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#include <sstream> |
#include <sstream> |
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#include <time.h> |
#include <time.h> |
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#include <stdlib.h> |
#include <stdlib.h> |
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#include "Logger.h" |
#include "Logger.h" |
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#include "Util.h" |
#include "Util.h" |
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#include "Exceptions.h" |
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#include <list> |
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#include <vector> |
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#include <algorithm> |
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using namespace std; |
using namespace std; |
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string SwitchChars(string input) |
string SwitchChars(string input) |
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{ |
{ |
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for (unsigned int i=1; i<input.length(); i+=2) |
for (unsigned int i=1; i<input.length(); i+=2) |
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{ |
{ |
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char tmp = input[i]; |
char tmp = input[i]; |
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input[i] = input[i-1]; |
input[i] = input[i-1]; |
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input[i-1] = tmp; |
input[i-1] = tmp; |
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pdu.insert( pdu.end(), phone.begin(), phone.end()); |
pdu.insert( pdu.end(), phone.begin(), phone.end()); |
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pdu.push_back(0x00); // Protocol identifier |
pdu.push_back(0x00); // Protocol identifier |
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pdu.push_back(0x00); // Data coding scheme |
pdu.push_back(0x00); // Data coding scheme |
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int shift_start = 0; |
int shift_start = 0; |
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string message_part; |
string message_part; |
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} |
} |
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std::list<SmsPart> partlist; |
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typedef std::list<SmsPart>::iterator iterator; |
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SMS ConcatenateParts(SmsPart& part) |
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{ |
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SMS sms; |
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if (part.group == -1) |
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{ |
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sms.SetMessage(part.message); |
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sms.SetSender(part.sender); |
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} |
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else |
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{ |
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partlist.push_back(part); |
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vector<SmsPart> vec; |
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for (iterator it=partlist.begin(); it!=partlist.end(); ++it) |
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{ |
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SmsPart& current = *it; |
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if (current.sender == part.sender && current.group == part.group) |
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vec.push_back(current); |
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} |
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if (vec.size() == (unsigned)part.count) //we have all parts |
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{ |
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sort(vec.begin(), vec.end()); |
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string message; |
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for (unsigned i=0; i<vec.size(); i++) |
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{ |
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partlist.remove( (vec[i]) ); |
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message += vec[i].message; |
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} |
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sms.SetSender(part.sender); |
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sms.SetMessage(message); |
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} |
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else |
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{ |
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throw smsnotfoundexception(); // need more parts |
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} |
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} |
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return sms; |
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} |
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SMS ParseSmsPdu(std::string pdu_str) |
SMS ParseSmsPdu(std::string pdu_str) |
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{ |
{ |
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SmsPart part = ParseSmsPduWorker(pdu_str); |
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return ConcatenateParts(part); |
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} |
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void ParseUdh(vector<unsigned char>& udh, SmsPart& part) |
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{ |
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if (udh.size() == 0) |
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{ |
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Logger::logMessage("ParseUdh(): empty udh"); |
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return; |
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} |
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if (udh[0] != 0) |
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{ |
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Logger::logMessage("unknown UDH type"); |
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return; |
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} |
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if (udh.size() < 5) |
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{ |
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Logger::logMessage("UDH to short to be multipart"); |
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return; |
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} |
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part.group = udh[2]; |
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part.count = udh[3]; |
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part.id = udh[4]; |
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} |
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SmsPart ParseSmsPduWorker(std::string pdu_str) |
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{ |
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vector<unsigned char> pdu = HexDecodeString(pdu_str); |
vector<unsigned char> pdu = HexDecodeString(pdu_str); |
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unsigned char data_len = (*it++); |
unsigned char data_len = (*it++); |
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SmsPart part; |
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part.group = -1; |
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int shift_start = 0; |
int shift_start = 0; |
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if (UDHI) |
if (UDHI) |
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{ |
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int udh_len = (*it++); |
int udh_len = (*it++); |
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it += udh_len; //just ignore the User Data Header |
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vector<unsigned char> udh; |
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for (int i=0; i<udh_len; i++) |
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{ |
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udh.push_back (*it++); |
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} |
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ParseUdh(udh,part); |
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data_len -= udh_len; |
data_len -= udh_len; |
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shift_start = udh_len+1; //make the 8to7bit decode start with the right shift level |
shift_start = udh_len+1; //make the 8to7bit decode start with the right shift level |
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vector<unsigned char> user_data; |
vector<unsigned char> user_data; |
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user_data.insert(user_data.end(), it, it+data_len); |
user_data.insert(user_data.end(), it, it+data_len); |
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string message = Decode8to7bit(user_data, shift_start).substr(0,data_len); |
string message = Decode8to7bit(user_data, shift_start).substr(0,data_len); |
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message = Util::str_trim(message); |
message = Util::str_trim(message); |
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SMS result; |
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result.SetMessage(message); |
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result.SetSender(sender); |
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return result; |
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part.message = message; |
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part.sender = sender; |
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return part; |
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} |
} |
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} |
} |