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100 lines
2.9 KiB
C
100 lines
2.9 KiB
C
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//========= Copyright <20> 1996-2002, Valve LLC, All rights reserved. ============
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================
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#if !defined( NET_APIH )
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#define NET_APIH
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#ifdef _WIN32
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#pragma once
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#endif
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#if !defined ( NETADRH )
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#include "netadr.h"
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#endif
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#define NETAPI_REQUEST_SERVERLIST ( 0 ) // Doesn't need a remote address
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#define NETAPI_REQUEST_PING ( 1 )
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#define NETAPI_REQUEST_RULES ( 2 )
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#define NETAPI_REQUEST_PLAYERS ( 3 )
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#define NETAPI_REQUEST_DETAILS ( 4 )
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// Set this flag for things like broadcast requests, etc. where the engine should not
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// kill the request hook after receiving the first response
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#define FNETAPI_MULTIPLE_RESPONSE ( 1<<0 )
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typedef void ( *net_api_response_func_t ) ( struct net_response_s *response );
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#define NET_SUCCESS ( 0 )
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#define NET_ERROR_TIMEOUT ( 1<<0 )
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#define NET_ERROR_PROTO_UNSUPPORTED ( 1<<1 )
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#define NET_ERROR_UNDEFINED ( 1<<2 )
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typedef struct net_adrlist_s
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{
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struct net_adrlist_s *next;
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netadr_t remote_address;
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} net_adrlist_t;
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typedef struct net_response_s
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{
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// NET_SUCCESS or an error code
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int error;
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// Context ID
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int context;
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// Type
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int type;
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// Server that is responding to the request
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netadr_t remote_address;
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// Response RTT ping time
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double ping;
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// Key/Value pair string ( separated by backlash \ characters )
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// WARNING: You must copy this buffer in the callback function, because it is freed
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// by the engine right after the call!!!!
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// ALSO: For NETAPI_REQUEST_SERVERLIST requests, this will be a pointer to a linked list of net_adrlist_t's
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void *response;
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} net_response_t;
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typedef struct net_status_s
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{
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// Connected to remote server? 1 == yes, 0 otherwise
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int connected;
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// Client's IP address
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netadr_t local_address;
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// Address of remote server
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netadr_t remote_address;
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// Packet Loss ( as a percentage )
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int packet_loss;
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// Latency, in seconds ( multiply by 1000.0 to get milliseconds )
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double latency;
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// Connection time, in seconds
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double connection_time;
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// Rate setting ( for incoming data )
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double rate;
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} net_status_t;
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typedef struct net_api_s
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{
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// APIs
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void ( *InitNetworking )( void );
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void ( *Status ) ( struct net_status_s *status );
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void ( *SendRequest) ( int context, int request, int flags, double timeout, struct netadr_s *remote_address, net_api_response_func_t response );
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void ( *CancelRequest ) ( int context );
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void ( *CancelAllRequests ) ( void );
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char *( *AdrToString ) ( struct netadr_s *a );
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int ( *CompareAdr ) ( struct netadr_s *a, struct netadr_s *b );
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int ( *StringToAdr ) ( char *s, struct netadr_s *a );
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const char *( *ValueForKey ) ( const char *s, const char *key );
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void ( *RemoveKey ) ( char *s, const char *key );
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void ( *SetValueForKey ) (char *s, const char *key, const char *value, int maxsize );
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} net_api_t;
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extern net_api_t netapi;
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#endif // NET_APIH
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