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secure boot: Functional partition table & app signature verification

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Angus Gratton
2016-11-07 15:45:57 +11:00
parent fe66dd85f0
commit e459f803da
14 changed files with 116 additions and 79 deletions
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9
components/partition_table/gen_esp32part.py
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@@ -86,11 +86,14 @@ class PartitionTable(list):
@classmethod
def from_binary(cls, b):
if len(b) % 32 != 0:
raise InputError("Partition table length must be a multiple of 32 bytes. Got %d bytes." % len(b))
result = cls()
for o in range(0,len(b),32):
result.append(PartitionDefinition.from_binary(b[o:o+32]))
data = b[o:o+32]
if len(data) != 32:
raise InputError("Ran out of partition table data before reaching end marker")
if data == '\xFF'*32:
break # end of partition table
result.append(PartitionDefinition.from_binary(data))
return result
def to_binary(self):