/work/toxcore/events/group_peer_join.c
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1 | | /* SPDX-License-Identifier: GPL-3.0-or-later |
2 | | * Copyright © 2023-2026 The TokTok team. |
3 | | */ |
4 | | |
5 | | #include "events_alloc.h" |
6 | | |
7 | | #include <assert.h> |
8 | | |
9 | | #include "../attributes.h" |
10 | | #include "../bin_pack.h" |
11 | | #include "../bin_unpack.h" |
12 | | #include "../ccompat.h" |
13 | | #include "../mem.h" |
14 | | #include "../tox.h" |
15 | | #include "../tox_event.h" |
16 | | #include "../tox_events.h" |
17 | | #include "../tox_struct.h" |
18 | | |
19 | | /***************************************************** |
20 | | * |
21 | | * :: struct and accessors |
22 | | * |
23 | | *****************************************************/ |
24 | | |
25 | | struct Tox_Event_Group_Peer_Join { |
26 | | uint32_t group_number; |
27 | | uint32_t peer_id; |
28 | | }; |
29 | | |
30 | | static void tox_event_group_peer_join_set_group_number(Tox_Event_Group_Peer_Join *_Nonnull group_peer_join, uint32_t group_number) |
31 | 68 | { |
32 | 68 | assert(group_peer_join != nullptr); |
33 | 68 | group_peer_join->group_number = group_number; |
34 | 68 | } |
35 | | uint32_t tox_event_group_peer_join_get_group_number(const Tox_Event_Group_Peer_Join *group_peer_join) |
36 | 26 | { |
37 | 26 | assert(group_peer_join != nullptr); |
38 | 26 | return group_peer_join->group_number; |
39 | 26 | } |
40 | | |
41 | | static void tox_event_group_peer_join_set_peer_id(Tox_Event_Group_Peer_Join *_Nonnull group_peer_join, uint32_t peer_id) |
42 | 68 | { |
43 | 68 | assert(group_peer_join != nullptr); |
44 | 68 | group_peer_join->peer_id = peer_id; |
45 | 68 | } |
46 | | uint32_t tox_event_group_peer_join_get_peer_id(const Tox_Event_Group_Peer_Join *group_peer_join) |
47 | 44 | { |
48 | 44 | assert(group_peer_join != nullptr); |
49 | 44 | return group_peer_join->peer_id; |
50 | 44 | } |
51 | | |
52 | | static void tox_event_group_peer_join_construct(Tox_Event_Group_Peer_Join *_Nonnull group_peer_join) |
53 | 113 | { |
54 | 113 | *group_peer_join = (Tox_Event_Group_Peer_Join) { |
55 | 113 | 0 |
56 | 113 | }; |
57 | 113 | } |
58 | | static void tox_event_group_peer_join_destruct(Tox_Event_Group_Peer_Join *_Nonnull group_peer_join, const Memory *_Nonnull mem) |
59 | 113 | { |
60 | 113 | return; |
61 | 113 | } |
62 | | |
63 | | bool tox_event_group_peer_join_pack( |
64 | | const Tox_Event_Group_Peer_Join *event, Bin_Pack *bp) |
65 | 56 | { |
66 | 56 | return bin_pack_array(bp, 2) |
67 | 56 | && bin_pack_u32(bp, event->group_number) |
68 | 56 | && bin_pack_u32(bp, event->peer_id); |
69 | 56 | } |
70 | | |
71 | | static bool tox_event_group_peer_join_unpack_into(Tox_Event_Group_Peer_Join *_Nonnull event, Bin_Unpack *_Nonnull bu) |
72 | 45 | { |
73 | 45 | assert(event != nullptr); |
74 | 45 | if (!bin_unpack_array_fixed(bu, 2, nullptr)) { |
75 | 2 | return false; |
76 | 2 | } |
77 | | |
78 | 43 | return bin_unpack_u32(bu, &event->group_number) |
79 | 43 | && bin_unpack_u32(bu, &event->peer_id); |
80 | 45 | } |
81 | | |
82 | | /***************************************************** |
83 | | * |
84 | | * :: new/free/add/get/size/unpack |
85 | | * |
86 | | *****************************************************/ |
87 | | |
88 | | const Tox_Event_Group_Peer_Join *tox_event_get_group_peer_join(const Tox_Event *event) |
89 | 0 | { |
90 | 0 | return event->type == TOX_EVENT_GROUP_PEER_JOIN ? event->data.group_peer_join : nullptr; |
91 | 0 | } |
92 | | |
93 | | Tox_Event_Group_Peer_Join *tox_event_group_peer_join_new(const Memory *mem) |
94 | 114 | { |
95 | 114 | Tox_Event_Group_Peer_Join *const group_peer_join = |
96 | 114 | (Tox_Event_Group_Peer_Join *)mem_alloc(mem, sizeof(Tox_Event_Group_Peer_Join)); |
97 | | |
98 | 114 | if (group_peer_join == nullptr) { |
99 | 1 | return nullptr; |
100 | 1 | } |
101 | | |
102 | 113 | tox_event_group_peer_join_construct(group_peer_join); |
103 | 113 | return group_peer_join; |
104 | 114 | } |
105 | | |
106 | | void tox_event_group_peer_join_free(Tox_Event_Group_Peer_Join *group_peer_join, const Memory *mem) |
107 | 114 | { |
108 | 114 | if (group_peer_join != nullptr) { |
109 | 113 | tox_event_group_peer_join_destruct(group_peer_join, mem); |
110 | 113 | } |
111 | 114 | mem_delete(mem, group_peer_join); |
112 | 114 | } |
113 | | |
114 | | static Tox_Event_Group_Peer_Join *_Nullable tox_events_add_group_peer_join(Tox_Events *_Nonnull events, const Memory *_Nonnull mem) |
115 | 68 | { |
116 | 68 | Tox_Event_Group_Peer_Join *const group_peer_join = tox_event_group_peer_join_new(mem); |
117 | | |
118 | 68 | if (group_peer_join == nullptr) { |
119 | 0 | return nullptr; |
120 | 0 | } |
121 | | |
122 | 68 | Tox_Event event; |
123 | 68 | event.type = TOX_EVENT_GROUP_PEER_JOIN; |
124 | 68 | event.data.group_peer_join = group_peer_join; |
125 | | |
126 | 68 | if (!tox_events_add(events, &event)) { |
127 | 0 | tox_event_group_peer_join_free(group_peer_join, mem); |
128 | 0 | return nullptr; |
129 | 0 | } |
130 | 68 | return group_peer_join; |
131 | 68 | } |
132 | | |
133 | | bool tox_event_group_peer_join_unpack( |
134 | | Tox_Event_Group_Peer_Join **event, Bin_Unpack *bu, const Memory *mem) |
135 | 46 | { |
136 | 46 | assert(event != nullptr); |
137 | 46 | assert(*event == nullptr); |
138 | 46 | *event = tox_event_group_peer_join_new(mem); |
139 | | |
140 | 46 | if (*event == nullptr) { |
141 | 1 | return false; |
142 | 1 | } |
143 | | |
144 | 45 | return tox_event_group_peer_join_unpack_into(*event, bu); |
145 | 46 | } |
146 | | |
147 | | static Tox_Event_Group_Peer_Join *_Nullable tox_event_group_peer_join_alloc(Tox_Events_State *_Nonnull state) |
148 | 68 | { |
149 | 68 | if (state->events == nullptr) { |
150 | 0 | return nullptr; |
151 | 0 | } |
152 | | |
153 | 68 | Tox_Event_Group_Peer_Join *group_peer_join = tox_events_add_group_peer_join(state->events, state->mem); |
154 | | |
155 | 68 | if (group_peer_join == nullptr) { |
156 | 0 | state->error = TOX_ERR_EVENTS_ITERATE_MALLOC; |
157 | 0 | return nullptr; |
158 | 0 | } |
159 | | |
160 | 68 | return group_peer_join; |
161 | 68 | } |
162 | | |
163 | | /***************************************************** |
164 | | * |
165 | | * :: event handler |
166 | | * |
167 | | *****************************************************/ |
168 | | |
169 | | void tox_events_handle_group_peer_join( |
170 | | Tox *_Nonnull tox, |
171 | | uint32_t group_number, |
172 | | uint32_t peer_id, |
173 | | void *_Nullable user_data) |
174 | 68 | { |
175 | 68 | Tox_Events_State *state = tox_events_alloc(user_data); |
176 | 68 | Tox_Event_Group_Peer_Join *group_peer_join = tox_event_group_peer_join_alloc(state); |
177 | | |
178 | 68 | if (group_peer_join == nullptr) { |
179 | 0 | return; |
180 | 0 | } |
181 | | |
182 | 68 | tox_event_group_peer_join_set_group_number(group_peer_join, group_number); |
183 | 68 | tox_event_group_peer_join_set_peer_id(group_peer_join, peer_id); |
184 | 68 | } |
185 | | |
186 | | void tox_events_handle_group_peer_join_dispatch(Tox *tox, const Tox_Event_Group_Peer_Join *event, void *user_data) |
187 | 0 | { |
188 | 0 | if (tox->group_peer_join_callback == nullptr) { |
189 | 0 | return; |
190 | 0 | } |
191 | | |
192 | 0 | tox_unlock(tox); |
193 | 0 | tox->group_peer_join_callback(tox, event->group_number, event->peer_id, user_data); |
194 | 0 | tox_lock(tox); |
195 | 0 | } |