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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_File_Recv {
uint32_t friend_number;
uint32_t file_number;
uint32_t kind;
uint64_t file_size;
uint8_t *filename;
uint32_t filename_length;
};
non_null()
static void tox_event_file_recv_set_friend_number(Tox_Event_File_Recv *file_recv,
uint32_t friend_number)
{
assert(file_recv != nullptr);
file_recv->friend_number = friend_number;
}
uint32_t tox_event_file_recv_get_friend_number(const Tox_Event_File_Recv *file_recv)
{
assert(file_recv != nullptr);
return file_recv->friend_number;
}
non_null()
static void tox_event_file_recv_set_file_number(Tox_Event_File_Recv *file_recv,
uint32_t file_number)
{
assert(file_recv != nullptr);
file_recv->file_number = file_number;
}
uint32_t tox_event_file_recv_get_file_number(const Tox_Event_File_Recv *file_recv)
{
assert(file_recv != nullptr);
return file_recv->file_number;
}
non_null()
static void tox_event_file_recv_set_kind(Tox_Event_File_Recv *file_recv,
uint32_t kind)
{
assert(file_recv != nullptr);
file_recv->kind = kind;
}
uint32_t tox_event_file_recv_get_kind(const Tox_Event_File_Recv *file_recv)
{
assert(file_recv != nullptr);
return file_recv->kind;
}
non_null()
static void tox_event_file_recv_set_file_size(Tox_Event_File_Recv *file_recv,
uint64_t file_size)
{
assert(file_recv != nullptr);
file_recv->file_size = file_size;
}
uint64_t tox_event_file_recv_get_file_size(const Tox_Event_File_Recv *file_recv)
{
assert(file_recv != nullptr);
return file_recv->file_size;
}
non_null(1) nullable(2)
static bool tox_event_file_recv_set_filename(Tox_Event_File_Recv *file_recv,
const uint8_t *filename, uint32_t filename_length)
{
assert(file_recv != nullptr);
if (file_recv->filename != nullptr) {
free(file_recv->filename);
file_recv->filename = nullptr;
file_recv->filename_length = 0;
}
if (filename == nullptr) {
assert(filename_length == 0);
return true;
}
uint8_t *filename_copy = (uint8_t *)malloc(filename_length);
if (filename_copy == nullptr) {
return false;
}
memcpy(filename_copy, filename, filename_length);
file_recv->filename = filename_copy;
file_recv->filename_length = filename_length;
return true;
}
uint32_t tox_event_file_recv_get_filename_length(const Tox_Event_File_Recv *file_recv)
{
assert(file_recv != nullptr);
return file_recv->filename_length;
}
const uint8_t *tox_event_file_recv_get_filename(const Tox_Event_File_Recv *file_recv)
{
assert(file_recv != nullptr);
return file_recv->filename;
}
non_null()
static void tox_event_file_recv_construct(Tox_Event_File_Recv *file_recv)
{
*file_recv = (Tox_Event_File_Recv) {
0
};
}
non_null()
static void tox_event_file_recv_destruct(Tox_Event_File_Recv *file_recv, const Memory *mem)
{
free(file_recv->filename);
}
bool tox_event_file_recv_pack(
const Tox_Event_File_Recv *event, Bin_Pack *bp)
{
return bin_pack_array(bp, 5)
&& bin_pack_u32(bp, event->friend_number)
&& bin_pack_u32(bp, event->file_number)
&& bin_pack_u32(bp, event->kind)
&& bin_pack_u64(bp, event->file_size)
&& bin_pack_bin(bp, event->filename, event->filename_length);
}
non_null()
static bool tox_event_file_recv_unpack_into(
Tox_Event_File_Recv *event, Bin_Unpack *bu)
{
assert(event != nullptr);
if (!bin_unpack_array_fixed(bu, 5, nullptr)) {
return false;
}
return bin_unpack_u32(bu, &event->friend_number)
&& bin_unpack_u32(bu, &event->file_number)
&& bin_unpack_u32(bu, &event->kind)
&& bin_unpack_u64(bu, &event->file_size)
&& bin_unpack_bin(bu, &event->filename, &event->filename_length);
}
/*****************************************************
*
* :: new/free/add/get/size/unpack
*
*****************************************************/
const Tox_Event_File_Recv *tox_event_get_file_recv(const Tox_Event *event)
{
return event->type == TOX_EVENT_FILE_RECV ? event->data.file_recv : nullptr;
}
Tox_Event_File_Recv *tox_event_file_recv_new(const Memory *mem)
{
Tox_Event_File_Recv *const file_recv =
(Tox_Event_File_Recv *)mem_alloc(mem, sizeof(Tox_Event_File_Recv));
if (file_recv == nullptr) {
return nullptr;
}
tox_event_file_recv_construct(file_recv);
return file_recv;
}
void tox_event_file_recv_free(Tox_Event_File_Recv *file_recv, const Memory *mem)
{
if (file_recv != nullptr) {
tox_event_file_recv_destruct(file_recv, mem);
}
mem_delete(mem, file_recv);
}
non_null()
static Tox_Event_File_Recv *tox_events_add_file_recv(Tox_Events *events, const Memory *mem)
{
Tox_Event_File_Recv *const file_recv = tox_event_file_recv_new(mem);
if (file_recv == nullptr) {
return nullptr;
}
Tox_Event event;
event.type = TOX_EVENT_FILE_RECV;
event.data.file_recv = file_recv;
tox_events_add(events, &event);
return file_recv;
}
bool tox_event_file_recv_unpack(
Tox_Event_File_Recv **event, Bin_Unpack *bu, const Memory *mem)
{
assert(event != nullptr);
assert(*event == nullptr);
*event = tox_event_file_recv_new(mem);
if (*event == nullptr) {
return false;
}
return tox_event_file_recv_unpack_into(*event, bu);
}
non_null()
static Tox_Event_File_Recv *tox_event_file_recv_alloc(void *user_data)
{
Tox_Events_State *state = tox_events_alloc(user_data);
assert(state != nullptr);
if (state->events == nullptr) {
return nullptr;
}
Tox_Event_File_Recv *file_recv = tox_events_add_file_recv(state->events, state->mem);
if (file_recv == nullptr) {
state->error = TOX_ERR_EVENTS_ITERATE_MALLOC;
return nullptr;
}
return file_recv;
}
/*****************************************************
*
* :: event handler
*
*****************************************************/
void tox_events_handle_file_recv(
Tox *tox, uint32_t friend_number, uint32_t file_number, uint32_t kind, uint64_t file_size, const uint8_t *filename, size_t filename_length,
void *user_data)
{
Tox_Event_File_Recv *file_recv = tox_event_file_recv_alloc(user_data);
if (file_recv == nullptr) {
return;
}
tox_event_file_recv_set_friend_number(file_recv, friend_number);
tox_event_file_recv_set_file_number(file_recv, file_number);
tox_event_file_recv_set_kind(file_recv, kind);
tox_event_file_recv_set_file_size(file_recv, file_size);
tox_event_file_recv_set_filename(file_recv, filename, filename_length);
}
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