97 lines
2.4 KiB
C
97 lines
2.4 KiB
C
/*
|
|
* This file is part of the libsigrok project.
|
|
*
|
|
* Copyright (C) 2016 Lars-Peter Clausen <lars@metafoo.de>
|
|
*
|
|
* 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 3 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include <config.h>
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
#include <string.h>
|
|
#include <ctype.h>
|
|
#include <libsigrok/libsigrok.h>
|
|
#include "libsigrok-internal.h"
|
|
|
|
SR_PRIV void sr_sw_limits_init(struct sr_sw_limits *limits)
|
|
{
|
|
limits->limit_samples = 0;
|
|
limits->limit_msec = 0;
|
|
}
|
|
|
|
SR_PRIV int sr_sw_limits_config_get(struct sr_sw_limits *limits, uint32_t key,
|
|
GVariant **data)
|
|
{
|
|
switch (key) {
|
|
case SR_CONF_LIMIT_SAMPLES:
|
|
*data = g_variant_new_uint64(limits->limit_samples);
|
|
break;
|
|
case SR_CONF_LIMIT_MSEC:
|
|
*data = g_variant_new_uint64(limits->limit_msec / 1000);
|
|
break;
|
|
default:
|
|
return SR_ERR_NA;
|
|
}
|
|
|
|
return SR_OK;
|
|
}
|
|
|
|
SR_PRIV int sr_sw_limits_config_set(struct sr_sw_limits *limits, uint32_t key,
|
|
GVariant *data)
|
|
{
|
|
switch (key) {
|
|
case SR_CONF_LIMIT_SAMPLES:
|
|
limits->limit_samples = g_variant_get_uint64(data);
|
|
break;
|
|
case SR_CONF_LIMIT_MSEC:
|
|
limits->limit_msec = g_variant_get_uint64(data) * 1000;
|
|
break;
|
|
default:
|
|
return SR_ERR_NA;
|
|
}
|
|
|
|
return SR_OK;
|
|
}
|
|
|
|
SR_PRIV void sr_sw_limits_acquisition_start(struct sr_sw_limits *limits)
|
|
{
|
|
limits->samples_read = 0;
|
|
limits->start_time = g_get_monotonic_time();
|
|
}
|
|
|
|
SR_PRIV gboolean sr_sw_limits_check(struct sr_sw_limits *limits)
|
|
{
|
|
if (limits->limit_samples) {
|
|
if (limits->samples_read >= limits->limit_samples)
|
|
return TRUE;
|
|
}
|
|
|
|
if (limits->limit_msec) {
|
|
guint64 now;
|
|
now = g_get_monotonic_time();
|
|
if (now > limits->start_time &&
|
|
now - limits->start_time > limits->limit_msec)
|
|
return TRUE;
|
|
}
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
SR_PRIV void sr_sw_limits_update_samples_read(struct sr_sw_limits *limits,
|
|
uint64_t samples_read)
|
|
{
|
|
limits->samples_read += samples_read;
|
|
}
|