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Addressed a TODO

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Alex Gaynor 2013-08-11 07:37:43 -04:00
parent 18b3337075
commit b19736c8ff
1 changed files with 5 additions and 2 deletions
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7
cryptography/bindings/openssl/api.py
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@ -62,6 +62,8 @@ class API(object):
unsigned char *, int);
int EVP_EncryptFinal_ex(EVP_CIPHER_CTX *, unsigned char *, int *);
int EVP_CIPHER_CTX_cleanup(EVP_CIPHER_CTX *);
EVP_CIPHER *EVP_CIPHER_CTX_cipher(const EVP_CIPHER_CTX *);
int EVP_CIPHER_block_size(const EVP_CIPHER *);
unsigned long ERR_get_error();
""")
@ -101,8 +103,9 @@ class API(object):
return self._ffi.buffer(buf)[:outlen[0]]
def finalize_encrypt_context(self, ctx):
# TODO: use real block size
buf = self._ffi.new("unsigned char[]", 16)
cipher = self._lib.EVP_CIPHER_CTX_cipher(ctx)
block_size = self._lib.EVP_CIPHER_block_size(cipher)
buf = self._ffi.new("unsigned char[]", block_size)
outlen = self._ffi.new("int *")
res = self._lib.EVP_EncryptFinal_ex(ctx, buf, outlen)
if res == 0: