Delta Chat Core C-API
mrapeerstate.h
1 /*******************************************************************************
2  *
3  * Delta Chat Core
4  * Copyright (C) 2017 Björn Petersen
5  * Contact: r10s@b44t.com, http://b44t.com
6  *
7  * This program is free software: you can redistribute it and/or modify it under
8  * the terms of the GNU General Public License as published by the Free Software
9  * Foundation, either version 3 of the License, or (at your option) any later
10  * version.
11  *
12  * This program is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14  * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
15  * details.
16  *
17  * You should have received a copy of the GNU General Public License along with
18  * this program. If not, see http://www.gnu.org/licenses/ .
19  *
20  ******************************************************************************/
21 
22 
23 #ifndef __MRAPEERSTATE_H__
24 #define __MRAPEERSTATE_H__
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
28 
29 
30 #include "mrkey.h"
31 
32 
33 typedef struct mraheader_t mraheader_t;
34 
35 
36 #define MRA_PE_NOPREFERENCE 0 /* prefer-encrypt states */
37 #define MRA_PE_MUTUAL 1
38 #define MRA_PE_GOSSIP 2
39 #define MRA_PE_RESET 20
40 
41 
45 typedef struct mrapeerstate_t
46 {
48  char* m_addr;
49  time_t m_last_seen;
50  time_t m_last_seen_autocrypt;
51  mrkey_t* m_public_key;
52  int m_prefer_encrypt;
53 
54  #define MRA_SAVE_LAST_SEEN 0x01
55  #define MRA_SAVE_ALL 0x02
56  int m_to_save;
57 } mrapeerstate_t;
58 
59 
60 mrapeerstate_t* mrapeerstate_new (); /* the returned pointer is ref'd and must be unref'd after usage */
61 void mrapeerstate_unref (mrapeerstate_t*);
62 
63 int mrapeerstate_init_from_header (mrapeerstate_t*, const mraheader_t*, time_t message_time);
64 int mrapeerstate_degrade_encryption(mrapeerstate_t*, time_t message_time);
65 int mrapeerstate_apply_header (mrapeerstate_t*, const mraheader_t*, time_t message_time); /*returns 1 on changes*/
66 
67 int mrapeerstate_load_from_db__ (mrapeerstate_t*, mrsqlite3_t*, const char* addr);
68 int mrapeerstate_save_to_db__ (const mrapeerstate_t*, mrsqlite3_t*, int create);
69 
70 
71 #ifdef __cplusplus
72 } /* /extern "C" */
73 #endif
74 #endif /* __MRAPEERSTATE_H__ */
75