From ee7f92714ad53c5bc362447fc98670d873863411 Mon Sep 17 00:00:00 2001
From: Elizabeth Myers <elizabeth@interlinked.me>
Date: Sun, 27 Mar 2016 17:15:08 -0500
Subject: [PATCH] authd/provider: add stats handling hooking

---
 authd/provider.c | 7 +++++++
 authd/provider.h | 8 ++++++++
 2 files changed, 15 insertions(+)

diff --git a/authd/provider.c b/authd/provider.c
index 941e40595..b512b4a0c 100644
--- a/authd/provider.c
+++ b/authd/provider.c
@@ -74,6 +74,9 @@ load_provider(struct auth_provider *provider)
 			rb_dictionary_add(authd_option_handlers, handler->option, handler);
 	}
 
+	if(provider->stats_handler.letter != '\0')
+		authd_stat_handlers[provider->stats_handler.letter] = provider->stats_handler.handler;
+
 	provider->init();
 	rb_dlinkAdd(provider, &provider->node, &auth_providers);
 }
@@ -88,6 +91,10 @@ unload_provider(struct auth_provider *provider)
 		for(handler = provider->opt_handlers; handler->option != NULL; handler++)
 			rb_dictionary_delete(authd_option_handlers, handler->option);
 	}
+
+	if(provider->stats_handler.letter != '\0')
+		authd_stat_handlers[provider->stats_handler.letter] = NULL;
+
 	provider->destroy();
 	rb_dlinkDelete(&provider->node, &auth_providers);
 }
diff --git a/authd/provider.h b/authd/provider.h
index 3c2773ccd..c5462c931 100644
--- a/authd/provider.h
+++ b/authd/provider.h
@@ -65,6 +65,12 @@ typedef bool (*provider_start_t)(struct auth_client *);
 typedef void (*provider_cancel_t)(struct auth_client *);
 typedef void (*provider_complete_t)(struct auth_client *, provider_t);
 
+struct auth_stats_handler
+{
+	const char letter;
+	authd_stat_handler handler;
+};
+
 struct auth_provider
 {
 	rb_dlink_node node;
@@ -78,6 +84,8 @@ struct auth_provider
 	provider_cancel_t cancel;	/* Authentication cancelled */
 	provider_complete_t completed;	/* Callback for when other performers complete (think dependency chains) */
 
+	struct auth_stats_handler stats_handler;
+
 	struct auth_opts_handler *opt_handlers;
 };