diff options
Diffstat (limited to 'libcli/auth/credentials.c')
-rw-r--r-- | libcli/auth/credentials.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/libcli/auth/credentials.c b/libcli/auth/credentials.c index dfbfdb356a..be43c95be9 100644 --- a/libcli/auth/credentials.c +++ b/libcli/auth/credentials.c @@ -222,6 +222,34 @@ void netlogon_creds_arcfour_crypt(struct netlogon_creds_CredentialState *creds, data_blob_free(&session_key); } +/* + AES encrypt a password buffer using the session key +*/ +void netlogon_creds_aes_encrypt(struct netlogon_creds_CredentialState *creds, uint8_t *data, size_t len) +{ + AES_KEY key; + uint8_t iv[AES_BLOCK_SIZE]; + + AES_set_encrypt_key(creds->session_key, 128, &key); + ZERO_STRUCT(iv); + + aes_cfb8_encrypt(data, data, len, &key, iv, AES_ENCRYPT); +} + +/* + AES decrypt a password buffer using the session key +*/ +void netlogon_creds_aes_decrypt(struct netlogon_creds_CredentialState *creds, uint8_t *data, size_t len) +{ + AES_KEY key; + uint8_t iv[AES_BLOCK_SIZE]; + + AES_set_encrypt_key(creds->session_key, 128, &key); + ZERO_STRUCT(iv); + + aes_cfb8_encrypt(data, data, len, &key, iv, AES_DECRYPT); +} + /***************************************************************** The above functions are common to the client and server interface next comes the client specific functions |