int main(int argc, char *argv[]) {
host_t host;
/* these variables are for the threading */
int rc;
pthread_t tid;
check_datatypes();
if (argc>2) {
sprintf(host.name, argv[1]);
host.port = atoi(argv[2]);
}
else {
sprintf(host.name, DEFAULT_HOSTNAME);
host.port = DEFAULT_PORT;
}
fprintf(stderr, "demo_sinewave: host.name = %s\n", host.name);
fprintf(stderr, "demo_sinewave: host.port = %d\n", host.port);
/* start the acquisition */
sinewave_thread((void *)(&host));
return 0;
}
int main(int argc, char *argv[]) {
host_t host;
#ifndef PLATFORM_WIN32
sigset_t sigInt;
#endif
int errval, blocksize;
/* verify that all datatypes have the expected syze in bytes */
check_datatypes();
strcpy(host.name, DEFAULT_HOSTNAME);
if (argc>1) {
host.port = atoi(argv[1]);
}
else {
host.port = DEFAULT_PORT;
}
if (argc>2) {
blocksize = atoi(argv[2]);
} else {
blocksize = 0;
}
if (host.port <= 0 || blocksize < 0) {
fprintf(stderr, "Usage: buffer_rda [port [blocksize]]\nPort number must be positive, block size must be >= 0.\n");
return 1;
}
#ifndef PLATFORM_WIN32
/* Make sure the RDA server thread does not receive CTRL-C, instead it will
get terminated properly using rda_stop_server from a handler. We need this
because otherwise it is unspecified in which thread the signal will be
received - the thread created in rda_start_server will inherit the signal
mask we temporarily modify here.
*/
sigemptyset(&sigInt);
sigaddset(&sigInt, SIGINT);
sigprocmask(SIG_BLOCK, &sigInt, NULL);
#endif
/* 0,0,0 = dma-connection to fieldtrip, default = float, default port */
rdac = rda_start_server(0, 0, 0, blocksize, &errval);
if (errval != 0) {
printf("Could not start rdaserver: %i\n", errval);
return errval;
}
rdac->verbosity = 6;
#ifndef PLATFORM_WIN32
/* We want CTRL-C in this thread */
sigprocmask(SIG_UNBLOCK, &sigInt, NULL);
#endif
signal(SIGINT, abortHandler);
/* start the buffer */
tcpserver((void *)(&host));
return 0;
}
int main(int argc, char *argv[]) {
int port;
char *name = NULL;
/* verify that all datatypes have the expected syze in bytes */
check_datatypes();
if (argc>1) {
port = atoi(argv[1]);
if (port == 0) {
name = argv[1];
}
} else {
port = 1972;
}
/* with enabled debug output */
S = ft_start_buffer_server(port, name, my_request_handler, NULL);
/* plain server without extra output */
/*
S = ft_start_buffer_server(port, name, NULL, NULL);
*/
if (S==NULL) return 1;
signal(SIGINT, abortHandler);
while (keepRunning) {
usleep(1000000);
}
printf("Ctrl-C pressed -- stopping buffer server...\n");
ft_stop_buffer_server(S);
printf("Done.\n");
return 0;
}
int main(int argc, char *argv[]) {
host_t host;
/* verify that all datatypes have the expected syze in bytes */
check_datatypes();
sprintf(host.name, DEFAULT_HOSTNAME);
if (argc>1) {
host.port = atoi(argv[1]);
}
else {
printf("Using default port, recommended usage 'buffer [port]'. \n");
host.port = DEFAULT_PORT;
}
/* start the buffer */
printf("Starting FieldTrip buffer on port %d... \n", host.port);
tcpserver((void *)(&host));
return 0;
}
int main(int argc, char *argv[]) {
host_t host;
check_datatypes();
if (argc>2) {
sprintf(host.name, argv[1]);
host.port = atoi(argv[2]);
}
else {
sprintf(host.name, DEFAULT_HOSTNAME);
host.port = DEFAULT_PORT;
}
fprintf(stderr, "demo_event: host.name = %s\n", host.name);
fprintf(stderr, "demo_event: host.port = %d\n", host.port);
/* start the acquisition */
event_thread((void *)(&host));
return 0;
}
int main(int argc, char *argv[]) {
int port;
char *name = NULL;
union {
short word;
char bytes[2];
} endianTest;
endianTest.bytes[0] = 1;
endianTest.bytes[1] = 0;
if (endianTest.word == 1) {
strcpy(endianness, "little");
} else {
strcpy(endianness, "big");
}
/* verify that all datatypes have the expected syze in bytes */
check_datatypes();
#ifdef WIN32
timeBeginPeriod(1);
#endif
if (argc<2) {
fprintf(stderr, "Usage: recording <directory> [port/unix socket]\n");
return 1;
}
strncpy(baseDirectory, argv[1], sizeof(baseDirectory));
if (argc>2) {
port = atoi(argv[2]);
if (port == 0) {
name = argv[2];
}
} else {
port = 1972;
}
memset(queue, sizeof(queue), 0);
if (!write_contents()) goto cleanup;
S = ft_start_buffer_server(port, name, my_request_handler, NULL);
if (S==NULL) return 1;
signal(SIGINT, abortHandler);
while (keepRunning) {
if (queue[qReadPos].command == 0) {
usleep(1000);
} else {
switch(queue[qReadPos].command) {
case PUT_HDR:
if (setCounter>0) ft_storage_close(OS);
write_header_to_disk();
if (OS==NULL) {
fprintf(stderr, "!!!!!!!!!!!!! WARNING !!!!!!!!!!\n");
fprintf(stderr, "!! will NOT save this dataset !!\n");
fprintf(stderr, "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!\n");
}
break;
case PUT_DAT:
if (OS) write_samples_to_disk(queue[qReadPos].quantity, queue[qReadPos].t);
break;
case PUT_EVT:
if (OS) write_events_to_disk(queue[qReadPos].quantity, queue[qReadPos].t);
break;
}
queue[qReadPos].command = 0;
if (++qReadPos == QUEUE_SIZE) qReadPos = 0;
}
}
printf("Ctrl-C pressed -- stopping buffer server...\n");
if (setCounter>0 && OS!=NULL) ft_storage_close(OS);
ft_stop_buffer_server(S);
printf("Done.\n");
cleanup:
#ifdef WIN32
timeEndPeriod(1);
#endif
return 0;
}
int main(int argc, char *argv[]) {
host_t host;
/* these variables are for the threading */
int rc;
pthread_t tid;
/* these variables are for writing the data */
int i, j, k, status = 0, verbose = 0, samplecount = 0;
time_t tic, toc;
time_t elapsed;
/* these represent the acquisition system properties */
int fsample = 512; /* this is just for the header */
int nchans = 32;
int nsamples = 64;
int stateless = 0; /* boolean */
/* these are used in the communication and represent statefull information */
int server = -1;
message_t *request = NULL;
message_t *response = NULL;
header_t *header = NULL;
data_t *data = NULL;
event_t *event = NULL;
/* start with defaults */
sprintf(host.name, DEFAULT_HOSTNAME);
host.port = DEFAULT_PORT;
if (argc>1)
sprintf(host.name, argv[1]);
if (argc>2)
host.port = atoi(argv[2]);
if (argc>3)
nchans = atoi(argv[3]);
if (argc>4)
nsamples = atoi(argv[4]);
if (argc>5)
stateless = atoi(argv[5]);
check_datatypes();
if (verbose>0) fprintf(stderr, "test_benchmark: host.name = %s\n", host.name);
if (verbose>0) fprintf(stderr, "test_benchmark: host.port = %d\n", host.port);
/* allocate the elements that will be used in the communication */
request = malloc(sizeof(message_t));
request->def = malloc(sizeof(messagedef_t));
request->buf = NULL;
request->def->version = VERSION;
request->def->bufsize = 0;
header = malloc(sizeof(header_t));
header->def = malloc(sizeof(headerdef_t));
header->buf = NULL;
data = malloc(sizeof(data_t));
data->def = malloc(sizeof(datadef_t));
data->buf = NULL;
event = malloc(sizeof(event_t));
event->def = malloc(sizeof(eventdef_t));
event->buf = NULL;
/* define the header */
header->def->nchans = nchans;
header->def->nsamples = 0;
header->def->nevents = 0;
header->def->fsample = fsample;
header->def->data_type = DATATYPE_FLOAT32;
header->def->bufsize = 0;
FREE(header->buf);
/* define the constant part of the data and allocate space for the variable part */
data->def->nchans = nchans;
data->def->nsamples = nsamples;
data->def->data_type = DATATYPE_FLOAT32;
data->def->bufsize = WORDSIZE_FLOAT32*nchans*nsamples;
FREE(data->buf);
data->buf = malloc(WORDSIZE_FLOAT32*nchans*nsamples);
/* create the random data */
for (j=0; j<nsamples; j++)
for (i=0; i<nchans; i++)
((FLOAT32_T *)(data->buf))[j*nchans+i] = 2.0*((FLOAT32_T)rand())/RAND_MAX - 1.0;
/* initialization phase, send the header */
request->def->command = PUT_HDR;
request->def->bufsize = append(&request->buf, request->def->bufsize, header->def, sizeof(headerdef_t));
request->def->bufsize = append(&request->buf, request->def->bufsize, header->buf, header->def->bufsize);
server = open_connection(host.name, host.port);
status = clientrequest(server, request, &response);
if (verbose>0) fprintf(stderr, "test_benchmark: clientrequest returned %d\n", status);
if (status) {
fprintf(stderr, "random: err1\n");
goto cleanup;
}
if (stateless) {
status = close_connection(server);
if (status) {
fprintf(stderr, "random: err2\n");
goto cleanup;
}
}
cleanup_message(&request);
cleanup_message(&response);
request = NULL;
response = NULL;
tic = time(NULL);
while (1) {
/* create the request */
request = malloc(sizeof(message_t));
request->def = malloc(sizeof(messagedef_t));
request->buf = NULL;
request->def->version = VERSION;
request->def->bufsize = 0;
request->def->command = PUT_DAT;
request->def->bufsize = append(&request->buf, request->def->bufsize, data->def, sizeof(datadef_t));
request->def->bufsize = append(&request->buf, request->def->bufsize, data->buf, data->def->bufsize);
if (stateless)
server = open_connection(host.name, host.port);
status = clientrequest(server, request, &response);
if (verbose>0) fprintf(stderr, "random: clientrequest returned %d\n", status);
if (status) {
fprintf(stderr, "random: err3\n");
goto cleanup;
}
if (stateless) {
status = close_connection(server);
if (status) {
fprintf(stderr, "random: err4\n");
goto cleanup;
}
}
cleanup_message(&request);
cleanup_message(&response);
request = NULL;
response = NULL;
samplecount += nsamples*nchans;
toc = time(NULL);
elapsed = toc-tic;
fprintf(stderr, "samplecount = %d, elapsed = %d, samples/sec = %f\n", samplecount, elapsed, ((float)(samplecount))/((float)elapsed));
} /* while(1) */
cleanup:
cleanup_event(&event);
cleanup_data(&data);
cleanup_header(&header);
cleanup_message(&request);
cleanup_message(&response);
pthread_exit(0);
return 0;
}
