CascadiaPHP 2024


(PECL rnp >= 0.1.1)

rnp_op_signPerform signing operation on a binary data, return embedded signature(s)


    RnpFFI $ffi,
    string $data,
    array $keys_fp,
    array $options = ?
): string|false



The FFI object returned by rnp_ffi_create.


Data to be signed.


Array with key fingerprints. At least one key must be provided. Keys should be present in ffi.


An associative array with options.

Key Data type Descripción
"compression_alg" string Compression algorithm. Both "compression_alg" and "compression_level" must be set in order to enable data compression.
"compression_level" integer Compression level, 0-9. 0 disables compression.
"armor" boolean Enable ASCII-armored output. Disabled by default.
"hash" string Set hash algorithm used during signature calculation.
"creation_time" integer Set signature creation time in seconds since Jan, 1 1970 UTC. By default current time is used.
"expiration_time" integer Set signature expiration time in seconds since the creation time. 0 value is used to mark signature as non-expiring (default value).
"file_name" string Set input file name.Special value _CONSOLE may be used to mark message as 'for your eyes only', i.e. it should not be stored anywhere but only displayed to the receiver. Default is the empty string.
"file_mtime" integer Set input file modification date in seconds since Jan, 1 1970 UTC.

Valores devueltos

Data with embedded signature(s) on success o false en caso de error.

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