X-Git-Url: https://sigrok.org/gitweb/?p=sigrok-cli.git;a=blobdiff_plain;f=session.c;h=9441f5da1865f86992e783056296f1f116b656dd;hp=a8a647a35079c9a0ad5223319df77b24377523e9;hb=6df458b71ace93941780153b79b348d4fd99493d;hpb=ad54a1a630e6887204bc57a95075f403fd44aa6c

diff --git a/session.c b/session.c
index a8a647a..9441f5d 100644
--- a/session.c
+++ b/session.c
@@ -21,6 +21,8 @@
 #include "config.h"
 #include <glib.h>
 #include <glib/gstdio.h>
+#include <string.h>
+#include <stdlib.h>
 
 static struct sr_output_format *output_format = NULL;
 static int default_output_format = FALSE;
@@ -173,7 +175,10 @@ void datafeed_in(const struct sr_dev_inst *sdi,
 	GSList *l;
 	GString *out;
 	int sample_size, ret;
-	uint64_t samplerate, output_len, filter_out_len, end_sample;
+	uint64_t samplerate, output_len, filter_out_len;
+#ifdef HAVE_SRD
+	uint64_t end_sample;
+#endif
 	uint8_t *output_buf, *filter_out;
 
 	(void) cb_data;
@@ -551,6 +556,7 @@ void run_session(void)
 	GHashTable *devargs;
 	GVariant *gvar;
 	struct sr_dev_inst *sdi;
+	uint64_t min_samples, max_samples;
 	int max_probes, i;
 	char **triggerlist;
 
@@ -629,6 +635,21 @@ void run_session(void)
 			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.");