Pass unitsize to srd_session_send() directly.
[sigrok-cli.git] / show.c
diff --git a/show.c b/show.c
index b91fa578c2cb5c6ac0e3632eeafba07840743add..aec61f142d7aff4a90a38e32a4b80ad56fb45f2d 100644 (file)
--- a/show.c
+++ b/show.c
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "sigrok-cli.h"
-#include "config.h"
 #include <glib.h>
 #include <string.h>
-
-extern gint opt_loglevel;
-extern gchar *opt_pds;
+#include "sigrok-cli.h"
 
 static gint sort_inputs(gconstpointer a, gconstpointer b)
 {
-       const struct sr_input_format *ia = a, *ib = b;
-
-       return strcmp(ia->id, ib->id);
+       return strcmp(sr_input_id_get((struct sr_input_module *)a),
+                       sr_input_id_get((struct sr_input_module *)b));
 }
 
 static gint sort_outputs(gconstpointer a, gconstpointer b)
 {
-       const struct sr_output_format *oa = a, *ob = b;
+       return strcmp(sr_output_id_get((struct sr_output_module *)a),
+                       sr_output_id_get((struct sr_output_module *)b));
+}
 
-       return strcmp(oa->id, ob->id);
+static gint sort_transforms(gconstpointer a, gconstpointer b)
+{
+       return strcmp(sr_transform_id_get((struct sr_transform_module *)a),
+                       sr_transform_id_get((struct sr_transform_module *)b));
 }
 
 static gint sort_drivers(gconstpointer a, gconstpointer b)
@@ -46,18 +46,21 @@ static gint sort_drivers(gconstpointer a, gconstpointer b)
        return strcmp(sdda->name, sddb->name);
 }
 
+#ifdef HAVE_SRD
 static gint sort_pds(gconstpointer a, gconstpointer b)
 {
        const struct srd_decoder *sda = a, *sdb = b;
 
        return strcmp(sda->id, sdb->id);
 }
+#endif
 
 void show_version(void)
 {
        struct sr_dev_driver **drivers, *driver;
-       struct sr_input_format **inputs, *input;
-       struct sr_output_format **outputs, *output;
+       const struct sr_input_module **inputs, *input;
+       const struct sr_output_module **outputs, *output;
+       const struct sr_transform_module **transforms, *transform;
        const GSList *l;
        GSList *sl;
        int i;
@@ -75,7 +78,7 @@ void show_version(void)
 #endif
 
        printf("Supported hardware drivers:\n");
-       drivers = sr_driver_list();
+       drivers = sr_driver_list(sr_ctx);
        for (sl = NULL, i = 0; drivers[i]; i++)
                sl = g_slist_append(sl, drivers[i]);
        sl = g_slist_sort(sl, sort_drivers);
@@ -89,11 +92,12 @@ void show_version(void)
        printf("Supported input formats:\n");
        inputs = sr_input_list();
        for (sl = NULL, i = 0; inputs[i]; i++)
-               sl = g_slist_append(sl, inputs[i]);
+               sl = g_slist_append(sl, (gpointer)inputs[i]);
        sl = g_slist_sort(sl, sort_inputs);
        for (l = sl; l; l = l->next) {
                input = l->data;
-               printf("  %-20s %s\n", input->id, input->description);
+               printf("  %-20s %s\n", sr_input_id_get(input),
+                               sr_input_description_get(input));
        }
        printf("\n");
        g_slist_free(sl);
@@ -101,11 +105,25 @@ void show_version(void)
        printf("Supported output formats:\n");
        outputs = sr_output_list();
        for (sl = NULL, i = 0; outputs[i]; i++)
-               sl = g_slist_append(sl, outputs[i]);
+               sl = g_slist_append(sl, (gpointer)outputs[i]);
        sl = g_slist_sort(sl, sort_outputs);
        for (l = sl; l; l = l->next) {
                output = l->data;
-               printf("  %-20s %s\n", output->id, output->description);
+               printf("  %-20s %s\n", sr_output_id_get(output),
+                               sr_output_description_get(output));
+       }
+       printf("\n");
+       g_slist_free(sl);
+
+       printf("Supported transform modules:\n");
+       transforms = sr_transform_list();
+       for (sl = NULL, i = 0; transforms[i]; i++)
+               sl = g_slist_append(sl, (gpointer)transforms[i]);
+       sl = g_slist_sort(sl, sort_transforms);
+       for (l = sl; l; l = l->next) {
+               transform = l->data;
+               printf("  %-20s %s\n", sr_transform_id_get(transform),
+                               sr_transform_description_get(transform));
        }
        printf("\n");
        g_slist_free(sl);
@@ -130,37 +148,54 @@ void show_version(void)
 #endif
 }
 
+static gint sort_channels(gconstpointer a, gconstpointer b)
+{
+       const struct sr_channel *pa = a, *pb = b;
+
+       return pa->index - pb->index;
+}
+
 static void print_dev_line(const struct sr_dev_inst *sdi)
 {
-       struct sr_probe *probe;
-       GSList *l;
+       struct sr_channel *ch;
+       GSList *sl, *l, *channels;
        GString *s;
        GVariant *gvar;
+       struct sr_dev_driver *driver;
+       const char *vendor, *model, *version;
+
+       driver = sr_dev_inst_driver_get(sdi);
+       vendor = sr_dev_inst_vendor_get(sdi);
+       model = sr_dev_inst_model_get(sdi);
+       version = sr_dev_inst_version_get(sdi);
+       channels = sr_dev_inst_channels_get(sdi);
 
        s = g_string_sized_new(128);
-       g_string_assign(s, sdi->driver->name);
-       if (sr_config_get(sdi->driver, sdi, NULL, SR_CONF_CONN, &gvar) == SR_OK) {
+       g_string_assign(s, driver->name);
+       if (maybe_config_get(driver, sdi, NULL, SR_CONF_CONN, &gvar) == SR_OK) {
                g_string_append(s, ":conn=");
                g_string_append(s, g_variant_get_string(gvar, NULL));
                g_variant_unref(gvar);
        }
        g_string_append(s, " - ");
-       if (sdi->vendor && sdi->vendor[0])
-               g_string_append_printf(s, "%s ", sdi->vendor);
-       if (sdi->model && sdi->model[0])
-               g_string_append_printf(s, "%s ", sdi->model);
-       if (sdi->version && sdi->version[0])
-               g_string_append_printf(s, "%s ", sdi->version);
-       if (sdi->probes) {
-               if (g_slist_length(sdi->probes) == 1) {
-                       probe = sdi->probes->data;
-                       g_string_append_printf(s, "with 1 probe: %s", probe->name);
+       if (vendor && vendor[0])
+               g_string_append_printf(s, "%s ", vendor);
+       if (model && model[0])
+               g_string_append_printf(s, "%s ", model);
+       if (version && version[0])
+               g_string_append_printf(s, "%s ", version);
+       if (channels) {
+               if (g_slist_length(channels) == 1) {
+                       ch = channels->data;
+                       g_string_append_printf(s, "with 1 channel: %s", ch->name);
                } else {
-                       g_string_append_printf(s, "with %d probes:", g_slist_length(sdi->probes));
-                       for (l = sdi->probes; l; l = l->next) {
-                               probe = l->data;
-                               g_string_append_printf(s, " %s", probe->name);
+                       sl = g_slist_sort(g_slist_copy(channels), sort_channels);
+                       g_string_append_printf(s, "with %d channels:", g_slist_length(sl));
+                       for (l = sl; l; l = l->next) {
+                               ch = l->data;
+                               g_string_append_printf(s, " %s", ch->name);
                        }
+                       g_slist_free(sl);
                }
        }
        g_string_append_printf(s, "\n");
@@ -186,22 +221,68 @@ void show_dev_list(void)
 
 }
 
+void show_drv_detail(struct sr_dev_driver *driver)
+{
+       const struct sr_config_info *srci;
+       GVariant *gvar_opts;
+       const uint32_t *opts;
+       gsize num_elements, i;
+
+       if (sr_config_list(driver, NULL, NULL, SR_CONF_DEVICE_OPTIONS,
+                       &gvar_opts) == SR_OK) {
+               opts = g_variant_get_fixed_array(gvar_opts, &num_elements,
+                               sizeof(uint32_t));
+               if (num_elements) {
+                       printf("Driver functions:\n");
+                       for (i = 0; i < num_elements; i++) {
+                               if (!(srci = sr_config_info_get(opts[i] & SR_CONF_MASK)))
+                                       continue;
+                               printf("    %s\n", srci->name);
+                       }
+               }
+               g_variant_unref(gvar_opts);
+       }
+
+       if (sr_config_list(driver, NULL, NULL, SR_CONF_SCAN_OPTIONS,
+                       &gvar_opts) == SR_OK) {
+               opts = g_variant_get_fixed_array(gvar_opts, &num_elements,
+                               sizeof(uint32_t));
+               if (num_elements) {
+                       printf("Scan options:\n");
+                       for (i = 0; i < num_elements; i++) {
+                               if (!(srci = sr_config_info_get(opts[i] & SR_CONF_MASK)))
+                                       continue;
+                               printf("    %s\n", srci->id);
+                       }
+               }
+               g_variant_unref(gvar_opts);
+       }
+}
+
 void show_dev_detail(void)
 {
+       struct sr_dev_driver *driver_from_opt, *driver;
        struct sr_dev_inst *sdi;
        const struct sr_config_info *srci;
-       struct sr_probe *probe;
-       struct sr_probe_group *probe_group, *pg;
-       GSList *devices, *pgl, *prl;
+       struct sr_channel *ch;
+       struct sr_channel_group *channel_group, *cg;
+       GSList *devices, *cgl, *chl, *channel_groups;
        GVariant *gvar_opts, *gvar_dict, *gvar_list, *gvar;
        gsize num_opts, num_elements;
+       double dlow, dhigh, dcur_low, dcur_high;
        const uint64_t *uint64, p, q, low, high;
-       uint64_t cur_low, cur_high;
-       const int32_t *opts;
-       unsigned int num_devices, o, i;
-       char *tmp_str;
-       char *s;
-       const char *charopts, **stropts;
+       uint64_t tmp_uint64, cur_low, cur_high, cur_p, cur_q;
+       const uint32_t *opts;
+       const int32_t *int32;
+       uint32_t key, o;
+       unsigned int num_devices, i;
+       char *tmp_str, *s, c;
+       const char **stropts;
+
+       if (parse_driver(opt_drv, &driver_from_opt, NULL)) {
+               /* A driver was specified, report driver-wide options now. */
+               show_drv_detail(driver_from_opt);
+       }
 
        if (!(devices = device_scan())) {
                g_critical("No devices found.");
@@ -216,97 +297,120 @@ void show_dev_detail(void)
        }
 
        sdi = devices->data;
+       g_slist_free(devices);
        print_dev_line(sdi);
 
+       driver = sr_dev_inst_driver_get(sdi);
+       channel_groups = sr_dev_inst_channel_groups_get(sdi);
+
        if (sr_dev_open(sdi) != SR_OK) {
                g_critical("Failed to open device.");
                return;
        }
 
-       if ((sr_config_list(sdi->driver, NULL, NULL, SR_CONF_SCAN_OPTIONS,
-                       &gvar_opts) == SR_OK)) {
-               opts = g_variant_get_fixed_array(gvar_opts, &num_elements,
-                               sizeof(int32_t));
-               printf("Supported driver options:\n");
-               for (i = 0; i < num_elements; i++) {
-                       if (!(srci = sr_config_info_get(opts[i])))
-                               continue;
-                       printf("    %s\n", srci->id);
-               }
-               g_variant_unref(gvar_opts);
-       }
-
-       /* Selected probes and probe group may affect which options are
-        * returned, or which values for them. */
-       select_probes(sdi);
-       probe_group = select_probe_group(sdi);
+       /*
+        * Selected channels and channel group may affect which options are
+        * returned, or which values for them.
+        */
+       select_channels(sdi);
+       channel_group = select_channel_group(sdi);
 
-       if ((sr_config_list(sdi->driver, sdi, probe_group, SR_CONF_DEVICE_OPTIONS,
-                       &gvar_opts)) != SR_OK)
+       if (sr_config_list(driver, sdi, channel_group, SR_CONF_DEVICE_OPTIONS,
+                       &gvar_opts) != SR_OK)
                /* Driver supports no device instance options. */
                return;
 
-       if (sdi->probe_groups) {
-               printf("Probe groups:\n");
-               for (pgl = sdi->probe_groups; pgl; pgl = pgl->next) {
-                       pg = pgl->data;
-                       printf("    %s: channel%s", pg->name,
-                                       g_slist_length(pg->probes) > 1 ? "s" : "");
-                       for (prl = pg->probes; prl; prl = prl->next) {
-                               probe = prl->data;
-                               printf(" %s", probe->name);
+       if (channel_groups) {
+               printf("Channel groups:\n");
+               for (cgl = channel_groups; cgl; cgl = cgl->next) {
+                       cg = cgl->data;
+                       printf("    %s: channel%s", cg->name,
+                                       g_slist_length(cg->channels) > 1 ? "s" : "");
+                       for (chl = cg->channels; chl; chl = chl->next) {
+                               ch = chl->data;
+                               printf(" %s", ch->name);
                        }
                        printf("\n");
                }
        }
 
        printf("Supported configuration options");
-       if (sdi->probe_groups) {
-               if (!probe_group)
-                       printf(" across all probe groups");
+       if (channel_groups) {
+               if (!channel_group)
+                       printf(" across all channel groups");
                else
-                       printf(" on probe group %s", probe_group->name);
+                       printf(" on channel group %s", channel_group->name);
        }
        printf(":\n");
-       opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(int32_t));
+       opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(uint32_t));
        for (o = 0; o < num_opts; o++) {
-               if (!(srci = sr_config_info_get(opts[o])))
+               key = opts[o] & SR_CONF_MASK;
+               if (!(srci = sr_config_info_get(key)))
                        continue;
 
-               if (srci->key == SR_CONF_TRIGGER_TYPE) {
-                       if (sr_config_list(sdi->driver, sdi, probe_group, srci->key,
-                                       &gvar) != SR_OK) {
+               if (key == SR_CONF_TRIGGER_MATCH) {
+                       if (maybe_config_list(driver, sdi, channel_group, key,
+                                       &gvar_list) != SR_OK) {
                                printf("\n");
                                continue;
                        }
-                       charopts = g_variant_get_string(gvar, NULL);
+                       int32 = g_variant_get_fixed_array(gvar_list,
+                                       &num_elements, sizeof(int32_t));
                        printf("    Supported triggers: ");
-                       while (*charopts) {
-                               printf("%c ", *charopts);
-                               charopts++;
+                       for (i = 0; i < num_elements; i++) {
+                               switch (int32[i]) {
+                               case SR_TRIGGER_ZERO:
+                                       c = '0';
+                                       break;
+                               case SR_TRIGGER_ONE:
+                                       c = '1';
+                                       break;
+                               case SR_TRIGGER_RISING:
+                                       c = 'r';
+                                       break;
+                               case SR_TRIGGER_FALLING:
+                                       c = 'f';
+                                       break;
+                               case SR_TRIGGER_EDGE:
+                                       c = 'e';
+                                       break;
+                               case SR_TRIGGER_OVER:
+                                       c = 'o';
+                                       break;
+                               case SR_TRIGGER_UNDER:
+                                       c = 'u';
+                                       break;
+                               default:
+                                       c = 0;
+                                       break;
+                               }
+                               if (c)
+                                       printf("%c ", c);
                        }
                        printf("\n");
-                       g_variant_unref(gvar);
+                       g_variant_unref(gvar_list);
 
-               } else if (srci->key == SR_CONF_LIMIT_SAMPLES) {
-                       /* If implemented in config_list(), this denotes the
+               } else if (key == SR_CONF_LIMIT_SAMPLES
+                               && config_key_has_cap(driver, sdi, NULL, key, SR_CONF_LIST)) {
+                       /*
+                        * If implemented in config_list(), this denotes the
                         * maximum number of samples a device can send. This
                         * really applies only to logic analyzers, and then
                         * only to those that don't support compression, or
                         * have it turned off by default. The values returned
-                        * are the low/high limits. */
-                       if (sr_config_list(sdi->driver, sdi, probe_group, srci->key,
-                                       &gvar) != SR_OK) {
-                               continue;
+                        * are the low/high limits.
+                        */
+                       if (sr_config_list(driver, sdi, channel_group, key,
+                                       &gvar) == SR_OK) {
+                               g_variant_get(gvar, "(tt)", &low, &high);
+                               g_variant_unref(gvar);
+                               printf("    Maximum number of samples: %"PRIu64"\n", high);
                        }
-                       g_variant_get(gvar, "(tt)", &low, &high);
-                       g_variant_unref(gvar);
-                       printf("    Maximum number of samples: %"PRIu64"\n", high);
 
-               } else if (srci->key == SR_CONF_SAMPLERATE) {
+               } else if (key == SR_CONF_SAMPLERATE) {
                        /* Supported samplerates */
                        printf("    %s", srci->id);
-                       if (sr_config_list(sdi->driver, sdi, probe_group, SR_CONF_SAMPLERATE,
+                       if (maybe_config_list(driver, sdi, channel_group, SR_CONF_SAMPLERATE,
                                        &gvar_dict) != SR_OK) {
                                printf("\n");
                                continue;
@@ -346,71 +450,52 @@ void show_dev_detail(void)
                        }
                        g_variant_unref(gvar_dict);
 
-               } else if (srci->key == SR_CONF_BUFFERSIZE) {
-                       /* Supported buffer sizes */
-                       printf("    %s", srci->id);
-                       if (sr_config_list(sdi->driver, sdi, probe_group,
-                                       SR_CONF_BUFFERSIZE, &gvar_list) != SR_OK) {
+               } else if (srci->datatype == SR_T_UINT64) {
+                       printf("    %s: ", srci->id);
+                       gvar = NULL;
+                       if (maybe_config_get(driver, sdi, channel_group, key,
+                                       &gvar) == SR_OK) {
+                               tmp_uint64 = g_variant_get_uint64(gvar);
+                               g_variant_unref(gvar);
+                       } else
+                               tmp_uint64 = 0;
+                       if (maybe_config_list(driver, sdi, channel_group,
+                                       key, &gvar_list) != SR_OK) {
+                               if (gvar) {
+                                       /* Can't list it, but we have a value to show. */
+                                       printf("%"PRIu64" (current)", tmp_uint64);
+                               }
                                printf("\n");
                                continue;
                        }
                        uint64 = g_variant_get_fixed_array(gvar_list,
                                        &num_elements, sizeof(uint64_t));
-                       printf(" - supported buffer sizes:\n");
-                       for (i = 0; i < num_elements; i++)
-                               printf("      %"PRIu64"\n", uint64[i]);
-                       g_variant_unref(gvar_list);
-
-               } else if (srci->key == SR_CONF_TIMEBASE) {
-                       /* Supported time bases */
-                       printf("    %s", srci->id);
-                       if (sr_config_list(sdi->driver, sdi, probe_group,
-                                       SR_CONF_TIMEBASE, &gvar_list) != SR_OK) {
-                               printf("\n");
-                               continue;
-                       }
-                       printf(" - supported time bases:\n");
-                       num_elements = g_variant_n_children(gvar_list);
+                       printf(" - supported values:\n");
                        for (i = 0; i < num_elements; i++) {
-                               gvar = g_variant_get_child_value(gvar_list, i);
-                               g_variant_get(gvar, "(tt)", &p, &q);
-                               s = sr_period_string(p * q);
-                               printf("      %s\n", s);
-                               g_free(s);
-                       }
-                       g_variant_unref(gvar_list);
-
-               } else if (srci->key == SR_CONF_VDIV) {
-                       /* Supported volts/div values */
-                       printf("    %s", srci->id);
-                       if (sr_config_list(sdi->driver, sdi, probe_group,
-                                       SR_CONF_VDIV, &gvar_list) != SR_OK) {
+                               printf("      %"PRIu64, uint64[i]);
+                               if (gvar && tmp_uint64 == uint64[i])
+                                       printf(" (current)");
                                printf("\n");
-                               continue;
-                       }
-                       printf(" - supported volts/div:\n");
-                       num_elements = g_variant_n_children(gvar_list);
-                       for (i = 0; i < num_elements; i++) {
-                               gvar = g_variant_get_child_value(gvar_list, i);
-                               g_variant_get(gvar, "(tt)", &p, &q);
-                               s = sr_voltage_string(p, q);
-                               printf("      %s\n", s);
-                               g_free(s);
                        }
                        g_variant_unref(gvar_list);
 
-               } else if (srci->datatype == SR_T_CHAR) {
+               } else if (srci->datatype == SR_T_STRING) {
                        printf("    %s: ", srci->id);
-                       if (sr_config_get(sdi->driver, sdi, probe_group, srci->key,
+                       if (maybe_config_get(driver, sdi, channel_group, key,
                                        &gvar) == SR_OK) {
                                tmp_str = g_strdup(g_variant_get_string(gvar, NULL));
                                g_variant_unref(gvar);
                        } else
                                tmp_str = NULL;
 
-                       if (sr_config_list(sdi->driver, sdi, probe_group, srci->key,
+                       if (maybe_config_list(driver, sdi, channel_group, key,
                                        &gvar) != SR_OK) {
+                               if (tmp_str) {
+                                       /* Can't list it, but we have a value to show. */
+                                       printf("%s (current)", tmp_str);
+                               }
                                printf("\n");
+                               g_free(tmp_str);
                                continue;
                        }
 
@@ -429,13 +514,13 @@ void show_dev_detail(void)
 
                } else if (srci->datatype == SR_T_UINT64_RANGE) {
                        printf("    %s: ", srci->id);
-                       if (sr_config_list(sdi->driver, sdi, probe_group, srci->key,
+                       if (maybe_config_list(driver, sdi, channel_group, key,
                                        &gvar_list) != SR_OK) {
                                printf("\n");
                                continue;
                        }
 
-                       if (sr_config_get(sdi->driver, sdi, NULL, srci->key, &gvar) == SR_OK) {
+                       if (maybe_config_get(driver, sdi, channel_group, key, &gvar) == SR_OK) {
                                g_variant_get(gvar, "(tt)", &cur_low, &cur_high);
                                g_variant_unref(gvar);
                        } else {
@@ -459,7 +544,7 @@ void show_dev_detail(void)
 
                } else if (srci->datatype == SR_T_BOOL) {
                        printf("    %s: ", srci->id);
-                       if (sr_config_get(sdi->driver, sdi, NULL, srci->key,
+                       if (maybe_config_get(driver, sdi, channel_group, key,
                                        &gvar) == SR_OK) {
                                if (g_variant_get_boolean(gvar))
                                        printf("on (current), off\n");
@@ -469,6 +554,77 @@ void show_dev_detail(void)
                        } else
                                printf("on, off\n");
 
+               } else if (srci->datatype == SR_T_DOUBLE_RANGE) {
+                       printf("    %s: ", srci->id);
+                       if (maybe_config_list(driver, sdi, channel_group, key,
+                                       &gvar_list) != SR_OK) {
+                               printf("\n");
+                               continue;
+                       }
+
+                       if (maybe_config_get(driver, sdi, channel_group, key, &gvar) == SR_OK) {
+                               g_variant_get(gvar, "(dd)", &dcur_low, &dcur_high);
+                               g_variant_unref(gvar);
+                       } else {
+                               dcur_low = 0;
+                               dcur_high = 0;
+                       }
+
+                       num_elements = g_variant_n_children(gvar_list);
+                       for (i = 0; i < num_elements; i++) {
+                               gvar = g_variant_get_child_value(gvar_list, i);
+                               g_variant_get(gvar, "(dd)", &dlow, &dhigh);
+                               g_variant_unref(gvar);
+                               if (i)
+                                       printf(", ");
+                               printf("%.1f-%.1f", dlow, dhigh);
+                               if (dlow == dcur_low && dhigh == dcur_high)
+                                       printf(" (current)");
+                       }
+                       printf("\n");
+                       g_variant_unref(gvar_list);
+
+               } else if (srci->datatype == SR_T_FLOAT) {
+                       printf("    %s: ", srci->id);
+                       if (maybe_config_get(driver, sdi, channel_group, key,
+                                       &gvar) == SR_OK) {
+                               printf("%f\n", g_variant_get_double(gvar));
+                               g_variant_unref(gvar);
+                       } else
+                               printf("\n");
+
+               } else if (srci->datatype == SR_T_RATIONAL_PERIOD
+                               || srci->datatype == SR_T_RATIONAL_VOLT) {
+                       printf("    %s", srci->id);
+                       if (maybe_config_get(driver, sdi, channel_group, key,
+                                       &gvar) == SR_OK) {
+                               g_variant_get(gvar, "(tt)", &cur_p, &cur_q);
+                               g_variant_unref(gvar);
+                       } else
+                               cur_p = cur_q = 0;
+
+                       if (maybe_config_list(driver, sdi, channel_group,
+                                       key, &gvar_list) != SR_OK) {
+                               printf("\n");
+                               continue;
+                       }
+                       printf(" - supported values:\n");
+                       num_elements = g_variant_n_children(gvar_list);
+                       for (i = 0; i < num_elements; i++) {
+                               gvar = g_variant_get_child_value(gvar_list, i);
+                               g_variant_get(gvar, "(tt)", &p, &q);
+                               if (srci->datatype == SR_T_RATIONAL_PERIOD)
+                                       s = sr_period_string(p * q);
+                               else
+                                       s = sr_voltage_string(p, q);
+                               printf("      %s", s);
+                               g_free(s);
+                               if (p == cur_p && q == cur_q)
+                                       printf(" (current)");
+                               printf("\n");
+                       }
+                       g_variant_unref(gvar_list);
+
                } else {
 
                        /* Everything else */
@@ -478,19 +634,19 @@ void show_dev_detail(void)
        g_variant_unref(gvar_opts);
 
        sr_dev_close(sdi);
-       g_slist_free(devices);
 
 }
 
 #ifdef HAVE_SRD
 void show_pd_detail(void)
 {
-       GSList *l, *ll;
        struct srd_decoder *dec;
        struct srd_decoder_option *o;
-       char **pdtokens, **pdtok, *optsep, **ann, *val, *doc;
-       struct srd_probe *p;
+       struct srd_channel *pdch;
        struct srd_decoder_annotation_row *r;
+       GSList *l, *ll, *ol;
+       int idx;
+       char **pdtokens, **pdtok, *optsep, **ann, *val, *doc;
 
        pdtokens = g_strsplit(opt_pds, ",", -1);
        for (pdtok = pdtokens; *pdtok; pdtok++) {
@@ -518,29 +674,34 @@ void show_pd_detail(void)
                        for (l = dec->annotation_rows; l; l = l->next) {
                                r = l->data;
                                printf("- %s (%s): ", r->id, r->desc);
-                               for (ll = r->ann_classes; ll; ll = ll->next)
-                                       printf("%d ", GPOINTER_TO_INT(ll->data));
+                               for (ll = r->ann_classes; ll; ll = ll->next) {
+                                       idx = GPOINTER_TO_INT(ll->data);
+                                       ann = g_slist_nth_data(dec->annotations, idx);
+                                       printf("%s", ann[0]);
+                                       if (ll->next)
+                                               printf(", ");
+                               }
                                printf("\n");
                        }
                } else {
                        printf("None.\n");
                }
-               printf("Required probes:\n");
-               if (dec->probes) {
-                       for (l = dec->probes; l; l = l->next) {
-                               p = l->data;
+               printf("Required channels:\n");
+               if (dec->channels) {
+                       for (l = dec->channels; l; l = l->next) {
+                               pdch = l->data;
                                printf("- %s (%s): %s\n",
-                                      p->id, p->name, p->desc);
+                                      pdch->id, pdch->name, pdch->desc);
                        }
                } else {
                        printf("None.\n");
                }
-               printf("Optional probes:\n");
-               if (dec->opt_probes) {
-                       for (l = dec->opt_probes; l; l = l->next) {
-                               p = l->data;
+               printf("Optional channels:\n");
+               if (dec->opt_channels) {
+                       for (l = dec->opt_channels; l; l = l->next) {
+                               pdch = l->data;
                                printf("- %s (%s): %s\n",
-                                      p->id, p->name, p->desc);
+                                      pdch->id, pdch->name, pdch->desc);
                        }
                } else {
                        printf("None.\n");
@@ -549,9 +710,14 @@ void show_pd_detail(void)
                if (dec->options) {
                        for (l = dec->options; l; l = l->next) {
                                o = l->data;
+                               printf("- %s: %s (", o->id, o->desc);
+                               for (ol = o->values; ol; ol = ol->next) {
+                                       val = g_variant_print(ol->data, FALSE);
+                                       printf("%s, ", val);
+                                       g_free(val);
+                               }
                                val = g_variant_print(o->def, FALSE);
-                               printf("- %s: %s (default %s)\n", o->id,
-                                       o->desc, val);
+                               printf("default %s)\n", val);
                                g_free(val);
                        }
                } else {
@@ -568,3 +734,122 @@ void show_pd_detail(void)
 }
 #endif
 
+void show_input(void)
+{
+       const struct sr_input_module *imod;
+       const struct sr_option **opts;
+       GSList *l;
+       int i;
+       char *s, **tok;
+
+       tok = g_strsplit(opt_input_format, ":", 0);
+       if (!tok[0] || !(imod = sr_input_find(tok[0])))
+               g_critical("Input module '%s' not found.", opt_input_format);
+
+       printf("ID: %s\nName: %s\n", sr_input_id_get(imod),
+                       sr_input_name_get(imod));
+       printf("Description: %s\n", sr_input_description_get(imod));
+       if ((opts = sr_input_options_get(imod))) {
+               printf("Options:\n");
+               for (i = 0; opts[i]; i++) {
+                       printf("  %s: %s", opts[i]->id, opts[i]->desc);
+                       if (opts[i]->def) {
+                               s = g_variant_print(opts[i]->def, FALSE);
+                               printf(" (default %s", s);
+                               g_free(s);
+                               if (opts[i]->values) {
+                                       printf(", possible values ");
+                                       for (l = opts[i]->values; l; l = l->next) {
+                                               s = g_variant_print((GVariant *)l->data, FALSE);
+                                               printf("%s%s", s, l->next ? ", " : "");
+                                               g_free(s);
+                                       }
+                               }
+                               printf(")");
+                       }
+                       printf("\n");
+               }
+               sr_input_options_free(opts);
+       }
+       g_strfreev(tok);
+}
+
+void show_output(void)
+{
+       const struct sr_output_module *omod;
+       const struct sr_option **opts;
+       GSList *l;
+       int i;
+       char *s, **tok;
+
+       tok = g_strsplit(opt_output_format, ":", 0);
+       if (!tok[0] || !(omod = sr_output_find(tok[0])))
+               g_critical("Output module '%s' not found.", opt_output_format);
+
+       printf("ID: %s\nName: %s\n", sr_output_id_get(omod),
+                       sr_output_name_get(omod));
+       printf("Description: %s\n", sr_output_description_get(omod));
+       if ((opts = sr_output_options_get(omod))) {
+               printf("Options:\n");
+               for (i = 0; opts[i]; i++) {
+                       printf("  %s: %s", opts[i]->id, opts[i]->desc);
+                       if (opts[i]->def) {
+                               s = g_variant_print(opts[i]->def, FALSE);
+                               printf(" (default %s", s);
+                               g_free(s);
+                               if (opts[i]->values) {
+                                       printf(", possible values ");
+                                       for (l = opts[i]->values; l; l = l->next) {
+                                               s = g_variant_print((GVariant *)l->data, FALSE);
+                                               printf("%s%s", s, l->next ? ", " : "");
+                                               g_free(s);
+                                       }
+                               }
+                               printf(")");
+                       }
+                       printf("\n");
+               }
+               sr_output_options_free(opts);
+       }
+       g_strfreev(tok);
+}
+
+void show_transform(void)
+{
+       const struct sr_transform_module *tmod;
+       const struct sr_option **opts;
+       GSList *l;
+       int i;
+       char *s, **tok;
+
+       tok = g_strsplit(opt_transform_module, ":", 0);
+       if (!tok[0] || !(tmod = sr_transform_find(tok[0])))
+               g_critical("Transform module '%s' not found.", opt_transform_module);
+
+       printf("ID: %s\nName: %s\n", sr_transform_id_get(tmod),
+                       sr_transform_name_get(tmod));
+       printf("Description: %s\n", sr_transform_description_get(tmod));
+       if ((opts = sr_transform_options_get(tmod))) {
+               printf("Options:\n");
+               for (i = 0; opts[i]; i++) {
+                       printf("  %s: %s", opts[i]->id, opts[i]->desc);
+                       if (opts[i]->def) {
+                               s = g_variant_print(opts[i]->def, FALSE);
+                               printf(" (default %s", s);
+                               g_free(s);
+                               if (opts[i]->values) {
+                                       printf(", possible values ");
+                                       for (l = opts[i]->values; l; l = l->next) {
+                                               s = g_variant_print((GVariant *)l->data, FALSE);
+                                               printf("%s%s", s, l->next ? ", " : "");
+                                               g_free(s);
+                                       }
+                               }
+                               printf(")");
+                       }
+                       printf("\n");
+               }
+               sr_transform_options_free(opts);
+       }
+       g_strfreev(tok);
+}