pybinary
A simple binary serializer/deserializer in pure python.
Limitations
Variable-sized fields are not supported. No size check on assignment for the most of the types.
Installation
Install from pypi:
pip install pybinary
Or download the repository and build from the sources:
python3 ./setup.py build
python3 ./setup.py install
Examples
ELF64 header
Spec taken from https://refspecs.linuxfoundation.org/elf/gabi4+/ch4.eheader.html
class Elf64_Ehdr(BinarySerializable):
e_ident = ArrayTypes.bytearray(16)
e_type = Types.u16
e_machine = Types.u16
e_version = Types.u32
e_entry = Types.u64
e_phoff = Types.u64
e_shoff = Types.u64
e_flags = Types.u32
e_ehsize = Types.u16
e_phentsize = Types.u16
e_phnum = Types.u16
e_shentsize = Types.u16
e_shnum = Types.u16
e_shstrndx = Types.u16
header = Elf64_Ehdr.deserialize(input_stream_or_bytes) # deserialize header
header.e_phnum += 1 # update any field
header.serialize() # serialize and get updated bytes
...
CPIO Newc ACII Format Archive
Spec taken from https://manpages.ubuntu.com/manpages/bionic/man5/cpio.5.html
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