c-like struct implementation for human
Project description
pystructs
pystructs
is useful c-like struct
package for human
How to install
$ pip install pystructs
Example codes
from typing import List
from pystructs import fields
class Attribute(fields.Struct):
type = fields.BytesField(size=1)
length = fields.Int32Field(byteorder='big')
value = fields.VariableBytesField(related_field='length')
class StunMessage(fields.Struct):
type = fields.BytesField(size=1)
length = fields.Int32Field(byteorder='big')
attributes: List[Attribute] = fields.MultipleField(count='length', field=Attribute())
message = StunMessage(
b'\x09\x00\x00\x00\x02'
b'\x01\x00\x00\x00\x03\x12\x34\x56'
b'\x02\x00\x00\x00\x03\x12\x34\x56')
message.initialize()
print(message.length) # 2
print(message.attributes[0].length) # 3
print(message.attributes[1].length) # 3
Project details
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