nmxptool.c 27 KB
Newer Older
Matteo Quintiliani's avatar
Matteo Quintiliani committed
1
2
3
4
5
6
7
8
9
/*! \file
 *
 * \brief Nanometrics Protocol Tool
 *
 * Author:
 * 	Matteo Quintiliani
 * 	Istituto Nazionale di Geofisica e Vulcanologia - Italy
 *	quintiliani@ingv.it
 *
Matteo Quintiliani's avatar
Matteo Quintiliani committed
10
 * $Id: nmxptool.c,v 1.56 2007-09-11 13:40:40 mtheo Exp $
Matteo Quintiliani's avatar
Matteo Quintiliani committed
11
 *
Matteo Quintiliani's avatar
Matteo Quintiliani committed
12
13
 */

14
15
16
17
18
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <nmxp.h>
Matteo Quintiliani's avatar
Matteo Quintiliani committed
19
20
21
22
23

#ifndef WIN32
#include <signal.h>
#endif

24
#include "config.h"
25
26
#include "nmxptool_getoptlong.h"

27
28
29
#ifdef HAVE_LIBMSEED
#include <libmseed.h>
#endif
30

31
32
#ifdef HAVE___SRC_SEEDLINK_PLUGIN_H
#include "seedlink_plugin.h"
33
34
#endif

Matteo Quintiliani's avatar
Matteo Quintiliani committed
35
36
37
#define CURRENT_NETWORK (params.network)? params.network : DEFAULT_NETWORK
#define GAP_TOLLERANCE 0.001
#define NMXPTOOL_MAX_FUNC_PD 10
38
#define TIME_TOLLERANCE 0.001
39
40
41

typedef struct {
    int32_t last_seq_no_sent;
42
    double last_sample_time;
43
    int32_t n_pdlist;
44
    NMXP_DATA_PROCESS **pdlist; /* Array for pd queue */
45
46
} NMXPTOOL_PD_RAW_STREAM;

47
48
49
50
51
52
53
typedef struct {
    int significant;
    double last_time;
    int32_t x_1;
    NMXPTOOL_PD_RAW_STREAM raw_stream_buffer;
} NMXPTOOL_CHAN_SEQ;

Matteo Quintiliani's avatar
Matteo Quintiliani committed
54
55
56
57
58
static void clientShutdown(int sig);
static void clientDummyHandler(int sig);

int nmxptool_write_miniseed(NMXP_DATA_PROCESS *pd);
int nmxptool_send_raw_depoch(NMXP_DATA_PROCESS *pd);
59
int nmxptool_print_seq_no(NMXP_DATA_PROCESS *pd);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
60
61

int seq_no_compare(const void *a, const void *b);
62
int nmxptool_manage_raw_stream(NMXPTOOL_PD_RAW_STREAM *p, NMXP_DATA_PROCESS *a_pd, int (*p_func_pd[NMXPTOOL_MAX_FUNC_PD]) (NMXP_DATA_PROCESS *), int n_func_pd);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
63
64
65
66

int nmxptool_check_and_log_gap(double time1, double time2, const double gap_tollerance, const char *station, const char *channel);


67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
/* Global variable for main program and handling terminitation program */
NMXPTOOL_PARAMS params;
int naqssock = 0;
FILE *outfile = NULL;
NMXP_CHAN_LIST *channelList = NULL;
NMXP_CHAN_LIST *channelList_subset = NULL;
NMXPTOOL_CHAN_SEQ *channelListSeq = NULL;

#ifdef HAVE_LIBMSEED
/* Mini-SEED variables */
NMXP_DATA_SEED data_seed;
MSRecord *msr_list_chan[MAX_N_CHAN];
#endif


82
int main (int argc, char **argv) {
83
    int32_t connection_time;
84
    int request_SOCKET_OK;
85
    int i_chan, cur_chan;
86
    int j;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
87
    int exitpdscondition;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
88
89
    int exitdapcondition;

Matteo Quintiliani's avatar
Matteo Quintiliani committed
90
    int span_interval = 10;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
91
92
    int time_to_sleep = 0;

93
94
95

    NMXP_MSG_SERVER type;
    void *buffer;
96
    int32_t length;
97
98
99
    int ret;

    char filename[500];
100
    char station_code[20], channel_code[20];
101
102
103
104
105
106
107
108

    NMXP_DATA_PROCESS *pd;

#ifdef HAVE_LIBMSEED
    /* Init mini-SEED variables */
    nmxp_data_seed_init(&data_seed);
#endif

Matteo Quintiliani's avatar
Matteo Quintiliani committed
109
110
111
112
113
114
115
116
#ifndef WIN32
    /* Signal handling, use POSIX calls with standardized semantics */
    struct sigaction sa;

    sa.sa_handler = clientDummyHandler;
    sa.sa_flags = SA_RESTART;
    sigemptyset(&sa.sa_mask);
    sigaction(SIGALRM, &sa, NULL);
117

Matteo Quintiliani's avatar
Matteo Quintiliani committed
118
119
120
121
122
123
124
125
126
127
128
129
    sa.sa_handler = clientShutdown;
    sigaction(SIGINT, &sa, NULL);
    sigaction(SIGQUIT, &sa, NULL); 
    sigaction(SIGTERM, &sa, NULL);

    sa.sa_handler = SIG_IGN;
    sigaction(SIGHUP, &sa, NULL);
    sigaction(SIGPIPE, &sa, NULL); 
#endif


    /* Default is normal output */
130
131
132
133
134
135
136
137
138
139
140
141
    nmxp_log(-1, 0);

    /* Initialize params from argument values */
    if(nmxptool_getopt_long(argc, argv, &params) != 0) {
	return 1;
    }

    /* Check consistency of params */
    if(nmxptool_check_params(&params) != 0) {
	return 1;
    }

142
143
144
145
    if(params.flag_verbose) {
	nmxp_log(-1, 2);
    }

146
147
148
    /* List available channels on server */
    if(params.flag_listchannels) {

Matteo Quintiliani's avatar
Matteo Quintiliani committed
149
150
151
152
	// TOREMOVE
	// channelList = nmxp_getAvailableChannelList(params.hostname, params.portnumberpds, NMXP_DATA_TIMESERIES);
	// TOREMOVE
	// nmxp_chan_print_channelList(channelList);
153

154
	nmxp_getMetaChannelList(params.hostname, params.portnumberdap, NMXP_DATA_TIMESERIES, params.flag_request_channelinfo);
155

156
157
158
159
160
161
162
163
164
165
166
	return 1;
    }

    /* Get list of available channels and get a subset list of params.channels */
    channelList = nmxp_getAvailableChannelList(params.hostname, params.portnumberpds, NMXP_DATA_TIMESERIES);
    channelList_subset = nmxp_chan_subset(channelList, NMXP_DATA_TIMESERIES, params.channels);

    /* Check if some channel already exists */
    if(channelList_subset->number <= 0) {
	nmxp_log(1, 0, "Channels not found!\n");
	return 1;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
167
168
    } else {
	nmxp_chan_print_channelList(channelList_subset);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
169

170
171
172
173
174
175
176
	nmxp_log(0, 1, "Init channelListSeq.\n");

	/* init channelListSeq */
	channelListSeq = (NMXPTOOL_CHAN_SEQ *) malloc(sizeof(NMXPTOOL_CHAN_SEQ) * channelList_subset->number);
	for(i_chan = 0; i_chan < channelList_subset->number; i_chan++) {
	    channelListSeq[i_chan].significant = 0;
	    channelListSeq[i_chan].last_time = 0.0;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
177
	    channelListSeq[i_chan].x_1 = 0;
178
	    channelListSeq[i_chan].raw_stream_buffer.last_seq_no_sent = -1;
179
	    channelListSeq[i_chan].raw_stream_buffer.last_sample_time = -1.0;
180
	    channelListSeq[i_chan].raw_stream_buffer.n_pdlist = 0;
181
182
	    channelListSeq[i_chan].raw_stream_buffer.pdlist = (NMXP_DATA_PROCESS **) malloc (params.max_pdlist_items * sizeof(NMXP_DATA_PROCESS *));
	    for(j=0; j<params.max_pdlist_items; j++) {
183
184
		channelListSeq[i_chan].raw_stream_buffer.pdlist[j] = NULL;
	    }
185
186
	}

Matteo Quintiliani's avatar
Matteo Quintiliani committed
187
#ifdef HAVE_LIBMSEED
188
189
190
	nmxp_log(0, 1, "Init mini-SEED record list.\n");

	/* Init mini-SEED record list */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
191
	for(i_chan = 0; i_chan < channelList_subset->number; i_chan++) {
192
193
194
195
196
197
198
199

	    nmxp_log(0, 1, "Init mini-SEED record for %s\n", channelList_subset->channel[i_chan].name);

	    msr_list_chan[i_chan] = msr_init(NULL);

	    /* Separate station_code and channel_code */
	    if(nmxp_chan_cpy_sta_chan(channelList_subset->channel[i_chan].name, station_code, channel_code)) {

200
		nmxp_log(0, 1, "%s.%s.%s\n", CURRENT_NETWORK, station_code, channel_code);
201

202
		strcpy(msr_list_chan[i_chan]->network, CURRENT_NETWORK);
203
204
205
206
207
208
209
210
211
212
213
		strcpy(msr_list_chan[i_chan]->station, station_code);
		strcpy(msr_list_chan[i_chan]->channel, channel_code);

		msr_list_chan[i_chan]->reclen = 512;         /* byte record length */
		msr_list_chan[i_chan]->encoding = DE_STEIM1;  /* Steim 1 compression */

	    } else {
		nmxp_log(1, 0, "Channels %s error in format!\n");
		return 1;
	    }

Matteo Quintiliani's avatar
Matteo Quintiliani committed
214
215
	}
#endif
216

217
218
219
220
221
222
223
224
    }

    /* Free the complete channel list */
    if(channelList) {
	free(channelList);
	channelList = NULL;
    }

Matteo Quintiliani's avatar
Matteo Quintiliani committed
225
226
    nmxp_log(0, 1, "Starting comunication.\n");

227
    /* TODO condition starting DAP or PDS */
228
229
230
    if( (params.start_time != 0   &&   params.end_time != 0)
	    || params.delay > 0
	    ) {
231

Matteo Quintiliani's avatar
Matteo Quintiliani committed
232
	if(params.delay > 0) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
233
	    params.start_time = ((time(NULL) - params.delay - span_interval) / 10) * 10;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
234
235
236
	    params.end_time = params.start_time + span_interval;
	}

237

238
239
240
	/* ************************************************************** */
	/* Start subscription protocol "DATA ACCESS PROTOCOL" version 1.0 */
	/* ************************************************************** */
241

242
243
244
245
246
	/* DAP Step 1: Open a socket */
	if( (naqssock = nmxp_openSocket(params.hostname, params.portnumberdap)) == NMXP_SOCKET_ERROR) {
	    nmxp_log(1, 0, "Error opening socket!\n");
	    return 1;
	}
247

248
249
250
251
252
	/* DAP Step 2: Read connection time */
	if(nmxp_readConnectionTime(naqssock, &connection_time) != NMXP_SOCKET_OK) {
	    nmxp_log(1, 0, "Error reading connection time from server!\n");
	    return 1;
	}
253

254
255
256
257
258
259
260
261
262
263
264
	/* DAP Step 3: Send a ConnectRequest */
	if(nmxp_sendConnectRequest(naqssock, params.datas_username, params.datas_password, connection_time) != NMXP_SOCKET_OK) {
	    nmxp_log(1, 0, "Error sending connect request!\n");
	    return 1;
	}

	/* DAP Step 4: Wait for a Ready message */
	if(nmxp_waitReady(naqssock) != NMXP_SOCKET_OK) {
	    nmxp_log(1, 0, "Error waiting Ready message!\n");
	    return 1;
	}
265

266
267
268
269
270
271
	exitdapcondition = 1;

	while(exitdapcondition) {

	nmxp_log(0, 1, "start_time = %d - end_time = %d\n", params.start_time, params.end_time);

272
273
274
	/* Start loop for sending requests */
	i_chan=0;
	request_SOCKET_OK = NMXP_SOCKET_OK;
275

276
	while(request_SOCKET_OK == NMXP_SOCKET_OK  &&  i_chan < channelList_subset->number) {
277

278
	    /* DAP Step 5: Send Data Request */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
279
	    request_SOCKET_OK = nmxp_sendDataRequest(naqssock, channelList_subset->channel[i_chan].key, (double) params.start_time, (double) params.end_time);
280

281
	    if(request_SOCKET_OK == NMXP_SOCKET_OK) {
282

283
284
		if(params.flag_writefile) {
		    /* Open output file */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
285
		    sprintf(filename, "%s.%s.%d.%d.%d.nmx",
286
			    CURRENT_NETWORK,
Matteo Quintiliani's avatar
Matteo Quintiliani committed
287
288
289
			    channelList_subset->channel[i_chan].name,
			    channelList_subset->channel[i_chan].key,
			    params.start_time, params.end_time);
290

291
292
293
294
		    outfile = fopen(filename, "w");
		    if(!outfile) {
			nmxp_log(1, 0, "Can not to open file %s!", filename);
		    }
295
296
297
		}

#ifdef HAVE_LIBMSEED
298
299
		if(params.flag_writeseed) {
		    /* Open output Mini-SEED file */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
300
		    sprintf(data_seed.filename_mseed, "%s.%s.%d.%d.%d.miniseed",
301
			    CURRENT_NETWORK,
Matteo Quintiliani's avatar
Matteo Quintiliani committed
302
303
304
305
			    channelList_subset->channel[i_chan].name,
			    channelList_subset->channel[i_chan].key,
			    params.start_time,
			    params.end_time);
306

307
308
309
310
311
312
		    data_seed.outfile_mseed = fopen(data_seed.filename_mseed, "w");
		    if(!data_seed.outfile_mseed) {
			nmxp_log(1, 0, "Can not to open file %s!", data_seed.filename_mseed);
		    }
		}
#endif
313

314
315
316
		if(params.flag_writefile  &&  outfile) {
		    /* Compute SNCL line */

317
318
319
320
321
		    /* Separate station_code_old_way and channel_code_old_way */
		    if(nmxp_chan_cpy_sta_chan(channelList_subset->channel[i_chan].name, station_code, channel_code)) {
			/* Write SNCL line */
			fprintf(outfile, "%s.%s.%s.%s\n",
				station_code,
322
				CURRENT_NETWORK,
323
324
				channel_code,
				(params.location)? params.location : "");
325
		    }
326
327
328

		}

329
330
331
		/* DAP Step 6: Receive Data until receiving a Ready message */
		ret = nmxp_receiveMessage(naqssock, &type, &buffer, &length);
		nmxp_log(0, 1, "ret = %d, type = %d\n", ret, type);
332

333
		while(ret == NMXP_SOCKET_OK   &&    type != NMXP_MSG_READY) {
334

335
		    /* Process a packet and return value in NMXP_DATA_PROCESS structure */
336
		    pd = nmxp_processCompressedData(buffer, length, channelList_subset, CURRENT_NETWORK);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
337
		    nmxp_data_trim(pd, params.start_time, params.end_time, 0);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
338
339

		    /* Log contents of last packet */
340
341
342
		    if(params.flag_logdata) {
			nmxp_data_log(pd);
		    }
343

344
		    /* Set cur_chan */
345
		    cur_chan = nmxp_chan_lookupKeyIndex(pd->key, channelList_subset);
346
347

		    /* Management of gaps */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
348
		    if(!channelListSeq[cur_chan].significant && pd->nSamp > 0) {
349
350
			channelListSeq[cur_chan].significant = 1;
		    } else {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
351
			if(channelListSeq[cur_chan].significant) {
352
353
			    if(nmxptool_check_and_log_gap(pd->time, channelListSeq[cur_chan].last_time, GAP_TOLLERANCE, pd->station, pd->channel)) {
				channelListSeq[cur_chan].x_1 = 0;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
354
				nmxp_log(NMXP_LOG_WARN, 0, "%s.%s x0 set to zero!\n", pd->station, pd->channel);
355
			    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
356
357
			}
		    }
358
		    if(channelListSeq[cur_chan].significant && pd->nSamp > 0) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
359
			channelListSeq[cur_chan].last_time = pd->time + ((double) pd->nSamp / (double) pd->sampRate);
360
361
		    }

362
#ifdef HAVE_LIBMSEED
363
364
		    /* Write Mini-SEED record */
		    if(params.flag_writeseed) {
365
			nmxptool_write_miniseed(pd);
366
		    }
367
#endif
368

369
#ifdef HAVE___SRC_SEEDLINK_PLUGIN_C
370
		    /* Send data to SeedLink Server */
371
		    if(params.flag_slink) {
372
			nmxptool_send_raw_depoch(pd);
373
		    }
374
375
#endif

376
377
378
		    if(params.flag_writefile  &&  outfile) {
			/* Write buffer to the output file */
			if(outfile && buffer && length > 0) {
379
			    int32_t length_int = length;
380
381
382
383
384
			    nmxp_data_swap_4b((int32_t *) &length_int);
			    fwrite(&length_int, sizeof(length_int), 1, outfile);
			    fwrite(buffer, length, 1, outfile);
			}
		    }
385

Matteo Quintiliani's avatar
Matteo Quintiliani committed
386
387
388
389
390
		    /* Store x_1 */
		    if(pd->nSamp > 0) {
			channelListSeq[cur_chan].x_1 = pd->pDataPtr[pd->nSamp-1];
		    }
		    /* Free pd->buffer */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
391
392
393
		    if(pd->buffer) {
			free(pd->buffer);
			pd->buffer = NULL;
394
		    }
395
396
397
398

		    /* Receive Data */
		    ret = nmxp_receiveMessage(naqssock, &type, &buffer, &length);
		    nmxp_log(0, 1, "ret = %d, type = %d\n", ret, type);
399
400
		}

401
402
403
		if(params.flag_writefile  &&  outfile) {
		    /* Close output file */
		    fclose(outfile);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
404
		    outfile = NULL;
405
406
		}

407
408
409
410
#ifdef HAVE_LIBMSEED
		if(params.flag_writeseed  &&  data_seed.outfile_mseed) {
		    /* Close output Mini-SEED file */
		    fclose(data_seed.outfile_mseed);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
411
		    data_seed.outfile_mseed = NULL;
412
413
		}
#endif
414
415

	    }
416
417
418
	    i_chan++;
	}
	/* DAP Step 7: Repeat steps 5 and 6 for each data request */
419

Matteo Quintiliani's avatar
Matteo Quintiliani committed
420
	if(params.delay > 0) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
421
422
423
424
425
426
427
	    time_to_sleep = (params.end_time - params.start_time) - (time(NULL) - (params.start_time + params.delay + span_interval));
	    if(time_to_sleep >= 0) {
		sleep(time_to_sleep);
	    } else {
		nmxp_log(1, 0, "time to sleep %dsec.\n", time_to_sleep);
		sleep(3);
	    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
428
429
430
431
432
433
	    params.start_time = params.end_time;
	    params.end_time = params.start_time + span_interval;
	} else {
	    exitdapcondition = 0;
	}

434

Matteo Quintiliani's avatar
Matteo Quintiliani committed
435
    } /* END while(exitdapcondition) */
436

437
438
439
440
441
442
443
444
445
446
447
	/* DAP Step 8: Send a Terminate message (optional) */
	nmxp_sendTerminateSubscription(naqssock, NMXP_SHUTDOWN_NORMAL, "Bye!");

	/* DAP Step 9: Close the socket */
	nmxp_closeSocket(naqssock);

	/* ************************************************************ */
	/* End subscription protocol "DATA ACCESS PROTOCOL" version 1.0 */
	/* ************************************************************ */


448

Matteo Quintiliani's avatar
Matteo Quintiliani committed
449
    } else {
450

451
	int n_func_pd = 0;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
452
	int (*p_func_pd[NMXPTOOL_MAX_FUNC_PD]) (NMXP_DATA_PROCESS *);
453
454
455

	if(params.stc == -1) {

456
457
458
459
	    if(params.flag_logdata) {
		p_func_pd[n_func_pd++] = nmxptool_print_seq_no;
	    }

460
461
462
463
464
465
466
467
468
469
470
471
472
473
#ifdef HAVE_LIBMSEED
	    /* Write Mini-SEED record */
	    if(params.flag_writeseed) {
		p_func_pd[n_func_pd++] = nmxptool_write_miniseed;
	    }
#endif

#ifdef HAVE___SRC_SEEDLINK_PLUGIN_C
	    /* Send data to SeedLink Server */
	    if(params.flag_slink) {
		p_func_pd[n_func_pd++] = nmxptool_send_raw_depoch;
	    }
#endif
	}
474

475
476
477
478
479
480
481
482
483
	/* ************************************************************* */
	/* Start subscription protocol "PRIVATE DATA STREAM" version 1.4 */
	/* ************************************************************* */

	/* PDS Step 1: Open a socket */
	naqssock = nmxp_openSocket(params.hostname, params.portnumberpds);

	if(naqssock == NMXP_SOCKET_ERROR) {
	    return 1;
484
485
	}

486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
	/* PDS Step 2: Send a Connect */
	if(nmxp_sendConnect(naqssock) != NMXP_SOCKET_OK) {
	    printf("Error on sendConnect()\n");
	    return 1;
	}

	/* PDS Step 3: Receive ChannelList */
	if(nmxp_receiveChannelList(naqssock, &channelList) != NMXP_SOCKET_OK) {
	    printf("Error on receiveChannelList()\n");
	    return 1;
	}

	/* Get a subset of channel from arguments */
	channelList_subset = nmxp_chan_subset(channelList, NMXP_DATA_TIMESERIES, params.channels);


	/* PDS Step 4: Send a Request Pending (optional) */
503
504


505
506
507
508
509
510
	/* PDS Step 5: Send AddChannels */
	/* Request Data */
	nmxp_sendAddTimeSeriesChannel(naqssock, channelList_subset, params.stc, params.rate, (params.flag_buffered)? NMXP_BUFFER_YES : NMXP_BUFFER_NO);

	/* PDS Step 6: Repeat until finished: receive and handle packets */

Matteo Quintiliani's avatar
Matteo Quintiliani committed
511
512
513
514
#ifdef HAVE_LIBMSEED
	if(params.flag_writeseed) {
	    /* Open output Mini-SEED file */
	    sprintf(data_seed.filename_mseed, "%s.realtime.miniseed",
515
		    CURRENT_NETWORK);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
516
517
518
519
520
521
522
523
524
525

	    data_seed.outfile_mseed = fopen(data_seed.filename_mseed, "w");
	    if(!data_seed.outfile_mseed) {
		nmxp_log(1, 0, "Can not to open file %s!", data_seed.filename_mseed);
	    } else {
		nmxp_log(0, 1, "Opened file %s!\n", data_seed.filename_mseed);
	    }
	}
#endif

Matteo Quintiliani's avatar
Matteo Quintiliani committed
526
527
528
529
	// TODO
	exitpdscondition = 1;

	while(exitpdscondition) {
530
	    /* Process Compressed or Decompressed Data */
531
	    pd = nmxp_receiveData(naqssock, channelList_subset, CURRENT_NETWORK);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
532
533

	    /* Log contents of last packet */
534
535
536
	    if(params.flag_logdata) {
		nmxp_data_log(pd);
	    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
537

538
	    /* Set cur_chan */
539
	    cur_chan = nmxp_chan_lookupKeyIndex(pd->key, channelList_subset);
540

541
542
543
	    /* Manage Raw Stream */
	    if(params.stc == -1) {
		nmxptool_manage_raw_stream(&(channelListSeq[cur_chan].raw_stream_buffer), pd, p_func_pd, n_func_pd);
544
	    } else {
545
546
547
548
549
550
551
552

		/* Management of gaps */
		if(!channelListSeq[cur_chan].significant && pd->nSamp > 0) {
		    channelListSeq[cur_chan].significant = 1;
		} else {
		    if(channelListSeq[cur_chan].significant) {
			if(nmxptool_check_and_log_gap(pd->time, channelListSeq[cur_chan].last_time, GAP_TOLLERANCE, pd->station, pd->channel)) {
			    channelListSeq[cur_chan].x_1 = 0;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
553
			    nmxp_log(NMXP_LOG_WARN, 0, "%s.%s x0 set to zero!\n", pd->station, pd->channel);
554
			}
555
		    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
556
		}
557
558
559
		if(channelListSeq[cur_chan].significant && pd->nSamp > 0) {
		    channelListSeq[cur_chan].last_time = pd->time + ((double) pd->nSamp / (double) pd->sampRate);
		}
560

Matteo Quintiliani's avatar
Matteo Quintiliani committed
561
562

#ifdef HAVE_LIBMSEED
563
564
565
566
		/* Write Mini-SEED record */
		if(params.flag_writeseed) {
		    nmxptool_write_miniseed(pd);
		}
Matteo Quintiliani's avatar
Matteo Quintiliani committed
567
568
#endif

569
#ifdef HAVE___SRC_SEEDLINK_PLUGIN_C
570
571
572
573
		/* Send data to SeedLink Server */
		if(params.flag_slink) {
		    nmxptool_send_raw_depoch(pd);
		}
574
#endif
575
	    }
576

Matteo Quintiliani's avatar
Matteo Quintiliani committed
577
578
579
580
581
	    /* Store x_1 */
	    if(pd->nSamp > 0) {
		channelListSeq[cur_chan].x_1 = pd->pDataPtr[pd->nSamp-1];
	    }
	    /* Free pd->buffer */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
582
583
584
585
586
	    if(pd->buffer) {
		free(pd->buffer);
		pd->buffer = NULL;
	    }

Matteo Quintiliani's avatar
Matteo Quintiliani committed
587
588
	    // TODO
	    exitpdscondition = 1;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
589
590
591
592
593
594
595
596
597
	}

#ifdef HAVE_LIBMSEED
	if(params.flag_writeseed  &&  data_seed.outfile_mseed) {
	    /* Close output Mini-SEED file */
	    fclose(data_seed.outfile_mseed);
	}
#endif

598
599
600
601
602
603
604
605
606
607
608

	/* PDS Step 7: Send Terminate Subscription */
	nmxp_sendTerminateSubscription(naqssock, NMXP_SHUTDOWN_NORMAL, "Good Bye!");

	/* PDS Step 8: Close the socket */
	nmxp_closeSocket(naqssock);

	/* *********************************************************** */
	/* End subscription protocol "PRIVATE DATA STREAM" version 1.4 */
	/* *********************************************************** */

609
610
611



612
    }
613

614
615
616
617
618
619
620
621
622
623
#ifdef HAVE_LIBMSEED
	if(*msr_list_chan) {
	    for(i_chan = 0; i_chan < channelList_subset->number; i_chan++) {
		if(msr_list_chan[i_chan]) {
		    msr_free(&(msr_list_chan[i_chan]));
		}
	    }
	}
#endif

624
625
626
627
628
629
630
631
632
633
634
	for(i_chan = 0; i_chan < channelList_subset->number; i_chan++) {
	    if(channelListSeq[i_chan].raw_stream_buffer.pdlist) {
		for(j=0; j<params.max_pdlist_items; j++) {
		    if(channelListSeq[i_chan].raw_stream_buffer.pdlist[j]) {
			free(channelListSeq[i_chan].raw_stream_buffer.pdlist[j]);
		    }
		}
		free(channelListSeq[i_chan].raw_stream_buffer.pdlist);
	    }
	}

635
636
637
638
639
640
641
642
643
	if(channelListSeq) {
	    free(channelListSeq);
	}

	/* This has to be tha last */
	if(channelList_subset) {
	    free(channelList_subset);
	}

644
645

    return 0;
646
} /* End MAIN */
647
648
649
650
651





Matteo Quintiliani's avatar
Matteo Quintiliani committed
652
653
/* Do any needed cleanup and exit */
static void clientShutdown(int sig) {
654
655
    int j;

Matteo Quintiliani's avatar
Matteo Quintiliani committed
656
657
658
659
660
661
662
663
664
665
666
667
668
669
    nmxp_log(0, 0, "Program interrupted!\n");

    if(params.flag_writefile  &&  outfile) {
	/* Close output file */
	fclose(outfile);
    }

#ifdef HAVE_LIBMSEED
    if(params.flag_writeseed  &&  data_seed.outfile_mseed) {
	/* Close output Mini-SEED file */
	fclose(data_seed.outfile_mseed);
    }
#endif

670

Matteo Quintiliani's avatar
Matteo Quintiliani committed
671
672
673
674
675
676
    /* PDS Step 7: Send Terminate Subscription */
    nmxp_sendTerminateSubscription(naqssock, NMXP_SHUTDOWN_NORMAL, "Good Bye!");

    /* PDS Step 8: Close the socket */
    nmxp_closeSocket(naqssock);

677

Matteo Quintiliani's avatar
Matteo Quintiliani committed
678
679
680
    if(channelList == NULL) {
	free(channelList);
    }
681
682
683
684
685
686
687
688
689
690
691
692

#ifdef HAVE_LIBMSEED
    int i_chan;
    if(*msr_list_chan) {
	for(i_chan = 0; i_chan < channelList_subset->number; i_chan++) {
	    if(msr_list_chan[i_chan]) {
		msr_free(&(msr_list_chan[i_chan]));
	    }
	}
    }
#endif

693
694
695
696
697
698
699
700
701
702
703
    for(i_chan = 0; i_chan < channelList_subset->number; i_chan++) {
	if(channelListSeq[i_chan].raw_stream_buffer.pdlist) {
	    for(j=0; j<params.max_pdlist_items; j++) {
		if(channelListSeq[i_chan].raw_stream_buffer.pdlist[j]) {
		    free(channelListSeq[i_chan].raw_stream_buffer.pdlist[j]);
		}
	    }
	    free(channelListSeq[i_chan].raw_stream_buffer.pdlist);
	}
    }

704
705
706
707
708
    if(channelListSeq) {
	free(channelListSeq);
    }

    /* This has to be the last */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
709
710
711
712
713
714
    if(channelList_subset == NULL) {
	free(channelList_subset);
    }

    exit( sig );
} /* End of clientShutdown() */
715

Matteo Quintiliani's avatar
Matteo Quintiliani committed
716
717
718
719

/* Empty signal handler routine */
static void clientDummyHandler(int sig) {
}
Matteo Quintiliani's avatar
Matteo Quintiliani committed
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757



int seq_no_compare(const void *a, const void *b)
{       
    int ret = 0;
    NMXP_DATA_PROCESS **ppa = (NMXP_DATA_PROCESS **) a;
    NMXP_DATA_PROCESS **ppb = (NMXP_DATA_PROCESS **) b;
    NMXP_DATA_PROCESS *pa = *ppa;
    NMXP_DATA_PROCESS *pb = *ppb;

    if(pa && pb) {
	if(pa->seq_no > pb->seq_no) {
	    ret = 1;
	} else if (pa->seq_no < pb->seq_no) {
	    ret = -1;
	}
    } else {
	printf("Error pa and/or pb are NULL!\n");
    }

    return ret;
}


int nmxptool_write_miniseed(NMXP_DATA_PROCESS *pd) {
    int cur_chan;
    int ret = 0;
    if( (cur_chan = nmxp_chan_lookupKeyIndex(pd->key, channelList_subset)) != -1) {

	ret = nmxp_data_msr_pack(pd, &data_seed, msr_list_chan[cur_chan], channelListSeq[cur_chan].x_1);

    } else {
	nmxp_log(1, 0, "Key %d not found in channelList_subset!\n", pd->key);
    }
    return ret;
}

758
759
760
int nmxptool_print_seq_no(NMXP_DATA_PROCESS *pd) {
    int ret = 0;

761
    nmxp_log(NMXP_LOG_NORM_NO, 0, "%s.%s %2d %d %d  lat. %.1fs\n",
Matteo Quintiliani's avatar
Matteo Quintiliani committed
762
763
	    pd->station,
	    pd->channel,
764
765
	    pd->packet_type,
	    pd->seq_no,
766
767
	    pd->oldest_seq_no,
	    nmxp_data_latency(pd)
768
769
770
771
772
	    );

    return ret;
}

Matteo Quintiliani's avatar
Matteo Quintiliani committed
773
774
775
776
777
778
779
780
781
782
int nmxptool_send_raw_depoch(NMXP_DATA_PROCESS *pd) {
    /* TODO Set values */
    const int usec_correction = 0;
    const int timing_quality = 100;

    return send_raw_depoch(pd->station, pd->channel, pd->time, usec_correction, timing_quality,
	    pd->pDataPtr, pd->nSamp);
}


783
int nmxptool_manage_raw_stream(NMXPTOOL_PD_RAW_STREAM *p, NMXP_DATA_PROCESS *a_pd, int (*p_func_pd[NMXPTOOL_MAX_FUNC_PD]) (NMXP_DATA_PROCESS *), int n_func_pd) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
784
785
786
    int ret = 0;
    int send_again = 1;
    int seq_no_diff;
787
    double time_diff;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
788
    double latency = 0.0;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
789
    int j=0, k=0;
790
    int i_func_pd;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
791
    char str_time[200];
Matteo Quintiliani's avatar
Matteo Quintiliani committed
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
    NMXP_DATA_PROCESS *pd = NULL;

    /* Allocate memory for pd and copy a_pd */
    pd = (NMXP_DATA_PROCESS *) malloc (sizeof(NMXP_DATA_PROCESS));
    memcpy(pd, a_pd, sizeof(NMXP_DATA_PROCESS));
    if(a_pd->length > 0) {
	pd->buffer = malloc(pd->length);
	memcpy(pd->buffer, a_pd->buffer, a_pd->length);
    } else {
	pd->buffer = NULL;
    }
    if(a_pd->nSamp *  sizeof(int) > 0) {
	pd->pDataPtr = (int *) malloc(a_pd->nSamp * sizeof(int));
	memcpy(pd->pDataPtr, a_pd->pDataPtr, a_pd->nSamp * sizeof(int));
    } else {
	pd->pDataPtr = NULL;
    }

    /* First time */
    if(p->last_seq_no_sent == -1) {
	p->last_seq_no_sent = pd->seq_no - 1;
813
	p->last_sample_time = pd->time;
814
	nmxp_log(0, 1, "First time nmxptool_manage_raw_stream().\n");
Matteo Quintiliani's avatar
Matteo Quintiliani committed
815
816
817
    }

    /* Add pd and sort array */
818
    if(p->n_pdlist >= params.max_pdlist_items) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
819
820
821
	/* Supposing p->pdlist is ordered,
	 * handle the first item and over write it.
	 */
822
	seq_no_diff = p->pdlist[0]->seq_no - p->last_seq_no_sent;
823
	time_diff = p->pdlist[0]->time - p->last_sample_time;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
824
	latency = nmxp_data_latency(p->pdlist[0]);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
825
	nmxp_data_to_str(str_time, p->pdlist[0]->time);
826
	if( seq_no_diff > 0) {
827
	    nmxp_log(NMXP_LOG_WARN, 0, "Force handling packet %s.%s.%d.%d (%s - %.2f sec.)  time_diff %.2fs  lat. %.1fs!\n",
828
		    p->pdlist[0]->station, p->pdlist[0]->channel, p->pdlist[0]->seq_no, p->pdlist[0]->packet_type, str_time,
Matteo Quintiliani's avatar
Matteo Quintiliani committed
829
		    (double) p->pdlist[0]->nSamp / (double) p->pdlist[0]->sampRate, time_diff, latency);
830
831
832
833
	    for(i_func_pd=0; i_func_pd<n_func_pd; i_func_pd++) {
		(*p_func_pd[i_func_pd])(p->pdlist[0]);
	    }
	    p->last_seq_no_sent = (p->pdlist[0]->seq_no);
834
	    p->last_sample_time = (p->pdlist[0]->time + ((double) p->pdlist[0]->nSamp / (double) p->pdlist[0]->sampRate ));
835
836
	} else {
	    /* It should not occur */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
837
	    nmxp_log(NMXP_LOG_WARN, 0, "NOT OCCUR! Packets %s.%s.%d.%d (%s - %.2f sec.) discarded, seq_no_diff=%d time_diff %.2fs  lat. %.1fs\n",
838
		    p->pdlist[0]->station, p->pdlist[0]->channel, p->pdlist[0]->seq_no, p->pdlist[0]->packet_type, str_time,
Matteo Quintiliani's avatar
Matteo Quintiliani committed
839
		    (double) p->pdlist[0]->nSamp / (double) p->pdlist[0]->sampRate, seq_no_diff, time_diff, latency);
840
841
842
843
844
845
846
847
848
849
850
851
852
853
	}

	/* Free handled packet */
	if(p->pdlist[0]->buffer) {
	    free(p->pdlist[0]->buffer);
	    p->pdlist[0]->buffer = NULL;
	}
	if(p->pdlist[0]->pDataPtr) {
	    free(p->pdlist[0]->pDataPtr);
	    p->pdlist[0]->pDataPtr = NULL;
	}
	if(p->pdlist[0]) {
	    free(p->pdlist[0]);
	    p->pdlist[0] = NULL;
854
	}
855

Matteo Quintiliani's avatar
Matteo Quintiliani committed
856
857
858
859
860
861
	p->pdlist[0] = pd;
    } else {
	p->pdlist[p->n_pdlist++] = pd;
    }
    qsort(p->pdlist, p->n_pdlist, sizeof(NMXP_DATA_PROCESS *), seq_no_compare);

862
863
    // TODO Check for packet duplication in pd->pdlist

Matteo Quintiliani's avatar
Matteo Quintiliani committed
864
865
866
867
    /* Print array, only for debugging */
    if(p->n_pdlist > 1) {
	int y = 0;
	for(y=0; y < p->n_pdlist; y++) {
868
	    nmxp_log(0, 1, "%02d pkt %d\n", y, p->pdlist[y]->seq_no);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
869
870
871
	}
    }

872
873
    // TODO Condition for max tollerable latency

Matteo Quintiliani's avatar
Matteo Quintiliani committed
874
875
876
877
878
879
    /* Manage array and execute func_pd() */
    j=0;
    send_again = 1;
    while(send_again  &&  j < p->n_pdlist) {
	send_again = 0;
	seq_no_diff = p->pdlist[j]->seq_no - p->last_seq_no_sent;
880
	time_diff = p->pdlist[j]->time - p->last_sample_time;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
881
	latency = nmxp_data_latency(p->pdlist[j]);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
882
	nmxp_data_to_str(str_time, p->pdlist[j]->time);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
883
884
	if(seq_no_diff <= 0) {
	    // Duplicated packets: Discarded
885
	    nmxp_log(NMXP_LOG_WARN, 0, "Packets %s.%s.%d.%d (%s - %f sec.) discarded, seq_no_diff=%d  time_diff=%.2fs  lat %.1fs\n",
886
		    p->pdlist[j]->station, p->pdlist[j]->channel, p->pdlist[j]->seq_no, p->pdlist[j]->packet_type, str_time,
Matteo Quintiliani's avatar
Matteo Quintiliani committed
887
		    (double) p->pdlist[j]->nSamp /  (double) p->pdlist[j]->sampRate, seq_no_diff, time_diff, latency);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
888
889
890
	    send_again = 1;
	    j++;
	} else if(seq_no_diff == 1) {
891
892
893
	    for(i_func_pd=0; i_func_pd<n_func_pd; i_func_pd++) {
		(*p_func_pd[i_func_pd])(p->pdlist[j]);
	    }
894
895
896
897
898
899
	    if(time_diff > TIME_TOLLERANCE || time_diff < -TIME_TOLLERANCE) {
		nmxp_log(NMXP_LOG_WARN, 0, "time is not correct %s.%s seq_no_diff=%d time_diff=%.2fs  ([%d] %d-%d)  (%s - %.2f sec.) lat. %.1fs\n",
		    p->pdlist[j]->station, p->pdlist[j]->channel, 
		    seq_no_diff, time_diff, p->pdlist[j]->packet_type, p->pdlist[j]->seq_no, p->last_seq_no_sent,
		    str_time, (double) p->pdlist[j]->nSamp /  (double) p->pdlist[j]->sampRate, latency);
	    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
900
	    p->last_seq_no_sent = p->pdlist[j]->seq_no;
901
	    p->last_sample_time = (p->pdlist[j]->time + ((double) p->pdlist[j]->nSamp / (double) p->pdlist[j]->sampRate ));
Matteo Quintiliani's avatar
Matteo Quintiliani committed
902
903
	    send_again = 1;
	    j++;
904
	} else {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
905
	    nmxp_log(NMXP_LOG_WARN, 0, "%s.%s seq_no_diff=%d ([%d] %d-%d)  j=%2d  p->n_pdlist=%2d (%s - %.2f sec.) time_diff=%.2fs  lat. %.1fs\n",
Matteo Quintiliani's avatar
Matteo Quintiliani committed
906
		    p->pdlist[j]->station, p->pdlist[j]->channel, 
907
		    seq_no_diff, p->pdlist[j]->packet_type, p->pdlist[j]->seq_no, p->last_seq_no_sent, j, p->n_pdlist,
Matteo Quintiliani's avatar
Matteo Quintiliani committed
908
		    str_time, (double) p->pdlist[j]->nSamp /  (double) p->pdlist[j]->sampRate, time_diff, latency);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
909
910
911
	}
    }

912
    /* Shift and free j handled elements */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
913
914
    if(j > 0) {
	for(k=0; k < p->n_pdlist; k++) {
915
	    if(k < j) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
916
917
918
919
920
921
922
923
924
925
926
927
		if(p->pdlist[k]->buffer) {
		    free(p->pdlist[k]->buffer);
		    p->pdlist[k]->buffer = NULL;
		}
		if(p->pdlist[k]->pDataPtr) {
		    free(p->pdlist[k]->pDataPtr);
		    p->pdlist[k]->pDataPtr = NULL;
		}
		if(p->pdlist[k]) {
		    free(p->pdlist[k]);
		    p->pdlist[k] = NULL;
		}
928
929
	    }
	    if(k + j < p->n_pdlist) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
930
931
932
933
934
935
936
937
		p->pdlist[k] = p->pdlist[k+j];
	    } else {
		p->pdlist[k] = NULL;
	    }
	}
	p->n_pdlist = p->n_pdlist - j;
    }

938
    nmxp_log(0, 1, "j=%d  p->n_pdlist=%d FINAL\n", j, p->n_pdlist);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955

    return ret;
}


int nmxptool_check_and_log_gap(double time1, double time2, const double gap_tollerance, const char *station, const char *channel) {
    int ret = 0;
    double gap = time1 - time2 ;
    if(gap > gap_tollerance) {
	nmxp_log(1, 0, "Gap %.2f sec. for %s.%s from %.2f to %.2f!\n", gap, station, channel, time1, time2);
	ret = 1;
    } else if (gap < -gap_tollerance) {
	nmxp_log(1, 0, "Overlap %.2f sec. for %s.%s from %.2f to %.2f!\n", gap, station, channel, time2, time1);
	ret = 1;
    }
    return ret;
}