Annotation of mqtt/src/pubmqtt.c, revision 1.2.2.10
1.2 misho 1: #include "global.h"
2:
3:
4: extern const char sql_schema[];
5:
6:
7: /*
8: * mqtt_db_log() Log database connection message
9: *
10: * @fmt = format string
11: * @... = argument list
12: * return: none
13: */
14: static void
15: mqtt_rtlm_log(const char *fmt, ...)
16: {
17: va_list lst;
18:
19: va_start(lst, fmt);
20: vsyslog(LOG_ERR, fmt, lst);
21: va_end(lst);
22: }
1.2.2.5 misho 23: #define MQTT_RTLM_LOG(_sql) (assert((_sql)), mqtt_rtlm_log("Error:: %s(%d) SQL #%d - %s", \
24: __func__, __LINE__, \
1.2 misho 25: sqlite3_errcode((_sql)), sqlite3_errmsg((_sql))))
26:
1.2.2.10! misho 27: /* library pre-loaded actions */
! 28: void
! 29: _init()
! 30: {
! 31: sqlite3_initialize();
! 32: }
! 33:
! 34: void
! 35: _fini()
! 36: {
! 37: sqlite3_shutdown();
! 38: }
! 39:
1.2 misho 40:
41: /*
42: * mqtt_rtlm_open() Open database connection
43: *
44: * @cfg = config filename
45: * return: NULL error or SQL handle
46: */
47: sqlite3 *
1.2.2.3 misho 48: mqtt_rtlm_open(cfg_root_t *cfg)
1.2 misho 49: {
50: sqlite3 *sql = NULL;
51: const char *str = NULL;
52:
53: if (!cfg)
54: return NULL;
55:
1.2.2.3 misho 56: str = cfg_getAttribute(cfg, "mqtt_pub", "name");
1.2 misho 57: if (!str) {
58: mqtt_rtlm_log("Error:: Unknown database name ...\n");
59: return NULL;
60: }
61:
62: if (sqlite3_open_v2(str, &sql, SQLITE_OPEN_READWRITE | SQLITE_OPEN_CREATE, NULL)) {
63: MQTT_RTLM_LOG(sql);
64: sqlite3_close(sql);
65: return NULL;
66: }
67:
68: if (sqlite3_exec(sql, sql_schema, NULL, NULL, NULL)) {
69: MQTT_RTLM_LOG(sql);
70: sqlite3_close(sql);
71: return NULL;
72: }
73: return sql;
74: }
75:
76: /*
77: * mqtt_rtlm_close() Close database connection
78: *
79: * @sql = SQL handle
80: * return: none
81: */
82: void
83: mqtt_rtlm_close(sqlite3 *sql)
84: {
85: sqlite3_close(sql);
86: }
87:
88: /*
89: * mqtt_rtlm_init_session() Create session
90: *
91: * @cfg = loaded config
92: * @sql = SQL handle
93: * @connid = connection id
94: * @user = username
95: * @host = hostname
96: * @will = will flag if !=0 must fill arguments
97: * @... = will arguments in order topic,msg,qos,retain
98: * return: -1 error, 0 session already appears or >0 row changed
99: */
100: int
1.2.2.3 misho 101: mqtt_rtlm_init_session(cfg_root_t *cfg, sqlite3 *sql, const char *connid, const char *user,
1.2 misho 102: const char *host, char will, ...)
103: {
104: va_list lst;
105: int ret = 0;
106: char *str, szStmt[BUFSIZ] = { 0 };
107: sqlite3_stmt *stmt;
108:
109: if (!cfg || !sql)
110: return -1;
111:
1.2.2.3 misho 112: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_online");
1.2 misho 113: if (!str) {
114: mqtt_rtlm_log("Error:: not found online table name");
115: return -1;
116: }
117: if (!will)
118: snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (ConnID, Username, RemoteHost, "
119: "WillFlag) VALUES ('%s', '%s', '%s', 0);", str, connid, user, host);
120: else {
121: va_start(lst, will);
122: snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (ConnID, Username, RemoteHost, "
123: "WillFlag, WillRetain, WillQoS, WillMsg, WillTopic) "
124: "VALUES ('%s', '%s', '%s', %d, %d, %d, '%s', '%s');",
125: str, connid, user, host, will,
126: va_arg(lst, int), va_arg(lst, int), va_arg(lst, char*), va_arg(lst, char*));
127: va_end(lst);
128: }
129:
130: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
131: MQTT_RTLM_LOG(sql);
132: return -1;
133: }
134: if ((ret = sqlite3_step(stmt)) == SQLITE_DONE)
135: ret = sqlite3_changes(sql);
136: else {
137: if (ret > SQLITE_OK && ret < SQLITE_ROW)
138: MQTT_RTLM_LOG(sql);
139: ret = 0;
140: }
141: sqlite3_finalize(stmt);
142:
143: return ret;
144: }
145:
146: /*
147: * mqtt_rtlm_fini_session() Delete session(s)
148: *
149: * @cfg = loaded config
150: * @sql = SQL handle
151: * @connid = connection id
152: * @user = username
153: * @host = hostname
154: * return: -1 error, 0 session already appears or >0 row changed
155: */
156: int
1.2.2.3 misho 157: mqtt_rtlm_fini_session(cfg_root_t *cfg, sqlite3 *sql, const char *connid, const char *user, const char *host)
1.2 misho 158: {
159: int ret = 0;
160: char *str, szStmt[BUFSIZ] = { 0 };
161: sqlite3_stmt *stmt;
162:
163: if (!cfg || !sql)
164: return -1;
165:
1.2.2.3 misho 166: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_online");
1.2 misho 167: if (!str) {
168: mqtt_rtlm_log("Error:: not found online table name");
169: return -1;
170: }
171: snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE ConnID = '%s' AND Username = '%s' "
172: "AND RemoteHost LIKE '%s';", str, connid, user, host);
173:
174: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
175: MQTT_RTLM_LOG(sql);
176: return -1;
177: }
178: if ((ret = sqlite3_step(stmt)) == SQLITE_DONE)
179: ret = sqlite3_changes(sql);
180: else {
181: if (ret > SQLITE_OK && ret < SQLITE_ROW)
182: MQTT_RTLM_LOG(sql);
183: ret = 0;
184: }
185: sqlite3_finalize(stmt);
186:
187: return ret;
188: }
189:
190: /*
191: * mqtt_rtlm_chk_session() Check session(s)
192: *
193: * @cfg = loaded config
194: * @sql = SQL handle
195: * @connid = connection id
196: * @user = username
197: * @host = hostname
198: * return: -1 error, 0 not logged or >0 logged found rows
199: */
200: int
1.2.2.3 misho 201: mqtt_rtlm_chk_session(cfg_root_t *cfg, sqlite3 *sql, const char *connid, const char *user, const char *host)
1.2 misho 202: {
203: int ret = 0;
204: char *str, szStmt[BUFSIZ] = { 0 };
205: sqlite3_stmt *stmt;
206:
207: if (!cfg || !sql)
208: return -1;
209:
1.2.2.3 misho 210: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_online");
1.2 misho 211: if (!str) {
212: mqtt_rtlm_log("Error:: not found online table name");
213: return -1;
214: }
215: snprintf(szStmt, sizeof szStmt, "SELECT ConnID, RemoteHost FROM %s WHERE "
1.2.2.8 misho 216: "ConnID = '%s' AND Username LIKE '%s' AND RemoteHost LIKE '%s';",
1.2 misho 217: str, connid, user, host);
218:
219: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
220: MQTT_RTLM_LOG(sql);
221: return -1;
222: }
223: if (sqlite3_step(stmt) == SQLITE_ROW)
224: ret = sqlite3_changes(sql);
225: else
226: ret = 0;
227: sqlite3_finalize(stmt);
228:
229: return ret;
230: }
231:
232: /*
233: * mqtt_rtlm_write_topic() Publish topic
234: *
235: * @cfg = loaded config
236: * @sql = SQL handle
1.2.2.8 misho 237: * @connid = connection id
1.2 misho 238: * @msgid = MessageID
239: * @topic = topic
240: * @txt = text
241: * @user = username
242: * @host = hostname
243: * @retain = !=0 retain message to database
244: * return: -1 error, 0 no publish or >0 published ok
245: */
246: int
1.2.2.8 misho 247: mqtt_rtlm_write_topic(cfg_root_t *cfg, sqlite3 *sql, const char *connid, u_short msgid,
248: const char *topic, const char *txt, const char *user, const char *host, char retain)
1.2 misho 249: {
250: int ret = 0;
251: char *str, szStmt[BUFSIZ] = { 0 };
252: sqlite3_stmt *stmt;
253:
254: if (!cfg || !sql || !topic)
255: return -1;
256:
1.2.2.3 misho 257: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_topics");
1.2 misho 258: if (!str) {
259: mqtt_rtlm_log("Error:: not found topics table name");
260: return -1;
261: }
1.2.2.8 misho 262: snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (Retain, ConnID, MsgID, Topic, Value, PubUser, "
263: "PubDate, PubHost) VALUES (%d, '%s', %d, '%s', '%s', '%s', "
1.2 misho 264: "datetime('now', 'localtime'), '%s');",
1.2.2.8 misho 265: str, retain, connid, msgid, topic, txt, user, host);
266:
267: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
268: MQTT_RTLM_LOG(sql);
269: return -1;
270: }
271: if ((ret = sqlite3_step(stmt)) == SQLITE_DONE)
272: ret = sqlite3_changes(sql);
273: else {
274: if (ret > SQLITE_OK && ret < SQLITE_ROW)
275: MQTT_RTLM_LOG(sql);
276: ret = 0;
277: }
278: sqlite3_finalize(stmt);
279:
280: return ret;
281: }
282:
283: /*
284: * mqtt_rtlm_wipe_topic() Wipe all topics
285: *
286: * @cfg = loaded config
287: * @sql = SQL handle
288: * @connid = connection id
289: * @user = username
290: * @retain = -1 no matter
291: * return: -1 error, 0 no changes or >0 deleted rows
292: */
293: int
294: mqtt_rtlm_wipe_topic(cfg_root_t *cfg, sqlite3 *sql, const char *connid, const char *user, char retain)
295: {
296: int ret = 0;
297: char *str, *rtn, szStmt[BUFSIZ] = { 0 };
298: sqlite3_stmt *stmt;
299:
300: if (!cfg || !sql || !connid)
301: return -1;
302:
303: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_topics");
304: if (!str) {
305: mqtt_rtlm_log("Error:: not found topics table name");
306: return -1;
307: }
308: switch (retain) {
309: case -1:
310: rtn = "";
311: break;
312: case 0:
313: rtn = "AND Retain = 0";
314: break;
315: default:
316: rtn = "AND Retain != 0";
317: break;
318: }
319: snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE ConnID = '%s' AND "
320: "PubUser LIKE '%s' %s;", str, connid, user, rtn);
1.2 misho 321:
322: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
323: MQTT_RTLM_LOG(sql);
324: return -1;
325: }
326: if ((ret = sqlite3_step(stmt)) == SQLITE_DONE)
327: ret = sqlite3_changes(sql);
328: else {
329: if (ret > SQLITE_OK && ret < SQLITE_ROW)
330: MQTT_RTLM_LOG(sql);
331: ret = 0;
332: }
333: sqlite3_finalize(stmt);
334:
335: return ret;
336: }
337:
338: /*
339: * mqtt_rtlm_delete_topic() Delete topic
340: *
341: * @cfg = loaded config
342: * @sql = SQL handle
1.2.2.8 misho 343: * @connid = connection id
1.2 misho 344: * @msgid = MessageID
345: * @topic = topic
346: * @user = username
347: * @host = hostname
348: * @retain = -1 no matter
349: * return: -1 error, 0 no changes or >0 deleted rows
350: */
351: int
1.2.2.8 misho 352: mqtt_rtlm_delete_topic(cfg_root_t *cfg, sqlite3 *sql, const char *connid, u_short msgid,
353: const char *topic, const char *user, const char *host, char retain)
1.2 misho 354: {
355: int ret = 0;
356: char *str, *rtn, szStmt[BUFSIZ] = { 0 };
357: sqlite3_stmt *stmt;
358:
359: if (!cfg || !sql || !topic)
360: return -1;
361:
1.2.2.3 misho 362: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_topics");
1.2 misho 363: if (!str) {
364: mqtt_rtlm_log("Error:: not found topics table name");
365: return -1;
366: }
367: switch (retain) {
368: case -1:
369: rtn = "";
370: break;
371: case 0:
372: rtn = "AND Retain = 0";
373: break;
374: default:
375: rtn = "AND Retain != 0";
376: break;
377: }
1.2.2.8 misho 378: snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE ConnID = '%s' AND MsgID = %d AND "
379: "Topic LIKE '%s' AND PubUser LIKE '%s' AND PubHost LIKE '%s' %s;", str,
380: connid, msgid, topic, user, host, rtn);
1.2 misho 381:
382: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
383: MQTT_RTLM_LOG(sql);
384: return -1;
385: }
386: if ((ret = sqlite3_step(stmt)) == SQLITE_DONE)
387: ret = sqlite3_changes(sql);
388: else {
389: if (ret > SQLITE_OK && ret < SQLITE_ROW)
390: MQTT_RTLM_LOG(sql);
391: ret = 0;
392: }
393: sqlite3_finalize(stmt);
394:
395: return ret;
396: }
397:
398: /*
399: * mqtt_rtlm_read_topic() Get topic
400: *
401: * @cfg = loaded config
402: * @sql = SQL handle
1.2.2.8 misho 403: * @connid = connection id
1.2 misho 404: * @msgid = MessageID
405: * @topic = topic
406: * @retain = retain 0 get only dynamic, >0 get only retained and -1 no matter
407: * return: NULL error or not found and !=NULL allocated subscribe topics
408: */
409: mqtt_subscr_t *
1.2.2.8 misho 410: mqtt_rtlm_read_topic(cfg_root_t *cfg, sqlite3 *sql, const char *connid, u_short msgid,
411: const char *topic, char retain)
1.2 misho 412: {
413: int rowz = 0;
414: char *str, szStr[STRSIZ], szStmt[BUFSIZ] = { 0 };
415: sqlite3_stmt *stmt;
416: register int j;
417: mqtt_subscr_t *s = NULL;
418:
419: if (!cfg || !sql || !topic)
420: return NULL;
421:
422: switch (retain) {
423: case -1:
424: memset(szStr, 0, sizeof szStr);
425: break;
426: case 0:
427: snprintf(szStr, sizeof szStr, "AND Retain = 0");
428: break;
429: default:
430: snprintf(szStr, sizeof szStr, "AND Retain > 0");
431: break;
432: }
433:
1.2.2.3 misho 434: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_topics");
1.2 misho 435: if (!str) {
436: mqtt_rtlm_log("Error:: not found topics table name");
437: return NULL;
438: }
439: snprintf(szStmt, sizeof szStmt, "SELECT Retain, Topic, Value FROM %s WHERE "
1.2.2.8 misho 440: "ConnID = '%s' AND MsgID = %d AND Topic LIKE '%s' %s;",
441: str, connid, msgid, topic, szStr);
1.2 misho 442:
443: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
444: MQTT_RTLM_LOG(sql);
445: return NULL;
446: }
447:
448: /* calculate count of rows and allocate subscribe items */
449: while (sqlite3_step(stmt) == SQLITE_ROW)
450: rowz++;
1.2.2.9 misho 451: if (!(s = io_malloc((rowz + 1) * sizeof(mqtt_subscr_t)))) {
1.2 misho 452: mqtt_rtlm_log("Error:: System #%d - %s", errno, strerror(errno));
453: goto end;
454: } else
455: memset(s, 0, (rowz + 1) * sizeof(mqtt_subscr_t));
456: sqlite3_reset(stmt);
457:
458: /* fill with data */
459: for (j = 0; j < rowz && sqlite3_step(stmt) == SQLITE_ROW; j++) {
460: s[j].sub_ret = (char) sqlite3_column_int(stmt, 0);
1.2.2.9 misho 461: s[j].sub_topic.msg_base = (u_char*) io_strdup((char*) sqlite3_column_text(stmt, 1));
1.2.2.1 misho 462: s[j].sub_topic.msg_len = strlen((char*) s[j].sub_topic.msg_base);
1.2.2.9 misho 463: s[j].sub_value.msg_base = (u_char*) io_strdup((char*) sqlite3_column_text(stmt, 2));
1.2.2.1 misho 464: s[j].sub_value.msg_len = strlen((char*) s[j].sub_value.msg_base);
1.2 misho 465: }
466: end:
467: sqlite3_finalize(stmt);
468:
469: return s;
470: }
1.2.2.2 misho 471:
472: /*
473: * mqtt_rtlm_write_subscribe() Subscribe topic
474: *
475: * @cfg = loaded config
476: * @sql = SQL handle
1.2.2.8 misho 477: * @connid = connection id
1.2.2.2 misho 478: * @msgid = MessageID
479: * @topic = topic
480: * @user = username
481: * @host = hostname
482: * @qos = Subscribe QoS
483: * return: -1 error, 0 no publish or >0 published ok
484: */
485: int
1.2.2.8 misho 486: mqtt_rtlm_write_subscribe(cfg_root_t *cfg, sqlite3 *sql, const char *connid, u_short msgid,
487: const char *topic, const char *user, const char *host, char qos)
1.2.2.2 misho 488: {
489: int ret = 0;
490: char *str, szStmt[BUFSIZ] = { 0 };
491: sqlite3_stmt *stmt;
492:
493: if (!cfg || !sql || !topic)
494: return -1;
495:
1.2.2.3 misho 496: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_subscribes");
1.2.2.2 misho 497: if (!str) {
498: mqtt_rtlm_log("Error:: not found subscribes table name");
499: return -1;
500: }
1.2.2.8 misho 501: snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (ConnID, MsgID, QoS, Topic, PubUser, "
502: "PubDate, PubHost) VALUES ('%s', %d, %d, '%s', '%s', "
1.2.2.2 misho 503: "datetime('now', 'localtime'), '%s');", str,
1.2.2.8 misho 504: connid, msgid, qos, topic, user, host);
1.2.2.2 misho 505:
506: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
507: MQTT_RTLM_LOG(sql);
508: return -1;
509: }
510: if ((ret = sqlite3_step(stmt)) == SQLITE_DONE)
511: ret = sqlite3_changes(sql);
512: else {
513: if (ret > SQLITE_OK && ret < SQLITE_ROW)
514: MQTT_RTLM_LOG(sql);
515: ret = 0;
516: }
517: sqlite3_finalize(stmt);
518:
519: return ret;
520: }
521:
522: /*
523: * mqtt_rtlm_delete_subscribe() Delete subscribe
524: *
525: * @cfg = loaded config
526: * @sql = SQL handle
1.2.2.8 misho 527: * @connid = connection id
1.2.2.2 misho 528: * @topic = topic
529: * @user = username
530: * @host = hostname
531: * return: -1 error, 0 no changes or >0 deleted rows
532: */
533: int
1.2.2.8 misho 534: mqtt_rtlm_delete_subscribe(cfg_root_t *cfg, sqlite3 *sql, const char *connid,
535: const char *topic, const char *user, const char *host)
1.2.2.2 misho 536: {
537: int ret = 0;
1.2.2.7 misho 538: char *str, szStmt[BUFSIZ] = { 0 };
1.2.2.2 misho 539: sqlite3_stmt *stmt;
540:
541: if (!cfg || !sql || !topic)
542: return -1;
543:
1.2.2.3 misho 544: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_subscribes");
1.2.2.2 misho 545: if (!str) {
546: mqtt_rtlm_log("Error:: not found subscribes table name");
547: return -1;
548: }
1.2.2.8 misho 549: snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE ConnID = '%s' AND "
550: "Topic LIKE '%s' AND PubUser LIKE '%s' AND PubHost LIKE '%s';", str,
551: connid, topic, user, host);
1.2.2.2 misho 552:
553: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
554: MQTT_RTLM_LOG(sql);
555: return -1;
556: }
557: if ((ret = sqlite3_step(stmt)) == SQLITE_DONE)
558: ret = sqlite3_changes(sql);
559: else {
560: if (ret > SQLITE_OK && ret < SQLITE_ROW)
561: MQTT_RTLM_LOG(sql);
562: ret = 0;
563: }
564: sqlite3_finalize(stmt);
565:
566: return ret;
567: }
568:
569: /*
570: * mqtt_rtlm_read_subscribe() Get subscribe topic
571: *
572: * @cfg = loaded config
573: * @sql = SQL handle
1.2.2.8 misho 574: * @connid = connection id
1.2.2.2 misho 575: * @topic = topic
576: * return: NULL error or not found and !=NULL allocated subscribe topics
577: */
578: mqtt_subscr_t *
1.2.2.8 misho 579: mqtt_rtlm_read_subscribe(cfg_root_t *cfg, sqlite3 *sql, const char *connid, const char *topic)
1.2.2.2 misho 580: {
581: int rowz = 0;
582: char *str, szStmt[BUFSIZ] = { 0 };
583: sqlite3_stmt *stmt;
584: register int j;
585: mqtt_subscr_t *s = NULL;
586:
587: if (!cfg || !sql || !topic)
588: return NULL;
589:
1.2.2.3 misho 590: str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_subscribes");
1.2.2.2 misho 591: if (!str) {
592: mqtt_rtlm_log("Error:: not found subscribes table name");
593: return NULL;
594: }
1.2.2.8 misho 595: snprintf(szStmt, sizeof szStmt, "SELECT QoS, Topic FROM %s WHERE ConnID = '%s' AND "
596: "Topic LIKE '%s';", str, connid, topic);
1.2.2.2 misho 597:
598: if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) {
599: MQTT_RTLM_LOG(sql);
600: return NULL;
601: }
602:
603: /* calculate count of rows and allocate subscribe items */
604: while (sqlite3_step(stmt) == SQLITE_ROW)
605: rowz++;
1.2.2.9 misho 606: if (!(s = io_malloc((rowz + 1) * sizeof(mqtt_subscr_t)))) {
1.2.2.2 misho 607: mqtt_rtlm_log("Error:: System #%d - %s", errno, strerror(errno));
608: goto end;
609: } else
610: memset(s, 0, (rowz + 1) * sizeof(mqtt_subscr_t));
611: sqlite3_reset(stmt);
612:
613: /* fill with data */
614: for (j = 0; j < rowz && sqlite3_step(stmt) == SQLITE_ROW; j++) {
615: s[j].sub_ret = (char) sqlite3_column_int(stmt, 0);
1.2.2.9 misho 616: s[j].sub_topic.msg_base = (u_char*) io_strdup((char*) sqlite3_column_text(stmt, 1));
1.2.2.2 misho 617: s[j].sub_topic.msg_len = strlen((char*) s[j].sub_topic.msg_base);
618: s[j].sub_value.msg_base = NULL;
619: s[j].sub_value.msg_len = 0;
620: }
621: end:
622: sqlite3_finalize(stmt);
623:
624: return s;
625: }
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