From a79ec729450bc24d0943c2c1ee67efa8acb58273 Mon Sep 17 00:00:00 2001 From: David Smith Date: Tue, 17 Feb 2009 08:32:43 -0600 Subject: Reduced control channel code duplication. 2009-02-17 David Smith * control.c: Contains generic control channel functions. * procfs.c: Specific procfs control channel functions. All generic control channel functions moved to control.c. * debugfs.c: New file containing debugfs specific control channel functions. * control.h: New file. * transport.c: Updated file inclusion. --- runtime/transport/control.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 runtime/transport/control.h (limited to 'runtime/transport/control.h') diff --git a/runtime/transport/control.h b/runtime/transport/control.h new file mode 100644 index 00000000..5e7204ee --- /dev/null +++ b/runtime/transport/control.h @@ -0,0 +1,42 @@ +/* -*- linux-c -*- + * + * control channel header + * Copyright (C) 2009 Red Hat Inc. + * + * This file is part of systemtap, and is free software. You can + * redistribute it and/or modify it under the terms of the GNU General + * Public License (GPL); either version 2, or (at your option) any + * later version. + */ + +#ifndef _CONTROL_H_ +#define _CONTROL_H_ + +#include +#include + +static _stp_mempool_t *_stp_pool_q; +static struct list_head _stp_ctl_ready_q; +static spinlock_t _stp_ctl_ready_lock; +static wait_queue_head_t _stp_ctl_wq; + +struct _stp_buffer { + struct list_head list; + int len; + int type; + char buf[STP_CTL_BUFFER_SIZE]; +}; + +static struct file_operations _stp_ctl_fops_cmd; + +static int _stp_ctl_send(int type, void *data, int len); + +static int _stp_ctl_write_fs(int type, void *data, unsigned len); + +static int _stp_register_ctl_channel(void); +static void _stp_unregister_ctl_channel(void); + +static int _stp_register_ctl_channel_fs(void); +static void _stp_unregister_ctl_channel_fs(void); + +#endif /* _CONTROL_H_ */ -- cgit