int pubnub_send(char *p_data) { enum pubnub_res l_response; char const *l_responseChannel = "parkingdevice-resp"; struct Pubnub_UUID uuid; struct Pubnub_UUID_String str_uuid; pubnub_t *l_publish = pubnub_alloc(); if (NULL == l_publish) { printf("Failed to allocate Pubnub context!\n"); return -1; } pubnub_init(l_publish, pub_key, sub_key); if (0 != pubnub_generate_uuid_v4_random(&uuid)) { pubnub_set_uuid(l_publish, "zeka-peka-iz-jendeka"); } else { str_uuid = pubnub_uuid_to_string(&uuid); pubnub_set_uuid(l_publish, str_uuid.uuid); printf("Generated UUID: %s\n", str_uuid.uuid); } pubnub_set_auth(l_publish, "danaske"); puts("Publishing..."); l_response = pubnub_publish(l_publish, l_responseChannel, p_data); if(l_response != PNR_STARTED) { printf("pubnub_publish() returned unexpected: %d\n", l_response); pubnub_free(l_publish); return -1; } l_response = pubnub_await(l_publish); if (l_response == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", l_response); pubnub_free(l_publish); return -1; } if (PNR_OK == l_response) { printf("Published! Response from Pubnub: %s\n", pubnub_last_publish_result(l_publish)); return 0; } else if (PNR_PUBLISH_FAILED == l_response) { printf("Published failed on Pubnub, description: %s\n", pubnub_last_publish_result(l_publish)); } else { printf("Publishing failed with code: %d\n", l_response); } pubnub_free(l_publish); return 0; }
int main() { enum pubnub_res pbresult; pubnub_t *ctx = pubnub_alloc(); if (NULL == ctx) { puts("Couldn't allocate a Pubnub context"); return -1; } char pubkey[] = "pub-c-9e002851-755d-4197-9037-cfe897af871d"; char subkey[] = "sub-c-82c22366-19a3-11e6-9a17-0619f8945a4f"; char chnlname[] = "hello_world"; printf("pubnub info\npubkey %s\nsubkey %s\nchnlname %s\n",pubkey, subkey, chnlname); fflush(stdout); pubnub_init(ctx, pubkey, subkey); pubnub_subscribe(ctx, chnlname, NULL); pbresult = pubnub_await(ctx); if (pbresult != PNR_OK) { printf("Failed to subscribe, error %d\n", pbresult); pubnub_free(ctx); return -1; } while (1) { fflush(stdout); pubnub_subscribe(ctx, chnlname, NULL); pbresult = pubnub_await(ctx); if (pbresult != PNR_OK) { printf("Failed to subscribe, error %d\n", pbresult); pubnub_free(ctx); return -1; } else { char const *msg = pubnub_get(ctx); while (msg != NULL) { // printf("Got message: %s\n", msg); put_data_buf(msg); msg = pubnub_get(ctx); // printf("Got message2: %s\n", msg); } } } pubnub_free(ctx); return 0; }
static void srand_from_pubnub(char const* pubkey, char const* keysub) { pubnub_t* pbp = pubnub_alloc(); if (pbp != NULL) { pubnub_init(pbp, pubkey, keysub); srand_from_pubnub_time(pbp); pubnub_free(pbp); } }
int pubnub_publishStatus(char *p_data){ enum pubnub_res res; char const *chan = "sensorStatus-resp"; pubnub_t *pbp = pubnub_alloc(); if (NULL == pbp) { printf("Failed to allocate Pubnub context!\n"); return -1; } pubnub_init(pbp, g_pub_key,g_sub_key); pubnub_set_transaction_timeout(pbp, PUBNUB_DEFAULT_NON_SUBSCRIBE_TIMEOUT); /* Leave this commented out to use the default - which is blocking I/O on most platforms. Uncomment to use non- blocking I/O. */ // pubnub_set_non_blocking_io(pbp); generate_uuid(pbp); pubnub_set_auth(pbp, "danaske"); res = pubnub_publish(pbp, chan, p_data); if (res != PNR_STARTED) { printf("pubnub_publish() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { //printf("Published! Response from Pubnub: %s\n", pubnub_last_publish_result(pbp)); } else if (PNR_PUBLISH_FAILED == res) { printf("Published failed on Pubnub, description: %s\n", pubnub_last_publish_result(pbp)); } else { printf("Publishing failed with code: %d\n", res); } return 0; }
int pubnub_free_with_timeout(pubnub_t* pbp, unsigned millisec) { const clock_t t0 = clock(); const clock_t clocks_till_timeout = (millisec * CLOCKS_PER_SEC) / 1000; PUBNUB_ASSERT_OPT(pbp != NULL); while (pubnub_free(pbp) != 0) { const clock_t elapsed = clock() - t0; if (elapsed > clocks_till_timeout) { PUBNUB_LOG_ERROR("Failed to free the context in %u milli seconds\n", millisec); return -1; } } PUBNUB_LOG_TRACE("Freed the context in %lf seconds\n", ((float)clock() - t0) / CLOCKS_PER_SEC); return 0; }
int main() { char const *msg; enum pubnub_res res; char const *chan = "hello_world"; pubnub_t *pbp = pubnub_alloc(); if (NULL == pbp) { printf("Failed to allocate Pubnub context!\n"); return -1; } pubnub_init(pbp, "demo", "demo"); pubnub_set_transaction_timeout(pbp, PUBNUB_DEFAULT_NON_SUBSCRIBE_TIMEOUT); /* Leave this commented out to use the default - which is blocking I/O on most platforms. Uncomment to use non- blocking I/O. */ // pubnub_set_non_blocking_io(pbp); generate_uuid(pbp); pubnub_set_auth(pbp, "danaske"); puts("Publishing..."); res = pubnub_publish(pbp, chan, "\"Hello world from sync!\""); if (res != PNR_STARTED) { printf("pubnub_publish() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { printf("Published! Response from Pubnub: %s\n", pubnub_last_publish_result(pbp)); } else if (PNR_PUBLISH_FAILED == res) { printf("Published failed on Pubnub, description: %s\n", pubnub_last_publish_result(pbp)); } else { printf("Publishing failed with code: %d\n", res); } puts("Subscribing..."); res = pubnub_subscribe(pbp, chan, NULL); if (res != PNR_STARTED) { printf("pubnub_subscribe() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Subscribed!"); } else { printf("Subscribing failed with code: %d\n", res); } res = pubnub_subscribe(pbp, chan, NULL); if (res != PNR_STARTED) { printf("pubnub_subscribe() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Subscribed! Got messages:"); for (;;) { msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Subscribing failed with code: %d\n", res); } puts("Getting time..."); res = pubnub_time(pbp); if (res != PNR_STARTED) { printf("pubnub_time() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { printf("Gotten time: %s; last time token=%s\n", pubnub_get(pbp), pubnub_last_time_token(pbp)); } else { printf("Getting time failed with code: %d\n", res); } puts("Getting history with include_token..."); res = pubnub_history(pbp, chan, 10, true); if (res != PNR_STARTED) { printf("pubnub_history() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Got history! Elements:"); for (;;) { msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Getting history v2 with include_token failed with code: %d\n", res); } puts("Getting here_now presence..."); res = pubnub_here_now(pbp, chan, NULL); if (res != PNR_STARTED) { printf("pubnub_here_now() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Got here now presence!"); for (;;) { msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Getting here-now presence failed with code: %d\n", res); } /** Global here_now presence for "demo" subscribe key is _very_ long, but we have it here to show that we can handle very long response if the PUBNUB_DYNAMIC_REPLY_BUFFER is "on". */ if (PUBNUB_DYNAMIC_REPLY_BUFFER) { puts("Getting global here_now presence..."); res = pubnub_global_here_now(pbp); if (res != PNR_STARTED) { printf("pubnub_global_here_now() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Got global here now presence!"); for (;;) { msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Getting global here-now presence failed with code: %d\n", res); } } puts("Getting where_now presence..."); res = pubnub_where_now(pbp, pubnub_uuid_get(pbp)); if (res != PNR_STARTED) { printf("pubnub_where_now() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Got where now presence!"); for (;;) { msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Getting where-now presence failed with code: %d\n", res); } puts("Setting state..."); res = pubnub_set_state(pbp, chan, NULL, pubnub_uuid_get(pbp), "{\"x\":5}"); if (res != PNR_STARTED) { printf("pubnub_set_state() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Got set state response!"); for (;;) { msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Setting state failed with code: %d\n", res); } puts("Getting state..."); res = pubnub_state_get(pbp, chan, NULL, pubnub_uuid_get(pbp)); if (res != PNR_STARTED) { printf("pubnub_state_get() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Got state!"); for (;;) { msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Getting state failed with code: %d\n", res); } puts("List channel group..."); res = pubnub_list_channel_group(pbp, "channel-group"); if (res != PNR_STARTED) { printf("pubnub_state_get() returned unexpected: %d\n", res); pubnub_free(pbp); return -1; } res = pubnub_await(pbp); if (res == PNR_STARTED) { printf("pubnub_await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Got channel group list!"); for (;;) { msg = pubnub_get_channel(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Getting channel group list failed with code: %d ('%s')\n", res, pubnub_res_2_string(res)); } /* We're done */ if (pubnub_free(pbp) != 0) { printf("Failed to free the Pubnub context\n"); } puts("Pubnub sync demo over."); return 0; }
int main() { int option; char opt_string[4]; char channel[PNC_CHANNEL_NAME_SIZE]; char channel_group[PNC_CHANNEL_NAME_SIZE]; char auth_key[PNC_AUTH_KEY_SIZE]; char uuid[PNC_UUID_SIZE + 1]; char state[2048]; pubnub_t *pn = pubnub_alloc(); pubnub_t *pn_sub = pubnub_alloc(); if (NULL == pn || NULL == pn_sub) { printf("Failed to allocate pubnub context"); return -1; } pubnub_init(pn, pubkey, pubkey); pubnub_init(pn_sub, pubkey, pubkey); pubnub_set_uuid(pn, PNC_DEFAULT_UUID); pubnub_set_uuid(pn, PNC_DEFAULT_SUBSCRIBE_UUID); pnc_ops_init(pn, pn_sub); displayMenuOptions(pn); option = 0; while (option != MENU_EXIT) { fgets(opt_string, sizeof(opt_string), stdin); opt_string[strlen(opt_string) - 1] = '\0'; option = atoi(opt_string); printf("You entered %d(%s)\n", option, opt_string); switch (option) { case MENU_DISPLAY: break; case MENU_PUBLISH: { char message[PNC_READ_STRING_SIZE]; bool store = false; // TODO: add json built string pnc_read_string_from_console("Channel Name", channel, PNC_CHANNEL_NAME_SIZE); pnc_read_bool_from_console_optional("Store", &store, true); puts("Enter the message for publish. To exit loop enter Q"); while (fgets(message, PNC_READ_STRING_SIZE, stdin) != NULL && strcmp(message, "Q\n")) { if (strlen(message) == 1) { puts("Invalid input"); continue; } message[strlen(message) - 1] = '\0'; if (message[0] == '{' && message[strlen(message) - 1] == '}') { pnc_ops_parse_response("pubnub_publish()", pubnub_publish(pn, channel, message), pn); } else { char encoded[PNC_READ_STRING_SIZE]; snprintf(encoded, sizeof encoded, "\"%s\"", message); pnc_ops_parse_response("pubnub_publish()", pubnub_publish(pn, channel, encoded), pn); } puts("Enter the message for publish. To exit loop enter Q."); } break; } case MENU_HISTORY: { int count = 100; bool include_token = false; pnc_read_int_from_console_optional("Count", &count, true); if (count <= 0) { count = 100; puts("Count value cannot be less than 1. Default value(100) was applied."); } pnc_read_string_from_console("Channel Name", channel, PNC_CHANNEL_NAME_SIZE); // WARNING: Default buffer can be not big enough to get 100-items // history response with timetokens pnc_read_bool_from_console("Include timetokens", &include_token); pnc_ops_parse_response("pubnub_history()", pubnub_history(pn, channel, count, include_token), pn); break; } case MENU_HERE_NOW: pnc_read_string_from_console("Channel Name", channel, PNC_CHANNEL_NAME_SIZE); pnc_ops_parse_response("pubnub_here_now()", pubnub_here_now(pn, channel, NULL), pn); break; case MENU_TIME: pnc_ops_parse_response("pubnub_time()", pubnub_time(pn), pn); break; case MENU_AUTH: pnc_read_string_from_console("Auth key", auth_key, PNC_AUTH_KEY_SIZE); pubnub_set_auth(pn, auth_key); break; case MENU_UUID: pnc_read_string_from_console("UUID", uuid, PNC_UUID_SIZE); pubnub_set_uuid(pn, uuid); break; case MENU_STATE_GET: pnc_read_string_from_console("Channel Name", channel, PNC_CHANNEL_NAME_SIZE); pnc_read_string_from_console_optional("UUID", uuid, PNC_UUID_SIZE, true); if (strlen(uuid) == 0) { strcpy(uuid, pubnub_uuid_get(pn)); } pnc_ops_parse_response("pubnub_get_state()", pubnub_state_get(pn, channel, NULL, uuid), pn); break; case MENU_SET_STATE: // Set State pnc_read_string_from_console("Channel Name", channel, PNC_CHANNEL_NAME_SIZE); pnc_read_string_from_console("JSON state without escaping", state, PNC_READ_STRING_SIZE); pnc_ops_parse_response("pubnub_set_state()", pubnub_set_state(pn, channel, NULL, pubnub_uuid_get(pn), state), pn); break; case MENU_WHERE_NOW: pnc_read_string_from_console_optional("UUID", uuid, PNC_UUID_SIZE, true); if (strlen(uuid) == 0) { puts("Using current UUID"); strcpy(uuid, PNC_DEFAULT_UUID); } pnc_ops_parse_response("pubnub_where_now()", pubnub_where_now(pn, uuid), pn); break; case MENU_ADD_PRESENCE_CHANNEL: { char presence_channel[PNC_CHANNEL_NAME_SIZE + sizeof(PNC_PRESENCE_SUFFIX)]; pnc_read_string_from_console("Channel name", channel, PNC_CHANNEL_NAME_SIZE); strcpy(presence_channel, channel); strcat(presence_channel, PNC_PRESENCE_SUFFIX); pnc_subscribe_add_channel(presence_channel); break; } case MENU_SUBSCRIBE: pnc_ops_subscribe(pn_sub); break; case MENU_UNSUBSCRIBE: pnc_ops_unsubscribe(pn_sub); break; case MENU_SUBSCRIPTION_ADD_CHANNEL: pnc_read_string_from_console("Enter Channel name", channel, PNC_CHANNEL_NAME_SIZE); pnc_subscribe_add_channel(channel); break; case MENU_SUBSCRIPTION_ADD_GROUP: pnc_read_string_from_console("Enter Group name", channel, PNC_CHANNEL_NAME_SIZE); pnc_subscribe_add_channel_group(channel); break; case MENU_SUBSCRIPTION_REMOVE_CHANNEL: pnc_read_string_from_console("Enter Channel name", channel, PNC_CHANNEL_NAME_SIZE); pnc_subscribe_remove_channel(channel); break; case MENU_SUBSCRIPTION_REMOVE_GROUP: pnc_read_string_from_console("Enter Group name", channel, PNC_CHANNEL_NAME_SIZE); pnc_subscribe_remove_channel_group(channel); break; case MENU_GROUP_ADD_CHANNEL: pnc_read_string_from_console("Group name", channel_group, PNC_CHANNEL_NAME_SIZE); pnc_read_string_from_console("Channel to add", channel, PNC_CHANNEL_NAME_SIZE); pnc_ops_parse_response("pubnub_add_channel_to_group()", pubnub_add_channel_to_group(pn, channel, channel_group), pn); break; case MENU_GROUP_REMOVE_CHANNEL: pnc_read_string_from_console("Group name", channel_group, PNC_CHANNEL_NAME_SIZE); pnc_read_string_from_console("Channel to remove", channel, PNC_CHANNEL_NAME_SIZE); pnc_ops_parse_response("pubnub_remove_channel_from_group()", pubnub_remove_channel_from_group(pn, channel, channel_group), pn); break; case MENU_GROUP_LIST_CHANNELS: pnc_read_string_from_console("Group to list", channel_group, PNC_CHANNEL_NAME_SIZE); pnc_ops_parse_response("pubnub_list_channel_group()", pubnub_list_channel_group(pn, channel_group), pn); break; case MENU_GROUP_REMOVE_GROUP: pnc_read_string_from_console("Group to remove", channel, PNC_CHANNEL_NAME_SIZE); pubnub_remove_channel_group(pn, channel); break; default: printf("Invalid input: %d\n", option); break; } printf("\n================================\n\n"); displayMenuOptions(pn); } puts("Exiting"); if (pubnub_free(pn) != 0) { puts("Failed to free the Pubnub context"); } return 0; }
int main() { /* This is a widely use channel, something should happen there from time to time */ char const *chan = "hello_world"; pubnub_t *pbp = pubnub_alloc(); if (NULL == pbp) { printf("Failed to allocate Pubnub context!\n"); return -1; } pubnub_init(pbp, "demo", "demo"); srand(time(NULL)); /* This is essential, as otherwise waiting for incoming data will block! Since we're doing this, be sure to not enable verbose debugging, as you won't see a thing except endless lines of some tracing. */ pubnub_set_non_blocking_io(pbp); puts("--------------------------"); puts("Subscribe loop starting..."); puts("--------------------------"); for (;;) { time_t t = time(NULL); bool stop = false; enum pubnub_res res = pubnub_subscribe(pbp, chan, NULL); if (res != PNR_STARTED) { printf("pubnub_subscribe() returned unexpected: %d\n", res); break;; } /* Don't await here, 'cause it will loop until done */ while (!stop) { res = pubnub_last_result(pbp); if (res == PNR_STARTED) { /* Here we simulate the "get out of subscribe loop" external signal with a random number. Basically, this has a 4% chance of stopping the wait every second. */ if (time(NULL) != t) { stop = (rand() % 25) == 3; t = time(NULL); } } else { if (PNR_OK == res) { puts("Subscribed! Got messages:"); for (;;) { char const *msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Subscribing failed with code: %d\n", res); } break; } } if (stop) { puts("---------------------------"); puts("Cancelling the Subscribe..."); puts("---------------------------"); pubnub_cancel(pbp); /* Now it's OK to await, since we don't have anything else to do */ pubnub_await(pbp); break; } } /* We're done */ if (pubnub_free(pbp) != 0) { printf("Failed to free the Pubnub context `pbp`\n"); } puts("Pubnub callback demo over."); return 0; }
int main() { char const *msg; enum pubnub_res res; struct UserData user_data; struct UserData user_data_2; char const *chan = "hello_world"; pubnub_t *pbp = pubnub_alloc(); pubnub_t *pbp_2 = pubnub_alloc(); if (NULL == pbp) { printf("Failed to allocate Pubnub context!\n"); return -1; } if (NULL == pbp_2) { printf("Failed to allocate Pubnub context!\n"); return -1; } InitUserData(&user_data, pbp); InitUserData(&user_data_2, pbp_2); pubnub_init(pbp, "demo", "demo"); pubnub_register_callback(pbp, sample_callback, &user_data); pubnub_init(pbp_2, "demo", "demo"); pubnub_register_callback(pbp_2, sample_callback, &user_data_2); puts("-----------------------"); puts("Subscribing..."); puts("-----------------------"); /* First subscribe, to get the time token */ res = pubnub_subscribe(pbp, chan, NULL); if (res != PNR_STARTED) { printf("pubnub_subscribe() returned unexpected: %d\n", res); pubnub_free(pbp); pubnub_free(pbp_2); return -1; } puts("Await subscribe"); res = await(&user_data); if (res == PNR_STARTED) { printf("await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); pubnub_free(pbp_2); return -1; } if (PNR_OK == res) { puts("Subscribed!"); } else { printf("Subscribing failed with code: %d\n", res); } /* The "real" subscribe, with the just acquired time token */ res = pubnub_subscribe(pbp, chan, NULL); if (res != PNR_STARTED) { printf("pubnub_subscribe() returned unexpected: %d\n", res); pubnub_free(pbp); pubnub_free(pbp_2); return -1; } /* Don't do "full" await here, because we didn't publish anything yet! */ start_await(&user_data); puts("-----------------------"); puts("Publishing..."); puts("-----------------------"); /* Since the subscribe is ongoing in the `pbp` context, we can't publish on it, so we use a different context to publish */ res = pubnub_publish(pbp_2, chan, "\"Hello world from subscribe-publish callback sample!\""); if (res != PNR_STARTED) { printf("pubnub_publish() returned unexpected: %d\n", res); pubnub_free(pbp); pubnub_free(pbp_2); return -1; } puts("Await publish"); res = await(&user_data_2); if (res == PNR_STARTED) { printf("await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); pubnub_free(pbp_2); return -1; } if (PNR_OK == res) { printf("Published! Response from Pubnub: %s\n", pubnub_last_publish_result(pbp_2)); } else if (PNR_PUBLISH_FAILED == res) { printf("Published failed on Pubnub, description: %s\n", pubnub_last_publish_result(pbp_2)); } else { printf("Publishing failed with code: %d\n", res); } /* Don't need `pbp_2` no more */ if (pubnub_free(pbp_2) != 0) { printf("Failed to free the Pubnub context `pbp_2`\n"); } /* Now we await the subscribe on `pbp` */ puts("Await subscribe"); res = end_await(&user_data); if (res == PNR_STARTED) { printf("await() returned unexpected: PNR_STARTED(%d)\n", res); pubnub_free(pbp); return -1; } if (PNR_OK == res) { puts("Subscribed! Got messages:"); for (;;) { msg = pubnub_get(pbp); if (NULL == msg) { break; } puts(msg); } } else { printf("Subscribing failed with code: %d\n", res); } /* We're done */ if (pubnub_free(pbp) != 0) { printf("Failed to free the Pubnub context `pbp`\n"); } puts("Pubnub subscribe-publish callback demo over."); return 0; }