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Merge pull request #12 from aeternity/support-otp-24

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Use new crypto:block_encrypt api
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Hans Svensson 2021-10-28 15:05:56 +02:00 committed by GitHub
commit dd94b371e6
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1 changed files with 2 additions and 2 deletions
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src/enoise_crypto.erl
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@ -72,7 +72,7 @@ encrypt('ChaChaPoly', K, N, Ad, PlainText) ->
enacl:aead_chacha20poly1305_ietf_encrypt(PlainText, Ad, Nonce, K);
encrypt('AESGCM', K, N, Ad, PlainText) ->
Nonce = <<0:32, N:64>>,
{CipherText, CipherTag} = crypto:block_encrypt(aes_gcm, K, Nonce, {Ad, PlainText}),
{CipherText, CipherTag} = crypto:crypto_one_time_aead(aes_256_gcm, K, Nonce, PlainText, Ad, true),
<<CipherText/binary, CipherTag/binary>>.
-spec decrypt(Cipher ::enoise_cipher_state:noise_cipher(),
@ -86,7 +86,7 @@ decrypt('AESGCM', K, N, Ad, CipherText0) ->
CTLen = byte_size(CipherText0) - ?MAC_LEN,
<<CipherText:CTLen/binary, MAC:?MAC_LEN/binary>> = CipherText0,
Nonce = <<0:32, N:64>>,
case crypto:block_decrypt(aes_gcm, K, Nonce, {Ad, CipherText, MAC}) of
case crypto:crypto_one_time_aead(aes_256_gcm, K, Nonce, CipherText, Ad, MAC, false) of
error -> {error, decrypt_failed};
Data -> Data
end.