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openssl_decrypt

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openssl_decrypt

(PHP 5 >= 5.3.0)

openssl_decryptDecrypts data

说明

string openssl_decrypt ( string $data , string $method , string $password [, bool $raw_input = false [, string $iv = "" ]] )

Takes a raw or base64 encoded string and decrypts it using a given method and key.

Warning

本函数还未编写文档,仅有参数列表。

参数

data

The data.

method

The cipher method.

password

The password.

raw_input

Setting to TRUE will take a raw encoded string, otherwise a base64 string is assumed for the data parameter.

iv

A non-NULL Initialization Vector.

返回值

The decrypted string on success 或者在失败时返回 FALSE.

错误/异常

Emits an E_WARNING level error if an unknown cipher algorithm is passed via the method parameter.

Emits an E_WARNING level error if an empty value is passed in via the iv parameter.

更新日志

版本 说明
5.3.3 The iv parameter was added.

参见


  • openssl_cipher_iv_length
  • openssl_csr_export
  • openssl_csr_export_to_file
  • openssl_csr_get_public_key
  • openssl_csr_get_subject
  • openssl_csr_new
  • openssl_csr_sign
  • openssl_decrypt
  • openssl_dh_compute_key
  • openssl_digest
  • openssl_encrypt
  • openssl_error_string
  • openssl_free_key
  • openssl_get_cipher_methods
  • openssl_get_md_methods
  • openssl_get_privatekey
  • openssl_get_publickey
  • openssl_open
  • openssl_pkcs12_export
  • openssl_pkcs12_export_to_file
  • openssl_pkcs12_read
  • openssl_pkcs7_decrypt
  • openssl_pkcs7_encrypt
  • openssl_pkcs7_sign
  • openssl_pkcs7_verify
  • openssl_pkey_export
  • openssl_pkey_export_to_file
  • openssl_pkey_free
  • openssl_pkey_get_details
  • openssl_pkey_get_private
  • openssl_pkey_get_public
  • openssl_pkey_new
  • openssl_private_decrypt
  • openssl_private_encrypt
  • openssl_public_decrypt
  • openssl_public_encrypt
  • openssl_random_pseudo_bytes
  • openssl_seal
  • openssl_sign
  • openssl_verify
  • openssl_x509_checkpurpose
  • openssl_x509_check_private_key
  • openssl_x509_export
  • openssl_x509_export_to_file
  • openssl_x509_free
  • openssl_x509_parse
  • openssl_x509_read
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