tomato/toxcore/events/group_peer_exit.c
Green Sky cdc4284cb5 Squashed 'external/toxcore/c-toxcore/' changes from 38e4c82fe0..75f3c33943
75f3c33943 adopt to #2415 changes

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: 75f3c33943cd3e249cfab3dab122aa4bbb9eec9a
2023-11-13 15:03:22 +01:00

309 lines
9.1 KiB
C

/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2023 The TokTok team.
*/
#include "events_alloc.h"
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "../bin_pack.h"
#include "../bin_unpack.h"
#include "../ccompat.h"
#include "../tox.h"
#include "../tox_events.h"
#include "../tox_unpack.h"
/*****************************************************
*
* :: struct and accessors
*
*****************************************************/
struct Tox_Event_Group_Peer_Exit {
uint32_t group_number;
uint32_t peer_id;
Tox_Group_Exit_Type exit_type;
uint8_t *name;
uint32_t name_length;
uint8_t *part_message;
uint32_t part_message_length;
};
non_null()
static void tox_event_group_peer_exit_construct(Tox_Event_Group_Peer_Exit *group_peer_exit)
{
*group_peer_exit = (Tox_Event_Group_Peer_Exit) {
0
};
}
non_null()
static void tox_event_group_peer_exit_destruct(Tox_Event_Group_Peer_Exit *group_peer_exit)
{
free(group_peer_exit->name);
free(group_peer_exit->part_message);
}
non_null()
static void tox_event_group_peer_exit_set_group_number(Tox_Event_Group_Peer_Exit *group_peer_exit,
uint32_t group_number)
{
assert(group_peer_exit != nullptr);
group_peer_exit->group_number = group_number;
}
uint32_t tox_event_group_peer_exit_get_group_number(const Tox_Event_Group_Peer_Exit *group_peer_exit)
{
assert(group_peer_exit != nullptr);
return group_peer_exit->group_number;
}
non_null()
static void tox_event_group_peer_exit_set_peer_id(Tox_Event_Group_Peer_Exit *group_peer_exit,
uint32_t peer_id)
{
assert(group_peer_exit != nullptr);
group_peer_exit->peer_id = peer_id;
}
uint32_t tox_event_group_peer_exit_get_peer_id(const Tox_Event_Group_Peer_Exit *group_peer_exit)
{
assert(group_peer_exit != nullptr);
return group_peer_exit->peer_id;
}
non_null()
static void tox_event_group_peer_exit_set_exit_type(Tox_Event_Group_Peer_Exit *group_peer_exit,
Tox_Group_Exit_Type exit_type)
{
assert(group_peer_exit != nullptr);
group_peer_exit->exit_type = exit_type;
}
Tox_Group_Exit_Type tox_event_group_peer_exit_get_exit_type(const Tox_Event_Group_Peer_Exit *group_peer_exit)
{
assert(group_peer_exit != nullptr);
return group_peer_exit->exit_type;
}
non_null()
static bool tox_event_group_peer_exit_set_name(Tox_Event_Group_Peer_Exit *group_peer_exit,
const uint8_t *name, uint32_t name_length)
{
assert(group_peer_exit != nullptr);
if (group_peer_exit->name != nullptr) {
free(group_peer_exit->name);
group_peer_exit->name = nullptr;
group_peer_exit->name_length = 0;
}
group_peer_exit->name = (uint8_t *)malloc(name_length);
if (group_peer_exit->name == nullptr) {
return false;
}
memcpy(group_peer_exit->name, name, name_length);
group_peer_exit->name_length = name_length;
return true;
}
size_t tox_event_group_peer_exit_get_name_length(const Tox_Event_Group_Peer_Exit *group_peer_exit)
{
assert(group_peer_exit != nullptr);
return group_peer_exit->name_length;
}
const uint8_t *tox_event_group_peer_exit_get_name(const Tox_Event_Group_Peer_Exit *group_peer_exit)
{
assert(group_peer_exit != nullptr);
return group_peer_exit->name;
}
non_null()
static bool tox_event_group_peer_exit_set_part_message(Tox_Event_Group_Peer_Exit *group_peer_exit,
const uint8_t *part_message, uint32_t part_message_length)
{
assert(group_peer_exit != nullptr);
if (group_peer_exit->part_message != nullptr) {
free(group_peer_exit->part_message);
group_peer_exit->part_message = nullptr;
group_peer_exit->part_message_length = 0;
}
group_peer_exit->part_message = (uint8_t *)malloc(part_message_length);
if (group_peer_exit->part_message == nullptr) {
return false;
}
memcpy(group_peer_exit->part_message, part_message, part_message_length);
group_peer_exit->part_message_length = part_message_length;
return true;
}
size_t tox_event_group_peer_exit_get_part_message_length(const Tox_Event_Group_Peer_Exit *group_peer_exit)
{
assert(group_peer_exit != nullptr);
return group_peer_exit->part_message_length;
}
const uint8_t *tox_event_group_peer_exit_get_part_message(const Tox_Event_Group_Peer_Exit *group_peer_exit)
{
assert(group_peer_exit != nullptr);
return group_peer_exit->part_message;
}
non_null()
static bool tox_event_group_peer_exit_pack(
const Tox_Event_Group_Peer_Exit *event, Bin_Pack *bp)
{
assert(event != nullptr);
return bin_pack_array(bp, 2)
&& bin_pack_u32(bp, TOX_EVENT_GROUP_PEER_EXIT)
&& bin_pack_array(bp, 5)
&& bin_pack_u32(bp, event->group_number)
&& bin_pack_u32(bp, event->peer_id)
&& bin_pack_u32(bp, event->exit_type)
&& bin_pack_bin(bp, event->name, event->name_length)
&& bin_pack_bin(bp, event->part_message, event->part_message_length);
}
non_null()
static bool tox_event_group_peer_exit_unpack(
Tox_Event_Group_Peer_Exit *event, Bin_Unpack *bu)
{
assert(event != nullptr);
if (!bin_unpack_array_fixed(bu, 5, nullptr)) {
return false;
}
return bin_unpack_u32(bu, &event->group_number)
&& bin_unpack_u32(bu, &event->peer_id)
&& tox_unpack_group_exit_type(bu, &event->exit_type)
&& bin_unpack_bin(bu, &event->name, &event->name_length)
&& bin_unpack_bin(bu, &event->part_message, &event->part_message_length);
}
/*****************************************************
*
* :: add/clear/get
*
*****************************************************/
non_null()
static Tox_Event_Group_Peer_Exit *tox_events_add_group_peer_exit(Tox_Events *events)
{
if (events->group_peer_exit_size == UINT32_MAX) {
return nullptr;
}
if (events->group_peer_exit_size == events->group_peer_exit_capacity) {
const uint32_t new_group_peer_exit_capacity = events->group_peer_exit_capacity * 2 + 1;
Tox_Event_Group_Peer_Exit *new_group_peer_exit = (Tox_Event_Group_Peer_Exit *)
realloc(
events->group_peer_exit,
new_group_peer_exit_capacity * sizeof(Tox_Event_Group_Peer_Exit));
if (new_group_peer_exit == nullptr) {
return nullptr;
}
events->group_peer_exit = new_group_peer_exit;
events->group_peer_exit_capacity = new_group_peer_exit_capacity;
}
Tox_Event_Group_Peer_Exit *const group_peer_exit =
&events->group_peer_exit[events->group_peer_exit_size];
tox_event_group_peer_exit_construct(group_peer_exit);
++events->group_peer_exit_size;
return group_peer_exit;
}
void tox_events_clear_group_peer_exit(Tox_Events *events)
{
if (events == nullptr) {
return;
}
for (uint32_t i = 0; i < events->group_peer_exit_size; ++i) {
tox_event_group_peer_exit_destruct(&events->group_peer_exit[i]);
}
free(events->group_peer_exit);
events->group_peer_exit = nullptr;
events->group_peer_exit_size = 0;
events->group_peer_exit_capacity = 0;
}
uint32_t tox_events_get_group_peer_exit_size(const Tox_Events *events)
{
if (events == nullptr) {
return 0;
}
return events->group_peer_exit_size;
}
const Tox_Event_Group_Peer_Exit *tox_events_get_group_peer_exit(const Tox_Events *events, uint32_t index)
{
assert(index < events->group_peer_exit_size);
assert(events->group_peer_exit != nullptr);
return &events->group_peer_exit[index];
}
bool tox_events_pack_group_peer_exit(const Tox_Events *events, Bin_Pack *bp)
{
const uint32_t size = tox_events_get_group_peer_exit_size(events);
for (uint32_t i = 0; i < size; ++i) {
if (!tox_event_group_peer_exit_pack(tox_events_get_group_peer_exit(events, i), bp)) {
return false;
}
}
return true;
}
bool tox_events_unpack_group_peer_exit(Tox_Events *events, Bin_Unpack *bu)
{
Tox_Event_Group_Peer_Exit *event = tox_events_add_group_peer_exit(events);
if (event == nullptr) {
return false;
}
return tox_event_group_peer_exit_unpack(event, bu);
}
/*****************************************************
*
* :: event handler
*
*****************************************************/
void tox_events_handle_group_peer_exit(Tox *tox, uint32_t group_number, uint32_t peer_id, Tox_Group_Exit_Type exit_type, const uint8_t *name, size_t name_length, const uint8_t *part_message, size_t part_message_length,
void *user_data)
{
Tox_Events_State *state = tox_events_alloc(user_data);
assert(state != nullptr);
if (state->events == nullptr) {
return;
}
Tox_Event_Group_Peer_Exit *group_peer_exit = tox_events_add_group_peer_exit(state->events);
if (group_peer_exit == nullptr) {
state->error = TOX_ERR_EVENTS_ITERATE_MALLOC;
return;
}
tox_event_group_peer_exit_set_group_number(group_peer_exit, group_number);
tox_event_group_peer_exit_set_peer_id(group_peer_exit, peer_id);
tox_event_group_peer_exit_set_exit_type(group_peer_exit, exit_type);
tox_event_group_peer_exit_set_name(group_peer_exit, name, name_length);
tox_event_group_peer_exit_set_part_message(group_peer_exit, part_message, part_message_length);
}