aboutsummaryrefslogtreecommitdiff
path: root/tools/ootx_decode/ootx_decode.c
blob: 19d6574513db4006fab3b7199df51d8e865ad33f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
// (C) 2016 Joshua Allen, MIT/x11 License.
//
//All MIT/x11 Licensed Code in this file may be relicensed freely under the GPL or LGPL licenses.

/* ootx data decoder test*/

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <assert.h>

#include "ootx_decoder.h"

//char* fmt_str = "L Y HMD %d 5 1 206230 %d\n";
//extern std::istream cin;

void my_test(ootx_packet* packet) {
	packet->data[packet->length] = 0;
	printf("%d %s 0x%X\n", packet->length, packet->data, packet->crc32);
}

void my_test2(ootx_packet* packet) {
	printf("completed ootx packet\n");
//	packet->data[packet->length] = 0;
//	printf("%d %s 0x%X\n", packet->length, packet->data, packet->crc32);
}

ootx_decoder_context ctx[2];

void hello_world_test() {
//	ootx_init_buffer();
	ootx_packet_clbk = my_test;

	char* line = NULL;
	size_t line_len = 0;
	char trash[100] = "";
	uint32_t ticks = 0x00;

	while (getline(&line,&line_len,stdin)>0) {
//		printf("%s\n", line);
		sscanf(line,"%s %s %s %s %s %s %s %d",
			trash,
			trash,
			trash,
			trash,
			trash,
			trash,
			trash,
			&ticks);
//		printf("%d\n", ticks);

		ootx_process_bit(ctx, ticks);
	}
}

void raw_test() {
	ootx_packet_clbk = my_test2;

	char* line = NULL;
	size_t line_len = 0;
	char trash[100] = "";
	int32_t atime = 0x00;
	uint32_t ticks = 0x00;
	uint32_t delta = 0x00;

	int8_t current_lighthouse = 0;
	ootx_decoder_context *c_ctx = ctx;

	while (getline(&line,&line_len,stdin)>0) {
//		printf("%s\n", line);

		//HMD 20 0 5881 765645903 -5
		sscanf(line,"%s %s %s %d %d %d",
			trash,
			trash,
			trash,
			&ticks,
			&atime,
			&delta);
//		printf("%d\n", ticks);

		int8_t lh = ootx_decode_lighthouse_number(current_lighthouse, ticks, delta);
//		printf("lh:%d %s\n", lh, line);
//		if (lh>0) continue;

		if (lh > -1) {
			//pump last bit
//			printf("LH:%d ", current_lighthouse);
			uint8_t bit = 0x01;

			if (current_lighthouse==0) bit &= ootx_pump_greatest_bit(c_ctx);

			uint16_t s = *(c_ctx->payload_size);
			uint16_t fwv = *(c_ctx->buffer+2);
			uint16_t pv = 0x3f & fwv; //protocol version
			fwv>>=6; //firmware version
//			uint16_t ss = (s>>8) | (s<<8);

			//this will print after any messages from ootx_pump
//			if (c_ctx->found_preamble>0) printf("LH:%d s:%d 0x%x fw:%d pv:%d bo:%d bit:%d\t%s", current_lighthouse, s, s, fwv, pv, c_ctx->buf_offset, bit, line);

			//change to newly found lighthouse
			current_lighthouse = lh;
			c_ctx = ctx+current_lighthouse;
		}

		if (ticks>2000 && current_lighthouse==0) {
			//only work with master lighthouse for now
			ootx_log_bit(c_ctx, ticks);
		}

		if (lh == -1) {
//			printf("%d %d %d\n", ticks, delta, current_lighthouse);
//			ootx_process_bit(ctx+current_lighthouse, ticks);

		}
//			printf("%d %d %d\n", ticks, delta, current_lighthouse);
//			ootx_process_bit(ctx+current_lighthouse, ticks);

			//we would expect a length of 40 bytes
//			printf("%d %d %d\t%s\n", current_lighthouse, *(ctx->payload_size), ctx->found_preamble, line);
//		}
/*
		if (current_lighthouse >= 0) {
			ootx_process_bit(ctx+current_lighthouse, ticks);
		}

*/
	}	
}

int main(int argc, char* argv[])
{
	ootx_init_decoder_context(ctx);
	ootx_init_decoder_context(ctx+1);

	raw_test();
//	hello_world_test();

	return 0;
}