From 349cfa7acb95abe865209a28e417ec74b56f9bba Mon Sep 17 00:00:00 2001 From: Alberto Gonzalez Iniesta Date: Tue, 21 Feb 2012 15:53:40 +0100 Subject: Imported Upstream version 2.2.1 --- status.h | 95 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 status.h (limited to 'status.h') diff --git a/status.h b/status.h new file mode 100644 index 0000000..0bdad4e --- /dev/null +++ b/status.h @@ -0,0 +1,95 @@ +/* + * OpenVPN -- An application to securely tunnel IP networks + * over a single TCP/UDP port, with support for SSL/TLS-based + * session authentication and key exchange, + * packet encryption, packet authentication, and + * packet compression. + * + * Copyright (C) 2002-2010 OpenVPN Technologies, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 + * as published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program (see the file COPYING included with this + * distribution); if not, write to the Free Software Foundation, Inc., + * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef STATUS_H +#define STATUS_H + +#include "interval.h" + +/* + * virtual function interface for status output + */ +struct virtual_output { + void *arg; + unsigned int flags_default; + void (*func) (void *arg, const unsigned int flags, const char *str); +}; + +static inline void +virtual_output_print (const struct virtual_output *vo, const unsigned int flags, const char *str) +{ + (*vo->func) (vo->arg, flags, str); +} + +/* + * printf-style interface for inputting/outputting status info + */ + +struct status_output +{ +# define STATUS_OUTPUT_READ (1<<0) +# define STATUS_OUTPUT_WRITE (1<<1) + unsigned int flags; + + char *filename; + int fd; + int msglevel; + const struct virtual_output *vout; + + struct buffer read_buf; + + struct event_timeout et; + + bool errors; +}; + +struct status_output *status_open (const char *filename, + const int refresh_freq, + const int msglevel, + const struct virtual_output *vout, + const unsigned int flags); + +bool status_trigger_tv (struct status_output *so, struct timeval *tv); +bool status_trigger (struct status_output *so); +void status_reset (struct status_output *so); +void status_flush (struct status_output *so); +bool status_close (struct status_output *so); +void status_printf (struct status_output *so, const char *format, ...) +#ifdef __GNUC__ + __attribute__ ((format (printf, 2, 3))) +#endif + ; + +bool status_read (struct status_output *so, struct buffer *buf); + +static inline unsigned int +status_rw_flags (const struct status_output *so) +{ + if (so) + return so->flags; + else + return 0; +} + +#endif -- cgit v1.2.3