Move C level NIFs into the Erlang interface for these.

This enables the ability to call the C NIFs from Erlang.

src/enacl_nif.erl

@@ -11,7 +11,13 @@
 	crypto_box_ZEROBYTES/0,
 	crypto_box_BOXZEROBYTES/0,
 	crypto_box_PUBLICKEYBYTES/0,
-	crypto_box_SECRETKEYBYTES/0
+	crypto_box_SECRETKEYBYTES/0,
+
+	crypto_sign_PUBLICKEYBYTES/0,
+	crypto_sign_SECRETKEYBYTES/0,
+	crypto_sign_keypair/0,
+	crypto_sign/2,
+	crypto_sign_open/2
 ]).
 
 %% Secret key crypto
@@ -21,12 +27,27 @@
 	crypto_secretbox_NONCEBYTES/0,
 	crypto_secretbox_ZEROBYTES/0,
 	crypto_secretbox_BOXZEROBYTES/0,
-	crypto_secretbox_KEYBYTES/0
+	crypto_secretbox_KEYBYTES/0,
+
+	crypto_stream_KEYBYTES/0,
+	crypto_stream_NONCEBYTES/0,
+	crypto_stream/3,
+	crypto_stream_xor/3,
+
+	crypto_auth_KEYBYTES/0,
+	crypto_auth/2,
+	crypto_auth_verify/3,
+
+	crypto_onetimeauth_KEYBYTES/0,
+	crypto_onetimeauth/2,
+	crypto_onetimeauth_verify/3
 ]).
 
 %% Miscellaneous helper functions
 -export([
-	crypto_hash/1
+	crypto_hash/1,
+	crypto_verify_16/2,
+	crypto_verify_32/2
 ]).
 
 -on_load(init/0).
@@ -49,19 +70,39 @@ crypto_box_ZEROBYTES() -> not_loaded().
 crypto_box_BOXZEROBYTES() -> not_loaded().
 crypto_box_PUBLICKEYBYTES() -> not_loaded().
 crypto_box_SECRETKEYBYTES() -> not_loaded().
-
 crypto_box_keypair() -> not_loaded().
 crypto_box(_PaddedMsg, _Nonce, _PK, _SK) -> not_loaded().
 crypto_box_open(_CipherText, _Nonce, _PK, _SK) -> not_loaded().
 
+crypto_sign_PUBLICKEYBYTES() -> not_loaded().
+crypto_sign_SECRETKEYBYTES() -> not_loaded().
+crypto_sign_keypair() -> not_loaded().
+crypto_sign(_M, _SK) -> not_loaded().
+crypto_sign_open(_SignedMessage, _PK) -> not_loaded().
+
 crypto_secretbox_NONCEBYTES() -> not_loaded().
 crypto_secretbox_ZEROBYTES() -> not_loaded().
 crypto_secretbox_KEYBYTES() -> not_loaded().
 crypto_secretbox_BOXZEROBYTES() -> not_loaded().
-
 crypto_secretbox(_CipherText, _Nonce, _Key) -> not_loaded().
 crypto_secretbox_open(_CipherText, _Nonce, _Key) -> not_loaded().
 
+crypto_stream_KEYBYTES() -> not_loaded().
+crypto_stream_NONCEBYTES() -> not_loaded().
+crypto_stream(_Bytes, _Nonce, _Key) -> not_loaded().
+crypto_stream_xor(_M, _Nonce, _Key) -> not_loaded().
+
+crypto_auth_KEYBYTES() -> not_loaded().
+crypto_auth(_Msg, _Key) -> not_loaded().
+crypto_auth_verify(_Authenticator, _Msg, _Key) -> not_loaded().
+
+crypto_onetimeauth_KEYBYTES() -> not_loaded().
+crypto_onetimeauth(_Msg, _Key) -> not_loaded().
+crypto_onetimeauth_verify(_Authenticator, _Msg, _Key) -> not_loaded().
+
 crypto_hash(Input) when is_binary(Input) -> not_loaded().
+crypto_verify_16(_X, _Y) -> not_loaded().
+crypto_verify_32(_X, _Y) -> not_loaded().
+