2 * This file is part of the libsigrok project.
4 * Copyright (C) 2013 Uwe Hermann <uwe@hermann-uwe.de>
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.
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.
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
21 #ifndef LIBSIGROK_HARDWARE_CENTER_3XX_PROTOCOL_H
22 #define LIBSIGROK_HARDWARE_CENTER_3XX_PROTOCOL_H
29 #include "libsigrok.h"
30 #include "libsigrok-internal.h"
32 /* Message logging helpers with subsystem-specific prefix string. */
33 #define LOG_PREFIX "center-3xx: "
34 #define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args)
35 #define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args)
36 #define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args)
37 #define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args)
38 #define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args)
39 #define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args)
41 /* Note: When adding entries here, don't forget to update CENTER_DEV_COUNT. */
47 #define CENTER_DEV_COUNT 2
49 struct center_dev_info {
54 uint32_t max_sample_points;
56 gboolean (*packet_valid)(const uint8_t *);
57 struct sr_dev_driver *di;
58 int (*receive_data)(int, int, void *);
61 extern SR_PRIV const struct center_dev_info center_devs[CENTER_DEV_COUNT];
63 #define SERIAL_BUFSIZE 256
65 /** Private, per-device-instance driver context. */
67 /** The current sampling limit (in number of samples). */
68 uint64_t limit_samples;
70 /** The current sampling limit (in ms). */
73 /** Opaque pointer passed in by the frontend. */
76 /** The current number of already received samples. */
81 uint8_t buf[SERIAL_BUFSIZE];
86 SR_PRIV gboolean center_3xx_packet_valid(const uint8_t *buf);
88 SR_PRIV int receive_data_CENTER_309(int fd, int revents, void *cb_data);
89 SR_PRIV int receive_data_VOLTCRAFT_K204(int fd, int revents, void *cb_data);