X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fagilent-dmm%2Fapi.c;h=293b5f84c4336919916a113bdc08f05b737dfa42;hb=697fb6ddfc2522b2e6d35511c7837e2c61d8ae73;hp=b03a9e986508332c91afbfbbe8f078745c273f00;hpb=f8195cb2da3268c89e24071ed32ab9acdded5bc0;p=libsigrok.git

diff --git a/src/hardware/agilent-dmm/api.c b/src/hardware/agilent-dmm/api.c
index b03a9e98..293b5f84 100644
--- a/src/hardware/agilent-dmm/api.c
+++ b/src/hardware/agilent-dmm/api.c
@@ -183,8 +183,8 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	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;
 	int ret;
@@ -212,14 +212,12 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 	return ret;
 }
 
-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;
 	uint64_t samplerate;
-	const char *tmp_str;
-	unsigned int i;
-	int ret;
+	int ret, idx;
 
 	(void)cg;
 
@@ -238,17 +236,11 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	case SR_CONF_LIMIT_MSEC:
 		ret = sr_sw_limits_config_set(&devc->limits, key, data);
 		break;
-	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:
 		ret = SR_ERR_NA;
 	}
@@ -256,8 +248,8 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	return ret;
 }
 
-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: