mirror of
https://github.com/espressif/esp-protocols.git
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55 lines
1.3 KiB
Python
55 lines
1.3 KiB
Python
# SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
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# SPDX-License-Identifier: Apache-2.0
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import re
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import sys
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# Configurable prefix for memory functions
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MDNS_MEM_PREFIX = 'mdns_mem_' # Change this to modify the prefix
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def add_prefix_to_mem_funcs(content):
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# List of memory functions to prefix
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mem_funcs = [
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'malloc',
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'calloc',
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'free',
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'strdup',
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'strndup'
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]
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# Create regex pattern matching the memory functions but not already prefixed ones
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pattern = fr'(?<!{MDNS_MEM_PREFIX})(?<![\w])(' + '|'.join(mem_funcs) + r')(?=\s*\()'
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# Replace all occurrences with configured prefix
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modified = re.sub(pattern, fr'{MDNS_MEM_PREFIX}\1', content)
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return modified
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def process_file(filename):
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try:
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# Read the file
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with open(filename, 'r') as f:
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content = f.read()
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# Add prefixes
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modified = add_prefix_to_mem_funcs(content)
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# Write back to file
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with open(filename, 'w') as f:
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f.write(modified)
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print(f'Successfully processed {filename}')
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except Exception as e:
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print(f'Error processing {filename}: {str(e)}')
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sys.exit(1)
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if __name__ == '__main__':
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if len(sys.argv) != 2:
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print('Usage: python script.py <filename>')
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sys.exit(1)
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process_file(sys.argv[1])
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