/** \file
 *  \brief This file implements utility functions used by the communications package.
 */

/**
 *  \ingroup CONSOLE
 */

/* Include Files */
#include "KTag.h"

/* Local Definitions and Constants */

/* Public Variables */

/* Private Variables */
static char8 uint64_buffer[20+1];

/* Private Function Prototypes */

/* Public Functions */

//! Converts a UInt64 to a NULL-terminated string.
/*!
 *  This function is necessary because newlib-nano does not support "%llu" / #PRIu64.
 *  \see https://answers.launchpad.net/gcc-arm-embedded/+question/257014
 *
 *  \note    This function is not reentrant!
 *
 *  \param   value      pointer to the digital input object.
 *  \return             pointer to a NULL-terminated string containing the base-10 textual representation of #value.
 */
char8 * COMM_UInt64ToDecimal(uint64_t value)
{
    char8 * p = uint64_buffer + sizeof(uint64_buffer);
    *(--p) = 0x00;
    
    for (bool first_time = true; value || first_time; first_time = false)
    {
        const uint32_t digit = value % 10;
        const char c = '0' + digit;
        *(--p) = c;
        value = value / 10;
    }
    return p;
}

/* Private Functions */