X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fstd.c;h=119b301ee0d9083312d3eb043de901bd5f5aeb54;hb=f272d7ddc0ac67f07ae3e2ac13e0d8f386232d41;hp=a4f5d8835e25b0026e29693f6bf7e9eca58300d5;hpb=8bf18daabbf3cb0fec6c178b4bc7f6283a314e45;p=libsigrok.git

diff --git a/src/std.c b/src/std.c
index a4f5d883..119b301e 100644
--- a/src/std.c
+++ b/src/std.c
@@ -497,3 +497,170 @@ SR_PRIV GSList *std_scan_complete(struct sr_dev_driver *di, GSList *devices)
 
 	return devices;
 }
+
+SR_PRIV int std_opts_config_list(uint32_t key, GVariant **data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg,
+	const uint32_t scanopts[], size_t scansize, const uint32_t drvopts[],
+	size_t drvsize, const uint32_t devopts[], size_t devsize)
+{
+	switch (key) {
+	case SR_CONF_SCAN_OPTIONS:
+		/* Always return scanopts, regardless of sdi or cg. */
+		if (!scanopts)
+			return SR_ERR_ARG;
+		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+			scanopts, scansize, sizeof(uint32_t));
+		break;
+	case SR_CONF_DEVICE_OPTIONS:
+		if (!sdi) {
+			/* sdi == NULL: return drvopts. */
+			if (!drvopts)
+				return SR_ERR_ARG;
+			*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+				drvopts, drvsize, sizeof(uint32_t));
+		} else if (sdi && !cg) {
+			/* sdi != NULL, cg == NULL: return devopts. */
+			if (!devopts)
+				return SR_ERR_ARG;
+			*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+				devopts, devsize, sizeof(uint32_t));
+		} else {
+			/*
+			 * Note: sdi != NULL, cg != NULL is not handled by
+			 * this function since it's very driver-specific.
+			 */
+			sr_err("%s: %s: sdi/cg != NULL: not handling.",
+			       sdi->driver->name, __func__);
+			return SR_ERR_ARG;
+		}
+		break;
+	default:
+		return SR_ERR_NA;
+	}
+
+	return SR_OK;
+}
+
+SR_PRIV GVariant *std_gvar_tuple_array(const uint64_t (*a)[][2], unsigned int n)
+{
+	unsigned int i;
+	GVariant *rational[2];
+	GVariantBuilder gvb;
+
+	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+
+	for (i = 0; i < n; i++) {
+		rational[0] = g_variant_new_uint64((*a)[i][0]);
+		rational[1] = g_variant_new_uint64((*a)[i][1]);
+
+		/* FIXME: Valgrind reports a memory leak here. */
+		g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2));
+	}
+
+	return g_variant_builder_end(&gvb);
+}
+
+SR_PRIV GVariant *std_gvar_tuple_rational(const struct sr_rational *r, unsigned int n)
+{
+	unsigned int i;
+	GVariant *rational[2];
+	GVariantBuilder gvb;
+
+	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+
+	for (i = 0; i < n; i++) {
+		rational[0] = g_variant_new_uint64(r[i].p);
+		rational[1] = g_variant_new_uint64(r[i].q);
+
+		/* FIXME: Valgrind reports a memory leak here. */
+		g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2));
+	}
+
+	return g_variant_builder_end(&gvb);
+}
+
+static GVariant *samplerate_helper(const uint64_t samplerates[], unsigned int n, const char *str)
+{
+	GVariant *gvar;
+	GVariantBuilder gvb;
+
+	g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}"));
+	gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates,
+			n, sizeof(uint64_t));
+	g_variant_builder_add(&gvb, "{sv}", str, gvar);
+
+	return g_variant_builder_end(&gvb);
+}
+
+SR_PRIV GVariant *std_gvar_samplerates(const uint64_t samplerates[], unsigned int n)
+{
+	return samplerate_helper(samplerates, n, "samplerates");
+}
+
+SR_PRIV GVariant *std_gvar_samplerates_steps(const uint64_t samplerates[], unsigned int n)
+{
+	return samplerate_helper(samplerates, n, "samplerate-steps");
+}
+
+SR_PRIV GVariant *std_gvar_min_max_step(double min, double max, double step)
+{
+	GVariantBuilder gvb;
+
+	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+
+	g_variant_builder_add_value(&gvb, g_variant_new_double(min));
+	g_variant_builder_add_value(&gvb, g_variant_new_double(max));
+	g_variant_builder_add_value(&gvb, g_variant_new_double(step));
+
+	return g_variant_builder_end(&gvb);
+}
+
+SR_PRIV GVariant *std_gvar_min_max_step_array(const double a[3])
+{
+	unsigned int i;
+	GVariantBuilder gvb;
+
+	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+
+	for (i = 0; i < 3; i++)
+		g_variant_builder_add_value(&gvb, g_variant_new_double(a[i]));
+
+	return g_variant_builder_end(&gvb);
+}
+
+SR_PRIV GVariant *std_gvar_min_max_step_thresholds(const double min, const double max, const double step)
+{
+	double d;
+	GVariant *gvar, *range[2];
+	GVariantBuilder gvb;
+
+	g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
+
+	for (d = min; d <= max; d += step) {
+		range[0] = g_variant_new_double(d);
+		range[1] = g_variant_new_double(d);
+
+		gvar = g_variant_new_tuple(range, 2);
+		g_variant_builder_add_value(&gvb, gvar);
+	}
+
+	return g_variant_builder_end(&gvb);
+}
+
+SR_PRIV GVariant *std_gvar_array_i32(const int32_t *a, unsigned int n)
+{
+	return g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
+				a, n, sizeof(int32_t));
+}
+
+SR_PRIV GVariant *std_gvar_array_u32(const uint32_t *a, unsigned int n)
+{
+	return g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+				a, n, sizeof(uint32_t));
+}
+
+SR_PRIV GVariant *std_gvar_array_u64(const uint64_t *a, unsigned int n)
+{
+	return g_variant_new_fixed_array(G_VARIANT_TYPE_UINT64,
+				a, n, sizeof(uint64_t));
+}