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/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2023-2024 The TokTok team.
*/
#include "events_alloc.h"
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include "../attributes.h"
#include "../bin_pack.h"
#include "../bin_unpack.h"
#include "../ccompat.h"
#include "../mem.h"
#include "../tox.h"
#include "../tox_events.h"
/*****************************************************
*
* :: struct and accessors
*
*****************************************************/
struct Tox_Event_Group_Password {
uint32_t group_number;
uint8_t *password;
uint32_t password_length;
};
non_null()
static void tox_event_group_password_set_group_number(Tox_Event_Group_Password *group_password,
uint32_t group_number)
{
assert(group_password != nullptr);
group_password->group_number = group_number;
}
uint32_t tox_event_group_password_get_group_number(const Tox_Event_Group_Password *group_password)
{
assert(group_password != nullptr);
return group_password->group_number;
}
non_null(1) nullable(2)
static bool tox_event_group_password_set_password(Tox_Event_Group_Password *group_password,
const uint8_t *password, uint32_t password_length)
{
assert(group_password != nullptr);
if (group_password->password != nullptr) {
free(group_password->password);
group_password->password = nullptr;
group_password->password_length = 0;
}
if (password == nullptr) {
assert(password_length == 0);
return true;
}
uint8_t *password_copy = (uint8_t *)malloc(password_length);
if (password_copy == nullptr) {
return false;
}
memcpy(password_copy, password, password_length);
group_password->password = password_copy;
group_password->password_length = password_length;
return true;
}
uint32_t tox_event_group_password_get_password_length(const Tox_Event_Group_Password *group_password)
{
assert(group_password != nullptr);
return group_password->password_length;
}
const uint8_t *tox_event_group_password_get_password(const Tox_Event_Group_Password *group_password)
{
assert(group_password != nullptr);
return group_password->password;
}
non_null()
static void tox_event_group_password_construct(Tox_Event_Group_Password *group_password)
{
*group_password = (Tox_Event_Group_Password) {
0
};
}
non_null()
static void tox_event_group_password_destruct(Tox_Event_Group_Password *group_password, const Memory *mem)
{
free(group_password->password);
}
bool tox_event_group_password_pack(
const Tox_Event_Group_Password *event, Bin_Pack *bp)
{
return bin_pack_array(bp, 2)
&& bin_pack_u32(bp, event->group_number)
&& bin_pack_bin(bp, event->password, event->password_length);
}
non_null()
static bool tox_event_group_password_unpack_into(
Tox_Event_Group_Password *event, Bin_Unpack *bu)
{
assert(event != nullptr);
if (!bin_unpack_array_fixed(bu, 2, nullptr)) {
return false;
}
return bin_unpack_u32(bu, &event->group_number)
&& bin_unpack_bin(bu, &event->password, &event->password_length);
}
/*****************************************************
*
* :: new/free/add/get/size/unpack
*
*****************************************************/
const Tox_Event_Group_Password *tox_event_get_group_password(const Tox_Event *event)
{
return event->type == TOX_EVENT_GROUP_PASSWORD ? event->data.group_password : nullptr;
}
Tox_Event_Group_Password *tox_event_group_password_new(const Memory *mem)
{
Tox_Event_Group_Password *const group_password =
(Tox_Event_Group_Password *)mem_alloc(mem, sizeof(Tox_Event_Group_Password));
if (group_password == nullptr) {
return nullptr;
}
tox_event_group_password_construct(group_password);
return group_password;
}
void tox_event_group_password_free(Tox_Event_Group_Password *group_password, const Memory *mem)
{
if (group_password != nullptr) {
tox_event_group_password_destruct(group_password, mem);
}
mem_delete(mem, group_password);
}
non_null()
static Tox_Event_Group_Password *tox_events_add_group_password(Tox_Events *events, const Memory *mem)
{
Tox_Event_Group_Password *const group_password = tox_event_group_password_new(mem);
if (group_password == nullptr) {
return nullptr;
}
Tox_Event event;
event.type = TOX_EVENT_GROUP_PASSWORD;
event.data.group_password = group_password;
tox_events_add(events, &event);
return group_password;
}
bool tox_event_group_password_unpack(
Tox_Event_Group_Password **event, Bin_Unpack *bu, const Memory *mem)
{
assert(event != nullptr);
assert(*event == nullptr);
*event = tox_event_group_password_new(mem);
if (*event == nullptr) {
return false;
}
return tox_event_group_password_unpack_into(*event, bu);
}
non_null()
static Tox_Event_Group_Password *tox_event_group_password_alloc(void *user_data)
{
Tox_Events_State *state = tox_events_alloc(user_data);
assert(state != nullptr);
if (state->events == nullptr) {
return nullptr;
}
Tox_Event_Group_Password *group_password = tox_events_add_group_password(state->events, state->mem);
if (group_password == nullptr) {
state->error = TOX_ERR_EVENTS_ITERATE_MALLOC;
return nullptr;
}
return group_password;
}
/*****************************************************
*
* :: event handler
*
*****************************************************/
void tox_events_handle_group_password(
Tox *tox, uint32_t group_number, const uint8_t *password, size_t length,
void *user_data)
{
Tox_Event_Group_Password *group_password = tox_event_group_password_alloc(user_data);
if (group_password == nullptr) {
return;
}
tox_event_group_password_set_group_number(group_password, group_number);
tox_event_group_password_set_password(group_password, password, length);
}
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