104 строки
3.3 KiB
C
104 строки
3.3 KiB
C
// g++ -fpermissive ../enet_server.c -I/home/alon/Dev/emscripten/system/include/emscripten/ -Iinclude/ -fpermissive .libs/libenet.a -o enet_server ; g++ ../enet_client.c -I/home/alon/Dev/emscripten/system/include/emscripten/ -Iinclude/ -fpermissive .libs/libenet.a -o enet_client
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#include <stdio.h>
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#include <emscripten.h>
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#include <enet/enet.h>
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ENetHost *host;
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void send_msg(ENetPeer *peer) {
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/* Create a reliable packet of size 7 containing "packet\0" */
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ENetPacket * packet = enet_packet_create ("packet",
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strlen ("packet") + 1,
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ENET_PACKET_FLAG_RELIABLE);
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/* Extend the packet so and append the string "foo", so it now */
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/* contains "packetfoo\0" */
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enet_packet_resize (packet, strlen ("packetfoo") + 1);
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strcpy (& packet -> data [strlen ("packet")], "foo");
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/* Send the packet to the peer over channel id 0. */
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/* One could also broadcast the packet by */
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/* enet_host_broadcast (host, 0, packet); */
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enet_peer_send (peer, 0, packet);
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/* One could just use enet_host_service() instead. */
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enet_host_flush (host);
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}
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void main_loop() {
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static int counter = 0;
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#if EMSCRIPTEN
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counter++;
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#endif
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if (counter == 10) {
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printf("stop!\n");
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emscripten_cancel_main_loop();
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return;
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}
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ENetEvent event;
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//printf("enet host?\n");
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if (enet_host_service (host, & event, 0) == 0) return;
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printf("enet host, got event of type %d\n", event.type);
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switch (event.type)
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{
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case ENET_EVENT_TYPE_CONNECT:
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printf ("A new client connected from %x:%u.\n",
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event.peer -> address.host,
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event.peer -> address.port);
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/* Store any relevant client information here. */
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event.peer -> data = "Client information";
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send_msg(event.peer);
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break;
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case ENET_EVENT_TYPE_RECEIVE:
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printf ("A packet of length %u containing %s was received from %s on channel %u.\n",
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event.packet -> dataLength,
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event.packet -> data,
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event.peer -> data,
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event.channelID);
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/* Clean up the packet now that we're done using it. */
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enet_packet_destroy (event.packet);
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break;
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case ENET_EVENT_TYPE_DISCONNECT:
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printf ("%s disconected.\n", event.peer -> data);
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/* Reset the peer's client information. */
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event.peer -> data = NULL;
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enet_host_destroy(host);
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break;
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default:
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printf("whaaa? %d\n", event.type);
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}
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}
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int main (int argc, char ** argv)
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{
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if (enet_initialize () != 0)
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{
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fprintf (stderr, "An error occurred while initializing ENet.\n");
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return EXIT_FAILURE;
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}
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atexit (enet_deinitialize);
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ENetAddress address;
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address.host = ENET_HOST_ANY;
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address.port = 1235;
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printf("create!\n");
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host = enet_host_create (& address /* the address to bind the server host to */,
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32 /* allow up to 32 clients and/or outgoing connections */,
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2 /* allow up to 2 channels to be used, 0 and 1 */,
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0 /* assume any amount of incoming bandwidth */,
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0 /* assume any amount of outgoing bandwidth */);
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if (host == NULL)
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{
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fprintf (stderr,
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"An error occurred while trying to create an ENet server host.\n");
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exit (EXIT_FAILURE);
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}
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emscripten_set_main_loop(main_loop, 3, 1);
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return 1;
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}
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