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authorHans Nilsson <[email protected]>2018-08-02 15:08:21 +0200
committerHans Nilsson <[email protected]>2018-08-23 12:45:26 +0200
commit41f75ef413c7ce53aefcfea080e22217d607daf1 (patch)
tree9c60973742496559dd2862ddbd61db04c39450bf /lib
parentb477eba47bda21a034c7610fdb41e6fd005b83df (diff)
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crypto: -spec
Diffstat (limited to 'lib')
-rw-r--r--lib/crypto/src/crypto.erl7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index 443e7fc12a..f6a785303b 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -195,6 +195,8 @@ cmac(Type, Key, Data) ->
cmac(Type, Key, Data, MacSize) ->
erlang:binary_part(cmac(Type, Key, Data), 0, MacSize).
+-spec poly1305(iodata(), iodata()) -> binary().
+
poly1305(Key, Data) ->
poly1305_nif(Key, Data).
@@ -1167,6 +1169,11 @@ rc4_encrypt_with_state(_State, _Data) -> ?nif_stub.
%%
%% CHACHA20 - stream cipher
%%
+-type chacha20_state() :: term().
+-spec chacha20_stream_init(iodata(), binary()) -> chacha20_state().
+-spec chacha20_stream_encrypt(chacha20_state(), binary()) -> {chacha20_state(), binary()}.
+-spec chacha20_stream_decrypt(chacha20_state(), binary()) -> {chacha20_state(), binary()}.
+
chacha20_stream_init(_Key, _IVec) -> ?nif_stub.
chacha20_stream_encrypt(_State, _Data) -> ?nif_stub.
chacha20_stream_decrypt(_State, _Data) -> ?nif_stub.