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-rw-r--r--lib/crypto/src/crypto.erl12
1 files changed, 12 insertions, 0 deletions
diff --git a/lib/crypto/src/crypto.erl b/lib/crypto/src/crypto.erl
index 71fd91cafd..d6e2e033c0 100644
--- a/lib/crypto/src/crypto.erl
+++ b/lib/crypto/src/crypto.erl
@@ -51,6 +51,7 @@
-export([aes_cbc_128_encrypt/3, aes_cbc_128_decrypt/3]).
-export([aes_cbc_256_encrypt/3, aes_cbc_256_decrypt/3]).
-export([aes_cbc_ivec/1]).
+-export([aes_ctr_encrypt/3, aes_ctr_decrypt/3]).
-export([dh_generate_parameters/2, dh_check/1]). %% Testing see below
@@ -80,6 +81,7 @@
rc2_40_cbc_encrypt, rc2_40_cbc_decrypt,
%% idea_cbc_encrypt, idea_cbc_decrypt,
aes_cbc_256_encrypt, aes_cbc_256_decrypt,
+ aes_ctr_encrypt, aes_ctr_decrypt,
info_lib]).
-type rsa_digest_type() :: 'md5' | 'sha'.
@@ -542,6 +544,16 @@ aes_cbc_ivec(Data) when is_binary(Data) ->
aes_cbc_ivec(Data) when is_list(Data) ->
aes_cbc_ivec(list_to_binary(Data)).
+%%
+%% AES - in counter mode (CTR)
+%%
+-spec aes_ctr_encrypt(iodata(), binary(), iodata()) ->
+ binary().
+-spec aes_ctr_decrypt(iodata(), binary(), iodata()) ->
+ binary().
+
+aes_ctr_encrypt(_Key, _IVec, _Data) -> ?nif_stub.
+aes_ctr_decrypt(_Key, _IVec, _Cipher) -> ?nif_stub.
%%
%% XOR - xor to iolists and return a binary