Exemplo n.º 1
0
// *********************************************************
// -(anything)----------------------------------------------
void impmap_list(impmap *x, t_symbol *s, int argc, t_atom *argv)
{
    if (x->mute)
        return;

    if (argc != x->size_out) {
        post("vector size mismatch");
        return;
    }

    int i = 0;

    mapper_timetag_now(&x->tt);
    mapper_device_start_queue(x->device, x->tt);

    mapper_signal *psig = mapper_device_signals(x->device, MAPPER_DIR_OUTGOING);
    while (psig) {
        if (*psig == x->dummy_output) {
            psig = mapper_signal_query_next(psig);
            continue;
        }
        t_signal_ref *ref = mapper_signal_user_data(*psig);
        int len = mapper_signal_length(*psig);
        float v[len];
        for (i = 0; i < len; i++) {
            v[i] = atom_getfloat(argv + ref->offset + i);
        }
        mapper_signal_update(*psig, v, 1, x->tt);

        psig = mapper_signal_query_next(psig);
    }
    mapper_device_send_queue(x->device, x->tt);
    outlet_anything(x->outlet2, gensym("out"), argc, argv);
}
Exemplo n.º 2
0
// *********************************************************
// -(set up new device and monitor)-------------------------
void impmap_update_output_vector_positions(impmap *x)
{
    int i, k=0, count;
    int num_outputs = mapper_device_num_signals(x->device, MAPPER_DIR_OUTGOING) - 1;

    // store output signal pointers
    mapper_signal signals[num_outputs];
    mapper_signal *psig = mapper_device_signals(x->device, MAPPER_DIR_OUTGOING);

    i = 0;
    while (psig) {
        if (*psig != x->dummy_output)
            signals[i++] = *psig;
        psig = mapper_signal_query_next(psig);
    }

    // sort output signal pointer array
    qsort(signals, num_outputs, sizeof(mapper_signal), compare_signal_names);

    // set offsets and user_data
    for (i = 0; i < num_outputs; i++) {
        x->signals_out[i].offset = k;
        mapper_signal_set_user_data(signals[i], &x->signals_out[i]);
        k += mapper_signal_length(signals[i]);
    }
    count = k < MAX_LIST ? k : MAX_LIST;
    if (count != x->size_out && x->num_snapshots) {
        post("implicitmap: output vector size has changed - resetting snapshots!");
        impmap_clear_snapshots(x);
    }
    x->size_out = count;
}
Exemplo n.º 3
0
// *********************************************************
// -(randomize)---------------------------------------------
void impmap_randomize(impmap *x)
{
    int i;
    float rand_val;

    if (x->ready) {
        mapper_timetag_now(&x->tt);
        mapper_device_start_queue(x->device, x->tt);
        mapper_signal *psig = mapper_device_signals(x->device, MAPPER_DIR_OUTGOING);
        while (psig) {
            if (*psig == x->dummy_output) {
                psig = mapper_signal_query_next(psig);
                continue;
            }
            t_signal_ref *ref = mapper_signal_user_data(*psig);
            if (mapper_signal_type(*psig) != 'f')
                continue;
            int length = mapper_signal_length(*psig);
            float v[length];
            float *min = (float*)mapper_signal_minimum(*psig);
            float *max = (float*)mapper_signal_maximum(*psig);
            for (i = 0; i < length; i++) {
                rand_val = (float)rand() / (float)RAND_MAX;
                if (min && max) {
                    v[i] = rand_val * (max[i] - min[i]) + min[i];
                }
                else {
                    // if ranges have not been declared, assume normalized between 0 and 1
                    v[i] = rand_val;
                }
                maxpd_atom_set_float(x->buffer_out + ref->offset + i, v[i]);
            }
            mapper_signal_update(*psig, v, 1, x->tt);
            psig = mapper_signal_query_next(psig);
        }
        mapper_device_send_queue(x->device, x->tt);
        outlet_anything(x->outlet2, gensym("out"), x->size_out, x->buffer_out);
    }
}
Exemplo n.º 4
0
// *********************************************************
// -(new)---------------------------------------------------
void *impmap_new(t_symbol *s, int argc, t_atom *argv)
{
    impmap *x = NULL;
    long i;
    const char *alias = NULL;
    const char *iface = NULL;

#ifdef MAXMSP
    if ((x = object_alloc(mapper_class))) {
        x->outlet3 = listout((t_object *)x);
        x->outlet2 = listout((t_object *)x);
        x->outlet1 = listout((t_object *)x);
#else
    if (x = (impmap *) pd_new(mapper_class) ) {
        x->outlet1 = outlet_new(&x->ob, gensym("list"));
        x->outlet2 = outlet_new(&x->ob, gensym("list"));
        x->outlet3 = outlet_new(&x->ob, gensym("list"));
#endif
        x->name = strdup("implicitmap");
        for (i = 0; i < argc; i++) {
            if ((argv + i)->a_type == A_SYM) {
                if(strcmp(maxpd_atom_get_string(argv+i), "@alias") == 0) {
                    if ((argv+i+1)->a_type == A_SYM) {
                        alias = maxpd_atom_get_string(argv+i+1);
                        i++;
                    }
                }
                else if(strcmp(maxpd_atom_get_string(argv+i), "@interface") == 0) {
                    if ((argv+i+1)->a_type == A_SYM) {
                        iface = maxpd_atom_get_string(argv+i+1);
                        i++;
                    }
                }
            }
        }

        if (alias) {
            free(x->name);
            x->name = *alias == '/' ? strdup(alias+1) : strdup(alias);
        }

        if (impmap_setup_mapper(x, iface)) {
            post("implicitmap: Error initializing.");
        }
        else {
            x->ready = 0;
            x->mute = 0;
            x->new_in = 0;
            x->query_count = 0;
            x->num_snapshots = 0;
            x->snapshots = 0;
            // initialize input and output buffers
            for (i = 0; i < MAX_LIST; i++) {
                maxpd_atom_set_float(x->buffer_in+i, 0);
                maxpd_atom_set_float(x->buffer_out+i, 0);
                x->signals_in[i].x = x;
                x->signals_out[i].x = x;
            }
            x->size_in = 0;
            x->size_out = 0;
#ifdef MAXMSP
            x->clock = clock_new(x, (method)impmap_poll);    // Create the timing clock
            x->timeout = clock_new(x, (method)impmap_output_snapshot);
#else
            x->clock = clock_new(x, (t_method)impmap_poll);
            x->timeout = clock_new(x, (t_method)impmap_output_snapshot);
#endif
            clock_delay(x->clock, INTERVAL);  // Set clock to go off after delay
        }
    }
    return (x);
}

// *********************************************************
// -(free)--------------------------------------------------
void impmap_free(impmap *x)
{
    if (x->clock) {
        clock_unset(x->clock);    // Remove clock routine from the scheduler
        clock_free(x->clock);     // Frees memory used by clock
    }
    if (x->device) {
        mapper_device_free(x->device);
    }
    if (x->name) {
        free(x->name);
    }
    impmap_clear_snapshots(x);
}

// *********************************************************
// -(print properties)--------------------------------------
void impmap_print_properties(impmap *x)
{
    if (x->ready) {
        //output name
        maxpd_atom_set_string(&x->msg_buffer, mapper_device_name(x->device));
        outlet_anything(x->outlet3, gensym("name"), 1, &x->msg_buffer);

        mapper_network net = mapper_device_network(x->device);
        //output interface
        maxpd_atom_set_string(&x->msg_buffer, (char *)mapper_network_interface(net));
        outlet_anything(x->outlet3, gensym("interface"), 1, &x->msg_buffer);

        //output IP
        const struct in_addr *ip = mapper_network_ip4(net);
        if (ip) {
            maxpd_atom_set_string(&x->msg_buffer, inet_ntoa(*ip));
            outlet_anything(x->outlet3, gensym("IP"), 1, &x->msg_buffer);
        }

        //output port
        maxpd_atom_set_int(&x->msg_buffer, mapper_device_port(x->device));
        outlet_anything(x->outlet3, gensym("port"), 1, &x->msg_buffer);

        //output numInputs
        maxpd_atom_set_int(&x->msg_buffer, mapper_device_num_signals(x->device, MAPPER_DIR_INCOMING) - 1);
        outlet_anything(x->outlet3, gensym("numInputs"), 1, &x->msg_buffer);

        //output numOutputs
        maxpd_atom_set_int(&x->msg_buffer, mapper_device_num_signals(x->device, MAPPER_DIR_OUTGOING) - 1);
        outlet_anything(x->outlet3, gensym("numOutputs"), 1, &x->msg_buffer);
    }
}

// *********************************************************
// -(inlet/outlet assist - maxmsp only)---------------------
#ifdef MAXMSP
void impmap_assist(impmap *x, void *b, long m, long a, char *s)
{
    if (m == ASSIST_INLET) { // inlet
        sprintf(s, "OSC input");
    }
    else {    // outlet
        if (a == 0) {
            sprintf(s, "Mapped OSC inputs");
        }
        else if (a == 1) {
            sprintf(s, "Snapshot data");
        }
        else {
            sprintf(s, "Device information");
        }
    }
}
#endif

// *********************************************************
// -(snapshot)----------------------------------------------
void impmap_snapshot(impmap *x)
{
    // if previous snapshot still in progress, output current snapshot status
    if (x->query_count) {
        post("still waiting for last snapshot");
        return;
    }

    mapper_signal *psig;
    x->query_count = 0;

    // allocate a new snapshot
    if (x->ready) {
        t_snapshot new_snapshot = (t_snapshot)malloc(sizeof(t_snapshot));
        new_snapshot->id = x->num_snapshots++;
        new_snapshot->next = x->snapshots;
        new_snapshot->inputs = calloc(x->size_in, sizeof(float));
        new_snapshot->outputs = calloc(x->size_out, sizeof(float));
        x->snapshots = new_snapshot;
    }

    // iterate through input signals and store their current values
    psig = mapper_device_signals(x->device, MAPPER_DIR_INCOMING);
    while (psig) {
        if (*psig != x->dummy_input) {
            void *value = (void*)mapper_signal_value(*psig, 0);
            t_signal_ref *ref = mapper_signal_user_data(*psig);
            int siglength = mapper_signal_length(*psig);
            int length = ref->offset + siglength < MAX_LIST ? siglength : MAX_LIST - ref->offset;
            // we can simply use memcpy here since all our signals are type 'f'
            memcpy(&x->snapshots->inputs[ref->offset], value, length * sizeof(float));
        }
        psig = mapper_signal_query_next(psig);
    }

    mapper_timetag_now(&x->tt);
    mapper_device_start_queue(x->device, x->tt);

    // iterate through output signals and query the remote ends
    psig = mapper_device_signals(x->device, MAPPER_DIR_OUTGOING);
    while (psig) {
        if (*psig != x->dummy_output) {
            // query the remote value
            x->query_count += mapper_signal_query_remotes(*psig, MAPPER_NOW);
        }
        psig = mapper_signal_query_next(psig);
    }
    mapper_device_send_queue(x->device, x->tt);
    post("sent %i queries", x->query_count);

    if (x->query_count)
        clock_delay(x->timeout, 1000);  // Set clock to go off after delay
}

// *********************************************************
// -(snapshot)----------------------------------------------
void impmap_output_snapshot(impmap *x)
{
    if (x->query_count) {
        post("query timeout! setting query count to 0 and outputting current values.");
        x->query_count = 0;
    }
    maxpd_atom_set_int(x->buffer_in, x->snapshots->id+1);
    outlet_anything(x->outlet3, gensym("numSnapshots"), 1, x->buffer_in);
    maxpd_atom_set_float_array(x->buffer_in, x->snapshots->inputs, x->size_in);
    outlet_anything(x->outlet2, gensym("in"), x->size_in, x->buffer_in);
    maxpd_atom_set_float_array(x->buffer_out, x->snapshots->outputs, x->size_out);
    outlet_anything(x->outlet2, gensym("out"), x->size_out, x->buffer_out);
    maxpd_atom_set_int(x->buffer_in, x->snapshots->id);
    outlet_anything(x->outlet2, gensym("snapshot"), 1, x->buffer_in);
}

// *********************************************************
// -(mute output)-------------------------------------------
void impmap_mute_output(impmap *x, t_symbol *s, int argc, t_atom *argv)
{
    if (argc) {
        if (argv->a_type == A_FLOAT)
            x->mute = (int)atom_getfloat(argv);
#ifdef MAXMSP
        else if (argv->a_type == A_LONG)
            x->mute = atom_getlong(argv);
#endif
    }
}

// *********************************************************
// -(process)-----------------------------------------------
void impmap_process(impmap *x)
{
    outlet_anything(x->outlet2, gensym("process"), 0, 0);
}
Exemplo n.º 5
0
int main(int argc, char **argv)
{
    int i, j, result = 0;

    // process flags for -v verbose, -h help
    for (i = 1; i < argc; i++) {
        if (argv[i] && argv[i][0] == '-') {
            int len = strlen(argv[i]);
            for (j = 1; j < len; j++) {
                switch (argv[i][j]) {
                    case 'h':
                        eprintf("testdatabase.c: possible arguments "
                                "-q quiet (suppress output), "
                                "-h help\n");
                        return 1;
                        break;
                    case 'q':
                        verbose = 0;
                        break;
                    default:
                        break;
                }
            }
        }
    }

    lo_message lom;
    mapper_message msg;
    uint64_t id = 1;
    mapper_network net = mapper_network_new(0, 0, 0);
    mapper_database db = &net->database;

    mapper_device dev, *pdev, *pdev2;
    mapper_signal sig, *psig, *psig2;
    mapper_map *pmap, *pmap2;

    /* Test the database functions */

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }
    lo_message_add_string(lom, "@port");
    lo_message_add_int32(lom, 1234);
    lo_message_add_string(lom, "@host");
    lo_message_add_string(lom, "localhost");
    lo_message_add_string(lom, "@num_inputs");
    lo_message_add_int32(lom, 2);
    lo_message_add_string(lom, "@num_outputs");
    lo_message_add_int32(lom, 2);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_device(db, "testdatabase.1", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }
    lo_message_add_string(lom, "@port");
    lo_message_add_int32(lom, 1234);
    lo_message_add_string(lom, "@host");
    lo_message_add_string(lom, "localhost");
    lo_message_add_string(lom, "@num_inputs");
    lo_message_add_int32(lom, 2);
    lo_message_add_string(lom, "@num_outputs");
    lo_message_add_int32(lom, 1);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_device(db, "testdatabase__.2", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }
    lo_message_add_string(lom, "@port");
    lo_message_add_int32(lom, 3000);
    lo_message_add_string(lom, "@host");
    lo_message_add_string(lom, "192.168.0.100");

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_device(db, "testdatabase.3", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }
    lo_message_add_string(lom, "@port");
    lo_message_add_int32(lom, 5678);
    lo_message_add_string(lom, "@host");
    lo_message_add_string(lom, "192.168.0.100");

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_device(db, "testdatabase__.4", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }
    lo_message_add_string(lom, "@direction");
    lo_message_add_string(lom, "input");
    lo_message_add_string(lom, "@type");
    lo_message_add_char(lom, 'f');
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_signal(db, "in1", "testdatabase.1", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }

    id++;
    lo_message_add_string(lom, "@direction");
    lo_message_add_string(lom, "input");
    lo_message_add_string(lom, "@type");
    lo_message_add_char(lom, 'f');
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_signal(db, "in2", "testdatabase.1", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }

    id++;
    lo_message_add_string(lom, "@direction");
    lo_message_add_string(lom, "output");
    lo_message_add_string(lom, "@type");
    lo_message_add_char(lom, 'f');
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_signal(db, "out1", "testdatabase.1", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }

    id++;
    lo_message_add_string(lom, "@direction");
    lo_message_add_string(lom, "output");
    lo_message_add_string(lom, "@type");
    lo_message_add_char(lom, 'f');
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_signal(db, "out2", "testdatabase.1", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }

    id++;
    lo_message_add_string(lom, "@direction");
    lo_message_add_string(lom, "output");
    lo_message_add_string(lom, "@type");
    lo_message_add_char(lom, 'f');
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    mapper_database_add_or_update_signal(db, "out1", "testdatabase__.2", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }

    id++;
    lo_message_add_string(lom, "@mode");
    lo_message_add_string(lom, "bypass");
    lo_message_add_string(lom, "@dst@bound_min");
    lo_message_add_string(lom, "none");
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    const char *src_sig_name = "testdatabase.1/out2";
    mapper_database_add_or_update_map(db, 1, &src_sig_name,
                                      "testdatabase__.2/in1", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }

    id++;
    lo_message_add_string(lom, "@mode");
    lo_message_add_string(lom, "bypass");
    lo_message_add_string(lom, "@dst@bound_min");
    lo_message_add_string(lom, "none");
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    src_sig_name = "testdatabase__.2/out1";
    mapper_database_add_or_update_map(db, 1, &src_sig_name,
                                      "testdatabase.1/in1", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }

    id++;
    lo_message_add_string(lom, "@mode");
    lo_message_add_string(lom, "expression");
    lo_message_add_string(lom, "@expression");
    lo_message_add_string(lom, "(x-10)*80");
    lo_message_add_string(lom, "@dst@bound_min");
    lo_message_add_string(lom, "clamp");
    lo_message_add_string(lom, "@src@min");
    lo_message_add_float(lom, 0.f);
    lo_message_add_float(lom, 1.f);
    lo_message_add_string(lom, "@src@max");
    lo_message_add_float(lom, 1.f);
    lo_message_add_float(lom, 2.f);
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    src_sig_name = "testdatabase.1/out1";
    mapper_database_add_or_update_map(db, 1, &src_sig_name,
                                      "testdatabase__.2/in2", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    lom = lo_message_new();
    if (!lom) {
        result = 1;
        goto done;
    }

    id++;
    lo_message_add_string(lom, "@mode");
    lo_message_add_string(lom, "expression");
    lo_message_add_string(lom, "@expression");
    lo_message_add_string(lom, "(x-10)*80");
    lo_message_add_string(lom, "@dst@bound_min");
    lo_message_add_string(lom, "clamp");
    lo_message_add_string(lom, "@src@min");
    lo_message_add_float(lom, 0.f);
    lo_message_add_float(lom, 1.f);
    lo_message_add_string(lom, "@src@max");
    lo_message_add_float(lom, 1.f);
    lo_message_add_float(lom, 2.f);
    lo_message_add_string(lom, "@id");
    lo_message_add_int64(lom, id);

    if (!(msg = mapper_message_parse_properties(lo_message_get_argc(lom),
                                                lo_message_get_types(lom),
                                                lo_message_get_argv(lom)))) {
        eprintf("1: Error, parsing failed.\n");
        result = 1;
        goto done;
    }

    src_sig_name = "testdatabase.1/out1";
    mapper_database_add_or_update_map(db, 1, &src_sig_name,
                                      "testdatabase__.2/in1", msg);

    mapper_message_free(msg);
    lo_message_free(lom);

    /*********/

    if (verbose) {
        eprintf("Dump:\n");
        mapper_database_print(db);
    }

    /*********/

    eprintf("\n--- Devices ---\n");

    eprintf("\nWalk the whole database:\n");
    pdev = mapper_database_devices(db);
    int count=0;
    if (!pdev) {
        eprintf("mapper_database_devices() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pdev) {
        eprintf("mapper_database_devices() returned something "
               "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pdev) {
        count ++;
        printdevice(*pdev);
        pdev = mapper_device_query_next(pdev);
    }

    if (count != 4) {
        eprintf("Expected 4 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind device named 'testdatabase.3':\n");

    dev = mapper_database_device_by_name(db, "testdatabase.3");
    if (!dev) {
        eprintf("Not found.\n");
        result = 1;
        goto done;
    }

    printdevice(dev);

    /*********/

    eprintf("\nFind device named 'dummy':\n");

    dev = mapper_database_device_by_name(db, "dummy");
    if (dev) {
        eprintf("unexpected found 'dummy': %p\n", dev);
        result = 1;
        goto done;
    }
    eprintf("  not found, good.\n");

    /*********/

    eprintf("\nFind devices matching '__':\n");

    pdev = mapper_database_devices_by_name(db, "*__*");

    count=0;
    if (!pdev) {
        eprintf("mapper_database_devices_by_name() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pdev) {
        eprintf("mapper_database_devices_by_name() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pdev) {
        count ++;
        printdevice(*pdev);
        pdev = mapper_device_query_next(pdev);
    }

    if (count != 2) {
        eprintf("Expected 2 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind devices with property 'host'=='192.168.0.100':\n");

    pdev = mapper_database_devices_by_property(db, "host", 1, 's',
                                               "192.168.0.100", MAPPER_OP_EQUAL);

    count=0;
    if (!pdev) {
        eprintf("mapper_database_devices_by_property() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pdev) {
        eprintf("mapper_database_devices_by_property() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pdev) {
        count ++;
        printdevice(*pdev);
        pdev = mapper_device_query_next(pdev);
    }

    if (count != 2) {
        eprintf("Expected 2 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind devices with property 'port'<5678:\n");

    int port = 5678;
    pdev = mapper_database_devices_by_property(db, "port", 1, 'i', &port,
                                               MAPPER_OP_LESS_THAN);

    count=0;
    if (!pdev) {
        eprintf("mapper_database_devices_by_property() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pdev) {
        eprintf("mapper_database_devices_by_property() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pdev) {
        count ++;
        printdevice(*pdev);
        pdev = mapper_device_query_next(pdev);
    }

    if (count != 3) {
        eprintf("Expected 3 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind devices with property 'num_outputs'==2:\n");
    int temp = 2;
    pdev = mapper_database_devices_by_property(db, "num_outputs", 1, 'i', &temp,
                                               MAPPER_OP_EQUAL);

    count=0;
    if (!pdev) {
        eprintf("mapper_database_devices_by_property() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pdev) {
        eprintf("mapper_database_devices_by_property() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pdev) {
        count ++;
        printdevice(*pdev);
        pdev = mapper_device_query_next(pdev);
    }

    if (count != 1) {
        eprintf("Expected 1 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind devices with properties 'host'!='localhost' AND 'port'>=4000:\n");

    pdev = mapper_database_devices_by_property(db, "host", 1, 's', "localhost",
                                               MAPPER_OP_NOT_EQUAL);
    pdev2 = mapper_database_devices_by_property(db, "port", 1, 'i', &port,
                                                MAPPER_OP_GREATER_THAN_OR_EQUAL);
    pdev = mapper_device_query_intersection(pdev, pdev2);

    count=0;
    if (!pdev) {
        eprintf("mapper_database_devices_by_property() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pdev) {
        eprintf("mapper_database_devices_by_property() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pdev) {
        count ++;
        printdevice(*pdev);
        pdev = mapper_device_query_next(pdev);
    }

    if (count != 1) {
        eprintf("Expected 1 record, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\n--- Signals ---\n");

    eprintf("\nFind all signals for device 'testdatabase.1':\n");

    dev = mapper_database_device_by_name(db, "testdatabase.1");
    psig = mapper_device_signals(dev, MAPPER_DIR_ANY);

    count=0;
    if (!psig) {
        eprintf("mapper_device_signals() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*psig) {
        eprintf("mapper_device_signals() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (psig) {
        count ++;
        printsignal(*psig);
        psig = mapper_signal_query_next(psig);
    }

    if (count != 4) {
        eprintf("Expected 4 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind all signals for device 'testdatabase__xx.2':\n");

    dev = mapper_database_device_by_name(db, "testdatabase__xx.2");
    psig = mapper_device_signals(dev, MAPPER_DIR_ANY);

    count=0;
    if (psig) {
        eprintf("mapper_device_signals() incorrectly found something.\n");
        printsignal(*psig);
        mapper_signal_query_done(psig);
        result = 1;
        goto done;
    }
    else
        eprintf("  correctly returned 0.\n");

    /*********/

    eprintf("\nFind all outputs for device 'testdatabase__.2':\n");

    dev = mapper_database_device_by_name(db, "testdatabase__.2");
    psig = mapper_device_signals(dev, MAPPER_DIR_ANY);

    count=0;
    if (!psig) {
        eprintf("mapper_device_signals() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*psig) {
        eprintf("mapper_device_signals() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (psig) {
        count ++;
        printsignal(*psig);
        psig = mapper_signal_query_next(psig);
    }

    if (count != 3) {
        eprintf("Expected 3 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind signal matching 'in' for device 'testdatabase.1':\n");

    dev = mapper_database_device_by_name(db, "testdatabase.1");
    psig = mapper_device_signals(dev, MAPPER_DIR_ANY);
    psig2 = mapper_database_signals_by_name(db, "*in*");
    psig = mapper_signal_query_intersection(psig, psig2);

    count=0;
    if (!psig) {
        eprintf("intersection of mapper_device_signals() and "
                "mapper_database_signals_by_name() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*psig) {
        eprintf("intersection of mapper_device_signals() and "
                "mapper_database_signals_by_name() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (psig) {
        count ++;
        printsignal(*psig);
        psig = mapper_signal_query_next(psig);
    }

    if (count != 2) {
        eprintf("Expected 2 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind signal matching 'out' for device 'testdatabase.1':\n");

    dev = mapper_database_device_by_name(db, "testdatabase.1");
    psig = mapper_device_signals(dev, MAPPER_DIR_ANY);
    psig2 = mapper_database_signals_by_name(db, "*out*");
    psig = mapper_signal_query_intersection(psig, psig2);

    count=0;
    if (!psig) {
        eprintf("intersection of mapper_device_signals() and "
                "mapper_database_signals_by_name() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*psig) {
        eprintf("intersection of mapper_device_signals() and "
                "mapper_database_signals_by_name() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (psig) {
        count ++;
        printsignal(*psig);
        psig = mapper_signal_query_next(psig);
    }

    if (count != 2) {
        eprintf("Expected 2 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind signal matching 'out' for device 'testdatabase__.2':\n");

    dev = mapper_database_device_by_name(db, "testdatabase__.2");
    psig = mapper_device_signals(dev, MAPPER_DIR_ANY);
    psig2 = mapper_database_signals_by_name(db, "*out*");
    psig = mapper_signal_query_intersection(psig, psig2);

    count=0;
    if (!psig) {
        eprintf("intersection of mapper_device_signals() and "
                "mapper_database_signals_by_name() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*psig) {
        eprintf("intersection of mapper_device_signals() and "
                "mapper_database_signals_by_name() returned something "
                "which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (psig) {
        count ++;
        printsignal(*psig);
        psig = mapper_signal_query_next(psig);
    }

    if (count != 1) {
        eprintf("Expected 1 record, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\n--- maps ---\n");

    eprintf("\nFind maps with source 'out1':\n");

    psig = mapper_database_signals_by_name(db, "out1");
    pmap = 0;
    while (psig) {
        pmap2 = mapper_signal_maps(*psig, MAPPER_DIR_OUTGOING);
        pmap = mapper_map_query_union(pmap, pmap2);
        psig = mapper_signal_query_next(psig);
    }

    count=0;
    if (!pmap) {
        eprintf("combined query returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pmap) {
        eprintf("combined query returned something which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pmap) {
        count ++;
        printmap(*pmap);
        pmap = mapper_map_query_next(pmap);
    }

    if (count != 3) {
        eprintf("Expected 3 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind maps for device 'testdatabase.1', source 'out1':\n");

    dev = mapper_database_device_by_name(db, "testdatabase.1");
    sig = mapper_device_signal_by_name(dev, "out1");
    pmap = mapper_signal_maps(sig, 0);

    count=0;
    if (!pmap) {
        eprintf("mapper_signal_maps() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pmap) {
        eprintf("mapper_signal_maps() returned something which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pmap) {
        count ++;
        printmap(*pmap);
        pmap = mapper_map_query_next(pmap);
    }

    if (count != 2) {
        eprintf("Expected 2 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind maps with destination signal named 'in2':\n");

    psig = mapper_database_signals_by_name(db, "in2");
    pmap = 0;
    while (psig) {
        pmap2 = mapper_signal_maps(*psig, MAPPER_DIR_INCOMING);
        pmap = mapper_map_query_union(pmap, pmap2);
        psig = mapper_signal_query_next(psig);
    }

    count=0;
    if (!pmap) {
        eprintf("combined query returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pmap) {
        eprintf("combined query returned something which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pmap) {
        count ++;
        printmap(*pmap);
        pmap = mapper_map_query_next(pmap);
    }

    if (count != 1) {
        eprintf("Expected 1 record, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind maps for device 'testdatabase__.2', destination 'in1':\n");

    dev = mapper_database_device_by_name(db, "testdatabase__.2");
    sig = mapper_device_signal_by_name(dev, "in1");
    pmap = mapper_signal_maps(sig, MAPPER_DIR_INCOMING);

    count=0;
    if (!pmap) {
        eprintf("mapper_signal_maps() returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pmap) {
        eprintf("mapper_signal_maps() returned something which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pmap) {
        count ++;
        printmap(*pmap);
        pmap = mapper_map_query_next(pmap);
    }

    if (count != 2) {
        eprintf("Expected 2 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind maps for source device 'testdatabase__.2', signal 'out1'"
            "\n          AND dest device 'testdatabase.1', signal 'in1':\n");

    // get maps with source signal
    dev = mapper_database_device_by_name(db, "testdatabase__.2");
    sig = mapper_device_signal_by_name(dev, "out1");
    pmap = mapper_signal_maps(sig, MAPPER_DIR_OUTGOING);

    // get maps with destination signal
    dev = mapper_database_device_by_name(db, "testdatabase.1");
    sig = mapper_device_signal_by_name(dev, "in1");
    pmap2 = mapper_signal_maps(sig, MAPPER_DIR_INCOMING);

    // intersect map queries
    pmap = mapper_map_query_intersection(pmap, pmap2);

    count=0;
    if (!pmap) {
        eprintf("combined query returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pmap) {
        eprintf("combined query returned something which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pmap) {
        count ++;
        printmap(*pmap);
        pmap = mapper_map_query_next(pmap);
    }

    if (count != 1) {
        eprintf("Expected 1 records, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/

    eprintf("\nFind maps for source device 'testdatabase__.2', signals matching 'out',"
            "\n          AND dest device 'testdatabase.1', all signals:\n");

    // build source query
    dev = mapper_database_device_by_name(db, "testdatabase__.2");
    psig = mapper_device_signals(dev, MAPPER_DIR_ANY);
    psig2 = mapper_database_signals_by_name(db, "*out*");
    psig = mapper_signal_query_intersection(psig, psig2);

    pmap = 0;
    while (psig) {
        pmap2 = mapper_signal_maps(*psig, MAPPER_DIR_OUTGOING);
        pmap = mapper_map_query_union(pmap, pmap2);
        psig = mapper_signal_query_next(psig);
    }

    // build destination query
    dev = mapper_database_device_by_name(db, "testdatabase.1");
    pmap2 = mapper_device_maps(dev, MAPPER_DIR_ANY);

    // intersect queries
    pmap = mapper_map_query_intersection(pmap, pmap2);

    count=0;
    if (!pmap) {
        eprintf("combined query returned 0.\n");
        result = 1;
        goto done;
    }
    if (!*pmap) {
        eprintf("combined query returned something which pointed to 0.\n");
        result = 1;
        goto done;
    }

    while (pmap) {
        count ++;
        printmap(*pmap);
        pmap = mapper_map_query_next(pmap);
    }

    if (count != 1) {
        eprintf("Expected 1 record, but counted %d.\n", count);
        result = 1;
        goto done;
    }

    /*********/
done:
    mapper_network_free(net);
    if (!verbose)
        printf("..................................................");
    printf("Test %s.\n", result ? "FAILED" : "PASSED");
    return result;
}