3 # Expects either "prepare" or "clean" argument
9 print('Please specify "prepare <SIZE>" or "clean <SIZE>" as first argument.')
12 if (len(sys
.argv
) <= 1):
15 if (len(sys
.argv
) <= 2):
17 array_len
= int(sys
.argv
[2])
19 tracedir_name
= './trace-' + str(array_len
) + '/'
20 output_metadata
= tracedir_name
+ 'metadata'
21 output_stream
= tracedir_name
+ 'stream'
24 def write_binary(f
, arr
):
27 def generate_metadata(array_len
):
32 'typealias integer {{ size = 8; align = 8; signed = false; base = 10; }} := uint8_t;\n'
33 'typealias integer {{ size = 32; align = 32; signed = false; base = hex; }} := uint32_t;\n'
38 ' uuid = "2a6422d0-6cee-11e0-8c08-cb07d7b3a564";\n'
40 ' packet.header := struct {{\n'
42 ' uint8_t uuid[16];\n'
48 ' fields := struct {{\n').format()
56 metadata_f
= open(output_metadata
, 'w')
57 metadata_f
.write(metadata_str1
)
58 for i
in range(array_len
):
59 metadata_f
.write(metadata_str2
.format(i
))
60 metadata_f
.write(metadata_str3
)
63 def generate_stream(array_len
):
65 stream_packet_header
= [
66 0xC1, 0x1F, 0xFC, 0xC1, # magic
67 0x2A, 0x64, 0x22, 0xD0, 0x6C, 0xEE, 0x11, 0xE0,
68 0x8C, 0x08, 0xCB, 0x07, 0xD7, 0xB3, 0xA5, 0x64, # uuid
70 stream_f
= open(output_stream
, 'wb')
71 write_binary(stream_f
, stream_packet_header
)
72 # generate array as event content
73 os
.ftruncate(stream_f
.fileno(), len(stream_packet_header
) + array_len
)
77 print('Preparing test for many field structure length ' + str(array_len
) + ' fields')
78 os
.mkdir(tracedir_name
)
79 generate_metadata(array_len
)
80 generate_stream(array_len
)
83 print('Cleaning up test for many field structure length ' + str(array_len
) + ' fields')
85 os
.remove(output_metadata
)
89 os
.remove(output_stream
)
93 os
.rmdir(tracedir_name
)
97 if (mode
== "prepare"):
100 elif (mode
== "clean"):
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