static void set_options(void)
{
struct sr_dev_inst *sdi;
GSList *devices;
GHashTable *devargs;
if (!opt_config) {
g_critical("No setting specified.");
return;
}
if (!(devargs = parse_generic_arg(opt_config, FALSE)))
return;
if (!(devices = device_scan())) {
g_critical("No devices found.");
return;
}
sdi = devices->data;
g_slist_free(devices);
if (sr_dev_open(sdi) != SR_OK) {
g_critical("Failed to open device.");
return;
}
set_dev_options(sdi, devargs);
sr_dev_close(sdi);
g_hash_table_destroy(devargs);
}
void Device::use(SigSession *owner) throw(QString)
{
DevInst::use(owner);
sr_session_new();
assert(_sdi);
sr_dev_open(_sdi);
if (sr_session_dev_add(_sdi) != SR_OK)
throw QString(tr("Failed to use device."));
}
int DeviceManager::use_device(sr_dev_inst *sdi, SigSession *owner)
{
assert(sdi);
assert(owner);
if (sr_dev_open(sdi) != SR_OK)
return SR_ERR;
_used_devices[sdi] = owner;
return SR_OK;
}
static void get_option(void)
{
struct sr_dev_inst *sdi;
struct sr_channel_group *cg;
const struct sr_config_info *ci;
GSList *devices;
GVariant *gvar;
GHashTable *devargs;
int ret;
char *s;
struct sr_dev_driver *driver;
if (!(devices = device_scan())) {
g_critical("No devices found.");
return;
}
sdi = devices->data;
g_slist_free(devices);
driver = sr_dev_inst_driver_get(sdi);
if (sr_dev_open(sdi) != SR_OK) {
g_critical("Failed to open device.");
return;
}
cg = select_channel_group(sdi);
if (!(ci = sr_config_info_name_get(opt_get)))
g_critical("Unknown option '%s'", opt_get);
if ((devargs = parse_generic_arg(opt_config, FALSE)))
set_dev_options(sdi, devargs);
else devargs = NULL;
if ((ret = maybe_config_get(driver, sdi, cg, ci->key, &gvar)) != SR_OK)
g_critical("Failed to get '%s': %s", opt_get, sr_strerror(ret));
s = g_variant_print(gvar, FALSE);
printf("%s\n", s);
g_free(s);
g_variant_unref(gvar);
sr_dev_close(sdi);
if (devargs)
g_hash_table_destroy(devargs);
}
/** @private */
SR_PRIV struct sr_dev_inst *sr_session_prepare_sdi(const char *filename, struct sr_session **session)
{
struct sr_dev_inst *sdi = NULL;
sdi = g_malloc0(sizeof(struct sr_dev_inst));
sdi->driver = &session_driver;
sdi->status = SR_ST_INACTIVE;
if (!session_driver_initialized) {
/* first device, init the driver */
session_driver_initialized = 1;
sdi->driver->init(sdi->driver, NULL);
}
sr_dev_open(sdi);
sr_session_dev_add(*session, sdi);
(*session)->owned_devs = g_slist_append((*session)->owned_devs, sdi);
sr_config_set(sdi, NULL, SR_CONF_SESSIONFILE,
g_variant_new_string(filename));
return sdi;
}
void run_session(void)
{
GSList *devices;
GHashTable *devargs;
GVariant *gvar;
struct sr_dev_inst *sdi;
uint64_t min_samples, max_samples;
devices = device_scan();
if (!devices) {
g_critical("No devices found.");
return;
}
if (g_slist_length(devices) > 1) {
g_critical("sigrok-cli only supports one device for capturing.");
return;
}
sdi = devices->data;
sr_session_new();
sr_session_datafeed_callback_add(datafeed_in, NULL);
if (sr_dev_open(sdi) != SR_OK) {
g_critical("Failed to open device.");
return;
}
if (sr_session_dev_add(sdi) != SR_OK) {
g_critical("Failed to add device to session.");
sr_session_destroy();
return;
}
if (opt_config) {
if ((devargs = parse_generic_arg(opt_config, FALSE))) {
if (set_dev_options(sdi, devargs) != SR_OK)
return;
g_hash_table_destroy(devargs);
}
}
if (select_channels(sdi) != SR_OK) {
g_critical("Failed to set channels.");
sr_session_destroy();
return;
}
if (opt_triggers) {
if (!parse_triggerstring(sdi, opt_triggers)) {
sr_session_destroy();
return;
}
}
if (opt_continuous) {
if (!sr_dev_has_option(sdi, SR_CONF_CONTINUOUS)) {
g_critical("This device does not support continuous sampling.");
sr_session_destroy();
return;
}
}
if (opt_time) {
if (set_limit_time(sdi) != SR_OK) {
sr_session_destroy();
return;
}
}
if (opt_samples) {
if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)) {
g_critical("Invalid sample limit '%s'.", opt_samples);
sr_session_destroy();
return;
}
if (sr_config_list(sdi->driver, sdi, NULL,
SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK) {
/* The device has no compression, or compression is turned
* off, and publishes its sample memory size. */
g_variant_get(gvar, "(tt)", &min_samples, &max_samples);
g_variant_unref(gvar);
if (limit_samples < min_samples) {
g_critical("The device stores at least %"PRIu64
" samples with the current settings.", min_samples);
}
if (limit_samples > max_samples) {
g_critical("The device can store only %"PRIu64
" samples with the current settings.", max_samples);
}
}
gvar = g_variant_new_uint64(limit_samples);
if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) {
g_critical("Failed to configure sample limit.");
sr_session_destroy();
return;
}
}
if (opt_frames) {
if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)) {
g_critical("Invalid sample limit '%s'.", opt_samples);
sr_session_destroy();
return;
}
gvar = g_variant_new_uint64(limit_frames);
if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_FRAMES, gvar) != SR_OK) {
g_critical("Failed to configure frame limit.");
sr_session_destroy();
return;
}
}
if (sr_session_start() != SR_OK) {
g_critical("Failed to start session.");
sr_session_destroy();
return;
}
if (opt_continuous)
add_anykey();
sr_session_run();
if (opt_continuous)
clear_anykey();
sr_session_datafeed_callback_remove_all();
sr_session_destroy();
g_slist_free(devices);
}
/**
* Load the session from the specified filename.
*
* @param filename The name of the session file to load. Must not be NULL.
*
* @return SR_OK upon success, SR_ERR_ARG upon invalid arguments,
* SR_ERR_MALLOC upon memory allocation errors, or SR_ERR upon
* other errors.
*/
SR_API int sr_session_load(const char *filename)
{
GKeyFile *kf;
GPtrArray *capturefiles;
struct zip *archive;
struct zip_file *zf;
struct zip_stat zs;
struct sr_dev_inst *sdi;
struct sr_channel *probe;
int ret, devcnt, i, j, k;
uint16_t probenum;
uint64_t tmp_u64, total_probes, enabled_probes;
uint16_t p;
char **sections, **keys, *metafile, *val, s[11];
char probename[SR_MAX_PROBENAME_LEN + 1];
int mode = LOGIC;
int channel_type = SR_CHANNEL_LOGIC;
double tmp_double;
if (!filename) {
sr_err("%s: filename was NULL", __func__);
return SR_ERR_ARG;
}
if (!(archive = zip_open(filename, 0, &ret))) {
sr_dbg("Failed to open session file: zip error %d", ret);
return SR_ERR;
}
/* read "metadata" */
if (zip_stat(archive, "header", 0, &zs) == -1) {
sr_dbg("Not a valid DSView data file.");
return SR_ERR;
}
if (!(metafile = g_try_malloc(zs.size))) {
sr_err("%s: metafile malloc failed", __func__);
return SR_ERR_MALLOC;
}
zf = zip_fopen_index(archive, zs.index, 0);
zip_fread(zf, metafile, zs.size);
zip_fclose(zf);
kf = g_key_file_new();
if (!g_key_file_load_from_data(kf, metafile, zs.size, 0, NULL)) {
sr_dbg("Failed to parse metadata.");
return SR_ERR;
}
sr_session_new();
devcnt = 0;
capturefiles = g_ptr_array_new_with_free_func(g_free);
sections = g_key_file_get_groups(kf, NULL);
for (i = 0; sections[i]; i++) {
if (!strcmp(sections[i], "version"))
/* nothing really interesting in here yet */
continue;
if (!strncmp(sections[i], "header", 6)) {
/* device section */
sdi = NULL;
enabled_probes = total_probes = 0;
keys = g_key_file_get_keys(kf, sections[i], NULL, NULL);
for (j = 0; keys[j]; j++) {
val = g_key_file_get_string(kf, sections[i], keys[j], NULL);
if (!strcmp(keys[j], "device mode")) {
mode = strtoull(val, NULL, 10);
} else if (!strcmp(keys[j], "capturefile")) {
sdi = sr_dev_inst_new(mode, devcnt, SR_ST_ACTIVE, NULL, NULL, NULL);
sdi->driver = &session_driver;
if (devcnt == 0)
/* first device, init the driver */
sdi->driver->init(NULL);
sr_dev_open(sdi);
sr_session_dev_add(sdi);
sdi->driver->config_set(SR_CONF_SESSIONFILE,
g_variant_new_bytestring(filename), sdi, NULL, NULL);
sdi->driver->config_set(SR_CONF_CAPTUREFILE,
g_variant_new_bytestring(val), sdi, NULL, NULL);
g_ptr_array_add(capturefiles, val);
} else if (!strcmp(keys[j], "samplerate")) {
sr_parse_sizestring(val, &tmp_u64);
sdi->driver->config_set(SR_CONF_SAMPLERATE,
g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
} else if (!strcmp(keys[j], "unitsize")) {
tmp_u64 = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_CAPTURE_UNITSIZE,
g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
} else if (!strcmp(keys[j], "total samples")) {
tmp_u64 = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_LIMIT_SAMPLES,
g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
} else if (!strcmp(keys[j], "hDiv")) {
tmp_u64 = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_TIMEBASE,
g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
} else if (!strcmp(keys[j], "total probes")) {
total_probes = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_CAPTURE_NUM_PROBES,
g_variant_new_uint64(total_probes), sdi, NULL, NULL);
channel_type = (mode == DSO) ? SR_CHANNEL_DSO :
(mode == ANALOG) ? SR_CHANNEL_ANALOG : SR_CHANNEL_LOGIC;
for (p = 0; p < total_probes; p++) {
snprintf(probename, SR_MAX_PROBENAME_LEN, "%" PRIu64, p);
if (!(probe = sr_channel_new(p, channel_type, FALSE,
probename)))
return SR_ERR;
sdi->channels = g_slist_append(sdi->channels, probe);
}
} else if (!strncmp(keys[j], "probe", 5)) {
if (!sdi)
continue;
enabled_probes++;
tmp_u64 = strtoul(keys[j]+5, NULL, 10);
/* sr_session_save() */
sr_dev_probe_name_set(sdi, tmp_u64, val);
sr_dev_probe_enable(sdi, tmp_u64, TRUE);
} else if (!strncmp(keys[j], "trigger", 7)) {
probenum = strtoul(keys[j]+7, NULL, 10);
sr_dev_trigger_set(sdi, probenum, val);
} else if (!strncmp(keys[j], "enable", 6)) {
probenum = strtoul(keys[j]+6, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_EN_CH,
g_variant_new_boolean(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "coupling", 8)) {
probenum = strtoul(keys[j]+8, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_COUPLING,
g_variant_new_byte(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "vDiv", 4)) {
probenum = strtoul(keys[j]+4, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_VDIV,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "vFactor", 7)) {
probenum = strtoul(keys[j]+7, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_FACTOR,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "vPos", 4)) {
probenum = strtoul(keys[j]+4, NULL, 10);
tmp_double = strtod(val, NULL);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_VPOS,
g_variant_new_double(tmp_double), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "period", 6)) {
probenum = strtoul(keys[j]+6, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_STATUS_PERIOD,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "pcnt", 4)) {
probenum = strtoul(keys[j]+4, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_STATUS_PCNT,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "max", 3)) {
probenum = strtoul(keys[j]+3, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_STATUS_MAX,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
} else if (!strncmp(keys[j], "min", 3)) {
probenum = strtoul(keys[j]+3, NULL, 10);
tmp_u64 = strtoull(val, NULL, 10);
if (probenum < g_slist_length(sdi->channels)) {
probe = g_slist_nth(sdi->channels, probenum)->data;
sdi->driver->config_set(SR_CONF_STATUS_MIN,
g_variant_new_uint64(tmp_u64), sdi, probe, NULL);
}
}
}
g_strfreev(keys);
}
devcnt++;
}
g_strfreev(sections);
g_key_file_free(kf);
return SR_OK;
}
/**
* Load the session from the specified filename.
*
* @param ctx The context in which to load the session.
* @param filename The name of the session file to load.
* @param session The session to load the file into.
*
* @retval SR_OK Success
* @retval SR_ERR_MALLOC Memory allocation error
* @retval SR_ERR_DATA Malformed session file
* @retval SR_ERR This is not a session file
*/
SR_API int sr_session_load(struct sr_context *ctx, const char *filename,
struct sr_session **session)
{
GKeyFile *kf;
GPtrArray *capturefiles;
struct zip *archive;
struct zip_file *zf;
struct zip_stat zs;
struct sr_dev_inst *sdi;
struct sr_channel *ch;
int ret, i, j;
uint64_t tmp_u64, total_channels, p;
char **sections, **keys, *metafile, *val;
char channelname[SR_MAX_CHANNELNAME_LEN + 1];
if ((ret = sr_sessionfile_check(filename)) != SR_OK)
return ret;
if (!(archive = zip_open(filename, 0, &ret)))
return SR_ERR;
if (zip_stat(archive, "metadata", 0, &zs) == -1)
return SR_ERR;
if (!(metafile = g_try_malloc(zs.size))) {
sr_err("%s: metafile malloc failed", __func__);
return SR_ERR_MALLOC;
}
zf = zip_fopen_index(archive, zs.index, 0);
zip_fread(zf, metafile, zs.size);
zip_fclose(zf);
kf = g_key_file_new();
if (!g_key_file_load_from_data(kf, metafile, zs.size, 0, NULL)) {
sr_dbg("Failed to parse metadata.");
return SR_ERR;
}
if ((ret = sr_session_new(ctx, session)) != SR_OK)
return ret;
ret = SR_OK;
capturefiles = g_ptr_array_new_with_free_func(g_free);
sections = g_key_file_get_groups(kf, NULL);
for (i = 0; sections[i] && ret == SR_OK; i++) {
if (!strcmp(sections[i], "global"))
/* nothing really interesting in here yet */
continue;
if (!strncmp(sections[i], "device ", 7)) {
/* device section */
sdi = NULL;
keys = g_key_file_get_keys(kf, sections[i], NULL, NULL);
for (j = 0; keys[j]; j++) {
val = g_key_file_get_string(kf, sections[i], keys[j], NULL);
if (!strcmp(keys[j], "capturefile")) {
sdi = g_malloc0(sizeof(struct sr_dev_inst));
sdi->driver = &session_driver;
sdi->status = SR_ST_ACTIVE;
if (!session_driver_initialized) {
/* first device, init the driver */
session_driver_initialized = 1;
sdi->driver->init(sdi->driver, NULL);
}
sr_dev_open(sdi);
sr_session_dev_add(*session, sdi);
(*session)->owned_devs = g_slist_append(
(*session)->owned_devs, sdi);
sdi->driver->config_set(SR_CONF_SESSIONFILE,
g_variant_new_string(filename), sdi, NULL);
sdi->driver->config_set(SR_CONF_CAPTUREFILE,
g_variant_new_string(val), sdi, NULL);
g_ptr_array_add(capturefiles, val);
} else if (!strcmp(keys[j], "samplerate")) {
if (!sdi) {
ret = SR_ERR_DATA;
break;
}
sr_parse_sizestring(val, &tmp_u64);
sdi->driver->config_set(SR_CONF_SAMPLERATE,
g_variant_new_uint64(tmp_u64), sdi, NULL);
} else if (!strcmp(keys[j], "unitsize")) {
if (!sdi) {
ret = SR_ERR_DATA;
break;
}
tmp_u64 = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_CAPTURE_UNITSIZE,
g_variant_new_uint64(tmp_u64), sdi, NULL);
} else if (!strcmp(keys[j], "total probes")) {
if (!sdi) {
ret = SR_ERR_DATA;
break;
}
total_channels = strtoull(val, NULL, 10);
sdi->driver->config_set(SR_CONF_NUM_LOGIC_CHANNELS,
g_variant_new_uint64(total_channels), sdi, NULL);
for (p = 0; p < total_channels; p++) {
snprintf(channelname, SR_MAX_CHANNELNAME_LEN, "%" PRIu64, p);
sr_channel_new(sdi, p, SR_CHANNEL_LOGIC, FALSE,
channelname);
}
} else if (!strncmp(keys[j], "probe", 5)) {
if (!sdi) {
ret = SR_ERR_DATA;
break;
}
tmp_u64 = strtoul(keys[j]+5, NULL, 10) - 1;
ch = g_slist_nth_data(sdi->channels, tmp_u64);
/* sr_session_save() */
sr_dev_channel_name_set(ch, val);
sr_dev_channel_enable(ch, TRUE);
}
}
g_strfreev(keys);
}
}
g_strfreev(sections);
g_key_file_free(kf);
return ret;
}
/**
* Load the session from the specified filename.
*
* @param ctx The context in which to load the session.
* @param filename The name of the session file to load.
* @param session The session to load the file into.
*
* @retval SR_OK Success
* @retval SR_ERR_MALLOC Memory allocation error
* @retval SR_ERR_DATA Malformed session file
* @retval SR_ERR This is not a session file
*/
SR_API int sr_session_load(struct sr_context *ctx, const char *filename,
struct sr_session **session)
{
GKeyFile *kf;
GError *error;
struct zip *archive;
struct zip_stat zs;
struct sr_dev_inst *sdi;
struct sr_channel *ch;
int ret, i, j;
uint64_t tmp_u64;
int total_channels, k;
int unitsize;
char **sections, **keys, *val;
char channelname[SR_MAX_CHANNELNAME_LEN + 1];
if ((ret = sr_sessionfile_check(filename)) != SR_OK)
return ret;
if (!(archive = zip_open(filename, 0, NULL)))
return SR_ERR;
if (zip_stat(archive, "metadata", 0, &zs) < 0) {
zip_discard(archive);
return SR_ERR;
}
kf = sr_sessionfile_read_metadata(archive, &zs);
zip_discard(archive);
if (!kf)
return SR_ERR_DATA;
if ((ret = sr_session_new(ctx, session)) != SR_OK) {
g_key_file_free(kf);
return ret;
}
error = NULL;
ret = SR_OK;
sections = g_key_file_get_groups(kf, NULL);
for (i = 0; sections[i] && ret == SR_OK; i++) {
if (!strcmp(sections[i], "global"))
/* nothing really interesting in here yet */
continue;
if (!strncmp(sections[i], "device ", 7)) {
/* device section */
sdi = NULL;
keys = g_key_file_get_keys(kf, sections[i], NULL, NULL);
for (j = 0; keys[j]; j++) {
if (!strcmp(keys[j], "capturefile")) {
val = g_key_file_get_string(kf, sections[i],
keys[j], &error);
if (!val) {
ret = SR_ERR_DATA;
break;
}
sdi = g_malloc0(sizeof(struct sr_dev_inst));
sdi->driver = &session_driver;
sdi->status = SR_ST_ACTIVE;
if (!session_driver_initialized) {
/* first device, init the driver */
session_driver_initialized = 1;
sdi->driver->init(sdi->driver, NULL);
}
sr_dev_open(sdi);
sr_session_dev_add(*session, sdi);
(*session)->owned_devs = g_slist_append(
(*session)->owned_devs, sdi);
sr_config_set(sdi, NULL, SR_CONF_SESSIONFILE,
g_variant_new_string(filename));
sr_config_set(sdi, NULL, SR_CONF_CAPTUREFILE,
g_variant_new_string(val));
g_free(val);
} else if (!strcmp(keys[j], "samplerate")) {
val = g_key_file_get_string(kf, sections[i],
keys[j], &error);
if (!sdi || !val || sr_parse_sizestring(val,
&tmp_u64) != SR_OK) {
g_free(val);
ret = SR_ERR_DATA;
break;
}
g_free(val);
sr_config_set(sdi, NULL, SR_CONF_SAMPLERATE,
g_variant_new_uint64(tmp_u64));
} else if (!strcmp(keys[j], "unitsize")) {
unitsize = g_key_file_get_integer(kf, sections[i],
keys[j], &error);
if (!sdi || unitsize <= 0 || error) {
ret = SR_ERR_DATA;
break;
}
sr_config_set(sdi, NULL, SR_CONF_CAPTURE_UNITSIZE,
g_variant_new_uint64(unitsize));
} else if (!strcmp(keys[j], "total probes")) {
total_channels = g_key_file_get_integer(kf,
sections[i], keys[j], &error);
if (!sdi || total_channels < 0 || error) {
ret = SR_ERR_DATA;
break;
}
sr_config_set(sdi, NULL, SR_CONF_NUM_LOGIC_CHANNELS,
g_variant_new_int32(total_channels));
for (k = 0; k < total_channels; k++) {
g_snprintf(channelname, sizeof channelname,
"%d", k);
sr_channel_new(sdi, k, SR_CHANNEL_LOGIC,
FALSE, channelname);
}
} else if (!strncmp(keys[j], "probe", 5)) {
tmp_u64 = g_ascii_strtoull(keys[j]+5, NULL, 10);
if (!sdi || tmp_u64 == 0 || tmp_u64 > G_MAXINT) {
ret = SR_ERR_DATA;
break;
}
ch = g_slist_nth_data(sdi->channels, tmp_u64 - 1);
if (!ch) {
ret = SR_ERR_DATA;
break;
}
val = g_key_file_get_string(kf, sections[i],
keys[j], &error);
if (!val) {
ret = SR_ERR_DATA;
break;
}
/* sr_session_save() */
sr_dev_channel_name_set(ch, val);
g_free(val);
sr_dev_channel_enable(ch, TRUE);
}
}
g_strfreev(keys);
}
}
g_strfreev(sections);
g_key_file_free(kf);
if (error) {
sr_err("Failed to parse metadata: %s", error->message);
g_error_free(error);
}
return ret;
}
void show_dev_detail(void)
{
struct sr_dev_inst *sdi;
const struct sr_config_info *srci;
struct sr_channel *ch;
struct sr_channel_group *channel_group, *cg;
GSList *devices, *cgl, *chl;
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 *int32, *opts;
unsigned int num_devices, o, i;
char *tmp_str;
char *s, c;
const char **stropts;
if (!(devices = device_scan())) {
g_critical("No devices found.");
return;
}
num_devices = g_slist_length(devices);
if (num_devices > 1) {
g_critical("%d devices found. Use --scan to show them, "
"and select one to show.", num_devices);
return;
}
sdi = devices->data;
print_dev_line(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 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, channel_group, SR_CONF_DEVICE_OPTIONS,
&gvar_opts)) != SR_OK)
/* Driver supports no device instance options. */
return;
if (sdi->channel_groups) {
printf("Channel groups:\n");
for (cgl = sdi->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->channel_groups) {
if (!channel_group)
printf(" across all channel groups");
else
printf(" on channel group %s", channel_group->name);
}
printf(":\n");
opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(int32_t));
for (o = 0; o < num_opts; o++) {
if (!(srci = sr_config_info_get(opts[o])))
continue;
if (srci->key == SR_CONF_TRIGGER_MATCH) {
if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
&gvar_list) != SR_OK) {
printf("\n");
continue;
}
int32 = g_variant_get_fixed_array(gvar_list,
&num_elements, sizeof(int32_t));
printf(" Supported triggers: ");
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_list);
} else if (srci->key == SR_CONF_LIMIT_SAMPLES) {
/* 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, channel_group, srci->key,
&gvar) != SR_OK) {
continue;
}
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) {
/* Supported samplerates */
printf(" %s", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group, SR_CONF_SAMPLERATE,
&gvar_dict) != SR_OK) {
printf("\n");
continue;
}
if ((gvar_list = g_variant_lookup_value(gvar_dict,
"samplerates", G_VARIANT_TYPE("at")))) {
uint64 = g_variant_get_fixed_array(gvar_list,
&num_elements, sizeof(uint64_t));
printf(" - supported samplerates:\n");
for (i = 0; i < num_elements; i++) {
if (!(s = sr_samplerate_string(uint64[i])))
continue;
printf(" %s\n", s);
g_free(s);
}
g_variant_unref(gvar_list);
} else if ((gvar_list = g_variant_lookup_value(gvar_dict,
"samplerate-steps", G_VARIANT_TYPE("at")))) {
uint64 = g_variant_get_fixed_array(gvar_list,
&num_elements, sizeof(uint64_t));
/* low */
if (!(s = sr_samplerate_string(uint64[0])))
continue;
printf(" (%s", s);
g_free(s);
/* high */
if (!(s = sr_samplerate_string(uint64[1])))
continue;
printf(" - %s", s);
g_free(s);
/* step */
if (!(s = sr_samplerate_string(uint64[2])))
continue;
printf(" in steps of %s)\n", s);
g_free(s);
g_variant_unref(gvar_list);
}
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, channel_group,
SR_CONF_BUFFERSIZE, &gvar_list) != SR_OK) {
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, channel_group,
SR_CONF_TIMEBASE, &gvar_list) != SR_OK) {
printf("\n");
continue;
}
printf(" - supported time bases:\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_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, channel_group,
SR_CONF_VDIV, &gvar_list) != SR_OK) {
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_STRING) {
printf(" %s: ", srci->id);
if (sr_config_get(sdi->driver, sdi, channel_group, srci->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, channel_group, srci->key,
&gvar) != SR_OK) {
printf("\n");
continue;
}
stropts = g_variant_get_strv(gvar, &num_elements);
for (i = 0; i < num_elements; i++) {
if (i)
printf(", ");
printf("%s", stropts[i]);
if (tmp_str && !strcmp(tmp_str, stropts[i]))
printf(" (current)");
}
printf("\n");
g_free(stropts);
g_free(tmp_str);
g_variant_unref(gvar);
} else if (srci->datatype == SR_T_UINT64_RANGE) {
printf(" %s: ", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
&gvar_list) != SR_OK) {
printf("\n");
continue;
}
if (sr_config_get(sdi->driver, sdi, NULL, srci->key, &gvar) == SR_OK) {
g_variant_get(gvar, "(tt)", &cur_low, &cur_high);
g_variant_unref(gvar);
} else {
cur_low = 0;
cur_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, "(tt)", &low, &high);
g_variant_unref(gvar);
if (i)
printf(", ");
printf("%"PRIu64"-%"PRIu64, low, high);
if (low == cur_low && high == cur_high)
printf(" (current)");
}
printf("\n");
g_variant_unref(gvar_list);
} else if (srci->datatype == SR_T_BOOL) {
printf(" %s: ", srci->id);
if (sr_config_get(sdi->driver, sdi, NULL, srci->key,
&gvar) == SR_OK) {
if (g_variant_get_boolean(gvar))
printf("on (current), off\n");
else
printf("on, off (current)\n");
g_variant_unref(gvar);
} else
printf("on, off\n");
} else if (srci->datatype == SR_T_DOUBLE_RANGE) {
printf(" %s: ", srci->id);
if (sr_config_list(sdi->driver, sdi, channel_group, srci->key,
&gvar_list) != SR_OK) {
printf("\n");
continue;
}
if (sr_config_get(sdi->driver, sdi, NULL, srci->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 {
/* Everything else */
printf(" %s\n", srci->id);
}
}
g_variant_unref(gvar_opts);
sr_dev_close(sdi);
g_slist_free(devices);
}
