misc: collect misc scripts

tool/misc/add_callback_to_ds_process.cocci

@@ -0,0 +1,25 @@
+
+// replace struct btstack_data_source with btstack_data_source_t in function definitions
+@@
+identifier handler;
+identifier ds;
+typedef btstack_data_source_t;
+@@
+- int handler(struct btstack_data_source * ds)
++ int handler(btstack_data_source_t* ds)
+{ ... }
+
+@btstack_run_loop_set_data_source_handler@
+identifier handler;
+expression ds;
+@@
+btstack_run_loop_set_data_source_handler(ds, &handler);
+
+@@
+identifier btstack_run_loop_set_data_source_handler.handler;
+identifier ds;
+typedef btstack_data_source_callback_type_t;
+@@
+- int handler(btstack_data_source_t * ds)
++ void handler(btstack_data_source_t * ds, btstack_data_source_callback_type_t callback_type)
+{ ... }

tool/misc/drop_internal.py

@@ -0,0 +1,20 @@
+
+def do(name):
+	name_without = name.replace('_internal','')
+	print("s/%s/%s/g" % (name, name_without))
+
+do('l2cap_create_channel_internal')
+do('l2cap_disconnect_internal')
+do('l2cap_send_internal')
+do('l2cap_register_service_internal')
+do('l2cap_unregister_service_internal')
+do('l2cap_accept_connection_internal')
+do('l2cap_decline_connection_internal')
+do('l2cap_le_register_service_internal')
+do('l2cap_le_unregister_service_internal')
+do('rfcomm_create_channel_internal')
+do('rfcomm_create_channel_with_initial_credits_internal')
+do('rfcomm_register_service_with_initial_credits_internal')
+do('rfcomm_unregister_service_internal')
+do('rfcomm_decline_connection_internal')
+do('sdp_unregister_service_internal')

tool/misc/fix_void_declarations.cocci

@@ -0,0 +1,17 @@
+// prototype
+@@
+identifier fn;
+type t;
+@@
+- t fn();
++ t fn(void);
+
+// implementation
+@@
+identifier fn;
+type t;
+@@
+- fn()
++ fn(void)
+{ ... }
+

tool/misc/replace_bzero_with_memset.cocci

@@ -0,0 +1,5 @@
+@@
+expression src, size;
+@@
+- bzero(src, size)
++ memset(src, 0, size)

tool/misc/replace_malloc_plus_memset_by_calloc.cocci

@@ -0,0 +1,13 @@
+@@
+expression size, src;
+@@
+- src = malloc(size)
++ src = calloc(size)
+...
+- memset(src, 0, size);
+
+@@
+expression size;
+@@
+- calloc(size)
++ calloc(size, 1)