| /** |
| * @file |
| * Socket API (to be used from non-TCPIP threads) |
| */ |
| |
| /* |
| * Copyright (c) 2001-2004 Swedish Institute of Computer Science. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT |
| * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT |
| * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
| * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY |
| * OF SUCH DAMAGE. |
| * |
| * This file is part of the lwIP TCP/IP stack. |
| * |
| * Author: Adam Dunkels <adam@sics.se> |
| * |
| */ |
| |
| |
| #ifndef LWIP_HDR_SOCKETS_H |
| #define LWIP_HDR_SOCKETS_H |
| |
| #include "lwip/opt.h" |
| |
| #if LWIP_SOCKET /* don't build if not configured for use in lwipopts.h */ |
| |
| #include "lwip/ip_addr.h" |
| #include "lwip/netif.h" |
| #include "lwip/err.h" |
| #include "lwip/inet.h" |
| #include "lwip/errno.h" |
| |
| #include <string.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* If your port already typedef's sa_family_t, define SA_FAMILY_T_DEFINED |
| to prevent this code from redefining it. */ |
| #if !defined(sa_family_t) && !defined(SA_FAMILY_T_DEFINED) |
| typedef u8_t sa_family_t; |
| #endif |
| /* If your port already typedef's in_port_t, define IN_PORT_T_DEFINED |
| to prevent this code from redefining it. */ |
| #if !defined(in_port_t) && !defined(IN_PORT_T_DEFINED) |
| typedef u16_t in_port_t; |
| #endif |
| |
| #if LWIP_IPV4 |
| /* members are in network byte order */ |
| struct sockaddr_in { |
| u8_t sin_len; |
| sa_family_t sin_family; |
| in_port_t sin_port; |
| struct in_addr sin_addr; |
| #define SIN_ZERO_LEN 8 |
| char sin_zero[SIN_ZERO_LEN]; |
| }; |
| #endif /* LWIP_IPV4 */ |
| |
| #if LWIP_IPV6 |
| struct sockaddr_in6 { |
| u8_t sin6_len; /* length of this structure */ |
| sa_family_t sin6_family; /* AF_INET6 */ |
| in_port_t sin6_port; /* Transport layer port # */ |
| u32_t sin6_flowinfo; /* IPv6 flow information */ |
| struct in6_addr sin6_addr; /* IPv6 address */ |
| u32_t sin6_scope_id; /* Set of interfaces for scope */ |
| }; |
| #endif /* LWIP_IPV6 */ |
| |
| struct sockaddr { |
| u8_t sa_len; |
| sa_family_t sa_family; |
| char sa_data[14]; |
| }; |
| |
| struct sockaddr_storage { |
| u8_t s2_len; |
| sa_family_t ss_family; |
| char s2_data1[2]; |
| u32_t s2_data2[3]; |
| #if LWIP_IPV6 |
| u32_t s2_data3[3]; |
| #endif /* LWIP_IPV6 */ |
| }; |
| |
| /* If your port already typedef's socklen_t, define SOCKLEN_T_DEFINED |
| to prevent this code from redefining it. */ |
| #if !defined(socklen_t) && !defined(SOCKLEN_T_DEFINED) |
| typedef u32_t socklen_t; |
| #endif |
| |
| #if !defined IOV_MAX |
| #define IOV_MAX 0xFFFF |
| #elif IOV_MAX > 0xFFFF |
| #error "IOV_MAX larger than supported by LwIP" |
| #endif /* IOV_MAX */ |
| |
| #if !defined(iovec) |
| struct iovec { |
| void *iov_base; |
| size_t iov_len; |
| }; |
| #endif |
| |
| struct msghdr { |
| void *msg_name; |
| socklen_t msg_namelen; |
| struct iovec *msg_iov; |
| int msg_iovlen; |
| void *msg_control; |
| socklen_t msg_controllen; |
| int msg_flags; |
| }; |
| |
| /* struct msghdr->msg_flags bit field values */ |
| #define MSG_TRUNC 0x04 |
| #define MSG_CTRUNC 0x08 |
| |
| /* RFC 3542, Section 20: Ancillary Data */ |
| struct cmsghdr { |
| socklen_t cmsg_len; /* number of bytes, including header */ |
| int cmsg_level; /* originating protocol */ |
| int cmsg_type; /* protocol-specific type */ |
| }; |
| /* Data section follows header and possible padding, typically referred to as |
| unsigned char cmsg_data[]; */ |
| |
| /* cmsg header/data alignment. NOTE: we align to native word size (double word |
| size on 16-bit arch) so structures are not placed at an unaligned address. |
| 16-bit arch needs double word to ensure 32-bit alignment because socklen_t |
| could be 32 bits. If we ever have cmsg data with a 64-bit variable, alignment |
| will need to increase long long */ |
| #define ALIGN_H(size) (((size) + sizeof(long) - 1U) & ~(sizeof(long)-1U)) |
| #define ALIGN_D(size) ALIGN_H(size) |
| |
| #define CMSG_FIRSTHDR(mhdr) \ |
| ((mhdr)->msg_controllen >= sizeof(struct cmsghdr) ? \ |
| (struct cmsghdr *)(mhdr)->msg_control : \ |
| (struct cmsghdr *)NULL) |
| |
| #define CMSG_NXTHDR(mhdr, cmsg) \ |
| (((cmsg) == NULL) ? CMSG_FIRSTHDR(mhdr) : \ |
| (((u8_t *)(cmsg) + ALIGN_H((cmsg)->cmsg_len) \ |
| + ALIGN_D(sizeof(struct cmsghdr)) > \ |
| (u8_t *)((mhdr)->msg_control) + (mhdr)->msg_controllen) ? \ |
| (struct cmsghdr *)NULL : \ |
| (struct cmsghdr *)((void*)((u8_t *)(cmsg) + \ |
| ALIGN_H((cmsg)->cmsg_len))))) |
| |
| #define CMSG_DATA(cmsg) ((void*)((u8_t *)(cmsg) + \ |
| ALIGN_D(sizeof(struct cmsghdr)))) |
| |
| #define CMSG_SPACE(length) (ALIGN_D(sizeof(struct cmsghdr)) + \ |
| ALIGN_H(length)) |
| |
| #define CMSG_LEN(length) (ALIGN_D(sizeof(struct cmsghdr)) + \ |
| length) |
| |
| /* Set socket options argument */ |
| #define IFNAMSIZ NETIF_NAMESIZE |
| struct ifreq { |
| char ifr_name[IFNAMSIZ]; /* Interface name */ |
| }; |
| |
| /* Socket protocol types (TCP/UDP/RAW) */ |
| #define SOCK_STREAM 1 |
| #define SOCK_DGRAM 2 |
| #define SOCK_RAW 3 |
| |
| /* |
| * Option flags per-socket. These must match the SOF_ flags in ip.h (checked in init.c) |
| */ |
| #define SO_REUSEADDR 0x0004 /* Allow local address reuse */ |
| #define SO_KEEPALIVE 0x0008 /* keep connections alive */ |
| #define SO_BROADCAST 0x0020 /* permit to send and to receive broadcast messages (see IP_SOF_BROADCAST option) */ |
| |
| |
| /* |
| * Additional options, not kept in so_options. |
| */ |
| #define SO_DEBUG 0x0001 /* Unimplemented: turn on debugging info recording */ |
| #define SO_ACCEPTCONN 0x0002 /* socket has had listen() */ |
| #define SO_DONTROUTE 0x0010 /* Unimplemented: just use interface addresses */ |
| #define SO_USELOOPBACK 0x0040 /* Unimplemented: bypass hardware when possible */ |
| #define SO_LINGER 0x0080 /* linger on close if data present */ |
| #define SO_DONTLINGER ((int)(~SO_LINGER)) |
| #define SO_OOBINLINE 0x0100 /* Unimplemented: leave received OOB data in line */ |
| #define SO_REUSEPORT 0x0200 /* Unimplemented: allow local address & port reuse */ |
| #define SO_SNDBUF 0x1001 /* Unimplemented: send buffer size */ |
| #define SO_RCVBUF 0x1002 /* receive buffer size */ |
| #define SO_SNDLOWAT 0x1003 /* Unimplemented: send low-water mark */ |
| #define SO_RCVLOWAT 0x1004 /* Unimplemented: receive low-water mark */ |
| #define SO_SNDTIMEO 0x1005 /* send timeout */ |
| #define SO_RCVTIMEO 0x1006 /* receive timeout */ |
| #define SO_ERROR 0x1007 /* get error status and clear */ |
| #define SO_TYPE 0x1008 /* get socket type */ |
| #define SO_CONTIMEO 0x1009 /* Unimplemented: connect timeout */ |
| #define SO_NO_CHECK 0x100a /* don't create UDP checksum */ |
| #define SO_BINDTODEVICE 0x100b /* bind to device */ |
| |
| /* |
| * Structure used for manipulating linger option. |
| */ |
| struct linger { |
| int l_onoff; /* option on/off */ |
| int l_linger; /* linger time in seconds */ |
| }; |
| |
| /* |
| * Level number for (get/set)sockopt() to apply to socket itself. |
| */ |
| #define SOL_SOCKET 0xfff /* options for socket level */ |
| |
| |
| #define AF_UNSPEC 0 |
| #define AF_INET 2 |
| #if LWIP_IPV6 |
| #define AF_INET6 10 |
| #else /* LWIP_IPV6 */ |
| #define AF_INET6 AF_UNSPEC |
| #endif /* LWIP_IPV6 */ |
| #define PF_INET AF_INET |
| #define PF_INET6 AF_INET6 |
| #define PF_UNSPEC AF_UNSPEC |
| |
| #define IPPROTO_IP 0 |
| #define IPPROTO_ICMP 1 |
| #define IPPROTO_TCP 6 |
| #define IPPROTO_UDP 17 |
| #if LWIP_IPV6 |
| #define IPPROTO_IPV6 41 |
| #define IPPROTO_ICMPV6 58 |
| #endif /* LWIP_IPV6 */ |
| #define IPPROTO_UDPLITE 136 |
| #define IPPROTO_RAW 255 |
| |
| /* Flags we can use with send and recv. */ |
| #define MSG_PEEK 0x01 /* Peeks at an incoming message */ |
| #define MSG_WAITALL 0x02 /* Unimplemented: Requests that the function block until the full amount of data requested can be returned */ |
| #define MSG_OOB 0x04 /* Unimplemented: Requests out-of-band data. The significance and semantics of out-of-band data are protocol-specific */ |
| #define MSG_DONTWAIT 0x08 /* Nonblocking i/o for this operation only */ |
| #define MSG_MORE 0x10 /* Sender will send more */ |
| #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. */ |
| |
| |
| /* |
| * Options for level IPPROTO_IP |
| */ |
| #define IP_TOS 1 |
| #define IP_TTL 2 |
| #define IP_PKTINFO 8 |
| |
| #if LWIP_TCP |
| /* |
| * Options for level IPPROTO_TCP |
| */ |
| #define TCP_NODELAY 0x01 /* don't delay send to coalesce packets */ |
| #define TCP_KEEPALIVE 0x02 /* send KEEPALIVE probes when idle for pcb->keep_idle milliseconds */ |
| #define TCP_KEEPIDLE 0x03 /* set pcb->keep_idle - Same as TCP_KEEPALIVE, but use seconds for get/setsockopt */ |
| #define TCP_KEEPINTVL 0x04 /* set pcb->keep_intvl - Use seconds for get/setsockopt */ |
| #define TCP_KEEPCNT 0x05 /* set pcb->keep_cnt - Use number of probes sent for get/setsockopt */ |
| #endif /* LWIP_TCP */ |
| |
| #if LWIP_IPV6 |
| /* |
| * Options for level IPPROTO_IPV6 |
| */ |
| #define IPV6_CHECKSUM 7 /* RFC3542: calculate and insert the ICMPv6 checksum for raw sockets. */ |
| #define IPV6_V6ONLY 27 /* RFC3493: boolean control to restrict AF_INET6 sockets to IPv6 communications only. */ |
| #endif /* LWIP_IPV6 */ |
| |
| #if LWIP_UDP && LWIP_UDPLITE |
| /* |
| * Options for level IPPROTO_UDPLITE |
| */ |
| #define UDPLITE_SEND_CSCOV 0x01 /* sender checksum coverage */ |
| #define UDPLITE_RECV_CSCOV 0x02 /* minimal receiver checksum coverage */ |
| #endif /* LWIP_UDP && LWIP_UDPLITE*/ |
| |
| |
| #if LWIP_MULTICAST_TX_OPTIONS |
| /* |
| * Options and types for UDP multicast traffic handling |
| */ |
| #define IP_MULTICAST_TTL 5 |
| #define IP_MULTICAST_IF 6 |
| #define IP_MULTICAST_LOOP 7 |
| #endif /* LWIP_MULTICAST_TX_OPTIONS */ |
| |
| #if LWIP_IGMP |
| /* |
| * Options and types related to multicast membership |
| */ |
| #define IP_ADD_MEMBERSHIP 3 |
| #define IP_DROP_MEMBERSHIP 4 |
| |
| typedef struct ip_mreq { |
| struct in_addr imr_multiaddr; /* IP multicast address of group */ |
| struct in_addr imr_interface; /* local IP address of interface */ |
| } ip_mreq; |
| #endif /* LWIP_IGMP */ |
| |
| #if LWIP_IPV4 |
| struct in_pktinfo { |
| unsigned int ipi_ifindex; /* Interface index */ |
| struct in_addr ipi_addr; /* Destination (from header) address */ |
| }; |
| #endif /* LWIP_IPV4 */ |
| |
| #if LWIP_IPV6_MLD |
| /* |
| * Options and types related to IPv6 multicast membership |
| */ |
| #define IPV6_JOIN_GROUP 12 |
| #define IPV6_ADD_MEMBERSHIP IPV6_JOIN_GROUP |
| #define IPV6_LEAVE_GROUP 13 |
| #define IPV6_DROP_MEMBERSHIP IPV6_LEAVE_GROUP |
| |
| typedef struct ipv6_mreq { |
| struct in6_addr ipv6mr_multiaddr; /* IPv6 multicast addr */ |
| unsigned int ipv6mr_interface; /* interface index, or 0 */ |
| } ipv6_mreq; |
| #endif /* LWIP_IPV6_MLD */ |
| |
| /* |
| * The Type of Service provides an indication of the abstract |
| * parameters of the quality of service desired. These parameters are |
| * to be used to guide the selection of the actual service parameters |
| * when transmitting a datagram through a particular network. Several |
| * networks offer service precedence, which somehow treats high |
| * precedence traffic as more important than other traffic (generally |
| * by accepting only traffic above a certain precedence at time of high |
| * load). The major choice is a three way tradeoff between low-delay, |
| * high-reliability, and high-throughput. |
| * The use of the Delay, Throughput, and Reliability indications may |
| * increase the cost (in some sense) of the service. In many networks |
| * better performance for one of these parameters is coupled with worse |
| * performance on another. Except for very unusual cases at most two |
| * of these three indications should be set. |
| */ |
| #define IPTOS_TOS_MASK 0x1E |
| #define IPTOS_TOS(tos) ((tos) & IPTOS_TOS_MASK) |
| #define IPTOS_LOWDELAY 0x10 |
| #define IPTOS_THROUGHPUT 0x08 |
| #define IPTOS_RELIABILITY 0x04 |
| #define IPTOS_LOWCOST 0x02 |
| #define IPTOS_MINCOST IPTOS_LOWCOST |
| |
| /* |
| * The Network Control precedence designation is intended to be used |
| * within a network only. The actual use and control of that |
| * designation is up to each network. The Internetwork Control |
| * designation is intended for use by gateway control originators only. |
| * If the actual use of these precedence designations is of concern to |
| * a particular network, it is the responsibility of that network to |
| * control the access to, and use of, those precedence designations. |
| */ |
| #define IPTOS_PREC_MASK 0xe0 |
| #define IPTOS_PREC(tos) ((tos) & IPTOS_PREC_MASK) |
| #define IPTOS_PREC_NETCONTROL 0xe0 |
| #define IPTOS_PREC_INTERNETCONTROL 0xc0 |
| #define IPTOS_PREC_CRITIC_ECP 0xa0 |
| #define IPTOS_PREC_FLASHOVERRIDE 0x80 |
| #define IPTOS_PREC_FLASH 0x60 |
| #define IPTOS_PREC_IMMEDIATE 0x40 |
| #define IPTOS_PREC_PRIORITY 0x20 |
| #define IPTOS_PREC_ROUTINE 0x00 |
| |
| |
| /* |
| * Commands for ioctlsocket(), taken from the BSD file fcntl.h. |
| * lwip_ioctl only supports FIONREAD and FIONBIO, for now |
| * |
| * Ioctl's have the command encoded in the lower word, |
| * and the size of any in or out parameters in the upper |
| * word. The high 2 bits of the upper word are used |
| * to encode the in/out status of the parameter; for now |
| * we restrict parameters to at most 128 bytes. |
| */ |
| #if !defined(FIONREAD) || !defined(FIONBIO) |
| #define IOCPARM_MASK 0x7fU /* parameters must be < 128 bytes */ |
| #define IOC_VOID 0x20000000UL /* no parameters */ |
| #define IOC_OUT 0x40000000UL /* copy out parameters */ |
| #define IOC_IN 0x80000000UL /* copy in parameters */ |
| #define IOC_INOUT (IOC_IN|IOC_OUT) |
| /* 0x20000000 distinguishes new & |
| old ioctl's */ |
| #define _IO(x,y) ((long)(IOC_VOID|((x)<<8)|(y))) |
| |
| #define _IOR(x,y,t) ((long)(IOC_OUT|((sizeof(t)&IOCPARM_MASK)<<16)|((x)<<8)|(y))) |
| |
| #define _IOW(x,y,t) ((long)(IOC_IN|((sizeof(t)&IOCPARM_MASK)<<16)|((x)<<8)|(y))) |
| #endif /* !defined(FIONREAD) || !defined(FIONBIO) */ |
| |
| #ifndef FIONREAD |
| #define FIONREAD _IOR('f', 127, unsigned long) /* get # bytes to read */ |
| #endif |
| #ifndef FIONBIO |
| #define FIONBIO _IOW('f', 126, unsigned long) /* set/clear non-blocking i/o */ |
| #endif |
| |
| /* Socket I/O Controls: unimplemented */ |
| #ifndef SIOCSHIWAT |
| #define SIOCSHIWAT _IOW('s', 0, unsigned long) /* set high watermark */ |
| #define SIOCGHIWAT _IOR('s', 1, unsigned long) /* get high watermark */ |
| #define SIOCSLOWAT _IOW('s', 2, unsigned long) /* set low watermark */ |
| #define SIOCGLOWAT _IOR('s', 3, unsigned long) /* get low watermark */ |
| #define SIOCATMARK _IOR('s', 7, unsigned long) /* at oob mark? */ |
| #endif |
| |
| /* commands for fnctl */ |
| #ifndef F_GETFL |
| #define F_GETFL 3 |
| #endif |
| #ifndef F_SETFL |
| #define F_SETFL 4 |
| #endif |
| |
| /* File status flags and file access modes for fnctl, |
| these are bits in an int. */ |
| #ifndef O_NONBLOCK |
| #define O_NONBLOCK 1 /* nonblocking I/O */ |
| #endif |
| #ifndef O_NDELAY |
| #define O_NDELAY O_NONBLOCK /* same as O_NONBLOCK, for compatibility */ |
| #endif |
| #ifndef O_RDONLY |
| #define O_RDONLY 2 |
| #endif |
| #ifndef O_WRONLY |
| #define O_WRONLY 4 |
| #endif |
| #ifndef O_RDWR |
| #define O_RDWR (O_RDONLY|O_WRONLY) |
| #endif |
| |
| #ifndef SHUT_RD |
| #define SHUT_RD 0 |
| #define SHUT_WR 1 |
| #define SHUT_RDWR 2 |
| #endif |
| |
| /* FD_SET used for lwip_select */ |
| #ifndef FD_SET |
| #undef FD_SETSIZE |
| /* Make FD_SETSIZE match NUM_SOCKETS in socket.c */ |
| #define FD_SETSIZE MEMP_NUM_NETCONN |
| #define LWIP_SELECT_MAXNFDS (FD_SETSIZE + LWIP_SOCKET_OFFSET) |
| #define FDSETSAFESET(n, code) do { \ |
| if (((n) - LWIP_SOCKET_OFFSET < MEMP_NUM_NETCONN) && (((int)(n) - LWIP_SOCKET_OFFSET) >= 0)) { \ |
| code; }} while(0) |
| #define FDSETSAFEGET(n, code) (((n) - LWIP_SOCKET_OFFSET < MEMP_NUM_NETCONN) && (((int)(n) - LWIP_SOCKET_OFFSET) >= 0) ?\ |
| (code) : 0) |
| #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)))) |
| #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)))) |
| #define FD_ISSET(n,p) FDSETSAFEGET(n, (p)->fd_bits[((n)-LWIP_SOCKET_OFFSET)/8] & (1 << (((n)-LWIP_SOCKET_OFFSET) & 7))) |
| #define FD_ZERO(p) memset((void*)(p), 0, sizeof(*(p))) |
| |
| typedef struct fd_set |
| { |
| unsigned char fd_bits [(FD_SETSIZE+7)/8]; |
| } fd_set; |
| |
| #elif FD_SETSIZE < (LWIP_SOCKET_OFFSET + MEMP_NUM_NETCONN) |
| #error "external FD_SETSIZE too small for number of sockets" |
| #else |
| #define LWIP_SELECT_MAXNFDS FD_SETSIZE |
| #endif /* FD_SET */ |
| |
| /* poll-related defines and types */ |
| /* @todo: find a better way to guard the definition of these defines and types if already defined */ |
| #if !defined(POLLIN) && !defined(POLLOUT) |
| #define POLLIN 0x1 |
| #define POLLOUT 0x2 |
| #define POLLERR 0x4 |
| #define POLLNVAL 0x8 |
| /* Below values are unimplemented */ |
| #define POLLRDNORM 0x10 |
| #define POLLRDBAND 0x20 |
| #define POLLPRI 0x40 |
| #define POLLWRNORM 0x80 |
| #define POLLWRBAND 0x100 |
| #define POLLHUP 0x200 |
| typedef unsigned int nfds_t; |
| struct pollfd |
| { |
| int fd; |
| short events; |
| short revents; |
| }; |
| #endif |
| |
| /** LWIP_TIMEVAL_PRIVATE: if you want to use the struct timeval provided |
| * by your system, set this to 0 and include <sys/time.h> in cc.h */ |
| #ifndef LWIP_TIMEVAL_PRIVATE |
| #define LWIP_TIMEVAL_PRIVATE 1 |
| #endif |
| |
| #if LWIP_TIMEVAL_PRIVATE |
| struct timeval { |
| long tv_sec; /* seconds */ |
| long tv_usec; /* and microseconds */ |
| }; |
| #endif /* LWIP_TIMEVAL_PRIVATE */ |
| |
| #define lwip_socket_init() /* Compatibility define, no init needed. */ |
| void lwip_socket_thread_init(void); /* LWIP_NETCONN_SEM_PER_THREAD==1: initialize thread-local semaphore */ |
| void lwip_socket_thread_cleanup(void); /* LWIP_NETCONN_SEM_PER_THREAD==1: destroy thread-local semaphore */ |
| |
| #if LWIP_COMPAT_SOCKETS == 2 |
| /* This helps code parsers/code completion by not having the COMPAT functions as defines */ |
| #define lwip_accept accept |
| #define lwip_bind bind |
| #define lwip_shutdown shutdown |
| #define lwip_getpeername getpeername |
| #define lwip_getsockname getsockname |
| #define lwip_setsockopt setsockopt |
| #define lwip_getsockopt getsockopt |
| #define lwip_close closesocket |
| #define lwip_connect connect |
| #define lwip_listen listen |
| #define lwip_recv recv |
| #define lwip_recvmsg recvmsg |
| #define lwip_recvfrom recvfrom |
| #define lwip_send send |
| #define lwip_sendmsg sendmsg |
| #define lwip_sendto sendto |
| #define lwip_socket socket |
| #if LWIP_SOCKET_SELECT |
| #define lwip_select select |
| #endif |
| #if LWIP_SOCKET_POLL |
| #define lwip_poll poll |
| #endif |
| #define lwip_ioctl ioctlsocket |
| #define lwip_inet_ntop inet_ntop |
| #define lwip_inet_pton inet_pton |
| |
| #if LWIP_POSIX_SOCKETS_IO_NAMES |
| #define lwip_read read |
| #define lwip_readv readv |
| #define lwip_write write |
| #define lwip_writev writev |
| #undef lwip_close |
| #define lwip_close close |
| #define closesocket(s) close(s) |
| int fcntl(int s, int cmd, ...); |
| #undef lwip_ioctl |
| #define lwip_ioctl ioctl |
| #define ioctlsocket ioctl |
| #endif /* LWIP_POSIX_SOCKETS_IO_NAMES */ |
| #endif /* LWIP_COMPAT_SOCKETS == 2 */ |
| |
| int lwip_accept(int s, struct sockaddr *addr, socklen_t *addrlen); |
| int lwip_bind(int s, const struct sockaddr *name, socklen_t namelen); |
| int lwip_shutdown(int s, int how); |
| int lwip_getpeername (int s, struct sockaddr *name, socklen_t *namelen); |
| int lwip_getsockname (int s, struct sockaddr *name, socklen_t *namelen); |
| int lwip_getsockopt (int s, int level, int optname, void *optval, socklen_t *optlen); |
| int lwip_setsockopt (int s, int level, int optname, const void *optval, socklen_t optlen); |
| int lwip_close(int s); |
| int lwip_connect(int s, const struct sockaddr *name, socklen_t namelen); |
| int lwip_listen(int s, int backlog); |
| ssize_t lwip_recv(int s, void *mem, size_t len, int flags); |
| ssize_t lwip_read(int s, void *mem, size_t len); |
| ssize_t lwip_readv(int s, const struct iovec *iov, int iovcnt); |
| ssize_t lwip_recvfrom(int s, void *mem, size_t len, int flags, |
| struct sockaddr *from, socklen_t *fromlen); |
| ssize_t lwip_recvmsg(int s, struct msghdr *message, int flags); |
| ssize_t lwip_send(int s, const void *dataptr, size_t size, int flags); |
| ssize_t lwip_sendmsg(int s, const struct msghdr *message, int flags); |
| ssize_t lwip_sendto(int s, const void *dataptr, size_t size, int flags, |
| const struct sockaddr *to, socklen_t tolen); |
| int lwip_socket(int domain, int type, int protocol); |
| ssize_t lwip_write(int s, const void *dataptr, size_t size); |
| ssize_t lwip_writev(int s, const struct iovec *iov, int iovcnt); |
| #if LWIP_SOCKET_SELECT |
| int lwip_select(int maxfdp1, fd_set *readset, fd_set *writeset, fd_set *exceptset, |
| struct timeval *timeout); |
| #endif |
| #if LWIP_SOCKET_POLL |
| int lwip_poll(struct pollfd *fds, nfds_t nfds, int timeout); |
| #endif |
| int lwip_ioctl(int s, long cmd, void *argp); |
| int lwip_fcntl(int s, int cmd, int val); |
| const char *lwip_inet_ntop(int af, const void *src, char *dst, socklen_t size); |
| int lwip_inet_pton(int af, const char *src, void *dst); |
| |
| #if LWIP_COMPAT_SOCKETS |
| #if LWIP_COMPAT_SOCKETS != 2 |
| /** @ingroup socket */ |
| #define accept(s,addr,addrlen) lwip_accept(s,addr,addrlen) |
| /** @ingroup socket */ |
| #define bind(s,name,namelen) lwip_bind(s,name,namelen) |
| /** @ingroup socket */ |
| #define shutdown(s,how) lwip_shutdown(s,how) |
| /** @ingroup socket */ |
| #define getpeername(s,name,namelen) lwip_getpeername(s,name,namelen) |
| /** @ingroup socket */ |
| #define getsockname(s,name,namelen) lwip_getsockname(s,name,namelen) |
| /** @ingroup socket */ |
| #define setsockopt(s,level,optname,opval,optlen) lwip_setsockopt(s,level,optname,opval,optlen) |
| /** @ingroup socket */ |
| #define getsockopt(s,level,optname,opval,optlen) lwip_getsockopt(s,level,optname,opval,optlen) |
| /** @ingroup socket */ |
| #define closesocket(s) lwip_close(s) |
| /** @ingroup socket */ |
| #define connect(s,name,namelen) lwip_connect(s,name,namelen) |
| /** @ingroup socket */ |
| #define listen(s,backlog) lwip_listen(s,backlog) |
| /** @ingroup socket */ |
| #define recv(s,mem,len,flags) lwip_recv(s,mem,len,flags) |
| /** @ingroup socket */ |
| #define recvmsg(s,message,flags) lwip_recvmsg(s,message,flags) |
| /** @ingroup socket */ |
| #define recvfrom(s,mem,len,flags,from,fromlen) lwip_recvfrom(s,mem,len,flags,from,fromlen) |
| /** @ingroup socket */ |
| #define send(s,dataptr,size,flags) lwip_send(s,dataptr,size,flags) |
| /** @ingroup socket */ |
| #define sendmsg(s,message,flags) lwip_sendmsg(s,message,flags) |
| /** @ingroup socket */ |
| #define sendto(s,dataptr,size,flags,to,tolen) lwip_sendto(s,dataptr,size,flags,to,tolen) |
| /** @ingroup socket */ |
| #define socket(domain,type,protocol) lwip_socket(domain,type,protocol) |
| #if LWIP_SOCKET_SELECT |
| /** @ingroup socket */ |
| #define select(maxfdp1,readset,writeset,exceptset,timeout) lwip_select(maxfdp1,readset,writeset,exceptset,timeout) |
| #endif |
| #if LWIP_SOCKET_POLL |
| /** @ingroup socket */ |
| #define poll(fds,nfds,timeout) lwip_poll(fds,nfds,timeout) |
| #endif |
| /** @ingroup socket */ |
| #define ioctlsocket(s,cmd,argp) lwip_ioctl(s,cmd,argp) |
| /** @ingroup socket */ |
| #define inet_ntop(af,src,dst,size) lwip_inet_ntop(af,src,dst,size) |
| /** @ingroup socket */ |
| #define inet_pton(af,src,dst) lwip_inet_pton(af,src,dst) |
| |
| #if LWIP_POSIX_SOCKETS_IO_NAMES |
| /** @ingroup socket */ |
| #define read(s,mem,len) lwip_read(s,mem,len) |
| /** @ingroup socket */ |
| #define readv(s,iov,iovcnt) lwip_readv(s,iov,iovcnt) |
| /** @ingroup socket */ |
| #define write(s,dataptr,len) lwip_write(s,dataptr,len) |
| /** @ingroup socket */ |
| #define writev(s,iov,iovcnt) lwip_writev(s,iov,iovcnt) |
| /** @ingroup socket */ |
| #define close(s) lwip_close(s) |
| /** @ingroup socket */ |
| #define fcntl(s,cmd,val) lwip_fcntl(s,cmd,val) |
| /** @ingroup socket */ |
| #define ioctl(s,cmd,argp) lwip_ioctl(s,cmd,argp) |
| #endif /* LWIP_POSIX_SOCKETS_IO_NAMES */ |
| #endif /* LWIP_COMPAT_SOCKETS != 2 */ |
| |
| #endif /* LWIP_COMPAT_SOCKETS */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* LWIP_SOCKET */ |
| |
| #endif /* LWIP_HDR_SOCKETS_H */ |