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- #!/usr/bin/env python3
- #
- # Copyright (c) 2021 Intel Corporation
- #
- # SPDX-License-Identifier: Apache-2.0
- """
- Utilities for Dictionary-based Logingg Parser
- """
- import binascii
- def convert_hex_file_to_bin(hexfile):
- """This converts a file in hexadecimal to binary"""
- bin_data = b''
- with open(hexfile, "r") as hfile:
- for line in hfile.readlines():
- hex_str = line.strip()
- bin_str = binascii.unhexlify(hex_str)
- bin_data += bin_str
- return bin_data
- def extract_string_from_section(section, str_ptr):
- """Extract all the strings in an ELF section"""
- data = section['data']
- max_offset = section['size']
- offset = str_ptr - section['start']
- if offset < 0 or offset >= max_offset:
- return None
- ret_str = ""
- while (data[offset] != 0) and (offset < max_offset):
- ret_str += chr(data[offset])
- offset += 1
- return ret_str
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