X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fappa-55ii%2Fapi.c;h=ddf3fe4a11885468a041838e1ab8d01a0300c2ea;hb=ce97fc3f6a15b71575b9ef46d161b829d48d2e0a;hp=892b4ad5de686478d0c8ed6d4d586a5cd5278377;hpb=53012da658ae94b245240c8a3e115723eede4c7d;p=libsigrok.git

diff --git a/src/hardware/appa-55ii/api.c b/src/hardware/appa-55ii/api.c
index 892b4ad5..ddf3fe4a 100644
--- a/src/hardware/appa-55ii/api.c
+++ b/src/hardware/appa-55ii/api.c
@@ -109,8 +109,8 @@ scan_cleanup:
 	return std_scan_complete(di, devices);
 }
 
-static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_get(uint32_t key, GVariant **data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
 	struct dev_context *devc = sdi->priv;
 
@@ -130,12 +130,11 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 	return SR_OK;
 }
 
-static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_set(uint32_t key, GVariant *data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
 	struct dev_context *devc;
-	const char *tmp_str;
-	unsigned int i;
+	int idx;
 
 	(void)cg;
 
@@ -145,17 +144,11 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	case SR_CONF_LIMIT_SAMPLES:
 	case SR_CONF_LIMIT_MSEC:
 		return sr_sw_limits_config_set(&devc->limits, key, data);
-	case SR_CONF_DATA_SOURCE: {
-		tmp_str = g_variant_get_string(data, NULL);
-		for (i = 0; i < ARRAY_SIZE(data_sources); i++)
-			if (!strcmp(tmp_str, data_sources[i])) {
-				devc->data_source = i;
-				break;
-			}
-		if (i == ARRAY_SIZE(data_sources))
-			return SR_ERR;
+	case SR_CONF_DATA_SOURCE:
+		if ((idx = std_str_idx(data, ARRAY_AND_SIZE(data_sources))) < 0)
+			return SR_ERR_ARG;
+		devc->data_source = idx;
 		break;
-	}
 	default:
 		return SR_ERR_NA;
 	}
@@ -163,8 +156,8 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	return SR_OK;
 }
 
-static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_list(uint32_t key, GVariant **data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
 	switch (key) {
 	case SR_CONF_SCAN_OPTIONS: