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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_CENTER_3XX_PROTOCOL_H | |
22 | #define LIBSIGROK_HARDWARE_CENTER_3XX_PROTOCOL_H | |
23 | ||
24 | #include <stdint.h> | |
4a8bbed7 UH |
25 | #include <string.h> |
26 | #include <ctype.h> | |
27 | #include <math.h> | |
4433145f | 28 | #include <glib.h> |
c1aae900 | 29 | #include <libsigrok/libsigrok.h> |
4433145f UH |
30 | #include "libsigrok-internal.h" |
31 | ||
3544f848 | 32 | #define LOG_PREFIX "center-3xx" |
4433145f | 33 | |
4a8bbed7 UH |
34 | enum { |
35 | CENTER_309, | |
36 | VOLTCRAFT_K204, | |
37 | }; | |
38 | ||
4a8bbed7 | 39 | struct center_dev_info { |
2c240774 UH |
40 | const char *vendor; |
41 | const char *device; | |
42 | const char *conn; | |
4a8bbed7 UH |
43 | int num_channels; |
44 | uint32_t max_sample_points; | |
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 | ||
489c3388 | 51 | extern SR_PRIV const struct center_dev_info center_devs[]; |
4a8bbed7 UH |
52 | |
53 | #define SERIAL_BUFSIZE 256 | |
54 | ||
4433145f UH |
55 | /** Private, per-device-instance driver context. */ |
56 | struct dev_context { | |
4a8bbed7 UH |
57 | /** The current sampling limit (in number of samples). */ |
58 | uint64_t limit_samples; | |
4433145f | 59 | |
4a8bbed7 UH |
60 | /** The current sampling limit (in ms). */ |
61 | uint64_t limit_msec; | |
4433145f | 62 | |
4a8bbed7 UH |
63 | /** Opaque pointer passed in by the frontend. */ |
64 | void *cb_data; | |
4433145f | 65 | |
4a8bbed7 UH |
66 | /** The current number of already received samples. */ |
67 | uint64_t num_samples; | |
4433145f | 68 | |
4a8bbed7 UH |
69 | int64_t starttime; |
70 | ||
71 | uint8_t buf[SERIAL_BUFSIZE]; | |
72 | int bufoffset; | |
73 | int buflen; | |
4433145f UH |
74 | }; |
75 | ||
4a8bbed7 UH |
76 | SR_PRIV gboolean center_3xx_packet_valid(const uint8_t *buf); |
77 | ||
78 | SR_PRIV int receive_data_CENTER_309(int fd, int revents, void *cb_data); | |
79 | SR_PRIV int receive_data_VOLTCRAFT_K204(int fd, int revents, void *cb_data); | |
4433145f UH |
80 | |
81 | #endif |