static int GetSampleBitCount()

in CodeSnippets/Peripherals/ADC/AdvancedFunctions/advanced_functions.c [283:308]

• 20 lines of code
• 3 McCabe index (conditional complexity)

static int GetSampleBitCount(int adcControllerFd, ADC_ChannelId channelId,
                             struct iio_ioctl_chan_spec_buffer *channelSpecBuffer)
{
    // Buffer to hold decimal representation of 4-byte integer value and null terminator.
    char dataBuffer[12];

    int res = GetExtInfo(adcControllerFd, channelId,
                         (unsigned int)GetPropertyIndex(channelSpecBuffer->channel, "current_bits"),
                         dataBuffer, sizeof(dataBuffer));

    if (res < 0) {
        Log_Debug("ERROR: Failed to retrieve extended channel information for channelId = %u.\n",
                  channelId);
        return -1;
    }

    if (sizeof(dataBuffer) <= strnlen(dataBuffer, sizeof(dataBuffer))) {
        Log_Debug("ERROR: Extended channel information received is invalid for channelId = %d.\n",
                  channelId);
        return -1;
    }

    int numberOfBits = atoi(dataBuffer);

    return numberOfBits;
}