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Location: cpp/openttd-patchpack/source/src/network/core/os_abstraction.h
r14311:50e13b52550e
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(svn r18874) -Codechange: Change enum Sprites { to static const StringID = for each SPR_ entry and similar for cursors and palettes. This avoids the need for a cast in some places and thus provides better type-safety.
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/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file os_abstraction.h Network stuff has many things that needs to be
* included and/or implemented by default.
* All those things are in this file.
*/
#ifndef NETWORK_CORE_OS_ABSTRACTION_H
#define NETWORK_CORE_OS_ABSTRACTION_H
/* Include standard stuff per OS */
#ifdef ENABLE_NETWORK
/* Windows stuff */
#if defined(WIN32) || defined(WIN64)
#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
#define GET_LAST_ERROR() WSAGetLastError()
#define EWOULDBLOCK WSAEWOULDBLOCK
/* Windows has some different names for some types */
typedef unsigned long in_addr_t;
#if !(defined(__MINGW32__) || defined(__CYGWIN__))
/* Windows has some different names for some types */
typedef SSIZE_T ssize_t;
typedef int socklen_t;
# define IPPROTO_IPV6 41
#else
#include "../../os/windows/win32.h"
#include "../../core/alloc_func.hpp"
#define AI_ADDRCONFIG 0x00000400 // Resolution only if global address configured
#define IPV6_V6ONLY 27
static inline int OTTDgetnameinfo(const struct sockaddr *sa, socklen_t salen, char *host, DWORD hostlen, char *serv, DWORD servlen, int flags)
{
static int (WINAPI *getnameinfo)(const struct sockaddr *, socklen_t, char *, DWORD, char *, DWORD, int) = NULL;
static bool first_time = true;
if (first_time) {
LoadLibraryList((Function*)&getnameinfo, "ws2_32.dll\0getnameinfo\0\0");
first_time = false;
}
if (getnameinfo != NULL) return getnameinfo(sa, salen, host, hostlen, serv, servlen, flags);
strncpy(host, inet_ntoa(((struct sockaddr_in *)sa)->sin_addr), hostlen);
return 0;
}
#define getnameinfo OTTDgetnameinfo
static inline int OTTDgetaddrinfo(const char *nodename, const char *servname, const struct addrinfo *hints, struct addrinfo **res)
{
static int (WINAPI *getaddrinfo)(const char *, const char *, const struct addrinfo *, struct addrinfo **) = NULL;
static bool first_time = true;
if (first_time) {
LoadLibraryList((Function*)&getaddrinfo, "ws2_32.dll\0getaddrinfo\0\0");
first_time = false;
}
if (getaddrinfo != NULL) return getaddrinfo(nodename, servname, hints, res);
*res = NULL;
in_addr_t ip = inet_addr(nodename);
if (ip == INADDR_NONE) {
struct hostent *he = gethostbyname(nodename);
if (he == NULL) return EAI_NONAME;
ip = (*(struct in_addr *)he->h_addr).s_addr;
}
struct sockaddr_in *sin = CallocT<struct sockaddr_in>(1);
sin->sin_family = AF_INET;
sin->sin_port = htons(strtoul(servname, NULL, 10));
sin->sin_addr.s_addr = ip;
struct addrinfo *ai = CallocT<struct addrinfo>(1);
ai->ai_family = PF_INET;
ai->ai_addr = (struct sockaddr*)sin;
ai->ai_addrlen = sizeof(*sin);
ai->ai_socktype = hints->ai_socktype;
*res = ai;
return 0;
}
#define getaddrinfo OTTDgetaddrinfo
static inline void OTTDfreeaddrinfo(struct addrinfo *ai)
{
static int (WINAPI *freeaddrinfo)(struct addrinfo *) = NULL;
static bool first_time = true;
if (ai == NULL) return;
if (first_time) {
LoadLibraryList((Function*)&freeaddrinfo, "ws2_32.dll\0freeaddrinfo\0\0");
first_time = false;
}
if (freeaddrinfo != NULL) {
freeaddrinfo(ai);
return;
}
do {
struct addrinfo *next = ai->ai_next;
free(ai->ai_addr);
free(ai);
ai = next;
} while (ai != NULL);
}
#define freeaddrinfo OTTDfreeaddrinfo
#endif /* __MINGW32__ && __CYGWIN__ */
#endif /* WIN32 */
/* UNIX stuff */
#if defined(UNIX) && !defined(__OS2__)
# if defined(OPENBSD)
# define AI_ADDRCONFIG 0
# endif
# define SOCKET int
# define INVALID_SOCKET -1
# if !defined(__MORPHOS__) && !defined(__AMIGA__)
# define ioctlsocket ioctl
# if !defined(BEOS_NET_SERVER)
# define closesocket close
# endif
# define GET_LAST_ERROR() (errno)
# endif
/* Need this for FIONREAD on solaris */
# define BSD_COMP
/* Includes needed for UNIX-like systems */
# include <unistd.h>
# include <sys/ioctl.h>
# if defined(__BEOS__) && defined(BEOS_NET_SERVER)
# include <be/net/socket.h>
# include <be/kernel/OS.h> /* snooze() */
# include <be/net/netdb.h>
typedef unsigned long in_addr_t;
# define INADDR_NONE INADDR_BROADCAST
# else
# include <sys/socket.h>
# include <netinet/in.h>
# include <netinet/tcp.h>
# include <arpa/inet.h>
# include <net/if.h>
/* According to glibc/NEWS, <ifaddrs.h> appeared in glibc-2.3. */
# if !defined(__sgi__) && !defined(SUNOS) && !defined(__MORPHOS__) && !defined(__BEOS__) && !defined(__HAIKU__) && !defined(__INNOTEK_LIBC__) \
&& !(defined(__GLIBC__) && (__GLIBC__ <= 2) && (__GLIBC_MINOR__ <= 2)) && !defined(__dietlibc__) && !defined(HPUX)
/* If for any reason ifaddrs.h does not exist on your system, comment out
* the following two lines and an alternative way will be used to fetch
* the list of IPs from the system. */
# include <ifaddrs.h>
# define HAVE_GETIFADDRS
# endif
# if !defined(INADDR_NONE)
# define INADDR_NONE 0xffffffff
# endif
# if defined(__BEOS__) && !defined(BEOS_NET_SERVER)
/* needed on Zeta */
# include <sys/sockio.h>
# endif
# endif /* BEOS_NET_SERVER */
# if !defined(__BEOS__) && defined(__GLIBC__) && (__GLIBC__ <= 2) && (__GLIBC_MINOR__ <= 1)
typedef uint32_t in_addr_t;
# endif
# include <errno.h>
# include <sys/time.h>
# include <netdb.h>
#endif /* UNIX */
#ifdef __BEOS__
typedef int socklen_t;
#endif
#ifdef __HAIKU__
#define IPV6_V6ONLY 27
#endif
#if defined(PSP)
# include <sys/socket.h>
# include <netinet/in.h>
# include <arpa/inet.h>
# include <pspnet.h>
# include <pspnet_inet.h>
# include <pspnet_apctl.h>
# include <pspnet_resolver.h>
# include <errno.h>
# include <unistd.h>
# include <sys/select.h>
# include <sys/time.h>
# include <sys/fd_set.h>
# define TCP_NODELAY 1
# define SO_NONBLOCK 0x1009
# define SOCKET int
# define INVALID_SOCKET -1
# define INADDR_NONE 0xffffffff
# define closesocket close
# define GET_LAST_ERROR() sceNetInetGetErrno()
#endif /* PSP */
/* OS/2 stuff */
#if defined(__OS2__)
# define SOCKET int
# define INVALID_SOCKET -1
# define ioctlsocket ioctl
# define closesocket close
# define GET_LAST_ERROR() (sock_errno())
/* Includes needed for OS/2 systems */
# include <types.h>
# include <unistd.h>
# include <sys/ioctl.h>
# include <sys/socket.h>
# include <netinet/in.h>
# include <netinet/tcp.h>
# include <arpa/inet.h>
# include <net/if.h>
# include <errno.h>
# include <sys/time.h>
# include <netdb.h>
# include <nerrno.h>
# define INADDR_NONE 0xffffffff
typedef int socklen_t;
#if !defined(__INNOTEK_LIBC__)
typedef unsigned long in_addr_t;
#endif /* __INNOTEK_LIBC__ */
#endif /* OS/2 */
/* MorphOS and Amiga stuff */
#if defined(__MORPHOS__) || defined(__AMIGA__)
# include <exec/types.h>
# include <proto/exec.h> /* required for Open/CloseLibrary() */
/* MorphOS defines his network functions with UBYTE arrays while we
* use char arrays. This gives tons of unneeded warnings */
# define UBYTE char
# if defined(__MORPHOS__)
# include <sys/filio.h> /* FIO* defines */
# include <sys/sockio.h> /* SIO* defines */
# include <netinet/in.h>
# else /* __AMIGA__ */
# include <proto/socket.h>
# endif
/* Make the names compatible */
# define closesocket(s) CloseSocket(s)
# define GET_LAST_ERROR() Errno()
# define ioctlsocket(s, request, status) IoctlSocket((LONG)s, (ULONG)request, (char*)status)
# define ioctl ioctlsocket
typedef unsigned int in_addr_t;
typedef long socklen_t;
extern struct Library *SocketBase;
# ifdef __AMIGA__
/* for usleep() implementation */
extern struct Device *TimerBase;
extern struct MsgPort *TimerPort;
extern struct timerequest *TimerRequest;
# endif
#endif /* __MORPHOS__ || __AMIGA__ */
static inline bool SetNonBlocking(SOCKET d)
{
#ifdef WIN32
u_long nonblocking = 1;
#else
int nonblocking = 1;
#endif
#if (defined(__BEOS__) && defined(BEOS_NET_SERVER)) || defined(PSP)
return setsockopt(d, SOL_SOCKET, SO_NONBLOCK, &nonblocking, sizeof(nonblocking)) == 0;
#else
return ioctlsocket(d, FIONBIO, &nonblocking) == 0;
#endif
}
static inline bool SetNoDelay(SOCKET d)
{
/* XXX should this be done at all? */
#if !defined(BEOS_NET_SERVER) /* not implemented on BeOS net_server */
int b = 1;
/* The (const char*) cast is needed for windows */
return setsockopt(d, IPPROTO_TCP, TCP_NODELAY, (const char*)&b, sizeof(b)) == 0;
#else
return true;
#endif
}
/* Make sure these structures have the size we expect them to be */
assert_compile(sizeof(in_addr) == 4);
assert_compile(sizeof(in6_addr) == 16);
#endif /* ENABLE_NETWORK */
#endif /* NETWORK_CORE_OS_ABSTRACTION_H */
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