diff options
Diffstat (limited to '')
| -rw-r--r-- | vendor/paragonie/sodium_compat/lib/php72compat.php | 1369 |
1 files changed, 1369 insertions, 0 deletions
diff --git a/vendor/paragonie/sodium_compat/lib/php72compat.php b/vendor/paragonie/sodium_compat/lib/php72compat.php new file mode 100644 index 0000000..c2b065f --- /dev/null +++ b/vendor/paragonie/sodium_compat/lib/php72compat.php @@ -0,0 +1,1369 @@ +<?php
+
+require_once dirname(dirname(__FILE__)) . '/autoload.php';
+
+/**
+ * This file will monkey patch the pure-PHP implementation in place of the
+ * PECL functions and constants, but only if they do not already exist.
+ *
+ * Thus, the functions or constants just proxy to the appropriate
+ * ParagonIE_Sodium_Compat method or class constant, respectively.
+ */
+foreach (array(
+ 'BASE64_VARIANT_ORIGINAL',
+ 'BASE64_VARIANT_ORIGINAL_NO_PADDING',
+ 'BASE64_VARIANT_URLSAFE',
+ 'BASE64_VARIANT_URLSAFE_NO_PADDING',
+ 'CRYPTO_AEAD_CHACHA20POLY1305_KEYBYTES',
+ 'CRYPTO_AEAD_CHACHA20POLY1305_NSECBYTES',
+ 'CRYPTO_AEAD_CHACHA20POLY1305_NPUBBYTES',
+ 'CRYPTO_AEAD_CHACHA20POLY1305_ABYTES',
+ 'CRYPTO_AEAD_AES256GCM_KEYBYTES',
+ 'CRYPTO_AEAD_AES256GCM_NSECBYTES',
+ 'CRYPTO_AEAD_AES256GCM_NPUBBYTES',
+ 'CRYPTO_AEAD_AES256GCM_ABYTES',
+ 'CRYPTO_AEAD_CHACHA20POLY1305_IETF_KEYBYTES',
+ 'CRYPTO_AEAD_CHACHA20POLY1305_IETF_NSECBYTES',
+ 'CRYPTO_AEAD_CHACHA20POLY1305_IETF_NPUBBYTES',
+ 'CRYPTO_AEAD_CHACHA20POLY1305_IETF_ABYTES',
+ 'CRYPTO_AEAD_XCHACHA20POLY1305_IETF_KEYBYTES',
+ 'CRYPTO_AEAD_XCHACHA20POLY1305_IETF_NSECBYTES',
+ 'CRYPTO_AEAD_XCHACHA20POLY1305_IETF_NPUBBYTES',
+ 'CRYPTO_AEAD_XCHACHA20POLY1305_IETF_ABYTES',
+ 'CRYPTO_AUTH_BYTES',
+ 'CRYPTO_AUTH_KEYBYTES',
+ 'CRYPTO_BOX_SEALBYTES',
+ 'CRYPTO_BOX_SECRETKEYBYTES',
+ 'CRYPTO_BOX_PUBLICKEYBYTES',
+ 'CRYPTO_BOX_KEYPAIRBYTES',
+ 'CRYPTO_BOX_MACBYTES',
+ 'CRYPTO_BOX_NONCEBYTES',
+ 'CRYPTO_BOX_SEEDBYTES',
+ 'CRYPTO_KDF_BYTES_MIN',
+ 'CRYPTO_KDF_BYTES_MAX',
+ 'CRYPTO_KDF_CONTEXTBYTES',
+ 'CRYPTO_KDF_KEYBYTES',
+ 'CRYPTO_KX_BYTES',
+ 'CRYPTO_KX_KEYPAIRBYTES',
+ 'CRYPTO_KX_PRIMITIVE',
+ 'CRYPTO_KX_SEEDBYTES',
+ 'CRYPTO_KX_PUBLICKEYBYTES',
+ 'CRYPTO_KX_SECRETKEYBYTES',
+ 'CRYPTO_KX_SESSIONKEYBYTES',
+ 'CRYPTO_GENERICHASH_BYTES',
+ 'CRYPTO_GENERICHASH_BYTES_MIN',
+ 'CRYPTO_GENERICHASH_BYTES_MAX',
+ 'CRYPTO_GENERICHASH_KEYBYTES',
+ 'CRYPTO_GENERICHASH_KEYBYTES_MIN',
+ 'CRYPTO_GENERICHASH_KEYBYTES_MAX',
+ 'CRYPTO_PWHASH_SALTBYTES',
+ 'CRYPTO_PWHASH_STRPREFIX',
+ 'CRYPTO_PWHASH_ALG_ARGON2I13',
+ 'CRYPTO_PWHASH_ALG_ARGON2ID13',
+ 'CRYPTO_PWHASH_MEMLIMIT_INTERACTIVE',
+ 'CRYPTO_PWHASH_OPSLIMIT_INTERACTIVE',
+ 'CRYPTO_PWHASH_MEMLIMIT_MODERATE',
+ 'CRYPTO_PWHASH_OPSLIMIT_MODERATE',
+ 'CRYPTO_PWHASH_MEMLIMIT_SENSITIVE',
+ 'CRYPTO_PWHASH_OPSLIMIT_SENSITIVE',
+ 'CRYPTO_PWHASH_SCRYPTSALSA208SHA256_SALTBYTES',
+ 'CRYPTO_PWHASH_SCRYPTSALSA208SHA256_STRPREFIX',
+ 'CRYPTO_PWHASH_SCRYPTSALSA208SHA256_MEMLIMIT_INTERACTIVE',
+ 'CRYPTO_PWHASH_SCRYPTSALSA208SHA256_OPSLIMIT_INTERACTIVE',
+ 'CRYPTO_PWHASH_SCRYPTSALSA208SHA256_MEMLIMIT_SENSITIVE',
+ 'CRYPTO_PWHASH_SCRYPTSALSA208SHA256_OPSLIMIT_SENSITIVE',
+ 'CRYPTO_SCALARMULT_BYTES',
+ 'CRYPTO_SCALARMULT_SCALARBYTES',
+ 'CRYPTO_SHORTHASH_BYTES',
+ 'CRYPTO_SHORTHASH_KEYBYTES',
+ 'CRYPTO_SECRETBOX_KEYBYTES',
+ 'CRYPTO_SECRETBOX_MACBYTES',
+ 'CRYPTO_SECRETBOX_NONCEBYTES',
+ 'CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_ABYTES',
+ 'CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_HEADERBYTES',
+ 'CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_KEYBYTES',
+ 'CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_TAG_PUSH',
+ 'CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_TAG_PULL',
+ 'CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_TAG_REKEY',
+ 'CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_TAG_FINAL',
+ 'CRYPTO_SECRETSTREAM_XCHACHA20POLY1305_MESSAGEBYTES_MAX',
+ 'CRYPTO_SIGN_BYTES',
+ 'CRYPTO_SIGN_SEEDBYTES',
+ 'CRYPTO_SIGN_PUBLICKEYBYTES',
+ 'CRYPTO_SIGN_SECRETKEYBYTES',
+ 'CRYPTO_SIGN_KEYPAIRBYTES',
+ 'CRYPTO_STREAM_KEYBYTES',
+ 'CRYPTO_STREAM_NONCEBYTES',
+ 'CRYPTO_STREAM_XCHACHA20_KEYBYTES',
+ 'CRYPTO_STREAM_XCHACHA20_NONCEBYTES',
+ 'LIBRARY_MAJOR_VERSION',
+ 'LIBRARY_MINOR_VERSION',
+ 'LIBRARY_VERSION_MAJOR',
+ 'LIBRARY_VERSION_MINOR',
+ 'VERSION_STRING'
+ ) as $constant
+) {
+ if (!defined("SODIUM_$constant") && defined("ParagonIE_Sodium_Compat::$constant")) {
+ define("SODIUM_$constant", constant("ParagonIE_Sodium_Compat::$constant"));
+ }
+}
+if (!is_callable('sodium_add')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::add()
+ * @param string $val
+ * @param string $addv
+ * @return void
+ * @throws SodiumException
+ */
+ function sodium_add(&$val, $addv)
+ {
+ ParagonIE_Sodium_Compat::add($val, $addv);
+ }
+}
+if (!is_callable('sodium_base642bin')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::bin2base64()
+ * @param string $string
+ * @param int $variant
+ * @param string $ignore
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_base642bin($string, $variant, $ignore ='')
+ {
+ return ParagonIE_Sodium_Compat::base642bin($string, $variant, $ignore);
+ }
+}
+if (!is_callable('sodium_bin2base64')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::bin2base64()
+ * @param string $string
+ * @param int $variant
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_bin2base64($string, $variant)
+ {
+ return ParagonIE_Sodium_Compat::bin2base64($string, $variant);
+ }
+}
+if (!is_callable('sodium_bin2hex')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::hex2bin()
+ * @param string $string
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_bin2hex($string)
+ {
+ return ParagonIE_Sodium_Compat::bin2hex($string);
+ }
+}
+if (!is_callable('sodium_compare')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::compare()
+ * @param string $a
+ * @param string $b
+ * @return int
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_compare($a, $b)
+ {
+ return ParagonIE_Sodium_Compat::compare($a, $b);
+ }
+}
+if (!is_callable('sodium_crypto_aead_aes256gcm_decrypt')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_aes256gcm_decrypt()
+ * @param string $message
+ * @param string $assocData
+ * @param string $nonce
+ * @param string $key
+ * @return string|bool
+ */
+ function sodium_crypto_aead_aes256gcm_decrypt($message, $assocData, $nonce, $key)
+ {
+ try {
+ return ParagonIE_Sodium_Compat::crypto_aead_aes256gcm_decrypt($message, $assocData, $nonce, $key);
+ } catch (Error $ex) {
+ return false;
+ } catch (Exception $ex) {
+ return false;
+ }
+ }
+}
+if (!is_callable('sodium_crypto_aead_aes256gcm_encrypt')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_aes256gcm_encrypt()
+ * @param string $message
+ * @param string $assocData
+ * @param string $nonce
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_aead_aes256gcm_encrypt($message, $assocData, $nonce, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_aead_aes256gcm_encrypt($message, $assocData, $nonce, $key);
+ }
+}
+if (!is_callable('sodium_crypto_aead_aes256gcm_is_available')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_aes256gcm_is_available()
+ * @return bool
+ */
+ function sodium_crypto_aead_aes256gcm_is_available()
+ {
+ return ParagonIE_Sodium_Compat::crypto_aead_aes256gcm_is_available();
+ }
+}
+if (!is_callable('sodium_crypto_aead_chacha20poly1305_decrypt')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_decrypt()
+ * @param string $message
+ * @param string $assocData
+ * @param string $nonce
+ * @param string $key
+ * @return string|bool
+ */
+ function sodium_crypto_aead_chacha20poly1305_decrypt($message, $assocData, $nonce, $key)
+ {
+ try {
+ return ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_decrypt($message, $assocData, $nonce, $key);
+ } catch (Error $ex) {
+ return false;
+ } catch (Exception $ex) {
+ return false;
+ }
+ }
+}
+if (!is_callable('sodium_crypto_aead_chacha20poly1305_encrypt')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_encrypt()
+ * @param string $message
+ * @param string $assocData
+ * @param string $nonce
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_aead_chacha20poly1305_encrypt($message, $assocData, $nonce, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_encrypt($message, $assocData, $nonce, $key);
+ }
+}
+if (!is_callable('sodium_crypto_aead_chacha20poly1305_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_aead_chacha20poly1305_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_aead_chacha20poly1305_ietf_decrypt')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_ietf_decrypt()
+ * @param string $message
+ * @param string $assocData
+ * @param string $nonce
+ * @param string $key
+ * @return string|bool
+ */
+ function sodium_crypto_aead_chacha20poly1305_ietf_decrypt($message, $assocData, $nonce, $key)
+ {
+ try {
+ return ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_ietf_decrypt($message, $assocData, $nonce, $key);
+ } catch (Error $ex) {
+ return false;
+ } catch (Exception $ex) {
+ return false;
+ }
+ }
+}
+if (!is_callable('sodium_crypto_aead_chacha20poly1305_ietf_encrypt')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_ietf_encrypt()
+ * @param string $message
+ * @param string $assocData
+ * @param string $nonce
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_aead_chacha20poly1305_ietf_encrypt($message, $assocData, $nonce, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_ietf_encrypt($message, $assocData, $nonce, $key);
+ }
+}
+if (!is_callable('sodium_crypto_aead_chacha20poly1305_ietf_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_ietf_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_aead_chacha20poly1305_ietf_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_aead_chacha20poly1305_ietf_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_aead_xchacha20poly1305_ietf_decrypt')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_xchacha20poly1305_ietf_decrypt()
+ * @param string $message
+ * @param string $assocData
+ * @param string $nonce
+ * @param string $key
+ * @return string|bool
+ */
+ function sodium_crypto_aead_xchacha20poly1305_ietf_decrypt($message, $assocData, $nonce, $key)
+ {
+ try {
+ return ParagonIE_Sodium_Compat::crypto_aead_xchacha20poly1305_ietf_decrypt($message, $assocData, $nonce, $key, true);
+ } catch (Error $ex) {
+ return false;
+ } catch (Exception $ex) {
+ return false;
+ }
+ }
+}
+if (!is_callable('sodium_crypto_aead_xchacha20poly1305_ietf_encrypt')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_xchacha20poly1305_ietf_encrypt()
+ * @param string $message
+ * @param string $assocData
+ * @param string $nonce
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_aead_xchacha20poly1305_ietf_encrypt($message, $assocData, $nonce, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_aead_xchacha20poly1305_ietf_encrypt($message, $assocData, $nonce, $key, true);
+ }
+}
+if (!is_callable('sodium_crypto_aead_xchacha20poly1305_ietf_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_aead_xchacha20poly1305_ietf_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_aead_xchacha20poly1305_ietf_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_aead_xchacha20poly1305_ietf_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_auth')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_auth()
+ * @param string $message
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_auth($message, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_auth($message, $key);
+ }
+}
+if (!is_callable('sodium_crypto_auth_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_auth_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_auth_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_auth_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_auth_verify')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_auth_verify()
+ * @param string $mac
+ * @param string $message
+ * @param string $key
+ * @return bool
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_auth_verify($mac, $message, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_auth_verify($mac, $message, $key);
+ }
+}
+if (!is_callable('sodium_crypto_box')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box()
+ * @param string $message
+ * @param string $nonce
+ * @param string $kp
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_box($message, $nonce, $kp)
+ {
+ return ParagonIE_Sodium_Compat::crypto_box($message, $nonce, $kp);
+ }
+}
+if (!is_callable('sodium_crypto_box_keypair')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_keypair()
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_box_keypair()
+ {
+ return ParagonIE_Sodium_Compat::crypto_box_keypair();
+ }
+}
+if (!is_callable('sodium_crypto_box_keypair_from_secretkey_and_publickey')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_keypair_from_secretkey_and_publickey()
+ * @param string $sk
+ * @param string $pk
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_box_keypair_from_secretkey_and_publickey($sk, $pk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_box_keypair_from_secretkey_and_publickey($sk, $pk);
+ }
+}
+if (!is_callable('sodium_crypto_box_open')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_open()
+ * @param string $message
+ * @param string $nonce
+ * @param string $kp
+ * @return string|bool
+ */
+ function sodium_crypto_box_open($message, $nonce, $kp)
+ {
+ try {
+ return ParagonIE_Sodium_Compat::crypto_box_open($message, $nonce, $kp);
+ } catch (Error $ex) {
+ return false;
+ } catch (Exception $ex) {
+ return false;
+ }
+ }
+}
+if (!is_callable('sodium_crypto_box_publickey')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_publickey()
+ * @param string $keypair
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_box_publickey($keypair)
+ {
+ return ParagonIE_Sodium_Compat::crypto_box_publickey($keypair);
+ }
+}
+if (!is_callable('sodium_crypto_box_publickey_from_secretkey')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_publickey_from_secretkey()
+ * @param string $sk
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_box_publickey_from_secretkey($sk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_box_publickey_from_secretkey($sk);
+ }
+}
+if (!is_callable('sodium_crypto_box_seal')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_seal()
+ * @param string $message
+ * @param string $publicKey
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_box_seal($message, $publicKey)
+ {
+ return ParagonIE_Sodium_Compat::crypto_box_seal($message, $publicKey);
+ }
+}
+if (!is_callable('sodium_crypto_box_seal_open')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_seal_open()
+ * @param string $message
+ * @param string $kp
+ * @return string|bool
+ * @throws SodiumException
+ */
+ function sodium_crypto_box_seal_open($message, $kp)
+ {
+ try {
+ return ParagonIE_Sodium_Compat::crypto_box_seal_open($message, $kp);
+ } catch (SodiumException $ex) {
+ if ($ex->getMessage() === 'Argument 2 must be CRYPTO_BOX_KEYPAIRBYTES long.') {
+ throw $ex;
+ }
+ return false;
+ }
+ }
+}
+if (!is_callable('sodium_crypto_box_secretkey')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_secretkey()
+ * @param string $keypair
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_box_secretkey($keypair)
+ {
+ return ParagonIE_Sodium_Compat::crypto_box_secretkey($keypair);
+ }
+}
+if (!is_callable('sodium_crypto_box_seed_keypair')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_box_seed_keypair()
+ * @param string $seed
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_box_seed_keypair($seed)
+ {
+ return ParagonIE_Sodium_Compat::crypto_box_seed_keypair($seed);
+ }
+}
+if (!is_callable('sodium_crypto_generichash')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_generichash()
+ * @param string $message
+ * @param string|null $key
+ * @param int $outLen
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_generichash($message, $key = null, $outLen = 32)
+ {
+ return ParagonIE_Sodium_Compat::crypto_generichash($message, $key, $outLen);
+ }
+}
+if (!is_callable('sodium_crypto_generichash_final')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_generichash_final()
+ * @param string|null $ctx
+ * @param int $outputLength
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_generichash_final(&$ctx, $outputLength = 32)
+ {
+ return ParagonIE_Sodium_Compat::crypto_generichash_final($ctx, $outputLength);
+ }
+}
+if (!is_callable('sodium_crypto_generichash_init')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_generichash_init()
+ * @param string|null $key
+ * @param int $outLen
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_generichash_init($key = null, $outLen = 32)
+ {
+ return ParagonIE_Sodium_Compat::crypto_generichash_init($key, $outLen);
+ }
+}
+if (!is_callable('sodium_crypto_generichash_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_generichash_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_generichash_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_generichash_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_generichash_update')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_generichash_update()
+ * @param string|null $ctx
+ * @param string $message
+ * @return void
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_generichash_update(&$ctx, $message = '')
+ {
+ ParagonIE_Sodium_Compat::crypto_generichash_update($ctx, $message);
+ }
+}
+if (!is_callable('sodium_crypto_kdf_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_kdf_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_kdf_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_kdf_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_kdf_derive_from_key')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_kdf_derive_from_key()
+ * @param int $subkey_len
+ * @param int $subkey_id
+ * @param string $context
+ * @param string $key
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_kdf_derive_from_key($subkey_len, $subkey_id, $context, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_kdf_derive_from_key(
+ $subkey_len,
+ $subkey_id,
+ $context,
+ $key
+ );
+ }
+}
+if (!is_callable('sodium_crypto_kx')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_kx()
+ * @param string $my_secret
+ * @param string $their_public
+ * @param string $client_public
+ * @param string $server_public
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_kx($my_secret, $their_public, $client_public, $server_public)
+ {
+ return ParagonIE_Sodium_Compat::crypto_kx(
+ $my_secret,
+ $their_public,
+ $client_public,
+ $server_public
+ );
+ }
+}
+if (!is_callable('sodium_crypto_kx_seed_keypair')) {
+ /**
+ * @param string $seed
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_kx_seed_keypair($seed)
+ {
+ return ParagonIE_Sodium_Compat::crypto_kx_seed_keypair($seed);
+ }
+}
+if (!is_callable('sodium_crypto_kx_keypair')) {
+ /**
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_kx_keypair()
+ {
+ return ParagonIE_Sodium_Compat::crypto_kx_keypair();
+ }
+}
+if (!is_callable('sodium_crypto_kx_client_session_keys')) {
+ /**
+ * @param string $keypair
+ * @param string $serverPublicKey
+ * @return array{0: string, 1: string}
+ * @throws SodiumException
+ */
+ function sodium_crypto_kx_client_session_keys($keypair, $serverPublicKey)
+ {
+ return ParagonIE_Sodium_Compat::crypto_kx_client_session_keys($keypair, $serverPublicKey);
+ }
+}
+if (!is_callable('sodium_crypto_kx_server_session_keys')) {
+ /**
+ * @param string $keypair
+ * @param string $clientPublicKey
+ * @return array{0: string, 1: string}
+ * @throws SodiumException
+ */
+ function sodium_crypto_kx_server_session_keys($keypair, $clientPublicKey)
+ {
+ return ParagonIE_Sodium_Compat::crypto_kx_server_session_keys($keypair, $clientPublicKey);
+ }
+}
+if (!is_callable('sodium_crypto_kx_secretkey')) {
+ /**
+ * @param string $keypair
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_kx_secretkey($keypair)
+ {
+ return ParagonIE_Sodium_Compat::crypto_kx_secretkey($keypair);
+ }
+}
+if (!is_callable('sodium_crypto_kx_publickey')) {
+ /**
+ * @param string $keypair
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_kx_publickey($keypair)
+ {
+ return ParagonIE_Sodium_Compat::crypto_kx_publickey($keypair);
+ }
+}
+if (!is_callable('sodium_crypto_pwhash')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_pwhash()
+ * @param int $outlen
+ * @param string $passwd
+ * @param string $salt
+ * @param int $opslimit
+ * @param int $memlimit
+ * @param int|null $algo
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_pwhash($outlen, $passwd, $salt, $opslimit, $memlimit, $algo = null)
+ {
+ return ParagonIE_Sodium_Compat::crypto_pwhash($outlen, $passwd, $salt, $opslimit, $memlimit, $algo);
+ }
+}
+if (!is_callable('sodium_crypto_pwhash_str')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_pwhash_str()
+ * @param string $passwd
+ * @param int $opslimit
+ * @param int $memlimit
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_pwhash_str($passwd, $opslimit, $memlimit)
+ {
+ return ParagonIE_Sodium_Compat::crypto_pwhash_str($passwd, $opslimit, $memlimit);
+ }
+}
+if (!is_callable('sodium_crypto_pwhash_str_needs_rehash')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_pwhash_str_needs_rehash()
+ * @param string $hash
+ * @param int $opslimit
+ * @param int $memlimit
+ * @return bool
+ *
+ * @throws SodiumException
+ */
+ function sodium_crypto_pwhash_str_needs_rehash($hash, $opslimit, $memlimit)
+ {
+ return ParagonIE_Sodium_Compat::crypto_pwhash_str_needs_rehash($hash, $opslimit, $memlimit);
+ }
+}
+if (!is_callable('sodium_crypto_pwhash_str_verify')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_pwhash_str_verify()
+ * @param string $passwd
+ * @param string $hash
+ * @return bool
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_pwhash_str_verify($passwd, $hash)
+ {
+ return ParagonIE_Sodium_Compat::crypto_pwhash_str_verify($passwd, $hash);
+ }
+}
+if (!is_callable('sodium_crypto_pwhash_scryptsalsa208sha256')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_pwhash_scryptsalsa208sha256()
+ * @param int $outlen
+ * @param string $passwd
+ * @param string $salt
+ * @param int $opslimit
+ * @param int $memlimit
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_pwhash_scryptsalsa208sha256($outlen, $passwd, $salt, $opslimit, $memlimit)
+ {
+ return ParagonIE_Sodium_Compat::crypto_pwhash_scryptsalsa208sha256($outlen, $passwd, $salt, $opslimit, $memlimit);
+ }
+}
+if (!is_callable('sodium_crypto_pwhash_scryptsalsa208sha256_str')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_pwhash_scryptsalsa208sha256_str()
+ * @param string $passwd
+ * @param int $opslimit
+ * @param int $memlimit
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_pwhash_scryptsalsa208sha256_str($passwd, $opslimit, $memlimit)
+ {
+ return ParagonIE_Sodium_Compat::crypto_pwhash_scryptsalsa208sha256_str($passwd, $opslimit, $memlimit);
+ }
+}
+if (!is_callable('sodium_crypto_pwhash_scryptsalsa208sha256_str_verify')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_pwhash_scryptsalsa208sha256_str_verify()
+ * @param string $passwd
+ * @param string $hash
+ * @return bool
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_pwhash_scryptsalsa208sha256_str_verify($passwd, $hash)
+ {
+ return ParagonIE_Sodium_Compat::crypto_pwhash_scryptsalsa208sha256_str_verify($passwd, $hash);
+ }
+}
+if (!is_callable('sodium_crypto_scalarmult')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_scalarmult()
+ * @param string $n
+ * @param string $p
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_scalarmult($n, $p)
+ {
+ return ParagonIE_Sodium_Compat::crypto_scalarmult($n, $p);
+ }
+}
+if (!is_callable('sodium_crypto_scalarmult_base')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_scalarmult_base()
+ * @param string $n
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_scalarmult_base($n)
+ {
+ return ParagonIE_Sodium_Compat::crypto_scalarmult_base($n);
+ }
+}
+if (!is_callable('sodium_crypto_secretbox')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_secretbox()
+ * @param string $message
+ * @param string $nonce
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_secretbox($message, $nonce, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_secretbox($message, $nonce, $key);
+ }
+}
+if (!is_callable('sodium_crypto_secretbox_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_secretbox_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_secretbox_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_secretbox_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_secretbox_open')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_secretbox_open()
+ * @param string $message
+ * @param string $nonce
+ * @param string $key
+ * @return string|bool
+ */
+ function sodium_crypto_secretbox_open($message, $nonce, $key)
+ {
+ try {
+ return ParagonIE_Sodium_Compat::crypto_secretbox_open($message, $nonce, $key);
+ } catch (Error $ex) {
+ return false;
+ } catch (Exception $ex) {
+ return false;
+ }
+ }
+}
+if (!is_callable('sodium_crypto_secretstream_xchacha20poly1305_init_push')) {
+ /**
+ * @param string $key
+ * @return array<int, string>
+ * @throws SodiumException
+ */
+ function sodium_crypto_secretstream_xchacha20poly1305_init_push($key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_secretstream_xchacha20poly1305_init_push($key);
+ }
+}
+if (!is_callable('sodium_crypto_secretstream_xchacha20poly1305_push')) {
+ /**
+ * @param string $state
+ * @param string $msg
+ * @param string $aad
+ * @param int $tag
+ * @return string
+ * @throws SodiumException
+ */
+ function sodium_crypto_secretstream_xchacha20poly1305_push(&$state, $msg, $aad = '', $tag = 0)
+ {
+ return ParagonIE_Sodium_Compat::crypto_secretstream_xchacha20poly1305_push($state, $msg, $aad, $tag);
+ }
+}
+if (!is_callable('sodium_crypto_secretstream_xchacha20poly1305_init_pull')) {
+ /**
+ * @param string $header
+ * @param string $key
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_secretstream_xchacha20poly1305_init_pull($header, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_secretstream_xchacha20poly1305_init_pull($header, $key);
+ }
+}
+if (!is_callable('sodium_crypto_secretstream_xchacha20poly1305_pull')) {
+ /**
+ * @param string $state
+ * @param string $cipher
+ * @param string $aad
+ * @return bool|array{0: string, 1: int}
+ * @throws SodiumException
+ */
+ function sodium_crypto_secretstream_xchacha20poly1305_pull(&$state, $cipher, $aad = '')
+ {
+ return ParagonIE_Sodium_Compat::crypto_secretstream_xchacha20poly1305_pull($state, $cipher, $aad);
+ }
+}
+if (!is_callable('sodium_crypto_secretstream_xchacha20poly1305_rekey')) {
+ /**
+ * @param string $state
+ * @return void
+ * @throws SodiumException
+ */
+ function sodium_crypto_secretstream_xchacha20poly1305_rekey(&$state)
+ {
+ ParagonIE_Sodium_Compat::crypto_secretstream_xchacha20poly1305_rekey($state);
+ }
+}
+if (!is_callable('sodium_crypto_secretstream_xchacha20poly1305_keygen')) {
+ /**
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_secretstream_xchacha20poly1305_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_secretstream_xchacha20poly1305_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_shorthash')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_shorthash()
+ * @param string $message
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_shorthash($message, $key = '')
+ {
+ return ParagonIE_Sodium_Compat::crypto_shorthash($message, $key);
+ }
+}
+if (!is_callable('sodium_crypto_shorthash_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_shorthash_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_shorthash_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_shorthash_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_sign')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign()
+ * @param string $message
+ * @param string $sk
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign($message, $sk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign($message, $sk);
+ }
+}
+if (!is_callable('sodium_crypto_sign_detached')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_detached()
+ * @param string $message
+ * @param string $sk
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_detached($message, $sk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_detached($message, $sk);
+ }
+}
+if (!is_callable('sodium_crypto_sign_keypair_from_secretkey_and_publickey')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_keypair_from_secretkey_and_publickey()
+ * @param string $sk
+ * @param string $pk
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_keypair_from_secretkey_and_publickey($sk, $pk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_keypair_from_secretkey_and_publickey($sk, $pk);
+ }
+}
+if (!is_callable('sodium_crypto_sign_keypair')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_keypair()
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_keypair()
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_keypair();
+ }
+}
+if (!is_callable('sodium_crypto_sign_open')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_open()
+ * @param string $signedMessage
+ * @param string $pk
+ * @return string|bool
+ */
+ function sodium_crypto_sign_open($signedMessage, $pk)
+ {
+ try {
+ return ParagonIE_Sodium_Compat::crypto_sign_open($signedMessage, $pk);
+ } catch (Error $ex) {
+ return false;
+ } catch (Exception $ex) {
+ return false;
+ }
+ }
+}
+if (!is_callable('sodium_crypto_sign_publickey')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_publickey()
+ * @param string $keypair
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_publickey($keypair)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_publickey($keypair);
+ }
+}
+if (!is_callable('sodium_crypto_sign_publickey_from_secretkey')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_publickey_from_secretkey()
+ * @param string $sk
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_publickey_from_secretkey($sk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_publickey_from_secretkey($sk);
+ }
+}
+if (!is_callable('sodium_crypto_sign_secretkey')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_secretkey()
+ * @param string $keypair
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_secretkey($keypair)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_secretkey($keypair);
+ }
+}
+if (!is_callable('sodium_crypto_sign_seed_keypair')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_seed_keypair()
+ * @param string $seed
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_seed_keypair($seed)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_seed_keypair($seed);
+ }
+}
+if (!is_callable('sodium_crypto_sign_verify_detached')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_verify_detached()
+ * @param string $signature
+ * @param string $message
+ * @param string $pk
+ * @return bool
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_verify_detached($signature, $message, $pk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_verify_detached($signature, $message, $pk);
+ }
+}
+if (!is_callable('sodium_crypto_sign_ed25519_pk_to_curve25519')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_ed25519_pk_to_curve25519()
+ * @param string $pk
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_ed25519_pk_to_curve25519($pk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_ed25519_pk_to_curve25519($pk);
+ }
+}
+if (!is_callable('sodium_crypto_sign_ed25519_sk_to_curve25519')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_sign_ed25519_sk_to_curve25519()
+ * @param string $sk
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_sign_ed25519_sk_to_curve25519($sk)
+ {
+ return ParagonIE_Sodium_Compat::crypto_sign_ed25519_sk_to_curve25519($sk);
+ }
+}
+if (!is_callable('sodium_crypto_stream')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_stream()
+ * @param int $len
+ * @param string $nonce
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_stream($len, $nonce, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_stream($len, $nonce, $key);
+ }
+}
+if (!is_callable('sodium_crypto_stream_keygen')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_stream_keygen()
+ * @return string
+ * @throws Exception
+ */
+ function sodium_crypto_stream_keygen()
+ {
+ return ParagonIE_Sodium_Compat::crypto_stream_keygen();
+ }
+}
+if (!is_callable('sodium_crypto_stream_xor')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::crypto_stream_xor()
+ * @param string $message
+ * @param string $nonce
+ * @param string $key
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_crypto_stream_xor($message, $nonce, $key)
+ {
+ return ParagonIE_Sodium_Compat::crypto_stream_xor($message, $nonce, $key);
+ }
+}
+require_once dirname(__FILE__) . '/stream-xchacha20.php';
+if (!is_callable('sodium_hex2bin')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::hex2bin()
+ * @param string $string
+ * @return string
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_hex2bin($string)
+ {
+ return ParagonIE_Sodium_Compat::hex2bin($string);
+ }
+}
+if (!is_callable('sodium_increment')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::increment()
+ * @param string $string
+ * @return void
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_increment(&$string)
+ {
+ ParagonIE_Sodium_Compat::increment($string);
+ }
+}
+if (!is_callable('sodium_library_version_major')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::library_version_major()
+ * @return int
+ */
+ function sodium_library_version_major()
+ {
+ return ParagonIE_Sodium_Compat::library_version_major();
+ }
+}
+if (!is_callable('sodium_library_version_minor')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::library_version_minor()
+ * @return int
+ */
+ function sodium_library_version_minor()
+ {
+ return ParagonIE_Sodium_Compat::library_version_minor();
+ }
+}
+if (!is_callable('sodium_version_string')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::version_string()
+ * @return string
+ */
+ function sodium_version_string()
+ {
+ return ParagonIE_Sodium_Compat::version_string();
+ }
+}
+if (!is_callable('sodium_memcmp')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::memcmp()
+ * @param string $a
+ * @param string $b
+ * @return int
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_memcmp($a, $b)
+ {
+ return ParagonIE_Sodium_Compat::memcmp($a, $b);
+ }
+}
+if (!is_callable('sodium_memzero')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::memzero()
+ * @param string $str
+ * @return void
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_memzero(&$str)
+ {
+ ParagonIE_Sodium_Compat::memzero($str);
+ }
+}
+if (!is_callable('sodium_pad')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::pad()
+ * @param string $unpadded
+ * @param int $blockSize
+ * @return int
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_pad($unpadded, $blockSize)
+ {
+ return ParagonIE_Sodium_Compat::pad($unpadded, $blockSize, true);
+ }
+}
+if (!is_callable('sodium_unpad')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::pad()
+ * @param string $padded
+ * @param int $blockSize
+ * @return int
+ * @throws SodiumException
+ * @throws TypeError
+ */
+ function sodium_unpad($padded, $blockSize)
+ {
+ return ParagonIE_Sodium_Compat::unpad($padded, $blockSize, true);
+ }
+}
+if (!is_callable('sodium_randombytes_buf')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::randombytes_buf()
+ * @param int $amount
+ * @return string
+ * @throws Exception
+ */
+ function sodium_randombytes_buf($amount)
+ {
+ return ParagonIE_Sodium_Compat::randombytes_buf($amount);
+ }
+}
+
+if (!is_callable('sodium_randombytes_uniform')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::randombytes_uniform()
+ * @param int $upperLimit
+ * @return int
+ * @throws Exception
+ */
+ function sodium_randombytes_uniform($upperLimit)
+ {
+ return ParagonIE_Sodium_Compat::randombytes_uniform($upperLimit);
+ }
+}
+
+if (!is_callable('sodium_randombytes_random16')) {
+ /**
+ * @see ParagonIE_Sodium_Compat::randombytes_random16()
+ * @return int
+ * @throws Exception
+ */
+ function sodium_randombytes_random16()
+ {
+ return ParagonIE_Sodium_Compat::randombytes_random16();
+ }
+}
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