some missing functions

2018-01-15 04:59:22 +03:00 · 2018-01-15 04:59:22 +03:00 · 4aee7f2f19
parent 047901d3ed
commit 4aee7f2f19
1 changed files with 4 additions and 0 deletions
--- a/lib/bitcoin.py
+++ b/lib/bitcoin.py
@ -330,6 +330,10 @@ def Hash(x):
    out = bytes(sha256(sha256(x)))
    return out

+hash_encode = lambda x: bh2u(x[::-1])
+hash_decode = lambda x: bfh(x)[::-1]
+hmac_sha_512 = lambda x, y: hmac.new(x, y, hashlib.sha512).digest()
+
 def is_new_seed(x, prefix=version.SEED_PREFIX):
    from . import mnemonic
    x = mnemonic.normalize_text(x)