13 |
#include "common.h" |
#include "common.h" |
14 |
#include "util.h" |
#include "util.h" |
15 |
|
|
|
#include <iostream> |
|
16 |
|
|
17 |
using namespace std; |
using namespace std; |
18 |
|
|
|
|
|
19 |
namespace SmsPdu |
namespace SmsPdu |
20 |
{ |
{ |
21 |
|
|
34 |
|
|
35 |
string EncodePhonenr(string input) |
string EncodePhonenr(string input) |
36 |
{ |
{ |
37 |
|
if ( input.at(0) == '+' ) |
38 |
|
input.erase(0,1); |
39 |
|
|
40 |
if ( (input.length() % 2) == 1) |
if ( (input.length() % 2) == 1) |
41 |
input.append("F"); |
input.append("F"); |
42 |
return SwitchChars(input); |
return SwitchChars(input); |
79 |
return vec; |
return vec; |
80 |
} |
} |
81 |
|
|
82 |
std::string Decode8to7bit(vector<unsigned char> input) |
std::string Decode8to7bit(vector<unsigned char> input, int shift_start) |
83 |
{ |
{ |
84 |
string result; |
string result; |
85 |
|
|
86 |
int shift = 0; |
int shift = shift_start; |
87 |
for (unsigned int i=0; i<input.size(); ++i) |
for (unsigned int i=0; i<input.size(); ++i) |
88 |
{ |
{ |
89 |
unsigned char current = input.at(i); |
unsigned char current = input.at(i); |
111 |
|
|
112 |
|
|
113 |
|
|
114 |
vector<unsigned char> Encode7to8bit(std::string str) |
vector<unsigned char> Encode7to8bit(std::string str, int shift_start) |
115 |
{ |
{ |
116 |
vector<unsigned char> buf; |
vector<unsigned char> buf; |
117 |
|
|
118 |
int shift = 0; |
int shift = shift_start; |
119 |
for (unsigned int i=0; i<str.size(); ++i) |
for (unsigned int i=0; i<str.size(); ++i) |
120 |
{ |
{ |
121 |
unsigned char current = str.at(i) & 0x7F; |
unsigned char current = str.at(i) & 0x7F; |
144 |
|
|
145 |
const unsigned char UDHI = multipart ? 0x40 : 0; |
const unsigned char UDHI = multipart ? 0x40 : 0; |
146 |
|
|
|
srand(time(0)); |
|
147 |
unsigned char csms_ref = rand() % 128; |
unsigned char csms_ref = rand() % 128; |
148 |
|
|
149 |
int part_count; |
int part_count; |
178 |
pdu.push_back(to.length() ); //length of phone nr |
pdu.push_back(to.length() ); //length of phone nr |
179 |
pdu.push_back(0x81); // type of address (international nr + ISDN/telephone range) - else try 0x81 |
pdu.push_back(0x81); // type of address (international nr + ISDN/telephone range) - else try 0x81 |
180 |
|
|
181 |
|
|
182 |
string phone = EncodePhonenr(to); |
vector<unsigned char> phone = HexDecodeString( EncodePhonenr(to )); |
183 |
pdu.insert( pdu.end(), phone.begin(), phone.end()); |
pdu.insert( pdu.end(), phone.begin(), phone.end()); |
184 |
|
|
185 |
pdu.push_back(0x00); // Protocol identifier |
pdu.push_back(0x00); // Protocol identifier |
186 |
pdu.push_back(0x00); // Data coding scheme |
pdu.push_back(0x00); // Data coding scheme |
187 |
|
|
188 |
|
int shift_start = 0; |
189 |
string message_part; |
string message_part; |
190 |
if (multipart) |
if (multipart) |
191 |
{ |
{ |
200 |
pdu.push_back( part_count ); |
pdu.push_back( part_count ); |
201 |
pdu.push_back( partnr+1 ); |
pdu.push_back( partnr+1 ); |
202 |
pdu.push_back( 0x00); |
pdu.push_back( 0x00); |
203 |
|
//shift_start = 6; |
204 |
} |
} |
205 |
else |
else |
206 |
{ |
{ |
217 |
pdu.push_back( message_part.length() ); //UserDataLength |
pdu.push_back( message_part.length() ); //UserDataLength |
218 |
} |
} |
219 |
|
|
220 |
vector<unsigned char> userData = Encode7to8bit(message_part); |
vector<unsigned char> userData = Encode7to8bit(message_part, shift_start); |
221 |
|
|
222 |
pdu.insert( pdu.end(), userData.begin(), userData.end()); |
pdu.insert( pdu.end(), userData.begin(), userData.end()); |
223 |
|
|
285 |
it += (*it++); // Skip smsc info |
it += (*it++); // Skip smsc info |
286 |
|
|
287 |
unsigned char deliver_first_octet = (*it++); |
unsigned char deliver_first_octet = (*it++); |
288 |
|
|
289 |
|
bool UDHI = (deliver_first_octet & 0x40) > 0; |
290 |
|
|
291 |
unsigned char sender_len = (*it++); |
unsigned char sender_len = (*it++); |
292 |
if ( (sender_len % 2) == 1) |
if ( (sender_len % 2) == 1) |
293 |
sender_len++; |
sender_len++; |
303 |
result.timestamp = DecodeTimestamp(it, it+7); |
result.timestamp = DecodeTimestamp(it, it+7); |
304 |
it += 7; |
it += 7; |
305 |
|
|
306 |
|
|
307 |
unsigned char data_len = (*it++); |
unsigned char data_len = (*it++); |
308 |
|
|
309 |
|
int shift_start = 0; |
310 |
|
if (UDHI) |
311 |
|
{ |
312 |
|
int udh_len = (*it++); |
313 |
|
it += udh_len; //just ignore the User Data Header |
314 |
|
data_len -= udh_len; |
315 |
|
|
316 |
|
shift_start = udh_len+1; //make the 8to7bit decode start with the right shift level |
317 |
|
} |
318 |
|
|
319 |
|
|
320 |
vector<unsigned char> user_data; |
vector<unsigned char> user_data; |
321 |
user_data.insert(user_data.end(), it, it+data_len); |
user_data.insert(user_data.end(), it, it+data_len); |
322 |
|
|
323 |
result.message = Decode8to7bit(user_data); |
result.message = Decode8to7bit(user_data, shift_start).substr(0,data_len); |
324 |
|
|
325 |
|
result.message = Util::str_trim(result.message); |
326 |
|
|
327 |
|
|
328 |
return result; |
return result; |