mirror of
https://github.com/RfidResearchGroup/proxmark3.git
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33 lines
1.1 KiB
Python
Executable file
33 lines
1.1 KiB
Python
Executable file
#! /usr/bin/env python3
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import json
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import subprocess
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import sys
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def print_increase(x, y, name):
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if x > y:
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print("{} increase by: {} (0x{:08X}) bytes ({}%)".format(name, x-y, x-y, (x-y)*100/y))
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else:
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print("{} decrease by: {} (0x{:08X}) bytes ({}%)".format(name, y-x, y-x, (y-x)*100/x))
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dbname = "tools/data.json"
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try:
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db = json.load(open(dbname,"r"))
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except FileNotFoundError:
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db = dict()
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if len(sys.argv) < 3:
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print("Usage: analyzesize.py <info|add|diff> <datasetname>")
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exit(2)
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action, name = sys.argv[1:3]
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currentdata = subprocess.run(["arm-none-eabi-size","armsrc/obj/fullimage.stage1.elf"], stdout=subprocess.PIPE).stdout
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currentdata = currentdata.split(b"\n")[1].strip()
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text,data,bss = [int(x) for x in currentdata.split(b"\t")[:3]]
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if action.lower() == "add":
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db[name] = [text, data, bss]
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json.dump(db, open(dbname, "w"))
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elif action.lower() == "diff":
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text_ref, data_ref, bss_ref = db[name]
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flash_ref = text_ref+data_ref
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flash = text+data
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print_increase(flash, flash_ref, "Flash")
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print_increase(bss, bss_ref, "RAM")
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