libsigrok/hardware/colead-slm/protocol.h

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/*
* This file is part of the libsigrok project.
*
* Copyright (C) 2012 Bert Vermeulen <bert@biot.com>
*
* 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/>.
*/
#ifndef LIBSIGROK_HARDWARE_COLEAD_SLM_PROTOCOL_H
#define LIBSIGROK_HARDWARE_COLEAD_SLM_PROTOCOL_H
#include <stdint.h>
#include "libsigrok.h"
#include "libsigrok-internal.h"
/* Message logging helpers with driver-specific prefix string. */
#define DRIVER_LOG_DOMAIN "colead-slm: "
#define sr_log(l, s, args...) sr_log(l, DRIVER_LOG_DOMAIN s, ## args)
#define sr_spew(s, args...) sr_spew(DRIVER_LOG_DOMAIN s, ## args)
#define sr_dbg(s, args...) sr_dbg(DRIVER_LOG_DOMAIN s, ## args)
#define sr_info(s, args...) sr_info(DRIVER_LOG_DOMAIN s, ## args)
#define sr_warn(s, args...) sr_warn(DRIVER_LOG_DOMAIN s, ## args)
#define sr_err(s, args...) sr_err(DRIVER_LOG_DOMAIN s, ## args)
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enum {
IDLE,
COMMAND_SENT,
};
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/** Private, per-device-instance driver context. */
struct dev_context {
/** The current sampling limit (in number of samples). */
uint64_t limit_samples;
/** The current sampling limit (in ms). */
uint64_t limit_msec;
/** Opaque pointer passed in by the frontend. */
void *cb_data;
/** The current number of already received samples. */
uint64_t num_samples;
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struct sr_serial_dev_inst *serial;
int state;
char buf[10];
int buflen;
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};
SR_PRIV int colead_slm_receive_data(int fd, int revents, void *cb_data);
#endif