version 1.1.2.13, 2011/11/28 22:31:19
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version 1.2.2.6, 2012/05/05 14:51:02
|
Line 20 mqtt_rtlm_log(const char *fmt, ...)
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Line 20 mqtt_rtlm_log(const char *fmt, ...)
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vsyslog(LOG_ERR, fmt, lst); |
vsyslog(LOG_ERR, fmt, lst); |
va_end(lst); |
va_end(lst); |
} |
} |
#define MQTT_RTLM_LOG(_sql) (assert((_sql)), mqtt_rtlm_log("Error:: SQL #%d - %s", \ | #define MQTT_RTLM_LOG(_sql) (assert((_sql)), mqtt_rtlm_log("Error:: %s(%d) SQL #%d - %s", \ |
| __func__, __LINE__, \ |
sqlite3_errcode((_sql)), sqlite3_errmsg((_sql)))) |
sqlite3_errcode((_sql)), sqlite3_errmsg((_sql)))) |
|
|
|
|
Line 31 mqtt_rtlm_log(const char *fmt, ...)
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Line 32 mqtt_rtlm_log(const char *fmt, ...)
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* return: NULL error or SQL handle |
* return: NULL error or SQL handle |
*/ |
*/ |
sqlite3 * |
sqlite3 * |
mqtt_rtlm_open(sl_config *cfg) | mqtt_rtlm_open(cfg_root_t *cfg) |
{ |
{ |
sqlite3 *sql = NULL; |
sqlite3 *sql = NULL; |
const char *str = NULL; |
const char *str = NULL; |
Line 39 mqtt_rtlm_open(sl_config *cfg)
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Line 40 mqtt_rtlm_open(sl_config *cfg)
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if (!cfg) |
if (!cfg) |
return NULL; |
return NULL; |
|
|
sqlite3_config(SQLITE_CONFIG_SERIALIZED); | str = cfg_getAttribute(cfg, "mqtt_pub", "name"); |
| |
str = (const char*) cfg_GetAttribute(cfg, CFG("mqtt_pub"), CFG("name")); | |
if (!str) { |
if (!str) { |
mqtt_rtlm_log("Error:: Unknown database name ...\n"); |
mqtt_rtlm_log("Error:: Unknown database name ...\n"); |
return NULL; |
return NULL; |
Line 78 mqtt_rtlm_close(sqlite3 *sql)
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Line 77 mqtt_rtlm_close(sqlite3 *sql)
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* |
* |
* @cfg = loaded config |
* @cfg = loaded config |
* @sql = SQL handle |
* @sql = SQL handle |
|
* @connid = connection id |
* @user = username |
* @user = username |
* @host = hostname |
* @host = hostname |
* @port = port | * @will = will flag if !=0 must fill arguments |
| * @... = will arguments in order topic,msg,qos,retain |
* return: -1 error, 0 session already appears or >0 row changed |
* return: -1 error, 0 session already appears or >0 row changed |
*/ |
*/ |
int |
int |
mqtt_rtlm_init_session(sl_config *cfg, sqlite3 *sql, const char *user, const char *host, u_short port) | mqtt_rtlm_init_session(cfg_root_t *cfg, sqlite3 *sql, const char *connid, const char *user, |
| const char *host, char will, ...) |
{ |
{ |
|
va_list lst; |
int ret = 0; |
int ret = 0; |
char *str, szStmt[BUFSIZ] = { 0 }; |
char *str, szStmt[BUFSIZ] = { 0 }; |
sqlite3_stmt *stmt; |
sqlite3_stmt *stmt; |
Line 93 mqtt_rtlm_init_session(sl_config *cfg, sqlite3 *sql, c
|
Line 96 mqtt_rtlm_init_session(sl_config *cfg, sqlite3 *sql, c
|
if (!cfg || !sql) |
if (!cfg || !sql) |
return -1; |
return -1; |
|
|
str = (char*) cfg_GetAttribute(cfg, CFG("mqtt_pub"), CFG("tbl_online")); | str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_online"); |
if (!str) { |
if (!str) { |
mqtt_rtlm_log("Error:: not found online table name"); |
mqtt_rtlm_log("Error:: not found online table name"); |
return -1; |
return -1; |
} |
} |
snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (Username, RemoteHost, RemotePort) " | if (!will) |
"VALUES ('%s', '%s', %d);", str, user, host, port); | snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (ConnID, Username, RemoteHost, " |
| "WillFlag) VALUES ('%s', '%s', '%s', 0);", str, connid, user, host); |
| else { |
| va_start(lst, will); |
| snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (ConnID, Username, RemoteHost, " |
| "WillFlag, WillRetain, WillQoS, WillMsg, WillTopic) " |
| "VALUES ('%s', '%s', '%s', %d, %d, %d, '%s', '%s');", |
| str, connid, user, host, will, |
| va_arg(lst, int), va_arg(lst, int), va_arg(lst, char*), va_arg(lst, char*)); |
| va_end(lst); |
| } |
|
|
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
MQTT_RTLM_LOG(sql); |
MQTT_RTLM_LOG(sql); |
Line 122 mqtt_rtlm_init_session(sl_config *cfg, sqlite3 *sql, c
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Line 135 mqtt_rtlm_init_session(sl_config *cfg, sqlite3 *sql, c
|
* |
* |
* @cfg = loaded config |
* @cfg = loaded config |
* @sql = SQL handle |
* @sql = SQL handle |
|
* @connid = connection id |
* @user = username |
* @user = username |
* @host = hostname |
* @host = hostname |
* return: -1 error, 0 session already appears or >0 row changed |
* return: -1 error, 0 session already appears or >0 row changed |
*/ |
*/ |
int |
int |
mqtt_rtlm_fini_session(sl_config *cfg, sqlite3 *sql, const char *user, const char *host) | mqtt_rtlm_fini_session(cfg_root_t *cfg, sqlite3 *sql, const char *connid, const char *user, const char *host) |
{ |
{ |
int ret = 0; |
int ret = 0; |
char *str, szStmt[BUFSIZ] = { 0 }; |
char *str, szStmt[BUFSIZ] = { 0 }; |
Line 136 mqtt_rtlm_fini_session(sl_config *cfg, sqlite3 *sql, c
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Line 150 mqtt_rtlm_fini_session(sl_config *cfg, sqlite3 *sql, c
|
if (!cfg || !sql) |
if (!cfg || !sql) |
return -1; |
return -1; |
|
|
str = (char*) cfg_GetAttribute(cfg, CFG("mqtt_pub"), CFG("tbl_online")); | str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_online"); |
if (!str) { |
if (!str) { |
mqtt_rtlm_log("Error:: not found online table name"); |
mqtt_rtlm_log("Error:: not found online table name"); |
return -1; |
return -1; |
} |
} |
snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE Username = '%s' AND RemoteHost LIKE '%s';", | snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE ConnID = '%s' AND Username = '%s' " |
str, user, host); | "AND RemoteHost LIKE '%s';", str, connid, user, host); |
|
|
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
MQTT_RTLM_LOG(sql); |
MQTT_RTLM_LOG(sql); |
Line 165 mqtt_rtlm_fini_session(sl_config *cfg, sqlite3 *sql, c
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Line 179 mqtt_rtlm_fini_session(sl_config *cfg, sqlite3 *sql, c
|
* |
* |
* @cfg = loaded config |
* @cfg = loaded config |
* @sql = SQL handle |
* @sql = SQL handle |
|
* @connid = connection id |
* @user = username |
* @user = username |
* @host = hostname |
* @host = hostname |
* return: -1 error, 0 not logged or >0 logged found rows |
* return: -1 error, 0 not logged or >0 logged found rows |
*/ |
*/ |
int |
int |
mqtt_rtlm_chk_session(sl_config *cfg, sqlite3 *sql, const char *user, const char *host) | mqtt_rtlm_chk_session(cfg_root_t *cfg, sqlite3 *sql, const char *connid, const char *user, const char *host) |
{ |
{ |
int ret = 0; |
int ret = 0; |
char *str, szStmt[BUFSIZ] = { 0 }; |
char *str, szStmt[BUFSIZ] = { 0 }; |
Line 179 mqtt_rtlm_chk_session(sl_config *cfg, sqlite3 *sql, co
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Line 194 mqtt_rtlm_chk_session(sl_config *cfg, sqlite3 *sql, co
|
if (!cfg || !sql) |
if (!cfg || !sql) |
return -1; |
return -1; |
|
|
str = (char*) cfg_GetAttribute(cfg, CFG("mqtt_pub"), CFG("tbl_online")); | str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_online"); |
if (!str) { |
if (!str) { |
mqtt_rtlm_log("Error:: not found online table name"); |
mqtt_rtlm_log("Error:: not found online table name"); |
return -1; |
return -1; |
} |
} |
snprintf(szStmt, sizeof szStmt, "SELECT RemoteHost, RemotePort FROM %s WHERE " | snprintf(szStmt, sizeof szStmt, "SELECT ConnID, RemoteHost FROM %s WHERE " |
"Username = '%s' AND RemoteHost LIKE '%s';", str, user, host); | "ConnID = '%s' AND Username = '%s' AND RemoteHost LIKE '%s';", |
| str, connid, user, host); |
|
|
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
MQTT_RTLM_LOG(sql); |
MQTT_RTLM_LOG(sql); |
Line 205 mqtt_rtlm_chk_session(sl_config *cfg, sqlite3 *sql, co
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Line 221 mqtt_rtlm_chk_session(sl_config *cfg, sqlite3 *sql, co
|
* |
* |
* @cfg = loaded config |
* @cfg = loaded config |
* @sql = SQL handle |
* @sql = SQL handle |
|
* @msgid = MessageID |
* @topic = topic |
* @topic = topic |
* @txt = text |
* @txt = text |
* @user = username |
* @user = username |
Line 213 mqtt_rtlm_chk_session(sl_config *cfg, sqlite3 *sql, co
|
Line 230 mqtt_rtlm_chk_session(sl_config *cfg, sqlite3 *sql, co
|
* return: -1 error, 0 no publish or >0 published ok |
* return: -1 error, 0 no publish or >0 published ok |
*/ |
*/ |
int |
int |
mqtt_rtlm_write_topic(sl_config *cfg, sqlite3 *sql, const char *topic, const char *txt, | mqtt_rtlm_write_topic(cfg_root_t *cfg, sqlite3 *sql, u_short msgid, const char *topic, const char *txt, |
const char *user, const char *host, char retain) |
const char *user, const char *host, char retain) |
{ |
{ |
int ret = 0; |
int ret = 0; |
Line 223 mqtt_rtlm_write_topic(sl_config *cfg, sqlite3 *sql, co
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Line 240 mqtt_rtlm_write_topic(sl_config *cfg, sqlite3 *sql, co
|
if (!cfg || !sql || !topic) |
if (!cfg || !sql || !topic) |
return -1; |
return -1; |
|
|
str = (char*) cfg_GetAttribute(cfg, CFG("mqtt_pub"), CFG("tbl_topics")); | str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_topics"); |
if (!str) { |
if (!str) { |
mqtt_rtlm_log("Error:: not found topics table name"); |
mqtt_rtlm_log("Error:: not found topics table name"); |
return -1; |
return -1; |
} |
} |
snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (Retain, Topic, Value, PubUser, PubDate, PubHost) " | snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (Retain, MsgID, Topic, Value, PubUser, " |
"VALUES (%d, '%s', '%s', '%s', datetime('now', 'localtime'), '%s');", str, | "PubDate, PubHost) VALUES (%d, %d, '%s', '%s', '%s', " |
retain, topic, txt, user, host); | "datetime('now', 'localtime'), '%s');", |
| str, retain, msgid, topic, txt, user, host); |
|
|
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
MQTT_RTLM_LOG(sql); |
MQTT_RTLM_LOG(sql); |
Line 253 mqtt_rtlm_write_topic(sl_config *cfg, sqlite3 *sql, co
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Line 271 mqtt_rtlm_write_topic(sl_config *cfg, sqlite3 *sql, co
|
* |
* |
* @cfg = loaded config |
* @cfg = loaded config |
* @sql = SQL handle |
* @sql = SQL handle |
|
* @msgid = MessageID |
* @topic = topic |
* @topic = topic |
* @user = username |
* @user = username |
* @host = hostname |
* @host = hostname |
Line 260 mqtt_rtlm_write_topic(sl_config *cfg, sqlite3 *sql, co
|
Line 279 mqtt_rtlm_write_topic(sl_config *cfg, sqlite3 *sql, co
|
* return: -1 error, 0 no changes or >0 deleted rows |
* return: -1 error, 0 no changes or >0 deleted rows |
*/ |
*/ |
int |
int |
mqtt_rtlm_delete_topic(sl_config *cfg, sqlite3 *sql, const char *topic, | mqtt_rtlm_delete_topic(cfg_root_t *cfg, sqlite3 *sql, u_short msgid, const char *topic, |
const char *user, const char *host, char retain) |
const char *user, const char *host, char retain) |
{ |
{ |
int ret = 0; |
int ret = 0; |
Line 270 mqtt_rtlm_delete_topic(sl_config *cfg, sqlite3 *sql, c
|
Line 289 mqtt_rtlm_delete_topic(sl_config *cfg, sqlite3 *sql, c
|
if (!cfg || !sql || !topic) |
if (!cfg || !sql || !topic) |
return -1; |
return -1; |
|
|
str = (char*) cfg_GetAttribute(cfg, CFG("mqtt_pub"), CFG("tbl_topics")); | str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_topics"); |
if (!str) { |
if (!str) { |
mqtt_rtlm_log("Error:: not found topics table name"); |
mqtt_rtlm_log("Error:: not found topics table name"); |
return -1; |
return -1; |
Line 286 mqtt_rtlm_delete_topic(sl_config *cfg, sqlite3 *sql, c
|
Line 305 mqtt_rtlm_delete_topic(sl_config *cfg, sqlite3 *sql, c
|
rtn = "AND Retain != 0"; |
rtn = "AND Retain != 0"; |
break; |
break; |
} |
} |
snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE Topic LIKE '%s' AND " | snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE MsgID = %d AND Topic LIKE '%s' AND " |
"PubUser LIKE '%s' AND PubHost LIKE '%s' %s;", str, |
"PubUser LIKE '%s' AND PubHost LIKE '%s' %s;", str, |
topic, user, host, rtn); | msgid, topic, user, host, rtn); |
|
|
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
MQTT_RTLM_LOG(sql); |
MQTT_RTLM_LOG(sql); |
Line 311 mqtt_rtlm_delete_topic(sl_config *cfg, sqlite3 *sql, c
|
Line 330 mqtt_rtlm_delete_topic(sl_config *cfg, sqlite3 *sql, c
|
* |
* |
* @cfg = loaded config |
* @cfg = loaded config |
* @sql = SQL handle |
* @sql = SQL handle |
|
* @msgid = MessageID |
* @topic = topic |
* @topic = topic |
* @retain = retain 0 get only dynamic, >0 get only retained and -1 no matter |
* @retain = retain 0 get only dynamic, >0 get only retained and -1 no matter |
* return: NULL error or not found and !=NULL allocated subscribe topics |
* return: NULL error or not found and !=NULL allocated subscribe topics |
*/ |
*/ |
mqtt_subscr_t * |
mqtt_subscr_t * |
mqtt_rtlm_read_topic(sl_config *cfg, sqlite3 *sql, const char *topic, char retain) | mqtt_rtlm_read_topic(cfg_root_t *cfg, sqlite3 *sql, u_short msgid, const char *topic, char retain) |
{ |
{ |
int rowz = 0; |
int rowz = 0; |
char *str, szStr[STRSIZ], szStmt[BUFSIZ] = { 0 }; |
char *str, szStr[STRSIZ], szStmt[BUFSIZ] = { 0 }; |
Line 339 mqtt_rtlm_read_topic(sl_config *cfg, sqlite3 *sql, con
|
Line 359 mqtt_rtlm_read_topic(sl_config *cfg, sqlite3 *sql, con
|
break; |
break; |
} |
} |
|
|
str = (char*) cfg_GetAttribute(cfg, CFG("mqtt_pub"), CFG("tbl_topics")); | str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_topics"); |
if (!str) { |
if (!str) { |
mqtt_rtlm_log("Error:: not found topics table name"); |
mqtt_rtlm_log("Error:: not found topics table name"); |
return NULL; |
return NULL; |
} |
} |
snprintf(szStmt, sizeof szStmt, "SELECT Retain, Topic, Value FROM %s WHERE Topic LIKE '%s' %s;", | snprintf(szStmt, sizeof szStmt, "SELECT Retain, Topic, Value FROM %s WHERE " |
str, topic, szStr); | "MsgID = %d AND Topic LIKE '%s' %s;", |
| str, msgid, topic, szStr); |
|
|
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
MQTT_RTLM_LOG(sql); |
MQTT_RTLM_LOG(sql); |
Line 365 mqtt_rtlm_read_topic(sl_config *cfg, sqlite3 *sql, con
|
Line 386 mqtt_rtlm_read_topic(sl_config *cfg, sqlite3 *sql, con
|
/* fill with data */ |
/* fill with data */ |
for (j = 0; j < rowz && sqlite3_step(stmt) == SQLITE_ROW; j++) { |
for (j = 0; j < rowz && sqlite3_step(stmt) == SQLITE_ROW; j++) { |
s[j].sub_ret = (char) sqlite3_column_int(stmt, 0); |
s[j].sub_ret = (char) sqlite3_column_int(stmt, 0); |
s[j].sub_topic._base = strdup(sqlite3_column_text(stmt, 1)); | s[j].sub_topic.msg_base = (u_char*) strdup((char*) sqlite3_column_text(stmt, 1)); |
s[j].sub_topic._size = strlen(s[j].sub_topic._base); | s[j].sub_topic.msg_len = strlen((char*) s[j].sub_topic.msg_base); |
s[j].sub_value._base = strdup(sqlite3_column_text(stmt, 2)); | s[j].sub_value.msg_base = (u_char*) strdup((char*) sqlite3_column_text(stmt, 2)); |
s[j].sub_value._size = strlen(s[j].sub_value._base); | s[j].sub_value.msg_len = strlen((char*) s[j].sub_value.msg_base); |
| } |
| end: |
| sqlite3_finalize(stmt); |
| |
| return s; |
| } |
| |
| /* |
| * mqtt_rtlm_write_subscribe() Subscribe topic |
| * |
| * @cfg = loaded config |
| * @sql = SQL handle |
| * @msgid = MessageID |
| * @topic = topic |
| * @user = username |
| * @host = hostname |
| * @qos = Subscribe QoS |
| * return: -1 error, 0 no publish or >0 published ok |
| */ |
| int |
| mqtt_rtlm_write_subscribe(cfg_root_t *cfg, sqlite3 *sql, u_short msgid, const char *topic, |
| const char *user, const char *host, char qos) |
| { |
| int ret = 0; |
| char *str, szStmt[BUFSIZ] = { 0 }; |
| sqlite3_stmt *stmt; |
| |
| if (!cfg || !sql || !topic) |
| return -1; |
| |
| str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_subscribes"); |
| if (!str) { |
| mqtt_rtlm_log("Error:: not found subscribes table name"); |
| return -1; |
| } |
| snprintf(szStmt, sizeof szStmt, "INSERT INTO %s (MsgID, QoS, Topic, PubUser, " |
| "PubDate, PubHost) VALUES (%d, %d, '%s', '%s', " |
| "datetime('now', 'localtime'), '%s');", str, |
| msgid, qos, topic, user, host); |
| |
| if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
| MQTT_RTLM_LOG(sql); |
| return -1; |
| } |
| if ((ret = sqlite3_step(stmt)) == SQLITE_DONE) |
| ret = sqlite3_changes(sql); |
| else { |
| if (ret > SQLITE_OK && ret < SQLITE_ROW) |
| MQTT_RTLM_LOG(sql); |
| ret = 0; |
| } |
| sqlite3_finalize(stmt); |
| |
| return ret; |
| } |
| |
| /* |
| * mqtt_rtlm_delete_subscribe() Delete subscribe |
| * |
| * @cfg = loaded config |
| * @sql = SQL handle |
| * @topic = topic |
| * @user = username |
| * @host = hostname |
| * @qos = Subscribe QoS if -1 no matter |
| * return: -1 error, 0 no changes or >0 deleted rows |
| */ |
| int |
| mqtt_rtlm_delete_subscribe(cfg_root_t *cfg, sqlite3 *sql, const char *topic, |
| const char *user, const char *host, char qos) |
| { |
| int ret = 0; |
| char *str, szStr[STRSIZ] = { 0 }, szStmt[BUFSIZ] = { 0 }; |
| sqlite3_stmt *stmt; |
| |
| if (!cfg || !sql || !topic) |
| return -1; |
| |
| str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_subscribes"); |
| if (!str) { |
| mqtt_rtlm_log("Error:: not found subscribes table name"); |
| return -1; |
| } |
| if (qos > -1 && qos < 3) |
| snprintf(szStr, sizeof szStr, "AND QoS = %d", qos); |
| snprintf(szStmt, sizeof szStmt, "DELETE FROM %s WHERE Topic LIKE '%s' AND " |
| "PubUser LIKE '%s' AND PubHost LIKE '%s' %s;", str, |
| topic, user, host, szStr); |
| |
| if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
| MQTT_RTLM_LOG(sql); |
| return -1; |
| } |
| if ((ret = sqlite3_step(stmt)) == SQLITE_DONE) |
| ret = sqlite3_changes(sql); |
| else { |
| if (ret > SQLITE_OK && ret < SQLITE_ROW) |
| MQTT_RTLM_LOG(sql); |
| ret = 0; |
| } |
| sqlite3_finalize(stmt); |
| |
| return ret; |
| } |
| |
| /* |
| * mqtt_rtlm_read_subscribe() Get subscribe topic |
| * |
| * @cfg = loaded config |
| * @sql = SQL handle |
| * @topic = topic |
| * return: NULL error or not found and !=NULL allocated subscribe topics |
| */ |
| mqtt_subscr_t * |
| mqtt_rtlm_read_subscribe(cfg_root_t *cfg, sqlite3 *sql, const char *topic) |
| { |
| int rowz = 0; |
| char *str, szStmt[BUFSIZ] = { 0 }; |
| sqlite3_stmt *stmt; |
| register int j; |
| mqtt_subscr_t *s = NULL; |
| |
| if (!cfg || !sql || !topic) |
| return NULL; |
| |
| str = (char*) cfg_getAttribute(cfg, "mqtt_pub", "tbl_subscribes"); |
| if (!str) { |
| mqtt_rtlm_log("Error:: not found subscribes table name"); |
| return NULL; |
| } |
| snprintf(szStmt, sizeof szStmt, "SELECT QoS, Topic FROM %s WHERE Topic LIKE '%s';", str, topic); |
| |
| if (sqlite3_prepare_v2(sql, szStmt, strlen(szStmt), &stmt, NULL)) { |
| MQTT_RTLM_LOG(sql); |
| return NULL; |
| } |
| |
| /* calculate count of rows and allocate subscribe items */ |
| while (sqlite3_step(stmt) == SQLITE_ROW) |
| rowz++; |
| if (!(s = malloc((rowz + 1) * sizeof(mqtt_subscr_t)))) { |
| mqtt_rtlm_log("Error:: System #%d - %s", errno, strerror(errno)); |
| goto end; |
| } else |
| memset(s, 0, (rowz + 1) * sizeof(mqtt_subscr_t)); |
| sqlite3_reset(stmt); |
| |
| /* fill with data */ |
| for (j = 0; j < rowz && sqlite3_step(stmt) == SQLITE_ROW; j++) { |
| s[j].sub_ret = (char) sqlite3_column_int(stmt, 0); |
| s[j].sub_topic.msg_base = (u_char*) strdup((char*) sqlite3_column_text(stmt, 1)); |
| s[j].sub_topic.msg_len = strlen((char*) s[j].sub_topic.msg_base); |
| s[j].sub_value.msg_base = NULL; |
| s[j].sub_value.msg_len = 0; |
} |
} |
end: |
end: |
sqlite3_finalize(stmt); |
sqlite3_finalize(stmt); |