span> <span>&#45;&gt;</span> <span>unit Ctypes_static.ptr</span> <span>&#45;&gt;</span> Unsigned.size_t <span>&#45;&gt;</span> <span>unit Ctypes_static.ptr</span> <span>&#45;&gt;</span> Unsigned.size_t <span>&#45;&gt;</span> Unsigned.size_t</code></dt><dd><p><code>pk_key_from_private decryption pubkey pubkey_len privkey privkey_len</code></p><p>Initialise the key from the private part of a key as returned by olm_pk_get_private_key(). The associated public key will be written to the pubkey buffer. Returns ol