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}\n+\n         cmd_set_check(CHECK_DATA);\n+\n+        xSemaphoreGive(cso->cb_semaphore);\n }\n \n+/**\n+ * Synchronous command used to open a new connection to a given destinataion\n+ * @param proto The protocol to use.\n+ * @param addr The destination address (either IP or DNS name).\n+ * @param port The destination port to connect to.\n+ * @return A valid Serial object if a connection was made, NULL otherwise.\n+ */\n struct Serial* esp8266_drv_connect(const enum protocol proto,\n-                                   const char* dst_ip,\n-                                   const unsigned int dst_port)\n+                                   const char* addr,\n+                                   const unsigned int port)\n {\n-        const int chan_id = get_next_free_channel_num();\n-        if (chan_id < 0) {\n+        /* This is synchronous code for now */\n+        struct channel_sync_op *cso = &esp8266_state.comm.connect_op;\n+        xSemaphoreTake(cso->op_semaphore, 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is a mutual exclusion piece, kinda has to be this way.","created_at":"2016-06-09T16:20:03Z","updated_at":"2016-06-09T16:20:03Z","html_url":"https://github.com/autosportlabs/RaceCapture-Pro_firmware/pull/664#discussion_r66473332","pull_request_url":"https://api.github.com/repos/autosportlabs/RaceCapture-Pro_firmware/pulls/664","_links":{"self":{"href":"https://api.github.com/repos/autosportlabs/RaceCapture-Pro_firmware/pulls/comments/66473332"},"html":{"href":"https://github.com/autosportlabs/RaceCapture-Pro_firmware/pull/664#discussion_r66473332"},"pull_request":{"href":"https://api.github.com/repos/autosportlabs/RaceCapture-Pro_firmware/pulls/664"}}},"pull_request":{"url":"https://api.github.com/repos/autosportlabs/RaceCapture-Pro_firmware/pulls/664","id":73088046,"html_url":"https://github.com/autosportlabs/RaceCapture-Pro_firmware/pull/664","diff_url":"https://github.com/autosportlabs/RaceCapture-Pro_firmware/pull/664.diff","patch_url":"https://github.com/autosportlabs/RaceCapture-Pro_firmware/pull/664.patch","issue_url":"https://api.github.com/repos/autosportlabs/RaceCapture-Pro_firmware/issues/664","number":664,"state":"open","locked":false,"title":"Implement 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It achieves this by using a couple of synchronization primitives and adjusting the callbacks accordingly.  This is inline with POSIX calls, so their behavior is roughly the same.\r\n\r\nThis change also adds the ability to correct for any issues where we may not be synchronized with the device.  This happens after a soft reset of the 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