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/*
* Copyright 1995-2022 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#ifndef OSSL_INTERNAL_SOCKETS_H
# define OSSL_INTERNAL_SOCKETS_H
# pragma once
# include <openssl/opensslconf.h>
# if defined(OPENSSL_SYS_VXWORKS) || defined(OPENSSL_SYS_UEFI)
# define NO_SYS_PARAM_H
# endif
# ifdef WIN32
# define NO_SYS_UN_H
# endif
# ifdef OPENSSL_SYS_VMS
# define NO_SYS_PARAM_H
# define NO_SYS_UN_H
# endif
# ifdef OPENSSL_NO_SOCK
# elif defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
# if defined(__DJGPP__)
# define WATT32
# define WATT32_NO_OLDIES
# include <sys/socket.h>
# include <sys/un.h>
# include <tcp.h>
# include <netdb.h>
# include <arpa/inet.h>
# include <netinet/tcp.h>
# elif defined(_WIN32_WCE) && _WIN32_WCE<410
# define getservbyname _masked_declaration_getservbyname
# endif
# if !defined(IPPROTO_IP)
/* winsock[2].h was included already? */
# include <winsock.h>
# endif
# ifdef getservbyname
/* this is used to be wcecompat/include/winsock_extras.h */
# undef getservbyname
struct servent *PASCAL getservbyname(const char *, const char *);
# endif
# ifdef _WIN64
/*
* Even though sizeof(SOCKET) is 8, it's safe to cast it to int, because
* the value constitutes an index in per-process table of limited size
* and not a real pointer. And we also depend on fact that all processors
* Windows run on happen to be two's-complement, which allows to
* interchange INVALID_SOCKET and -1.
*/
# define socket(d,t,p) ((int)socket(d,t,p))
# define accept(s,f,l) ((int)accept(s,f,l))
# endif
/* Windows have other names for shutdown() reasons */
# ifndef SHUT_RD
# define SHUT_RD SD_RECEIVE
# endif
# ifndef SHUT_WR
# define SHUT_WR SD_SEND
# endif
# ifndef SHUT_RDWR
# define SHUT_RDWR SD_BOTH
# endif
# else
# if defined(__APPLE__)
/*
* This must be defined before including <netinet/in6.h> to get
* IPV6_RECVPKTINFO
*/
# define __APPLE_USE_RFC_3542
# endif
# ifndef NO_SYS_PARAM_H
# include <sys/param.h>
# endif
# ifdef OPENSSL_SYS_VXWORKS
# include <time.h>
# endif
# include <netdb.h>
# if defined(OPENSSL_SYS_VMS_NODECC)
# include <socket.h>
# include <in.h>
# include <inet.h>
# else
# include <sys/socket.h>
# if !defined(NO_SYS_UN_H) && defined(AF_UNIX) && !defined(OPENSSL_NO_UNIX_SOCK)
# include <sys/un.h>
# ifndef UNIX_PATH_MAX
# define UNIX_PATH_MAX sizeof(((struct sockaddr_un *)NULL)->sun_path)
# endif
# endif
# ifdef FILIO_H
# include <sys/filio.h> /* FIONBIO in some SVR4, e.g. unixware, solaris */
# endif
# include <netinet/in.h>
# include <arpa/inet.h>
# include <netinet/tcp.h>
# endif
# ifdef OPENSSL_SYS_AIX
# include <sys/select.h>
# endif
# ifdef OPENSSL_SYS_UNIX
# include <sys/poll.h>
# include <errno.h>
# endif
# ifndef VMS
# include <sys/ioctl.h>
# else
# if !defined(TCPIP_TYPE_SOCKETSHR) && defined(__VMS_VER) && (__VMS_VER > 70000000)
/* ioctl is only in VMS > 7.0 and when socketshr is not used */
# include <sys/ioctl.h>
# endif
# include <unixio.h>
# if defined(TCPIP_TYPE_SOCKETSHR)
# include <socketshr.h>
# endif
# endif
# ifndef INVALID_SOCKET
# define INVALID_SOCKET (-1)
# endif
# endif
/*
* Some IPv6 implementations are broken, you can disable them in known
* bad versions.
*/
# if !defined(OPENSSL_USE_IPV6)
# if defined(AF_INET6)
# define OPENSSL_USE_IPV6 1
# else
# define OPENSSL_USE_IPV6 0
# endif
# endif
/*
* Some platforms define AF_UNIX, but don't support it
*/
# if !defined(OPENSSL_NO_UNIX_SOCK)
# if !defined(AF_UNIX) || defined(NO_SYS_UN_H)
# define OPENSSL_NO_UNIX_SOCK
# endif
# endif
# define get_last_socket_error() errno
# define clear_socket_error() errno=0
# define get_last_socket_error_is_eintr() (get_last_socket_error() == EINTR)
# if defined(OPENSSL_SYS_WINDOWS)
# undef get_last_socket_error
# undef clear_socket_error
# undef get_last_socket_error_is_eintr
# define get_last_socket_error() WSAGetLastError()
# define clear_socket_error() WSASetLastError(0)
# define get_last_socket_error_is_eintr() (get_last_socket_error() == WSAEINTR)
# define readsocket(s,b,n) recv((s),(b),(n),0)
# define writesocket(s,b,n) send((s),(b),(n),0)
# elif defined(__DJGPP__)
# define closesocket(s) close_s(s)
# define readsocket(s,b,n) read_s(s,b,n)
# define writesocket(s,b,n) send(s,b,n,0)
# elif defined(OPENSSL_SYS_VMS)
# define ioctlsocket(a,b,c) ioctl(a,b,c)
# define closesocket(s) close(s)
# define readsocket(s,b,n) recv((s),(b),(n),0)
# define writesocket(s,b,n) send((s),(b),(n),0)
# elif defined(OPENSSL_SYS_VXWORKS)
# define ioctlsocket(a,b,c) ioctl((a),(b),(int)(c))
# define closesocket(s) close(s)
# define readsocket(s,b,n) read((s),(b),(n))
# define writesocket(s,b,n) write((s),(char *)(b),(n))
# elif defined(OPENSSL_SYS_TANDEM)
# if defined(OPENSSL_TANDEM_FLOSS)
# include <floss.h(floss_read, floss_write)>
# define readsocket(s,b,n) floss_read((s),(b),(n))
# define writesocket(s,b,n) floss_write((s),(b),(n))
# else
# define readsocket(s,b,n) read((s),(b),(n))
# define writesocket(s,b,n) write((s),(b),(n))
# endif
# define ioctlsocket(a,b,c) ioctl(a,b,c)
# define closesocket(s) close(s)
# else
# define ioctlsocket(a,b,c) ioctl(a,b,c)
# define closesocket(s) close(s)
# define readsocket(s,b,n) read((s),(b),(n))
# define writesocket(s,b,n) write((s),(b),(n))
# endif
/* also in apps/include/apps.h */
# if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WINCE)
# define openssl_fdset(a, b) FD_SET((unsigned int)(a), b)
# else
# define openssl_fdset(a, b) FD_SET(a, b)
# endif
#endif
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