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d6ebfb5c5f
Origin commit data
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Branch: master
Commit: 1f004bd0fd
Author: GetAway <get-away@t-online.de>
Date: 2019-06-14 (Fri, 14 Jun 2019)
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No further description and justification available within origin commit message!
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This commit was generated by Migit
89 lines
2.0 KiB
C++
89 lines
2.0 KiB
C++
/* DVB CI DateTime Manager */
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#include <stdio.h>
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#include <inttypes.h>
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#include <arpa/inet.h>
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#include <time.h>
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#include "dvbci_datetimemgr.h"
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eDVBCIDateTimeSession::eDVBCIDateTimeSession(eDVBCISlot *tslot)
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{
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slot = tslot;
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slot->hasDateTime = true;
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slot->pollConnection = true;
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}
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eDVBCIDateTimeSession::~eDVBCIDateTimeSession()
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{
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slot->hasDateTime = false;
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}
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int eDVBCIDateTimeSession::receivedAPDU(const unsigned char *tag, const void *data, int len)
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{
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printf("[CI DT] SESSION(%d)/DATETIME %02x %02x %02x: ", session_nb, tag[0], tag[1], tag[2]);
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for (int i = 0; i < len; i++)
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printf("%02x ", ((const unsigned char*)data)[i]);
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printf("\n");
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if ((tag[0] == 0x9f) && (tag[1] == 0x84))
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{
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switch (tag[2])
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{
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case 0x40:
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state = stateSendDateTime;
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return 1;
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break;
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default:
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printf("[CI DT] unknown APDU tag 9F 84 %02x\n", tag[2]);
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break;
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}
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}
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return 0;
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}
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int eDVBCIDateTimeSession::doAction()
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{
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switch (state)
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{
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case stateStarted:
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return 0;
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case stateSendDateTime:
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sendDateTime();
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return 0;
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case stateFinal:
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printf("stateFinal und action! kann doch garnicht sein ;)\n");
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// fall through
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default:
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return 0;
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}
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}
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void eDVBCIDateTimeSession::sendDateTime()
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{
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struct tm tm_gmt;
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struct tm tm_loc;
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unsigned char tag[3] = {0x9f, 0x84, 0x41}; // date_time_response
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unsigned char msg[7] = {0, 0, 0, 0, 0, 0, 0};
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printf("[CI DT] -> %s\n", __FUNCTION__);
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time_t t = time(NULL);
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if ( gmtime_r(&t, &tm_gmt) && localtime_r(&t, &tm_loc) )
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{
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int Y = tm_gmt.tm_year;
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int M = tm_gmt.tm_mon + 1;
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int D = tm_gmt.tm_mday;
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int L = (M == 1 || M == 2) ? 1 : 0;
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int MJD = 14956 + D + (int)((Y - L) * 365.25) + (int)((M + 1 + L * 12) * 30.6001);
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#define DEC2BCD(d) (((d / 10) << 4) + (d % 10))
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msg[0] = htons(MJD) >> 8;
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msg[1] = htons(MJD) & 0xff;
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msg[2] = DEC2BCD(tm_gmt.tm_hour);
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msg[3] = DEC2BCD(tm_gmt.tm_min);
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msg[4] = DEC2BCD(tm_gmt.tm_sec);
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msg[5] = htons(tm_loc.tm_gmtoff / 60) >> 8;
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msg[6] = htons(tm_loc.tm_gmtoff / 60) & 0xff;
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}
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sendAPDU(tag, msg, 7);
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}
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