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/*
* Copyright (c) 2009 Aconex. All Rights Reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any 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 GNU General Public License
* for more details.
*/
#include "pmapi.h"
#include "mmv_stats.h"
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
static int
list_to_metric(SV *list, mmv_metric_t *metric)
{
int i, len;
SV **entry[8];
AV *mlist = (AV *) SvRV(list);
if (SvTYPE((SV *)mlist) != SVt_PVAV) {
warn("metric declaration is not an array reference");
return -1;
}
len = av_len(mlist) + 1;
if (len < 6) {
warn("too few entries in metric array reference");
return -1;
}
if (len > 8) {
warn("too many entries in metric array reference");
return -1;
}
for (i = 0; i < len; i++)
entry[i] = av_fetch(mlist, i, 0);
strncpy(metric->name, SvPV_nolen(*entry[0]), MMV_NAMEMAX);
metric->name[MMV_NAMEMAX-1] = '\0';
metric->item = SvIV(*entry[1]);
metric->type = SvIV(*entry[2]);
metric->indom = SvIV(*entry[3]);
i = SvIV(*entry[4]);
memcpy(&metric->dimension, &i, sizeof(pmUnits));
metric->semantics = SvIV(*entry[5]);
if (len > 6)
metric->shorttext = strdup(SvPV_nolen(*entry[6]));
else
metric->shorttext = NULL;
if (len > 7)
metric->helptext = strdup(SvPV_nolen(*entry[7]));
else
metric->helptext = NULL;
return 0;
}
static int
list_to_instances(SV *list, mmv_instances_t **insts)
{
mmv_instances_t *instances;
int i, len;
AV *inlist = (AV *) SvRV(list);
if (SvTYPE((SV *)inlist) != SVt_PVAV) {
warn("instances declaration is not an array reference");
return -1;
}
len = av_len(inlist) + 1;
if (len++ % 2) {
warn("odd number of entries in instance array reference");
return -1;
}
len /= 2;
instances = (mmv_instances_t *)calloc(len, sizeof(mmv_instances_t));
if (instances == NULL) {
warn("insufficient memory for instance array");
return -1;
}
for (i = 0; i < len; i++) {
SV **id = av_fetch(inlist, i*2, 0);
SV **name = av_fetch(inlist, i*2+1, 0);
instances[i].internal = SvIV(*id);
strncpy(instances[i].external, SvPV_nolen(*name), MMV_NAMEMAX);
instances[i].external[MMV_NAMEMAX-1] = '\0';
}
*insts = instances;
return len;
}
static int
list_to_indom(SV *list, mmv_indom_t *indom)
{
int i, len;
SV **entry[4];
AV *ilist = (AV *) SvRV(list);
if (SvTYPE((SV *)ilist) != SVt_PVAV) {
warn("indom declaration is not an array reference");
return -1;
}
len = av_len(ilist) + 1;
if (len < 2) {
warn("too few entries in indom array reference");
return -1;
}
if (len > 4) {
warn("too many entries in indom array reference");
return -1;
}
for (i = 0; i < len; i++)
entry[i] = av_fetch(ilist, i, 0);
indom->serial = SvIV(*entry[0]);
if ((i = list_to_instances(*entry[1], &indom->instances)) < 0)
return -1;
indom->count = i;
if (len > 2)
indom->shorttext = strdup(SvPV_nolen(*entry[2]));
else
indom->shorttext = NULL;
if (len > 3)
indom->helptext = strdup(SvPV_nolen(*entry[3]));
else
indom->helptext = NULL;
return 0;
}
static int
list_to_metrics(SV *list, mmv_metric_t **metriclist, int *mcount)
{
mmv_metric_t *metrics;
int i, len;
AV *mlist = (AV *) SvRV(list);
if (SvTYPE((SV *)mlist) != SVt_PVAV) {
warn("metrics list is not an array reference");
return -1;
}
len = av_len(mlist) + 1;
metrics = (mmv_metric_t *)calloc(len, sizeof(mmv_metric_t));
if (metrics == NULL) {
warn("insufficient memory for metrics array");
return -1;
}
for (i = 0; i < len; i++) {
SV **entry = av_fetch(mlist, i, 0);
if (list_to_metric(*entry, &metrics[i]) < 0)
break;
}
*metriclist = metrics;
*mcount = len;
return (i == len);
}
static int
list_to_indoms(SV *list, mmv_indom_t **indomlist, int *icount)
{
mmv_indom_t *indoms;
int i, len;
AV *ilist = (AV *) SvRV(list);
if (SvTYPE((SV *)ilist) != SVt_PVAV) {
warn("indoms list is not an array reference");
return -1;
}
len = av_len(ilist) + 1;
indoms = (mmv_indom_t *)calloc(len, sizeof(mmv_indom_t));
if (indoms == NULL) {
warn("insufficient memory for indoms array");
return -1;
}
for (i = 0; i < len; i++) {
SV **entry = av_fetch(ilist, i, 0);
if (list_to_indom(*entry, &indoms[i]) < 0)
break;
}
*indomlist = indoms;
*icount = len;
return (i == len);
}
MODULE = PCP::MMV PACKAGE = PCP::MMV
void *
mmv_stats_init(name,cl,fl,metrics,indoms)
char * name
int cl
int fl
SV * metrics
SV * indoms
PREINIT:
int i, j;
int mcount;
int icount;
mmv_metric_t * mlist;
mmv_indom_t * ilist;
CODE:
i = list_to_metrics(metrics, &mlist, &mcount);
j = list_to_indoms(indoms, &ilist, &icount);
if (i <= 0 || j <= 0) {
warn("mmv_stats_init: bad list conversion: metrics=%d indoms=%d\n", i, j);
RETVAL = NULL;
}
else {
RETVAL = mmv_stats_init(name, cl, fl, mlist, mcount, ilist, icount);
if (RETVAL == NULL)
warn("mmv_stats_init failed: %s\n", osstrerror());
}
for (i = 0; i < icount; i++) {
if (ilist[i].shorttext)
free(ilist[i].shorttext);
if (ilist[i].helptext)
free(ilist[i].helptext);
free(ilist[i].instances);
}
if (ilist)
free(ilist);
for (i = 0; i < mcount; i++) {
if (mlist[i].shorttext)
free(mlist[i].shorttext);
if (mlist[i].helptext)
free(mlist[i].helptext);
}
if (mlist)
free(mlist);
if (!RETVAL)
XSRETURN_UNDEF;
OUTPUT:
RETVAL
void
mmv_stats_stop(handle,name)
void * handle
char * name
CODE:
mmv_stats_stop(handle, name);
int
mmv_units(dim_space,dim_time,dim_count,scale_space,scale_time,scale_count)
unsigned int dim_space
unsigned int dim_time
unsigned int dim_count
unsigned int scale_space
unsigned int scale_time
unsigned int scale_count
PREINIT:
pmUnits units;
CODE:
units.pad = 0;
units.dimSpace = dim_space; units.scaleSpace = scale_space;
units.dimTime = dim_time; units.scaleTime = scale_time;
units.dimCount = dim_count; units.scaleCount = scale_count;
RETVAL = *(int *)(&units);
OUTPUT:
RETVAL
pmAtomValue *
mmv_lookup_value_desc(handle,metric,instance)
void * handle
char * metric
char * instance
CODE:
RETVAL = mmv_lookup_value_desc(handle, metric, instance);
OUTPUT:
RETVAL
void
mmv_inc_value(handle,atom,value)
void * handle
pmAtomValue * atom
double value
CODE:
mmv_inc_value(handle, atom, value);
void
mmv_set_value(handle,atom,value)
void * handle
pmAtomValue * atom
double value
CODE:
mmv_set_value(handle, atom, value);
void
mmv_set_string(handle,atom,string)
void * handle
pmAtomValue * atom
SV * string
PREINIT:
int length;
char * data;
CODE:
data = SvPV_nolen(string);
length = strlen(data);
mmv_set_string(handle, atom, data, length);
void
mmv_stats_add(handle,metric,instance,count)
void * handle
char * metric
char * instance
double count
CODE:
mmv_stats_add(handle, metric, instance, count);
void
mmv_stats_inc(handle,metric,instance)
void * handle
char * metric
char * instance
CODE:
mmv_stats_inc(handle, metric, instance);
void
mmv_stats_set(handle,metric,instance, value)
void * handle
char * metric
char * instance
double value
CODE:
mmv_stats_set(handle, metric, instance, value);
void
mmv_stats_add_fallback(handle,metric,instance,instance2,count)
void * handle
char * metric
char * instance
char * instance2
double count
CODE:
mmv_stats_add_fallback(handle, metric, instance, instance2, count);
void
mmv_stats_inc_fallback(handle,metric,instance,instance2)
void * handle
char * metric
char * instance
char * instance2
CODE:
mmv_stats_inc_fallback(handle, metric, instance, instance2);
void
mmv_stats_interval_start(handle,value,metric,instance)
void * handle
pmAtomValue * value
char * metric
char * instance
CODE:
mmv_stats_interval_start(handle, value, metric, instance);
void
mmv_stats_interval_end(handle, value)
void * handle
pmAtomValue * value
CODE:
mmv_stats_interval_end(handle, value);
void
mmv_stats_set_string(handle,metric,instance,string)
void * handle
char * metric
char * instance
SV * string
PREINIT:
int length;
char * data;
CODE:
data = SvPV_nolen(string);
length = strlen(data);
mmv_stats_set_strlen(handle, metric, instance, data, length);
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