[libsigrok.git] / hardware / mic-985xx / protocol.h

/*
 * This file is part of the libsigrok project.
 *
 * Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.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 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H
#define LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H

#include <stdint.h>
#include <string.h>
#include <ctype.h>
#include <glib.h>
#include "libsigrok.h"
#include "libsigrok-internal.h"

#define LOG_PREFIX "mic-985xx"

/* Note: When adding entries here, don't forget to update MIC_DEV_COUNT. */
enum {
	MIC_98581,
	MIC_98583,
};

#define MIC_DEV_COUNT 2

struct mic_dev_info {
	char *vendor;
	char *device;
	char *conn;
	uint32_t max_sample_points;
	gboolean has_temperature;
	gboolean has_humidity;
	uint8_t packet_size;
	gboolean (*packet_valid)(const uint8_t *);
	struct sr_dev_driver *di;
	int (*receive_data)(int, int, void *);
};

extern SR_PRIV const struct mic_dev_info mic_devs[MIC_DEV_COUNT];

#define SERIAL_BUFSIZE 256

/** 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;

	int64_t starttime;

	uint8_t buf[SERIAL_BUFSIZE];
	int bufoffset;
	int buflen;
};

SR_PRIV gboolean packet_valid_temp(const uint8_t *buf);
SR_PRIV gboolean packet_valid_temp_hum(const uint8_t *buf);

SR_PRIV int receive_data_MIC_98581(int fd, int revents, void *cb_data);
SR_PRIV int receive_data_MIC_98583(int fd, int revents, void *cb_data);

SR_PRIV int mic_cmd_get_device_info(struct sr_serial_dev_inst *serial);

#endif
Commit	Line	Data
7ec5b549 UH	1	/*
	2	* This file is part of the libsigrok project.
	3	*
	4	* Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.de>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
	21	#ifndef LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H
	22	#define LIBSIGROK_HARDWARE_MIC_985XX_PROTOCOL_H
	23
	24	#include <stdint.h>
0cd8e231 UH	25	#include <string.h>
0cd8e231 UH	26	#include <ctype.h>
7ec5b549 UH	27	#include <glib.h>
	28	#include "libsigrok.h"
	29	#include "libsigrok-internal.h"
	30
3544f848	31	#define LOG_PREFIX "mic-985xx"
7ec5b549	32
0cd8e231 UH	33	/* Note: When adding entries here, don't forget to update MIC_DEV_COUNT. */
0cd8e231 UH	34	enum {
6f3e5335	35	MIC_98581,
0cd8e231 UH	36	MIC_98583,
	37	};
	38
6f3e5335	39	#define MIC_DEV_COUNT 2
0cd8e231 UH	40
	41	struct mic_dev_info {
	42	char *vendor;
	43	char *device;
	44	char *conn;
	45	uint32_t max_sample_points;
	46	gboolean has_temperature;
	47	gboolean has_humidity;
6f3e5335 UH	48	uint8_t packet_size;
6f3e5335 UH	49	gboolean (packet_valid)(const uint8_t );
0cd8e231 UH	50	struct sr_dev_driver *di;
	51	int (receive_data)(int, int, void );
	52	};
	53
	54	extern SR_PRIV const struct mic_dev_info mic_devs[MIC_DEV_COUNT];
	55
	56	#define SERIAL_BUFSIZE 256
	57
7ec5b549 UH	58	/** Private, per-device-instance driver context. */
	59	struct dev_context {
	60	/** The current sampling limit (in number of samples). */
	61	uint64_t limit_samples;
	62
	63	/** The current sampling limit (in ms). */
	64	uint64_t limit_msec;
	65
	66	/** Opaque pointer passed in by the frontend. */
	67	void *cb_data;
	68
	69	/** The current number of already received samples. */
	70	uint64_t num_samples;
0cd8e231 UH	71
	72	int64_t starttime;
	73
0cd8e231 UH	74	uint8_t buf[SERIAL_BUFSIZE];
	75	int bufoffset;
	76	int buflen;
7ec5b549 UH	77	};
7ec5b549 UH	78
6f3e5335 UH	79	SR_PRIV gboolean packet_valid_temp(const uint8_t *buf);
	80	SR_PRIV gboolean packet_valid_temp_hum(const uint8_t *buf);
	81
	82	SR_PRIV int receive_data_MIC_98581(int fd, int revents, void *cb_data);
0cd8e231 UH	83	SR_PRIV int receive_data_MIC_98583(int fd, int revents, void *cb_data);
	84
	85	SR_PRIV int mic_cmd_get_device_info(struct sr_serial_dev_inst *serial);
7ec5b549 UH	86
7ec5b549 UH	87	#endif