From: Bert Vermeulen <redacted>
Date: Mon, 2 Sep 2013 12:24:32 +0000 (+0200)
Subject: New API function sr_session_dev_list()
X-Git-Tag: libsigrok-0.2.2~64
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=2bb311b482d587a7d20c35bf54f084bc0011d72d;p=libsigrok.git

New API function sr_session_dev_list()

This exposes the list of devices added to the session. In the case of
loading a session from file, these struct sr_dev_inst are otherwise
not exposed to the frontend. See bug 145.
---

diff --git a/session.c b/session.c
index 15be92c8..b52c91a3 100644
--- a/session.c
+++ b/session.c
@@ -179,6 +179,31 @@ SR_API int sr_session_dev_add(const struct sr_dev_inst *sdi)
 	return SR_OK;
 }
 
+/**
+ * List all device instances attached to the current session.
+ *
+ * @param devlist A pointer where the device instance list will be
+ *                stored on return. If no devices are in the session,
+ *                this will be NULL. Each element in the list points
+ *                to a struct sr_dev_inst *.
+ *                The list must be freed by the caller, but not the
+ *                elements pointed to.
+ *
+ * @return SR_OK upon success, SR_ERR upon invalid arguments.
+ */
+SR_API int sr_session_dev_list(GSList **devlist)
+{
+
+	*devlist = NULL;
+
+	if (!session)
+		return SR_ERR;
+
+	*devlist = g_slist_copy(session->devs);
+
+	return SR_OK;
+}
+
 /**
  * Remove all datafeed callbacks in the current session.
  *