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acdimalev/wetware-monitor-format

Created September 19, 2021 22:49
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wetware-monitor-format
File Format
|-- 32 bits --|
+---------------+
| file magic | 0xa42d19a9
|---------------|
| record magic | see Record Magic
|---------------|
| total records | actual number of stored records
|---------------|
| next record | index at which next record should be stored
|---------------|
| label | 64-byte UTF-8 string
: :
| |
|---------------|
| record 0 | see Record Format
| |
|---------------|
| record 1 |
| |
|---------------|
: :
|---------------|
| record N |
| |
+---------------+
Record Format
|-- 32 bits --|
+---------------+
| timestamp | epoch time
|---------------|
| sample | see Record Magic and Sample Formats
+---------------+
Record Magic
|-- 16 bits --|-- 16 bits --|
+-------------------------------+
| sample format | sample units |
+-------------------------------+
Sample Formats
U24 (0xa5f1)
|-- 8 bits --|-- 24 bits --|
+---------------------------------------------------+
| exit code | unsigned integer |
+---------------------------------------------------+
Sample Units
microseconds (0x2fb5)
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