Ejemplo n.º 1
0
//*****************************************************************************
//
//! Writes data to a ring buffer.
//!
//! \param psUSBRingBuf points to the ring buffer to be written to.
//! \param pui8Data points to the data to be written.
//! \param ui32Length is the number of bytes to be written.
//!
//! This function write a sequence of bytes into a ring buffer.
//!
//! \return None.
//
//*****************************************************************************
void
USBRingBufWrite(tUSBRingBufObject *psUSBRingBuf, const uint8_t *pui8Data,
                uint32_t ui32Length)
{
    uint32_t ui32Temp;

    //
    // Check the arguments.
    //
    ASSERT(psUSBRingBuf != NULL);
    ASSERT(pui8Data != NULL);
    ASSERT(ui32Length != 0);

    //
    // Verify that space is available in the buffer.
    //
    ASSERT(ui32Length <= USBRingBufFree(psUSBRingBuf));

    //
    // Write the data into the ring buffer.
    //
    for(ui32Temp = 0; ui32Temp < ui32Length; ui32Temp++)
    {
        USBRingBufWriteOne(psUSBRingBuf, pui8Data[ui32Temp]);
    }
}
Ejemplo n.º 2
0
//*****************************************************************************
//
//! Writes data to a ring buffer.
//!
//! \param ptUSBRingBuf points to the ring buffer to be written to.
//! \param pucData points to the data to be written.
//! \param ulLength is the number of bytes to be written.
//!
//! This function write a sequence of bytes into a ring buffer.
//!
//! \return None.
//
//*****************************************************************************
void
USBRingBufWrite(tUSBRingBufObject *ptUSBRingBuf, const unsigned char *pucData,
                unsigned long ulLength)
{
    unsigned long ulTemp;

    //
    // Check the arguments.
    //
    ASSERT(ptUSBRingBuf != NULL);
    ASSERT(pucData != NULL);
    ASSERT(ulLength != 0);

    //
    // Verify that space is available in the buffer.
    //
    ASSERT(ulLength <= USBRingBufFree(ptUSBRingBuf));

    //
    // Write the data into the ring buffer.
    //
    for(ulTemp = 0; ulTemp < ulLength; ulTemp++)
    {
        USBRingBufWriteOne(ptUSBRingBuf, pucData[ulTemp]);
    }
}