Function parseNumber

pcsx2/DebugTools/ExpressionParser.cpp:67–152

};

bool parseNumber(char* str, int defaultrad, int len, u64& result)
{
	u64 val = 0;
	int r = 0;
	if (len == 0) len = (int) strlen(str);

	if (str[0] == '0' && tolower(str[1]) == 'x')
	{
		r = 16;
		str+=2;
		len-=2;
	} else if (str[0] == '$')
	{
		r = 16;
		str++;
		len--;
	} else if (str[0] == '0' && tolower(str[1]) == 'o')
	{
		r = 8;
		str+=2;
		len-=2;
	} else {
		if (tolower(str[len-1]) == 'b' && defaultrad != 16)
		{
			r = 2;
			len--;
		} else if (tolower(str[len-1]) == 'o')
		{
			r = 8;
			len--;
		} else if (tolower(str[len-1]) == 'h')
		{
			r = 16;
			len--;
		} else {
			r = defaultrad;
		}
	}

	switch (r)
	{
	case 2: // bin
		while (len--)
		{
			if (*str != '0' && *str != '1') return false;
			val = val << 1;
			if (*str++ == '1')
			{
				val++;
			}
		}
		break;
	case 8: // oct
		while (len--)
		{
			if (*str < '0' || *str > '7') return false;
			val = val << 3;
			val+=(*str++-'0');