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8e796cb4 AJ |
1 | /* |
2 | * This file is part of the libsigrok project. | |
3 | * | |
4 | * Copyright (C) 2013 Aurelien Jacobs <aurel@gnuage.org> | |
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 3 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, see <http://www.gnu.org/licenses/>. | |
18 | */ | |
19 | ||
20 | #ifndef LIBSIGROK_HARDWARE_TELEINFO_PROTOCOL_H | |
21 | #define LIBSIGROK_HARDWARE_TELEINFO_PROTOCOL_H | |
22 | ||
23 | #include <stdint.h> | |
24 | #include <glib.h> | |
25 | #include "libsigrok.h" | |
26 | #include "libsigrok-internal.h" | |
27 | ||
28 | /* Message logging helpers with subsystem-specific prefix string. */ | |
29 | #define LOG_PREFIX "teleinfo: " | |
30 | #define sr_log(l, s, args...) sr_log(l, LOG_PREFIX s, ## args) | |
31 | #define sr_spew(s, args...) sr_spew(LOG_PREFIX s, ## args) | |
32 | #define sr_dbg(s, args...) sr_dbg(LOG_PREFIX s, ## args) | |
33 | #define sr_info(s, args...) sr_info(LOG_PREFIX s, ## args) | |
34 | #define sr_warn(s, args...) sr_warn(LOG_PREFIX s, ## args) | |
35 | #define sr_err(s, args...) sr_err(LOG_PREFIX s, ## args) | |
36 | ||
5542bee6 AJ |
37 | enum optarif { |
38 | OPTARIF_NONE, | |
39 | OPTARIF_BASE, | |
40 | OPTARIF_HC, | |
41 | OPTARIF_EJP, | |
42 | OPTARIF_BBR, | |
43 | }; | |
44 | ||
45 | #define TELEINFO_BUF_SIZE 256 | |
46 | ||
8e796cb4 AJ |
47 | /** Private, per-device-instance driver context. */ |
48 | struct dev_context { | |
8e796cb4 | 49 | /* Acquisition settings */ |
5542bee6 AJ |
50 | uint64_t limit_samples; /**< The sampling limit (in number of samples). */ |
51 | uint64_t limit_msec; /**< The time limit (in milliseconds). */ | |
52 | void *session_cb_data; /**< Opaque pointer passed in by the frontend. */ | |
8e796cb4 AJ |
53 | |
54 | /* Operational state */ | |
5542bee6 AJ |
55 | enum optarif optarif; /**< The device mode (which mesures are reported) */ |
56 | uint64_t num_samples; /**< The number of already received samples. */ | |
57 | int64_t start_time; /**< The time at which sampling started. */ | |
8e796cb4 AJ |
58 | |
59 | /* Temporary state across callbacks */ | |
5542bee6 AJ |
60 | uint8_t buf[TELEINFO_BUF_SIZE]; |
61 | int buf_len; | |
8e796cb4 AJ |
62 | }; |
63 | ||
5542bee6 | 64 | SR_PRIV gboolean teleinfo_packet_valid(const uint8_t *buf); |
8e796cb4 | 65 | SR_PRIV int teleinfo_receive_data(int fd, int revents, void *cb_data); |
5542bee6 | 66 | SR_PRIV int teleinfo_get_optarif(const uint8_t *buf); |
8e796cb4 AJ |
67 | |
68 | #endif |