nmxptool.c 23.1 KB
Newer Older
1
2
3
4
5
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <nmxp.h>
Matteo Quintiliani's avatar
Matteo Quintiliani committed
6
7
8
9
10

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

11
#include "config.h"
12
13
#include "nmxptool_getoptlong.h"

14
15
16
#ifdef HAVE_LIBMSEED
#include <libmseed.h>
#endif
17

18
19
#ifdef HAVE___SRC_SEEDLINK_PLUGIN_H
#include "seedlink_plugin.h"
20
21
#endif

Matteo Quintiliani's avatar
Matteo Quintiliani committed
22
23
24
#define CURRENT_NETWORK (params.network)? params.network : DEFAULT_NETWORK
#define GAP_TOLLERANCE 0.001
#define NMXPTOOL_MAX_FUNC_PD 10
25
26
27
28
29
30
31
32
33
34
35
36
37
38

/* Max number of packet I can tollerate to wait.
 * It should be better to express it by time, for example 30 sec., 1 min., ecc....
 */
#define NMXPTOOL_MAX_DIFF_SEQ_NO 40
/* I can suppose in the worst case I can have the double number of packets I can tollerate to wait */
#define NMXPTOOL_MAX_PDLIST_ITEMS NMXPTOOL_MAX_DIFF_SEQ_NO*2

typedef struct {
    int32_t last_seq_no_sent;
    int32_t n_pdlist;
    NMXP_DATA_PROCESS *pdlist[NMXPTOOL_MAX_PDLIST_ITEMS];
} NMXPTOOL_PD_RAW_STREAM;

39
40
41
42
43
44
45
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
46
47
48
49
50
51
52
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);

int seq_no_compare(const void *a, const void *b);
53
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
54
55
56
57

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


58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
/* 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


73
int main (int argc, char **argv) {
74
    int32_t connection_time;
75
    int request_SOCKET_OK;
76
    int i_chan, cur_chan;
77
    int j;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
78
    int exitpdscondition;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
79
80
    int exitdapcondition;

Matteo Quintiliani's avatar
Matteo Quintiliani committed
81
    int span_interval = 10;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
82
83
    int time_to_sleep = 0;

84
85
86

    NMXP_MSG_SERVER type;
    void *buffer;
87
    int32_t length;
88
89
90
    int ret;

    char filename[500];
91
    char station_code[20], channel_code[20];
92
93
94
95
96
97
98
99

    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
100
101
102
103
104
105
106
107
#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);
108

Matteo Quintiliani's avatar
Matteo Quintiliani committed
109
110
111
112
113
114
115
116
117
118
119
120
    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 */
121
122
123
124
125
126
127
128
129
130
131
132
    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;
    }

133
134
135
136
    if(params.flag_verbose) {
	nmxp_log(-1, 2);
    }

137
138
139
    /* List available channels on server */
    if(params.flag_listchannels) {

Matteo Quintiliani's avatar
Matteo Quintiliani committed
140
141
142
143
	// TOREMOVE
	// channelList = nmxp_getAvailableChannelList(params.hostname, params.portnumberpds, NMXP_DATA_TIMESERIES);
	// TOREMOVE
	// nmxp_chan_print_channelList(channelList);
144

145
	nmxp_getMetaChannelList(params.hostname, params.portnumberdap, NMXP_DATA_TIMESERIES, params.flag_request_channelinfo);
146

147
148
149
150
151
152
153
154
155
156
157
	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
158
159
    } else {
	nmxp_chan_print_channelList(channelList_subset);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
160

161
162
163
164
165
166
167
	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
168
	    channelListSeq[i_chan].x_1 = 0;
169
170
171
172
173
	    channelListSeq[i_chan].raw_stream_buffer.last_seq_no_sent = -1;
	    channelListSeq[i_chan].raw_stream_buffer.n_pdlist = 0;
	    for(j=0; j<NMXPTOOL_MAX_PDLIST_ITEMS; j++) {
		channelListSeq[i_chan].raw_stream_buffer.pdlist[j] = NULL;
	    }
174
175
	}

Matteo Quintiliani's avatar
Matteo Quintiliani committed
176
#ifdef HAVE_LIBMSEED
177
178
179
	nmxp_log(0, 1, "Init mini-SEED record list.\n");

	/* Init mini-SEED record list */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
180
	for(i_chan = 0; i_chan < channelList_subset->number; i_chan++) {
181
182
183
184
185
186
187
188

	    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)) {

189
		nmxp_log(0, 1, "%s.%s.%s\n", CURRENT_NETWORK, station_code, channel_code);
190

191
		strcpy(msr_list_chan[i_chan]->network, CURRENT_NETWORK);
192
193
194
195
196
197
198
199
200
201
202
		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
203
204
	}
#endif
205

206
207
208
209
210
211
212
213
    }

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

Matteo Quintiliani's avatar
Matteo Quintiliani committed
214
215
    nmxp_log(0, 1, "Starting comunication.\n");

216
    /* TODO condition starting DAP or PDS */
217
218
219
    if( (params.start_time != 0   &&   params.end_time != 0)
	    || params.delay > 0
	    ) {
220

Matteo Quintiliani's avatar
Matteo Quintiliani committed
221
	if(params.delay > 0) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
222
	    params.start_time = ((time(NULL) - params.delay - span_interval) / 10) * 10;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
223
224
225
	    params.end_time = params.start_time + span_interval;
	}

226

227
228
229
	/* ************************************************************** */
	/* Start subscription protocol "DATA ACCESS PROTOCOL" version 1.0 */
	/* ************************************************************** */
230

231
232
233
234
235
	/* 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;
	}
236

237
238
239
240
241
	/* 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;
	}
242

243
244
245
246
247
248
249
250
251
252
253
	/* 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;
	}
254

255
256
257
258
259
260
	exitdapcondition = 1;

	while(exitdapcondition) {

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

261
262
263
	/* Start loop for sending requests */
	i_chan=0;
	request_SOCKET_OK = NMXP_SOCKET_OK;
264

265
	while(request_SOCKET_OK == NMXP_SOCKET_OK  &&  i_chan < channelList_subset->number) {
266

267
	    /* DAP Step 5: Send Data Request */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
268
	    request_SOCKET_OK = nmxp_sendDataRequest(naqssock, channelList_subset->channel[i_chan].key, (double) params.start_time, (double) params.end_time);
269

270
	    if(request_SOCKET_OK == NMXP_SOCKET_OK) {
271

272
273
		if(params.flag_writefile) {
		    /* Open output file */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
274
		    sprintf(filename, "%s.%s.%d.%d.%d.nmx",
275
			    CURRENT_NETWORK,
Matteo Quintiliani's avatar
Matteo Quintiliani committed
276
277
278
			    channelList_subset->channel[i_chan].name,
			    channelList_subset->channel[i_chan].key,
			    params.start_time, params.end_time);
279

280
281
282
283
		    outfile = fopen(filename, "w");
		    if(!outfile) {
			nmxp_log(1, 0, "Can not to open file %s!", filename);
		    }
284
285
286
		}

#ifdef HAVE_LIBMSEED
287
288
		if(params.flag_writeseed) {
		    /* Open output Mini-SEED file */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
289
		    sprintf(data_seed.filename_mseed, "%s.%s.%d.%d.%d.miniseed",
290
			    CURRENT_NETWORK,
Matteo Quintiliani's avatar
Matteo Quintiliani committed
291
292
293
294
			    channelList_subset->channel[i_chan].name,
			    channelList_subset->channel[i_chan].key,
			    params.start_time,
			    params.end_time);
295

296
297
298
299
300
301
		    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
302

303
304
305
		if(params.flag_writefile  &&  outfile) {
		    /* Compute SNCL line */

306
307
308
309
310
		    /* 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,
311
				CURRENT_NETWORK,
312
313
				channel_code,
				(params.location)? params.location : "");
314
		    }
315
316
317

		}

318
319
320
		/* 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);
321

322
		while(ret == NMXP_SOCKET_OK   &&    type != NMXP_MSG_READY) {
323

324
		    /* Process a packet and return value in NMXP_DATA_PROCESS structure */
325
		    pd = nmxp_processCompressedData(buffer, length, channelList_subset, CURRENT_NETWORK);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
326
		    nmxp_data_trim(pd, params.start_time, params.end_time, 0);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
327
328

		    /* Log contents of last packet */
329
330
331
		    if(params.flag_logdata) {
			nmxp_data_log(pd);
		    }
332

333
		    /* Set cur_chan */
334
		    cur_chan = nmxp_chan_lookupKeyIndex(pd->key, channelList_subset);
335
336

		    /* Management of gaps */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
337
		    if(!channelListSeq[cur_chan].significant && pd->nSamp > 0) {
338
339
			channelListSeq[cur_chan].significant = 1;
		    } else {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
340
			if(channelListSeq[cur_chan].significant) {
341
342
343
344
			    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;
				nmxp_log(0, 0, "Warning: x0 set to zero!\n");
			    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
345
346
			}
		    }
347
		    if(channelListSeq[cur_chan].significant && pd->nSamp > 0) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
348
			channelListSeq[cur_chan].last_time = pd->time + ((double) pd->nSamp / (double) pd->sampRate);
349
350
		    }

351
#ifdef HAVE_LIBMSEED
352
353
		    /* Write Mini-SEED record */
		    if(params.flag_writeseed) {
354
			nmxptool_write_miniseed(pd);
355
		    }
356
#endif
357

358
#ifdef HAVE___SRC_SEEDLINK_PLUGIN_C
359
		    /* Send data to SeedLink Server */
360
		    if(params.flag_slink) {
361
			nmxptool_send_raw_depoch(pd);
362
		    }
363
364
#endif

365
366
367
		    if(params.flag_writefile  &&  outfile) {
			/* Write buffer to the output file */
			if(outfile && buffer && length > 0) {
368
			    int32_t length_int = length;
369
370
371
372
373
			    nmxp_data_swap_4b((int32_t *) &length_int);
			    fwrite(&length_int, sizeof(length_int), 1, outfile);
			    fwrite(buffer, length, 1, outfile);
			}
		    }
374

Matteo Quintiliani's avatar
Matteo Quintiliani committed
375
376
377
378
379
		    /* 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
380
381
382
		    if(pd->buffer) {
			free(pd->buffer);
			pd->buffer = NULL;
383
		    }
384
385
386
387

		    /* Receive Data */
		    ret = nmxp_receiveMessage(naqssock, &type, &buffer, &length);
		    nmxp_log(0, 1, "ret = %d, type = %d\n", ret, type);
388
389
		}

390
391
392
		if(params.flag_writefile  &&  outfile) {
		    /* Close output file */
		    fclose(outfile);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
393
		    outfile = NULL;
394
395
		}

396
397
398
399
#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
400
		    data_seed.outfile_mseed = NULL;
401
402
		}
#endif
403
404

	    }
405
406
407
	    i_chan++;
	}
	/* DAP Step 7: Repeat steps 5 and 6 for each data request */
408

Matteo Quintiliani's avatar
Matteo Quintiliani committed
409
	if(params.delay > 0) {
Matteo Quintiliani's avatar
Matteo Quintiliani committed
410
411
412
413
414
415
416
	    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
417
418
419
420
421
422
	    params.start_time = params.end_time;
	    params.end_time = params.start_time + span_interval;
	} else {
	    exitdapcondition = 0;
	}

423

Matteo Quintiliani's avatar
Matteo Quintiliani committed
424
    } /* END while(exitdapcondition) */
425

426
427
428
429
430
431
432
433
434
435
436
	/* 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 */
	/* ************************************************************ */


437

Matteo Quintiliani's avatar
Matteo Quintiliani committed
438
    } else {
439

440
	int n_func_pd = 0;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
441
	int (*p_func_pd[NMXPTOOL_MAX_FUNC_PD]) (NMXP_DATA_PROCESS *);
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458

	if(params.stc == -1) {

#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
	}
459

460
461
462
463
464
465
466
467
468
	/* ************************************************************* */
	/* 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;
469
470
	}

471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
	/* 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) */
488
489


490
491
492
493
494
495
	/* 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
496
497
498
499
#ifdef HAVE_LIBMSEED
	if(params.flag_writeseed) {
	    /* Open output Mini-SEED file */
	    sprintf(data_seed.filename_mseed, "%s.realtime.miniseed",
500
		    CURRENT_NETWORK);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
501
502
503
504
505
506
507
508
509
510

	    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
511
512
513
514
	// TODO
	exitpdscondition = 1;

	while(exitpdscondition) {
515
	    /* Process Compressed or Decompressed Data */
516
	    pd = nmxp_receiveData(naqssock, channelList_subset, CURRENT_NETWORK);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
517
518

	    /* Log contents of last packet */
519
520
521
	    if(params.flag_logdata) {
		nmxp_data_log(pd);
	    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
522

523
	    /* Set cur_chan */
524
	    cur_chan = nmxp_chan_lookupKeyIndex(pd->key, channelList_subset);
525

526
527
528
	    /* Manage Raw Stream */
	    if(params.stc == -1) {
		nmxptool_manage_raw_stream(&(channelListSeq[cur_chan].raw_stream_buffer), pd, p_func_pd, n_func_pd);
529
	    } else {
530
531
532
533
534
535
536
537
538
539

		/* 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;
			    nmxp_log(0, 0, "Warning: x0 set to zero!\n");
			}
540
		    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
541
		}
542
543
544
		if(channelListSeq[cur_chan].significant && pd->nSamp > 0) {
		    channelListSeq[cur_chan].last_time = pd->time + ((double) pd->nSamp / (double) pd->sampRate);
		}
545

Matteo Quintiliani's avatar
Matteo Quintiliani committed
546
547

#ifdef HAVE_LIBMSEED
548
549
550
551
		/* Write Mini-SEED record */
		if(params.flag_writeseed) {
		    nmxptool_write_miniseed(pd);
		}
Matteo Quintiliani's avatar
Matteo Quintiliani committed
552
553
#endif

554
#ifdef HAVE___SRC_SEEDLINK_PLUGIN_C
555
556
557
558
		/* Send data to SeedLink Server */
		if(params.flag_slink) {
		    nmxptool_send_raw_depoch(pd);
		}
559
#endif
560
	    }
561

Matteo Quintiliani's avatar
Matteo Quintiliani committed
562
563
564
565
566
	    /* 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
567
568
569
570
571
	    if(pd->buffer) {
		free(pd->buffer);
		pd->buffer = NULL;
	    }

Matteo Quintiliani's avatar
Matteo Quintiliani committed
572
573
	    // TODO
	    exitpdscondition = 1;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
574
575
576
577
578
579
580
581
582
	}

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

583
584
585
586
587
588
589
590
591
592
593

	/* 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 */
	/* *********************************************************** */

594
595
596



597
    }
598

599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
#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

	if(channelListSeq) {
	    free(channelListSeq);
	}

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

618
619

    return 0;
620
} /* End MAIN */
621
622
623
624
625





Matteo Quintiliani's avatar
Matteo Quintiliani committed
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
/* Do any needed cleanup and exit */
static void clientShutdown(int sig) {
    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

642

Matteo Quintiliani's avatar
Matteo Quintiliani committed
643
644
645
646
647
648
    /* PDS Step 7: Send Terminate Subscription */
    nmxp_sendTerminateSubscription(naqssock, NMXP_SHUTDOWN_NORMAL, "Good Bye!");

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

649

Matteo Quintiliani's avatar
Matteo Quintiliani committed
650
651
652
    if(channelList == NULL) {
	free(channelList);
    }
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669

#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

    if(channelListSeq) {
	free(channelListSeq);
    }

    /* This has to be the last */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
670
671
672
673
674
675
    if(channelList_subset == NULL) {
	free(channelList_subset);
    }

    exit( sig );
} /* End of clientShutdown() */
676

Matteo Quintiliani's avatar
Matteo Quintiliani committed
677
678
679
680

/* Empty signal handler routine */
static void clientDummyHandler(int sig) {
}
Matteo Quintiliani's avatar
Matteo Quintiliani committed
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728



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;
}

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);
}


729
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
730
731
732
733
    int ret = 0;
    int send_again = 1;
    int seq_no_diff;
    int j=0, k=0;
734
    int i_func_pd;
Matteo Quintiliani's avatar
Matteo Quintiliani committed
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
    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;
756
	nmxp_log(0, 1, "First time nmxptool_manage_raw_stream().\n");
Matteo Quintiliani's avatar
Matteo Quintiliani committed
757
758
759
760
761
762
763
    }

    /* Add pd and sort array */
    if(p->n_pdlist + 1 >= NMXPTOOL_MAX_PDLIST_ITEMS) {
	/* Supposing p->pdlist is ordered,
	 * handle the first item and over write it.
	 */
Matteo Quintiliani's avatar
Matteo Quintiliani committed
764
	nmxp_log(NMXP_LOG_WARN, 0, "Force handling packet %d!\n", p->pdlist[0]->seq_no);
765
766
767
	for(i_func_pd=0; i_func_pd<n_func_pd; i_func_pd++) {
	    (*p_func_pd[i_func_pd])(p->pdlist[0]);
	}
Matteo Quintiliani's avatar
Matteo Quintiliani committed
768
769
770
771
772
773
774
775
776
777
778
	p->last_seq_no_sent = (p->pdlist[0]->seq_no);
	p->pdlist[0] = pd;
    } else {
	p->pdlist[p->n_pdlist++] = pd;
    }
    qsort(p->pdlist, p->n_pdlist, sizeof(NMXP_DATA_PROCESS *), seq_no_compare);

    /* Print array, only for debugging */
    if(p->n_pdlist > 1) {
	int y = 0;
	for(y=0; y < p->n_pdlist; y++) {
779
	    nmxp_log(0, 1, "%02d pkt %d\n", y, p->pdlist[y]->seq_no);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
780
781
782
783
784
785
786
787
788
	}
    }

    /* 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;
789
	nmxp_log(0, 1, "seq_no_diff=%d  j=%d  p->n_pdlist=%d (%d-%d)\n", seq_no_diff, j, p->n_pdlist, p->pdlist[j]->seq_no, p->last_seq_no_sent);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
790
791
	if(seq_no_diff <= 0) {
	    // Duplicated packets: Discarded
Matteo Quintiliani's avatar
Matteo Quintiliani committed
792
	    nmxp_log(NMXP_LOG_WARN, 0, "Packets %d discarded\n", p->pdlist[j]->seq_no);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
793
794
795
	    send_again = 1;
	    j++;
	} else if(seq_no_diff == 1) {
796
797
798
	    for(i_func_pd=0; i_func_pd<n_func_pd; i_func_pd++) {
		(*p_func_pd[i_func_pd])(p->pdlist[j]);
	    }
Matteo Quintiliani's avatar
Matteo Quintiliani committed
799
800
801
802
803
	    p->last_seq_no_sent = p->pdlist[j]->seq_no;
	    send_again = 1;
	    j++;
	} else if(seq_no_diff >= NMXPTOOL_MAX_DIFF_SEQ_NO) {
	    // I have to drop packet with sequence number p->last_seq_no_sent+1
Matteo Quintiliani's avatar
Matteo Quintiliani committed
804
	    nmxp_log(NMXP_LOG_WARN, 0, "Give up to wait packet %d!\n", p->last_seq_no_sent+1);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
	    p->last_seq_no_sent++;
	    send_again = 1;
	}
    }

    /* Shift and free handled elements */
    if(j > 0) {
	for(k=0; k < p->n_pdlist; k++) {
	    if(k + j < p->n_pdlist) {
		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;
		}
		p->pdlist[k] = p->pdlist[k+j];
	    } else {
		p->pdlist[k] = NULL;
	    }
	}
	p->n_pdlist = p->n_pdlist - j;
    }

834
    nmxp_log(0, 1, "j=%d  p->n_pdlist=%d FINAL\n", j, p->n_pdlist);
Matteo Quintiliani's avatar
Matteo Quintiliani committed
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851

    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;
}