diff options
Diffstat (limited to 'src/leap/soledad/client/_crypto.py')
| -rw-r--r-- | src/leap/soledad/client/_crypto.py | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/src/leap/soledad/client/_crypto.py b/src/leap/soledad/client/_crypto.py index 90cfe45b..ce166c94 100644 --- a/src/leap/soledad/client/_crypto.py +++ b/src/leap/soledad/client/_crypto.py @@ -90,7 +90,7 @@ from leap.soledad.common.blobs.preamble import InvalidPreambleException from leap.soledad.common.blobs.preamble import decode_preamble from leap.soledad.common.blobs.preamble import Preamble from leap.soledad.common.blobs.preamble import ENC_SCHEME, ENC_METHOD -from leap.soledad.common.blobs.preamble import MAGIC +from leap.soledad.common.blobs.preamble import MAGIC, PREAMBLE_SIZE SECRET_LENGTH = 64 @@ -543,8 +543,7 @@ def _ceiling(size): def get_unarmored_ciphertext_size(cleartext_size): # used for blobs stream up (so we can tell the server how much data we are # sending before starting to encrypt the stream) - PREAMBLE_SIZE = 736 # 552 urlsafe base64 encoded (it's always armored) - TAG_SIZE = 16 - SEPARATOR_SIZE = 1 - size = TAG_SIZE + PREAMBLE_SIZE + SEPARATOR_SIZE + tag_size = 16 # AES-GCM 16-byte tag appended to ciphertext + separator_size = 1 # space separating content from preamble + size = tag_size + PREAMBLE_SIZE + separator_size return cleartext_size + size |