89 lines
3.3 KiB
Python
89 lines
3.3 KiB
Python
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#!/usr/bin/env python
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#
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# This file is part of the Black Magic Debug project.
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#
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# Copyright (C) 2022 1BitSquared <info@1bitsquared.com>
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# Written by Rafael Silva <perigoso@riseup.net>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice, this
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# list of conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions and the following disclaimer in the documentation
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# and/or other materials provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its
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# contributors may be used to endorse or promote products derived from
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# this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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import sys
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import re
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class Region:
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def __init__(self, name: str, used: int, total: int):
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self.name = name
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self.used = used
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self.total = total
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@property
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def percentage(self) -> float:
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return self.used/self.total*100
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def __sub__(self, __o: object) -> object:
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return Region(self.name, self.used - __o.used, self.total)
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def __eq__(self, __o: object) -> bool:
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return self.name == __o.name
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def __str__(self):
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return f'{self.name}: {self.used:+0d} / {self.total:d} B ({self.percentage:+0.2f}%)'
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def get_regions(string: str) -> list:
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regex = r"^\s+(\S+):\s+(\d+)\s(\S+)\s+(\d+)\s(\S+)\s+([\d.]+)%$"
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# match lines like:
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# rom: 117572 B 128 KB 89.70%
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# groups: [1: name, 2: used, 3: unit, 4: total, 5: unit, 6: percent]
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UNIT_MULTIPLIER = {'B': 1, 'KB': 1024}
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regions = []
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for match in re.finditer(regex, string, re.MULTILINE):
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regions.append(
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Region(
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match.group(1),
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int(match.group(2)) * UNIT_MULTIPLIER[match.group(3)],
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int(match.group(4)) * UNIT_MULTIPLIER[match.group(5)]))
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return regions
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if __name__ == '__main__':
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if len(sys.argv) != 3:
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print(f'Usage: {sys.argv[0]} <base_file> <diff_file>')
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sys.exit(1)
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with open(sys.argv[1], 'r') as base_file:
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base_regions = get_regions(base_file.read())
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with open(sys.argv[2], 'r') as diff_file:
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diff_regions = get_regions(diff_file.read())
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for region in base_regions:
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if region in diff_regions:
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print(diff_regions[diff_regions.index(region)] - region)
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