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/*********************************************************
* Copyright (C) 2004 VMware, Inc. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation version 2.1 and no later version.
*
* 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 Lesser GNU General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
*********************************************************/
/*
* rpcvmx.h --
*
* Simple utility library (usable by guest drivers as well as userlevel
* Tools code) that provides some useful VMX interaction capability, e.g.
* logging to the VM's VMX log, querying config variables, etc.
*
* NB: This library is *NOT* threadsafe, so if you want to avoid
* corrupting your log statements or other screwups, add your own
* locking around calls to RpcVMX_Log.
*/
#ifndef _RPCVMX_H_
#define _RPCVMX_H_
#include <stdarg.h>
#include "vm_basic_types.h"
#define RPCVMX_MAX_LOG_LEN (2048) /* 2kb max - make it dynamic? */
/*
* Set a prefix to prepend to any future log statements.
*/
void RpcVMX_LogSetPrefix(const char *prefix);
/*
* Get the currently set prefix (returns empty string if no prefix set)
*/
const char *RpcVMX_LogGetPrefix(const char *prefix);
/*
* Format the provided string with the provided arguments, and post it to the
* VMX logfile via RPC.
*/
void RpcVMX_Log(const char *fmt, ...) PRINTF_DECL(1, 2);
/*
* Save as RpcVMX_Log but takes a va_list instead of inline arguments.
*/
void RpcVMX_LogV(const char *fmt, va_list args);
/*
* Get the value of "guestinfo.$key" in the host VMX dictionary and return it.
* Returns the default if the key is not set.
*/
char *RpcVMX_ConfigGetString(const char *defval, const char *key);
/*
* Same as _ConfigGetString, but convert the value to a 32-bit quantity.
* XXX Returns 0, *NOT* the default, if the key was set but the value could
* not be converted to an int32.
*/
int32 RpcVMX_ConfigGetLong(int32 defval, const char *key);
/*
* Same as _ConfigGetString, but convert the value to a Bool. Returns the
* default value if the key was set but could not be converted.
*/
Bool RpcVMX_ConfigGetBool(Bool defval, const char *key);
#endif /* _VMXRPC_H_ */
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