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dxx-rebirth/common/main/multi.h
Kp 26e948d5f1 Uninline namespace dsx
2015-12-13 18:00:49 +00:00

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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.
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
*
*/
#pragma once
#include "fwd-player.h"
#include "player-callsign.h"
#include "player-flags.h"
#include "weapon.h"
#include "mission.h"
#include "newmenu.h"
#include "powerup.h"
#include "fwd-object.h"
#include "window.h"
#include "game.h"
#ifdef _WIN32
#ifdef _WIN32_WINNT
#undef _WIN32_WINNT
#endif
#define _WIN32_WINNT 0x0501 // for get/freeaddrinfo()
#include <winsock2.h>
#include <ws2tcpip.h>
#include <io.h>
#else
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <arpa/inet.h>
#include <unistd.h>
#include <stdint.h>
#include <sys/time.h>
#endif
#ifdef __cplusplus
#include <stdexcept>
#include "pack.h"
#include "compiler-array.h"
#include "ntstring.h"
#include "compiler-static_assert.h"
#include "compiler-type_traits.h"
namespace dcx {
struct _sockaddr
{
union {
sockaddr sa;
sockaddr_in sin;
#ifdef IPv6
sockaddr_in6 sin6;
#define DXX_IPv6(v4,v6) v6
#else
#define DXX_IPv6(v4,v6) v4
#endif
};
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
};
// PROTOCOL VARIABLES AND DEFINES
extern int multi_protocol; // set and determinate used protocol
}
#define MULTI_PROTO_UDP 1 // UDP protocol
// 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
#define MULTI_PROTO_VERSION static_cast<uint16_t>(24)
// PROTOCOL VARIABLES AND DEFINES - END
// limits for Packets (i.e. positional updates) per sec
#define MIN_PPS 5
#define MAX_PPS 40
#define MAX_MESSAGE_LEN 35
#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
#endif
#define NETGAME_ANARCHY 0
#define NETGAME_TEAM_ANARCHY 1
#define NETGAME_ROBOT_ANARCHY 2
#define NETGAME_COOPERATIVE 3
#if defined(DXX_BUILD_DESCENT_II)
#define NETGAME_CAPTURE_FLAG 4
#define NETGAME_HOARD 5
#define NETGAME_TEAM_HOARD 6
#endif
#define NETGAME_BOUNTY 7
#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
#if defined(DXX_BUILD_DESCENT_II)
#define CONNECT_KMATRIX_WAITING 7 // Like CONNECT_WAITING but used especially in kmatrix.c to seperate "escaped" and "waiting"
#endif
// 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
#define DUMP_PKTTIMEOUT 8
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
#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"
#define for_each_netflag_value(VALUE) \
VALUE(NETFLAG_DOLASER, "Laser upgrade") \
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) \
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") \
D2X_MP_NETFLAGS(VALUE) \
#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)
#define MULTI_GAME_TYPE_COUNT 8
#if defined(DXX_BUILD_DESCENT_I)
#define MULTI_GAME_NAME_LENGTH 13
#define MULTI_ALLOW_POWERUP_TEXT_LENGTH 18
#define MULTI_ALLOW_POWERUP_MAX 12
#define D2X_MP_NETFLAGS(VALUE)
#define DXX_GRANT_LASER_LEVEL_BITS 2
#define D2X_MP_NETGRANT(VALUE)
#elif defined(DXX_BUILD_DESCENT_II)
#define MULTI_GAME_NAME_LENGTH 17
#define MULTI_ALLOW_POWERUP_TEXT_LENGTH 21
#define MULTI_ALLOW_POWERUP_MAX 26
#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"
#define D2X_MP_NETFLAGS(VALUE) \
VALUE(NETFLAG_DOSUPERLASER, "Super lasers") \
VALUE(NETFLAG_DOGAUSS, NETFLAG_LABEL_GAUSS) \
VALUE(NETFLAG_DOHELIX, NETFLAG_LABEL_HELIX) \
VALUE(NETFLAG_DOPHOENIX, NETFLAG_LABEL_PHOENIX) \
VALUE(NETFLAG_DOOMEGA, NETFLAG_LABEL_OMEGA) \
VALUE(NETFLAG_DOFLASH, "Flash Missiles") \
VALUE(NETFLAG_DOGUIDED, "Guided Missiles") \
VALUE(NETFLAG_DOSMARTMINE, "Smart Mines") \
VALUE(NETFLAG_DOMERCURY, "Mercury Missiles") \
VALUE(NETFLAG_DOSHAKER, "Earthshaker Missiles") \
VALUE(NETFLAG_DOAFTERBURNER, NETFLAG_LABEL_AFTERBURNER) \
VALUE(NETFLAG_DOAMMORACK, NETFLAG_LABEL_AMMORACK) \
VALUE(NETFLAG_DOCONVERTER, NETFLAG_LABEL_CONVERTER) \
VALUE(NETFLAG_DOHEADLIGHT, NETFLAG_LABEL_HEADLIGHT)
#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)
#endif
#define define_netflag_bit_enum(NAME,STR) BIT_##NAME,
#define define_netflag_bit_mask(NAME,STR) static constexpr auto NAME = tt::integral_constant<unsigned, (1 << BIT_##NAME)>{};
#define define_netflag_powerup_mask(NAME,STR) | (NAME)
enum { for_each_netflag_value(define_netflag_bit_enum) };
// Bitmask for netgame_info->AllowedItems to set allowed items in Netgame
for_each_netflag_value(define_netflag_bit_mask);
enum { NETFLAG_DOPOWERUP = 0 for_each_netflag_value(define_netflag_powerup_mask) };
enum {
BIT_NETGRANT_LASER = DXX_GRANT_LASER_LEVEL_BITS - 1,
for_each_netgrant_value(define_netflag_bit_enum)
BIT_NETGRANT_MAXIMUM
};
for_each_netgrant_value(define_netflag_bit_mask);
#undef define_netflag_bit_enum
#undef define_netflag_bit_mask
#undef define_netflag_powerup_mask
namespace dsx {
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)
{
}
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");
}
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
};
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;
}
};
static inline laser_level_t map_granted_flags_to_laser_level(const packed_spawn_granted_items &grant)
{
/* Laser level in lowest bits */
return laser_level_t(grant.mask & ((1 << DXX_GRANT_LASER_LEVEL_BITS) - 1));
}
player_flags map_granted_flags_to_player_flags(packed_spawn_granted_items grant);
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);
void multi_digi_link_sound_to_pos(int soundnum, vcsegptridx_t segnum, short sidenum, const vms_vector &pos, int forever, fix max_volume);
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);
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;
}
namespace dcx {
extern ubyte multibuf[MAX_MULTI_MESSAGE_LEN+4];
extern array<objnum_t, MAX_NET_CREATE_OBJECTS> Net_create_objnums;
extern unsigned Net_create_loc;
}
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);
void cap_laser_powerup_level(stored_laser_level &player_level, powerup_type_t idx, uint_fast32_t level_bias) const;
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;
}
void cap_laser_level(stored_laser_level &player_level) const;
void cap_secondary_ammo(powerup_type_t type, uint8_t &player_ammo) const;
void cap_flag(player_flags &player_flags, const PLAYER_FLAG powerup_flag, powerup_type_t idx) const;
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();
void inc_flag_current(const player_flags player_flags, const PLAYER_FLAG powerup_flag, const powerup_type_t id)
{
if (player_flags & powerup_flag)
inc_powerup_current(id);
}
void inc_flag_max(const player_flags player_flags, const PLAYER_FLAG powerup_flag, const powerup_type_t id)
{
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();
};
namespace dsx {
extern powerup_cap_state PowerupCaps;
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);
void multi_send_destroy_controlcen(objnum_t objnum, int player);
void multi_send_position(vobjptridx_t objnum);
void multi_send_kill(vobjptridx_t objnum);
void multi_send_remobj(vobjptridx_t objnum);
void multi_send_door_open(segnum_t segnum, int side,ubyte flag);
void multi_send_drop_weapon(vobjptridx_t objnum,int seed);
void multi_reset_player_object(vobjptr_t objp);
int multi_maybe_disable_friendly_fire(cobjptridx_t killer);
}
#endif
enum msgsend_state_t {
msgsend_none,
msgsend_typing,
msgsend_automap,
};
enum deres_type_t {
deres_explode,
deres_drop,
};
// Exported functions
struct owned_remote_objnum
{
int8_t owner;
uint16_t objnum;
};
extern int GetMyNetRanking();
extern void ClipRank (ubyte *rank);
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);
owned_remote_objnum objnum_local_to_remote(objnum_t local);
void map_objnum_local_to_remote(int local, int remote, int owner);
void map_objnum_local_to_local(objnum_t objnum);
void reset_network_objects();
int multi_objnum_is_past(objnum_t objnum);
void multi_do_ping_frame();
void multi_init_objects(void);
void multi_do_protocol_frame(int force, int listen);
void multi_do_frame(void);
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
namespace dsx {
#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
void multi_send_player_deres(deres_type_t type);
}
#endif
void multi_send_reappear();
void multi_send_create_explosion(playernum_t);
void multi_send_controlcen_fire(const vms_vector &to_target, int gun_num, objnum_t objnum);
namespace dcx {
void multi_send_cloak(void);
void multi_send_decloak(void);
}
void multi_send_create_powerup(powerup_type_t powerup_type, segnum_t segnum, objnum_t objnum, const vms_vector &pos);
void multi_send_play_sound(int sound_num, fix volume);
void multi_digi_play_sample(int sndnum, fix max_volume);
void multi_digi_play_sample_once(int soundnum, fix max_volume);
void multi_send_score(void);
void multi_send_trigger(int trigger);
void multi_send_hostage_door_status(uint16_t wallnum);
#if defined(DXX_BUILD_DESCENT_II)
namespace dsx {
extern char Multi_is_guided;
void multi_send_flags(playernum_t);
struct marker_message_text_t;
void multi_send_drop_marker (int player,const vms_vector &position,char messagenum,const marker_message_text_t &text);
void multi_send_markers();
void multi_send_guided_info (vobjptr_t miss,char);
void multi_send_orb_bonus(playernum_t pnum);
void multi_send_got_orb(playernum_t pnum);
void multi_send_effect_blowup(segnum_t segnum, int side, const vms_vector &pnt);
}
#ifndef RELEASE
void multi_add_lifetime_kills(int count);
#endif
#endif
void multi_send_bounty( void );
void multi_consistency_error(int reset);
int multi_level_sync(void);
int multi_endlevel(int *secret);
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 *);
void multi_send_endlevel_packet();
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
namespace dsx {
void multi_prep_level();
void multi_leave_game(void);
}
#endif
void multi_process_bigdata(playernum_t pnum, const ubyte *buf, uint_fast32_t len);
void multi_do_death(int objnum);
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
namespace dsx {
int multi_delete_extra_objects();
void multi_make_ghost_player(playernum_t);
void multi_make_player_ghost(playernum_t);
}
#endif
void multi_define_macro(int key);
void multi_send_macro(int key);
int multi_get_kill_list(playernum_array_t &sorted_kills);
void multi_new_game(void);
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
namespace dsx {
void multi_sort_kill_list(void);
}
#endif
void multi_reset_stuff(void);
int get_team(playernum_t pnum);
void multi_initiate_save_game();
void multi_initiate_restore_game();
void multi_disconnect_player(playernum_t);
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
namespace dsx {
#if defined(DXX_BUILD_DESCENT_I)
static inline void multi_send_got_flag (playernum_t) {}
#elif defined(DXX_BUILD_DESCENT_II)
void multi_send_got_flag (playernum_t);
#endif
}
#endif
// Exported variables
namespace dcx {
extern int Network_status;
// IMPORTANT: These variables needed for player rejoining done by protocol-specific code
extern int Network_send_objects;
extern int Network_send_object_mode;
extern int Network_send_objnum;
extern int Network_rejoined;
extern int Network_sending_extras;
extern int VerifyPlayerJoined;
extern int Player_joining_extras;
extern int Network_player_added;
extern array<array<uint16_t, MAX_PLAYERS>, MAX_PLAYERS> kill_matrix;
extern array<int16_t, 2> team_kills;
extern ushort my_segments_checksum;
//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
extern ntstring<MAX_MESSAGE_LEN - 1> Network_message;
extern int Network_message_reciever;
// Which player 'owns' each local object for network purposes
extern array<sbyte, MAX_OBJECTS> object_owner;
extern int multi_quit_game;
extern array<msgsend_state_t, MAX_PLAYERS> multi_sending_message;
extern int multi_defining_message;
}
window_event_result multi_message_input_sub(int key);
extern void multi_send_message_start();
void multi_send_msgsend_state(msgsend_state_t state);
#if defined(DXX_BUILD_DESCENT_II)
namespace dsx {
extern array<grs_main_bitmap, 2> Orb_icons;
extern int PhallicLimit,PhallicMan;
}
#endif
namespace dcx {
extern int Bounty_target;
extern array<array<bitmap_index, N_PLAYER_SHIP_TEXTURES>, MAX_PLAYERS> multi_player_textures;
extern const array<char[16], 10> RankStrings;
#define GetRankStringWithSpace(I) (PlayerCfg.NoRankings ? std::pair<const char *, const char *>("", "") : std::pair<const char *, const char *>(RankStrings[I], " "))
// Globals for protocol-bound Refuse-functions
extern char RefuseThisPlayer,WaitForRefuseAnswer,RefuseTeam,RefusePlayerName[12];
extern fix64 RefuseTimeLimit;
#define REFUSE_INTERVAL (F1_0*8)
}
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
namespace dsx {
struct bit_game_flags {
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.
*/
#define NETGAME_FLAG_CLOSED 1
#define NETGAME_FLAG_SHOW_MAP 4
#if defined(DXX_BUILD_DESCENT_II)
unsigned hoard : 1;
unsigned team_hoard : 1;
unsigned endlevel : 1;
unsigned forming : 1;
#define NETGAME_FLAG_HOARD 8
#define NETGAME_FLAG_TEAM_HOARD 16
#define NETGAME_FLAG_REALLY_ENDLEVEL 32
#define NETGAME_FLAG_REALLY_FORMING 64
#endif
} __pack__;
}
namespace dcx {
struct packed_game_flags
{
unsigned char value;
};
}
namespace dsx {
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;
}
#define NETGAME_NAME_LEN 15
extern struct netgame_info Netgame;
}
#endif
#define multi_i_am_master() (Player_num == 0)
void change_playernum_to(int new_pnum);
// Multiplayer powerup capping
extern void multi_powcap_count_powerups_in_mine(void);
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
namespace dsx {
extern void multi_powcap_cap_objects();
uint_fast32_t multi_powerup_is_allowed(const unsigned id, const unsigned AllowedItems);
uint_fast32_t multi_powerup_is_allowed(const unsigned id, const unsigned AllowedItems, const unsigned SpawnGrantedItems);
}
#endif
extern void multi_do_powcap_update();
extern void multi_send_powcap_update();
extern void multi_send_kill_goal_counts();
void multi_check_for_killgoal_winner();
#if defined(DXX_BUILD_DESCENT_II)
namespace dsx {
extern void multi_send_stolen_items();
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);
void multi_send_wall_status_specific(playernum_t pnum,uint16_t wallnum,ubyte type,ubyte flags,ubyte state);
void multi_send_light_specific (playernum_t pnum,segnum_t segnum,ubyte val);
void multi_send_capture_bonus (playernum_t pnum);
int multi_all_players_alive();
void multi_send_seismic(fix);
void multi_send_drop_blobs(playernum_t);
void multi_send_sound_function (char,char);
void DropFlag();
void multi_send_finish_game ();
void init_hoard_data();
void multi_apply_goal_textures();
int HoardEquipped();
#ifdef EDITOR
void save_hoard_data(void);
#endif
}
#endif
//how to encode missiles & flares in weapon packets
#define MISSILE_ADJUST 100
#define FLARE_ADJUST 127
/*
* The Network Players structure
* Contains protocol-specific data with designated prefixes and general player-related data.
* Note that not all of these infos will be sent to other users - some are used and/or set locally, only.
*/
struct netplayer_info : prohibit_void_ptr<netplayer_info>
{
#if defined(USE_UDP)
union
{
#ifdef USE_UDP
struct
{
struct _sockaddr addr; // IP address of this peer
} udp;
#endif
} protocol;
#endif
callsign_t callsign;
sbyte connected;
ubyte rank;
fix ping;
fix64 LastPacketTime;
};
#if defined(DXX_BUILD_DESCENT_I) || defined(DXX_BUILD_DESCENT_II)
namespace dsx {
/*
* The Network Game structure
* Contains protocol-specific data with designated prefixes and general game-related data.
* Note that not all of these infos will be sent to clients - some are used and/or set locally, only.
*/
struct netgame_info : prohibit_void_ptr<netgame_info>, ignore_window_pointer_t
{
#if defined(USE_UDP)
union
{
#ifdef USE_UDP
struct
{
struct _sockaddr addr; // IP address of this netgame's host
array<short, 4> program_iver; // IVER of program for version checking
sbyte valid; // Status of Netgame info: -1 = Failed, Wrong version; 0 = No info, yet; 1 = Success
uint8_t your_index; // Tell player his designated (re)join position in players[]
fix GameID;
} udp;
#endif
} protocol;
#endif
ntstring<NETGAME_NAME_LEN> game_name;
ntstring<MISSION_NAME_LEN> mission_title;
ntstring<8> mission_name;
int levelnum;
ubyte gamemode;
ubyte RefusePlayers;
ubyte difficulty;
ubyte game_status;
ubyte numplayers;
ubyte max_numplayers;
ubyte numconnected;
bit_game_flags game_flag;
ubyte team_vector;
uint8_t SecludedSpawns;
uint32_t AllowedItems;
packed_spawn_granted_items SpawnGrantedItems;
packed_netduplicate_items DuplicatePowerups;
#if defined(DXX_BUILD_DESCENT_II)
/*
* Only used in Descent II, but defined in both for historical
* reasons
*/
short Allow_marker_view;
short AlwaysLighting;
/* End Descent II */
#endif
short ShowEnemyNames;
short BrightPlayers;
short InvulAppear;
ushort segments_checksum;
int KillGoal;
fix PlayTimeAllowed;
fix level_time;
int control_invul_time;
int monitor_vector;
short PacketsPerSec;
ubyte PacketLossPrevention;
ubyte NoFriendlyFire;
array<callsign_t, 2> team_name;
array<uint32_t, MAX_PLAYERS> locations;
array<array<uint16_t, MAX_PLAYERS>, MAX_PLAYERS> kills;
array<int16_t, 2> team_kills;
array<uint16_t, MAX_PLAYERS> killed;
array<uint16_t, MAX_PLAYERS> player_kills;
array<uint32_t, MAX_PLAYERS> player_score;
array<player_flags, MAX_PLAYERS> net_player_flags;
array<netplayer_info, MAX_PLAYERS> players;
#ifdef USE_TRACKER
ubyte Tracker;
#endif
};
}
#endif
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")
{
}
};
}
/* 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);
}
#endif
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