#include "service_name.h"

char service_name[] = "Услуга загара в солярии";

char* get_service_name()
{
    return service_name;
}

// Returns the number of characters in an UTF-8 encoded string.
// (Does not check for encoding validity)
int u8strlen(const char *s)
{
  int len=0;
  while (*s) {
    if ((*s & 0xC0) != 0x80) len++ ;
    s++;
  }
  return len;
}

// Avoids truncating multibyte UTF-8 encoding at the end.
char *u8strncpy(char *dest, const char *src, size_t n)
{
  int k = n-1;
  int i;
  if (n) {
    dest[k] = 0;
    strncpy(dest,src,n);
    if (dest[k] & 0x80) { // Last byte has been overwritten
      for (i=k; (i>0) && ((k-i) < 3) && ((dest[i] & 0xC0) == 0x80); i--) ;
      switch(k-i) {
        case 0:                                 dest[i] = '\0'; break;
        case 1:  if ( (dest[i] & 0xE0) != 0xC0) dest[i] = '\0'; break;
        case 2:  if ( (dest[i] & 0xF0) != 0xE0) dest[i] = '\0'; break;
        case 3:  if ( (dest[i] & 0xF8) != 0xF0) dest[i] = '\0'; break;
      }
    }
  }
  return dest;
}