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1 | /* |
2 | * This file is part of the sigrok project. | |
3 | * | |
4 | * Copyright (C) 2010 Bert Vermeulen <bert@biot.com> | |
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 | #include <sys/types.h> | |
21 | #include <sys/stat.h> | |
22 | #include <fcntl.h> | |
23 | #include <unistd.h> | |
24 | #include <sys/time.h> | |
25 | ||
26 | #include <sigrok.h> | |
27 | ||
28 | #define CHUNKSIZE 4096 | |
29 | ||
30 | ||
31 | static int format_match(char *filename) | |
32 | { | |
33 | ||
34 | filename = NULL; | |
35 | ||
36 | return TRUE; | |
37 | } | |
38 | ||
39 | ||
40 | /* TODO: number of probes hardcoded to 8 */ | |
41 | static int in_loadfile(char *filename) | |
42 | { | |
43 | struct datafeed_header header; | |
44 | struct datafeed_packet packet; | |
45 | char buffer[CHUNKSIZE]; | |
46 | int fd, size; | |
47 | ||
48 | if( (fd = open(filename, O_RDONLY)) == -1) | |
49 | return SIGROK_ERR; | |
50 | ||
51 | header.feed_version = 1; | |
52 | header.num_probes = 8; | |
53 | header.protocol_id = PROTO_RAW; | |
54 | header.samplerate = 0; | |
55 | gettimeofday(&header.starttime, NULL); | |
56 | packet.type = DF_HEADER; | |
57 | packet.length = sizeof(struct datafeed_header); | |
58 | packet.payload = &header; | |
59 | session_bus(NULL, &packet); | |
60 | ||
61 | packet.type = DF_LOGIC8; | |
62 | packet.payload = buffer; | |
63 | while( (size = read(fd, buffer, CHUNKSIZE)) > 0) { | |
64 | packet.length = size; | |
65 | session_bus(NULL, &packet); | |
66 | } | |
67 | close(fd); | |
68 | ||
69 | packet.type = DF_END; | |
70 | session_bus(NULL, &packet); | |
71 | ||
72 | ||
73 | return SIGROK_OK; | |
74 | } | |
75 | ||
76 | ||
77 | struct input_format input_binary = { | |
78 | "binary", | |
79 | "Raw binary", | |
80 | format_match, | |
81 | in_loadfile | |
82 | }; | |
83 |