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1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2015 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_KERN_SCALE_PROTOCOL_H | |
22 | #define LIBSIGROK_HARDWARE_KERN_SCALE_PROTOCOL_H | |
23 | ||
9380ec2f UH |
24 | #define LOG_PREFIX "kern-scale" |
25 | ||
607dcdea UH |
26 | struct scale_info { |
27 | /** libsigrok driver info struct. */ | |
28 | struct sr_dev_driver di; | |
29 | /** Manufacturer/brand. */ | |
2c240774 | 30 | const char *vendor; |
607dcdea | 31 | /** Model. */ |
2c240774 | 32 | const char *device; |
607dcdea | 33 | /** serialconn string. */ |
2c240774 | 34 | const char *conn; |
607dcdea UH |
35 | /** Baud rate. */ |
36 | uint32_t baudrate; | |
37 | /** Packet size in bytes. */ | |
38 | int packet_size; | |
39 | /** Packet validation function. */ | |
40 | gboolean (*packet_valid)(const uint8_t *); | |
41 | /** Packet parsing function. */ | |
42 | int (*packet_parse)(const uint8_t *, float *, | |
5faebab2 | 43 | struct sr_datafeed_analog_old *, void *); |
607dcdea UH |
44 | /** Size of chipset info struct. */ |
45 | gsize info_size; | |
46 | }; | |
47 | ||
48 | #define SCALE_BUFSIZE 256 | |
49 | ||
9380ec2f UH |
50 | /** Private, per-device-instance driver context. */ |
51 | struct dev_context { | |
7fc9dc31 | 52 | struct sr_sw_limits limits; |
607dcdea UH |
53 | |
54 | uint8_t buf[SCALE_BUFSIZE]; | |
55 | int bufoffset; | |
56 | int buflen; | |
9380ec2f UH |
57 | }; |
58 | ||
59 | SR_PRIV int kern_scale_receive_data(int fd, int revents, void *cb_data); | |
60 | ||
61 | #endif |