GLib.base64_decode_inplace

function base64_decode_inplace(text: ByteArray): [return_value: Number(guint8), text: ByteArray] {
    // Gjs wrapper for g_base64_decode_inplace()
}

Decode a sequence of Base-64 encoded text into binary data by overwriting the input data.

Since 2.20

text: zero-terminated string with base64 text to decode
return_value: The binary data that text responds. This pointer is the same as the input text.
text (out): zero-terminated string with base64 text to decode