fis-gtm/sr_port/zshow_locks.c

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/****************************************************************
* *
* Copyright 2001, 2009 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "locklits.h"
#include "mlkdef.h"
#include "zshow.h"
#include "mvalconv.h"
GBLREF uint4 process_id;
GBLREF mlk_pvtblk *mlk_pvt_root;
GBLREF mlk_stats_t mlk_stats; /* Process-private M-lock statistics */
void zshow_locks(zshow_out *output)
{
static readonly char zal[] = "ZAL ";
static readonly char lck[] = "LOCK ";
static readonly char lvl[] = " LEVEL=";
static readonly char mlg[] = "MLG:"; /* # of M Lock commands Granted */
static readonly char mlt[] = ",MLT:"; /* # of M Lock commands Timed-out */
mval v;
mlk_pvtblk *temp;
unsigned char valstr[MAX_DIGITS_IN_INT8];
uchar_ptr_t ptr;
/* Print LUS statistic */
output->flush = FALSE;
v.str.addr = &mlg[0];
v.str.len = SIZEOF(mlg) - 1;
zshow_output(output, &v.str);
ptr = i2ascl((uchar_ptr_t)valstr, mlk_stats.n_user_locks_success);
v.str.len = (mstr_len_t)(ptr - &valstr[0]);
v.str.addr = (char *)&valstr[0];
zshow_output(output, &v.str);
/* Print LUF statistic */
output->flush = FALSE;
v.str.addr = &mlt[0];
v.str.len = SIZEOF(mlt) - 1;
zshow_output(output, &v.str);
ptr = i2ascl((uchar_ptr_t)valstr, mlk_stats.n_user_locks_fail);
v.str.len = (mstr_len_t)(ptr - &valstr[0]);
v.str.addr = (char *)&valstr[0];
zshow_output(output, &v.str);
output->flush = TRUE;
v.str.len = 0;
zshow_output(output,&v.str);
for (temp = mlk_pvt_root; temp; temp = temp->next)
{
if (!temp->granted)
continue;
if (temp->nodptr && (temp->nodptr->owner != process_id
|| temp->sequence != temp->nodptr->sequence))
continue;
output->flush = FALSE;
if (temp->level && temp->zalloc)
{
v.str.addr = &zal[0];
v.str.len = SIZEOF(zal) - 1;
zshow_output(output,&v.str);
zshow_format_lock(output,temp);
output->flush = TRUE;
v.str.len = 0;
zshow_output(output,&v.str);
output->flush = FALSE;
v.str.addr = &lck[0];
v.str.len = SIZEOF(lck) - 1;
zshow_output(output,&v.str);
zshow_format_lock(output,temp);
v.str.addr = &lvl[0];
v.str.len = SIZEOF(lvl) - 1;
zshow_output(output,&v.str);
MV_FORCE_MVAL(&v,(int)temp->level) ;
mval_write(output,&v,TRUE);
} else if (temp->level)
{
v.str.addr = &lck[0];
v.str.len = SIZEOF(lck) - 1;
zshow_output(output,&v.str);
zshow_format_lock(output,temp);
v.str.addr = &lvl[0];
v.str.len = SIZEOF(lvl) - 1;
zshow_output(output,&v.str);
MV_FORCE_MVAL(&v,(int)temp->level) ;
mval_write(output,&v,TRUE);
} else if (temp->zalloc)
{
v.str.addr = &zal[0];
v.str.len = SIZEOF(zal) - 1;
zshow_output(output,&v.str);
zshow_format_lock(output,temp);
output->flush = TRUE;
v.str.len = 0;
zshow_output(output,&v.str);
}
}
}