Function smg_uart_tx_buffer_size

Sming/Components/arch_driver/src/uart.cpp:80–83

}

size_t smg_uart_tx_buffer_size(smg_uart_t* uart)
{
	return uart != nullptr && uart->tx_buffer != nullptr ? uart->tx_buffer->getSize() : 0;
}

int smg_uart_peek_char(smg_uart_t* uart)
{