/*
 * Copyright 2000, International Business Machines Corporation and others.
 * All Rights Reserved.
 * 
 * This software has been released under the terms of the IBM Public
 * License.  For details, see the LICENSE file in the top-level source
 * directory or online at http://www.openafs.org/dl/license10.html
 */

#ifdef UKERNEL
#include "../afs/param.h"
#include "../afs/sysincludes.h"
#include "../afs/afsincludes.h"
#include "rxstat.h"
#else /* UKERNEL */
#include <afs/stds.h>
#include <rx/rx.h>
#include "rxstat.h"
#ifdef KERNEL
#include "../sys/errno.h"
#else /* KERNEL */
#include <errno.h>
#endif /* KERNEL */
#endif /* UKERNEL */

/*
 * This file creates a centralized mechanism for implementing the rpc
 * stat code - which is generic across all servers.
 */

afs_int32 MRXSTATS_RetrieveProcessRPCStats(
  struct rx_call *call,
  IN afs_uint32 clientVersion,
  OUT afs_uint32 *serverVersion,
  OUT afs_uint32 *clock_sec,
  OUT afs_uint32 *clock_usec,
  OUT afs_uint32 *stat_count,
  OUT rpcStats *stats)
{ 
    afs_int32 rc;
    size_t allocSize;

    rc = rx_RetrieveProcessRPCStats(clientVersion,
				    serverVersion,
				    clock_sec,
				    clock_usec,
				    &allocSize,
				    stat_count,
				    &stats->rpcStats_val);
    stats->rpcStats_len = allocSize/sizeof(afs_uint32);
    return rc;
}   


afs_int32 MRXSTATS_RetrievePeerRPCStats(
  struct rx_call *call,
  IN afs_uint32 clientVersion,
  OUT afs_uint32 *serverVersion,
  OUT afs_uint32 *clock_sec,
  OUT afs_uint32 *clock_usec,
  OUT afs_uint32 *stat_count,
  OUT rpcStats *stats)
{ 
    afs_int32 rc;
    size_t allocSize;

    rc = rx_RetrievePeerRPCStats(clientVersion,
				    serverVersion,
				    clock_sec,
				    clock_usec,
				    &allocSize,
				    stat_count,
				    &stats->rpcStats_val);
    stats->rpcStats_len = allocSize/sizeof(afs_uint32);
    return rc;
}   


afs_int32 MRXSTATS_QueryProcessRPCStats(
  struct rx_call *call,
  OUT afs_int32 *on)
{ 
    afs_int32 rc = 0;
    *on = rx_queryProcessRPCStats();
    return rc;
}   


afs_int32 MRXSTATS_QueryPeerRPCStats(
  struct rx_call *call,
  OUT afs_int32 *on)
{ 
    afs_int32 rc = 0;
    *on = rx_queryPeerRPCStats();
    return rc;
}   


afs_int32 MRXSTATS_EnableProcessRPCStats(
  struct rx_call *call)
{ 
    afs_int32 rc = 0;
    if (!rx_RxStatUserOk(call)) {
	rc = EPERM;
    } else {
	rx_enableProcessRPCStats();
    }
    return rc;
}   

afs_int32 MRXSTATS_EnablePeerRPCStats(
  struct rx_call *call)
{ 
    afs_int32 rc = 0;
    if (!rx_RxStatUserOk(call)) {
	rc = EPERM;
    } else {
	rx_enablePeerRPCStats();
    }
    return rc;
}   


afs_int32 MRXSTATS_DisableProcessRPCStats(
  struct rx_call *call)
{ 
    afs_int32 rc = 0;
    if (!rx_RxStatUserOk(call)) {
	rc = EPERM;
    } else {
	rx_disableProcessRPCStats();
    }
    return rc;
}   

afs_int32 MRXSTATS_DisablePeerRPCStats(
  struct rx_call *call)
{ 
    afs_int32 rc = 0;
    if (!rx_RxStatUserOk(call)) {
	rc = EPERM;
    } else {
    rx_disablePeerRPCStats();
    }
    return rc;
}   

afs_int32 MRXSTATS_QueryRPCStatsVersion(
  struct rx_call *call,
  OUT afs_uint32 *ver)
{
    afs_int32 rc = 0;
    *ver = RX_STATS_RETRIEVAL_VERSION;
    return rc;
}

afs_int32 MRXSTATS_ClearProcessRPCStats(
  struct rx_call *call,
  IN afs_uint32 clearFlag)
{
    afs_int32 rc = 0;
    if (!rx_RxStatUserOk(call)) {
	rc = EPERM;
    } else {
	rx_clearProcessRPCStats(clearFlag);
    }
    return rc;
}

afs_int32 MRXSTATS_ClearPeerRPCStats(
  struct rx_call *call,
  IN afs_uint32 clearFlag)
{
    afs_int32 rc = 0;
    if (!rx_RxStatUserOk(call)) {
	rc = EPERM;
    } else {
	rx_clearPeerRPCStats(clearFlag);
    }
    return rc;
}
