Decrypt PGP message

# rnp_decrypt

(PECL rnp >= 0.1.1)

rnp_decrypt — Decrypt PGP message

### 説明

function rnp_decrypt(RnpFFI `$ffi`, string `$input`): string|false

Private keys used for decryption should be loaded into the FFI object before calling this function. If password encryption was used, then password provider should be set by calling rnp_ffi_set_pass_provider().

### パラメータ

`ffi`
  The FFI object returned by rnp_ffi_create().
`input`
  Encrypted message.

### 戻り値

Decrypted message on success失敗した場合に `false` を返します.

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