[PATCH 2/3] plugin: Add log update and list functionality accessible from plugins

Add plugin log update and list functionality. This is needed for the
dynamically loaded plugins to update logging (enabled/disabled) and to
list the source files. Make the functions accessible from plugins.
---
 include/plugin.h |  5 +++++
 src/plugin.c     | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 39 insertions(+)

diff --git a/include/plugin.h b/include/plugin.h
index 8d2bb08e..c07ae866 100644
--- a/include/plugin.h
+++ b/include/plugin.h
@@ -100,6 +100,11 @@ struct connman_plugin_desc {
 		};
 #endif
 
+void connman_plugin_log_update(const char *pattern,
+				unsigned int set_flags,
+				unsigned int clear_flags);
+int connman_plugin_log_list(GHashTable *hash);
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/src/plugin.c b/src/plugin.c
index 7d730582..664d8bab 100644
--- a/src/plugin.c
+++ b/src/plugin.c
@@ -103,6 +103,40 @@ static bool check_plugin(struct connman_plugin_desc *desc,
 	return true;
 }
 
+void connman_plugin_log_update(const char *pattern, unsigned int set_flags,
+					unsigned int clear_flags)
+{
+	GSList *list;
+
+	for (list = plugins; list; list = list->next) {
+		struct connman_plugin *plugin = list->data;
+
+		__connman_log_update(plugin->desc->debug_start,
+					plugin->desc->debug_stop,
+					pattern,
+					set_flags,
+					clear_flags);
+	}
+}
+
+int connman_plugin_log_list(GHashTable *hash)
+{
+	GSList *list;
+
+	if (!hash)
+		return -EINVAL;
+
+	for (list = plugins; list; list = list->next) {
+		struct connman_plugin *plugin = list->data;
+
+		__connman_log_list(plugin->desc->debug_start,
+					plugin->desc->debug_stop,
+					hash);
+	}
+
+	return 0;
+}
+
 #include <builtin.h>
 
 int __connman_plugin_init(const char *pattern, const char *exclude)
-- 
2.47.3