ControlNodeType ControlNode::decodeText(std::string& text){
strToLowerCase(text);
return tlm[text];
}
String toLowerCase(const String &str) {
String result(str);
strToLowerCase(result.cstr());
return result;
}
vector<uint8_t> Immediate::parse(std::string& in, ImmediateEncoding base)
{
string::iterator it_fwd;
string::reverse_iterator it;
vector<uint8_t> out;
int padding = 0;
int bytes_written=0;
unsigned int tmp = 0;
int counter = 1;
std::string intermediate;
//pad with zero if not an even mult
switch(base)
{
case BASE_HEX:
strToLowerCase(in);
if (in.length() % 2 != 0)
in.insert(0,1,'0');
//skip the delmiting commas.
out.resize((in.length()) / 2);
//in.resize(4);
for (it = in.rbegin();it!=in.rend();++it)
{
out[bytes_written] = parseDigit(*it) | parseDigit(*++it) << 4 ;
bytes_written++;
}
break;
case BASE_BIN:
strToLowerCase(in);
padding = 8 - (in.length() % 8);
if (padding != 8)
in.insert(0, padding, (char)in[0]);
out.resize(in.length() / 8);
for (it = in.rbegin();it != in.rend();)
{
for (int i = 0; i < 8;i++)
{
out[bytes_written] |= parseDigit(*it) << i;
it++;
}
}
break;
case BASE_ASC:
out.resize(in.length() - 2);
trim(in, '\'');
for (it_fwd = in.begin(); it_fwd < in.end();it_fwd++)
{
out[bytes_written] = (uint8_t)*it_fwd;
bytes_written++;
}
break;
case BASE_DEC:
intermediate = in.at(0) == '-'? in.substr(1,-1): in;
for (it= intermediate.rbegin();it < intermediate.rend();it++){
tmp = tmp + (counter) * parseDigit(*it);
counter*=10;
}
if (in.at(0) == '-')
tmp = (tmp * -1) & 0xFFFF;
do {
out.push_back((uint8_t)(tmp & 0xFF));
tmp >>= 8;
} while (tmp > 0);
default:
break;
//clear out any zero-padding to make sure it fits in smallest byte count.
//zero bytes isn't valid though...
}
while ((out.size() > 1) && out.back() == (out.back() >= 0x80 ? 0xFF : 0x00))
out.pop_back();
return out;
}
