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NetServices/lwip/include/lwip/sockets.h@0:4edb816d21e1, 2015-10-16 (annotated)

Committer:
ICTFBI
Date:
Fri Oct 16 14:28:26 2015 +0000
Revision:
0:4edb816d21e1
Pre-update 16-10-15

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ICTFBI 0:4edb816d21e1 1 /*
ICTFBI 0:4edb816d21e1 2 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
ICTFBI 0:4edb816d21e1 3 * All rights reserved.
ICTFBI 0:4edb816d21e1 4 *
ICTFBI 0:4edb816d21e1 5 * Redistribution and use in source and binary forms, with or without modification,
ICTFBI 0:4edb816d21e1 6 * are permitted provided that the following conditions are met:
ICTFBI 0:4edb816d21e1 7 *
ICTFBI 0:4edb816d21e1 8 * 1. Redistributions of source code must retain the above copyright notice,
ICTFBI 0:4edb816d21e1 9 * this list of conditions and the following disclaimer.
ICTFBI 0:4edb816d21e1 10 * 2. Redistributions in binary form must reproduce the above copyright notice,
ICTFBI 0:4edb816d21e1 11 * this list of conditions and the following disclaimer in the documentation
ICTFBI 0:4edb816d21e1 12 * and/or other materials provided with the distribution.
ICTFBI 0:4edb816d21e1 13 * 3. The name of the author may not be used to endorse or promote products
ICTFBI 0:4edb816d21e1 14 * derived from this software without specific prior written permission.
ICTFBI 0:4edb816d21e1 15 *
ICTFBI 0:4edb816d21e1 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
ICTFBI 0:4edb816d21e1 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
ICTFBI 0:4edb816d21e1 18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
ICTFBI 0:4edb816d21e1 19 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
ICTFBI 0:4edb816d21e1 20 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
ICTFBI 0:4edb816d21e1 21 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
ICTFBI 0:4edb816d21e1 22 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
ICTFBI 0:4edb816d21e1 23 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
ICTFBI 0:4edb816d21e1 24 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
ICTFBI 0:4edb816d21e1 25 * OF SUCH DAMAGE.
ICTFBI 0:4edb816d21e1 26 *
ICTFBI 0:4edb816d21e1 27 * This file is part of the lwIP TCP/IP stack.
ICTFBI 0:4edb816d21e1 28 *
ICTFBI 0:4edb816d21e1 29 * Author: Adam Dunkels <adam@sics.se>
ICTFBI 0:4edb816d21e1 30 *
ICTFBI 0:4edb816d21e1 31 */
ICTFBI 0:4edb816d21e1 32
ICTFBI 0:4edb816d21e1 33
ICTFBI 0:4edb816d21e1 34 #ifndef __LWIP_SOCKETS_H__
ICTFBI 0:4edb816d21e1 35 #define __LWIP_SOCKETS_H__
ICTFBI 0:4edb816d21e1 36
ICTFBI 0:4edb816d21e1 37 #include "lwip/opt.h"
ICTFBI 0:4edb816d21e1 38
ICTFBI 0:4edb816d21e1 39 #if LWIP_SOCKET /* don't build if not configured for use in lwipopts.h */
ICTFBI 0:4edb816d21e1 40
ICTFBI 0:4edb816d21e1 41 #include <stddef.h> /* for size_t */
ICTFBI 0:4edb816d21e1 42
ICTFBI 0:4edb816d21e1 43 #include "lwip/ip_addr.h"
ICTFBI 0:4edb816d21e1 44 #include "lwip/inet.h"
ICTFBI 0:4edb816d21e1 45
ICTFBI 0:4edb816d21e1 46 #ifdef __cplusplus
ICTFBI 0:4edb816d21e1 47 extern "C" {
ICTFBI 0:4edb816d21e1 48 #endif
ICTFBI 0:4edb816d21e1 49
ICTFBI 0:4edb816d21e1 50 /* members are in network byte order */
ICTFBI 0:4edb816d21e1 51 struct sockaddr_in {
ICTFBI 0:4edb816d21e1 52 u8_t sin_len;
ICTFBI 0:4edb816d21e1 53 u8_t sin_family;
ICTFBI 0:4edb816d21e1 54 u16_t sin_port;
ICTFBI 0:4edb816d21e1 55 struct in_addr sin_addr;
ICTFBI 0:4edb816d21e1 56 char sin_zero[8];
ICTFBI 0:4edb816d21e1 57 };
ICTFBI 0:4edb816d21e1 58
ICTFBI 0:4edb816d21e1 59 struct sockaddr {
ICTFBI 0:4edb816d21e1 60 u8_t sa_len;
ICTFBI 0:4edb816d21e1 61 u8_t sa_family;
ICTFBI 0:4edb816d21e1 62 u16_t sa_data[14];
ICTFBI 0:4edb816d21e1 63 };
ICTFBI 0:4edb816d21e1 64
ICTFBI 0:4edb816d21e1 65 #ifndef socklen_t
ICTFBI 0:4edb816d21e1 66 # define socklen_t u32_t
ICTFBI 0:4edb816d21e1 67 #endif
ICTFBI 0:4edb816d21e1 68
ICTFBI 0:4edb816d21e1 69 /* Socket protocol types (TCP/UDP/RAW) */
ICTFBI 0:4edb816d21e1 70 #define SOCK_STREAM 1
ICTFBI 0:4edb816d21e1 71 #define SOCK_DGRAM 2
ICTFBI 0:4edb816d21e1 72 #define SOCK_RAW 3
ICTFBI 0:4edb816d21e1 73
ICTFBI 0:4edb816d21e1 74 /*
ICTFBI 0:4edb816d21e1 75 * Option flags per-socket. These must match the SOF_ flags in ip.h (checked in init.c)
ICTFBI 0:4edb816d21e1 76 */
ICTFBI 0:4edb816d21e1 77 #define SO_DEBUG 0x0001 /* Unimplemented: turn on debugging info recording */
ICTFBI 0:4edb816d21e1 78 #define SO_ACCEPTCONN 0x0002 /* socket has had listen() */
ICTFBI 0:4edb816d21e1 79 #define SO_REUSEADDR 0x0004 /* Allow local address reuse */
ICTFBI 0:4edb816d21e1 80 #define SO_KEEPALIVE 0x0008 /* keep connections alive */
ICTFBI 0:4edb816d21e1 81 #define SO_DONTROUTE 0x0010 /* Unimplemented: just use interface addresses */
ICTFBI 0:4edb816d21e1 82 #define SO_BROADCAST 0x0020 /* permit to send and to receive broadcast messages (see IP_SOF_BROADCAST option) */
ICTFBI 0:4edb816d21e1 83 #define SO_USELOOPBACK 0x0040 /* Unimplemented: bypass hardware when possible */
ICTFBI 0:4edb816d21e1 84 #define SO_LINGER 0x0080 /* linger on close if data present */
ICTFBI 0:4edb816d21e1 85 #define SO_OOBINLINE 0x0100 /* Unimplemented: leave received OOB data in line */
ICTFBI 0:4edb816d21e1 86 #define SO_REUSEPORT 0x0200 /* Unimplemented: allow local address & port reuse */
ICTFBI 0:4edb816d21e1 87
ICTFBI 0:4edb816d21e1 88 #define SO_DONTLINGER ((int)(~SO_LINGER))
ICTFBI 0:4edb816d21e1 89
ICTFBI 0:4edb816d21e1 90 /*
ICTFBI 0:4edb816d21e1 91 * Additional options, not kept in so_options.
ICTFBI 0:4edb816d21e1 92 */
ICTFBI 0:4edb816d21e1 93 #define SO_SNDBUF 0x1001 /* Unimplemented: send buffer size */
ICTFBI 0:4edb816d21e1 94 #define SO_RCVBUF 0x1002 /* receive buffer size */
ICTFBI 0:4edb816d21e1 95 #define SO_SNDLOWAT 0x1003 /* Unimplemented: send low-water mark */
ICTFBI 0:4edb816d21e1 96 #define SO_RCVLOWAT 0x1004 /* Unimplemented: receive low-water mark */
ICTFBI 0:4edb816d21e1 97 #define SO_SNDTIMEO 0x1005 /* Unimplemented: send timeout */
ICTFBI 0:4edb816d21e1 98 #define SO_RCVTIMEO 0x1006 /* receive timeout */
ICTFBI 0:4edb816d21e1 99 #define SO_ERROR 0x1007 /* get error status and clear */
ICTFBI 0:4edb816d21e1 100 #define SO_TYPE 0x1008 /* get socket type */
ICTFBI 0:4edb816d21e1 101 #define SO_CONTIMEO 0x1009 /* Unimplemented: connect timeout */
ICTFBI 0:4edb816d21e1 102 #define SO_NO_CHECK 0x100a /* don't create UDP checksum */
ICTFBI 0:4edb816d21e1 103
ICTFBI 0:4edb816d21e1 104
ICTFBI 0:4edb816d21e1 105 /*
ICTFBI 0:4edb816d21e1 106 * Structure used for manipulating linger option.
ICTFBI 0:4edb816d21e1 107 */
ICTFBI 0:4edb816d21e1 108 struct linger {
ICTFBI 0:4edb816d21e1 109 int l_onoff; /* option on/off */
ICTFBI 0:4edb816d21e1 110 int l_linger; /* linger time */
ICTFBI 0:4edb816d21e1 111 };
ICTFBI 0:4edb816d21e1 112
ICTFBI 0:4edb816d21e1 113 /*
ICTFBI 0:4edb816d21e1 114 * Level number for (get/set)sockopt() to apply to socket itself.
ICTFBI 0:4edb816d21e1 115 */
ICTFBI 0:4edb816d21e1 116 #define SOL_SOCKET 0xfff /* options for socket level */
ICTFBI 0:4edb816d21e1 117
ICTFBI 0:4edb816d21e1 118
ICTFBI 0:4edb816d21e1 119 #define AF_UNSPEC 0
ICTFBI 0:4edb816d21e1 120 #define AF_INET 2
ICTFBI 0:4edb816d21e1 121 #define PF_INET AF_INET
ICTFBI 0:4edb816d21e1 122 #define PF_UNSPEC AF_UNSPEC
ICTFBI 0:4edb816d21e1 123
ICTFBI 0:4edb816d21e1 124 #define IPPROTO_IP 0
ICTFBI 0:4edb816d21e1 125 #define IPPROTO_TCP 6
ICTFBI 0:4edb816d21e1 126 #define IPPROTO_UDP 17
ICTFBI 0:4edb816d21e1 127 #define IPPROTO_UDPLITE 136
ICTFBI 0:4edb816d21e1 128
ICTFBI 0:4edb816d21e1 129 /* Flags we can use with send and recv. */
ICTFBI 0:4edb816d21e1 130 #define MSG_PEEK 0x01 /* Peeks at an incoming message */
ICTFBI 0:4edb816d21e1 131 #define MSG_WAITALL 0x02 /* Unimplemented: Requests that the function block until the full amount of data requested can be returned */
ICTFBI 0:4edb816d21e1 132 #define MSG_OOB 0x04 /* Unimplemented: Requests out-of-band data. The significance and semantics of out-of-band data are protocol-specific */
ICTFBI 0:4edb816d21e1 133 #define MSG_DONTWAIT 0x08 /* Nonblocking i/o for this operation only */
ICTFBI 0:4edb816d21e1 134 #define MSG_MORE 0x10 /* Sender will send more */
ICTFBI 0:4edb816d21e1 135
ICTFBI 0:4edb816d21e1 136
ICTFBI 0:4edb816d21e1 137 /*
ICTFBI 0:4edb816d21e1 138 * Options for level IPPROTO_IP
ICTFBI 0:4edb816d21e1 139 */
ICTFBI 0:4edb816d21e1 140 #define IP_TOS 1
ICTFBI 0:4edb816d21e1 141 #define IP_TTL 2
ICTFBI 0:4edb816d21e1 142
ICTFBI 0:4edb816d21e1 143 #if LWIP_TCP
ICTFBI 0:4edb816d21e1 144 /*
ICTFBI 0:4edb816d21e1 145 * Options for level IPPROTO_TCP
ICTFBI 0:4edb816d21e1 146 */
ICTFBI 0:4edb816d21e1 147 #define TCP_NODELAY 0x01 /* don't delay send to coalesce packets */
ICTFBI 0:4edb816d21e1 148 #define TCP_KEEPALIVE 0x02 /* send KEEPALIVE probes when idle for pcb->keep_idle milliseconds */
ICTFBI 0:4edb816d21e1 149 #define TCP_KEEPIDLE 0x03 /* set pcb->keep_idle - Same as TCP_KEEPALIVE, but use seconds for get/setsockopt */
ICTFBI 0:4edb816d21e1 150 #define TCP_KEEPINTVL 0x04 /* set pcb->keep_intvl - Use seconds for get/setsockopt */
ICTFBI 0:4edb816d21e1 151 #define TCP_KEEPCNT 0x05 /* set pcb->keep_cnt - Use number of probes sent for get/setsockopt */
ICTFBI 0:4edb816d21e1 152 #endif /* LWIP_TCP */
ICTFBI 0:4edb816d21e1 153
ICTFBI 0:4edb816d21e1 154 #if LWIP_UDP && LWIP_UDPLITE
ICTFBI 0:4edb816d21e1 155 /*
ICTFBI 0:4edb816d21e1 156 * Options for level IPPROTO_UDPLITE
ICTFBI 0:4edb816d21e1 157 */
ICTFBI 0:4edb816d21e1 158 #define UDPLITE_SEND_CSCOV 0x01 /* sender checksum coverage */
ICTFBI 0:4edb816d21e1 159 #define UDPLITE_RECV_CSCOV 0x02 /* minimal receiver checksum coverage */
ICTFBI 0:4edb816d21e1 160 #endif /* LWIP_UDP && LWIP_UDPLITE*/
ICTFBI 0:4edb816d21e1 161
ICTFBI 0:4edb816d21e1 162
ICTFBI 0:4edb816d21e1 163 #if LWIP_IGMP
ICTFBI 0:4edb816d21e1 164 /*
ICTFBI 0:4edb816d21e1 165 * Options and types for UDP multicast traffic handling
ICTFBI 0:4edb816d21e1 166 */
ICTFBI 0:4edb816d21e1 167 #define IP_ADD_MEMBERSHIP 3
ICTFBI 0:4edb816d21e1 168 #define IP_DROP_MEMBERSHIP 4
ICTFBI 0:4edb816d21e1 169 #define IP_MULTICAST_TTL 5
ICTFBI 0:4edb816d21e1 170 #define IP_MULTICAST_IF 6
ICTFBI 0:4edb816d21e1 171 #define IP_MULTICAST_LOOP 7
ICTFBI 0:4edb816d21e1 172
ICTFBI 0:4edb816d21e1 173 typedef struct ip_mreq {
ICTFBI 0:4edb816d21e1 174 struct in_addr imr_multiaddr; /* IP multicast address of group */
ICTFBI 0:4edb816d21e1 175 struct in_addr imr_interface; /* local IP address of interface */
ICTFBI 0:4edb816d21e1 176 } ip_mreq;
ICTFBI 0:4edb816d21e1 177 #endif /* LWIP_IGMP */
ICTFBI 0:4edb816d21e1 178
ICTFBI 0:4edb816d21e1 179 /*
ICTFBI 0:4edb816d21e1 180 * The Type of Service provides an indication of the abstract
ICTFBI 0:4edb816d21e1 181 * parameters of the quality of service desired. These parameters are
ICTFBI 0:4edb816d21e1 182 * to be used to guide the selection of the actual service parameters
ICTFBI 0:4edb816d21e1 183 * when transmitting a datagram through a particular network. Several
ICTFBI 0:4edb816d21e1 184 * networks offer service precedence, which somehow treats high
ICTFBI 0:4edb816d21e1 185 * precedence traffic as more important than other traffic (generally
ICTFBI 0:4edb816d21e1 186 * by accepting only traffic above a certain precedence at time of high
ICTFBI 0:4edb816d21e1 187 * load). The major choice is a three way tradeoff between low-delay,
ICTFBI 0:4edb816d21e1 188 * high-reliability, and high-throughput.
ICTFBI 0:4edb816d21e1 189 * The use of the Delay, Throughput, and Reliability indications may
ICTFBI 0:4edb816d21e1 190 * increase the cost (in some sense) of the service. In many networks
ICTFBI 0:4edb816d21e1 191 * better performance for one of these parameters is coupled with worse
ICTFBI 0:4edb816d21e1 192 * performance on another. Except for very unusual cases at most two
ICTFBI 0:4edb816d21e1 193 * of these three indications should be set.
ICTFBI 0:4edb816d21e1 194 */
ICTFBI 0:4edb816d21e1 195 #define IPTOS_TOS_MASK 0x1E
ICTFBI 0:4edb816d21e1 196 #define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK)
ICTFBI 0:4edb816d21e1 197 #define IPTOS_LOWDELAY 0x10
ICTFBI 0:4edb816d21e1 198 #define IPTOS_THROUGHPUT 0x08
ICTFBI 0:4edb816d21e1 199 #define IPTOS_RELIABILITY 0x04
ICTFBI 0:4edb816d21e1 200 #define IPTOS_LOWCOST 0x02
ICTFBI 0:4edb816d21e1 201 #define IPTOS_MINCOST IPTOS_LOWCOST
ICTFBI 0:4edb816d21e1 202
ICTFBI 0:4edb816d21e1 203 /*
ICTFBI 0:4edb816d21e1 204 * The Network Control precedence designation is intended to be used
ICTFBI 0:4edb816d21e1 205 * within a network only. The actual use and control of that
ICTFBI 0:4edb816d21e1 206 * designation is up to each network. The Internetwork Control
ICTFBI 0:4edb816d21e1 207 * designation is intended for use by gateway control originators only.
ICTFBI 0:4edb816d21e1 208 * If the actual use of these precedence designations is of concern to
ICTFBI 0:4edb816d21e1 209 * a particular network, it is the responsibility of that network to
ICTFBI 0:4edb816d21e1 210 * control the access to, and use of, those precedence designations.
ICTFBI 0:4edb816d21e1 211 */
ICTFBI 0:4edb816d21e1 212 #define IPTOS_PREC_MASK 0xe0
ICTFBI 0:4edb816d21e1 213 #define IPTOS_PREC(tos) ((tos) & IPTOS_PREC_MASK)
ICTFBI 0:4edb816d21e1 214 #define IPTOS_PREC_NETCONTROL 0xe0
ICTFBI 0:4edb816d21e1 215 #define IPTOS_PREC_INTERNETCONTROL 0xc0
ICTFBI 0:4edb816d21e1 216 #define IPTOS_PREC_CRITIC_ECP 0xa0
ICTFBI 0:4edb816d21e1 217 #define IPTOS_PREC_FLASHOVERRIDE 0x80
ICTFBI 0:4edb816d21e1 218 #define IPTOS_PREC_FLASH 0x60
ICTFBI 0:4edb816d21e1 219 #define IPTOS_PREC_IMMEDIATE 0x40
ICTFBI 0:4edb816d21e1 220 #define IPTOS_PREC_PRIORITY 0x20
ICTFBI 0:4edb816d21e1 221 #define IPTOS_PREC_ROUTINE 0x00
ICTFBI 0:4edb816d21e1 222
ICTFBI 0:4edb816d21e1 223
ICTFBI 0:4edb816d21e1 224 /*
ICTFBI 0:4edb816d21e1 225 * Commands for ioctlsocket(), taken from the BSD file fcntl.h.
ICTFBI 0:4edb816d21e1 226 * lwip_ioctl only supports FIONREAD and FIONBIO, for now
ICTFBI 0:4edb816d21e1 227 *
ICTFBI 0:4edb816d21e1 228 * Ioctl's have the command encoded in the lower word,
ICTFBI 0:4edb816d21e1 229 * and the size of any in or out parameters in the upper
ICTFBI 0:4edb816d21e1 230 * word. The high 2 bits of the upper word are used
ICTFBI 0:4edb816d21e1 231 * to encode the in/out status of the parameter; for now
ICTFBI 0:4edb816d21e1 232 * we restrict parameters to at most 128 bytes.
ICTFBI 0:4edb816d21e1 233 */
ICTFBI 0:4edb816d21e1 234 #if !defined(FIONREAD) || !defined(FIONBIO)
ICTFBI 0:4edb816d21e1 235 #define IOCPARM_MASK 0x7fU /* parameters must be < 128 bytes */
ICTFBI 0:4edb816d21e1 236 #define IOC_VOID 0x20000000UL /* no parameters */
ICTFBI 0:4edb816d21e1 237 #define IOC_OUT 0x40000000UL /* copy out parameters */
ICTFBI 0:4edb816d21e1 238 #define IOC_IN 0x80000000UL /* copy in parameters */
ICTFBI 0:4edb816d21e1 239 #define IOC_INOUT (IOC_IN|IOC_OUT)
ICTFBI 0:4edb816d21e1 240 /* 0x20000000 distinguishes new &
ICTFBI 0:4edb816d21e1 241 old ioctl's */
ICTFBI 0:4edb816d21e1 242 #define _IO(x,y) (IOC_VOID|((x)<<8)|(y))
ICTFBI 0:4edb816d21e1 243
ICTFBI 0:4edb816d21e1 244 #define _IOR(x,y,t) (IOC_OUT|(((long)sizeof(t)&IOCPARM_MASK)<<16)|((x)<<8)|(y))
ICTFBI 0:4edb816d21e1 245
ICTFBI 0:4edb816d21e1 246 #define _IOW(x,y,t) (IOC_IN|(((long)sizeof(t)&IOCPARM_MASK)<<16)|((x)<<8)|(y))
ICTFBI 0:4edb816d21e1 247 #endif /* !defined(FIONREAD) || !defined(FIONBIO) */
ICTFBI 0:4edb816d21e1 248
ICTFBI 0:4edb816d21e1 249 #ifndef FIONREAD
ICTFBI 0:4edb816d21e1 250 #define FIONREAD _IOR('f', 127, unsigned long) /* get # bytes to read */
ICTFBI 0:4edb816d21e1 251 #endif
ICTFBI 0:4edb816d21e1 252 #ifndef FIONBIO
ICTFBI 0:4edb816d21e1 253 #define FIONBIO _IOW('f', 126, unsigned long) /* set/clear non-blocking i/o */
ICTFBI 0:4edb816d21e1 254 #endif
ICTFBI 0:4edb816d21e1 255
ICTFBI 0:4edb816d21e1 256 /* Socket I/O Controls: unimplemented */
ICTFBI 0:4edb816d21e1 257 #ifndef SIOCSHIWAT
ICTFBI 0:4edb816d21e1 258 #define SIOCSHIWAT _IOW('s', 0, unsigned long) /* set high watermark */
ICTFBI 0:4edb816d21e1 259 #define SIOCGHIWAT _IOR('s', 1, unsigned long) /* get high watermark */
ICTFBI 0:4edb816d21e1 260 #define SIOCSLOWAT _IOW('s', 2, unsigned long) /* set low watermark */
ICTFBI 0:4edb816d21e1 261 #define SIOCGLOWAT _IOR('s', 3, unsigned long) /* get low watermark */
ICTFBI 0:4edb816d21e1 262 #define SIOCATMARK _IOR('s', 7, unsigned long) /* at oob mark? */
ICTFBI 0:4edb816d21e1 263 #endif
ICTFBI 0:4edb816d21e1 264
ICTFBI 0:4edb816d21e1 265 /* commands for fnctl */
ICTFBI 0:4edb816d21e1 266 #ifndef F_GETFL
ICTFBI 0:4edb816d21e1 267 #define F_GETFL 3
ICTFBI 0:4edb816d21e1 268 #endif
ICTFBI 0:4edb816d21e1 269 #ifndef F_SETFL
ICTFBI 0:4edb816d21e1 270 #define F_SETFL 4
ICTFBI 0:4edb816d21e1 271 #endif
ICTFBI 0:4edb816d21e1 272
ICTFBI 0:4edb816d21e1 273 /* File status flags and file access modes for fnctl,
ICTFBI 0:4edb816d21e1 274 these are bits in an int. */
ICTFBI 0:4edb816d21e1 275 #ifndef O_NONBLOCK
ICTFBI 0:4edb816d21e1 276 #define O_NONBLOCK 1 /* nonblocking I/O */
ICTFBI 0:4edb816d21e1 277 #endif
ICTFBI 0:4edb816d21e1 278 #ifndef O_NDELAY
ICTFBI 0:4edb816d21e1 279 #define O_NDELAY 1 /* same as O_NONBLOCK, for compatibility */
ICTFBI 0:4edb816d21e1 280 #endif
ICTFBI 0:4edb816d21e1 281
ICTFBI 0:4edb816d21e1 282 #ifndef SHUT_RD
ICTFBI 0:4edb816d21e1 283 #define SHUT_RD 1
ICTFBI 0:4edb816d21e1 284 #define SHUT_WR 2
ICTFBI 0:4edb816d21e1 285 #define SHUT_RDWR 3
ICTFBI 0:4edb816d21e1 286 #endif
ICTFBI 0:4edb816d21e1 287
ICTFBI 0:4edb816d21e1 288 /* FD_SET used for lwip_select */
ICTFBI 0:4edb816d21e1 289 #ifndef FD_SET
ICTFBI 0:4edb816d21e1 290 #undef FD_SETSIZE
ICTFBI 0:4edb816d21e1 291 /* Make FD_SETSIZE match NUM_SOCKETS in socket.c */
ICTFBI 0:4edb816d21e1 292 #define FD_SETSIZE MEMP_NUM_NETCONN
ICTFBI 0:4edb816d21e1 293 #define FD_SET(n, p) ((p)->fd_bits[(n)/8] |= (1 << ((n) & 7)))
ICTFBI 0:4edb816d21e1 294 #define FD_CLR(n, p) ((p)->fd_bits[(n)/8] &= ~(1 << ((n) & 7)))
ICTFBI 0:4edb816d21e1 295 #define FD_ISSET(n,p) ((p)->fd_bits[(n)/8] & (1 << ((n) & 7)))
ICTFBI 0:4edb816d21e1 296 #define FD_ZERO(p) memset((void*)(p),0,sizeof(*(p)))
ICTFBI 0:4edb816d21e1 297
ICTFBI 0:4edb816d21e1 298 typedef struct fd_set {
ICTFBI 0:4edb816d21e1 299 unsigned char fd_bits [(FD_SETSIZE+7)/8];
ICTFBI 0:4edb816d21e1 300 } fd_set;
ICTFBI 0:4edb816d21e1 301
ICTFBI 0:4edb816d21e1 302 #endif /* FD_SET */
ICTFBI 0:4edb816d21e1 303
ICTFBI 0:4edb816d21e1 304 /** LWIP_TIMEVAL_PRIVATE: if you want to use the struct timeval provided
ICTFBI 0:4edb816d21e1 305 * by your system, set this to 0 and include <sys/time.h> in cc.h */
ICTFBI 0:4edb816d21e1 306 #ifndef LWIP_TIMEVAL_PRIVATE
ICTFBI 0:4edb816d21e1 307 #define LWIP_TIMEVAL_PRIVATE 1
ICTFBI 0:4edb816d21e1 308 #endif
ICTFBI 0:4edb816d21e1 309
ICTFBI 0:4edb816d21e1 310 #if LWIP_TIMEVAL_PRIVATE
ICTFBI 0:4edb816d21e1 311 struct timeval {
ICTFBI 0:4edb816d21e1 312 long tv_sec; /* seconds */
ICTFBI 0:4edb816d21e1 313 long tv_usec; /* and microseconds */
ICTFBI 0:4edb816d21e1 314 };
ICTFBI 0:4edb816d21e1 315 #endif /* LWIP_TIMEVAL_PRIVATE */
ICTFBI 0:4edb816d21e1 316
ICTFBI 0:4edb816d21e1 317 void lwip_socket_init(void);
ICTFBI 0:4edb816d21e1 318
ICTFBI 0:4edb816d21e1 319 int lwip_accept(int s, struct sockaddr *addr, socklen_t *addrlen);
ICTFBI 0:4edb816d21e1 320 int lwip_bind(int s, const struct sockaddr *name, socklen_t namelen);
ICTFBI 0:4edb816d21e1 321 int lwip_shutdown(int s, int how);
ICTFBI 0:4edb816d21e1 322 int lwip_getpeername (int s, struct sockaddr *name, socklen_t *namelen);
ICTFBI 0:4edb816d21e1 323 int lwip_getsockname (int s, struct sockaddr *name, socklen_t *namelen);
ICTFBI 0:4edb816d21e1 324 int lwip_getsockopt (int s, int level, int optname, void *optval, socklen_t *optlen);
ICTFBI 0:4edb816d21e1 325 int lwip_setsockopt (int s, int level, int optname, const void *optval, socklen_t optlen);
ICTFBI 0:4edb816d21e1 326 int lwip_close(int s);
ICTFBI 0:4edb816d21e1 327 int lwip_connect(int s, const struct sockaddr *name, socklen_t namelen);
ICTFBI 0:4edb816d21e1 328 int lwip_listen(int s, int backlog);
ICTFBI 0:4edb816d21e1 329 int lwip_recv(int s, void *mem, size_t len, int flags);
ICTFBI 0:4edb816d21e1 330 int lwip_read(int s, void *mem, size_t len);
ICTFBI 0:4edb816d21e1 331 int lwip_recvfrom(int s, void *mem, size_t len, int flags,
ICTFBI 0:4edb816d21e1 332 struct sockaddr *from, socklen_t *fromlen);
ICTFBI 0:4edb816d21e1 333 int lwip_send(int s, const void *dataptr, size_t size, int flags);
ICTFBI 0:4edb816d21e1 334 int lwip_sendto(int s, const void *dataptr, size_t size, int flags,
ICTFBI 0:4edb816d21e1 335 const struct sockaddr *to, socklen_t tolen);
ICTFBI 0:4edb816d21e1 336 int lwip_socket(int domain, int type, int protocol);
ICTFBI 0:4edb816d21e1 337 int lwip_write(int s, const void *dataptr, size_t size);
ICTFBI 0:4edb816d21e1 338 int lwip_select(int maxfdp1, fd_set *readset, fd_set *writeset, fd_set *exceptset,
ICTFBI 0:4edb816d21e1 339 struct timeval *timeout);
ICTFBI 0:4edb816d21e1 340 int lwip_ioctl(int s, long cmd, void *argp);
ICTFBI 0:4edb816d21e1 341 int lwip_fcntl(int s, int cmd, int val);
ICTFBI 0:4edb816d21e1 342
ICTFBI 0:4edb816d21e1 343 #if LWIP_COMPAT_SOCKETS
ICTFBI 0:4edb816d21e1 344 #define accept(a,b,c) lwip_accept(a,b,c)
ICTFBI 0:4edb816d21e1 345 #define bind(a,b,c) lwip_bind(a,b,c)
ICTFBI 0:4edb816d21e1 346 #define shutdown(a,b) lwip_shutdown(a,b)
ICTFBI 0:4edb816d21e1 347 #define closesocket(s) lwip_close(s)
ICTFBI 0:4edb816d21e1 348 #define connect(a,b,c) lwip_connect(a,b,c)
ICTFBI 0:4edb816d21e1 349 #define getsockname(a,b,c) lwip_getsockname(a,b,c)
ICTFBI 0:4edb816d21e1 350 #define getpeername(a,b,c) lwip_getpeername(a,b,c)
ICTFBI 0:4edb816d21e1 351 #define setsockopt(a,b,c,d,e) lwip_setsockopt(a,b,c,d,e)
ICTFBI 0:4edb816d21e1 352 #define getsockopt(a,b,c,d,e) lwip_getsockopt(a,b,c,d,e)
ICTFBI 0:4edb816d21e1 353 #define listen(a,b) lwip_listen(a,b)
ICTFBI 0:4edb816d21e1 354 #define recv(a,b,c,d) lwip_recv(a,b,c,d)
ICTFBI 0:4edb816d21e1 355 #define recvfrom(a,b,c,d,e,f) lwip_recvfrom(a,b,c,d,e,f)
ICTFBI 0:4edb816d21e1 356 #define send(a,b,c,d) lwip_send(a,b,c,d)
ICTFBI 0:4edb816d21e1 357 #define sendto(a,b,c,d,e,f) lwip_sendto(a,b,c,d,e,f)
ICTFBI 0:4edb816d21e1 358 #define socket(a,b,c) lwip_socket(a,b,c)
ICTFBI 0:4edb816d21e1 359 #define select(a,b,c,d,e) lwip_select(a,b,c,d,e)
ICTFBI 0:4edb816d21e1 360 #define ioctlsocket(a,b,c) lwip_ioctl(a,b,c)
ICTFBI 0:4edb816d21e1 361
ICTFBI 0:4edb816d21e1 362 #if LWIP_POSIX_SOCKETS_IO_NAMES
ICTFBI 0:4edb816d21e1 363 #define read(a,b,c) lwip_read(a,b,c)
ICTFBI 0:4edb816d21e1 364 #define write(a,b,c) lwip_write(a,b,c)
ICTFBI 0:4edb816d21e1 365 #define close(s) lwip_close(s)
ICTFBI 0:4edb816d21e1 366 #endif /* LWIP_POSIX_SOCKETS_IO_NAMES */
ICTFBI 0:4edb816d21e1 367
ICTFBI 0:4edb816d21e1 368 #endif /* LWIP_COMPAT_SOCKETS */
ICTFBI 0:4edb816d21e1 369
ICTFBI 0:4edb816d21e1 370 #ifdef __cplusplus
ICTFBI 0:4edb816d21e1 371 }
ICTFBI 0:4edb816d21e1 372 #endif
ICTFBI 0:4edb816d21e1 373
ICTFBI 0:4edb816d21e1 374 #endif /* LWIP_SOCKET */
ICTFBI 0:4edb816d21e1 375
ICTFBI 0:4edb816d21e1 376 #endif /* __LWIP_SOCKETS_H__ */