C++ (Cpp) raise_expected_string Examples

Example #1

File: query.c Project: xcon120670/RetroArch

static struct buffer parse_string(struct buffer buff,
      struct rmsgpack_dom_value *value, const char **error)
{
   const char * str_start;
   char terminator = '\0';
   char c          = '\0';

   (void)c;

   buff = get_char(buff, &terminator, error);

   if (*error)
      return buff;

   if (terminator != '"' && terminator != '\'')
   {
      buff.offset--;
      raise_expected_string(buff.offset, error);
   }

   str_start = buff.data + buff.offset;
   buff = get_char(buff, &c, error);

   while (!*error)
   {
      if (c == terminator)
         break;
      buff = get_char(buff, &c, error);
   }

   if (!*error)
   {
      value->type = RDT_STRING;
      value->string.len = (buff.data + buff.offset) - str_start - 1;
      value->string.buff = (char*)calloc(value->string.len + 1, sizeof(char));

      if (!value->string.buff)
         raise_enomem(error);
      else
         memcpy(
               value->string.buff,
               str_start,
               value->string.len
               );
   }
   return buff;
}

Example #2

File: query.c Project: Joonie86/RetroArch

static struct buffer parse_string(struct buffer buff,
      struct rmsgpack_dom_value *value, const char **error)
{
   const char * str_start = NULL;
   char terminator        = '\0';
   char c                 = '\0';
   int  is_binstr         = 0;

   (void)c;

   buff = get_char(buff, &terminator, error);

   if (*error)
      return buff;

   if (terminator == 'b')
   {
      is_binstr = 1;
      buff = get_char(buff, &terminator, error);
   }

   if (terminator != '"' && terminator != '\'')
   {
      buff.offset--;
      raise_expected_string(buff.offset, error);
   }

   str_start = buff.data + buff.offset;
   buff = get_char(buff, &c, error);

   while (!*error)
   {
      if (c == terminator)
         break;
      buff = get_char(buff, &c, error);
   }

   if (!*error)
   {
      size_t count;
      value->type = is_binstr ? RDT_BINARY : RDT_STRING;
      value->val.string.len = (buff.data + buff.offset) - str_start - 1;

      count = is_binstr ? (value->val.string.len + 1) / 2 : (value->val.string.len + 1);
      value->val.string.buff = (char*)calloc(count, sizeof(char));

      if (!value->val.string.buff)
         raise_enomem(error);
      else if (is_binstr)
      {
         unsigned i;
         const char *tok = str_start;
         unsigned      j = 0;

         for (i = 0; i < value->val.string.len; i += 2)
         {
            uint8_t hi, lo;
            char hic = tok[i];
            char loc = tok[i + 1];

            if (hic <= '9')
               hi = hic - '0';
            else
               hi = (hic - 'A') + 10;

            if (loc <= '9')
               lo = loc - '0';
            else
               lo = (loc - 'A') + 10;

            value->val.string.buff[j++] = hi * 16 + lo;
         }

         value->val.string.len = j;
      }
      else
         memcpy(value->val.string.buff, str_start, value->val.string.len);
   }
   return buff;
}