gnunet_hello_uri_lib.h

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/*
     This file is part of GNUnet.
     Copyright (C) 2022 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_HELLO_URI_LIB_H
#define GNUNET_HELLO_URI_LIB_H
 
#ifdef __cplusplus
extern "C" {
#if 0 /* keep Emacsens' auto-indent happy */
}
#endif
#endif
 
 
#include "gnunet_util_lib.h"
 
 
struct GNUNET_HELLO_Builder;
 
struct GNUNET_HELLO_Parser;
 
 
#define GNUNET_HELLO_ADDRESS_EXPIRATION GNUNET_TIME_relative_multiply ( \
          GNUNET_TIME_UNIT_DAYS, 2)
 
 
struct GNUNET_HELLO_Builder *
GNUNET_HELLO_builder_new ();
 
 
struct GNUNET_HELLO_Builder *
GNUNET_HELLO_builder_from_parser (const struct GNUNET_HELLO_Parser *parser,
                                  struct GNUNET_PeerIdentity *pid);
 
const struct GNUNET_PeerIdentity *
GNUNET_HELLO_parser_get_id (const struct GNUNET_HELLO_Parser *parser);
 
 
void
GNUNET_HELLO_builder_free (struct GNUNET_HELLO_Builder *builder);
 
void
GNUNET_HELLO_parser_free (struct GNUNET_HELLO_Parser *parser);
 
 
struct GNUNET_HELLO_Parser *
GNUNET_HELLO_parser_from_msg (const struct GNUNET_MessageHeader *msg);
 
 
struct GNUNET_HELLO_Parser *
GNUNET_HELLO_parser_from_block (const void *block,
                                size_t block_size);
 
struct GNUNET_HELLO_Parser *
GNUNET_HELLO_parser_from_block_ (const void *block,
                                 size_t block_size,
                                 int noverify);
 
struct GNUNET_HELLO_Parser *
GNUNET_HELLO_parser_from_url (const char *url);
 
 
struct GNUNET_TIME_Absolute
GNUNET_HELLO_get_expiration_time_from_msg (const struct
                                           GNUNET_MessageHeader *msg);
 
 
struct GNUNET_MQ_Envelope *
GNUNET_HELLO_parser_to_env (const struct GNUNET_HELLO_Parser *parser);
 
 
char *
GNUNET_HELLO_parser_to_url (const struct GNUNET_HELLO_Parser *parser);
 
 
enum GNUNET_GenericReturnValue
GNUNET_HELLO_parser_to_block (const struct GNUNET_HELLO_Parser *parser,
                              void *block, size_t *block_size);
 
enum GNUNET_GenericReturnValue
GNUNET_HELLO_builder_add_address (struct GNUNET_HELLO_Builder *builder,
                                  const char *address);
 
 
enum GNUNET_GenericReturnValue
GNUNET_HELLO_builder_del_address (struct GNUNET_HELLO_Builder *builder,
                                  const char *address);
 
 
typedef void
(*GNUNET_HELLO_UriCallback) (void *cls,
                             const struct GNUNET_PeerIdentity *pid,
                             const char *uri);
 
 
void
GNUNET_HELLO_builder_iterate (const struct GNUNET_HELLO_Builder *builder,
                              GNUNET_HELLO_UriCallback uc,
                              void *uc_cls);
 
const struct GNUNET_PeerIdentity *
GNUNET_HELLO_parser_iterate (const struct GNUNET_HELLO_Parser *parser,
                             GNUNET_HELLO_UriCallback uc,
                             void *uc_cls);
 
 
enum GNUNET_GenericReturnValue
GNUNET_HELLO_dht_msg_to_block (const struct GNUNET_MessageHeader *hello,
                               const struct GNUNET_PeerIdentity *pid,
                               void **block,
                               size_t *block_size,
                               struct GNUNET_TIME_Absolute *block_expiration);
 
 
char *
GNUNET_HELLO_address_to_prefix (const char *address);
 
enum GNUNET_GenericReturnValue
GNUNET_HELLO_build_url (const struct GNUNET_HELLO_Builder *builder,
                        const struct GNUNET_PeerIdentity *pid,
                        const struct GNUNET_CRYPTO_EddsaSignature *sig,
                        struct GNUNET_TIME_Absolute expiration,
                        char **result);
 
struct GNUNET_MessageHeader *
GNUNET_HELLO_builder_to_dht_hello_msg (
  const struct GNUNET_HELLO_Builder *builder,
  const struct GNUNET_PeerIdentity *pid,
  const struct GNUNET_CRYPTO_EddsaSignature *sig,
  struct GNUNET_TIME_Absolute expiration_time);
 
struct GNUNET_MessageHeader *
GNUNET_HELLO_parser_to_dht_hello_msg (
  const struct GNUNET_HELLO_Parser *parser);
 
void
GNUNET_HELLO_builder_to_block (
  const struct GNUNET_HELLO_Builder *builder,
  const struct GNUNET_PeerIdentity *pid,
  const struct GNUNET_CRYPTO_EddsaSignature *sig,
  struct GNUNET_TIME_Absolute expiration_time,
  char *outbuf);
 
void
GNUNET_HELLO_builder_hash_addresses (const struct GNUNET_HELLO_Builder *builder,
                                     struct GNUNET_HashCode *hash);
 
struct GNUNET_MQ_Envelope*
GNUNET_HELLO_builder_to_env (
  const struct GNUNET_HELLO_Builder *builder,
  const struct GNUNET_PeerIdentity *pid,
  const struct GNUNET_CRYPTO_EddsaSignature *sig,
  struct GNUNET_TIME_Absolute expiration_time);
 
size_t
GNUNET_HELLO_get_builder_to_block_size (const struct GNUNET_HELLO_Builder *
                                        builder);
 
enum GNUNET_GenericReturnValue
GNUNET_HELLO_builder_to_url (
  const struct GNUNET_HELLO_Builder *builder,
  const struct GNUNET_PeerIdentity *pid,
  const struct GNUNET_CRYPTO_EddsaSignature *sig,
  char **result);
 
 
enum GNUNET_GenericReturnValue
GNUNET_HELLO_builder_to_url2 (
  const struct GNUNET_HELLO_Builder *builder,
  const struct GNUNET_PeerIdentity *pid,
  const struct GNUNET_CRYPTO_EddsaSignature *sig,
  struct GNUNET_TIME_Absolute validity,
  char **result);
 
enum GNUNET_GenericReturnValue
GNUNET_HELLO_builder_address_list_cmp (const struct GNUNET_HELLO_Builder *
                                       abuilder,
                                       const struct GNUNET_HELLO_Builder *
                                       bbuilder);
 
#if 0 /* keep Emacsens' auto-indent happy */
{
#endif
#ifdef __cplusplus
}
#endif
 
/* ifndef GNUNET_HELLO_URI_LIB_H */
#endif
 
 
 
/* end of gnunet_hello_uri_lib.h */