diff options
Diffstat (limited to 'frozen_deps/Cryptodome/Math/_IntegerNative.py')
| -rw-r--r-- | frozen_deps/Cryptodome/Math/_IntegerNative.py | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/frozen_deps/Cryptodome/Math/_IntegerNative.py b/frozen_deps/Cryptodome/Math/_IntegerNative.py index 896107f..9b857ea 100644 --- a/frozen_deps/Cryptodome/Math/_IntegerNative.py +++ b/frozen_deps/Cryptodome/Math/_IntegerNative.py @@ -62,16 +62,31 @@ class IntegerNative(IntegerBase): def __index__(self): return int(self._value) - def to_bytes(self, block_size=0): + def to_bytes(self, block_size=0, byteorder='big'): if self._value < 0: raise ValueError("Conversion only valid for non-negative numbers") result = long_to_bytes(self._value, block_size) if len(result) > block_size > 0: raise ValueError("Value too large to encode") + if byteorder == 'big': + pass + elif byteorder == 'little': + result = bytearray(result) + result.reverse() + result = bytes(result) + else: + raise ValueError("Incorrect byteorder") return result @classmethod - def from_bytes(cls, byte_string): + def from_bytes(cls, byte_string, byteorder='big'): + if byteorder == 'big': + pass + elif byteorder == 'little': + byte_string = bytearray(byte_string) + byte_string.reverse() + else: + raise ValueError("Incorrect byteorder") return cls(bytes_to_long(byte_string)) # Relations @@ -348,7 +363,7 @@ class IntegerNative(IntegerBase): raise ValueError("n must be a positive integer") if (n & 1) == 0: - raise ValueError("n must be even for the Jacobi symbol") + raise ValueError("n must be odd for the Jacobi symbol") # Step 1 a = a % n |