// ----------------------------------------------------------------------------
// INIT/DEINIT FUNCTIONS
// ----------------------------------------------------------------------------
void Serial_Init(void)
{
/* Before using the ring buffers, initialize them using the ring
buffer init function */
RingBuffer_init(&rxring, rxbuff, UART_RRB_SIZE, sizeof(uint8_t));
RingBuffer_init(&txring, txbuff, UART_SRB_SIZE, sizeof(uint8_t));
/* creation of Serial object is chip/board specific, this is example for LPC */
Serial = UARTSerial(LPC_USART, UART0_IRQn, 0, &rxring, &txring);
}
void RingBuffer_test(void)
{
// Return Value
int rv;
// External buffer to register as Ring Buffer
char ext_buffer[20] = {0};
// Temporary buffers for test purposes
char read_buffer[40] = {0};
char write_buffer[40] = {0};
// Initialize Ring Buffer module
rv = RingBuffer_init(ext_buffer, sizeof(ext_buffer));
if (rv != RING_BUFFER_E_SUCCESS)
{
// TODO: Complete this statement
}
// Write 20 bytes to the Temporary Write buffer
strcat(write_buffer, "Test Ring Buffer 20");
// Write 10 bytes to the Ring Buffer
rv = RingBuffer_write(write_buffer, 10);
if (rv != 10)
{
// TODO: Complete this statement
}
// Read-back 5 first bytes from the Ring buffer
rv = RingBuffer_read(read_buffer, 5);
if (rv != 5)
{
// TODO: Complete this statement
}
// Read-back 5 last bytes from the Ring Buffer
rv = RingBuffer_read(read_buffer + 5, 5);
if (rv != 5)
{
// TODO: Complete this statement
}
// Compare the read byte with initial written data
rv = memcmp(write_buffer, read_buffer, 10);
if (rv != 0)
{
// Buffers are different, test FAILED
// TODO: Complete this statement
}
else
{
// Buffers are identical, test PASSED
// TODO: Complete this statement
}
}
