50 lines
1.6 KiB
C
50 lines
1.6 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "strutil.h"
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#include "pstypes.h"
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#include "netpkt.h"
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#include "net_ipx.h"
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#include "game.h"
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#include "multi.h"
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#include "netpkt.h"
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#include "netdrv.h"
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#include "byteswap.h"
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#include "multipow.h"
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#define NOLOSS_QUEUE_SIZE 512 // Store up to 512 packets
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// the structure list keeping the data we may want to resend
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// this does only contain the extra data field of a PDATA packet (if that isn't enough, the whole PDATA struct info still could be added later)
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typedef struct pdata_noloss_store {
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int used;
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fix pkt_initial_timestamp; // initial timestamp to see if packet is outdated
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fix pkt_timestamp; // Packet timestamp
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int pkt_num; // Packet number
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ubyte player_ack[MAX_PLAYERS]; // 0 if player has not ACK'd this packet, 1 if ACK'd or not connected
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char data[NET_XDATA_SIZE]; // extra data of a packet - contains all multibuf data we don't want to loose
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ushort data_size;
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} __pack__ pdata_noloss_store;
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// ACK signal packet
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typedef struct noloss_ack {
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ubyte type;
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ubyte sender_pnum;
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ubyte receiver_pnum;
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int pkt_num;
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} __pack__ noloss_ack;
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// keeps track of PDATA packets we've already got
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typedef struct pdata_recv {
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int pkt_num[NOLOSS_QUEUE_SIZE];
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int cur_slot; // index we can use for a new pkt_num
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} __pack__ pdata_recv;
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void noloss_add_packet_to_queue(int urgent, int pkt_num, char *data, ushort data_size);
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int noloss_validate_pdata(int pkt_num, ubyte receiver_pnum);
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void noloss_got_ack(ubyte *data);
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void noloss_init_queue(void);
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void noloss_update_pdata_got(int player_num);
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void noloss_process_queue(void);
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