edgetx-gx12/radio/src/strhelpers.cpp

/*
 * Copyright (C) EdgeTX
 *
 * Based on code named
 *   opentx - https://github.com/opentx/opentx
 *   th9x - http://code.google.com/p/th9x
 *   er9x - http://code.google.com/p/er9x
 *   gruvin9x - http://code.google.com/p/gruvin9x
 *
 * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#include "strhelpers.h"

#include "opentx.h"

#if !defined(BOOT)
const char s_charTab[] = "_-.,";

char hex2zchar(uint8_t hex) { return (hex >= 10 ? hex - 9 : 27 + hex); }

char hex2char(uint8_t hex) { return (hex >= 10 ? hex - 9 + 'A' : hex + '0'); }

char zchar2char(int8_t idx)
{
  if (idx == 0) return ' ';
  if (idx < 0) {
    if (idx > -27) return 'a' - idx - 1;
    idx = -idx;
  }
  if (idx < 27) return 'A' + idx - 1;
  if (idx < 37) return '0' + idx - 27;
  if (idx <= 40) return *(s_charTab + idx - 37);
#if LEN_SPECIAL_CHARS > 0
  if (idx <= (LEN_STD_CHARS + LEN_SPECIAL_CHARS)) return 'z' + 5 + idx - 40;
#endif
  return ' ';
}

char char2lower(char c) { return (c >= 'A' && c <= 'Z') ? c + 32 : c; }

int8_t char2zchar(char c)
{
  if (c == '_') return 37;
#if LEN_SPECIAL_CHARS > 0
  if ((int8_t)c < 0 && c + 128 <= LEN_SPECIAL_CHARS) return 41 + (c + 128);
#endif
  if (c >= 'a') return 'a' - c - 1;
  if (c >= 'A') return c - 'A' + 1;
  if (c >= '0') return c - '0' + 27;
  if (c == '-') return 38;
  if (c == '.') return 39;
  if (c == ',') return 40;
  return 0;
}

void str2zchar(char *dest, const char *src, int size)
{
  memset(dest, 0, size);
  for (int c = 0; c < size && src[c]; c++) {
    dest[c] = char2zchar(src[c]);
  }
}

int zchar2str(char *dest, const char *src, int size)
{
  for (int c = 0; c < size; c++) {
    dest[c] = zchar2char(src[c]);
  }
  do {
    dest[size--] = '\0';
  } while (size >= 0 && dest[size] == ' ');
  return size + 1;
}

int strnlen(const char *src, int max_size)
{
  for (int i = 0; i < max_size; i++) {
    if (src[i] == '\0') return i;
  }

  return max_size;
}

unsigned int effectiveLen(const char *str, unsigned int size)
{
  while (size > 0) {
    if (str[size - 1] != ' ' && str[size - 1] != '\0') return size;
    size--;
  }
  return 0;
}

bool zexist(const char *str, uint8_t size)
{
  for (int i = 0; i < size; i++) {
    if (str[i] != 0) return true;
  }
  return false;
}

uint8_t zlen(const char *str, uint8_t size)
{
  while (size > 0) {
    if (str[size - 1] != 0) return size;
    size--;
  }
  return 0;
}

char *strcat_zchar(char *dest, const char *name, uint8_t size,
                   const char spaceSym, const char *defaultName,
                   uint8_t defaultNameSize, uint8_t defaultIdx)
{
  int8_t len = 0;

  if (name) {
    memcpy(dest, name, size);
    dest[size] = '\0';

    int8_t i = size - 1;

    while (i >= 0) {
      if (!len && dest[i]) len = i + 1;
      if (len) {
        if (dest[i] == spaceSym) dest[i] = '_';
      }
      i--;
    }
  }

  if (len == 0 && defaultName) {
    strcpy(dest, defaultName);
    dest[defaultNameSize] = (char)((defaultIdx / 10) + '0');
    dest[defaultNameSize + 1] = (char)((defaultIdx % 10) + '0');
    len = defaultNameSize + 2;
  }

  return &dest[len];
}
#endif

#if !defined(BOOT)
char *getStringAtIndex(char *dest, const char *s, int idx)
{
  uint8_t len = s[0];
  strncpy(dest, s + 1 + len * idx, len);
  dest[len] = '\0';
  return dest;
}

char *strAppendStringWithIndex(char *dest, const char *s, int idx)
{
  return strAppendUnsigned(strAppend(dest, s), abs(idx));
}

#define SECONDSPERMIN 60
#define SECONDSPERHOUR (60 * SECONDSPERMIN)
#define SECONDSPERDAY (24 * SECONDSPERHOUR)
#define SECONDSPERYEAR (365 * SECONDSPERDAY)

char *getFormattedTimerString(char *dest, int32_t tme, TimerOptions timerOptions)
{
  char *s = dest;
  div_t qr;
  int val = abs(tme);
  uint8_t digit_group = 0;
  const bool bLowerCase = !(timerOptions.options & SHOW_TIMER_UPPER_CASE);
  const bool showTime = timerOptions.options & SHOW_TIME;
  uint8_t numDigitGroupRequired = (timerOptions.options >> 2) & 0x7;
  const bool hmFormat = timerOptions.options & SHOW_TIMER_HM_FORMAT;

  if(!numDigitGroupRequired) numDigitGroupRequired = 3;

  if (tme < 0) {
    tme = -tme;
    *s++ = '-';
  }

  // years
  qr = div((int)val, SECONDSPERYEAR);
  if (qr.quot != 0) {
    qr = div((int)val, SECONDSPERYEAR);
    *s++ = '0' + (qr.quot / 10);
    *s++ = '0' + (qr.quot % 10);
    *s++ = bLowerCase ? 'y' : 'Y';
    val = qr.rem;
    digit_group++;
  }
   if (digit_group == numDigitGroupRequired) {
    *s = 0;
    return dest;
  } 
  // days
  qr = div((int)val, SECONDSPERDAY);
  if (qr.quot != 0 || digit_group != 0) {
    qr = div((int)val, SECONDSPERDAY);
    *s++ = '0' + (qr.quot / 10);
    *s++ = '0' + (qr.quot % 10);
    *s++ = bLowerCase ? 'd' : 'D';
    val = qr.rem;
    digit_group++;
  }
  if (digit_group == numDigitGroupRequired) {
    *s = 0;
    return dest;
  }
  // hours
  qr = div((int)val, SECONDSPERHOUR);
  if (qr.quot != 0 || digit_group != 0) {
    qr = div((int)val, SECONDSPERHOUR);
    *s++ = '0' + (qr.quot / 10);
    *s++ = '0' + (qr.quot % 10);
    digit_group++;
    // if format hm is selected h should be always printed
    if (digit_group == numDigitGroupRequired && !hmFormat) {
      *s = 0;
      return dest;
    }
    if(numDigitGroupRequired < 3 || hmFormat)
      *s++ = bLowerCase ? 'h' : 'H';
    else
      *s++ = ':';
    val = qr.rem;
  }
  if (digit_group == numDigitGroupRequired) {
    *s = 0;
    return dest;
  }
  // minutes
  qr = div((int)val, SECONDSPERMIN);
  *s++ = '0' + (qr.quot / 10);
  *s++ = '0' + (qr.quot % 10);
  digit_group++;
  if (digit_group == numDigitGroupRequired) {
    *s = 0;
    return dest;
  }
  if(!showTime && hmFormat)
    *s++ = bLowerCase ? 'm' : 'M';
  else
    *s++ = ':';
  
  // seconds
  *s++ = '0' + (qr.rem / 10);
  *s++ = '0' + (qr.rem % 10);
  *s = 0;

  return dest;
}

void splitTimer(char *sDb0, char *sDb1, char *sUnit0, char *sUnit1, int tme,
                bool bLowerCase)
{
  char *s0 = sDb0;
  char *s1 = sDb1;
  char *s2 = sUnit0;
  char *s3 = sUnit1;
  s0[0] = s1[0] = s0[1] = s1[1] = '0';
  div_t qr;
  int val = tme;
  uint8_t digit_group = 0;

  /*
  if (tme < 0) {
    tme = -tme;
    *s++ = '-';
  }
  */
  // years
  qr = div((int)val, SECONDSPERYEAR);
  if (qr.quot != 0) {
    qr = div((int)val, SECONDSPERYEAR);
    *s0++ += (qr.quot / 10);
    *s0++ += (qr.quot % 10);
    *s0 = 0;
    ;
    *s2++ = bLowerCase ? 'y' : 'Y';
    *s2 = 0;
    digit_group++;
    val = qr.rem;
  }
  // days
  qr = div((int)val, SECONDSPERDAY);
  if (digit_group == 1) {
    *s1++ += (qr.quot / 10);
    *s1++ += (qr.quot % 10);
    *s1 = 0;
    *s3++ = bLowerCase ? 'd' : 'D';
    *s3 = 0;
    return;
  }
  if (qr.quot != 0) {
    *s0++ += (qr.quot / 10);
    *s0++ += (qr.quot % 10);
    *s0 = 0;
    ;
    *s2++ = bLowerCase ? 'd' : 'D';
    *s2 = 0;
    digit_group++;
    val = qr.rem;
  }
  // hours
  qr = div((int)val, SECONDSPERHOUR);
  if (digit_group == 1) {
    *s1++ += (qr.quot / 10);
    *s1++ += (qr.quot % 10);
    *s1 = 0;
    *s3++ = bLowerCase ? 'h' : 'H';
    *s3 = 0;
    return;
  }
  if (qr.quot != 0) {
    *s0++ += (qr.quot / 10);
    *s0++ += (qr.quot % 10);
    *s0 = 0;
    *s2++ = bLowerCase ? 'h' : 'H';
    *s2 = 0;
    digit_group++;
    val = qr.rem;
  }
  // minutes
  qr = div((int)val, SECONDSPERMIN);
  if (digit_group == 1) {
    *s1++ += (qr.quot / 10);
    *s1++ += (qr.quot % 10);
    *s1 = 0;
    *s3++ = bLowerCase ? 'm' : 'M';
    *s3 = 0;
    return;
  }
  *s0++ += (qr.quot / 10);
  *s0++ += (qr.quot % 10);
  *s0 = 0;
  *s2++ = bLowerCase ? 'm' : 'M';
  *s2 = 0;
  // seconds
  *s1++ += (qr.rem / 10);
  *s1++ += (qr.rem % 10);
  *s1 = 0;
  *s3++ = bLowerCase ? 's' : 'S';
  *s3 = 0;
}

char *getCurveString(char *dest, int idx)
{
  if (idx == 0) {
    return getStringAtIndex(dest, STR_MMMINV, 0);
  }

  char *s = dest;
  if (idx < 0) {
    *s++ = '!';
    idx = -idx;
  }

  if (g_model.curves[idx - 1].name[0])
    strAppend(s, g_model.curves[idx - 1].name, LEN_CURVE_NAME);
  else
    strAppendStringWithIndex(s, STR_CV, idx);

  return dest;
}

char *getGVarString(char *dest, int idx)
{
  char *s = dest;
  if (idx < 0) {
    *s++ = '-';
    idx = -idx - 1;
  }

  if (g_model.gvars[idx].name[0])
    strAppend(s, g_model.gvars[idx].name, LEN_GVAR_NAME);
  else
    strAppendStringWithIndex(s, STR_GV, idx + 1);

  return dest;
}

char *getFlightModeString(char *dest, int8_t idx)
{
  char *s = dest;

  if (idx == 0) {
    strcpy(s, "---");
    return dest;
  }

  if (idx < 0) {
    *s++ = '!';
    idx = -idx;
  }

  s = strAppend(s, STR_FM);
  strAppendUnsigned(s, idx - 1);
  return dest;
}

// char * getSwitchWarningString(char * dest, swsrc_t idx)
// {
//   char * s = dest;
//   uint8_t state = g_model.switchWarningState >> (3*idx) & 0x07;
//   *s++ = 'A' + idx;
//   if (state == 0)
//     *s = '\0';
//   else {
//     *s++ = "x\300-\301"[state];
//     *s = '\0';
//   }
//   return dest;
// }

#if !defined(PCBSKY9X)
int getRawSwitchIdx(char sw)
{
  if (sw < 'A' || sw > 'Z')
    return -1;

#if defined(PCBX7) && !defined(RADIO_TX12) && !defined(RADIO_ZORRO)
  if (sw >= 'H')
    return sw - 'H' + 5;
#if defined(RADIO_T12)
  else if (sw == 'G')
#else
  else if (sw == 'F')
#endif
    return 4;
  else
    return sw - 'A';
#else
  return sw - 'A';
#endif
}

char getRawSwitchFromIdx(int idx)
{
#if defined(PCBX7) && !defined(RADIO_TX12) && !defined(RADIO_ZORRO) && !defined(RADIO_TPRO)
    if (idx >= 5)
      return 'H' + idx - 5;
    else if (idx == 4)
  #if defined(RADIO_T12)
      return 'G';
  #else
      return 'F';
  #endif
    else
      return 'A' + idx;
#elif defined(RADIO_TX12) || defined(RADIO_T8)
    if (idx < 6)
        return 'A' + idx;
    else
        return 'A' + idx + 2;
#else
    return 'A' + idx;
#endif
}

char *getSwitchName(char *dest, swsrc_t idx)
{
  div_t swinfo = switchInfo(idx);
  if (g_eeGeneral.switchNames[swinfo.quot][0] != '\0') {
    dest =
        strAppend(dest, g_eeGeneral.switchNames[swinfo.quot], LEN_SWITCH_NAME);
  } else {
#if defined(FUNCTIONS_SWITCHES)
    if (swinfo.quot >= NUM_REGULAR_SWITCHES)  {
      *dest++ = 'W';
      *dest++ = '1' + swinfo.quot - 4;
      return dest;
    }
#endif
    *dest++ = 'S';
    *dest++ = getRawSwitchFromIdx(swinfo.quot);
  }
  return dest;
}
#endif

char *getSwitchPositionName(char *dest, swsrc_t idx)
{
  if (idx == SWSRC_NONE) {
    return getStringAtIndex(dest, STR_VSWITCHES, 0);
  } else if (idx == SWSRC_OFF) {
    return getStringAtIndex(dest, STR_OFFON, 0);
  }

  char *s = dest;
  if (idx < 0) {
    *s++ = '!';
    idx = -idx;
  }

#if defined(PCBSKY9X)
#define IDX_TRIMS_IN_STR_VSWITCHES (1 + SWSRC_LAST_SWITCH)
#define IDX_ON_IN_STR_VSWITCHES \
  (IDX_TRIMS_IN_STR_VSWITCHES + SWSRC_LAST_TRIM - SWSRC_FIRST_TRIM + 2)
  if (idx <= SWSRC_LAST_SWITCH) {
    getStringAtIndex(s, STR_VSWITCHES, idx);
  }
#else
#define IDX_TRIMS_IN_STR_VSWITCHES (1)
#define IDX_ON_IN_STR_VSWITCHES \
  (IDX_TRIMS_IN_STR_VSWITCHES + SWSRC_LAST_TRIM - SWSRC_FIRST_TRIM + 1)
  if (idx <= SWSRC_LAST_SWITCH) {
    div_t swinfo = switchInfo(idx);
    s = getSwitchName(s, idx);
    *s++ = (STR_CHAR_UP "-" STR_CHAR_DOWN)[swinfo.rem];
    *s = '\0';
  }
#endif  // PCBSKY9X

#if NUM_XPOTS > 0
  else if (idx <= SWSRC_LAST_MULTIPOS_SWITCH) {
    div_t swinfo =
        div(int(idx - SWSRC_FIRST_MULTIPOS_SWITCH), XPOTS_MULTIPOS_COUNT);
    char temp[LEN_ANA_NAME + 1];
    getSourceString(temp, MIXSRC_FIRST_POT + swinfo.quot);
    temp[LEN_ANA_NAME] = '\0';
    strAppendStringWithIndex(s, temp, swinfo.rem + 1);
  }
#endif

  else if (idx <= SWSRC_LAST_TRIM) {
    getStringAtIndex(s, STR_VSWITCHES,
                     IDX_TRIMS_IN_STR_VSWITCHES + idx - SWSRC_FIRST_TRIM);
  } else if (idx <= SWSRC_LAST_LOGICAL_SWITCH) {
    *s++ = 'L';
    strAppendUnsigned(s, idx - SWSRC_FIRST_LOGICAL_SWITCH + 1, 2);
  } else if (idx <= SWSRC_ONE) {
    getStringAtIndex(s, STR_VSWITCHES,
                     IDX_ON_IN_STR_VSWITCHES + idx - SWSRC_ON);
  } else if (idx <= SWSRC_LAST_FLIGHT_MODE) {
    strAppendStringWithIndex(s, STR_FM, idx - SWSRC_FIRST_FLIGHT_MODE);
  } else if (idx == SWSRC_TELEMETRY_STREAMING) {
    strcpy(s, "Tele");
  } else if (idx == SWSRC_RADIO_ACTIVITY) {
    strcpy(s, "Act");
  }
#if defined(DEBUG_LATENCY)
  else if (idx == SWSRC_LATENCY_TOGGLE) {
    strcpy(s, "Ltc");
  }
#endif
  else {
    strncpy(s, g_model.telemetrySensors[idx - SWSRC_FIRST_SENSOR].label,
            TELEM_LABEL_LEN);
    s[TELEM_LABEL_LEN] = '\0';
  }

  return dest;
}

char *getSourceString(char *dest, mixsrc_t idx)
{
  if (idx == MIXSRC_NONE) {
    return getStringAtIndex(dest, STR_VSRCRAW, 0);
  } else if (idx <= MIXSRC_LAST_INPUT) {
    idx -= MIXSRC_FIRST_INPUT;
    *dest = CHAR_INPUT;
    if (strlen(g_model.inputNames[idx])) {
      memset(dest + 1, 0, LEN_INPUT_NAME + 1);
      strncpy(dest + 1, g_model.inputNames[idx], LEN_INPUT_NAME);
    } else {
      strAppendUnsigned(dest + 1, idx + 1, 2);
    }
  }
#if defined(LUA_INPUTS)
  else if (idx <= MIXSRC_LAST_LUA) {
#if defined(LUA_MODEL_SCRIPTS)
    div_t qr = div(idx - MIXSRC_FIRST_LUA, MAX_SCRIPT_OUTPUTS);
    if (qr.quot < MAX_SCRIPTS &&
        qr.rem < scriptInputsOutputs[qr.quot].outputsCount) {
      *dest++ = CHAR_LUA;
// temporary string
#define MAX_CHAR 16
      char temp[MAX_CHAR];
      strncpy(temp, g_model.scriptsData[qr.quot].name, MAX_CHAR);

      // instance Name is empty : dest = n-ScriptFileName/OutputName
      if (temp[0] == 0) {
        snprintf(temp, MAX_CHAR, "%d-%s/%s", qr.quot + 1,
                 g_model.scriptsData[qr.quot].file,
                 scriptInputsOutputs[qr.quot].outputs[qr.rem].name);
        // instance Name is not empty : dest = InstanceName/OutputName
      } else {
        snprintf(temp, MAX_CHAR, "%s/%s", g_model.scriptsData[qr.quot].name,
                 scriptInputsOutputs[qr.quot].outputs[qr.rem].name);
      }

      strcpy(dest, temp);
    }
#else
    strcpy(dest, "N/A");
#endif
  }
#endif
  else if (idx <= MIXSRC_LAST_POT) {

    if (g_eeGeneral.anaNames[idx - MIXSRC_Rud][0]) {
      // TODO: add correct symbol
      if (idx <= MIXSRC_LAST_STICK) {
        dest[0] = CHAR_STICK;
#if NUM_SLIDERS > 0
      } else if (idx < MIXSRC_FIRST_SLIDER) {
        dest[0] = CHAR_POT;
      } else {
        dest[0] = CHAR_SLIDER;
#else
      } else {
        dest[0] = CHAR_POT;
#endif
      }

      idx -= MIXSRC_Rud;
      memcpy(dest + 1, g_eeGeneral.anaNames[idx], LEN_ANA_NAME);
      dest[LEN_ANA_NAME + 1] = '\0';
    } else {
      idx -= MIXSRC_Rud;
      getStringAtIndex(dest, STR_VSRCRAW, idx + 1);
    }
  } else if (idx <= MIXSRC_LAST_TRIM) {
    idx -= MIXSRC_Rud;
    getStringAtIndex(dest, STR_VSRCRAW, idx + 1);
  } else if (idx <= MIXSRC_LAST_SWITCH) {
    idx -= MIXSRC_FIRST_SWITCH;
    if (g_eeGeneral.switchNames[idx][0] != '\0') {
      strncpy(dest, g_eeGeneral.switchNames[idx], LEN_SWITCH_NAME);
      dest[LEN_SWITCH_NAME] = '\0';
    } else {
      getStringAtIndex(dest, STR_VSRCRAW,
                       idx + MIXSRC_FIRST_SWITCH - MIXSRC_Rud + 1);
    }
  } else if (idx <= MIXSRC_LAST_LOGICAL_SWITCH) {
    getSwitchPositionName(dest, SWSRC_SW1 + idx - MIXSRC_SW1);
  } else if (idx <= MIXSRC_LAST_TRAINER) {
    strAppendStringWithIndex(dest, STR_PPM_TRAINER,
                             idx - MIXSRC_FIRST_TRAINER + 1);
  } else if (idx <= MIXSRC_LAST_CH) {
    strAppendStringWithIndex(dest, STR_CH, idx - MIXSRC_CH1 + 1);
  } else if (idx <= MIXSRC_LAST_GVAR) {
    strAppendStringWithIndex(dest, STR_GV, idx - MIXSRC_GVAR1 + 1);
  } else if (idx < MIXSRC_FIRST_TIMER) {
    getStringAtIndex(dest, STR_VSRCRAW,
                     idx - MIXSRC_Rud + 1 - MAX_LOGICAL_SWITCHES -
                         MAX_TRAINER_CHANNELS - MAX_OUTPUT_CHANNELS -
                         MAX_GVARS);
  } else if (idx <= MIXSRC_LAST_TIMER) {
    if (g_model.timers[idx - MIXSRC_FIRST_TIMER].name[0] != '\0') {
      strncpy(dest, g_model.timers[idx - MIXSRC_FIRST_TIMER].name,
              LEN_TIMER_NAME);
      dest[LEN_TIMER_NAME] = '\0';
    } else {
      getStringAtIndex(dest, STR_VSRCRAW,
                       idx - MIXSRC_Rud + 1 - MAX_LOGICAL_SWITCHES -
                           MAX_TRAINER_CHANNELS - MAX_OUTPUT_CHANNELS -
                           MAX_GVARS);
    }
  } else {
    idx -= MIXSRC_FIRST_TELEM;
    div_t qr = div(idx, 3);
    dest[0] = CHAR_TELEMETRY;
    char *pos = strAppend(&dest[1], g_model.telemetrySensors[qr.quot].label,
                          sizeof(g_model.telemetrySensors[qr.quot].label));
    if (qr.rem) *pos = (qr.rem == 2 ? '+' : '-');
    *++pos = '\0';
  }

  return dest;
}
#endif

char *strAppendUnsigned(char *dest, uint32_t value, uint8_t digits,
                        uint8_t radix)
{
  if (digits == 0) {
    unsigned int tmp = value;
    digits = 1;
    while (tmp >= radix) {
      ++digits;
      tmp /= radix;
    }
  }
  uint8_t idx = digits;
  while (idx > 0) {
    div_t qr = div(value, radix);
    dest[--idx] = (qr.rem >= 10 ? 'A' - 10 : '0') + qr.rem;
    value = qr.quot;
  }
  dest[digits] = '\0';
  return &dest[digits];
}

char *strAppendSigned(char *dest, int32_t value, uint8_t digits, uint8_t radix)
{
  if (value < 0) {
    *dest++ = '-';
    value = -value;
  }
  return strAppendUnsigned(dest, (uint32_t)value, digits, radix);
}

char *strAppend(char *dest, const char *source, int len)
{
  while ((*dest++ = *source++)) {
    if (--len == 0) {
      *dest = '\0';
      return dest;
    }
  }
  return dest - 1;
}

char *strSetCursor(char *dest, int position)
{
  *dest++ = 0x1F;
  *dest++ = position;
  *dest = '\0';
  return dest;
}

char *strAppendFilename(char *dest, const char *filename, const int size)
{
  memset(dest, 0, size);
  for (int i = 0; i < size; i++) {
    char c = *filename++;
    if (c == '\0' || c == '.') {
      *dest = 0;
      break;
    }
    *dest++ = c;
  }
  return dest;
}

#if defined(RTCLOCK)
#include "rtc.h"

char *strAppendDate(char *str, bool time)
{
  str[0] = '-';
  struct gtm utm;
  gettime(&utm);
  div_t qr = div(utm.tm_year + TM_YEAR_BASE, 10);
  str[4] = '0' + qr.rem;
  qr = div(qr.quot, 10);
  str[3] = '0' + qr.rem;
  qr = div(qr.quot, 10);
  str[2] = '0' + qr.rem;
  str[1] = '0' + qr.quot;
  str[5] = '-';
  qr = div(utm.tm_mon + 1, 10);
  str[7] = '0' + qr.rem;
  str[6] = '0' + qr.quot;
  str[8] = '-';
  qr = div(utm.tm_mday, 10);
  str[10] = '0' + qr.rem;
  str[9] = '0' + qr.quot;

  if (time) {
    str[11] = '-';
    div_t qr = div(utm.tm_hour, 10);
    str[13] = '0' + qr.rem;
    str[12] = '0' + qr.quot;
    qr = div(utm.tm_min, 10);
    str[15] = '0' + qr.rem;
    str[14] = '0' + qr.quot;
    qr = div(utm.tm_sec, 10);
    str[17] = '0' + qr.rem;
    str[16] = '0' + qr.quot;
    str[18] = '\0';
    return &str[18];
  } else {
    str[11] = '\0';
    return &str[11];
  }
}
#endif

#if !defined(BOOT)
static char tmpHelpersString[32];

// char * getSwitchWarningString(swsrc_t idx)
// {
//   return getSwitchWarningString(tmpHelpersString, idx);
// }

char *getSourceString(mixsrc_t idx)
{
  return getSourceString(tmpHelpersString, idx);
}

char *getCurveString(int idx) { return getCurveString(tmpHelpersString, idx); }

char *getTimerString(int32_t tme, TimerOptions timerOptions)
{
  return getFormattedTimerString(tmpHelpersString, tme, timerOptions);
}

char *getTimerString(char *dest, int32_t tme, TimerOptions timerOptions)
{
  return getFormattedTimerString(dest, tme, timerOptions);
}

char *getSwitchPositionName(swsrc_t idx)
{
  return getSwitchPositionName(tmpHelpersString, idx);
}

char *getGVarString(int idx) { return getGVarString(tmpHelpersString, idx); }
#endif