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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> | |
25 | #include <string.h> | |
26 | #include <ctype.h> | |
27 | #include <glib.h> | |
28 | #include "libsigrok.h" | |
29 | #include "libsigrok-internal.h" | |
30 | ||
31 | #define LOG_PREFIX "mic-985xx" | |
32 | ||
33 | enum { | |
34 | MIC_98581, | |
35 | MIC_98583, | |
36 | }; | |
37 | ||
38 | struct mic_dev_info { | |
39 | char *vendor; | |
40 | char *device; | |
41 | char *conn; | |
42 | uint32_t max_sample_points; | |
43 | gboolean has_temperature; | |
44 | gboolean has_humidity; | |
45 | uint8_t packet_size; | |
46 | gboolean (*packet_valid)(const uint8_t *); | |
47 | struct sr_dev_driver *di; | |
48 | int (*receive_data)(int, int, void *); | |
49 | }; | |
50 | ||
51 | extern SR_PRIV const struct mic_dev_info mic_devs[]; | |
52 | ||
53 | #define SERIAL_BUFSIZE 256 | |
54 | ||
55 | /** Private, per-device-instance driver context. */ | |
56 | struct dev_context { | |
57 | /** The current sampling limit (in number of samples). */ | |
58 | uint64_t limit_samples; | |
59 | ||
60 | /** The current sampling limit (in ms). */ | |
61 | uint64_t limit_msec; | |
62 | ||
63 | /** Opaque pointer passed in by the frontend. */ | |
64 | void *cb_data; | |
65 | ||
66 | /** The current number of already received samples. */ | |
67 | uint64_t num_samples; | |
68 | ||
69 | int64_t starttime; | |
70 | ||
71 | uint8_t buf[SERIAL_BUFSIZE]; | |
72 | int bufoffset; | |
73 | int buflen; | |
74 | }; | |
75 | ||
76 | SR_PRIV gboolean packet_valid_temp(const uint8_t *buf); | |
77 | SR_PRIV gboolean packet_valid_temp_hum(const uint8_t *buf); | |
78 | ||
79 | SR_PRIV int receive_data_MIC_98581(int fd, int revents, void *cb_data); | |
80 | SR_PRIV int receive_data_MIC_98583(int fd, int revents, void *cb_data); | |
81 | ||
82 | SR_PRIV int mic_cmd_get_device_info(struct sr_serial_dev_inst *serial); | |
83 | ||
84 | #endif |