13 #include "bitstream.h"
15 #include "tmc_consts.h"
19 static struct TMC_info tmc_info;
20 static struct TMC_msg cur_tmc_msg;
21 static char tmc_msg_str[4096];
22 static char *tmc_msg_ptr = tmc_msg_str;
24 static struct _TMC_Private {
25 void (*tmc_sid_cb)(char *sid_text, void *user_data);
26 void *tmc_sid_cb_data;
27 void (*tmc_msg_cb)(char *msg, void *user_data);
28 void *tmc_msg_cb_data;
33 memset(&_tmc_private, 0, sizeof(struct _TMC_Private));
36 void tmc_set_sid_cb(void (*tmc_sid_cb)(char *sid_text, void *user_data), void *user_data)
38 _tmc_private.tmc_sid_cb = tmc_sid_cb;
39 _tmc_private.tmc_sid_cb_data = user_data;
42 static void reset_msg_buf(void)
44 tmc_msg_ptr = tmc_msg_str;
45 memset(tmc_msg_str, 0, 4096);
48 void tmc_set_msg_cb(void (*tmc_msg_cb)(char *msg, void *user_data), void *user_data)
51 _tmc_private.tmc_msg_cb = tmc_msg_cb;
52 _tmc_private.tmc_msg_cb_data = user_data;
55 void interpret_tmc(int event, int location, int extent, int CI, int direction)
59 int neg_off=0, pos_off=0, lin_ref=0;
60 char road_nr[256]="", fst_name[256]="";
61 char rdir1[256]="", rdir2[256]="";
62 char last_name[256]="";
64 char type_str1[128]="";
65 char type_str2[128]="";
69 if (CI != cur_tmc_msg.CI || CI == -1) {
70 //printf("GF evt=%d loc=%d ext=%d CI=%d dir=%d", event, location, extent, CI, direction);
71 //printf("ev=%d ", event);
72 snprintf(sql, 256, "select ROADNUMBER,FIRST_NAME,NEGATIVE_OFFSET,POSITIVE_OFFSET,LINEAR_REFERENCE,TYPE,SUBTYPE from lcl where LOCATIONCODE=%d", location);
73 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
74 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
76 printf("lcl.db failed to get location %d event %d\n", location, event);
78 // return; // we cannot do much without location
80 neg_off = sqlite3_column_int(ppstmt, 2);
81 pos_off = sqlite3_column_int(ppstmt, 3);
82 lin_ref = sqlite3_column_int(ppstmt, 4);
83 strncpy(road_nr, (char *)sqlite3_column_text(ppstmt, 0), 255);
84 strncpy(fst_name, (char *)sqlite3_column_text(ppstmt, 1), 255);
85 strncpy(type_str1, (char *)sqlite3_column_text(ppstmt, 5), 128);
86 subtype = sqlite3_column_int(ppstmt, 6);
87 typechr = type_str1[0];
88 typenr = atoi(&type_str1[1]);
89 // printf(" type=%c %d stype=%d\n", typechr, typenr, subtype);
90 snprintf(sql, 256, "select SNATDESC from lcl_supc where CLASS='%c' AND TCD=%d AND STCD=%d", typechr, typenr, subtype);
91 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
92 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
94 printf("lcl.db failed to get suptype %c %d stype=%d\n", typechr, typenr, subtype);
97 strncpy(type_str1, (char *)sqlite3_column_text(ppstmt, 0), 128);
100 snprintf(sql, 256, "select FIRST_NAME,SECOND_NAME from lcl where LOCATIONCODE=%d", lin_ref);
101 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
102 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
104 printf("lcl.db failed to get linear ref %d\n", lin_ref);
108 strncpy(rdir1, (char *)sqlite3_column_text(ppstmt, 1), 255);
109 strncpy(rdir2, (char *)sqlite3_column_text(ppstmt, 0), 255);
111 strncpy(rdir1, (char *)sqlite3_column_text(ppstmt, 0), 255);
112 strncpy(rdir2, (char *)sqlite3_column_text(ppstmt, 1), 255);
117 // printf("%s ab %s ", road_nr, fst_name);
121 snprintf(sql, 256, "select ROADNUMBER,FIRST_NAME,NEGATIVE_OFFSET,POSITIVE_OFFSET,TYPE,SUBTYPE from lcl where LOCATIONCODE=%d", neg_off);
122 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
123 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
125 printf("lcl.db failed to get location %d\n", location);
129 neg_off = sqlite3_column_int(ppstmt, 2);
131 //printf("bis %s\n", (char *)sqlite3_column_text(ppstmt, 1));
135 snprintf(sql, 256, "select ROADNUMBER,FIRST_NAME,NEGATIVE_OFFSET,POSITIVE_OFFSET,TYPE,SUBTYPE from lcl where LOCATIONCODE=%d", pos_off);
136 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
137 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
139 printf("lcl.db failed to get location %d\n", location);
143 pos_off = sqlite3_column_int(ppstmt, 3);
145 //printf("bis %s\n", (char *)sqlite3_column_text(ppstmt, 1));
147 strncpy(last_name, (char *)sqlite3_column_text(ppstmt, 1), 255);
149 strncpy(type_str2, (char *)sqlite3_column_text(ppstmt, 4), 128);
150 subtype = sqlite3_column_int(ppstmt, 5);
151 typechr = type_str2[0];
152 typenr = atoi(&type_str2[1]);
153 // printf(" type=%c %d stype=%d\n", typechr, typenr, subtype);
154 snprintf(sql, 256, "select SNATDESC from lcl_supc where CLASS='%c' AND TCD=%d AND STCD=%d", typechr, typenr, subtype);
155 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
156 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
158 printf("lcl.db failed to get suptype %c %d stype=%d\n", typechr, typenr, subtype);
161 strncpy(type_str2, (char *)sqlite3_column_text(ppstmt, 0), 128);
165 snprintf(sql, 256, "select TEXT_DE_NOQUANT from evl where CODE=%d", event);
166 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
167 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
169 printf("lcl.db failed to get event %d\n", event);
172 strncpy(evt_str, (char *)sqlite3_column_text(ppstmt, 0), 255);
177 // here goes the message ;)
179 tmc_msg_ptr += sprintf(tmc_msg_ptr, "%s %s - %s,\n", road_nr, rdir1, rdir2);
180 if (location == 64777) {
181 tmc_msg_ptr += sprintf(tmc_msg_ptr, "%s\n", evt_str);
185 tmc_msg_ptr += sprintf(tmc_msg_ptr, "zwischen %s %s und %s %s\n%s\n", type_str1, fst_name, type_str2, last_name, evt_str);
187 tmc_msg_ptr += sprintf(tmc_msg_ptr, "zwischen %s %s und %s %s\n%s\n", type_str2, last_name, type_str1, fst_name, evt_str);
189 tmc_msg_ptr += sprintf(tmc_msg_ptr, "in Höhe %s %s\n%s\n", type_str1, fst_name, evt_str);
194 void parse_tmc_single(unsigned short *rdsgroup)
196 unsigned short event = cur_tmc_msg.msgs[0][1] & 0x7FF;
197 unsigned short location = cur_tmc_msg.msgs[0][2];
198 unsigned char extent = (cur_tmc_msg.msgs[0][1] & ((0x07) << 11)) >> 11;
199 unsigned char dir = (cur_tmc_msg.msgs[0][1] & ((0x01) << 14)) >> 14;
200 static unsigned short oevent=0;
201 static unsigned short olocation=0;
204 printf(" single group\n");
206 if (olocation != location && oevent != event) {
207 interpret_tmc(event, location, extent, -1, dir);
208 olocation = location;
210 if (_tmc_private.tmc_msg_cb != NULL) {
211 _tmc_private.tmc_msg_cb(tmc_msg_str, _tmc_private.tmc_msg_cb_data);
217 char *replace_str(char *str, char *orig, char *rep)
219 static char buffer[4096];
222 if(!(p = strstr(str, orig))) // Is 'orig' even in 'str'?
225 strncpy(buffer, str, p-str); // Copy characters from 'str' start to 'orig' st$
226 buffer[p-str] = '\0';
228 sprintf(buffer+(p-str), "%s%s", rep, p+strlen(orig));
233 void interpret_tmc_multi(void)
236 unsigned short event = cur_tmc_msg.msgs[0][1] & 0x7FF;
237 unsigned short location = cur_tmc_msg.msgs[0][2];
238 unsigned char extent = (cur_tmc_msg.msgs[0][1] & (0x07 << 11)) >> 11;
239 unsigned char dir = (cur_tmc_msg.msgs[0][1] & (0x01 << 14)) >> 14;
241 unsigned short aevent;
243 sqlite3_stmt *ppstmt;
244 char evt_str[256]="";
246 unsigned char ext_buf[256];
249 printf("interpret_tmc_multi: sz=%d\n", cur_tmc_msg.msgsz);
250 for (i=0; i<cur_tmc_msg.msgsz; i++) {
251 printf(" #%d 0x%04x 0x%04x 0x%04x\n", i, cur_tmc_msg.msgs[i][0], cur_tmc_msg.msgs[i][1], cur_tmc_msg.msgs[i][2]);
254 printf("TMC event=%d loc=%d ext=%d dir=%d\n", event, location, extent, dir);
257 interpret_tmc(event, location, extent, -1, dir);
260 for (i=0; i < cur_tmc_msg.msgsz; i++) {
261 ext_buf[i*4] = (cur_tmc_msg.msgs[i+1][1] & 0xff00) >> 8;
262 ext_buf[(i*4)+1] = cur_tmc_msg.msgs[i+1][1] & 0xff;
263 ext_buf[(i*4)+2] = (cur_tmc_msg.msgs[i+1][2] & 0xff00) >> 8;
264 ext_buf[(i*4)+3] = cur_tmc_msg.msgs[i+1][2] & 0xff;
266 bitstream_start(ext_buf, cur_tmc_msg.msgsz*4);
268 bitstream_get_next_bits(4);
270 while (bitstream_bits_remaining() > 0) {
271 label = bitstream_get_next_bits(4);
273 if (OutputFlags & RDS_OUTPUT_TMC) {
274 printf("o '%s' %x\n", EVNT_LABEL[label], label);
280 dur = bitstream_get_next_bits(3);
281 tmc_msg_ptr += sprintf(tmc_msg_ptr, " dur=%d\n", dur);
284 unsigned char ctrlcd=0;
286 ctrlcd = bitstream_get_next_bits(3);
288 tmc_msg_ptr += sprintf(tmc_msg_ptr, "in beiden Richtungen\n");
290 tmc_msg_ptr += sprintf(tmc_msg_ptr, " ctrlcd=%d\n", ctrlcd);
295 lofr = bitstream_get_next_bits(5);
297 printf("shit - more than 100km\n");
298 strcpy(lofrstr, ">100 km");
300 if (lofr>0 && lofr<11) {
301 printf("lofr = %dkm\n", lofr);
302 sprintf(lofrstr, "%d km", lofr);
304 if (lofr>10 && lofr<16) {
305 printf("lofr = %dkm\n", 12 + ((lofr-11)*2));
306 sprintf(lofrstr, "%d km", 12 + ((lofr-11)*2));
308 if (lofr>15 && lofr<32)
309 printf("lofr = %dkm\n", 25 + ((lofr-16)*5));
310 sprintf(lofrstr, "%d km", 25 + ((lofr-16)*5));
315 slim = bitstream_get_next_bits(5);
317 tmc_msg_ptr += sprintf(tmc_msg_ptr, " slim = %d km/h\n", slim*5);
320 unsigned int quant5=0;
322 quant5 = bitstream_get_next_bits(5);
323 tmc_msg_ptr += sprintf(tmc_msg_ptr, " quant5 = %d km\n", quant5);
326 unsigned int quant8=0;
328 quant8 = bitstream_get_next_bits(8);
329 tmc_msg_ptr += sprintf(tmc_msg_ptr, " quant8 = %d km\n", quant8);
332 unsigned char supinfo=0;
334 supinfo = bitstream_get_next_bits(8);
336 printf(" supinfo = %d\n", supinfo);
338 snprintf(sql, 256, "select TEXT_DE from ev_sup where CODE=%d", supinfo);
339 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
340 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
342 printf("lcl.db failed to get ev_sup %d\n", supinfo);
345 strncpy(evt_str, (char *)sqlite3_column_text(ppstmt, 0), 255);
346 tmc_msg_ptr += sprintf(tmc_msg_ptr, "%s\n", evt_str);
350 unsigned int stime=0;
352 stime = bitstream_get_next_bits(8);
353 // printf(" stime = %d\n", stime);
355 stime *= 15; // 15 min internval
356 tmc_msg_ptr += sprintf(tmc_msg_ptr, " ab %02d:%02d\n", (stime / 60), (stime % 60));
357 } else if (stime < 201) {
359 tmc_msg_ptr += sprintf(tmc_msg_ptr, " ab %d Tage, %d:00 Uhr\n", (stime / 24), (stime % 24));
360 } else if (stime < 232) {
362 tmc_msg_ptr += sprintf(tmc_msg_ptr, " ab dem %d.\n", stime+1);
365 tmc_msg_ptr += sprintf(tmc_msg_ptr, " ab %s. %s\n", (stime % 2) ? "31":"15", monthname[stime / 2]);
369 unsigned int etime=0;
371 etime = bitstream_get_next_bits(8);
372 // printf(" etime = %d\n", etime);
374 etime *= 15; // 15 min internval
375 tmc_msg_ptr += sprintf(tmc_msg_ptr, " bis vor. %02d:%02d\n", (etime / 60), (etime % 60));
376 } else if (etime < 201) {
378 tmc_msg_ptr += sprintf(tmc_msg_ptr, " bis %d Tage, %d:00 Uhr\n", (etime / 24), (etime % 24));
379 } else if (etime < 232) {
381 tmc_msg_ptr += sprintf(tmc_msg_ptr, " bis zum %d.\n", etime+1);
384 tmc_msg_ptr += sprintf(tmc_msg_ptr, " bis etwa %s. %s\n", (etime % 2) ? "31":"15", monthname[etime / 2]);
388 aevent = bitstream_get_next_bits(11);
390 printf(" aevent = %d ", aevent);
392 snprintf(sql, 256, "select TEXT_DE_NOQUANT from evl where CODE=%d", aevent);
393 sqlite3_prepare(lcl_db, sql, 256, &ppstmt, NULL);
394 if (sqlite3_step(ppstmt) != SQLITE_ROW) {
396 printf("-lcl.db failed to get event %d\n", aevent);
399 strncpy(evt_str, (char *)sqlite3_column_text(ppstmt, 0), 255);
400 if (strlen(lofrstr) != 0 && strstr(evt_str,"(L)")!=NULL) {
401 replace_str(evt_str, "(L)", lofrstr);
403 tmc_msg_ptr += sprintf(tmc_msg_ptr, "%s\n", evt_str);
409 div = bitstream_get_next_bits(16);
410 tmc_msg_ptr += sprintf(tmc_msg_ptr, " div = %d\n", div);
415 dest = bitstream_get_next_bits(16);
416 tmc_msg_ptr += sprintf(tmc_msg_ptr, " dest = %d\n", dest);
421 res = bitstream_get_next_bits(16);
422 tmc_msg_ptr += sprintf(tmc_msg_ptr, " res = %d\n", res);
427 clink = bitstream_get_next_bits(16);
428 tmc_msg_ptr += sprintf(tmc_msg_ptr, " clink = %d\n", clink);
431 // tmc_msg_ptr += sprintf(tmc_msg_ptr, " seperator\n");
440 if (cur_tmc_msg.msgsz > 2) {
441 for (i=2; i<cur_tmc_msg.msgsz; i++) {
442 printf(" #%d 0x%04x 0x%04x 0x%04x\n", i, cur_tmc_msg.msgs[i][0], cur_tmc_msg.msgs[i][1], cur_tmc_msg.msgs[i][2]);
446 if (_tmc_private.tmc_msg_cb != NULL) {
447 _tmc_private.tmc_msg_cb(tmc_msg_str, _tmc_private.tmc_msg_cb_data);
452 void parse_tmc_multi(unsigned short *rdsgroup)
454 unsigned char GSI = (rdsgroup[2] & 0x3000) >> 12;
455 static unsigned char oGSI = 0;
457 unsigned char CI = rdsgroup[1] & 0x07;
461 printf(" multi CI=%d ", CI);
463 if (rdsgroup[2] & 0x8000) {
464 if (cur_tmc_msg.msgsz > 0) {
465 interpret_tmc_multi();
466 cur_tmc_msg.msgsz = 0;
469 printf(" #1 GSI=%d\n", GSI);
472 memset(&cur_tmc_msg.msgs, 0, 6*3*sizeof(short));
473 cur_tmc_msg.msgs[0][0] = rdsgroup[1];
474 cur_tmc_msg.msgs[0][1] = rdsgroup[2];
475 cur_tmc_msg.msgs[0][2] = rdsgroup[3];
478 if (rdsgroup[2] & 0x4000) {
479 // printf(" #2 GSI=%d\n", GSI);
480 cur_tmc_msg.msgs[1][0] = rdsgroup[1];
481 cur_tmc_msg.msgs[1][1] = rdsgroup[2];
482 cur_tmc_msg.msgs[1][2] = rdsgroup[3];
483 cur_tmc_msg.msgsz = 2;
488 // printf(" #%d GSI=%d (oGSI=%d)\n", 2+(oGSI-GSI), GSI, oGSI);
489 cur_tmc_msg.msgs[2+(oGSI-GSI)][0] = rdsgroup[1];
490 cur_tmc_msg.msgs[2+(oGSI-GSI)][1] = rdsgroup[2];
491 cur_tmc_msg.msgs[2+(oGSI-GSI)][2] = rdsgroup[3];
492 cur_tmc_msg.msgsz = 2+(oGSI-GSI);
495 // printf(" 0x%04x 0x%04x\n", rdsgroup[2], rdsgroup[3]);
498 enum TMCtype { TMC_GROUP=0, TMC_SINGLE, TMC_SYSTEM, TMC_TUNING };
500 void decode_tmc(unsigned short *rdsgroup)
502 unsigned char X4 = (rdsgroup[1] & 0x10) >> 4;
503 unsigned char X3 = (rdsgroup[1] & 0x08) >> 3;
504 unsigned char X0X2 = rdsgroup[1] & 0x07;
505 //static unsigned char tmc_provider[9] = "";
507 if (X4 == 0) { // User message
508 if (X3 == 1) { // single group msg
509 parse_tmc_single(rdsgroup);
510 } else { // multi group msg
512 parse_tmc_multi(rdsgroup);
516 printf("err... X0X2(CI) = %d\n", X0X2);
521 //printf(" tuning?\n");
523 // printf(" system ");
525 tmc_info.provider_str[0] = (rdsgroup[2] & 0xff00) >> 8;
526 tmc_info.provider_str[1] = rdsgroup[2] & 0xff;
527 tmc_info.provider_str[2] = (rdsgroup[3] & 0xff00) >> 8;
528 tmc_info.provider_str[3] = rdsgroup[3] & 0xff;
529 if (_tmc_private.tmc_sid_cb != NULL)
530 _tmc_private.tmc_sid_cb(tmc_info.provider_str, _tmc_private.tmc_sid_cb_data);
531 if (OutputFlags & RDS_OUTPUT_TMC)
532 printf("provider = '%s'\n", tmc_info.provider_str);
533 } else if (X0X2 == 5) {
534 tmc_info.provider_str[4] = (rdsgroup[2] & 0xff00) >> 8;
535 tmc_info.provider_str[5] = rdsgroup[2] & 0xff;
536 tmc_info.provider_str[6] = (rdsgroup[3] & 0xff00) >> 8;
537 tmc_info.provider_str[7] = rdsgroup[3] & 0xff;
538 if (_tmc_private.tmc_sid_cb != NULL)
539 _tmc_private.tmc_sid_cb(tmc_info.provider_str, _tmc_private.tmc_sid_cb_data);
540 if (OutputFlags & RDS_OUTPUT_TMC)
541 printf("provider = '%s'\n", tmc_info.provider_str);
545 printf("X0X2(CI)=%d \n", X0X2);