gnunet_pils_service.h

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/*
     This file is part of GNUnet.
     Copyright (C) 2024, 2026 GNUnet e.V.
 
     GNUnet is free software: you can redistribute it and/or modify it
     under the terms of the GNU Affero General Public License as published
     by the Free Software Foundation, either version 3 of the License,
     or (at your option) any later version.
 
     GNUnet is distributed in the hope that it will be useful, but
     WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Affero General Public License for more details.
 
     You should have received a copy of the GNU Affero General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
     SPDX-License-Identifier: AGPL3.0-or-later
 */
 
#ifndef GNUNET_PILS_SERVICE_H
#define GNUNET_PILS_SERVICE_H
 
#include "gnunet_common.h"
#ifdef __cplusplus
extern "C" {
#if 0 /* keep Emacsens' auto-indent happy */
}
#endif
#endif
 
 
#include "gnunet_util_lib.h"
#include "gnunet_hello_uri_lib.h"
 
struct GNUNET_PILS_Operation;
 
typedef void (*GNUNET_PILS_SignResultCallback) (
  void *cls,
  const struct GNUNET_PeerIdentity *pid,
  const struct GNUNET_CRYPTO_EddsaSignature *sig);
 
typedef void (*GNUNET_PILS_SignAddrResultCallback) (
  void *cls,
  void *result,
  size_t result_size);
 
typedef void (*GNUNET_PILS_DecapsResultCallback) (
  void *cls,
  const struct GNUNET_ShortHashCode *key);
 
typedef void (*GNUNET_PILS_EcdhResultCallback) (
  void *cls,
  const struct GNUNET_HashCode *key);
 
typedef void (*GNUNET_PILS_PidChangeCallback) (
  void *cls,
  const struct GNUNET_HELLO_Parser *parser,
  const struct GNUNET_HashCode *hash);
 
 
struct GNUNET_PILS_Handle;
 
 
struct GNUNET_PILS_KeyRing;
 
 
struct GNUNET_PILS_Handle *
GNUNET_PILS_connect (const struct GNUNET_CONFIGURATION_Handle *cfg,
                     GNUNET_PILS_PidChangeCallback pid_change_cb,
                     void *cls);
 
 
void
GNUNET_PILS_disconnect (struct GNUNET_PILS_Handle *handle);
 
 
struct GNUNET_PILS_Operation*
GNUNET_PILS_sign_by_peer_identity (struct GNUNET_PILS_Handle *handle,
                                   const struct
                                   GNUNET_CRYPTO_SignaturePurpose *purpose,
                                   GNUNET_PILS_SignResultCallback cb,
                                   void *cb_cls);
 
 
struct GNUNET_PILS_Operation*
GNUNET_PILS_kem_decaps (struct GNUNET_PILS_Handle *handle,
                        const struct GNUNET_CRYPTO_HpkeEncapsulation *c, // TODO rename
                        GNUNET_PILS_DecapsResultCallback cb, // TODO rename
                        void *cb_cls);
 
 
struct GNUNET_PILS_Operation*
GNUNET_PILS_ecdh (struct GNUNET_PILS_Handle *handle,
                  const struct GNUNET_CRYPTO_EcdhePublicKey *pub,
                  GNUNET_PILS_EcdhResultCallback cb,
                  void *cb_cls);
 
 
void
GNUNET_PILS_feed_addresses (struct GNUNET_PILS_Handle *handle,
                            const struct GNUNET_HELLO_Builder *addresses_builder
                            );
 
 
void
GNUNET_HELLO_builder_hash_addresses (const struct GNUNET_HELLO_Builder *builder,
                                     struct GNUNET_HashCode *address_hash);
 
void
GNUNET_PILS_derive_pid (size_t seed_key_bytes,
                        const uint8_t seed_key[seed_key_bytes],
                        const struct GNUNET_HashCode *addrs_hash,
                        struct GNUNET_CRYPTO_EddsaPrivateKey *outkey);
 
struct GNUNET_PILS_Operation *
GNUNET_PILS_sign_hello (struct GNUNET_PILS_Handle *handle,
                        const struct GNUNET_HELLO_Builder *builder,
                        struct GNUNET_TIME_Absolute et,
                        GNUNET_PILS_SignResultCallback cb,
                        void *cb_cls);
 
void
GNUNET_PILS_cancel (struct GNUNET_PILS_Operation *op);
 
const struct GNUNET_PeerIdentity*
GNUNET_PILS_get_identity (const struct GNUNET_PILS_Handle *handle);
 
const struct GNUNET_HashCode*
GNUNET_PILS_get_identity_hash (const struct GNUNET_PILS_Handle *handle);
 
struct GNUNET_PILS_KeyRing*
GNUNET_PILS_create_key_ring (const struct GNUNET_CONFIGURATION_Handle *cfg,
                             GNUNET_SCHEDULER_TaskCallback init_cb,
                             void *cls);
 
void
GNUNET_PILS_destroy_key_ring (struct GNUNET_PILS_KeyRing *key_ring);
 
const struct GNUNET_CRYPTO_EddsaPrivateKey*
GNUNET_PILS_key_ring_get_private_key (const struct GNUNET_PILS_KeyRing *key_ring
                                      );
 
#if 0 /* keep Emacsens' auto-indent happy */
{
#endif
#ifdef __cplusplus
}
#endif
 
/* ifndef GNUNET_PILS_SERVICE_H */
#endif
 
/* end of gnunet_pils_service.h */