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defmodule Hex.Stdlib do
@moduledoc false
defmacro stacktrace() do
if Version.compare(System.version(), "1.7.0") == :lt do
quote do: System.stacktrace()
else
quote do: __STACKTRACE__
end
end
# TODO: Remove this once we require OTP 24.0
def ssh_hostkey_fingerprint(digset_type, key) do
cond do
# Requires Elixir 1.15.0
function_exported?(Mix, :ensure_application!, 1) ->
Mix.ensure_application!(:ssh)
apply(:ssh, :hostkey_fingerprint, [digset_type, key])
Code.ensure_loaded?(:ssh) and function_exported?(:ssh, :hostkey_fingerprint, 2) ->
apply(:ssh, :hostkey_fingerprint, [digset_type, key])
true ->
apply(:public_key, :ssh_hostkey_fingerprint, [digset_type, key])
end
end
# TODO: Remove this once we require OTP 22.1
def crypto_hmac(type, key, data) do
if Code.ensure_loaded?(:crypto) and function_exported?(:crypto, :mac, 4) do
apply(:crypto, :mac, [:hmac, type, key, data])
else
apply(:crypto, :hmac, [type, key, data])
end
end
# TODO: Remove this once we require OTP 22.0
def crypto_one_time_encrypt(cipher, key, iv, data) do
if Code.ensure_loaded?(:crypto) and function_exported?(:crypto, :crypto_one_time, 5) do
apply(:crypto, :crypto_one_time, [cipher, key, iv, data, true])
else
apply(:crypto, :block_encrypt, [cipher, key, iv, data])
end
end
# TODO: Remove this once we require OTP 22.0
def crypto_one_time_decrypt(cipher, key, iv, data) do
if Code.ensure_loaded?(:crypto) and function_exported?(:crypto, :crypto_one_time, 5) do
apply(:crypto, :crypto_one_time, [cipher, key, iv, data, false])
else
apply(:crypto, :block_decrypt, [cipher, key, iv, data])
end
end
# TODO: Remove this once we require OTP 22.0
def crypto_one_time_aead_encrypt(cipher, key, iv, plain_text, aad) do
if Code.ensure_loaded?(:crypto) and function_exported?(:crypto, :crypto_one_time_aead, 5) do
apply(:crypto, :crypto_one_time_aead, [cipher, key, iv, plain_text, aad, true])
else
apply(:crypto, :block_encrypt, [:aes_gcm, key, iv, {aad, plain_text}])
end
end
# TODO: Remove this once we require OTP 22.0
def crypto_one_time_aead_decrypt(cipher, key, iv, cipher_text, aad, cipher_tag) do
if Code.ensure_loaded?(:crypto) and function_exported?(:crypto, :crypto_one_time_aead, 5) do
apply(:crypto, :crypto_one_time_aead, [cipher, key, iv, cipher_text, aad, cipher_tag, false])
else
apply(:crypto, :block_decrypt, [:aes_gcm, key, iv, {aad, cipher_text, cipher_tag}])
end
end
# TODO: Remove this once we require OTP 22.0
def ssl_cipher_suites(string_type) do
if Code.ensure_loaded?(:ssl) and function_exported?(:ssl, :cipher_suites, 3) do
[ssl_version | _] = :ssl.versions()[:supported]
apply(:ssl, :cipher_suites, [:all, ssl_version, string_type])
else
apply(:ssl, :cipher_suites, [string_type])
end
end
end
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