Yeah the tutorial is quite nice. But having a totally working sample is good to check against when your program doesn't work.
I hope the developers of ENet would also make some simple sample programs in future releases. On Fri, Nov 12, 2010 at 12:47 AM, fuzzy spoon <[email protected]> wrote: > The tutorials are more than enough usually (as you just experienced). > I think samples are a good idea, though. They would just need to be a lot > more documented and clearer code imo :) > > On Thu, Nov 11, 2010 at 1:41 PM, Shafqat Bhuiyan <[email protected]> wrote: >> >> Thanks. >> >> It'd be great if there was an examples page on the website or maybe a >> samples directory in the source distribution so it's easier for people >> to learn. >> >> On Thu, Nov 11, 2010 at 11:28 PM, fuzzy spoon <[email protected]> >> wrote: >> > Thanks for taking the time to make an example :) >> > Im sure it will help someone along the way. >> > On Thu, Nov 11, 2010 at 12:21 PM, Shafqat Bhuiyan <[email protected]> >> > wrote: >> >> >> >> Hi, >> >> >> >> I was looking around for some example programs that use enet >> >> but like others I couldn't find one. So I tried to make one myself. >> >> >> >> This is a simple chat program. Multiple clients can join the server >> >> and write messages. Messages will be received by all clients >> >> (including the one that sent it). >> >> >> >> Most of the code is a direct copy/paste from the enet tutorial. The >> >> code is definitely not perfect but is suitable for a beginner to look >> >> around in. >> >> >> >> >> >> >> >> /* server.cpp */ >> >> #include <stdio.h> >> >> #include <enet/enet.h> >> >> >> >> int main (int argc, char *argv[]) >> >> { >> >> ENetAddress address; >> >> ENetHost *server; >> >> ENetEvent event; >> >> int serviceResult; >> >> >> >> puts ("Starting server"); >> >> >> >> if (enet_initialize () != 0) >> >> { >> >> puts ("Error initialising enet"); >> >> exit (EXIT_FAILURE); >> >> } >> >> >> >> >> >> /* Bind the server to the default localhost. */ >> >> /* A specific host address can be specified by */ >> >> /* enet_address_set_host (& address, "x.x.x.x"); */ >> >> address.host = ENET_HOST_ANY; >> >> /* Bind the server to port 1234. */ >> >> address.port = 1234; >> >> >> >> server = enet_host_create (&address, >> >> 32, /* number of clients */ >> >> 2, /* number of channels */ >> >> 0, /* Any incoming bandwith */ >> >> 0); /* Any outgoing bandwith */ >> >> >> >> if (server == NULL) >> >> { >> >> puts ("Could not create server host"); >> >> exit (EXIT_FAILURE); >> >> } >> >> >> >> >> >> while (true) >> >> { >> >> serviceResult = 1; >> >> >> >> /* Keep doing host_service until no events are left */ >> >> while (serviceResult > 0) >> >> { >> >> /* Wait up to 1000 milliseconds for an event. */ >> >> serviceResult = enet_host_service (server, &event, 1000); >> >> >> >> if (serviceResult > 0) >> >> { >> >> >> >> switch (event.type) >> >> { >> >> case ENET_EVENT_TYPE_CONNECT: >> >> printf ("A new client connected from %x:%u.\n", >> >> event.peer -> address.host, >> >> event.peer -> address.port); >> >> >> >> /* Store any relevant client information here. */ >> >> event.peer->data = (void*)"Client information"; >> >> >> >> break; >> >> >> >> case ENET_EVENT_TYPE_RECEIVE: >> >> printf ("A packet of length %u containing '%s' was " >> >> "received from %s on channel %u.\n", >> >> event.packet -> dataLength, >> >> event.packet -> data, >> >> event.peer -> data, >> >> event.channelID); >> >> >> >> /* Tell all clients about this message */ >> >> enet_host_broadcast (server, 0, event.packet); >> >> >> >> break; >> >> >> >> case ENET_EVENT_TYPE_DISCONNECT: >> >> printf ("%s disconected.\n", event.peer -> data); >> >> >> >> /* Reset the peer's client information. */ >> >> >> >> event.peer -> data = NULL; >> >> >> >> break; >> >> } >> >> } >> >> else if (serviceResult > 0) >> >> { >> >> puts ("Error with servicing the server"); >> >> exit (EXIT_FAILURE); >> >> } >> >> } >> >> >> >> } >> >> >> >> enet_host_destroy (server); >> >> enet_deinitialize (); >> >> >> >> return 0; >> >> >> >> } >> >> >> >> >> >> >> >> /************************************************/ >> >> >> >> >> >> >> >> /* client.cpp */ >> >> #include <stdio.h> >> >> #include <string.h> >> >> #include <enet/enet.h> >> >> >> >> >> >> int main (int argc, char* argv[]) { >> >> ENetHost *client; >> >> ENetAddress address; >> >> ENetPeer *peer; >> >> ENetEvent event; >> >> char message[1024]; >> >> int serviceResult; >> >> >> >> puts ("Starting client"); >> >> >> >> if (enet_initialize () != 0) { >> >> fprintf (stderr, "Error initialising enet"); >> >> exit (EXIT_FAILURE); >> >> } >> >> >> >> client = enet_host_create (NULL, /* create a client host */ >> >> 1, /* number of clients */ >> >> 2, /* number of channels */ >> >> 57600 / 8, /* incoming bandwith */ >> >> 14400 / 8); /* outgoing bandwith */ >> >> >> >> if (client == NULL) { >> >> fprintf (stderr, "Could not create client host"); >> >> exit (EXIT_FAILURE); >> >> } >> >> >> >> >> >> enet_address_set_host (&address, "localhost"); >> >> address.port = 1234; >> >> >> >> peer = enet_host_connect (client, >> >> &address, /* address to connect to */ >> >> 2, /* number of channels */ >> >> 0); /* user data supplied to >> >> the receiving host */ >> >> >> >> if (peer == NULL) { >> >> fprintf (stderr, "No available peers for initiating an ENet " >> >> "connection.\n"); >> >> exit (EXIT_FAILURE); >> >> } >> >> >> >> >> >> /* Try to connect to server within 5 seconds */ >> >> if (enet_host_service (client, &event, 5000) > 0 && >> >> event.type == ENET_EVENT_TYPE_CONNECT) >> >> { >> >> puts ("Connection to server succeeded."); >> >> } >> >> else >> >> { >> >> /* Either the 5 seconds are up or a disconnect event was */ >> >> /* received. Reset the peer in the event the 5 seconds */ >> >> /* had run out without any significant event. */ >> >> enet_peer_reset (peer); >> >> >> >> fprintf (stderr, "Connection to server failed."); >> >> exit (EXIT_FAILURE); >> >> } >> >> >> >> while (true) >> >> { >> >> serviceResult = 1; >> >> >> >> /* Keep doing host_service until no events are left */ >> >> while (serviceResult > 0) >> >> { >> >> serviceResult = enet_host_service (client, &event, 0); >> >> >> >> if (serviceResult > 0) >> >> { >> >> switch (event.type) >> >> { >> >> case ENET_EVENT_TYPE_CONNECT: >> >> printf ("A new client connected from %x:%u.\n", >> >> event.peer -> address.host, >> >> event.peer -> address.port); >> >> >> >> event.peer->data = (void*)"New User"; >> >> break; >> >> >> >> case ENET_EVENT_TYPE_RECEIVE: >> >> printf ("A packet of length %u containing '%s' was " >> >> "received from %s on channel %u.\n", >> >> event.packet -> dataLength, >> >> event.packet -> data, >> >> event.peer -> data, >> >> event.channelID); >> >> >> >> /* Clean up the packet now that we're done using it. >> >> */ >> >> enet_packet_destroy (event.packet); >> >> >> >> break; >> >> >> >> case ENET_EVENT_TYPE_DISCONNECT: >> >> printf ("%s disconected.\n", event.peer -> data); >> >> >> >> break; >> >> } >> >> } >> >> else if (serviceResult > 0) >> >> { >> >> puts ("Error with servicing the client"); >> >> exit (EXIT_FAILURE); >> >> } >> >> >> >> } >> >> >> >> >> >> printf ("Say> "); >> >> gets (message); >> >> >> >> if (strcmp (message, "exit") == 0 || >> >> strcmp (message, "quit") == 0) { >> >> break; >> >> } >> >> >> >> if(strlen(message) > 0) { >> >> ENetPacket *packet = enet_packet_create (message, strlen >> >> (message) + 1, ENET_PACKET_FLAG_RELIABLE); >> >> enet_peer_send (peer, 0, packet); >> >> } >> >> >> >> } >> >> >> >> enet_peer_disconnect (peer, 0); >> >> >> >> /* Allow up to 3 seconds for the disconnect to succeed */ >> >> /* and drop any packets received packets */ >> >> while (enet_host_service (client, & event, 3000) > 0) >> >> { >> >> >> >> switch (event.type) >> >> { >> >> case ENET_EVENT_TYPE_RECEIVE: >> >> enet_packet_destroy (event.packet); >> >> break; >> >> >> >> case ENET_EVENT_TYPE_DISCONNECT: >> >> puts ("Disconnection succeeded."); >> >> break; >> >> } >> >> } >> >> >> >> >> >> enet_host_destroy (client); >> >> enet_deinitialize (); >> >> >> >> return 0; >> >> >> >> } >> >> _______________________________________________ >> >> ENet-discuss mailing list >> >> [email protected] >> >> http://lists.cubik.org/mailman/listinfo/enet-discuss >> > >> > >> > _______________________________________________ >> > ENet-discuss mailing list >> > [email protected] >> > http://lists.cubik.org/mailman/listinfo/enet-discuss >> > >> > >> _______________________________________________ >> ENet-discuss mailing list >> [email protected] >> http://lists.cubik.org/mailman/listinfo/enet-discuss > > > _______________________________________________ > ENet-discuss mailing list > [email protected] > http://lists.cubik.org/mailman/listinfo/enet-discuss > > _______________________________________________ ENet-discuss mailing list [email protected] http://lists.cubik.org/mailman/listinfo/enet-discuss
