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/*
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* Portions of this file are copyright Rebirth contributors and licensed as
* described in COPYING . txt .
* Portions of this file are copyright Parallax Software and licensed
* according to the Parallax license below .
* See COPYING . txt for license details .
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
SOFTWARE CORPORATION ( " PARALLAX " ) . PARALLAX , IN DISTRIBUTING THE CODE TO
END - USERS , AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN , GRANTS A
ROYALTY - FREE , PERPETUAL LICENSE TO SUCH END - USERS FOR USE BY SUCH END - USERS
IN USING , DISPLAYING , AND CREATING DERIVATIVE WORKS THEREOF , SO LONG AS
SUCH USE , DISPLAY OR CREATION IS FOR NON - COMMERCIAL , ROYALTY OR REVENUE
FREE PURPOSES . IN NO EVENT SHALL THE END - USER USE THE COMPUTER CODE
CONTAINED HEREIN FOR REVENUE - BEARING PURPOSES . THE END - USER UNDERSTANDS
AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE .
COPYRIGHT 1993 - 1999 PARALLAX SOFTWARE CORPORATION . ALL RIGHTS RESERVED .
*/
/*
*
* Defines and exported variables for multi . c
*
*/
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# pragma once
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# include "fwd-player.h"
# include "player-callsign.h"
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# include "player-flags.h"
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# include "weapon.h"
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# include "mission.h"
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# include "newmenu.h"
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# include "powerup.h"
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# include "fwd-object.h"
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# include "window.h"
# include "game.h"
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# ifdef _WIN32
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# ifdef _WIN32_WINNT
# undef _WIN32_WINNT
# endif
# define _WIN32_WINNT 0x0501 // for get/freeaddrinfo()
# include <winsock2.h>
# include <ws2tcpip.h>
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# include <io.h>
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# else
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# include <sys/socket.h>
# include <netinet/in.h>
# include <netdb.h>
# include <arpa/inet.h>
# include <unistd.h>
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# include <stdint.h>
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# include <sys/time.h>
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# endif
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# ifdef __cplusplus
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# include <stdexcept>
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# include "pack.h"
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# include "compiler-array.h"
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# include "ntstring.h"
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# include "compiler-static_assert.h"
# include "compiler-type_traits.h"
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struct _sockaddr
{
union {
sockaddr sa ;
sockaddr_in sin ;
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# ifdef IPv6
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sockaddr_in6 sin6 ;
# define DXX_IPv6(v4,v6) v6
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# else
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# define DXX_IPv6(v4,v6) v4
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# endif
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} ;
static int address_family ( )
{
return DXX_IPv6 ( AF_INET , AF_INET6 ) ;
}
static int resolve_address_family ( )
{
return DXX_IPv6 ( address_family ( ) , AF_UNSPEC ) ;
}
static int protocol_family ( )
{
return DXX_IPv6 ( PF_INET , PF_INET6 ) ;
}
# undef DXX_IPv6
} ;
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// PROTOCOL VARIABLES AND DEFINES
extern int multi_protocol ; // set and determinate used protocol
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# define MULTI_PROTO_UDP 1 // UDP protocol
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// What version of the multiplayer protocol is this? Increment each time something drastic changes in Multiplayer without the version number changes. Reset to 0 each time the version of the game changes
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# define MULTI_PROTO_VERSION static_cast<uint16_t>(24)
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// PROTOCOL VARIABLES AND DEFINES - END
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// limits for Packets (i.e. positional updates) per sec
# define MIN_PPS 5
# define MAX_PPS 40
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# define MAX_MESSAGE_LEN 35
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# if defined(DXX_BUILD_DESCENT_I)
# define MAX_NET_CREATE_OBJECTS 20
# define MAX_MULTI_MESSAGE_LEN 90 //didn't change it, just moved it up
# elif defined(DXX_BUILD_DESCENT_II)
# define MAX_NET_CREATE_OBJECTS 40
# define MAX_MULTI_MESSAGE_LEN 120
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# endif
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# define NETGAME_ANARCHY 0
# define NETGAME_TEAM_ANARCHY 1
# define NETGAME_ROBOT_ANARCHY 2
# define NETGAME_COOPERATIVE 3
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# if defined(DXX_BUILD_DESCENT_II)
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# define NETGAME_CAPTURE_FLAG 4
# define NETGAME_HOARD 5
# define NETGAME_TEAM_HOARD 6
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# endif
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# define NETGAME_BOUNTY 7
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# define NETSTAT_MENU 0
# define NETSTAT_PLAYING 1
# define NETSTAT_BROWSING 2
# define NETSTAT_WAITING 3
# define NETSTAT_STARTING 4
# define NETSTAT_ENDLEVEL 5
# define CONNECT_DISCONNECTED 0
# define CONNECT_PLAYING 1
# define CONNECT_WAITING 2
# define CONNECT_DIED_IN_MINE 3
# define CONNECT_FOUND_SECRET 4
# define CONNECT_ESCAPE_TUNNEL 5
# define CONNECT_END_MENU 6
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# if defined(DXX_BUILD_DESCENT_II)
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# define CONNECT_KMATRIX_WAITING 7 // Like CONNECT_WAITING but used especially in kmatrix.c to seperate "escaped" and "waiting"
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# endif
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// reasons for a packet with type PID_DUMP
# define DUMP_CLOSED 0 // no new players allowed after game started
# define DUMP_FULL 1 // player cound maxed out
# define DUMP_ENDLEVEL 2
# define DUMP_DORK 3
# define DUMP_ABORTED 4
# define DUMP_CONNECTED 5 // never used
# define DUMP_LEVEL 6
# define DUMP_KICKED 7
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# define DUMP_PKTTIMEOUT 8
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# if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
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# define NETFLAG_LABEL_QUAD "Quad Lasers"
# define NETFLAG_LABEL_VULCAN "Vulcan cannon"
# define NETFLAG_LABEL_SPREAD "Spreadfire cannon"
# define NETFLAG_LABEL_PLASMA "Plasma cannon"
# define NETFLAG_LABEL_FUSION "Fusion cannon"
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# define for_each_netflag_value(VALUE) \
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VALUE ( NETFLAG_DOLASER , " Laser upgrade " ) \
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VALUE ( NETFLAG_DOQUAD , NETFLAG_LABEL_QUAD ) \
VALUE ( NETFLAG_DOVULCAN , NETFLAG_LABEL_VULCAN ) \
VALUE ( NETFLAG_DOSPREAD , NETFLAG_LABEL_SPREAD ) \
VALUE ( NETFLAG_DOPLASMA , NETFLAG_LABEL_PLASMA ) \
VALUE ( NETFLAG_DOFUSION , NETFLAG_LABEL_FUSION ) \
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VALUE ( NETFLAG_DOHOMING , " Homing Missiles " ) \
VALUE ( NETFLAG_DOPROXIM , " Proximity Bombs " ) \
VALUE ( NETFLAG_DOSMART , " Smart Missiles " ) \
VALUE ( NETFLAG_DOMEGA , " Mega Missiles " ) \
VALUE ( NETFLAG_DOCLOAK , " Cloaking " ) \
VALUE ( NETFLAG_DOINVUL , " Invulnerability " ) \
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D2X_MP_NETFLAGS ( VALUE ) \
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# define for_each_netgrant_value(VALUE) \
VALUE ( NETGRANT_QUAD , NETFLAG_LABEL_QUAD ) \
VALUE ( NETGRANT_VULCAN , NETFLAG_LABEL_VULCAN ) \
VALUE ( NETGRANT_SPREAD , NETFLAG_LABEL_SPREAD ) \
VALUE ( NETGRANT_PLASMA , NETFLAG_LABEL_PLASMA ) \
VALUE ( NETGRANT_FUSION , NETFLAG_LABEL_FUSION ) \
D2X_MP_NETGRANT ( VALUE )
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# define MULTI_GAME_TYPE_COUNT 8
# if defined(DXX_BUILD_DESCENT_I)
# define MULTI_GAME_NAME_LENGTH 13
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# define MULTI_ALLOW_POWERUP_TEXT_LENGTH 18
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# define MULTI_ALLOW_POWERUP_MAX 12
# define D2X_MP_NETFLAGS(VALUE)
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# define DXX_GRANT_LASER_LEVEL_BITS 2
# define D2X_MP_NETGRANT(VALUE)
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# elif defined(DXX_BUILD_DESCENT_II)
# define MULTI_GAME_NAME_LENGTH 17
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# define MULTI_ALLOW_POWERUP_TEXT_LENGTH 21
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# define MULTI_ALLOW_POWERUP_MAX 26
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# define NETFLAG_LABEL_GAUSS "Gauss cannon"
# define NETFLAG_LABEL_HELIX "Helix cannon"
# define NETFLAG_LABEL_PHOENIX "Phoenix cannon"
# define NETFLAG_LABEL_OMEGA "Omega cannon"
# define NETFLAG_LABEL_AFTERBURNER "Afterburners"
# define NETFLAG_LABEL_AMMORACK "Ammo rack"
# define NETFLAG_LABEL_CONVERTER "Energy Converter"
# define NETFLAG_LABEL_HEADLIGHT "Headlight"
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# define D2X_MP_NETFLAGS(VALUE) \
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VALUE ( NETFLAG_DOSUPERLASER , " Super lasers " ) \
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VALUE ( NETFLAG_DOGAUSS , NETFLAG_LABEL_GAUSS ) \
VALUE ( NETFLAG_DOHELIX , NETFLAG_LABEL_HELIX ) \
VALUE ( NETFLAG_DOPHOENIX , NETFLAG_LABEL_PHOENIX ) \
VALUE ( NETFLAG_DOOMEGA , NETFLAG_LABEL_OMEGA ) \
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VALUE ( NETFLAG_DOFLASH , " Flash Missiles " ) \
VALUE ( NETFLAG_DOGUIDED , " Guided Missiles " ) \
VALUE ( NETFLAG_DOSMARTMINE , " Smart Mines " ) \
VALUE ( NETFLAG_DOMERCURY , " Mercury Missiles " ) \
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VALUE ( NETFLAG_DOSHAKER , " Earthshaker Missiles " ) \
VALUE ( NETFLAG_DOAFTERBURNER , NETFLAG_LABEL_AFTERBURNER ) \
VALUE ( NETFLAG_DOAMMORACK , NETFLAG_LABEL_AMMORACK ) \
VALUE ( NETFLAG_DOCONVERTER , NETFLAG_LABEL_CONVERTER ) \
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VALUE ( NETFLAG_DOHEADLIGHT , NETFLAG_LABEL_HEADLIGHT )
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# define DXX_GRANT_LASER_LEVEL_BITS 3
# define D2X_MP_NETGRANT(VALUE) \
VALUE ( NETGRANT_GAUSS , NETFLAG_LABEL_GAUSS ) \
VALUE ( NETGRANT_HELIX , NETFLAG_LABEL_HELIX ) \
VALUE ( NETGRANT_PHOENIX , NETFLAG_LABEL_PHOENIX ) \
VALUE ( NETGRANT_OMEGA , NETFLAG_LABEL_OMEGA ) \
VALUE ( NETGRANT_AFTERBURNER , NETFLAG_LABEL_AFTERBURNER ) \
VALUE ( NETGRANT_AMMORACK , NETFLAG_LABEL_AMMORACK ) \
VALUE ( NETGRANT_CONVERTER , NETFLAG_LABEL_CONVERTER ) \
VALUE ( NETGRANT_HEADLIGHT , NETFLAG_LABEL_HEADLIGHT )
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# endif
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# define define_netflag_bit_enum(NAME,STR) BIT_##NAME,
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# define define_netflag_bit_mask(NAME,STR) static constexpr auto NAME = tt::integral_constant<unsigned, (1 << BIT_##NAME)>{};
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# define define_netflag_powerup_mask(NAME,STR) | (NAME)
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enum { for_each_netflag_value ( define_netflag_bit_enum ) } ;
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// Bitmask for netgame_info->AllowedItems to set allowed items in Netgame
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for_each_netflag_value ( define_netflag_bit_mask ) ;
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enum { NETFLAG_DOPOWERUP = 0 for_each_netflag_value ( define_netflag_powerup_mask ) } ;
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enum {
BIT_NETGRANT_LASER = DXX_GRANT_LASER_LEVEL_BITS - 1 ,
for_each_netgrant_value ( define_netflag_bit_enum )
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BIT_NETGRANT_MAXIMUM
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} ;
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for_each_netgrant_value ( define_netflag_bit_mask ) ;
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# undef define_netflag_bit_enum
# undef define_netflag_bit_mask
# undef define_netflag_powerup_mask
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struct packed_spawn_granted_items
{
# if defined(DXX_BUILD_DESCENT_I)
typedef uint8_t mask_type ;
# elif defined(DXX_BUILD_DESCENT_II)
typedef uint16_t mask_type ;
# endif
mask_type mask ;
static_assert ( BIT_NETGRANT_MAXIMUM < = sizeof ( mask ) < < 3 , " mask too small " ) ;
packed_spawn_granted_items ( ) = default ;
constexpr packed_spawn_granted_items ( mask_type m ) :
mask ( m )
{
}
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template < unsigned U >
constexpr packed_spawn_granted_items ( tt : : integral_constant < unsigned , U > ) :
mask ( U )
{
assert_equal ( U , static_cast < mask_type > ( U ) , " truncation error " ) ;
}
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explicit operator bool ( ) const { return mask ; }
bool has_quad_laser ( ) const { return mask & NETGRANT_QUAD ; }
# if defined(DXX_BUILD_DESCENT_II)
bool has_afterburner ( ) const { return mask & NETGRANT_AFTERBURNER ; }
# endif
} ;
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class packed_netduplicate_items
{
public :
enum
{
primary_shift = 0 ,
primary_width = 3 ,
secondary_shift = primary_shift + primary_width ,
secondary_width = 3 ,
# if defined(DXX_BUILD_DESCENT_II)
accessory_shift = secondary_shift + secondary_width ,
accessory_width = 3 ,
# endif
} ;
private :
# if defined(DXX_BUILD_DESCENT_I)
typedef uint8_t count_type ;
# elif defined(DXX_BUILD_DESCENT_II)
typedef uint16_t count_type ;
# endif
count_type count ;
template < uint_fast32_t shift , uint_fast32_t width >
uint_fast32_t get_sub_field ( ) const
{
static_assert ( shift + width < = sizeof ( count ) < < 3 , " shift+width too big " ) ;
constexpr auto low_mask = ( 1 < < width ) - 1 ;
return ( count > > shift ) & low_mask ;
}
public :
template < uint_fast32_t shift , uint_fast32_t width >
void set_sub_field ( uint_fast32_t value )
{
constexpr auto low_mask = ( 1 < < width ) - 1 ;
constexpr auto shifted_mask = low_mask < < shift ;
count = ( count & ~ shifted_mask ) | ( value < < shift ) ;
}
# define DEFINE_ACCESSOR(N) \
uint_fast32_t get_ # # N # # _count ( ) const \
{ \
return get_sub_field < N # # _shift , N # # _width > ( ) ; \
} \
void set_ # # N # # _count ( uint_fast32_t value ) \
{ \
set_sub_field < N # # _shift , N # # _width > ( value ) ; \
}
DEFINE_ACCESSOR ( primary ) ;
DEFINE_ACCESSOR ( secondary ) ;
# if defined(DXX_BUILD_DESCENT_II)
DEFINE_ACCESSOR ( accessory ) ;
# endif
count_type get_packed_field ( ) const
{
return count ;
}
void set_packed_field ( count_type c )
{
count = c ;
}
} ;
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static inline laser_level_t map_granted_flags_to_laser_level ( const packed_spawn_granted_items & grant )
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{
/* Laser level in lowest bits */
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return laser_level_t ( grant . mask & ( ( 1 < < DXX_GRANT_LASER_LEVEL_BITS ) - 1 ) ) ;
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}
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player_flags map_granted_flags_to_player_flags ( packed_spawn_granted_items grant ) ;
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uint_fast32_t map_granted_flags_to_primary_weapon_flags ( packed_spawn_granted_items grant ) ;
uint16_t map_granted_flags_to_vulcan_ammo ( packed_spawn_granted_items grant ) ;
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extern const array < char [ MULTI_ALLOW_POWERUP_TEXT_LENGTH ] , MULTI_ALLOW_POWERUP_MAX > multi_allow_powerup_text ;
extern const array < char [ MULTI_GAME_NAME_LENGTH ] , MULTI_GAME_TYPE_COUNT > GMNames ;
extern const array < char [ 8 ] , MULTI_GAME_TYPE_COUNT > GMNamesShrt ;
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extern ubyte multibuf [ MAX_MULTI_MESSAGE_LEN + 4 ] ;
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extern array < objnum_t , MAX_NET_CREATE_OBJECTS > Net_create_objnums ;
extern unsigned Net_create_loc ;
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class powerup_cap_state
{
typedef uint8_t powerup_count_type ;
typedef array < powerup_count_type , MAX_POWERUP_TYPES > array_type ;
array_type m_powerups , m_max ;
static powerup_type_t map_powerup_type_to_index ( powerup_type_t ) ;
static powerup_type_t map_powerup_4pack ( powerup_type_t ) ;
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void cap_laser_powerup_level ( stored_laser_level & player_level , powerup_type_t idx , uint_fast32_t level_bias ) const ;
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enum which
{
current ,
max ,
both ,
} ;
enum mapped
{
no ,
yes ,
} ;
enum direction
{
plus ,
minus ,
} ;
template < direction d >
static void modify_count ( powerup_count_type & c , powerup_count_type amount ) ;
template < which w , direction d >
void modify_counts ( powerup_type_t id , powerup_count_type amount ) ;
template < which w , direction d , mapped m >
void modify_counts ( powerup_type_t id ) ;
public :
static bool powerup_is_4pack ( powerup_type_t ) ;
powerup_count_type get_current ( const powerup_type_t type ) const
{
return m_powerups [ type ] ;
}
powerup_count_type get_max ( const powerup_type_t type ) const
{
return m_max [ type ] ;
}
void set_max ( const powerup_type_t type , const powerup_count_type value )
{
m_max [ type ] = value ;
}
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void cap_laser_level ( stored_laser_level & player_level ) const ;
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void cap_secondary_ammo ( powerup_type_t type , uint8_t & player_ammo ) const ;
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void cap_flag ( player_flags & player_flags , const PLAYER_FLAG powerup_flag , powerup_type_t idx ) const ;
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bool can_add_mapped_powerup ( const powerup_type_t type ) const
{
return get_current ( type ) < get_max ( type ) ;
}
bool can_add_powerup ( const powerup_type_t type ) const
{
return can_add_mapped_powerup ( map_powerup_type_to_index ( type ) ) ;
}
void recount ( ) ;
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void inc_flag_current ( const player_flags player_flags , const PLAYER_FLAG powerup_flag , const powerup_type_t id )
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{
if ( player_flags & powerup_flag )
inc_powerup_current ( id ) ;
}
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void inc_flag_max ( const player_flags player_flags , const PLAYER_FLAG powerup_flag , const powerup_type_t id )
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{
if ( player_flags & powerup_flag )
inc_powerup_max ( id ) ;
}
void add_mapped_powerup_current ( powerup_type_t id , uint_fast32_t amount ) ;
void inc_powerup_current ( powerup_type_t id ) ;
void dec_powerup_current ( powerup_type_t id ) ;
void add_mapped_powerup_both ( powerup_type_t id , uint_fast32_t amount ) ;
void add_mapped_powerup_max ( powerup_type_t id , uint_fast32_t amount ) ;
void inc_mapped_powerup_current ( powerup_type_t id ) ;
void inc_mapped_powerup_max ( powerup_type_t id ) ;
void inc_mapped_powerup_both ( powerup_type_t id ) ;
void inc_powerup_both ( powerup_type_t id ) ;
void inc_powerup_max ( powerup_type_t id ) ;
void reset_powerup_both ( powerup_type_t type ) ;
void clear ( ) ;
} ;
extern powerup_cap_state PowerupCaps ;
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# endif
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enum msgsend_state_t {
msgsend_none ,
msgsend_typing ,
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msgsend_automap ,
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} ;
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enum deres_type_t {
deres_explode ,
deres_drop ,
} ;
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// Exported functions
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struct owned_remote_objnum
{
int8_t owner ;
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uint16_t objnum ;
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} ;
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extern int GetMyNetRanking ( ) ;
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extern void ClipRank ( ubyte * rank ) ;
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objnum_t objnum_remote_to_local ( uint16_t remote_obj , int8_t owner ) ;
uint16_t objnum_local_to_remote ( objnum_t local_obj , int8_t * owner ) ;
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owned_remote_objnum objnum_local_to_remote ( objnum_t local ) ;
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void map_objnum_local_to_remote ( int local , int remote , int owner ) ;
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void map_objnum_local_to_local ( objnum_t objnum ) ;
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void reset_network_objects ( ) ;
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int multi_objnum_is_past ( objnum_t objnum ) ;
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void multi_do_ping_frame ( ) ;
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void multi_init_objects ( void ) ;
void multi_show_player_list ( void ) ;
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void multi_do_protocol_frame ( int force , int listen ) ;
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void multi_do_frame ( void ) ;
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void multi_send_fire ( int laser_gun , int laser_level , int laser_flags , int laser_fired , objnum_t laser_track , objptridx_t is_bomb_objnum ) ;
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void multi_send_destroy_controlcen ( objnum_t objnum , int player ) ;
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# if defined(DXX_BUILD_DESCENT_I)
void multi_send_endlevel_start ( bool ) ;
# elif defined(DXX_BUILD_DESCENT_II)
void multi_send_endlevel_start ( ) ;
static inline void multi_send_endlevel_start ( bool secret )
{
# ifdef DXX_HAVE_BUILTIN_CONSTANT_P
if ( ! __builtin_constant_p ( secret ) | | secret )
DXX_ALWAYS_ERROR_FUNCTION ( multi_send_endlevel_start_with_secret , " secret not supported in Descent II " ) ;
# endif
( void ) secret ;
multi_send_endlevel_start ( ) ;
}
# endif
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void multi_send_player_deres ( deres_type_t type ) ;
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void multi_send_message ( void ) ;
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void multi_send_position ( vobjptridx_t objnum ) ;
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void multi_send_reappear ( ) ;
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void multi_send_kill ( vobjptridx_t objnum ) ;
void multi_send_remobj ( vobjptridx_t objnum ) ;
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void multi_send_door_open ( segnum_t segnum , int side , ubyte flag ) ;
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void multi_send_create_explosion ( playernum_t ) ;
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void multi_send_controlcen_fire ( const vms_vector & to_target , int gun_num , objnum_t objnum ) ;
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void multi_send_cloak ( void ) ;
void multi_send_decloak ( void ) ;
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void multi_send_create_powerup ( powerup_type_t powerup_type , segnum_t segnum , objnum_t objnum , const vms_vector & pos ) ;
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void multi_send_play_sound ( int sound_num , fix volume ) ;
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void multi_digi_play_sample ( int sndnum , fix max_volume ) ;
void multi_digi_play_sample_once ( int soundnum , fix max_volume ) ;
void multi_digi_link_sound_to_pos ( int soundnum , vcsegptridx_t segnum , short sidenum , const vms_vector & pos , int forever , fix max_volume ) ;
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void multi_send_score ( void ) ;
void multi_send_trigger ( int trigger ) ;
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void multi_send_hostage_door_status ( uint16_t wallnum ) ;
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void multi_send_drop_weapon ( vobjptridx_t objnum , int seed ) ;
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# if defined(DXX_BUILD_DESCENT_II)
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extern char Multi_is_guided ;
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void multi_send_flags ( playernum_t ) ;
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struct marker_message_text_t ;
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void multi_send_drop_marker ( int player , const vms_vector & position , char messagenum , const marker_message_text_t & text ) ;
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void multi_send_markers ( ) ;
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void multi_send_guided_info ( vobjptr_t miss , char ) ;
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void multi_send_orb_bonus ( playernum_t pnum ) ;
void multi_send_got_orb ( playernum_t pnum ) ;
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void multi_send_effect_blowup ( segnum_t segnum , int side , const vms_vector & pnt ) ;
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# ifndef RELEASE
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void multi_add_lifetime_kills ( void ) ;
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# endif
# endif
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void multi_send_bounty ( void ) ;
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void multi_consistency_error ( int reset ) ;
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void multi_prep_level ( void ) ;
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int multi_level_sync ( void ) ;
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int multi_endlevel ( int * secret ) ;
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int multi_endlevel_poll1 ( newmenu * menu , const d_event & event , const unused_newmenu_userdata_t * ) ;
int multi_endlevel_poll2 ( newmenu * menu , const d_event & event , const unused_newmenu_userdata_t * ) ;
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void multi_send_endlevel_packet ( ) ;
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void multi_leave_game ( void ) ;
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void multi_process_bigdata ( playernum_t pnum , const ubyte * buf , uint_fast32_t len ) ;
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void multi_do_death ( int objnum ) ;
int multi_delete_extra_objects ( void ) ;
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void multi_make_ghost_player ( playernum_t ) ;
void multi_make_player_ghost ( playernum_t ) ;
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void multi_reset_player_object ( vobjptr_t objp ) ;
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void multi_define_macro ( int key ) ;
void multi_send_macro ( int key ) ;
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int multi_get_kill_list ( playernum_array_t & sorted_kills ) ;
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void multi_new_game ( void ) ;
void multi_sort_kill_list ( void ) ;
void multi_reset_stuff ( void ) ;
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int get_team ( playernum_t pnum ) ;
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int multi_maybe_disable_friendly_fire ( cobjptridx_t killer ) ;
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void multi_initiate_save_game ( ) ;
void multi_initiate_restore_game ( ) ;
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void multi_disconnect_player ( playernum_t ) ;
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void multi_object_to_object_rw ( vobjptr_t obj , object_rw * obj_rw ) ;
void multi_object_rw_to_object ( object_rw * obj_rw , vobjptr_t obj ) ;
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# if defined(DXX_BUILD_DESCENT_I)
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static inline void multi_send_got_flag ( playernum_t a ) { ( void ) a ; }
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# elif defined(DXX_BUILD_DESCENT_II)
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void multi_send_got_flag ( playernum_t ) ;
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# endif
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// Exported variables
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extern int Network_status ;
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extern array < grs_main_bitmap , 2 > Orb_icons ;
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// IMPORTANT: These variables needed for player rejoining done by protocol-specific code
extern int Network_send_objects ;
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extern int Network_send_object_mode ;
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extern int Network_send_objnum ;
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extern int Network_rejoined ;
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extern int Network_sending_extras ;
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extern int VerifyPlayerJoined ;
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extern int Player_joining_extras ;
extern int Network_player_added ;
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extern array < array < uint16_t , MAX_PLAYERS > , MAX_PLAYERS > kill_matrix ;
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extern array < int16_t , 2 > team_kills ;
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extern ushort my_segments_checksum ;
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//do we draw the kill list on the HUD?
extern int Show_kill_list ;
extern int Show_reticle_name ;
extern fix Show_kill_list_timer ;
// Used to send network messages
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extern ntstring < MAX_MESSAGE_LEN - 1 > Network_message ;
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extern int Network_message_reciever ;
// Which player 'owns' each local object for network purposes
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extern array < sbyte , MAX_OBJECTS > object_owner ;
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extern int multi_quit_game ;
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extern array < msgsend_state_t , MAX_PLAYERS > multi_sending_message ;
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extern int multi_defining_message ;
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window_event_result multi_message_input_sub ( int key ) ;
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extern void multi_send_message_start ( ) ;
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void multi_send_msgsend_state ( msgsend_state_t state ) ;
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extern int PhallicLimit , PhallicMan ;
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extern int Bounty_target ;
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extern array < array < bitmap_index , N_PLAYER_SHIP_TEXTURES > , MAX_PLAYERS > multi_player_textures ;
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extern const array < char [ 16 ] , 10 > RankStrings ;
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# define GetRankStringWithSpace(I) (PlayerCfg.NoRankings ? std::pair<const char *, const char *>("", "") : std::pair<const char *, const char *>(RankStrings[I], " "))
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// Globals for protocol-bound Refuse-functions
extern char RefuseThisPlayer , WaitForRefuseAnswer , RefuseTeam , RefusePlayerName [ 12 ] ;
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extern fix64 RefuseTimeLimit ;
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# define REFUSE_INTERVAL (F1_0*8)
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# if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
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struct bit_game_flags {
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unsigned closed : 1 ;
unsigned : 1 ;
unsigned show_on_map : 1 ;
/*
* These # define are written to . NGP files and to the network .
* Changing them breaks ABI compatibility .
* The bit flags need not match in value , and are converted below in
* pack_game_flags / unpack_game_flags .
*/
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# define NETGAME_FLAG_CLOSED 1
# define NETGAME_FLAG_SHOW_MAP 4
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# if defined(DXX_BUILD_DESCENT_II)
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unsigned hoard : 1 ;
unsigned team_hoard : 1 ;
unsigned endlevel : 1 ;
unsigned forming : 1 ;
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# define NETGAME_FLAG_HOARD 8
# define NETGAME_FLAG_TEAM_HOARD 16
# define NETGAME_FLAG_REALLY_ENDLEVEL 32
# define NETGAME_FLAG_REALLY_FORMING 64
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# endif
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} __pack__ ;
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struct packed_game_flags
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{
unsigned char value ;
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} ;
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static inline bit_game_flags unpack_game_flags ( const packed_game_flags * p )
{
bit_game_flags flags ;
flags . closed = ! ! ( p - > value & NETGAME_FLAG_CLOSED ) ;
flags . show_on_map = ! ! ( p - > value & NETGAME_FLAG_SHOW_MAP ) ;
# if defined(DXX_BUILD_DESCENT_II)
flags . hoard = ! ! ( p - > value & NETGAME_FLAG_HOARD ) ;
flags . team_hoard = ! ! ( p - > value & NETGAME_FLAG_TEAM_HOARD ) ;
flags . endlevel = ! ! ( p - > value & NETGAME_FLAG_REALLY_ENDLEVEL ) ;
flags . forming = ! ! ( p - > value & NETGAME_FLAG_REALLY_FORMING ) ;
# endif
return flags ;
}
static inline packed_game_flags pack_game_flags ( const bit_game_flags * flags )
{
packed_game_flags p ;
p . value =
( flags - > closed ? NETGAME_FLAG_CLOSED : 0 ) |
( flags - > show_on_map ? NETGAME_FLAG_SHOW_MAP : 0 ) |
# if defined(DXX_BUILD_DESCENT_II)
( flags - > hoard ? NETGAME_FLAG_HOARD : 0 ) |
( flags - > team_hoard ? NETGAME_FLAG_TEAM_HOARD : 0 ) |
( flags - > endlevel ? NETGAME_FLAG_REALLY_ENDLEVEL : 0 ) |
( flags - > forming ? NETGAME_FLAG_REALLY_FORMING : 0 ) |
# endif
0 ;
return p ;
}
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# endif
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# define NETGAME_NAME_LEN 15
extern struct netgame_info Netgame ;
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# define multi_i_am_master() (Player_num == 0)
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playernum_t multi_who_is_master ( ) ;
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void change_playernum_to ( int new_pnum ) ;
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// Multiplayer powerup capping
extern void multi_powcap_count_powerups_in_mine ( void ) ;
extern void multi_powcap_cap_objects ( ) ;
extern void multi_do_powcap_update ( ) ;
extern void multi_send_powcap_update ( ) ;
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extern void multi_send_kill_goal_counts ( ) ;
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void multi_check_for_killgoal_winner ( ) ;
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uint_fast32_t multi_powerup_is_allowed ( const unsigned id , const unsigned AllowedItems ) ;
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uint_fast32_t multi_powerup_is_allowed ( const unsigned id , const unsigned AllowedItems , const unsigned SpawnGrantedItems ) ;
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# if defined(DXX_BUILD_DESCENT_II)
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extern void multi_send_stolen_items ( ) ;
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void multi_send_trigger_specific ( playernum_t pnum , char trig ) ;
void multi_send_door_open_specific ( playernum_t pnum , segnum_t segnum , int side , ubyte flag ) ;
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void multi_send_wall_status_specific ( playernum_t pnum , uint16_t wallnum , ubyte type , ubyte flags , ubyte state ) ;
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void multi_send_light_specific ( playernum_t pnum , segnum_t segnum , ubyte val ) ;
void multi_send_capture_bonus ( playernum_t pnum ) ;
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int multi_all_players_alive ( ) ;
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void multi_send_seismic ( fix ) ;
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void multi_send_drop_blobs ( playernum_t ) ;
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void multi_send_sound_function ( char , char ) ;
void DropFlag ( ) ;
void multi_send_finish_game ( ) ;
void init_hoard_data ( ) ;
void multi_apply_goal_textures ( ) ;
2011-01-14 13:29:08 +00:00
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int HoardEquipped ( ) ;
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# ifdef EDITOR
void save_hoard_data ( void ) ;
# endif
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# endif
2006-10-02 13:29:04 +00:00
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//how to encode missiles & flares in weapon packets
# define MISSILE_ADJUST 100
# define FLARE_ADJUST 127
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/*
* The Network Players structure
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* Contains protocol - specific data with designated prefixes and general player - related data .
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* Note that not all of these infos will be sent to other users - some are used and / or set locally , only .
*/
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struct netplayer_info : prohibit_void_ptr < netplayer_info >
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{
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# if defined(USE_UDP)
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union
{
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# ifdef USE_UDP
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struct
{
struct _sockaddr addr ; // IP address of this peer
} udp ;
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# endif
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} protocol ;
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# endif
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callsign_t callsign ;
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sbyte connected ;
ubyte rank ;
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fix ping ;
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fix64 LastPacketTime ;
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} ;
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# if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
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/*
* The Network Game structure
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* Contains protocol - specific data with designated prefixes and general game - related data .
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* Note that not all of these infos will be sent to clients - some are used and / or set locally , only .
*/
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struct netgame_info : prohibit_void_ptr < netgame_info > , ignore_window_pointer_t
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{
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# if defined(USE_UDP)
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union
{
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# ifdef USE_UDP
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struct
{
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struct _sockaddr addr ; // IP address of this netgame's host
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array < short , 4 > program_iver ; // IVER of program for version checking
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sbyte valid ; // Status of Netgame info: -1 = Failed, Wrong version; 0 = No info, yet; 1 = Success
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uint8_t your_index ; // Tell player his designated (re)join position in players[]
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fix GameID ;
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} udp ;
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# endif
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} protocol ;
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# endif
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ntstring < NETGAME_NAME_LEN > game_name ;
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ntstring < MISSION_NAME_LEN > mission_title ;
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ntstring < 8 > mission_name ;
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int levelnum ;
ubyte gamemode ;
ubyte RefusePlayers ;
ubyte difficulty ;
ubyte game_status ;
ubyte numplayers ;
ubyte max_numplayers ;
ubyte numconnected ;
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bit_game_flags game_flag ;
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ubyte team_vector ;
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uint8_t SecludedSpawns ;
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uint32_t AllowedItems ;
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packed_spawn_granted_items SpawnGrantedItems ;
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packed_netduplicate_items DuplicatePowerups ;
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# if defined(DXX_BUILD_DESCENT_II)
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/*
* Only used in Descent II , but defined in both for historical
* reasons
*/
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short Allow_marker_view ;
short AlwaysLighting ;
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/* End Descent II */
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# endif
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short ShowEnemyNames ;
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short BrightPlayers ;
short InvulAppear ;
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ushort segments_checksum ;
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int KillGoal ;
fix PlayTimeAllowed ;
fix level_time ;
int control_invul_time ;
int monitor_vector ;
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short PacketsPerSec ;
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ubyte PacketLossPrevention ;
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ubyte NoFriendlyFire ;
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array < callsign_t , 2 > team_name ;
array < uint32_t , MAX_PLAYERS > locations ;
array < array < uint16_t , MAX_PLAYERS > , MAX_PLAYERS > kills ;
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array < int16_t , 2 > team_kills ;
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array < uint16_t , MAX_PLAYERS > killed ;
array < uint16_t , MAX_PLAYERS > player_kills ;
array < uint32_t , MAX_PLAYERS > player_score ;
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array < player_flags , MAX_PLAYERS > net_player_flags ;
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array < netplayer_info , MAX_PLAYERS > players ;
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# ifdef USE_TRACKER
ubyte Tracker ;
# endif
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} ;
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# endif
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namespace multi
{
struct level_checksum_mismatch : std : : runtime_error
{
level_checksum_mismatch ( ) :
runtime_error ( " level checksum mismatch " )
{
}
} ;
struct local_player_not_playing : std : : runtime_error
{
local_player_not_playing ( ) :
runtime_error ( " local player not playing " )
{
}
} ;
}
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/* Stub for mods that remap player colors */
static inline unsigned get_player_color ( unsigned pnum )
{
return pnum ;
}
static inline unsigned get_team_color ( unsigned tnum )
{
return tnum ;
}
static inline unsigned get_player_or_team_color ( unsigned pnum )
{
return Game_mode & GM_TEAM
? get_team_color ( get_team ( pnum ) )
: get_player_color ( pnum ) ;
}
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# endif