Don't expose libsigrokdecode's interal GSList.

Instead, add a libsigrokdecode_list_decoders() API call which gives you
the list of known protocol decoders.

1 files changed, 13 insertions, 1 deletions

diff --git a/decode.c b/decode.c
index 536be2c..7125d32 100644
--- a/decode.c
+++ b/decode.c
@@ -31,7 +31,7 @@
 #endif
 
 /* The list of protocol decoders. */
-GSList *list_pds;
+GSList *list_pds = NULL;
 
 /**
  * Initialize libsigrokdecode.
@@ -71,6 +71,18 @@ int sigrokdecode_init(void)
 }
 
 /**
+ * Returns the list of supported/loaded protocol decoders.
+ *
+ * This is a GSList containing the names of the decoders as strings.
+ *
+ * @return List of decoders, NULL if none are supported or loaded.
+ */
+GSList *sigrokdecode_list_decoders(void)
+{
+	return list_pds;
+}
+
+/**
  * Helper function to handle Python strings.
  *
  * TODO: @param entries.