gnunet_conversation_service.h

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/*
   This file is part of GNUnet
   Copyright (C) 2013, 2014, 2016 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_CONVERSATION_SERVICE_H
#define GNUNET_CONVERSATION_SERVICE_H
 
#ifdef __cplusplus
extern "C"
{
#if 0                           /* keep Emacsens' auto-indent happy */
}
#endif
#endif
 
#include "gnunet_util_lib.h"
#include "gnunet_identity_service.h"
#include "gnunet_namestore_service.h"
#include "gnunet_speaker_lib.h"
#include "gnunet_microphone_lib.h"
 
 
#define GNUNET_CONVERSATION_VERSION 0x00000004
 
struct GNUNET_CONVERSATION_Caller;
 
 
GNUNET_NETWORK_STRUCT_BEGIN
 
struct GNUNET_CONVERSATION_PhoneRecord
{
  uint32_t version GNUNET_PACKED;
 
  uint32_t reserved GNUNET_PACKED;
 
  struct GNUNET_PeerIdentity peer;
 
  struct GNUNET_HashCode line_port;
};
 
GNUNET_NETWORK_STRUCT_END
 
enum GNUNET_CONVERSATION_PhoneEventCode
{
  GNUNET_CONVERSATION_EC_PHONE_RING,
 
  GNUNET_CONVERSATION_EC_PHONE_HUNG_UP
};
 
 
typedef void
(*GNUNET_CONVERSATION_PhoneEventHandler)(void *cls,
                                         enum GNUNET_CONVERSATION_PhoneEventCode
                                         code,
                                         struct GNUNET_CONVERSATION_Caller *
                                         caller,
                                         const struct
                                         GNUNET_IDENTITY_PublicKey *caller_id);
 
 
enum GNUNET_CONVERSATION_CallerEventCode
{
  GNUNET_CONVERSATION_EC_CALLER_SUSPEND,
 
  GNUNET_CONVERSATION_EC_CALLER_RESUME
};
 
 
typedef void
(*GNUNET_CONVERSATION_CallerEventHandler)(void *cls,
                                          enum
                                          GNUNET_CONVERSATION_CallerEventCode
                                          code);
 
 
struct GNUNET_CONVERSATION_Phone;
 
 
struct GNUNET_CONVERSATION_Phone *
GNUNET_CONVERSATION_phone_create (const struct GNUNET_CONFIGURATION_Handle *cfg,
                                  const struct GNUNET_IDENTITY_Ego *ego,
                                  GNUNET_CONVERSATION_PhoneEventHandler
                                  event_handler,
                                  void *event_handler_cls);
 
 
void
GNUNET_CONVERSATION_phone_get_record (struct GNUNET_CONVERSATION_Phone *phone,
                                      struct GNUNET_GNSRECORD_Data *rd);
 
 
void
GNUNET_CONVERSATION_caller_pick_up (struct GNUNET_CONVERSATION_Caller *caller,
                                    GNUNET_CONVERSATION_CallerEventHandler
                                    event_handler,
                                    void *event_handler_cls,
                                    struct GNUNET_SPEAKER_Handle *speaker,
                                    struct GNUNET_MICROPHONE_Handle *mic);
 
 
void
GNUNET_CONVERSATION_caller_suspend (struct GNUNET_CONVERSATION_Caller *caller);
 
 
void
GNUNET_CONVERSATION_caller_resume (struct GNUNET_CONVERSATION_Caller *caller,
                                   struct GNUNET_SPEAKER_Handle *speaker,
                                   struct GNUNET_MICROPHONE_Handle *mic);
 
 
void
GNUNET_CONVERSATION_caller_hang_up (struct GNUNET_CONVERSATION_Caller *caller);
 
 
void
GNUNET_CONVERSATION_phone_destroy (struct GNUNET_CONVERSATION_Phone *phone);
 
 
/* *********************** CALL API ************************ */
 
struct GNUNET_CONVERSATION_Call;
 
 
enum GNUNET_CONVERSATION_CallEventCode
{
  GNUNET_CONVERSATION_EC_CALL_RINGING,
 
  GNUNET_CONVERSATION_EC_CALL_PICKED_UP,
 
  GNUNET_CONVERSATION_EC_CALL_GNS_FAIL,
 
  GNUNET_CONVERSATION_EC_CALL_HUNG_UP,
 
  GNUNET_CONVERSATION_EC_CALL_SUSPENDED,
 
  GNUNET_CONVERSATION_EC_CALL_RESUMED,
 
  GNUNET_CONVERSATION_EC_CALL_ERROR
};
 
 
typedef void
(*GNUNET_CONVERSATION_CallEventHandler)(void *cls,
                                        enum GNUNET_CONVERSATION_CallEventCode
                                        code);
 
 
struct GNUNET_CONVERSATION_Call *
GNUNET_CONVERSATION_call_start (const struct GNUNET_CONFIGURATION_Handle *cfg,
                                struct GNUNET_IDENTITY_Ego *caller_id,
                                const char *callee,
                                struct GNUNET_SPEAKER_Handle *speaker,
                                struct GNUNET_MICROPHONE_Handle *mic,
                                GNUNET_CONVERSATION_CallEventHandler
                                event_handler,
                                void *event_handler_cls);
 
 
void
GNUNET_CONVERSATION_call_suspend (struct GNUNET_CONVERSATION_Call *call);
 
 
void
GNUNET_CONVERSATION_call_resume (struct GNUNET_CONVERSATION_Call *call,
                                 struct GNUNET_SPEAKER_Handle *speaker,
                                 struct GNUNET_MICROPHONE_Handle *mic);
 
 
void
GNUNET_CONVERSATION_call_stop (struct GNUNET_CONVERSATION_Call *call);
 
 
#if 0                           /* keep Emacsens' auto-indent happy */
{
#endif
#ifdef __cplusplus
}
#endif
 
#endif
  /* end of group */
 /* end of group addition */