1 | #include <SDL/SDL.h>
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2 | #include <SDL/SDL_net.h>
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3 | #include <stdlib.h>
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4 | #include <stdio.h>
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5 |
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6 | int player_x[50];
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7 | int player_y[50];
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8 |
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9 | int main ( int argc, char** argv )
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10 | {
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11 | IPaddress address;
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12 | TCPsocket sock_server, sock_client[50];
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13 | SDLNet_SocketSet set;
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14 | int wait, num_clients, data, ready;
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15 |
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16 |
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17 | if(SDL_Init (0) ==-1)
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18 | {
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19 | printf ("SDL_Init: %s\n", SDL_GetError ());
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20 | exit (1);
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21 | }
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22 | if(SDLNet_Init () ==-1)
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23 | {
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24 | printf ("SDLNet_Init: %s\n", SDLNet_GetError ());
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25 | exit(1);
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26 | }
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27 | if (SDLNet_ResolveHost (&address, NULL, 10000) == -1)
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28 | {
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29 | printf ("SDLNet_ResolveHost: %s\n", SDLNet_GetError ());
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30 | SDLNet_Quit ();
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31 | exit (1);
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32 | }
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33 | sock_server = SDLNet_TCP_Open (&address);
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34 | if (!sock_server)
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35 | {
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36 | printf ("SDLNet_TCP_Open: %s\n", SDLNet_GetError ());
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37 | SDLNet_Quit ();
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38 | exit (1);
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39 | }
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40 |
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41 | printf ("Init finished. Wait for clients...\n");
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42 |
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43 | wait = 10;
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44 | num_clients = 0;
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45 | do
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46 | {
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47 | SDL_Delay (1000);
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48 | sock_client[num_clients] = SDLNet_TCP_Accept (sock_server);
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49 | if (sock_client[num_clients])
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50 | {
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51 | printf ("accepted %d\n", num_clients + 1);
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52 | num_clients++;
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53 | }
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54 | wait--;
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55 | } while ((num_clients < 50) && (wait > 0));
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56 |
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57 | if (wait > 0)
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58 | {
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59 | /* Jetzt haben wir Clients */
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60 |
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61 | /* Platz für Sockets machen*/
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62 | set = SDLNet_AllocSocketSet (50);
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63 | if (!set)
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64 | {
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65 | printf ("SDLNet_AllocSocketSet: %s\n", SDLNet_GetError ());
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66 | exit (1);
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67 | }
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68 | SDLNet_TCP_AddSocket (set, sock_client[0]);
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69 | if (SDLNet_TCP_AddSocket (set, sock_client[1]) != 2)
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70 | {
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71 | printf ("SDLNet_TCP_AddSocket: %s\n", SDLNet_GetError ());
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72 | exit (1);
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73 | }
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74 |
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75 | num_clients = 2;
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76 | while (num_clients > 0)
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77 | {
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78 | ready = SDLNet_CheckSockets (set, 1000 * 10);
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79 | if (ready < 1)
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80 | {
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81 | printf ("SDLNet_CheckSockets: %s\n", SDLNet_GetError ());
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82 | exit (1);
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83 | }
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84 | else
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85 | {
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86 | printf ("There are %d sockets ready\n", ready);
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87 | }
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88 |
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89 | if (SDLNet_SocketReady (sock_client[0]))
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90 | {
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91 | SDLNet_TCP_Recv (sock_client[0], &player_y[0], sizeof (int));
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92 | //Ausgabe der Daten
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93 | printf ("\tReceive-%d_X %d\n", 0, player_x[0]);
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94 | num_clients = SDLNet_TCP_DelSocket (set, sock_client[0]);
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95 | }
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96 |
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97 | if (SDLNet_SocketReady (sock_client[1]))
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98 | {
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99 | SDLNet_TCP_Recv (sock_client[1], &player_y[1], sizeof (int));
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100 | //Ausgabe der Daten
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101 | printf ("\tReceive-%d_X %d\n", 1, player_x[1]);
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102 | num_clients = SDLNet_TCP_DelSocket (set, sock_client[1]);
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103 | }
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104 | } /* while */
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105 |
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106 | /* Aufräumen */
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107 | SDLNet_FreeSocketSet (set);
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108 | SDLNet_TCP_Close (sock_server);
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109 | SDLNet_TCP_Close (sock_client[0]);
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110 | SDLNet_TCP_Close (sock_client[1]);
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111 | }
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112 | else
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113 | {
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114 | printf ("...sorry!\n");
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115 | }
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116 | return 0;
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117 | }
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