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-rw-r--r--Makefile17
-rw-r--r--ai/ai.c2
-rw-r--r--ai/ai.h2
-rw-r--r--command.c2
-rw-r--r--console.c6
-rw-r--r--console_cmds.c10
-rw-r--r--date.c6
-rw-r--r--date.h2
-rw-r--r--economy.c4
-rw-r--r--genworld.c2
-rw-r--r--genworld_gui.c2
-rw-r--r--intro_gui.c4
-rw-r--r--main_gui.c10
-rw-r--r--misc.c2
-rw-r--r--misc_cmd.c2
-rw-r--r--misc_gui.c2
-rw-r--r--network/core/config.h49
-rw-r--r--network/core/game.h47
-rw-r--r--network/core/os_abstraction.h (renamed from network_core.h)89
-rw-r--r--network/core/packet.c216
-rw-r--r--network/core/packet.h67
-rw-r--r--network/core/tcp.c227
-rw-r--r--network/core/tcp.h60
-rw-r--r--network/core/udp.c277
-rw-r--r--network/core/udp.h62
-rw-r--r--network/network.c (renamed from network.c)29
-rw-r--r--network/network.h (renamed from network.h)65
-rw-r--r--network/network_client.c (renamed from network_client.c)27
-rw-r--r--network/network_client.h (renamed from network_client.h)0
-rw-r--r--network/network_data.c106
-rw-r--r--network/network_data.h (renamed from network_data.h)87
-rw-r--r--network/network_gamelist.c (renamed from network_gamelist.c)6
-rw-r--r--network/network_gamelist.h (renamed from network_gamelist.h)0
-rw-r--r--network/network_gui.c (renamed from network_gui.c)36
-rw-r--r--network/network_gui.h (renamed from network_gui.h)0
-rw-r--r--network/network_server.c (renamed from network_server.c)33
-rw-r--r--network/network_server.h (renamed from network_server.h)0
-rw-r--r--network/network_udp.c (renamed from network_udp.c)351
-rw-r--r--network/network_udp.h (renamed from network_udp.h)2
-rw-r--r--network_data.c473
-rw-r--r--newgrf_config.c2
-rw-r--r--npf.c2
-rw-r--r--oldloader.c2
-rw-r--r--openttd.c2
-rw-r--r--openttd.vcproj48
-rw-r--r--openttd_vs80.vcproj60
-rw-r--r--player_gui.c6
-rw-r--r--players.c2
-rw-r--r--saveload.c3
-rw-r--r--settings.c2
-rw-r--r--settings_gui.c2
-rw-r--r--town_gui.c2
-rw-r--r--vehicle.c2
-rw-r--r--video/cocoa_v.m2
-rw-r--r--video/dedicated_v.c2
-rw-r--r--video/sdl_v.c2
-rw-r--r--video/win32_v.c2
57 files changed, 1433 insertions, 1094 deletions
diff --git a/Makefile b/Makefile
index a6bb9b6ec..13be2ab56 100644
--- a/Makefile
+++ b/Makefile
@@ -732,13 +732,16 @@ SRCS += mixer.c
SRCS += music.c
SRCS += music_gui.c
SRCS += namegen.c
-SRCS += network.c
-SRCS += network_client.c
-SRCS += network_data.c
-SRCS += network_gamelist.c
-SRCS += network_gui.c
-SRCS += network_server.c
-SRCS += network_udp.c
+SRCS += network/core/packet.c
+SRCS += network/core/tcp.c
+SRCS += network/core/udp.c
+SRCS += network/network.c
+SRCS += network/network_client.c
+SRCS += network/network_data.c
+SRCS += network/network_gamelist.c
+SRCS += network/network_gui.c
+SRCS += network/network_server.c
+SRCS += network/network_udp.c
SRCS += newgrf.c
SRCS += newgrf_cargo.c
SRCS += newgrf_config.c
diff --git a/ai/ai.c b/ai/ai.c
index f06ba06f6..58b97ad39 100644
--- a/ai/ai.c
+++ b/ai/ai.c
@@ -4,7 +4,7 @@
#include "../openttd.h"
#include "../variables.h"
#include "../command.h"
-#include "../network.h"
+#include "../network/network.h"
#include "ai.h"
#include "default/default.h"
diff --git a/ai/ai.h b/ai/ai.h
index aedb5b5cd..6123970ac 100644
--- a/ai/ai.h
+++ b/ai/ai.h
@@ -2,7 +2,7 @@
#define AI_H
#include "../functions.h"
-#include "../network.h"
+#include "../network/network.h"
#include "../player.h"
#include "../command.h"
diff --git a/command.c b/command.c
index 7c07c5d37..f99371946 100644
--- a/command.c
+++ b/command.c
@@ -8,7 +8,7 @@
#include "gui.h"
#include "command.h"
#include "player.h"
-#include "network.h"
+#include "network/network.h"
#include "variables.h"
#include "genworld.h"
diff --git a/console.c b/console.c
index 933547216..07d218130 100644
--- a/console.c
+++ b/console.c
@@ -13,9 +13,9 @@
#include <stdarg.h>
#include <string.h>
#include "console.h"
-#include "network.h"
-#include "network_data.h"
-#include "network_server.h"
+#include "network/network.h"
+#include "network/network_data.h"
+#include "network/network_server.h"
#define ICON_BUFFER 79
#define ICON_HISTORY_SIZE 20
diff --git a/console_cmds.c b/console_cmds.c
index addc9a799..7ec55c6b9 100644
--- a/console_cmds.c
+++ b/console_cmds.c
@@ -9,10 +9,10 @@
#include "saveload.h"
#include "string.h"
#include "variables.h"
-#include "network_data.h"
-#include "network_client.h"
-#include "network_server.h"
-#include "network_udp.h"
+#include "network/network_data.h"
+#include "network/network_client.h"
+#include "network/network_server.h"
+#include "network/network_udp.h"
#include "command.h"
#include "settings.h"
#include "fios.h"
@@ -22,7 +22,7 @@
#include "screenshot.h"
#include "genworld.h"
#include "date.h"
-#include "network.h"
+#include "network/network.h"
// ** scriptfile handling ** //
static FILE *_script_file;
diff --git a/date.c b/date.c
index 66bade3c9..856ca4528 100644
--- a/date.c
+++ b/date.c
@@ -6,9 +6,9 @@
#include "variables.h"
#include "macros.h"
#include "vehicle.h"
-#include "network.h"
-#include "network_data.h"
-#include "network_server.h"
+#include "network/network.h"
+#include "network/network_data.h"
+#include "network/network_server.h"
#include "functions.h"
#include "currency.h"
diff --git a/date.h b/date.h
index 37691d24a..488a9dc3a 100644
--- a/date.h
+++ b/date.h
@@ -3,6 +3,8 @@
#ifndef DATE_H
#define DATE_H
+#include "openttd.h"
+
/**
* 1 day is 74 ticks; _date_fract used to be uint16 and incremented by 885. On
* an overflow the new day begun and 65535 / 885 = 74.
diff --git a/economy.c b/economy.c
index 8e8d8c3b8..bcd3ac552 100644
--- a/economy.c
+++ b/economy.c
@@ -19,10 +19,10 @@
#include "economy.h"
#include "industry.h"
#include "town.h"
-#include "network.h"
+#include "network/network.h"
#include "sound.h"
#include "engine.h"
-#include "network_data.h"
+#include "network/network_data.h"
#include "variables.h"
#include "vehicle_gui.h"
#include "ai/ai.h"
diff --git a/genworld.c b/genworld.c
index 1d802d996..ba9fe126f 100644
--- a/genworld.c
+++ b/genworld.c
@@ -11,7 +11,7 @@
#include "gfx.h"
#include "gfxinit.h"
#include "gui.h"
-#include "network.h"
+#include "network/network.h"
#include "debug.h"
#include "settings.h"
#include "heightmap.h"
diff --git a/genworld_gui.c b/genworld_gui.c
index bbd0cb31b..83d0f4cf1 100644
--- a/genworld_gui.c
+++ b/genworld_gui.c
@@ -19,7 +19,7 @@
#include "settings.h"
#include "debug.h"
#include "genworld.h"
-#include "network.h"
+#include "network/network.h"
#include "thread.h"
#include "date.h"
#include "newgrf_config.h"
diff --git a/intro_gui.c b/intro_gui.c
index 364b81f5f..5f78e3a65 100644
--- a/intro_gui.c
+++ b/intro_gui.c
@@ -9,12 +9,12 @@
#include "gui.h"
#include "gfx.h"
#include "player.h"
-#include "network.h"
+#include "network/network.h"
#include "variables.h"
#include "settings.h"
#include "heightmap.h"
#include "genworld.h"
-#include "network_gui.h"
+#include "network/network_gui.h"
#include "newgrf.h"
static const Widget _select_game_widgets[] = {
diff --git a/main_gui.c b/main_gui.c
index caebe5afa..e2b816e75 100644
--- a/main_gui.c
+++ b/main_gui.c
@@ -23,7 +23,7 @@
#include "vehicle.h"
#include "console.h"
#include "sound.h"
-#include "network.h"
+#include "network/network.h"
#include "signs.h"
#include "waypoint.h"
#include "variables.h"
@@ -37,10 +37,10 @@
#include "vehicle_gui.h"
#include "newgrf_config.h"
-#include "network_data.h"
-#include "network_client.h"
-#include "network_server.h"
-#include "network_gui.h"
+#include "network/network_data.h"
+#include "network/network_client.h"
+#include "network/network_server.h"
+#include "network/network_gui.h"
#include "industry.h"
static int _rename_id = 1;
diff --git a/misc.c b/misc.c
index 7f06943ca..fd3a74b79 100644
--- a/misc.c
+++ b/misc.c
@@ -24,7 +24,7 @@ char _name_array[512][32];
#ifndef MERSENNE_TWISTER
#ifdef RANDOM_DEBUG
-#include "network_data.h"
+#include "network/network_data.h"
uint32 DoRandom(int line, const char *file)
#else // RANDOM_DEBUG
uint32 Random(void)
diff --git a/misc_cmd.c b/misc_cmd.c
index 4293706ba..94b675531 100644
--- a/misc_cmd.c
+++ b/misc_cmd.c
@@ -11,7 +11,7 @@
#include "window.h"
#include "gui.h"
#include "economy.h"
-#include "network.h"
+#include "network/network.h"
#include "variables.h"
#include "livery.h"
diff --git a/misc_gui.c b/misc_gui.c
index 94917cfdf..3f84192ad 100644
--- a/misc_gui.c
+++ b/misc_gui.c
@@ -22,7 +22,7 @@
#include "player.h"
#include "town.h"
#include "sound.h"
-#include "network.h"
+#include "network/network.h"
#include "string.h"
#include "variables.h"
#include "vehicle.h"
diff --git a/network/core/config.h b/network/core/config.h
new file mode 100644
index 000000000..0b80800f0
--- /dev/null
+++ b/network/core/config.h
@@ -0,0 +1,49 @@
+/* $Id$ */
+
+#ifndef NETWORK_CORE_CONFIG_H
+#define NETWORK_CORE_CONFIG_H
+
+#ifdef ENABLE_NETWORK
+
+/** DNS hostname of the masterserver */
+#define NETWORK_MASTER_SERVER_HOST "master.openttd.org"
+/** Message sent to the masterserver to 'identify' this client as OpenTTD */
+#define NETWORK_MASTER_SERVER_WELCOME_MESSAGE "OpenTTDRegister"
+
+enum {
+ NETWORK_MASTER_SERVER_PORT = 3978, ///< The default port of the master server (UDP)
+ NETWORK_DEFAULT_PORT = 3979, ///< The default port of the game server (TCP & UDP)
+
+ SEND_MTU = 1460, ///< Number of bytes we can pack in a single packet
+
+ NETWORK_GAME_INFO_VERSION = 4, ///< What version of game-info do we use?
+ NETWORK_COMPANY_INFO_VERSION = 4, ///< What version of company info is this?
+ NETWORK_MASTER_SERVER_VERSION = 1, ///< What version of master-server-protocol do we use?
+
+ NETWORK_NAME_LENGTH = 80, ///< The maximum length of the server name and map name, in bytes including '\0'
+ NETWORK_HOSTNAME_LENGTH = 80, ///< The maximum length of the host name, in bytes including '\0'
+ NETWORK_REVISION_LENGTH = 15, ///< The maximum length of the revision, in bytes including '\0'
+ NETWORK_PASSWORD_LENGTH = 20, ///< The maximum length of the password, in bytes including '\0'
+ NETWORK_PLAYERS_LENGTH = 200, ///< The maximum length for the list of players that controls a company, in bytes including '\0'
+ NETWORK_CLIENT_NAME_LENGTH = 25, ///< The maximum length of a player, in bytes including '\0'
+ NETWORK_RCONCOMMAND_LENGTH = 500, ///< The maximum length of a rconsole command, in bytes including '\0'
+
+ NETWORK_GRF_NAME_LENGTH = 80, ///< Maximum length of the name of a GRF
+ /**
+ * Maximum number of GRFs that can be sent.
+ * This value is related to number of handles (files) OpenTTD can open.
+ * This is currently 64 and about 10 are currently used when OpenTTD loads
+ * without any NewGRFs. Therefore one can only load about 55 NewGRFs, so
+ * this is not a limit, but rather a way to easily check whether the limit
+ * imposed by the handle count is reached. Secondly it isn't possible to
+ * send much more GRF IDs + MD5sums in the PACKET_UDP_SERVER_RESPONSE, due
+ * to the limited size of UDP packets.
+ */
+ NETWORK_MAX_GRF_COUNT = 55,
+
+ NETWORK_NUM_LANGUAGES = 4, ///< Number of known languages (to the network protocol) + 1 for 'any'.
+};
+
+#endif /* ENABLE_NETWORK */
+
+#endif /* NETWORK_CORE_CONFIG_H */
diff --git a/network/core/game.h b/network/core/game.h
new file mode 100644
index 000000000..71268f7d2
--- /dev/null
+++ b/network/core/game.h
@@ -0,0 +1,47 @@
+/* $Id$ */
+
+#ifndef NETWORK_CORE_GAME_H
+#define NETWORK_CORE_GAME_H
+
+#ifdef ENABLE_NETWORK
+
+/**
+ * @file game.h Information about a game that is sent between a
+ * game server, game client and masterserver.
+ */
+
+/**
+ * This is the struct used by both client and server
+ * some fields will be empty on the client (like game_password) by default
+ * and only filled with data a player enters.
+ */
+typedef struct NetworkGameInfo {
+ byte game_info_version; ///< Version of the game info
+ char server_name[NETWORK_NAME_LENGTH]; ///< Server name
+ char hostname[NETWORK_HOSTNAME_LENGTH]; ///< Hostname of the server (if any)
+ char server_revision[NETWORK_REVISION_LENGTH]; ///< The version number the server is using (e.g.: 'r304' or 0.5.0)
+ bool version_compatible; ///< Can we connect to this server or not? (based on server_revision)
+ bool compatible; ///< Can we connect to this server or not? (based on server_revision _and_ grf_match
+ byte server_lang; ///< Language of the server (we should make a nice table for this)
+ byte use_password; ///< Is set to != 0 if it uses a password
+ char server_password[NETWORK_PASSWORD_LENGTH]; ///< On the server: the game password, on the client: != "" if server has password
+ byte clients_max; ///< Max clients allowed on server
+ byte clients_on; ///< Current count of clients on server
+ byte companies_max; ///< Max companies allowed on server
+ byte companies_on; ///< How many started companies do we have
+ byte spectators_max; ///< Max spectators allowed on server
+ byte spectators_on; ///< How many spectators do we have?
+ Date game_date; ///< Current date
+ Date start_date; ///< When the game started
+ char map_name[NETWORK_NAME_LENGTH]; ///< Map which is played ["random" for a randomized map]
+ uint16 map_width; ///< Map width
+ uint16 map_height; ///< Map height
+ byte map_set; ///< Graphical set
+ bool dedicated; ///< Is this a dedicated server?
+ char rcon_password[NETWORK_PASSWORD_LENGTH]; ///< RCon password for the server. "" if rcon is disabled
+ struct GRFConfig *grfconfig; ///< List of NewGRF files used
+} NetworkGameInfo;
+
+#endif /* ENABLE_NETWORK */
+
+#endif /* NETWORK_CORE_GAME_H */
diff --git a/network_core.h b/network/core/os_abstraction.h
index cdc79c168..c7df16a93 100644
--- a/network_core.h
+++ b/network/core/os_abstraction.h
@@ -1,40 +1,37 @@
/* $Id$ */
-#ifndef NETWORK_CORE_H
-#define NETWORK_CORE_H
+#ifndef NETWORK_CORE_OS_ABSTRACTION_H
+#define NETWORK_CORE_OS_ABSTRACTION_H
-// Network stuff has many things that needs to be included
-// by default. All those things are in this file.
+/**
+ * @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.
+ */
-// =============================
-// Include standard stuff per OS
+/* Include standard stuff per OS */
#ifdef ENABLE_NETWORK
-#if defined(__APPLE__) && (MAC_OS_X_VERSION_MAX_ALLOWED == MAC_OS_X_VERSION_10_2)
- // OSX 10.2 don't have socklen_t defined, so we will define it here
- typedef int socklen_t;
-#endif
-
-// Windows stuff
+/* Windows stuff */
#if defined(WIN32) || defined(WIN64)
#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
#if !(defined(__MINGW32__) || defined(__CYGWIN__))
- // Windows has some different names for some types..
+ /* Windows has some different names for some types */
typedef SSIZE_T ssize_t;
typedef int socklen_t;
#endif
#define GET_LAST_ERROR() WSAGetLastError()
#define EWOULDBLOCK WSAEWOULDBLOCK
-// Windows has some different names for some types..
+/* Windows has some different names for some types */
typedef unsigned long in_addr_t;
-#endif // WIN32
+#endif /* WIN32 */
-// UNIX stuff
+/* UNIX stuff */
#if defined(UNIX)
# define SOCKET int
# define INVALID_SOCKET -1
@@ -45,10 +42,10 @@ typedef unsigned long in_addr_t;
# endif
# define GET_LAST_ERROR() (errno)
# endif
-// Need this for FIONREAD on solaris
+/* Need this for FIONREAD on solaris */
# define BSD_COMP
-// Includes needed for UNIX-like systems
+/* Includes needed for UNIX-like systems */
# include <unistd.h>
# include <sys/ioctl.h>
# if defined(__BEOS__) && defined(BEOS_NET_SERVER)
@@ -63,12 +60,12 @@ typedef unsigned long in_addr_t;
# include <netinet/tcp.h>
# include <arpa/inet.h>
# include <net/if.h>
-// According to glibc/NEWS, <ifaddrs.h> appeared in glibc-2.3.
+/* According to glibc/NEWS, <ifaddrs.h> appeared in glibc-2.3. */
# if !defined(__sgi__) && !defined(SUNOS) && !defined(__MORPHOS__) && !defined(__BEOS__) && !defined(__INNOTEK_LIBC__) \
&& !(defined(__GLIBC__) && (__GLIBC__ <= 2) && (__GLIBC_MINOR__ <= 2)) && !defined(__dietlibc__)
-// 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.
+/* 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
@@ -76,10 +73,10 @@ typedef unsigned long in_addr_t;
# define INADDR_NONE 0xffffffff
# endif
# if defined(__BEOS__) && !defined(BEOS_NET_SERVER)
- // needed on Zeta
+ /* needed on Zeta */
# include <sys/sockio.h>
# endif
-# endif // BEOS_NET_SERVER
+# endif /* BEOS_NET_SERVER */
# if !defined(__BEOS__) && defined(__GLIBC__) && (__GLIBC__ <= 2) && (__GLIBC_MINOR__ <= 1)
typedef uint32_t in_addr_t;
@@ -94,7 +91,7 @@ typedef unsigned long in_addr_t;
typedef int socklen_t;
#endif
-// OS/2 stuff
+/* OS/2 stuff */
#if defined(__OS2__)
# define SOCKET int
# define INVALID_SOCKET -1
@@ -102,7 +99,7 @@ typedef unsigned long in_addr_t;
# define closesocket close
# define GET_LAST_ERROR() (sock_errno())
-// Includes needed for OS/2 systems
+/* Includes needed for OS/2 systems */
# include <types.h>
# include <unistd.h>
# include <sys/ioctl.h>
@@ -121,21 +118,21 @@ typedef int socklen_t;
#if !defined(__INNOTEK_LIBC__)
typedef unsigned long in_addr_t;
#endif /* __INNOTEK_LIBC__ */
-#endif // OS/2
+#endif /* OS/2 */
-// MorphOS and Amiga stuff
+/* MorphOS and Amiga stuff */
#if defined(__MORPHOS__) || defined(__AMIGA__)
# include <exec/types.h>
-# include <proto/exec.h> // required for Open/CloseLibrary()
+# include <proto/exec.h> // required for Open/CloseLibrary()
# if defined(__MORPHOS__)
-# include <sys/filio.h> // FIO* defines
-# include <sys/sockio.h> // SIO* defines
+# include <sys/filio.h> // FIO* defines
+# include <sys/sockio.h> // SIO* defines
# include <netinet/in.h>
-# else // __AMIGA__
+# else /* __AMIGA__ */
# include <proto/socket.h>
# endif
-// Make the names compatible
+/* 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)
@@ -146,7 +143,7 @@ typedef unsigned long in_addr_t;
extern struct Library *SocketBase;
# ifdef __AMIGA__
- // for usleep() implementation
+ /* for usleep() implementation */
extern struct Device *TimerBase;
extern struct MsgPort *TimerPort;
extern struct timerequest *TimerRequest;
@@ -155,30 +152,30 @@ typedef unsigned long in_addr_t;
static inline bool SetNonBlocking(int d)
{
- #ifdef WIN32
+#ifdef WIN32
u_long nonblocking = 1;
- #else
+#else
int nonblocking = 1;
- #endif
- #if defined(__BEOS__) && defined(BEOS_NET_SERVER)
+#endif
+#if defined(__BEOS__) && defined(BEOS_NET_SERVER)
return setsockopt(d, SOL_SOCKET, SO_NONBLOCK, &nonblocking, sizeof(nonblocking)) == 0;
- #else
+#else
return ioctlsocket(d, FIONBIO, &nonblocking) == 0;
- #endif
+#endif
}
static inline bool SetNoDelay(int d)
{
- // XXX should this be done at all?
- #if !defined(BEOS_NET_SERVER) // not implemented on BeOS net_server
+ /* 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
+ /* The (const char*) cast is needed for windows */
return setsockopt(d, IPPROTO_TCP, TCP_NODELAY, (const char*)&b, sizeof(b)) == 0;
- #else
+#else
return true;
- #endif
+#endif
}
#endif /* ENABLE_NETWORK */
-#endif /* NETWORK_CORE_H */
+#endif /* NETWORK_CORE_OS_ABSTRACTION_H */
diff --git a/network/core/packet.c b/network/core/packet.c
new file mode 100644
index 000000000..957bd2ad6
--- /dev/null
+++ b/network/core/packet.c
@@ -0,0 +1,216 @@
+/* $Id$ */
+
+#ifdef ENABLE_NETWORK
+
+#include "../../stdafx.h"
+#include "../../macros.h"
+#include "../../string.h"
+
+#include "os_abstraction.h"
+#include "config.h"
+#include "packet.h"
+
+/**
+ * @file packet.h Basic functions to create, fill and read packets.
+ */
+
+
+/* Do not want to include functions.h and all required headers */
+extern void NORETURN CDECL error(const char *str, ...);
+
+
+/**
+ * Create a packet for sending
+ * @param type the of packet
+ * @return the newly created packet
+ */
+Packet *NetworkSend_Init(PacketType type)
+{
+ Packet *packet = malloc(sizeof(Packet));
+ /* An error is inplace here, because it simply means we ran out of memory. */
+ if (packet == NULL) error("Failed to allocate Packet");
+
+ /* Skip the size so we can write that in before sending the packet */
+ packet->size = sizeof(packet->size);
+ packet->buffer[packet->size++] = type;
+ packet->pos = 0;
+
+ return packet;
+}
+
+/**
+ * Writes the packet size from the raw packet from packet->size
+ * @param packet the packet to write the size of
+ */
+void NetworkSend_FillPacketSize(Packet *packet)
+{
+ packet->buffer[0] = GB(packet->size, 0, 8);
+ packet->buffer[1] = GB(packet->size, 8, 8);
+}
+
+/**
+ * The next couple of functions make sure we can send
+ * uint8, uint16, uint32 and uint64 endian-safe
+ * over the network. The least significant bytes are
+ * sent first.
+ *
+ * So 0x01234567 would be sent as 67 45 23 01.
+ */
+
+void NetworkSend_uint8(Packet *packet, uint8 data)
+{
+ assert(packet->size < sizeof(packet->buffer) - sizeof(data));
+ packet->buffer[packet->size++] = data;
+}
+
+void NetworkSend_uint16(Packet *packet, uint16 data)
+{
+ assert(packet->size < sizeof(packet->buffer) - sizeof(data));
+ packet->buffer[packet->size++] = GB(data, 0, 8);
+ packet->buffer[packet->size++] = GB(data, 8, 8);
+}
+
+void NetworkSend_uint32(Packet *packet, uint32 data)
+{
+ assert(packet->size < sizeof(packet->buffer) - sizeof(data));
+ packet->buffer[packet->size++] = GB(data, 0, 8);
+ packet->buffer[packet->size++] = GB(data, 8, 8);
+ packet->buffer[packet->size++] = GB(data, 16, 8);
+ packet->buffer[packet->size++] = GB(data, 24, 8);
+}
+
+void NetworkSend_uint64(Packet *packet, uint64 data)
+{
+ assert(packet->size < sizeof(packet->buffer) - sizeof(data));
+ packet->buffer[packet->size++] = GB(data, 0, 8);
+ packet->buffer[packet->size++] = GB(data, 8, 8);
+ packet->buffer[packet->size++] = GB(data, 16, 8);
+ packet->buffer[packet->size++] = GB(data, 24, 8);
+ packet->buffer[packet->size++] = GB(data, 32, 8);
+ packet->buffer[packet->size++] = GB(data, 40, 8);
+ packet->buffer[packet->size++] = GB(data, 48, 8);
+ packet->buffer[packet->size++] = GB(data, 56, 8);
+}
+
+/**
+ * Sends a string over the network. It sends out
+ * the string + '\0'. No size-byte or something.
+ */
+void NetworkSend_string(Packet *packet, const char* data)
+{
+ assert(data != NULL);
+ assert(packet->size < sizeof(packet->buffer) - strlen(data) - 1);
+ while ((packet->buffer[packet->size++] = *data++) != '\0') {}
+}
+
+
+/**
+ * Receiving commands
+ * Again, the next couple of functions are endian-safe
+ * see the comment before NetworkSend_uint8 for more info.
+ */
+
+
+extern uint CloseConnection(NetworkClientState *cs);
+
+/** Is it safe to read from the packet, i.e. didn't we run over the buffer ? */
+static inline bool CanReadFromPacket(NetworkClientState *cs, Packet *packet, uint bytes_to_read)
+{
+ /* Don't allow reading from a closed socket */
+ if (HasClientQuit(cs)) return false;
+
+ /* Check if variable is within packet-size */
+ if (packet->pos + bytes_to_read > packet->size) {
+ CloseConnection(cs);
+ return false;
+ }
+
+ return true;
+}
+
+/**
+ * Reads the packet size from the raw packet and stores it in the packet->size
+ * @param packet the packet to read the size of
+ */
+void NetworkRecv_ReadPacketSize(Packet *packet)
+{
+ packet->size = (uint16)packet->buffer[0];
+ packet->size += (uint16)packet->buffer[1] << 8;
+}
+
+uint8 NetworkRecv_uint8(NetworkClientState *cs, Packet *packet)
+{
+ uint8 n;
+
+ if (!CanReadFromPacket(cs, packet, sizeof(n))) return 0;
+
+ n = packet->buffer[packet->pos++];
+ return n;
+}
+
+uint16 NetworkRecv_uint16(NetworkClientState *cs, Packet *packet)
+{
+ uint16 n;
+
+ if (!CanReadFromPacket(cs, packet, sizeof(n))) return 0;
+
+ n = (uint16)packet->buffer[packet->pos++];
+ n += (uint16)packet->buffer[packet->pos++] << 8;
+ return n;
+}
+
+uint32 NetworkRecv_uint32(NetworkClientState *cs, Packet *packet)
+{
+ uint32 n;
+
+ if (!CanReadFromPacket(cs, packet, sizeof(n))) return 0;
+
+ n = (uint32)packet->buffer[packet->pos++];
+ n += (uint32)packet->buffer[packet->pos++] << 8;
+ n += (uint32)packet->buffer[packet->pos++] << 16;
+ n += (uint32)packet->buffer[packet->pos++] << 24;
+ return n;
+}
+
+uint64 NetworkRecv_uint64(NetworkClientState *cs, Packet *packet)
+{
+ uint64 n;
+
+ if (!CanReadFromPacket(cs, packet, sizeof(n))) return 0;
+
+ n = (uint64)packet->buffer[packet->pos++];
+ n += (uint64)packet->buffer[packet->pos++] << 8;
+ n += (uint64)packet->buffer[packet->pos++] << 16;
+ n += (uint64)packet->buffer[packet->pos++] << 24;
+ n += (uint64)packet->buffer[packet->pos++] << 32;
+ n += (uint64)packet->buffer[packet->pos++] << 40;
+ n += (uint64)packet->buffer[packet->pos++] << 48;
+ n += (uint64)packet->buffer[packet->pos++] << 56;
+ return n;
+}
+
+/** Reads a string till it finds a '\0' in the stream */
+void NetworkRecv_string(NetworkClientState *cs, Packet *p, char *buffer, size_t size)
+{
+ PacketSize pos;
+ char *bufp = buffer;
+
+ /* Don't allow reading from a closed socket */
+ if (HasClientQuit(cs)) return;
+
+ pos = p->pos;
+ while (--size > 0 && pos < p->size && (*buffer++ = p->buffer[pos++]) != '\0') {}
+
+ if (size == 0 || pos == p->size) {
+ *buffer = '\0';
+ /* If size was sooner to zero then the string in the stream
+ * skip till the \0, so than packet can be read out correctly for the rest */
+ while (pos < p->size && p->buffer[pos] != '\0') pos++;
+ pos++;
+ }
+ p->pos = pos;
+
+ str_validate(bufp);
+}
+
+#endif /* ENABLE_NETWORK */
diff --git a/network/core/packet.h b/network/core/packet.h
new file mode 100644
index 000000000..2510c69a7
--- /dev/null
+++ b/network/core/packet.h
@@ -0,0 +1,67 @@
+/* $Id$ */
+
+#ifndef NETWORK_CORE_PACKET_H
+#define NETWORK_CORE_PACKET_H
+
+#ifdef ENABLE_NETWORK
+
+/**
+ * @file packet.h Basic functions to create, fill and read packets.
+ */
+
+typedef struct NetworkClientState NetworkClientState;
+
+/**
+ * Queries the network client state struct to determine whether
+ * the client has quit. It indirectly also queries whether the
+ * packet is corrupt as the connection will be closed if it is
+ * reading beyond the boundary of the received packet.
+ * @param cs the state to query
+ * @param true if the connection should be considered dropped
+ */
+bool HasClientQuit(NetworkClientState *cs);
+
+typedef uint16 PacketSize; ///< Size of the whole packet.
+typedef uint8 PacketType; ///< Identifier for the packet
+
+/**
+ * Internal entity of a packet. As everything is sent as a packet,
+ * all network communication will need to call the functions that
+ * populate the packet.
+ * Every packet can be at most SEND_MTU bytes. Overflowing this
+ * limit will give an assertion when sending (i.e. writing) the
+ * packet. Reading past the size of the packet when receiving
+ * will return all 0 values and "" in case of the string.
+ */
+typedef struct Packet {
+ /** The next packet. Used for queueing packets before sending. */
+ struct Packet *next;
+ /** The size of the whole packet for received packets. For packets
+ * that will be sent, the value is filled in just before the
+ * actual transmission. */
+ PacketSize size;
+ /** The current read/write position in the packet */
+ PacketSize pos;
+ /** The buffer of this packet */
+ byte buffer[SEND_MTU];
+} Packet;
+
+
+Packet *NetworkSend_Init(PacketType type);
+void NetworkSend_FillPacketSize(Packet *packet);
+void NetworkSend_uint8 (Packet *packet, uint8 data);
+void NetworkSend_uint16(Packet *packet, uint16 data);
+void NetworkSend_uint32(Packet *packet, uint32 data);
+void NetworkSend_uint64(Packet *packet, uint64 data);
+void NetworkSend_string(Packet *packet, const char* data);
+
+void NetworkRecv_ReadPacketSize(Packet *packet);
+uint8 NetworkRecv_uint8 (NetworkClientState *cs, Packet *packet);
+uint16 NetworkRecv_uint16(NetworkClientState *cs, Packet *packet);
+uint32 NetworkRecv_uint32(NetworkClientState *cs, Packet *packet);
+uint64 NetworkRecv_uint64(NetworkClientState *cs, Packet *packet);
+void NetworkRecv_string(NetworkClientState *cs, Packet *packet, char* buffer, size_t size);
+
+#endif /* ENABLE_NETWORK */
+
+#endif /* NETWORK_CORE_PACKET_H */
diff --git a/network/core/tcp.c b/network/core/tcp.c
new file mode 100644
index 000000000..493a97dff
--- /dev/null
+++ b/network/core/tcp.c
@@ -0,0 +1,227 @@
+/* $Id$ */
+
+#ifdef ENABLE_NETWORK
+
+#include "../../stdafx.h"
+#include "../../debug.h"
+#include "../../openttd.h"
+#include "../../variables.h"
+#include "../../table/strings.h"
+#include "../../functions.h"
+
+#include "os_abstraction.h"
+#include "config.h"
+#include "packet.h"
+#include "../network_data.h"
+#include "tcp.h"
+
+/**
+ * @file tcp.c Basic functions to receive and send TCP packets.
+ */
+
+/**
+ * Functions to help NetworkRecv_Packet/NetworkSend_Packet a bit
+ * A socket can make errors. When that happens this handles what to do.
+ * For clients: close connection and drop back to main-menu
+ * For servers: close connection and that is it
+ * @param cs the client to close the connection of
+ * @return the new status
+ */
+NetworkRecvStatus CloseConnection(NetworkClientState *cs)
+{
+ NetworkCloseClient(cs);
+
+ /* Clients drop back to the main menu */
+ if (!_network_server && _networking) {
+ _switch_mode = SM_MENU;
+ _networking = false;
+ _switch_mode_errorstr = STR_NETWORK_ERR_LOSTCONNECTION;
+
+ return NETWORK_RECV_STATUS_CONN_LOST;
+ }
+
+ return NETWORK_RECV_STATUS_OKAY;
+}
+
+/**
+ * Whether the client has quit or not (used in packet.c)
+ * @param cs the client to check
+ * @return true if the client has quit
+ */
+bool HasClientQuit(NetworkClientState *cs)
+{
+ return cs->has_quit;
+}
+
+/**
+ * This function puts the packet in the send-queue and it is send as
+ * soon as possible. This is the next tick, or maybe one tick later
+ * if the OS-network-buffer is full)
+ * @param packet the packet to send
+ * @param cs the client to send to
+ */
+void NetworkSend_Packet(Packet *packet, NetworkClientState *cs)
+{
+ Packet *p;
+ assert(packet != NULL);
+
+ packet->pos = 0;
+ packet->next = NULL;
+
+ NetworkSend_FillPacketSize(packet);
+
+ /* Locate last packet buffered for the client */
+ p = cs->packet_queue;
+ if (p == NULL) {
+ /* No packets yet */
+ cs->packet_queue = packet;
+ } else {
+ /* Skip to the last packet */
+ while (p->next != NULL) p = p->next;
+ p->next = packet;
+ }
+}
+
+/**
+ * Sends all the buffered packets out for this client. It stops when:
+ * 1) all packets are send (queue is empty)
+ * 2) the OS reports back that it can not send any more
+ * data right now (full network-buffer, it happens ;))
+ * 3) sending took too long
+ * @param cs the client to send the packets for
+ */
+bool NetworkSend_Packets(NetworkClientState *cs)
+{
+ ssize_t res;
+ Packet *p;
+
+ /* We can not write to this socket!! */
+ if (!cs->writable) return false;
+ if (cs->socket == INVALID_SOCKET) return false;
+
+ p = cs->packet_queue;
+ while (p != NULL) {
+ res = send(cs->socket, p->buffer + p->pos, p->size - p->pos, 0);
+ if (res == -1) {
+ int err = GET_LAST_ERROR();
+ if (err != EWOULDBLOCK) {
+ /* Something went wrong.. close client! */
+ DEBUG(net, 0, "send failed with error %d", err);
+ CloseConnection(cs);
+ return false;
+ }
+ return true;
+ }
+ if (res == 0) {
+ /* Client/server has left us :( */
+ CloseConnection(cs);
+ return false;
+ }
+
+ p->pos += res;
+
+ /* Is this packet sent? */
+ if (p->pos == p->size) {
+ /* Go to the next packet */
+ cs->packet_queue = p->next;
+ free(p);
+ p = cs->packet_queue;
+ } else {
+ return true;
+ }
+ }
+
+ return true;
+}
+
+/**
+ * Receives a packet for the given client
+ * @param cs the client to (try to) receive a packet for
+ * @param status the variable to store the status into
+ * @return the received packet (or NULL when it didn't receive one)
+ */
+Packet *NetworkRecv_Packet(NetworkClientState *cs, NetworkRecvStatus *status)
+{
+ ssize_t res;
+ Packet *p;
+
+ *status = NETWORK_RECV_STATUS_OKAY;
+
+ if (cs->socket == INVALID_SOCKET) return NULL;
+
+ if (cs->packet_recv == NULL) {
+ cs->packet_recv = malloc(sizeof(Packet));
+ if (cs->packet_recv == NULL) error("Failed to allocate packet");
+ /* Set pos to zero! */
+ cs->packet_recv->pos = 0;
+ cs->packet_recv->size = 0; // Can be ommited, just for safety reasons
+ }
+
+ p = cs->packet_recv;
+
+ /* Read packet size */
+ if (p->pos < sizeof(PacketSize)) {
+ while (p->pos < sizeof(PacketSize)) {
+ /* Read the size of the packet */
+ res = recv(cs->socket, p->buffer + p->pos, sizeof(PacketSize) - p->pos, 0);
+ if (res == -1) {
+ int err = GET_LAST_ERROR();
+ if (err != EWOULDBLOCK) {
+ /* Something went wrong... (104 is connection reset by peer) */
+ if (err != 104) DEBUG(net, 0, "recv failed with error %d", err);
+ *status = CloseConnection(cs);
+ return NULL;
+ }
+ /* Connection would block, so stop for now */
+ return NULL;
+ }
+ if (res == 0) {
+ /* Client/server has left */
+ *status = CloseConnection(cs);
+ return NULL;
+ }
+ p->pos += res;
+ }
+
+ NetworkRecv_ReadPacketSize(p);
+
+ if (p->size > SEND_MTU) {
+ *status = CloseConnection(cs);
+ return NULL;
+ }
+ }
+
+ /* Read rest of packet */
+ while (p->pos < p->size) {
+ res = recv(cs->socket, p->buffer + p->pos, p->size - p->pos, 0);
+ if (res == -1) {
+ int err = GET_LAST_ERROR();
+ if (err != EWOULDBLOCK) {
+ /* Something went wrong... (104 is connection reset by peer) */
+ if (err != 104) DEBUG(net, 0, "recv failed with error %d", err);
+ *status = CloseConnection(cs);
+ return NULL;
+ }
+ /* Connection would block */
+ return NULL;
+ }
+ if (res == 0) {
+ /* Client/server has left */
+ *status = CloseConnection(cs);
+ return NULL;
+ }
+
+ p->pos += res;
+ }
+
+ /* We have a complete packet, return it! */
+ p->pos = 2;
+ p->next = NULL; // Should not be needed, but who knows...
+
+ /* Prepare for receiving a new packet */
+ cs->packet_recv = NULL;
+
+ return p;
+}
+
+#endif /* ENABLE_NETWORK */
diff --git a/network/core/tcp.h b/network/core/tcp.h
new file mode 100644
index 000000000..e3c307353
--- /dev/null
+++ b/network/core/tcp.h
@@ -0,0 +1,60 @@
+/* $Id$ */
+
+#ifndef NETWORK_CORE_TCP_H
+#define NETWORK_CORE_TCP_H
+
+#ifdef ENABLE_NETWORK
+
+/**
+ * @file tcp.h Basic functions to receive and send TCP packets.
+ */
+
+/**
+ * Enum with all types of UDP packets.
+ * The order of the first 4 packets MUST not be changed, as
+ * it protects old clients from joining newer servers
+ * (because SERVER_ERROR is the respond to a wrong revision)
+ */
+enum {
+ PACKET_SERVER_FULL,
+ PACKET_SERVER_BANNED,
+ PACKET_CLIENT_JOIN,
+ PACKET_SERVER_ERROR,
+ PACKET_CLIENT_COMPANY_INFO,
+ PACKET_SERVER_COMPANY_INFO,
+ PACKET_SERVER_CLIENT_INFO,
+ PACKET_SERVER_NEED_PASSWORD,
+ PACKET_CLIENT_PASSWORD,
+ PACKET_SERVER_WELCOME,
+ PACKET_CLIENT_GETMAP,
+ PACKET_SERVER_WAIT,
+ PACKET_SERVER_MAP,
+ PACKET_CLIENT_MAP_OK,
+ PACKET_SERVER_JOIN,
+ PACKET_SERVER_FRAME,
+ PACKET_SERVER_SYNC,
+ PACKET_CLIENT_ACK,
+ PACKET_CLIENT_COMMAND,
+ PACKET_SERVER_COMMAND,
+ PACKET_CLIENT_CHAT,
+ PACKET_SERVER_CHAT,
+ PACKET_CLIENT_SET_PASSWORD,
+ PACKET_CLIENT_SET_NAME,
+ PACKET_CLIENT_QUIT,
+ PACKET_CLIENT_ERROR,
+ PACKET_SERVER_QUIT,
+ PACKET_SERVER_ERROR_QUIT,
+ PACKET_SERVER_SHUTDOWN,
+ PACKET_SERVER_NEWGAME,
+ PACKET_SERVER_RCON,
+ PACKET_CLIENT_RCON,
+ PACKET_END ///< Must ALWAYS be on the end of this list!! (period)
+};
+
+void NetworkSend_Packet(Packet *packet, NetworkClientState *cs);
+Packet *NetworkRecv_Packet(NetworkClientState *cs, NetworkRecvStatus *status);
+bool NetworkSend_Packets(NetworkClientState *cs);
+
+#endif /* ENABLE_NETWORK */
+
+#endif /* NETWORK_CORE_TCP_H */
diff --git a/network/core/udp.c b/network/core/udp.c
new file mode 100644
index 000000000..badd9a532
--- /dev/null
+++ b/network/core/udp.c
@@ -0,0 +1,277 @@
+/* $Id$ */
+
+#ifdef ENABLE_NETWORK
+
+#include "../../stdafx.h"
+#include "../../date.h"
+#include "../../debug.h"
+#include "../../macros.h"
+#include "../../newgrf_config.h"
+
+#include "os_abstraction.h"
+#include "config.h"
+#include "game.h"
+#include "packet.h"
+#include "udp.h"
+
+/**
+ * @file udp.c Basic functions to receive and send UDP packets.
+ */
+
+/**
+ * Send a packet over UDP
+ * @param udp the socket to send over
+ * @param p the packet to send
+ * @param recv the receiver (target) of the packet
+ */
+void NetworkSendUDP_Packet(SOCKET udp, Packet *p, struct sockaddr_in *recv)
+{
+ int res;
+
+ NetworkSend_FillPacketSize(p);
+
+ /* Send the buffer */
+ res = sendto(udp, p->buffer, p->size, 0, (struct sockaddr *)recv, sizeof(*recv));
+
+ /* Check for any errors, but ignore it otherwise */
+ if (res == -1) DEBUG(net, 1, "[udp] sendto failed with: %i", GET_LAST_ERROR());
+}
+
+/**
+ * Start listening on the given host and port.
+ * @param udp the place where the (references to the) UDP are stored
+ * @param host the host (ip) to listen on
+ * @param port the port to listen on
+ * @param broadcast whether to allow broadcast sending/receiving
+ * @return true if the listening succeeded
+ */
+bool NetworkUDPListen(SOCKET *udp, uint32 host, uint16 port, bool broadcast)
+{
+ struct sockaddr_in sin;
+
+ /* Make sure socket is closed */
+ closesocket(*udp);
+
+ *udp = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
+ if (*udp == INVALID_SOCKET) {
+ DEBUG(net, 0, "[udp] failed to start UDP listener");
+ return false;
+ }
+
+ /* set nonblocking mode for socket */
+ {
+ unsigned long blocking = 1;
+#ifndef BEOS_NET_SERVER
+ ioctlsocket(*udp, FIONBIO, &blocking);
+#else
+ setsockopt(*udp, SOL_SOCKET, SO_NONBLOCK, &blocking, NULL);
+#endif
+ }
+
+ sin.sin_family = AF_INET;
+ /* Listen on all IPs */
+ sin.sin_addr.s_addr = host;
+ sin.sin_port = htons(port);
+
+ if (bind(*udp, (struct sockaddr*)&sin, sizeof(sin)) != 0) {
+ DEBUG(net, 0, "[udp] bind failed on %s:%i", inet_ntoa(*(struct in_addr *)&host), port);
+ return false;
+ }
+
+ if (broadcast) {
+ /* Enable broadcast */
+ unsigned long val = 1;
+#ifndef BEOS_NET_SERVER // will work around this, some day; maybe.
+ setsockopt(*udp, SOL_SOCKET, SO_BROADCAST, (char *) &val , sizeof(val));
+#endif
+ }
+
+ DEBUG(net, 1, "[udp] listening on port %s:%d", inet_ntoa(*(struct in_addr *)&host), port);
+
+ return true;
+}
+
+/**
+ * Receive a packet at UDP level
+ * @param udp the socket to receive the packet on
+ */
+void NetworkUDPReceive(SOCKET udp)
+{
+ struct sockaddr_in client_addr;
+ socklen_t client_len;
+ int nbytes;
+ Packet p;
+ int packet_len;
+
+ packet_len = sizeof(p.buffer);
+ client_len = sizeof(client_addr);
+
+ /* Try to receive anything */
+ nbytes = recvfrom(udp, p.buffer, packet_len, 0, (struct sockaddr *)&client_addr, &client_len);
+
+ /* We got some bytes for the base header of the packet.
+ * Assume we received the whole packet. */
+ if (nbytes > 2) {
+ NetworkRecv_ReadPacketSize(&p);
+
+ /* Put the position on the right place */
+ p.pos = 2;
+ p.next = NULL;
+
+ /* Handle the packet */
+ NetworkHandleUDPPacket(&p, &client_addr);
+ }
+}
+
+
+/**
+ * Serializes the GRFIdentifier (GRF ID and MD5 checksum) to the packet
+ * @param p the packet to write the data to
+ * @param c the configuration to write the GRF ID and MD5 checksum from
+ */
+void NetworkSend_GRFIdentifier(Packet *p, const GRFConfig *c)
+{
+ uint j;
+ NetworkSend_uint32(p, c->grfid);
+ for (j = 0; j < sizeof(c->md5sum); j++) {
+ NetworkSend_uint8 (p, c->md5sum[j]);
+ }
+}
+
+/**
+ * Deserializes the GRFIdentifier (GRF ID and MD5 checksum) from the packet
+ * @param cs the client state (for closing connect on out-of-bounds reading etc)
+ * @param p the packet to read the data from
+ * @param c the configuration to write the GRF ID and MD5 checksum to
+ */
+void NetworkRecv_GRFIdentifier(NetworkClientState *cs, Packet *p, GRFConfig *c)
+{
+ uint j;
+ c->grfid = NetworkRecv_uint32(cs, p);
+ for (j = 0; j < sizeof(c->md5sum); j++) {
+ c->md5sum[j] = NetworkRecv_uint8(cs, p);
+ }
+}
+
+
+/**
+ * Serializes the NetworkGameInfo struct to the packet
+ * @param p the packet to write the data to
+ * @param info the NetworkGameInfo struct to serialize
+ */
+void NetworkSend_NetworkGameInfo(Packet *p, const NetworkGameInfo *info)
+{
+ NetworkSend_uint8 (p, NETWORK_GAME_INFO_VERSION);
+
+ /*
+ * Please observe the order.
+ * The parts must be read in the same order as they are sent!
+ */
+
+
+ /* NETWORK_GAME_INFO_VERSION = 4 */
+ {
+ /* Only send the GRF Identification (GRF_ID and MD5 checksum) of
+ * the GRFs that are needed, i.e. the ones that the server has
+ * selected in the NewGRF GUI and not the ones that are used due
+ * to the fact that they are in [newgrf-static] in openttd.cfg */
+ const GRFConfig *c;
+ uint count = 0;
+
+ /* Count number of GRFs to send information about */
+ for (c = info->grfconfig; c != NULL; c = c->next) {
+ if (!HASBIT(c->flags, GCF_STATIC)) count++;
+ }
+ NetworkSend_uint8 (p, count); // Send number of GRFs
+
+ /* Send actual GRF Identifications */
+ for (c = info->grfconfig; c != NULL; c = c->next) {
+ if (!HASBIT(c->flags, GCF_STATIC)) NetworkSend_GRFIdentifier(p, c);
+ }
+ }
+
+ /* NETWORK_GAME_INFO_VERSION = 3 */
+ NetworkSend_uint32(p, info->game_date);
+ NetworkSend_uint32(p, info->start_date);
+
+ /* NETWORK_GAME_INFO_VERSION = 2 */
+ NetworkSend_uint8 (p, info->companies_max);
+ NetworkSend_uint8 (p, info->companies_on);
+ NetworkSend_uint8 (p, info->spectators_max);
+
+ /* NETWORK_GAME_INFO_VERSION = 1 */
+ NetworkSend_string(p, info->server_name);
+ NetworkSend_string(p, info->server_revision);
+ NetworkSend_uint8 (p, info->server_lang);
+ NetworkSend_uint8 (p, info->use_password);
+ NetworkSend_uint8 (p, info->clients_max);
+ NetworkSend_uint8 (p, info->clients_on);
+ NetworkSend_uint8 (p, info->spectators_on);
+ NetworkSend_string(p, info->map_name);
+ NetworkSend_uint16(p, info->map_width);
+ NetworkSend_uint16(p, info->map_height);
+ NetworkSend_uint8 (p, info->map_set);
+ NetworkSend_uint8 (p, info->dedicated);
+}
+
+/**
+ * Deserializes the NetworkGameInfo struct from the packet
+ * @param cs the client state (for closing connect on out-of-bounds reading etc)
+ * @param p the packet to read the data from
+ * @param info the NetworkGameInfo to deserialize into
+ */
+void NetworkRecv_NetworkGameInfo(NetworkClientState *cs, Packet *p, NetworkGameInfo *info)
+{
+ info->game_info_version = NetworkRecv_uint8(cs, p);
+
+ /*
+ * Please observe the order.
+ * The parts must be read in the same order as they are sent!
+ */
+
+ switch (info->game_info_version) {
+ case 4: {
+ GRFConfig *c, **dst = &info->grfconfig;
+ uint i;
+ uint num_grfs = NetworkRecv_uint8(cs, p);
+
+ for (i = 0; i < num_grfs; i++) {
+ c = calloc(1, sizeof(*c));
+ NetworkRecv_GRFIdentifier(cs, p, c);
+ HandleIncomingNetworkGameInfoGRFConfig(c);
+
+ /* Append GRFConfig to the list */
+ *dst = c;
+ dst = &c->next;
+ }
+ } /* Fallthrough */
+ case 3:
+ info->game_date = NetworkRecv_uint32(cs, p);
+ info->start_date = NetworkRecv_uint32(cs, p);
+ /* Fallthrough */
+ case 2:
+ info->companies_max = NetworkRecv_uint8 (cs, p);
+ info->companies_on = NetworkRecv_uint8 (cs, p);
+ info->spectators_max = NetworkRecv_uint8 (cs, p);
+ /* Fallthrough */
+ case 1:
+ NetworkRecv_string(cs, p, info->server_name, sizeof(info->server_name));
+ NetworkRecv_string(cs, p, info->server_revision, sizeof(info->server_revision));
+ info->server_lang = NetworkRecv_uint8 (cs, p);
+ info->use_password = NetworkRecv_uint8 (cs, p);
+ info->clients_max = NetworkRecv_uint8 (cs, p);
+ info->clients_on = NetworkRecv_uint8 (cs, p);
+ info->spectators_on = NetworkRecv_uint8 (cs, p);
+ if (info->game_info_version < 3) { // 16 bits dates got scrapped and are read earlier
+ info->game_date = NetworkRecv_uint16(cs, p) + DAYS_TILL_ORIGINAL_BASE_YEAR;
+ info->start_date = NetworkRecv_uint16(cs, p) + DAYS_TILL_ORIGINAL_BASE_YEAR;
+ }
+ NetworkRecv_string(cs, p, info->map_name, sizeof(info->map_name));
+ info->map_width = NetworkRecv_uint16(cs, p);
+ info->map_height = NetworkRecv_uint16(cs, p);
+ info->map_set = NetworkRecv_uint8 (cs, p);
+ info->dedicated = NetworkRecv_uint8 (cs, p);
+ }
+}
+
+#endif /* ENABLE_NETWORK */
diff --git a/network/core/udp.h b/network/core/udp.h
new file mode 100644
index 000000000..3221e664f
--- /dev/null
+++ b/network/core/udp.h
@@ -0,0 +1,62 @@
+/* $Id$ */
+
+#ifndef NETWORK_CORE_UDP_H
+#define NETWORK_CORE_UDP_H
+
+#ifdef ENABLE_NETWORK
+
+/**
+ * @file udp.h Basic functions to receive and send UDP packets.
+ */
+
+///** Sending/receiving of UDP packets **////
+
+void NetworkSendUDP_Packet(SOCKET udp, Packet *p, struct sockaddr_in *recv);
+bool NetworkUDPListen(SOCKET *udp, uint32 host, uint16 port, bool broadcast);
+void NetworkUDPReceive(SOCKET udp);
+
+/**
+ * Function that is called for every received UDP packet.
+ * @param packet the received packet
+ * @param client_addr the address of the sender of the packet
+ */
+void NetworkHandleUDPPacket(Packet *p, struct sockaddr_in *client_addr);
+
+
+///** Sending/receiving of (large) chuncks of UDP packets **////
+
+
+/** Enum with all types of UDP packets. The order MUST not be changed **/
+enum {
+ PACKET_UDP_CLIENT_FIND_SERVER, ///< Queries a game server for game information
+ PACKET_UDP_SERVER_RESPONSE, ///< Reply of the game server with game information
+ PACKET_UDP_CLIENT_DETAIL_INFO, ///< Queries a game server about details of the game, such as companies
+ PACKET_UDP_SERVER_DETAIL_INFO, ///< Reply of the game server about details of the game, such as companies
+ PACKET_UDP_SERVER_REGISTER, ///< Packet to register itself to the master server
+ PACKET_UDP_MASTER_ACK_REGISTER, ///< Packet indicating registration has succedeed
+ PACKET_UDP_CLIENT_GET_LIST, ///< Request for serverlist from master server
+ PACKET_UDP_MASTER_RESPONSE_LIST, ///< Response from master server with server ip's + port's
+ PACKET_UDP_SERVER_UNREGISTER, ///< Request to be removed from the server-list
+ PACKET_UDP_CLIENT_GET_NEWGRFS, ///< Requests the name for a list of GRFs (GRF_ID and MD5)
+ PACKET_UDP_SERVER_NEWGRFS, ///< Sends the list of NewGRF's requested.
+ PACKET_UDP_END ///< Must ALWAYS be on the end of this list!! (period)
+};
+
+void NetworkSend_GRFIdentifier(Packet *p, const GRFConfig *c);
+void NetworkSend_NetworkGameInfo(Packet *p, const NetworkGameInfo *info);
+
+void NetworkRecv_GRFIdentifier(NetworkClientState *cs, Packet *p, GRFConfig *c);
+void NetworkRecv_NetworkGameInfo(NetworkClientState *cs, Packet *p, NetworkGameInfo *info);
+
+/**
+ * Function that is called for every GRFConfig that is read when receiving
+ * a NetworkGameInfo. Only grfid and md5sum are set, the rest is zero. This
+ * function must set all appropriate fields. This GRF is later appended to
+ * the grfconfig list of the NetworkGameInfo.
+ * @param config the GRF to handle
+ */
+void HandleIncomingNetworkGameInfoGRFConfig(GRFConfig *config);
+
+#endif /* ENABLE_NETWORK */
+
+#endif /* NETWORK_CORE_UDP_H */
diff --git a/network.c b/network/network.c
index 8b5b9ceef..83f7eedcd 100644
--- a/network.c
+++ b/network/network.c
@@ -1,6 +1,6 @@
/* $Id$ */
-#include "stdafx.h"
+#include "../stdafx.h"
#include "network_data.h"
#if defined(WITH_REV)
@@ -15,24 +15,27 @@
#ifdef ENABLE_NETWORK
-#include "openttd.h"
-#include "debug.h"
-#include "functions.h"
-#include "string.h"
-#include "strings.h"
-#include "map.h"
-#include "command.h"
-#include "variables.h"
-#include "date.h"
-#include "table/strings.h"
+#include "../openttd.h"
+#include "../debug.h"
+#include "../functions.h"
+#include "../string.h"
+#include "../strings.h"
+#include "../map.h"
+#include "../command.h"
+#include "../variables.h"
+#include "../date.h"
+#include "../newgrf_config.h"
+#include "../table/strings.h"
#include "network_client.h"
#include "network_server.h"
#include "network_udp.h"
#include "network_gamelist.h"
+#include "core/udp.h"
+#include "core/tcp.h"
#include "network_gui.h"
-#include "console.h" /* IConsoleCmdExec */
+#include "../console.h" /* IConsoleCmdExec */
#include <stdarg.h> /* va_list */
-#include "md5.h"
+#include "../md5.h"
#ifdef __MORPHOS__
// the library base is required here
diff --git a/network.h b/network/network.h
index 5453658e4..779fe393e 100644
--- a/network.h
+++ b/network/network.h
@@ -7,7 +7,9 @@
#ifdef ENABLE_NETWORK
-#include "player.h"
+#include "../player.h"
+#include "core/config.h"
+#include "core/game.h"
// If this line is enable, every frame will have a sync test
// this is not needed in normal games. Normal is like 1 sync in 100
@@ -31,13 +33,6 @@
// Do not change this next line. It should _ALWAYS_ be MAX_CLIENTS + 1
#define MAX_CLIENT_INFO (MAX_CLIENTS + 1)
-/* Stuff for the master-server */
-#define NETWORK_MASTER_SERVER_PORT 3978
-#define NETWORK_MASTER_SERVER_HOST "master.openttd.org"
-#define NETWORK_MASTER_SERVER_WELCOME_MESSAGE "OpenTTDRegister"
-
-#define NETWORK_DEFAULT_PORT 3979
-
#define MAX_INTERFACES 9
@@ -45,60 +40,6 @@
#define NETWORK_VEHICLE_TYPES 5
#define NETWORK_STATION_TYPES 5
-enum {
- NETWORK_NAME_LENGTH = 80,
- NETWORK_HOSTNAME_LENGTH = 80,
- NETWORK_REVISION_LENGTH = 15,
- NETWORK_PASSWORD_LENGTH = 20,
- NETWORK_PLAYERS_LENGTH = 200,
- NETWORK_CLIENT_NAME_LENGTH = 25,
- NETWORK_RCONCOMMAND_LENGTH = 500,
-
- NETWORK_GRF_NAME_LENGTH = 80, ///< Maximum length of the name of a GRF
- /* Maximum number of GRFs that can be sent.
- * This value is related to number of handles (files) OpenTTD can open.
- * This is currently 64 and about 10 are currently used when OpenTTD loads
- * without any NewGRFs. Therefore one can only load about 55 NewGRFs, so
- * this is not a limit, but rather a way to easily check whether the limit
- * imposed by the handle count is reached. Secondly it isn't possible to
- * send much more GRF IDs + MD5sums in the PACKET_UDP_SERVER_RESPONSE, due
- * to the limited size of UDP packets. */
- NETWORK_MAX_GRF_COUNT = 55,
-
- NETWORK_NUM_LANGUAGES = 4,
-};
-
-// This is the struct used by both client and server
-// some fields will be empty on the client (like game_password) by default
-// and only filled with data a player enters.
-typedef struct NetworkGameInfo {
- char server_name[NETWORK_NAME_LENGTH]; // Server name
- char hostname[NETWORK_HOSTNAME_LENGTH]; // Hostname of the server (if any)
- char server_revision[NETWORK_REVISION_LENGTH]; // The SVN version number the server is using (e.g.: 'r304')
- // It even shows a SVN version in release-version, so
- // it is easy to compare if a server is of the correct version
- bool version_compatible; // Can we connect to this server or not? (based on server_revision)
- bool compatible; // Can we connect to this server or not? (based on server_revision _and_ grf_match
- byte server_lang; // Language of the server (we should make a nice table for this)
- byte use_password; // Is set to != 0 if it uses a password
- char server_password[NETWORK_PASSWORD_LENGTH]; // On the server: the game password, on the client: != "" if server has password
- byte clients_max; // Max clients allowed on server
- byte clients_on; // Current count of clients on server
- byte companies_max; // Max companies allowed on server
- byte companies_on; // How many started companies do we have (XXX - disabled for server atm, use ActivePlayerCount())
- byte spectators_max; // Max spectators allowed on server
- byte spectators_on; // How many spectators do we have? (XXX - disabled for server atm, use NetworkSpectatorCount())
- Date game_date; // Current date
- Date start_date; // When the game started
- char map_name[NETWORK_NAME_LENGTH]; // Map which is played ["random" for a randomized map]
- uint16 map_width; // Map width
- uint16 map_height; // Map height
- byte map_set; // Graphical set
- bool dedicated; // Is this a dedicated server?
- char rcon_password[NETWORK_PASSWORD_LENGTH]; // RCon password for the server. "" if rcon is disabled
- struct GRFConfig *grfconfig; // List of NewGRF files required
-} NetworkGameInfo;
-
typedef struct NetworkPlayerInfo {
char company_name[NETWORK_NAME_LENGTH]; // Company name
char password[NETWORK_PASSWORD_LENGTH]; // The password for the player
diff --git a/network_client.c b/network/network_client.c
index 39a12c28c..ce2a71ac1 100644
--- a/network_client.c
+++ b/network/network_client.c
@@ -2,23 +2,24 @@
#ifdef ENABLE_NETWORK
-#include "stdafx.h"
-#include "debug.h"
-#include "string.h"
-#include "strings.h"
+#include "../stdafx.h"
+#include "../debug.h"
+#include "../string.h"
+#include "../strings.h"
#include "network_data.h"
-#include "date.h"
-#include "table/strings.h"
-#include "functions.h"
+#include "core/tcp.h"
+#include "../date.h"
+#include "../table/strings.h"
+#include "../functions.h"
#include "network_client.h"
#include "network_gamelist.h"
#include "network_gui.h"
-#include "saveload.h"
-#include "command.h"
-#include "window.h"
-#include "console.h"
-#include "variables.h"
-#include "ai/ai.h"
+#include "../saveload.h"
+#include "../command.h"
+#include "../window.h"
+#include "../console.h"
+#include "../variables.h"
+#include "../ai/ai.h"
// This file handles all the client-commands
diff --git a/network_client.h b/network/network_client.h
index 2dd776ac1..2dd776ac1 100644
--- a/network_client.h
+++ b/network/network_client.h
diff --git a/network/network_data.c b/network/network_data.c
new file mode 100644
index 000000000..9e5e6424d
--- /dev/null
+++ b/network/network_data.c
@@ -0,0 +1,106 @@
+/* $Id$ */
+
+#ifdef ENABLE_NETWORK
+
+#include "../stdafx.h"
+#include "../debug.h"
+#include "network_data.h"
+#include "../string.h"
+#include "network_client.h"
+#include "../command.h"
+#include "../callback_table.h"
+
+// Add a command to the local command queue
+void NetworkAddCommandQueue(NetworkClientState *cs, CommandPacket *cp)
+{
+ CommandPacket* new_cp = malloc(sizeof(*new_cp));
+
+ *new_cp = *cp;
+
+ if (cs->command_queue == NULL) {
+ cs->command_queue = new_cp;
+ } else {
+ CommandPacket *c = cs->command_queue;
+ while (c->next != NULL) c = c->next;
+ c->next = new_cp;
+ }
+}
+
+// Prepare a DoCommand to be send over the network
+void NetworkSend_Command(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback)
+{
+ CommandPacket *c = malloc(sizeof(CommandPacket));
+ byte temp_callback;
+
+ c->player = _local_player;
+ c->next = NULL;
+ c->tile = tile;
+ c->p1 = p1;
+ c->p2 = p2;
+ c->cmd = cmd;
+ c->callback = 0;
+
+ temp_callback = 0;
+
+ while (temp_callback < _callback_table_count && _callback_table[temp_callback] != callback)
+ temp_callback++;
+ if (temp_callback == _callback_table_count) {
+ DEBUG(net, 0, "Unknown callback. (Pointer: %p) No callback sent", callback);
+ temp_callback = 0; /* _callback_table[0] == NULL */
+ }
+
+ if (_network_server) {
+ // We are the server, so set the command to be executed next possible frame
+ c->frame = _frame_counter_max + 1;
+ } else {
+ c->frame = 0; // The client can't tell which frame, so just make it 0
+ }
+
+ ttd_strlcpy(c->text, (_cmd_text != NULL) ? _cmd_text : "", lengthof(c->text));
+
+ if (_network_server) {
+ // If we are the server, we queue the command in our 'special' queue.
+ // In theory, we could execute the command right away, but then the
+ // client on the server can do everything 1 tick faster than others.
+ // So to keep the game fair, we delay the command with 1 tick
+ // which gives about the same speed as most clients.
+ NetworkClientState *cs;
+
+ // And we queue it for delivery to the clients
+ FOR_ALL_CLIENTS(cs) {
+ if (cs->status > STATUS_AUTH) NetworkAddCommandQueue(cs, c);
+ }
+
+ // Only the server gets the callback, because clients should not get them
+ c->callback = temp_callback;
+ if (_local_command_queue == NULL) {
+ _local_command_queue = c;
+ } else {
+ // Find last packet
+ CommandPacket *cp = _local_command_queue;
+ while (cp->next != NULL) cp = cp->next;
+ cp->next = c;
+ }
+
+ return;
+ }
+
+ // Clients send their command to the server and forget all about the packet
+ c->callback = temp_callback;
+ SEND_COMMAND(PACKET_CLIENT_COMMAND)(c);
+}
+
+// Execute a DoCommand we received from the network
+void NetworkExecuteCommand(CommandPacket *cp)
+{
+ _current_player = cp->player;
+ _cmd_text = cp->text;
+ /* cp->callback is unsigned. so we don't need to do lower bounds checking. */
+ if (cp->callback > _callback_table_count) {
+ DEBUG(net, 0, "Received out-of-bounds callback (%d)", cp->callback);
+ cp->callback = 0;
+ }
+ DoCommandP(cp->tile, cp->p1, cp->p2, _callback_table[cp->callback], cp->cmd | CMD_NETWORK_COMMAND);
+}
+
+#endif /* ENABLE_NETWORK */
diff --git a/network_data.h b/network/network_data.h
index 16263c776..3e42e00cf 100644
--- a/network_data.h
+++ b/network/network_data.h
@@ -3,36 +3,21 @@
#ifndef NETWORK_DATA_H
#define NETWORK_DATA_H
-#include "openttd.h"
-#include "network.h"
-#include "network_core.h"
-
// Is the network enabled?
#ifdef ENABLE_NETWORK
-#define SEND_MTU 1460
+#include "../openttd.h"
+#include "network.h"
+#include "core/os_abstraction.h"
+#include "core/config.h"
+#include "core/packet.h"
+
#define MAX_TEXT_MSG_LEN 1024 /* long long long long sentences :-) */
// The client-info-server-index is always 1
#define NETWORK_SERVER_INDEX 1
#define NETWORK_EMPTY_INDEX 0
-// What version of game-info do we use?
-#define NETWORK_GAME_INFO_VERSION 4
-// What version of company info is this?
-#define NETWORK_COMPANY_INFO_VERSION 4
-// What version of master-server-protocol do we use?
-#define NETWORK_MASTER_SERVER_VERSION 1
-
-typedef uint16 PacketSize;
-
-typedef struct Packet {
- struct Packet *next;
- PacketSize size;
- PacketSize pos;
- byte buffer[SEND_MTU];
-} Packet;
-
typedef struct CommandPacket {
struct CommandPacket *next;
PlayerID player; /// player that is executing the command
@@ -112,7 +97,7 @@ typedef enum {
} NetworkPasswordType;
// To keep the clients all together
-typedef struct NetworkClientState {
+struct NetworkClientState { // Typedeffed in network_core/packet.h
SOCKET socket;
uint16 index;
uint32 last_frame;
@@ -127,47 +112,7 @@ typedef struct NetworkClientState {
Packet *packet_recv; // Partially received packet
CommandPacket *command_queue; // The command-queue awaiting delivery
-} NetworkClientState;
-
-// What packet types are there
-// WARNING: The first 3 packets can NEVER change order again
-// it protects old clients from joining newer servers (because SERVER_ERROR
-// is the respond to a wrong revision)
-typedef enum {
- PACKET_SERVER_FULL,
- PACKET_SERVER_BANNED,
- PACKET_CLIENT_JOIN,
- PACKET_SERVER_ERROR,
- PACKET_CLIENT_COMPANY_INFO,
- PACKET_SERVER_COMPANY_INFO,
- PACKET_SERVER_CLIENT_INFO,
- PACKET_SERVER_NEED_PASSWORD,
- PACKET_CLIENT_PASSWORD,
- PACKET_SERVER_WELCOME,
- PACKET_CLIENT_GETMAP,
- PACKET_SERVER_WAIT,
- PACKET_SERVER_MAP,
- PACKET_CLIENT_MAP_OK,
- PACKET_SERVER_JOIN,
- PACKET_SERVER_FRAME,
- PACKET_SERVER_SYNC,
- PACKET_CLIENT_ACK,
- PACKET_CLIENT_COMMAND,
- PACKET_SERVER_COMMAND,
- PACKET_CLIENT_CHAT,
- PACKET_SERVER_CHAT,
- PACKET_CLIENT_SET_PASSWORD,
- PACKET_CLIENT_SET_NAME,
- PACKET_CLIENT_QUIT,
- PACKET_CLIENT_ERROR,
- PACKET_SERVER_QUIT,
- PACKET_SERVER_ERROR_QUIT,
- PACKET_SERVER_SHUTDOWN,
- PACKET_SERVER_NEWGAME,
- PACKET_SERVER_RCON,
- PACKET_CLIENT_RCON,
- PACKET_END // Should ALWAYS be on the end of this list!! (period)
-} PacketType;
+};
typedef enum {
DESTTYPE_BROADCAST, ///< Send message/notice to all players (All)
@@ -202,22 +147,6 @@ NetworkClientState _clients[MAX_CLIENTS];
#define FOR_ALL_CLIENTS(cs) for (cs = _clients; cs != endof(_clients) && cs->socket != INVALID_SOCKET; cs++)
#define FOR_ALL_ACTIVE_CLIENT_INFOS(ci) for (ci = _network_client_info; ci != endof(_network_client_info); ci++) if (ci->client_index != NETWORK_EMPTY_INDEX)
-Packet *NetworkSend_Init(PacketType type);
-void NetworkSend_uint8(Packet *packet, uint8 data);
-void NetworkSend_uint16(Packet *packet, uint16 data);
-void NetworkSend_uint32(Packet *packet, uint32 data);
-void NetworkSend_uint64(Packet *packet, uint64 data);
-void NetworkSend_string(Packet *packet, const char* data);
-void NetworkSend_Packet(Packet *packet, NetworkClientState *cs);
-
-uint8 NetworkRecv_uint8(NetworkClientState *cs, Packet *packet);
-uint16 NetworkRecv_uint16(NetworkClientState *cs, Packet *packet);
-uint32 NetworkRecv_uint32(NetworkClientState *cs, Packet *packet);
-uint64 NetworkRecv_uint64(NetworkClientState *cs, Packet *packet);
-void NetworkRecv_string(NetworkClientState *cs, Packet *packet, char* buffer, size_t size);
-Packet *NetworkRecv_Packet(NetworkClientState *cs, NetworkRecvStatus *status);
-
-bool NetworkSend_Packets(NetworkClientState *cs);
void NetworkExecuteCommand(CommandPacket *cp);
void NetworkAddCommandQueue(NetworkClientState *cs, CommandPacket *cp);
diff --git a/network_gamelist.c b/network/network_gamelist.c
index 15fd7aa57..a830073ad 100644
--- a/network_gamelist.c
+++ b/network/network_gamelist.c
@@ -2,10 +2,10 @@
#ifdef ENABLE_NETWORK
-#include "stdafx.h"
-#include "debug.h"
+#include "../stdafx.h"
+#include "../debug.h"
#include "network_data.h"
-#include "newgrf_config.h"
+#include "../newgrf_config.h"
// This file handles the GameList
// Also, it handles the request to a server for data about the server
diff --git a/network_gamelist.h b/network/network_gamelist.h
index c1a1a0904..c1a1a0904 100644
--- a/network_gamelist.h
+++ b/network/network_gamelist.h
diff --git a/network_gui.c b/network/network_gui.c
index d0dd5df4c..91c990bbc 100644
--- a/network_gui.c
+++ b/network/network_gui.c
@@ -1,32 +1,32 @@
/* $Id$ */
#ifdef ENABLE_NETWORK
-#include "stdafx.h"
-#include "openttd.h"
-#include "string.h"
-#include "strings.h"
-#include "table/sprites.h"
+#include "../stdafx.h"
+#include "../openttd.h"
+#include "../string.h"
+#include "../strings.h"
+#include "../table/sprites.h"
#include "network.h"
-#include "date.h"
+#include "../date.h"
-#include "fios.h"
-#include "table/strings.h"
-#include "functions.h"
+#include "../fios.h"
+#include "../table/strings.h"
+#include "../functions.h"
#include "network_data.h"
#include "network_client.h"
#include "network_gui.h"
#include "network_gamelist.h"
-#include "window.h"
-#include "gui.h"
-#include "gfx.h"
-#include "command.h"
-#include "variables.h"
+#include "../window.h"
+#include "../gui.h"
+#include "../gfx.h"
+#include "../command.h"
+#include "../variables.h"
#include "network_server.h"
#include "network_udp.h"
-#include "settings.h"
-#include "string.h"
-#include "town.h"
-#include "newgrf.h"
+#include "../settings.h"
+#include "../string.h"
+#include "../town.h"
+#include "../newgrf.h"
#define BGC 5
#define BTC 15
diff --git a/network_gui.h b/network/network_gui.h
index aa4313eba..aa4313eba 100644
--- a/network_gui.h
+++ b/network/network_gui.h
diff --git a/network_server.c b/network/network_server.c
index f1179ce2f..2a75d15fe 100644
--- a/network_server.c
+++ b/network/network_server.c
@@ -2,25 +2,26 @@
#ifdef ENABLE_NETWORK
-#include "stdafx.h"
-#include "openttd.h" // XXX StringID
-#include "debug.h"
-#include "string.h"
-#include "strings.h"
+#include "../stdafx.h"
+#include "../openttd.h" // XXX StringID
+#include "../debug.h"
+#include "../string.h"
+#include "../strings.h"
#include "network_data.h"
-#include "train.h"
-#include "date.h"
-#include "table/strings.h"
-#include "functions.h"
+#include "core/tcp.h"
+#include "../train.h"
+#include "../date.h"
+#include "../table/strings.h"
+#include "../functions.h"
#include "network_server.h"
#include "network_udp.h"
-#include "console.h"
-#include "command.h"
-#include "saveload.h"
-#include "vehicle.h"
-#include "station.h"
-#include "variables.h"
-#include "genworld.h"
+#include "../console.h"
+#include "../command.h"
+#include "../saveload.h"
+#include "../vehicle.h"
+#include "../station.h"
+#include "../variables.h"
+#include "../genworld.h"
// This file handles all the server-commands
diff --git a/network_server.h b/network/network_server.h
index c5b2baade..c5b2baade 100644
--- a/network_server.h
+++ b/network/network_server.h
diff --git a/network_udp.c b/network/network_udp.c
index a2d6ed395..aeef75e77 100644
--- a/network_udp.c
+++ b/network/network_udp.c
@@ -2,37 +2,25 @@
#ifdef ENABLE_NETWORK
-#include "stdafx.h"
-#include "debug.h"
-#include "string.h"
+#include "../stdafx.h"
+#include "../debug.h"
+#include "../string.h"
#include "network_data.h"
-#include "date.h"
-#include "map.h"
+#include "../date.h"
+#include "../map.h"
#include "network_gamelist.h"
#include "network_udp.h"
-#include "variables.h"
-#include "newgrf_config.h"
-
-//
-// This file handles all the LAN-stuff
-// Stuff like:
-// - UDP search over the network
-//
-
-typedef enum {
- PACKET_UDP_CLIENT_FIND_SERVER,
- PACKET_UDP_SERVER_RESPONSE,
- PACKET_UDP_CLIENT_DETAIL_INFO,
- PACKET_UDP_SERVER_DETAIL_INFO, // Is not used in OpenTTD itself, only for external querying
- PACKET_UDP_SERVER_REGISTER, // Packet to register itself to the master server
- PACKET_UDP_MASTER_ACK_REGISTER, // Packet indicating registration has succedeed
- PACKET_UDP_CLIENT_GET_LIST, // Request for serverlist from master server
- PACKET_UDP_MASTER_RESPONSE_LIST, // Response from master server with server ip's + port's
- PACKET_UDP_SERVER_UNREGISTER, // Request to be removed from the server-list
- PACKET_UDP_CLIENT_GET_NEWGRFS, // Requests the name for a list of GRFs (GRF_ID and MD5)
- PACKET_UDP_SERVER_NEWGRFS, // Sends the list of NewGRF's requested.
- PACKET_UDP_END
-} PacketUDPType;
+#include "../variables.h"
+#include "../newgrf_config.h"
+
+#include "core/udp.h"
+
+/**
+ * @file network_udp.c This file handles the UDP related communication.
+ *
+ * This is the GameServer <-> MasterServer and GameServer <-> GameClient
+ * communication before the game is being joined.
+ */
enum {
ADVERTISE_NORMAL_INTERVAL = 30000, // interval between advertising in ticks (15 minutes)
@@ -41,38 +29,9 @@ enum {
};
#define DEF_UDP_RECEIVE_COMMAND(type) void NetworkPacketReceive_ ## type ## _command(Packet *p, struct sockaddr_in *client_addr)
-static void NetworkSendUDP_Packet(SOCKET udp, Packet* p, struct sockaddr_in* recv);
static NetworkClientState _udp_cs;
-/**
- * Serializes the GRFIdentifier (GRF ID and MD5 checksum) to the packet
- * @param p the packet to write the data to
- * @param c the configuration to write the GRF ID and MD5 checksum from
- */
-static void NetworkSend_GRFIdentifier(Packet *p, const GRFConfig *c)
-{
- uint j;
- NetworkSend_uint32(p, c->grfid);
- for (j = 0; j < sizeof(c->md5sum); j++) {
- NetworkSend_uint8 (p, c->md5sum[j]);
- }
-}
-
-/**
- * Deserializes the GRFIdentifier (GRF ID and MD5 checksum) from the packet
- * @param p the packet to read the data from
- * @param c the configuration to write the GRF ID and MD5 checksum to
- */
-static void NetworkRecv_GRFIdentifier(Packet *p, GRFConfig *c)
-{
- uint j;
- c->grfid = NetworkRecv_uint32(&_udp_cs, p);
- for (j = 0; j < sizeof(c->md5sum); j++) {
- c->md5sum[j] = NetworkRecv_uint8(&_udp_cs, p);
- }
-}
-
DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_CLIENT_FIND_SERVER)
{
Packet *packet;
@@ -83,56 +42,15 @@ DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_CLIENT_FIND_SERVER)
packet = NetworkSend_Init(PACKET_UDP_SERVER_RESPONSE);
// Update some game_info
- _network_game_info.game_date = _date;
- _network_game_info.map_width = MapSizeX();
- _network_game_info.map_height = MapSizeY();
- _network_game_info.map_set = _opt.landscape;
+ _network_game_info.game_date = _date;
+ _network_game_info.map_width = MapSizeX();
+ _network_game_info.map_height = MapSizeY();
+ _network_game_info.map_set = _opt.landscape;
+ _network_game_info.companies_on = ActivePlayerCount();
+ _network_game_info.spectators_on = NetworkSpectatorCount();
+ _network_game_info.grfconfig = _grfconfig;
- NetworkSend_uint8 (packet, NETWORK_GAME_INFO_VERSION);
-
- /* NETWORK_GAME_INFO_VERSION = 4 */
- {
- /* Only send the GRF Identification (GRF_ID and MD5 checksum) of
- * the GRFs that are needed, i.e. the ones that the server has
- * selected in the NewGRF GUI and not the ones that are used due
- * to the fact that they are in [newgrf-static] in openttd.cfg */
- const GRFConfig *c;
- uint i = 0;
-
- /* Count number of GRFs to send information about */
- for (c = _grfconfig; c != NULL; c = c->next) {
- if (!HASBIT(c->flags, GCF_STATIC)) i++;
- }
- NetworkSend_uint8 (packet, i); // Send number of GRFs
-
- /* Send actual GRF Identifications */
- for (c = _grfconfig; c != NULL; c = c->next) {
- if (!HASBIT(c->flags, GCF_STATIC)) NetworkSend_GRFIdentifier(packet, c);
- }
- }
-
- /* NETWORK_GAME_INFO_VERSION = 3 */
- NetworkSend_uint32(packet, _network_game_info.game_date);
- NetworkSend_uint32(packet, _network_game_info.start_date);
-
- /* NETWORK_GAME_INFO_VERSION = 2 */
- NetworkSend_uint8 (packet, _network_game_info.companies_max);
- NetworkSend_uint8 (packet, ActivePlayerCount());
- NetworkSend_uint8 (packet, _network_game_info.spectators_max);
-
- /* NETWORK_GAME_INFO_VERSION = 1 */
- NetworkSend_string(packet, _network_game_info.server_name);
- NetworkSend_string(packet, _network_game_info.server_revision);
- NetworkSend_uint8 (packet, _network_game_info.server_lang);
- NetworkSend_uint8 (packet, _network_game_info.use_password);
- NetworkSend_uint8 (packet, _network_game_info.clients_max);
- NetworkSend_uint8 (packet, _network_game_info.clients_on);
- NetworkSend_uint8 (packet, NetworkSpectatorCount());
- NetworkSend_string(packet, _network_game_info.map_name);
- NetworkSend_uint16(packet, _network_game_info.map_width);
- NetworkSend_uint16(packet, _network_game_info.map_height);
- NetworkSend_uint8 (packet, _network_game_info.map_set);
- NetworkSend_uint8 (packet, _network_game_info.dedicated);
+ NetworkSend_NetworkGameInfo(p, &_network_game_info);
// Let the client know that we are here
NetworkSendUDP_Packet(_udp_server_socket, packet, client_addr);
@@ -142,101 +60,40 @@ DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_CLIENT_FIND_SERVER)
DEBUG(net, 2, "[udp] queried from '%s'", inet_ntoa(client_addr->sin_addr));
}
+void HandleIncomingNetworkGameInfoGRFConfig(GRFConfig *config)
+{
+ /* Find the matching GRF file */
+ const GRFConfig *f = FindGRFConfig(config->grfid, config->md5sum);
+ if (f == NULL) {
+ /* Don't know the GRF, so mark game incompatible and the (possibly)
+ * already resolved name for this GRF (another server has sent the
+ * name of the GRF already */
+ config->name = FindUnknownGRFName(config->grfid, config->md5sum, true);
+ SETBIT(config->flags, GCF_NOT_FOUND);
+ } else {
+ config->filename = f->filename;
+ config->name = f->name;
+ config->info = f->info;
+ }
+ SETBIT(config->flags, GCF_COPY);
+}
+
DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_SERVER_RESPONSE)
{
extern const char _openttd_revision[];
NetworkGameList *item;
- byte game_info_version;
// Just a fail-safe.. should never happen
- if (_network_udp_server)
- return;
-
- game_info_version = NetworkRecv_uint8(&_udp_cs, p);
-
- if (_udp_cs.has_quit) return;
+ if (_network_udp_server || _udp_cs.has_quit) return;
DEBUG(net, 4, "[udp] server response from %s:%d", inet_ntoa(client_addr->sin_addr),ntohs(client_addr->sin_port));
// Find next item
item = NetworkGameListAddItem(inet_addr(inet_ntoa(client_addr->sin_addr)), ntohs(client_addr->sin_port));
- item->info.compatible = true;
- /* Please observer the order. In the order in which packets are sent
- * they are to be received */
- switch (game_info_version) {
- case 4: {
- GRFConfig *c, **dst = &item->info.grfconfig;
- const GRFConfig *f;
- uint i;
- uint num_grfs = NetworkRecv_uint8(&_udp_cs, p);
-
- for (i = 0; i < num_grfs; i++) {
- c = calloc(1, sizeof(*c));
- NetworkRecv_GRFIdentifier(p, c);
-
- /* Find the matching GRF file */
- f = FindGRFConfig(c->grfid, c->md5sum);
- if (f == NULL) {
- /* Don't know the GRF, so mark game incompatible and the (possibly)
- * already resolved name for this GRF (another server has sent the
- * name of the GRF already */
- item->info.compatible = false;
- c->name = FindUnknownGRFName(c->grfid, c->md5sum, true);
- SETBIT(c->flags, GCF_NOT_FOUND);
- } else {
- c->filename = f->filename;
- c->name = f->name;
- c->info = f->info;
- }
- SETBIT(c->flags, GCF_COPY);
-
- /* Append GRFConfig to the list */
- *dst = c;
- dst = &c->next;
- }
- } /* Fallthrough */
- case 3:
- item->info.game_date = NetworkRecv_uint32(&_udp_cs, p);
- item->info.start_date = NetworkRecv_uint32(&_udp_cs, p);
- /* Fallthrough */
- case 2:
- item->info.companies_max = NetworkRecv_uint8(&_udp_cs, p);
- item->info.companies_on = NetworkRecv_uint8(&_udp_cs, p);
- item->info.spectators_max = NetworkRecv_uint8(&_udp_cs, p);
- /* Fallthrough */
- case 1:
- NetworkRecv_string(&_udp_cs, p, item->info.server_name, sizeof(item->info.server_name));
- NetworkRecv_string(&_udp_cs, p, item->info.server_revision, sizeof(item->info.server_revision));
- item->info.server_lang = NetworkRecv_uint8(&_udp_cs, p);
- item->info.use_password = NetworkRecv_uint8(&_udp_cs, p);
- item->info.clients_max = NetworkRecv_uint8(&_udp_cs, p);
- item->info.clients_on = NetworkRecv_uint8(&_udp_cs, p);
- item->info.spectators_on = NetworkRecv_uint8(&_udp_cs, p);
- if (game_info_version < 3) { // 16 bits dates got scrapped and are read earlier
- item->info.game_date = NetworkRecv_uint16(&_udp_cs, p) + DAYS_TILL_ORIGINAL_BASE_YEAR;
- item->info.start_date = NetworkRecv_uint16(&_udp_cs, p) + DAYS_TILL_ORIGINAL_BASE_YEAR;
- }
- NetworkRecv_string(&_udp_cs, p, item->info.map_name, sizeof(item->info.map_name));
- item->info.map_width = NetworkRecv_uint16(&_udp_cs, p);
- item->info.map_height = NetworkRecv_uint16(&_udp_cs, p);
- item->info.map_set = NetworkRecv_uint8(&_udp_cs, p);
- item->info.dedicated = NetworkRecv_uint8(&_udp_cs, p);
-
- if (item->info.server_lang >= NETWORK_NUM_LANGUAGES) item->info.server_lang = 0;
- if (item->info.map_set >= NUM_LANDSCAPE ) item->info.map_set = 0;
-
- if (item->info.hostname[0] == '\0')
- snprintf(item->info.hostname, sizeof(item->info.hostname), "%s", inet_ntoa(client_addr->sin_addr));
-
- /* Check if we are allowed on this server based on the revision-match */
- item->info.version_compatible =
- strcmp(item->info.server_revision, _openttd_revision) == 0 ||
- strcmp(item->info.server_revision, NOREV_STRING) == 0;
- item->info.compatible &= item->info.version_compatible; // Already contains match for GRFs
- break;
- }
+ NetworkRecv_NetworkGameInfo(&_udp_cs, p, &item->info);
+ item->info.compatible = true;
{
/* Checks whether there needs to be a request for names of GRFs and makes
* the request if necessary. GRFs that need to be requested are the GRFs
@@ -251,6 +108,7 @@ DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_SERVER_RESPONSE)
struct sockaddr_in out_addr;
for (c = item->info.grfconfig; c != NULL; c = c->next) {
+ if (HASBIT(c->flags, GCF_NOT_FOUND)) item->info.compatible = false;
if (!HASBIT(c->flags, GCF_NOT_FOUND) || strcmp(c->name, UNKNOWN_GRF_NAME_PLACEHOLDER) != 0) continue;
in_request[in_request_count] = c;
in_request_count++;
@@ -274,6 +132,18 @@ DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_SERVER_RESPONSE)
}
}
+ if (item->info.server_lang >= NETWORK_NUM_LANGUAGES) item->info.server_lang = 0;
+ if (item->info.map_set >= NUM_LANDSCAPE ) item->info.map_set = 0;
+
+ if (item->info.hostname[0] == '\0')
+ snprintf(item->info.hostname, sizeof(item->info.hostname), "%s", inet_ntoa(client_addr->sin_addr));
+
+ /* Check if we are allowed on this server based on the revision-match */
+ item->info.version_compatible =
+ strcmp(item->info.server_revision, _openttd_revision) == 0 ||
+ strcmp(item->info.server_revision, NOREV_STRING) == 0;
+ item->info.compatible &= item->info.version_compatible; // Already contains match for GRFs
+
item->online = true;
UpdateNetworkGameWindow(false);
@@ -455,7 +325,7 @@ DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_CLIENT_GET_NEWGRFS)
GRFConfig c;
const GRFConfig *f;
- NetworkRecv_GRFIdentifier(p, &c);
+ NetworkRecv_GRFIdentifier(&_udp_cs, p, &c);
/* Find the matching GRF file */
f = FindGRFConfig(c.grfid, c.md5sum);
@@ -510,7 +380,7 @@ DEF_UDP_RECEIVE_COMMAND(PACKET_UDP_SERVER_NEWGRFS)
char name[NETWORK_GRF_NAME_LENGTH];
GRFConfig c;
- NetworkRecv_GRFIdentifier(p, &c);
+ NetworkRecv_GRFIdentifier(&_udp_cs, p, &c);
NetworkRecv_string(&_udp_cs, p, name, sizeof(name));
/* An empty name is not possible under normal circumstances
@@ -550,7 +420,7 @@ static NetworkUDPPacket* const _network_udp_packet[] = {
assert_compile(lengthof(_network_udp_packet) == PACKET_UDP_END);
-static void NetworkHandleUDPPacket(Packet* p, struct sockaddr_in* client_addr)
+void NetworkHandleUDPPacket(Packet *p, struct sockaddr_in *client_addr)
{
byte type;
@@ -572,69 +442,6 @@ static void NetworkHandleUDPPacket(Packet* p, struct sockaddr_in* client_addr)
}
-// Send a packet over UDP
-static void NetworkSendUDP_Packet(SOCKET udp, Packet* p, struct sockaddr_in* recv)
-{
- int res;
-
- // Put the length in the buffer
- p->buffer[0] = p->size & 0xFF;
- p->buffer[1] = p->size >> 8;
-
- // Send the buffer
- res = sendto(udp, p->buffer, p->size, 0, (struct sockaddr *)recv, sizeof(*recv));
-
- // Check for any errors, but ignore it otherwise
- if (res == -1) DEBUG(net, 1, "[udp] sendto failed with: %i", GET_LAST_ERROR());
-}
-
-// Start UDP listener
-bool NetworkUDPListen(SOCKET *udp, uint32 host, uint16 port, bool broadcast)
-{
- struct sockaddr_in sin;
-
- // Make sure socket is closed
- closesocket(*udp);
-
- *udp = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
- if (*udp == INVALID_SOCKET) {
- DEBUG(net, 0, "[udp] failed to start UDP listener");
- return false;
- }
-
- // set nonblocking mode for socket
- {
- unsigned long blocking = 1;
-#ifndef BEOS_NET_SERVER
- ioctlsocket(*udp, FIONBIO, &blocking);
-#else
- setsockopt(*udp, SOL_SOCKET, SO_NONBLOCK, &blocking, NULL);
-#endif
- }
-
- sin.sin_family = AF_INET;
- // Listen on all IPs
- sin.sin_addr.s_addr = host;
- sin.sin_port = htons(port);
-
- if (bind(*udp, (struct sockaddr*)&sin, sizeof(sin)) != 0) {
- DEBUG(net, 0, "[udp] bind failed on %s:%i", inet_ntoa(*(struct in_addr *)&host), port);
- return false;
- }
-
- if (broadcast) {
- /* Enable broadcast */
- unsigned long val = 1;
-#ifndef BEOS_NET_SERVER // will work around this, some day; maybe.
- setsockopt(*udp, SOL_SOCKET, SO_BROADCAST, (char *) &val , sizeof(val));
-#endif
- }
-
- DEBUG(net, 1, "[udp] listening on port %s:%d", inet_ntoa(*(struct in_addr *)&host), port);
-
- return true;
-}
-
// Close UDP connection
void NetworkUDPClose(void)
{
@@ -662,42 +469,6 @@ void NetworkUDPClose(void)
}
}
-// Receive something on UDP level
-void NetworkUDPReceive(SOCKET udp)
-{
- struct sockaddr_in client_addr;
- socklen_t client_len;
- int nbytes;
- static Packet *p = NULL;
- int packet_len;
-
- // If p is NULL, malloc him.. this prevents unneeded mallocs
- if (p == NULL) p = malloc(sizeof(*p));
-
- packet_len = sizeof(p->buffer);
- client_len = sizeof(client_addr);
-
- // Try to receive anything
- nbytes = recvfrom(udp, p->buffer, packet_len, 0, (struct sockaddr *)&client_addr, &client_len);
-
- // We got some bytes.. just asume we receive the whole packet
- if (nbytes > 0) {
- // Get the size of the buffer
- p->size = (uint16)p->buffer[0];
- p->size += (uint16)p->buffer[1] << 8;
- // Put the position on the right place
- p->pos = 2;
- p->next = NULL;
-
- // Handle the packet
- NetworkHandleUDPPacket(p, &client_addr);
-
- // Free the packet
- free(p);
- p = NULL;
- }
-}
-
// Broadcast to all ips
static void NetworkUDPBroadCast(SOCKET udp)
{
diff --git a/network_udp.h b/network/network_udp.h
index b7814d3b2..4488d19d4 100644
--- a/network_udp.h
+++ b/network/network_udp.h
@@ -6,8 +6,6 @@
#ifdef ENABLE_NETWORK
void NetworkUDPInitialize(void);
-bool NetworkUDPListen(SOCKET *udp, uint32 host, uint16 port, bool broadcast);
-void NetworkUDPReceive(SOCKET udp);
void NetworkUDPSearchGame(void);
void NetworkUDPQueryMasterServer(void);
NetworkGameList *NetworkUDPQueryServer(const char* host, unsigned short port);
diff --git a/network_data.c b/network_data.c
deleted file mode 100644
index 62e95e2cd..000000000
--- a/network_data.c
+++ /dev/null
@@ -1,473 +0,0 @@
-/* $Id$ */
-
-#ifdef ENABLE_NETWORK
-
-#include "stdafx.h"
-#include "debug.h"
-#include "network_data.h"
-#include "functions.h"
-#include "string.h"
-#include "table/strings.h"
-#include "network_client.h"
-#include "command.h"
-#include "callback_table.h"
-#include "variables.h"
-
-// This files handles the send/receive of all packets
-
-// Create a packet for sending
-Packet *NetworkSend_Init(PacketType type)
-{
- Packet *packet = malloc(sizeof(Packet));
- // An error is inplace here, because it simply means we ran out of memory.
- if (packet == NULL) error("Failed to allocate Packet");
-
- // Skip the size so we can write that in before sending the packet
- packet->size = sizeof(packet->size);
- packet->buffer[packet->size++] = type;
- packet->pos = 0;
-
- return packet;
-}
-
-// The next couple of functions make sure we can send
-// uint8, uint16, uint32 and uint64 endian-safe
-// over the network. The order it uses is:
-//
-// 1 2 3 4
-//
-
-void NetworkSend_uint8(Packet *packet, uint8 data)
-{
- assert(packet->size < sizeof(packet->buffer) - sizeof(data));
- packet->buffer[packet->size++] = data;
-}
-
-void NetworkSend_uint16(Packet *packet, uint16 data)
-{
- assert(packet->size < sizeof(packet->buffer) - sizeof(data));
- packet->buffer[packet->size++] = GB(data, 0, 8);
- packet->buffer[packet->size++] = GB(data, 8, 8);
-}
-
-void NetworkSend_uint32(Packet *packet, uint32 data)
-{
- assert(packet->size < sizeof(packet->buffer) - sizeof(data));
- packet->buffer[packet->size++] = GB(data, 0, 8);
- packet->buffer[packet->size++] = GB(data, 8, 8);
- packet->buffer[packet->size++] = GB(data, 16, 8);
- packet->buffer[packet->size++] = GB(data, 24, 8);
-}
-
-void NetworkSend_uint64(Packet *packet, uint64 data)
-{
- assert(packet->size < sizeof(packet->buffer) - sizeof(data));
- packet->buffer[packet->size++] = GB(data, 0, 8);
- packet->buffer[packet->size++] = GB(data, 8, 8);
- packet->buffer[packet->size++] = GB(data, 16, 8);
- packet->buffer[packet->size++] = GB(data, 24, 8);
- packet->buffer[packet->size++] = GB(data, 32, 8);
- packet->buffer[packet->size++] = GB(data, 40, 8);
- packet->buffer[packet->size++] = GB(data, 48, 8);
- packet->buffer[packet->size++] = GB(data, 56, 8);
-}
-
-// Sends a string over the network. It sends out
-// the string + '\0'. No size-byte or something.
-void NetworkSend_string(Packet *packet, const char* data)
-{
- assert(data != NULL);
- assert(packet->size < sizeof(packet->buffer) - strlen(data) - 1);
- while ((packet->buffer[packet->size++] = *data++) != '\0') {}
-}
-
-// If PacketSize changes of size, you have to change the 2 packet->size
-// lines below matching the size of packet->size/PacketSize!
-// (line 'packet->buffer[0] = packet->size & 0xFF;' and below)
-assert_compile(sizeof(PacketSize) == 2);
-
-// This function puts the packet in the send-queue and it is send
-// as soon as possible
-// (that is: the next tick, or maybe one tick later if the
-// OS-network-buffer is full)
-void NetworkSend_Packet(Packet *packet, NetworkClientState *cs)
-{
- Packet *p;
- assert(packet != NULL);
-
- packet->pos = 0;
- packet->next = NULL;
-
- packet->buffer[0] = GB(packet->size, 0, 8);
- packet->buffer[1] = GB(packet->size, 8, 8);
-
- // Locate last packet buffered for the client
- p = cs->packet_queue;
- if (p == NULL) {
- // No packets yet
- cs->packet_queue = packet;
- } else {
- // Skip to the last packet
- while (p->next != NULL) p = p->next;
- p->next = packet;
- }
-}
-
-// Functions to help NetworkRecv_Packet/NetworkSend_Packet a bit
-// A socket can make errors. When that happens
-// this handles what to do.
-// For clients: close connection and drop back to main-menu
-// For servers: close connection and that is it
-static NetworkRecvStatus CloseConnection(NetworkClientState *cs)
-{
- NetworkCloseClient(cs);
-
- // Clients drop back to the main menu
- if (!_network_server && _networking) {
- _switch_mode = SM_MENU;
- _networking = false;
- _switch_mode_errorstr = STR_NETWORK_ERR_LOSTCONNECTION;
-
- return NETWORK_RECV_STATUS_CONN_LOST;
- }
-
- return NETWORK_RECV_STATUS_OKAY;
-}
-
-// Sends all the buffered packets out for this client
-// it stops when:
-// 1) all packets are send (queue is empty)
-// 2) the OS reports back that it can not send any more
-// data right now (full network-buffer, it happens ;))
-// 3) sending took too long
-bool NetworkSend_Packets(NetworkClientState *cs)
-{
- ssize_t res;
- Packet *p;
-
- // We can not write to this socket!!
- if (!cs->writable) return false;
- if (cs->socket == INVALID_SOCKET) return false;
-
- p = cs->packet_queue;
- while (p != NULL) {
- res = send(cs->socket, p->buffer + p->pos, p->size - p->pos, 0);
- if (res == -1) {
- int err = GET_LAST_ERROR();
- if (err != EWOULDBLOCK) { // Something went wrong.. close client!
- DEBUG(net, 0, "send failed with error %d", err);
- CloseConnection(cs);
- return false;
- }
- return true;
- }
- if (res == 0) {
- // Client/server has left us :(
- CloseConnection(cs);
- return false;
- }
-
- p->pos += res;
-
- // Is this packet sent?
- if (p->pos == p->size) {
- // Go to the next packet
- cs->packet_queue = p->next;
- free(p);
- p = cs->packet_queue;
- } else {
- return true;
- }
- }
-
- return true;
-}
-
-
-// Receiving commands
-// Again, the next couple of functions are endian-safe
-// see the comment around NetworkSend_uint8 for more info.
-uint8 NetworkRecv_uint8(NetworkClientState *cs, Packet *packet)
-{
- /* Don't allow reading from a closed socket */
- if (cs->has_quit) return 0;
-
- /* Check if variable is within packet-size */
- if (packet->pos + 1 > packet->size) {
- CloseConnection(cs);
- return 0;
- }
-
- return packet->buffer[packet->pos++];
-}
-
-uint16 NetworkRecv_uint16(NetworkClientState *cs, Packet *packet)
-{
- uint16 n;
-
- /* Don't allow reading from a closed socket */
- if (cs->has_quit) return 0;
-
- /* Check if variable is within packet-size */
- if (packet->pos + 2 > packet->size) {
- CloseConnection(cs);
- return 0;
- }
-
- n = (uint16)packet->buffer[packet->pos++];
- n += (uint16)packet->buffer[packet->pos++] << 8;
- return n;
-}
-
-uint32 NetworkRecv_uint32(NetworkClientState *cs, Packet *packet)
-{
- uint32 n;
-
- /* Don't allow reading from a closed socket */
- if (cs->has_quit) return 0;
-
- /* Check if variable is within packet-size */
- if (packet->pos + 4 > packet->size) {
- CloseConnection(cs);
- return 0;
- }
-
- n = (uint32)packet->buffer[packet->pos++];
- n += (uint32)packet->buffer[packet->pos++] << 8;
- n += (uint32)packet->buffer[packet->pos++] << 16;
- n += (uint32)packet->buffer[packet->pos++] << 24;
- return n;
-}
-
-uint64 NetworkRecv_uint64(NetworkClientState *cs, Packet *packet)
-{
- uint64 n;
-
- /* Don't allow reading from a closed socket */
- if (cs->has_quit) return 0;
-
- /* Check if variable is within packet-size */
- if (packet->pos + 8 > packet->size) {
- CloseConnection(cs);
- return 0;
- }
-
- n = (uint64)packet->buffer[packet->pos++];
- n += (uint64)packet->buffer[packet->pos++] << 8;
- n += (uint64)packet->buffer[packet->pos++] << 16;
- n += (uint64)packet->buffer[packet->pos++] << 24;
- n += (uint64)packet->buffer[packet->pos++] << 32;
- n += (uint64)packet->buffer[packet->pos++] << 40;
- n += (uint64)packet->buffer[packet->pos++] << 48;
- n += (uint64)packet->buffer[packet->pos++] << 56;
- return n;
-}
-
-// Reads a string till it finds a '\0' in the stream
-void NetworkRecv_string(NetworkClientState *cs, Packet *p, char *buffer, size_t size)
-{
- PacketSize pos;
- char *bufp = buffer;
-
- /* Don't allow reading from a closed socket */
- if (cs->has_quit) return;
-
- pos = p->pos;
- while (--size > 0 && pos < p->size && (*buffer++ = p->buffer[pos++]) != '\0') {}
-
- if (size == 0 || pos == p->size) {
- *buffer = '\0';
- // If size was sooner to zero then the string in the stream
- // skip till the \0, so the packet can be read out correctly for the rest
- while (pos < p->size && p->buffer[pos] != '\0') pos++;
- pos++;
- }
- p->pos = pos;
-
- str_validate(bufp);
-}
-
-// If PacketSize changes of size, you have to change the 2 packet->size
-// lines below matching the size of packet->size/PacketSize!
-// (the line: 'p->size = (uint16)p->buffer[0];' and below)
-assert_compile(sizeof(PacketSize) == 2);
-
-Packet *NetworkRecv_Packet(NetworkClientState *cs, NetworkRecvStatus *status)
-{
- ssize_t res;
- Packet *p;
-
- *status = NETWORK_RECV_STATUS_OKAY;
-
- if (cs->socket == INVALID_SOCKET) return NULL;
-
- if (cs->packet_recv == NULL) {
- cs->packet_recv = malloc(sizeof(Packet));
- if (cs->packet_recv == NULL) error("Failed to allocate packet");
- // Set pos to zero!
- cs->packet_recv->pos = 0;
- cs->packet_recv->size = 0; // Can be ommited, just for safety reasons
- }
-
- p = cs->packet_recv;
-
- // Read packet size
- if (p->pos < sizeof(PacketSize)) {
- while (p->pos < sizeof(PacketSize)) {
- // Read the size of the packet
- res = recv(cs->socket, p->buffer + p->pos, sizeof(PacketSize) - p->pos, 0);
- if (res == -1) {
- int err = GET_LAST_ERROR();
- if (err != EWOULDBLOCK) {
- /* Something went wrong... (104 is connection reset by peer) */
- if (err != 104) DEBUG(net, 0, "recv failed with error %d", err);
- *status = CloseConnection(cs);
- return NULL;
- }
- // Connection would block, so stop for now
- return NULL;
- }
- if (res == 0) {
- // Client/server has left
- *status = CloseConnection(cs);
- return NULL;
- }
- p->pos += res;
- }
-
- p->size = (uint16)p->buffer[0];
- p->size += (uint16)p->buffer[1] << 8;
-
- if (p->size > SEND_MTU) {
- *status = CloseConnection(cs);
- return NULL;
- }
- }
-
- // Read rest of packet
- while (p->pos < p->size) {
- res = recv(cs->socket, p->buffer + p->pos, p->size - p->pos, 0);
- if (res == -1) {
- int err = GET_LAST_ERROR();
- if (err != EWOULDBLOCK) {
- /* Something went wrong... (104 is connection reset by peer) */
- if (err != 104) DEBUG(net, 0, "recv failed with error %d", err);
- *status = CloseConnection(cs);
- return NULL;
- }
- // Connection would block
- return NULL;
- }
- if (res == 0) {
- // Client/server has left
- *status = CloseConnection(cs);
- return NULL;
- }
-
- p->pos += res;
- }
-
- // We have a complete packet, return it!
- p->pos = 2;
- p->next = NULL; // Should not be needed, but who knows...
-
- // Prepare for receiving a new packet
- cs->packet_recv = NULL;
-
- return p;
-}
-
-// Add a command to the local command queue
-void NetworkAddCommandQueue(NetworkClientState *cs, CommandPacket *cp)
-{
- CommandPacket* new_cp = malloc(sizeof(*new_cp));
-
- *new_cp = *cp;
-
- if (cs->command_queue == NULL) {
- cs->command_queue = new_cp;
- } else {
- CommandPacket *c = cs->command_queue;
- while (c->next != NULL) c = c->next;
- c->next = new_cp;
- }
-}
-
-// Prepare a DoCommand to be send over the network
-void NetworkSend_Command(TileIndex tile, uint32 p1, uint32 p2, uint32 cmd, CommandCallback *callback)
-{
- CommandPacket *c = malloc(sizeof(CommandPacket));
- byte temp_callback;
-
- c->player = _local_player;
- c->next = NULL;
- c->tile = tile;
- c->p1 = p1;
- c->p2 = p2;
- c->cmd = cmd;
- c->callback = 0;
-
- temp_callback = 0;
-
- while (temp_callback < _callback_table_count && _callback_table[temp_callback] != callback)
- temp_callback++;
- if (temp_callback == _callback_table_count) {
- DEBUG(net, 0, "Unknown callback. (Pointer: %p) No callback sent", callback);
- temp_callback = 0; /* _callback_table[0] == NULL */
- }
-
- if (_network_server) {
- // We are the server, so set the command to be executed next possible frame
- c->frame = _frame_counter_max + 1;
- } else {
- c->frame = 0; // The client can't tell which frame, so just make it 0
- }
-
- ttd_strlcpy(c->text, (_cmd_text != NULL) ? _cmd_text : "", lengthof(c->text));
-
- if (_network_server) {
- // If we are the server, we queue the command in our 'special' queue.
- // In theory, we could execute the command right away, but then the
- // client on the server can do everything 1 tick faster than others.
- // So to keep the game fair, we delay the command with 1 tick
- // which gives about the same speed as most clients.
- NetworkClientState *cs;
-
- // And we queue it for delivery to the clients
- FOR_ALL_CLIENTS(cs) {
- if (cs->status > STATUS_AUTH) NetworkAddCommandQueue(cs, c);
- }
-
- // Only the server gets the callback, because clients should not get them
- c->callback = temp_callback;
- if (_local_command_queue == NULL) {
- _local_command_queue = c;
- } else {
- // Find last packet
- CommandPacket *cp = _local_command_queue;
- while (cp->next != NULL) cp = cp->next;
- cp->next = c;
- }
-
- return;
- }
-
- // Clients send their command to the server and forget all about the packet
- c->callback = temp_callback;
- SEND_COMMAND(PACKET_CLIENT_COMMAND)(c);
-}
-
-// Execute a DoCommand we received from the network
-void NetworkExecuteCommand(CommandPacket *cp)
-{
- _current_player = cp->player;
- _cmd_text = cp->text;
- /* cp->callback is unsigned. so we don't need to do lower bounds checking. */
- if (cp->callback > _callback_table_count) {
- DEBUG(net, 0, "Received out-of-bounds callback (%d)", cp->callback);
- cp->callback = 0;
- }
- DoCommandP(cp->tile, cp->p1, cp->p2, _callback_table[cp->callback], cp->cmd | CMD_NETWORK_COMMAND);
-}
-
-#endif /* ENABLE_NETWORK */
diff --git a/newgrf_config.c b/newgrf_config.c
index aa15ffb77..a6ab2fae5 100644
--- a/newgrf_config.c
+++ b/newgrf_config.c
@@ -9,7 +9,7 @@
#include "string.h"
#include "saveload.h"
#include "md5.h"
-#include "network_data.h"
+#include "network/network_data.h"
#include "newgrf.h"
#include "newgrf_config.h"
diff --git a/npf.c b/npf.c
index eabce7962..97b9bf367 100644
--- a/npf.c
+++ b/npf.c
@@ -14,7 +14,7 @@
#include "tile.h"
#include "depot.h"
#include "tunnel_map.h"
-#include "network.h"
+#include "network/network.h"
#include "water_map.h"
static AyStar _npf_aystar;
diff --git a/oldloader.c b/oldloader.c
index e0579eb60..f6a56fdd6 100644
--- a/oldloader.c
+++ b/oldloader.c
@@ -16,7 +16,7 @@
#include "signs.h"
#include "debug.h"
#include "depot.h"
-#include "network.h"
+#include "network/network.h"
#include "ai/ai.h"
#include "date.h"
diff --git a/openttd.c b/openttd.c
index 023d9588b..3f15a944e 100644
--- a/openttd.c
+++ b/openttd.c
@@ -41,7 +41,7 @@
#include "airport.h"
#include "console.h"
#include "screenshot.h"
-#include "network.h"
+#include "network/network.h"
#include "signs.h"
#include "depot.h"
#include "waypoint.h"
diff --git a/openttd.vcproj b/openttd.vcproj
index c044a60ee..a2b99aa1f 100644
--- a/openttd.vcproj
+++ b/openttd.vcproj
@@ -292,22 +292,31 @@
RelativePath=".\namegen.c">
</File>
<File
- RelativePath=".\network.c">
+ RelativePath=".\network\core\packet.c">
</File>
<File
- RelativePath=".\network_client.c">
+ RelativePath=".\network\core\tcp.c">
</File>
<File
- RelativePath=".\network_data.c">
+ RelativePath=".\network\core\udp.c">
</File>
<File
- RelativePath=".\network_gamelist.c">
+ RelativePath=".\network\network.c">
</File>
<File
- RelativePath=".\network_server.c">
+ RelativePath=".\network\network_client.c">
</File>
<File
- RelativePath=".\network_udp.c">
+ RelativePath=".\network\network_data.c">
+ </File>
+ <File
+ RelativePath=".\network\network_gamelist.c">
+ </File>
+ <File
+ RelativePath=".\network\network_server.c">
+ </File>
+ <File
+ RelativePath=".\network\network_udp.c">
</File>
<File
RelativePath=".\newgrf.c">
@@ -542,22 +551,37 @@
RelativePath=".\music.h">
</File>
<File
- RelativePath=".\network.h">
+ RelativePath=".\network\core\config.h">
+ </File>
+ <File
+ RelativePath=".\network\core\game.h">
+ </File>
+ <File
+ RelativePath=".\network\core\os_abstraction.h">
+ </File>
+ <File
+ RelativePath=".\network\core\packet.h">
+ </File>
+ <File
+ RelativePath=".\network\core\tcp.h">
+ </File>
+ <File
+ RelativePath=".\network\core\udp.h">
</File>
<File
- RelativePath=".\network_client.h">
+ RelativePath=".\network\network.h">
</File>
<File
- RelativePath=".\network_core.h">
+ RelativePath=".\network\network_client.h">
</File>
<File
- RelativePath=".\network_data.h">
+ RelativePath=".\network\network_data.h">
</File>
<File
- RelativePath=".\network_gamelist.h">
+ RelativePath=".\network\network_gamelist.h">
</File>
<File
- RelativePath=".\network_gui.h">
+ RelativePath=".\network\network_gui.h">
</File>
<File
RelativePath=".\network_server.h">
diff --git a/openttd_vs80.vcproj b/openttd_vs80.vcproj
index 77e91ecff..11daa722c 100644
--- a/openttd_vs80.vcproj
+++ b/openttd_vs80.vcproj
@@ -653,27 +653,39 @@
>
</File>
<File
- RelativePath=".\network.c"
+ RelativePath=".\network\core\packet.c"
>
</File>
<File
- RelativePath=".\network_client.c"
+ RelativePath=".\network\core\tcp.c"
>
</File>
<File
- RelativePath=".\network_data.c"
+ RelativePath=".\network\core\udp.c"
>
</File>
<File
- RelativePath=".\network_gamelist.c"
+ RelativePath=".\network\network.c"
>
</File>
<File
- RelativePath=".\network_server.c"
+ RelativePath=".\network\network_client.c"
>
</File>
<File
- RelativePath=".\network_udp.c"
+ RelativePath=".\network\network_data.c"
+ >
+ </File>
+ <File
+ RelativePath=".\network\network_gamelist.c"
+ >
+ </File>
+ <File
+ RelativePath=".\network\network_server.c"
+ >
+ </File>
+ <File
+ RelativePath=".\network\network_udp.c"
>
</File>
<File
@@ -1036,35 +1048,55 @@
>
</File>
<File
- RelativePath=".\network.h"
+ RelativePath=".\networe\core\config.h"
+ >
+ </File>
+ <File
+ RelativePath=".\network\core\game.h"
+ >
+ </File>
+ <File
+ RelativePath=".\network\core\os_abstraction.h"
+ >
+ </File>
+ <File
+ RelativePath=".\network\core\packet.h"
+ >
+ </File>
+ <File
+ RelativePath=".\network\core\tcp.h"
+ >
+ </File>
+ <File
+ RelativePath=".\network\core\udp.h"
>
</File>
<File
- RelativePath=".\network_client.h"
+ RelativePath=".\network\network.h"
>
</File>
<File
- RelativePath=".\network_core.h"
+ RelativePath=".\network\network_client.h"
>
</File>
<File
- RelativePath=".\network_data.h"
+ RelativePath=".\network\network_data.h"
>
</File>
<File
- RelativePath=".\network_gamelist.h"
+ RelativePath=".\network\network_gamelist.h"
>
</File>
<File
- RelativePath=".\network_gui.h"
+ RelativePath=".\network\network_gui.h"
>
</File>
<File
- RelativePath=".\network_server.h"
+ RelativePath=".\network\network_server.h"
>
</File>
<File
- RelativePath=".\network_udp.h"
+ RelativePath=".\network\network_udp.h"
>
</File>
<File
diff --git a/player_gui.c b/player_gui.c
index 80eb77d3b..c4612f5dc 100644
--- a/player_gui.c
+++ b/player_gui.c
@@ -13,13 +13,13 @@
#include "command.h"
#include "vehicle.h"
#include "economy.h"
-#include "network.h"
+#include "network/network.h"
#include "variables.h"
#include "train.h"
#include "date.h"
#include "newgrf.h"
-#include "network_data.h"
-#include "network_client.h"
+#include "network/network_data.h"
+#include "network/network_client.h"
static void DoShowPlayerFinances(PlayerID player, bool show_small, bool show_stickied);
diff --git a/players.c b/players.c
index 38b5fa518..4c2d1ed37 100644
--- a/players.c
+++ b/players.c
@@ -21,7 +21,7 @@
#include "saveload.h"
#include "command.h"
#include "sound.h"
-#include "network.h"
+#include "network/network.h"
#include "variables.h"
#include "engine.h"
#include "ai/ai.h"
diff --git a/saveload.c b/saveload.c
index d21d45289..75396aeee 100644
--- a/saveload.c
+++ b/saveload.c
@@ -26,7 +26,7 @@
#include "town.h"
#include "player.h"
#include "saveload.h"
-#include "network.h"
+#include "network/network.h"
#include "variables.h"
#include <setjmp.h>
@@ -1042,7 +1042,6 @@ static void UninitNoComp(void)
//********** START OF MEMORY CODE (in ram)****
//********************************************
-#include "network.h"
#include "table/strings.h"
#include "table/sprites.h"
#include "gfx.h"
diff --git a/settings.c b/settings.c
index af40febfa..b6d7fa895 100644
--- a/settings.c
+++ b/settings.c
@@ -28,7 +28,7 @@
#include "sound.h"
#include "string.h"
#include "variables.h"
-#include "network.h"
+#include "network/network.h"
#include "settings.h"
#include "command.h"
#include "console.h"
diff --git a/settings_gui.c b/settings_gui.c
index 1c1bdcb7d..f6806f424 100644
--- a/settings_gui.c
+++ b/settings_gui.c
@@ -15,7 +15,7 @@
#include "engine.h"
#include "screenshot.h"
#include "newgrf.h"
-#include "network.h"
+#include "network/network.h"
#include "town.h"
#include "variables.h"
#include "settings.h"
diff --git a/town_gui.c b/town_gui.c
index 10fef991b..f580cd324 100644
--- a/town_gui.c
+++ b/town_gui.c
@@ -14,7 +14,7 @@
#include "gui.h"
#include "command.h"
#include "player.h"
-#include "network.h"
+#include "network/network.h"
#include "variables.h"
static const Widget _town_authority_widgets[] = {
diff --git a/vehicle.c b/vehicle.c
index b6239b4aa..c2a2175f8 100644
--- a/vehicle.c
+++ b/vehicle.c
@@ -30,7 +30,7 @@
#include "industry_map.h"
#include "station_map.h"
#include "water_map.h"
-#include "network.h"
+#include "network/network.h"
#include "yapf/yapf.h"
#include "date.h"
#include "newgrf_engine.h"
diff --git a/video/cocoa_v.m b/video/cocoa_v.m
index 0c4c6d9f1..f93f86ca4 100644
--- a/video/cocoa_v.m
+++ b/video/cocoa_v.m
@@ -54,7 +54,7 @@ extern void HideMenuBar(void);
#include "../macros.h"
#include "../sdl.h"
#include "../window.h"
-#include "../network.h"
+#include "../network/network.h"
#include "../variables.h"
#include "../os/macosx/splash.h"
diff --git a/video/dedicated_v.c b/video/dedicated_v.c
index 824ca2936..caa1c8963 100644
--- a/video/dedicated_v.c
+++ b/video/dedicated_v.c
@@ -8,7 +8,7 @@
#include "../debug.h"
#include "../functions.h"
#include "../gfx.h"
-#include "../network.h"
+#include "../network/network.h"
#include "../window.h"
#include "../console.h"
#include "../variables.h"
diff --git a/video/sdl_v.c b/video/sdl_v.c
index d94819ded..e88de85a5 100644
--- a/video/sdl_v.c
+++ b/video/sdl_v.c
@@ -11,7 +11,7 @@
#include "../macros.h"
#include "../sdl.h"
#include "../window.h"
-#include "../network.h"
+#include "../network/network.h"
#include "../variables.h"
#include "sdl_v.h"
#include <SDL.h>
diff --git a/video/win32_v.c b/video/win32_v.c
index e9fb1ca78..7588653f0 100644
--- a/video/win32_v.c
+++ b/video/win32_v.c
@@ -5,7 +5,7 @@
#include "../functions.h"
#include "../gfx.h"
#include "../macros.h"
-#include "../network.h"
+#include "../network/network.h"
#include "../variables.h"
#include "../win32.h"
#include "../window.h"