3 # Expects either "prepare" or "clean" argument
10 print('Please specify "prepare <SIZE>" or "clean <SIZE>" as first argument.')
13 if (len(sys
.argv
) <= 1):
16 if (len(sys
.argv
) <= 2):
18 array_len
= int(sys
.argv
[2])
20 tracedir_name
= './trace-' + str(array_len
) + '/'
22 def write_binary(f
, arr
):
25 def generate_metadata(trace_nr
):
30 'typealias integer {{ size = 8; align = 8; signed = false; base = hex; }} := uint8_t;\n'
31 'typealias integer {{ size = 32; align = 8; signed = false; base = hex; }} := uint32_t;\n'
32 'typealias integer {{ size = 64; align = 8; signed = false; base = hex; }} := uint64_t;\n'
37 ' uuid = "2a6422d0-6cee-11e0-8c08-cb07d7b3a564";\n'
39 ' packet.header := struct {{\n'
41 ' uint8_t uuid[16];\n'
46 ' name = monotonic;\n'
47 ' uuid = "e016a9b9-1058-40d5-9074-6ce5e2bb59c6";\n'
48 ' description = "Monotonic Clock";\n'
49 ' freq = 1000000000;\n'
50 ' offset = 1415075600471492540;\n'
55 ' fields := struct {{\n'
60 metadata_f
= open(tracedir_name
+ '/' + str(trace_nr
) + '/metadata', 'w')
61 metadata_f
.write(metadata_str
)
64 def generate_stream(trace_nr
):
66 stream_packet_header
= [
67 0xC1, 0x1F, 0xFC, 0xC1, # magic
68 0x2A, 0x64, 0x22, 0xD0, 0x6C, 0xEE, 0x11, 0xE0,
69 0x8C, 0x08, 0xCB, 0x07, 0xD7, 0xB3, 0xA5, 0x64, # uuid
74 stream_f
= open(tracedir_name
+ '/' + str(trace_nr
) + '/stream', 'wb')
75 write_binary(stream_f
, stream_packet_header
)
76 # generate 8-bit per event
77 write_binary(stream_f
, event_payload
)
80 def generate_traces(array_len
):
81 for i
in range(array_len
):
82 os
.mkdir(tracedir_name
+ '/' + str(i
))
87 print('Preparing test for ' + str(array_len
) + ' traces')
88 os
.mkdir(tracedir_name
)
89 generate_traces(array_len
)
92 print('Cleaning up test for ' + str(array_len
) + ' traces')
94 os
.remove(output_metadata
)
97 for i
in range(array_len
):
99 os
.remove(tracedir_name
+ '/' + str(i
) + '/metadata')
103 os
.remove(tracedir_name
+ '/' + str(i
) + '/stream')
107 os
.rmdir(tracedir_name
+ '/' + str(i
))
111 os
.rmdir(tracedir_name
)
115 if (mode
== "prepare"):
118 elif (mode
== "clean"):
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