slp_pid.h

SLP协议在linux下的实现。此版本为1.2.1版。官方网站为www.openslp.org

/***************************************************************************/
/*                                                                         */
/* Project:     OpenSLP - OpenSource implementation of Service Location    */
/*              Protocol                                                   */
/*                                                                         */
/* File:        slp_pid.c                                                  */
/*                                                                         */
/* Abstract:    Common code to obtain process identifier information       */
/*                                                                         */
/*-------------------------------------------------------------------------*/
/*                                                                         */
/*     Please submit patches to http://www.openslp.org                     */
/*                                                                         */
/*-------------------------------------------------------------------------*/
/*                                                                         */
/* Copyright (C) 2000 Caldera Systems, Inc                                 */
/* All rights reserved.                                                    */
/*                                                                         */
/* Redistribution and use in source and binary forms, with or without      */
/* modification, are permitted provided that the following conditions are  */
/* met:                                                                    */ 
/*                                                                         */
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/*      notice, this list of conditions and the following disclaimer.      */
/*                                                                         */
/*      Redistributions in binary form must reproduce the above copyright  */
/*      notice, this list of conditions and the following disclaimer in    */
/*      the documentation and/or other materials provided with the         */
/*      distribution.                                                      */
/*                                                                         */
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/*      contributors may be used to endorse or promote products derived    */
/*      from this software without specific prior written permission.      */
/*                                                                         */
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/* `AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT      */
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/*                                                                         */
/***************************************************************************/

#ifndef SLP_PID_H_INCLUDED
#define SLP_PID_H_INCLUDED

#ifdef _WIN32
# ifndef UINT32_T_DEFINED
#  define UINT32_T_DEFINED
typedef unsigned int uint32_t;
# endif
#else
# ifdef HAVE_CONFIG_H
#  include "config.h"
# endif
# ifdef HAVE_STDINT_H
#  include <stdint.h>
# else
#  include <inttypes.h>
# endif
#endif    

/*=========================================================================*/
uint32_t SLPPidGet();
/* Description:
 *    Get a process 32 bit integer identifier for the current process
 *    loopback interface
 *
 * Parameters:
 *
 * Returns:
 *     32 bit integer identifier for the current process
 *=========================================================================*/


/*=========================================================================*/
int SLPPidExists(uint32_t pid);
/* Description:
 *    (quickly) determine whether or not the process with the specified
 *    identifier exists (is alive)
 *
 * Parameters:
 *    pid (IN) 32 bit integer identifier for the process to check for
 *
 * Returns:
 *    Boolean value.  Zero if process does not exist, non-zero if it does
 *=========================================================================*/

#endif