amxmodx/public/engine_strucs.h

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//
// AMX Mod X, based on AMX Mod by Aleksander Naszko ("OLO").
// Copyright (C) The AMX Mod X Development Team.
//
// This software is licensed under the GNU General Public License, version 3 or higher.
// Additional exceptions apply. For full license details, see LICENSE.txt or visit:
// https://alliedmods.net/amxmodx-license
#ifndef _ENGINE_STRUCTS_H_
#define _ENGINE_STRUCTS_H_
#include <extdll.h>
#include <meta_api.h>
#include <osdep.h>
#include <FileSystem.h>
#include <entity_state.h>
#include <usercmd.h>
#define MAX_CLIENTS 32
#define MAX_EDICTS 900
#define MAX_NAME 32
#define MAX_LIGHTSTYLES 64
#define MAX_PACKET_ENTITIES 256
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#define MAX_PATH_LENGTH 260
#define MAX_LATENT 32
#define FRAGMENT_SIZE 1400
#define MAX_FRAGMENTS 25000
#define MAX_EVENT_QUEUE 64
#define MAX_FLOWS 2
#define FLOW_OUTGOING 0
#define FLOW_INCOMING 1
#define MAX_KV_LEN 127 // Max key/value length (with a NULL char)
#define MAX_INFO_STRING 256 // Key + value + 2 x slash + NULL
#define INFO_MAX_BUFFER_VALUES 4
#define FEVENT_ORIGIN (1<<0) // Event was invoked with stated origin
#define FEVENT_ANGLES (1<<1) // Event was invoked with stated angles
#define HL_MODEL_MAX 512
#define HL_GENERIC_MAX 512
#define HL_EVENT_MAX 256
#define HL_SOUND_MAX 512
#define HL_SOUND_HASHLOOKUP_SIZE (HL_SOUND_MAX * 2 - 1)
// Authentication types
#define AUTH_IDTYPE_UNKNOWN 0
#define AUTH_IDTYPE_STEAM 1
#define AUTH_IDTYPE_VALVE 2
#define AUTH_IDTYPE_LOCAL 3
#define NUM_BASELINES 64
// 0 == regular, 1 == file stream
#define MAX_STREAMS 2
// Flow control bytes per second limits
#define MAX_RATE 20000
#define MIN_RATE 1000
// Default data rate
#define DEFAULT_RATE (9999.0f)
// This is the packet payload without any header bytes (which are attached for actual sending)
#define NET_MAX_PAYLOAD 3990
typedef enum netsrc_s
{
NS_CLIENT,
NS_SERVER,
NS_MULTICAST
} netsrc_t;
typedef enum server_state_e
{
ss_dead = 0,
ss_loading = 1,
ss_active = 2,
} server_state_t;
typedef enum
{
NA_UNUSED,
NA_LOOPBACK,
NA_BROADCAST,
NA_IP,
NA_IPX,
NA_BROADCAST_IPX,
} netadrtype_t;
typedef struct netadr_s
{
netadrtype_t type;
unsigned char ip[4];
unsigned char ipx[10];
unsigned short port;
} netadr_t;
typedef struct sizebuf_s
{
const char* buffername;
uint16 flags;
byte* data;
int maxsize;
int cursize;
} sizebuf_t;
typedef struct flowstats_s
{
int size; // Size of message sent/received
double time; // Time that message was sent/received
} flowstats_t;
typedef struct flow_s
{
flowstats_t stats[MAX_LATENT]; // Data for last MAX_LATENT messages
int current; // Current message position
double nextcompute; // Time when we should recompute k/sec data
float kbytespersec; // Average data
float avgkbytespersec;
} flow_t;
typedef struct fragbuf_s
{
fragbuf_s* next; // Next buffer in chain
int bufferid; // Id of this buffer
sizebuf_t frag_message; // Message buffer where raw data is stored
byte frag_message_buf[FRAGMENT_SIZE]; // The actual data sits here
qboolean isfile; // Is this a file buffer?
qboolean isbuffer; // Is this file buffer from memory ( custom decal, etc. ).
qboolean iscompressed;
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char filename[MAX_PATH_LENGTH]; // Name of the file to save out on remote host
int foffset; // Offset in file from which to read data
int size; // Size of data to read at that offset
} fragbuf_t;
typedef struct fragbufwaiting_s
{
fragbufwaiting_s* next; // Next chain in waiting list
int fragbufcount; // Number of buffers in this chain
fragbuf_t* fragbufs; // The actual buffers
} fragbufwaiting_t;
typedef struct netchan_s
{
netsrc_t sock; // NS_SERVER or NS_CLIENT, depending on channel.
netadr_t remote_address; // Address this channel is talking to.
int player_slot;
float last_received; // For timeouts. Time last message was received.
float connect_time; // Time when channel was connected.
double rate; // Bandwidth choke, Bytes per second
double cleartime; // If realtime > cleartime, free to send next packet
// Sequencing variables
int incoming_sequence; // Increasing count of sequence numbers
int incoming_acknowledged; // # of last outgoing message that has been ack'd.
int incoming_reliable_acknowledged;// Toggles T/F as reliable messages are received.
int incoming_reliable_sequence; // single bit, maintained local
int outgoing_sequence; // Message we are sending to remote
int reliable_sequence; // Whether the message contains reliable payload, single bit
int last_reliable_sequence; // Outgoing sequence number of last send that had reliable data
void* connection_status;
int (*pfnNetchan_Blocksize)(void *);
sizebuf_t message; // Staging and holding areas
byte message_buf[NET_MAX_PAYLOAD];
int reliable_length; // Reliable message buffer. We keep adding to it until reliable is acknowledged. Then we clear it.
byte reliable_buf[NET_MAX_PAYLOAD];
fragbufwaiting_t* waitlist[MAX_STREAMS]; // Waiting list of buffered fragments to go onto queue. Multiple outgoing buffers can be queued in succession.
int reliable_fragment[MAX_STREAMS]; // Is reliable waiting buf a fragment?
unsigned int reliable_fragid[MAX_STREAMS]; // Buffer id for each waiting fragment
fragbuf_t* fragbufs[MAX_STREAMS]; // The current fragment being set
int fragbufcount[MAX_STREAMS]; // The total number of fragments in this stream
short int frag_startpos[MAX_STREAMS]; // Position in outgoing buffer where frag data starts
short int frag_length[MAX_STREAMS]; // Length of frag data in the buffer
fragbuf_t* incomingbufs[MAX_STREAMS]; // Incoming fragments are stored here
qboolean incomingready[MAX_STREAMS]; // Set to true when incoming data is ready
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char incomingfilename[MAX_PATH_LENGTH]; // Only referenced by the FRAG_FILE_STREAM component
// Name of file being downloaded
void* tempbuffer;
int tempbuffersize;
flow_t flow[MAX_FLOWS]; // Incoming and outgoing flow metrics
} netchan_t;
typedef struct packet_entities_s
{
int num_entities;
unsigned char flags[32];
entity_state_t* entities;
} packet_entities_t;
typedef struct client_frame_s
{
double senttime;
float ping_time;
clientdata_t clientdata;
weapon_data_t weapondata[64];
packet_entities_t entities;
} client_frame_t;
typedef struct event_args_s
{
int flags;
int entindex; // Transmitted
float origin[3];
float angles[3];
float velocity[3];
int ducking;
float fparam1;
float fparam2;
int iparam1;
int iparam2;
int bparam1;
int bparam2;
} event_args_t;
struct event_info_s
{
unsigned short index; // 0 implies not in use
short packet_index; // Use data from state info for entity in delta_packet . -1 implies separate info based on event
short entity_index; // The edict this event is associated with
float fire_time; // if non-zero, the time when the event should be fired ( fixed up on the client )
event_args_t args;
int flags; // Client only - Reliable or not, etc.
};
typedef struct event_state_s
{
struct event_info_s ei[MAX_EVENT_QUEUE];
} event_state_t;
typedef struct USERID_s
{
int idtype;
uint64 m_SteamID;
unsigned int clientip;
} USERID_t;
typedef struct consistency_s
{
char* filename;
int issound;
int orig_index;
int value;
int check_type;
float mins[3];
float maxs[3];
} consistency_t;
typedef struct event_s
{
unsigned short index;
const char* filename;
int filesize;
const char* pszScript;
} event_t;
typedef struct extra_baselines_s
{
int number;
int classname[NUM_BASELINES];
entity_state_t baseline[NUM_BASELINES];
} extra_baselines_t;
typedef struct server_log_s
{
qboolean active;
qboolean net_log_;
netadr_t net_address_;
void* file;
} server_log_t;
typedef struct server_stats_s
{
int num_samples;
int at_capacity;
int at_empty;
float capacity_percent;
float empty_percent;
int minusers;
int maxusers;
float cumulative_occupancy;
float occupancy;
int num_sessions;
float cumulative_sessiontime;
float average_session_len;
float cumulative_latency;
float average_latency;
} server_stats_t;
typedef struct server_static_s
{
qboolean dll_initialized;
struct client_s* clients;
int maxclients;
int maxclientslimit;
int spawncount;
int serverflags;
server_log_t log;
double next_cleartime;
double next_sampletime;
server_stats_t stats;
qboolean isSecure;
} server_static_t;
typedef struct server_s
{
qboolean active;
qboolean paused;
qboolean loadgame;
double time;
double oldtime;
int lastcheck;
double lastchecktime;
char name[64];
char oldname[64];
char startspot[64];
char modelname[64];
struct model_s* worldmodel;
CRC32_t worldmapCRC;
unsigned char clientdllmd5[16];
resource_t resourcelist[1280];
int num_resources;
consistency_t consistency_list[512];
int num_consistency;
const char* model_precache[HL_MODEL_MAX];
struct model_s* models[HL_MODEL_MAX];
unsigned char model_precache_flags[HL_MODEL_MAX];
struct event_s event_precache[HL_EVENT_MAX];
const char* sound_precache[HL_SOUND_MAX];
short int sound_precache_hashedlookup[HL_SOUND_HASHLOOKUP_SIZE];
qboolean sound_precache_hashedlookup_built;
const char* generic_precache[HL_GENERIC_MAX];
char generic_precache_names[HL_GENERIC_MAX][64];
int num_generic_names;
char* lightstyles[MAX_LIGHTSTYLES];
int num_edicts;
int max_edicts;
edict_t* edicts;
struct entity_state_s* baselines;
extra_baselines_t* instance_baselines;
server_state_t state;
sizebuf_t datagram;
unsigned char datagram_buf[4000];
sizebuf_t reliable_datagram;
unsigned char reliable_datagram_buf[4000];
sizebuf_t multicast;
unsigned char multicast_buf[1024];
sizebuf_t spectator;
unsigned char spectator_buf[1024];
sizebuf_t signon;
unsigned char signon_data[32768];
} server_t;
typedef struct client_s
{
qboolean active;
qboolean spawned;
qboolean fully_connected;
qboolean connected;
qboolean uploading;
qboolean hasusrmsgs;
qboolean has_force_unmodified;
netchan_t netchan;
int chokecount;
int delta_sequence;
qboolean fakeclient;
qboolean proxy;
usercmd_t lastcmd;
double connecttime;
double cmdtime;
double ignorecmdtime;
float latency;
float packet_loss;
double localtime;
double nextping;
double svtimebase;
sizebuf_t datagram;
byte datagram_buf[4000];
double connection_started;
double next_messagetime;
double next_messageinterval;
qboolean send_message;
qboolean skip_message;
client_frame_t* frames;
event_state_t events;
edict_t* edict;
const edict_t* pViewEntity;
int userid;
USERID_t network_userid;
char userinfo[MAX_INFO_STRING];
qboolean sendinfo;
float sendinfo_time;
char hashedcdkey[64];
char name[32];
int topcolor;
int bottomcolor;
int entityId;
resource_t resourcesonhand;
resource_t resourcesneeded;
FileHandle_t upload;
qboolean uploaddoneregistering;
customization_t customdata;
int crcValue;
int lw;
int lc;
char physinfo[MAX_INFO_STRING];
qboolean m_bLoopback;
uint32 m_VoiceStreams[2];
double m_lastvoicetime;
int m_sendrescount;
} client_t;
#endif //_ENGINE_STRUCTS_H_