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20 lines
567 B
Python
Executable File
20 lines
567 B
Python
Executable File
#!/usr/bin/env python
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from hashlib import sha256
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fn = "bootloader.dat"
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data = open(fn, "rb").read()
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if len(data) > 32768:
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raise Exception("bootloader has to be smaller than 32768 bytes")
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data += b"\x00" * (32768 - len(data))
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h = sha256(sha256(data).digest()).digest()
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bl_hash = ", ".join("0x%02x" % x for x in bytearray(h))
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bl_data = ", ".join("0x%02x" % x for x in bytearray(data))
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with open("bl_data.h", "wt") as f:
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f.write("static const uint8_t bl_hash[32] = {%s};\n" % bl_hash)
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f.write("static const uint8_t bl_data[32768] = {%s};\n" % bl_data)
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