clear */ 218#define SO_TYPE 0x1008 /* get socket type */ 219#define SO_CONTIMEO 0x1009 /* Unimplemented: connect timeout */ 220#define SO_NO_CHECK 0x100a /* don't create UDP checksum */ 221#define SO_BINDTODEVICE 0x100b /* bind to device */ 222 223/* 224 * Structure used for manipulating linger option. 225 */ 226struct linger { 227 int l_onoff; /* option on/off */ 228 int l_linger; /* linger time in seconds */ 229}; 230 231/* 232 * Level number for (get/set)sockopt() to apply to socket itself. 233 */ 234#define SOL_SOCKET 0xfff /* options for socket level */ 235 236 237#define AF_UNSPEC 0 238#define AF_INET 2 239#if LWIP_IPV6 240#define AF_INET6 10 241#else /* LWIP_IPV6 */ 242#define AF_INET6 AF_UNSPEC 243#endif /* LWIP_IPV6 */ 244#define PF_INET AF_INET 245#define PF_INET6 AF_INET6 246#define PF_UNSPEC AF_UNSPEC 247 248#define IPPROTO_IP 0 249#define IPPROTO_ICMP 1 250#define IPPROTO_TCP 6 251#define IPPROTO_UDP 17 252#if LWIP_IPV6 253#define IPPROTO_IPV6 41 254#define IPPROTO_ICMPV6 58 255#endif /* LWIP_IPV6 */ 256#define IPPROTO_UDPLITE 136 257#define IPPROTO_RAW 255 258 259/* Flags we can use with send and recv. */ 260#define MSG_PEEK 0x01 /* Peeks at an incoming message */ 261#define MSG_WAITALL 0x02 /* Unimplemented: Requests that the function block until the full amount of data requested can be returned */ 262#define MSG_OOB 0x04 /* Unimplemented: Requests out-of-band data. The significance and semantics of out-of-band data are protocol-specific */ 263#define MSG_DONTWAIT 0x08 /* Nonblocking i/o for this operation only */ 264#define MSG_MORE 0x10 /* Sender will send more */ 265#define MSG_NOSIGNAL 0x20 /* Uninmplemented: Requests not to send the SIGPIPE signal if an attempt to send is made on a stream-oriented socket that is no longer connected. */ 266 267 268/* 269 * Options for level IPPROTO_IP 270 */ 271#define IP_TOS 1 272#define IP_TTL 2 273#define IP_PKTINFO 8 274 275#if LWIP_TCP 276/* 277 * Options for level IPPROTO_TCP 278 */ 279#define TCP_NODELAY 0x01 /* don't delay send to coalesce packets */ 280#define TCP_KEEPALIVE 0x02 /* send KEEPALIVE probes when idle for pcb->keep_idle milliseconds */ 281#define TCP_KEEPIDLE 0x03 /* set pcb->keep_idle - Same as TCP_KEEPALIVE, but use seconds for get/setsockopt */ 282#define TCP_KEEPINTVL 0x04 /* set pcb->keep_intvl - Use seconds for get/setsockopt */ 283#define TCP_KEEPCNT 0x05 /* set pcb->keep_cnt - Use number of probes sent for get/setsockopt */ 284#endif /* LWIP_TCP */ 285 286#if LWIP_IPV6 287/* 288 * Options for level IPPROTO_IPV6 289 */ 290#define IPV6_CHECKSUM 7 /* RFC3542: calculate and insert the ICMPv6 checksum for raw sockets. */ 291#define IPV6_V6ONLY 27 /* RFC3493: boolean control to restrict AF_INET6 sockets to IPv6 communications only. */ 292#endif /* LWIP_IPV6 */ 293 294#if LWIP_UDP && LWIP_UDPLITE 295/* 296 * Options for level IPPROTO_UDPLITE 297 */ 298#define UDPLITE_SEND_CSCOV 0x01 /* sender checksum coverage */ 299#define UDPLITE_RECV_CSCOV 0x02 /* minimal receiver checksum coverage */ 300#endif /* LWIP_UDP && LWIP_UDPLITE*/ 301 302 303#if LWIP_MULTICAST_TX_OPTIONS 304/* 305 * Options and types for UDP multicast traffic handling 306 */ 307#define IP_MULTICAST_TTL 5 308#define IP_MULTICAST_IF 6 309#define IP_MULTICAST_LOOP 7 310#endif /* LWIP_MULTICAST_TX_OPTIONS */ 311 312#if LWIP_IGMP 313/* 314 * Options and types related to multicast membership 315 */ 316#define IP_ADD_MEMBERSHIP 3 317#define IP_DROP_MEMBERSHIP 4 318 319typedef struct ip_mreq { 320 struct in_addr imr_multiaddr; /* IP multicast address of group */ 321 struct in_addr imr_interface; /* local IP address of interface */ 322} ip_mreq; 323#endif /* LWIP_IGMP */ 324 325#if LWIP_IPV4 326struct in_pktinfo { 327 unsigned int ipi_ifindex; /* Interface index */ 328 struct in_addr ipi_addr; /* Destination (from header) address */ 329}; 330#endif /* LWIP_IPV4 */ 331 332#if LWIP_IPV6_MLD 333/* 334 * Options and types related to IPv6 multicast membership 335 */ 336#define IPV6_JOIN_GROUP 12 337#define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP 338#define IPV6_LEAVE_GROUP 13 339#define IPV6_DROP_MEMBERSHIP IPV6_LEAVE_GROUP 340 341typedef struct ipv6_mreq { 342 struct in6_addr ipv6mr_multiaddr; /* IPv6 multicast addr */ 343 unsigned int ipv6mr_interface; /* interface index, or 0 */ 344} ipv6_mreq; 345#endif /* LWIP_IPV6_MLD */ 346 347/* 348 * The Type of Service provides an indication of the abstract 349 * parameters of the quality of service desired. These parameters are 350 * to be used to guide the selection of the actual service parameters 351 * when transmitting a datagram through a particular network. Several 352 * networks offer service precedence, which somehow treats high 353 * precedence traffic as more important than other traffic (generally 354 * by accepting only traffic above a certain precedence at time of high 355 * load). The major choice is a three way tradeoff between low-delay, 356 * high-reliability, and high-throughput. 357 * The use of the Delay, Throughput, and Reliability indications may 358 * increase the cost (in some sense) of the service. In many networks 359 * better performance for one of these parameters is coupled with worse 360 * performance on another. Except for very unusual cases at most two 361 * of these three indications should be set. 362 */ 363#define IPTOS_TOS_MASK 0x1E 364#define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK) 365#define IPTOS_LOWDELAY 0x10 366#define IPTOS_THROUGHPUT 0x08 367#define IPTOS_RELIABILITY 0x04 368#define IPTOS_LOWCOST 0x02 369#define IPTOS_MINCOST IPTOS_LOWCOST 370 371/* 372 * The Network Control precedence designation is intended to be used 373 * within a network only. The actual use and control of that 374 * designation is up to each network. The Internetwork Control 375 * designation is intended for use by gateway control originators only. 376 * If the actual use of these precedence designations is of concern to 377 * a particular network, it is the responsibility of that network to 378 * control the access to, and use of, those precedence designations. 379 */ 380#define IPTOS_PREC_MASK 0xe0 381#define IPTOS_PREC(tos) ((tos) & IPTOS_PREC_MASK) 382#define IPTOS_PREC_NETCONTROL 0xe0 383#define IPTOS_PREC_INTERNETCONTROL 0xc0 384#define IPTOS_PREC_CRITIC_ECP 0xa0 385#define IPTOS_PREC_FLASHOVERRIDE 0x80 386#define IPTOS_PREC_FLASH 0x60 387#define IPTOS_PREC_IMMEDIATE 0x40 388#define IPTOS_PREC_PRIORITY 0x20 389#define IPTOS_PREC_ROUTINE 0x00 390 391 392/* 393 * Commands for ioctlsocket(), taken from the BSD file fcntl.h. 394 * lwip_ioctl only supports FIONREAD and FIONBIO, for now 395 * 396 * Ioctl's have the command encoded in the lower word, 397 * and the size of any in or out parameters in the upper 398 * word. The high 2 bits of the upper word are used 399 * to encode the in/out status of the parameter; for now 400 * we restrict parameters to at most 128 bytes. 401 */ 402#if !defined(FIONREAD) || !defined(FIONBIO) 403#define IOCPARM_MASK 0x7fU /* parameters must be < 128 bytes */ 404#define IOC_VOID 0x20000000UL /* no parameters */ 405#define IOC_OUT 0x40000000UL /* copy out parameters */ 406#define IOC_IN 0x80000000UL /* copy in parameters */ 407#define IOC_INOUT (IOC_IN|IOC_OUT) 408 /* 0x20000000 distinguishes new & 409 old ioctl's */ 410#define _IO(x,y) ((long)(IOC_VOID|((x)<<8)|(y))) 411 412#define _IOR(x,y,t) ((long)(IOC_OUT|((sizeof(t)&IOCPARM_MASK)<<16)|((x)<<8)|(y))) 413 414#define _IOW(x,y,t) ((long)(IOC_IN|((sizeof(t)&IOCPARM_MASK)<<16)|((x)<<8)|(y))) 415#endif /* !defined(FIONREAD) || !defined(FIONBIO) */ 416 417#ifndef FIONREAD 418#define FIONREAD _IOR('f', 127, unsigned long) /* get # bytes to read */ 419#endif 420#ifndef FIONBIO 421#define FIONBIO _IOW('f', 126, unsigned long) /* set/clear non-blocking i/o */ 422#endif 423 424/* Socket I/O Controls: unimplemented */ 425#ifndef SIOCSHIWAT 426#define SIOCSHIWAT _IOW('s', 0, unsigned long) /* set high watermark */ 427#define SIOCGHIWAT _IOR('s', 1, unsigned long) /* get high watermark */ 428#define SIOCSLOWAT _IOW('s', 2, unsigned long) /* set low watermark */ 429#define SIOCGLOWAT _IOR('s', 3, unsigned long) /* get low watermark */ 430#define SIOCATMARK _IOR('s', 7, unsigned long) /* at oob mark? */ 431#endif 432 433/* commands for fnctl */ 434#ifndef F_GETFL 435#define F_GETFL 3 436#endif 437#ifndef F_SETFL 438#define F_SETFL 4 439#endif 440 441/* File status flags and file access modes for fnctl, 442 these are bits in an int. */ 443#ifndef O_NONBLOCK 444#define O_NONBLOCK 1 /* nonblocking I/O */ 445#endif 446#ifndef O_NDELAY 447#define O_NDELAY O_NONBLOCK /* same as O_NONBLOCK, for compatibility */ 448#endif 449#ifndef O_RDONLY 450#define O_RDONLY 2 451#endif 452#ifndef O_WRONLY 453#define O_WRONLY 4 454#endif 455#ifndef O_RDWR 456#define O_RDWR (O_RDONLY|O_WRONLY) 457#endif 458 459#ifndef SHUT_RD 460 #define SHUT_RD 0 461 #define SHUT_WR 1 462 #define SHUT_RDWR 2 463#endif 464 465/* FD_SET used for lwip_select */ 466#ifndef FD_SET 467#undef FD_SETSIZE 468/* Make FD_SETSIZE match NUM_SOCKETS in socket.c */ 469#define FD_SETSIZE MEMP_NUM_NETCONN 470#define LWIP_SELECT_MAXNFDS (FD_SETSIZE + LWIP_SOCKET_OFFSET) 471#define FDSETSAFESET(n, code) do { \ 472 if (((n) - LWIP_SOCKET_OFFSET < MEMP_NUM_NETCONN) && (((int)(n) - LWIP_SOCKET_OFFSET) >= 0)) { \ 473 code; }} while(0) 474#define FDSETSAFEGET(n, code) (((n) - LWIP_SOCKET_OFFSET < MEMP_NUM_NETCONN) && (((int)(n) - LWIP_SOCKET_OFFSET) >= 0) ?\ 475 (code) : 0) 476#define FD_SET(n, p) FDSETSAFESET(n, (p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] = (u8_t)((p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] | (1 << (((n)-LWIP_SOCKET_OFFSET) & 7)))) 477#define FD_CLR(n, p) FDSETSAFESET(n, (p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] = (u8_t)((p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] & ~(1 << (((n)-LWIP_SOCKET_OFFSET) & 7)))) 478#define FD_ISSET(n,p) FDSETSAFEGET(n, (p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] & (1 << (((n)-LWIP_SOCKET_OFFSET) & 7))) 479#define FD_ZERO(p) memset((void*)(p), 0, sizeof(*(p))) 480 481typedef struct fd_set 482{ 483 unsigned char fd_bits [(FD_SETSIZE+7)/8]; 484} fd_set; 485 486#elif FD_SETSIZE < (LWIP_SOCKET_OFFSET + MEMP_NUM_NETCONN) 487#error "external FD_SETSIZE too small for number of sockets" 488#else 489#define LWIP_SELECT_MAXNFDS FD_SETSIZE 490#endif /* FD_SET */ 491 492/* poll-related defines and types */ 493/* @todo: find a better way to guard the definition of these defines and types if already defined */ 494#if !defined(POLLIN) && !defined(POLLOUT) 495#define POLLIN 0x1 496#define POLLOUT 0x2 497#define POLLERR 0x4 498#define POLLNVAL 0x8 499/* Below values are unimplemented */ 500#define POLLRDNORM 0x10 501#define POLLRDBAND 0x20 502#define POLLPRI 0x40 503#define POLLWRNORM 0x80 504#define POLLWRBAND 0x100 505#define POLLHUP 0x200 506typedef unsigned int nfds_t; 507struct pollfd 508{ 509 int fd; 510 short events; 511 short revents; 512}; 513#endif 514 515/** LWIP_TIMEVAL_PRIVATE: if you want to use the struct timeval provided 516 * by your system, set this to 0 and include <sys/time.h> in cc.h */ 517#ifndef LWIP_TIMEVAL_PRIVATE 518#define LWIP_TIMEVAL_PRIVATE 1 519#endif 520 521#if LWIP_TIMEVAL_PRIVATE 522struct timeval { 523 long tv_sec; /* seconds */ 524 long tv_usec; /* and microseconds */ 525}; 526#endif /* LWIP_TIMEVAL_PRIVATE */ 527 528#define lwip_socket_init() /* Compatibility define, no init needed. */ 529void lwip_socket_thread_init(void); /* LWIP_NETCONN_SEM_PER_THREAD==1: initialize thread-local semaphore */ 530void lwip_socket_thread_cleanup(void); /* LWIP_NETCONN_SEM_PER_THREAD==1: destroy thread-local semaphore */ 531 532#if LWIP_COMPAT_SOCKETS == 2 533/* This helps code parsers/code completion by not having the COMPAT functions as defines */ 534#define lwip_accept accept 535#define lwip_bind bind 536#define lwip_shutdown shutdown 537#define lwip_getpeername getpeername 538#define lwip_getsockname getsockname 539#define lwip_setsockopt setsockopt 540#define lwip_getsockopt getsockopt 541#define lwip_close closesocket 542#define lwip_connect connect 543#define lwip_listen listen 544#define lwip_recv recv 545#define lwip_recvmsg recvmsg 546#define lwip_recvfrom recvfrom 547#define lwip_send send 548#define lwip_sendmsg sendmsg 549#define lwip_sendto sendto 550#define lwip_socket socket 551#if LWIP_SOCKET_SELECT 552#define lwip_select select 553#endif 554#if LWIP_SOCKET_POLL 555#define lwip_poll poll 556#endif 557#define lwip_ioctl ioctlsocket 558#define lwip_inet_ntop inet_ntop 559#define lwip_inet_pton inet_pton 560 561#if LWIP_POSIX_SOCKETS_IO_NAMES 562#define lwip_read read 563#define lwip_readv readv 564#define lwip_write write 565#define lwip_writev writev 566#undef lwip_close 567#define lwip_close close 568#define closesocket(s) close(s) 569int fcntl(int s, int cmd, ...); 570#undef lwip_ioctl 571#define lwip_ioctl ioctl 572#define ioctlsocket ioctl 573#endif /* LWIP_POSIX_SOCKETS_IO_NAMES */ 574#endif /* LWIP_COMPAT_SOCKETS == 2 */ 575 576int lwip_accept(int s, struct sockaddr *addr, socklen_t *addrlen); 577int lwip_bind(int s, const struct sockaddr *name, socklen_t namelen); 578int lwip_shutdown(int s, int how); 579int lwip_getpeername (int s, struct sockaddr *name, socklen_t *namelen); 580int lwip_getsockname (int s, struct sockaddr *name, socklen_t *namelen); 581int lwip_getsockopt (int s, int level, int optname, void *optval, socklen_t *optlen); 582int lwip_setsockopt (int s, int level, int optname, const void *optval, socklen_t optlen); 583 int lwip_close(int s); 584int lwip_connect(int s, const struct sockaddr *name, socklen_t namelen); 585int lwip_listen(int s, int backlog); 586ssize_t lwip_recv(int s, void *mem, size_t len, int flags); 587ssize_t lwip_read(int s, void *mem, size_t len); 588ssize_t lwip_readv(int s, const struct iovec *iov, int iovcnt); 589ssize_t lwip_recvfrom(int s, void *mem, size_t len, int flags, 590 struct sockaddr *from, socklen_t *fromlen); 591ssize_t lwip_recvmsg(int s, struct msghdr *message, int flags); 592ssize_t lwip_send(int s, const void *dataptr, size_t size, int flags); 593ssize_t lwip_sendmsg(int s, const struct msghdr *message, int flags); 594ssize_t lwip_sendto(int s, const void *dataptr, size_t size, int flags, 595 const struct sockaddr *to, socklen_t tolen); 596int lwip_socket(int domain, int type, int protocol); 597ssize_t lwip_write(int s, const void *dataptr, size_t size); 598ssize_t lwip_writev(int s, const struct iovec *iov, int iovcnt); 599#if LWIP_SOCKET_SELECT 600int lwip_select(int maxfdp1, fd_set *readset, fd_set *writeset, fd_set *exceptset, 601 struct timeval *timeout); 602#endif 603#if LWIP_SOCKET_POLL 604int lwip_poll(struct pollfd *fds, nfds_t nfds, int timeout); 605#endif 606int lwip_ioctl(int s, long cmd, void *argp); 607int lwip_fcntl(int s, int cmd, int val); 608const char *lwip_inet_ntop(int af, const void *src, char *dst, socklen_t size); 609int lwip_inet_pton(int af, const char *src, void *dst); 610 611#if LWIP_COMPAT_SOCKETS 612#if LWIP_COMPAT_SOCKETS != 2 613/** @ingroup socket */ 614#define accept(s,addr,addrlen) lwip_accept(s,addr,addrlen) 615/** @ingroup socket */ 616#define bind(s,name,namelen) lwip_bind(s,name,namelen) 617/** @ingroup socket */ 618#define shutdown(s,how) lwip_shutdown(s,how) 619/** @ingroup socket */ 620#define getpeername(s,name,namelen) lwip_getpeername(s,name,namelen) 621/** @ingroup socket */ 622#define getsockname(s,name,namelen) lwip_getsockname(s,name,namelen) 623/** @ingroup socket */ 624#define setsockopt(s,level,optname,opval,optlen) lwip_setsockopt(s,level,optname,opval,optlen) 625/** @ingroup socket */ 626#define getsockopt(s,level,optname,opval,optlen) lwip_getsockopt(s,level,optname,opval,optlen) 627/** @ingroup socket */ 628#define closesocket(s) lwip_close(s) 629/** @ingroup socket */ 630#define connect(s,name,namelen) lwip_connect(s,name,namelen) 631/** @ingroup socket */ 632#define listen(s,backlog) lwip_listen(s,backlog) 633/** @ingroup socket */ 634#define recv(s,mem,len,flags) lwip_recv(s,mem,len,flags) 635/** @ingroup socket */ 636#define recvmsg(s,message,flags) lwip_recvmsg(s,message,flags) 637/** @ingroup socket */ 638#define recvfrom(s,mem,len,flags,from,fromlen) lwip_recvfrom(s,mem,len,flags,from,fromlen) 639/** @ingroup socket */ 640#define send(s,dataptr,size,flags) lwip_send(s,dataptr,size,flags) 641/** @ingroup socket */ 642#define sendmsg(s,message,flags) lwip_sendmsg(s,message,flags) 643/** @ingroup socket */ 644#define sendto(s,dataptr,size,flags,to,tolen) lwip_sendto(s,dataptr,size,flags,to,tolen) 645/** @ingroup socket */ 646#define socket(domain,type,protocol) lwip_socket(domain,type,protocol) 647#if LWIP_SOCKET_SELECT 648/** @ingroup socket */ 649#define select(maxfdp1,readset,writeset,exceptset,timeout) lwip_select(maxfdp1,readset,writeset,exceptset,timeout) 650#endif 651#if LWIP_SOCKET_POLL 652/** @ingroup socket */ 653#define poll(fds,nfds,timeout) lwip_poll(fds,nfds,timeout) 654#endif 655/** @ingroup socket */ 656#define ioctlsocket(s,cmd,argp) lwip_ioctl(s,cmd,argp) 657/** @ingroup socket */ 658#define inet_ntop(af,src,dst,size) lwip_inet_ntop(af,src,dst,size) 659/** @ingroup socket */ 660#define inet_pton(af,src,dst) lwip_inet_pton(af,src,dst) 661 662#if LWIP_POSIX_SOCKETS_IO_NAMES 663/** @ingroup socket */ 664#define read(s,mem,len) lwip_read(s,mem,len) 665/** @ingroup socket */ 666#define readv(s,iov,iovcnt) lwip_readv(s,iov,iovcnt) 667/** @ingroup socket */ 668#define write(s,dataptr,len) lwip_write(s,dataptr,len) 669/** @ingroup socket */ 670#define writev(s,iov,iovcnt) lwip_writev(s,iov,iovcnt) 671/** @ingroup socket */ 672#define close(s) lwip_close(s) 673/** @ingroup socket */ 674#define fcntl(s,cmd,val) lwip_fcntl(s,cmd,val) 675/** @ingroup socket */ 676#define ioctl(s,cmd,argp) lwip_ioctl(s,cmd,argp) 677#endif /* LWIP_POSIX_SOCKETS_IO_NAMES */ 678#endif /* LWIP_COMPAT_SOCKETS != 2 */ 679 680#endif /* LWIP_COMPAT_SOCKETS */ 681 682#ifdef __cplusplus 683} 684#endif 685 686#endif /* LWIP_SOCKET */ 687 688#endif /* LWIP_HDR_SOCKETS_H */ 689