tomato-testing/toxcore/events/file_chunk_request.c
Green Sky 32a8dba185 Squashed 'external/toxcore/c-toxcore/' changes from 82460b2124..38e4c82fe0
38e4c82fe0 feat: add ngc events
8099d82397 diagnostic: get the number of close dht nodes with announce/store support
d01c116764 cleanup: make it more clear that assert and uint32_t increment both only exist if NDEBUG is not defined
58fac53429 refactor: Add a `bin_unpack_bin_max` for max-length arrays.
6be29f01e5 chore: Add more logging to loading conferences from savedata.
1195271b7f Fix inversed return values
82276ef5ac cleanup: Fix GCC compatibility.
REVERT: 82460b2124 feat: add ngc events

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: 38e4c82fe0fc373b9d43ee9ad2b8fe5fd1d26810
2023-11-13 14:02:43 +01:00

244 lines
7.2 KiB
C

/* SPDX-License-Identifier: GPL-3.0-or-later
* Copyright © 2022 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"
/*****************************************************
*
* :: struct and accessors
*
*****************************************************/
struct Tox_Event_File_Chunk_Request {
uint32_t friend_number;
uint32_t file_number;
uint64_t position;
uint16_t length;
};
non_null()
static void tox_event_file_chunk_request_construct(Tox_Event_File_Chunk_Request *file_chunk_request)
{
*file_chunk_request = (Tox_Event_File_Chunk_Request) {
0
};
}
non_null()
static void tox_event_file_chunk_request_destruct(Tox_Event_File_Chunk_Request *file_chunk_request)
{
return;
}
non_null()
static void tox_event_file_chunk_request_set_friend_number(Tox_Event_File_Chunk_Request *file_chunk_request,
uint32_t friend_number)
{
assert(file_chunk_request != nullptr);
file_chunk_request->friend_number = friend_number;
}
uint32_t tox_event_file_chunk_request_get_friend_number(const Tox_Event_File_Chunk_Request *file_chunk_request)
{
assert(file_chunk_request != nullptr);
return file_chunk_request->friend_number;
}
non_null()
static void tox_event_file_chunk_request_set_file_number(Tox_Event_File_Chunk_Request *file_chunk_request,
uint32_t file_number)
{
assert(file_chunk_request != nullptr);
file_chunk_request->file_number = file_number;
}
uint32_t tox_event_file_chunk_request_get_file_number(const Tox_Event_File_Chunk_Request *file_chunk_request)
{
assert(file_chunk_request != nullptr);
return file_chunk_request->file_number;
}
non_null()
static void tox_event_file_chunk_request_set_position(Tox_Event_File_Chunk_Request *file_chunk_request,
uint64_t position)
{
assert(file_chunk_request != nullptr);
file_chunk_request->position = position;
}
uint64_t tox_event_file_chunk_request_get_position(const Tox_Event_File_Chunk_Request *file_chunk_request)
{
assert(file_chunk_request != nullptr);
return file_chunk_request->position;
}
non_null()
static void tox_event_file_chunk_request_set_length(Tox_Event_File_Chunk_Request *file_chunk_request, uint16_t length)
{
assert(file_chunk_request != nullptr);
file_chunk_request->length = length;
}
uint16_t tox_event_file_chunk_request_get_length(const Tox_Event_File_Chunk_Request *file_chunk_request)
{
assert(file_chunk_request != nullptr);
return file_chunk_request->length;
}
non_null()
static bool tox_event_file_chunk_request_pack(
const Tox_Event_File_Chunk_Request *event, Bin_Pack *bp)
{
assert(event != nullptr);
return bin_pack_array(bp, 2)
&& bin_pack_u32(bp, TOX_EVENT_FILE_CHUNK_REQUEST)
&& bin_pack_array(bp, 4)
&& bin_pack_u32(bp, event->friend_number)
&& bin_pack_u32(bp, event->file_number)
&& bin_pack_u64(bp, event->position)
&& bin_pack_u16(bp, event->length);
}
non_null()
static bool tox_event_file_chunk_request_unpack(
Tox_Event_File_Chunk_Request *event, Bin_Unpack *bu)
{
assert(event != nullptr);
if (!bin_unpack_array_fixed(bu, 4, nullptr)) {
return false;
}
return bin_unpack_u32(bu, &event->friend_number)
&& bin_unpack_u32(bu, &event->file_number)
&& bin_unpack_u64(bu, &event->position)
&& bin_unpack_u16(bu, &event->length);
}
/*****************************************************
*
* :: add/clear/get
*
*****************************************************/
non_null()
static Tox_Event_File_Chunk_Request *tox_events_add_file_chunk_request(Tox_Events *events)
{
if (events->file_chunk_request_size == UINT32_MAX) {
return nullptr;
}
if (events->file_chunk_request_size == events->file_chunk_request_capacity) {
const uint32_t new_file_chunk_request_capacity = events->file_chunk_request_capacity * 2 + 1;
Tox_Event_File_Chunk_Request *new_file_chunk_request = (Tox_Event_File_Chunk_Request *)realloc(
events->file_chunk_request, new_file_chunk_request_capacity * sizeof(Tox_Event_File_Chunk_Request));
if (new_file_chunk_request == nullptr) {
return nullptr;
}
events->file_chunk_request = new_file_chunk_request;
events->file_chunk_request_capacity = new_file_chunk_request_capacity;
}
Tox_Event_File_Chunk_Request *const file_chunk_request = &events->file_chunk_request[events->file_chunk_request_size];
tox_event_file_chunk_request_construct(file_chunk_request);
++events->file_chunk_request_size;
return file_chunk_request;
}
void tox_events_clear_file_chunk_request(Tox_Events *events)
{
if (events == nullptr) {
return;
}
for (uint32_t i = 0; i < events->file_chunk_request_size; ++i) {
tox_event_file_chunk_request_destruct(&events->file_chunk_request[i]);
}
free(events->file_chunk_request);
events->file_chunk_request = nullptr;
events->file_chunk_request_size = 0;
events->file_chunk_request_capacity = 0;
}
uint32_t tox_events_get_file_chunk_request_size(const Tox_Events *events)
{
if (events == nullptr) {
return 0;
}
return events->file_chunk_request_size;
}
const Tox_Event_File_Chunk_Request *tox_events_get_file_chunk_request(const Tox_Events *events, uint32_t index)
{
assert(index < events->file_chunk_request_size);
assert(events->file_chunk_request != nullptr);
return &events->file_chunk_request[index];
}
bool tox_events_pack_file_chunk_request(const Tox_Events *events, Bin_Pack *bp)
{
const uint32_t size = tox_events_get_file_chunk_request_size(events);
for (uint32_t i = 0; i < size; ++i) {
if (!tox_event_file_chunk_request_pack(tox_events_get_file_chunk_request(events, i), bp)) {
return false;
}
}
return true;
}
bool tox_events_unpack_file_chunk_request(Tox_Events *events, Bin_Unpack *bu)
{
Tox_Event_File_Chunk_Request *event = tox_events_add_file_chunk_request(events);
if (event == nullptr) {
return false;
}
return tox_event_file_chunk_request_unpack(event, bu);
}
/*****************************************************
*
* :: event handler
*
*****************************************************/
void tox_events_handle_file_chunk_request(Tox *tox, uint32_t friend_number, uint32_t file_number, uint64_t position,
size_t length, void *user_data)
{
Tox_Events_State *state = tox_events_alloc(user_data);
assert(state != nullptr);
if (state->events == nullptr) {
return;
}
Tox_Event_File_Chunk_Request *file_chunk_request = tox_events_add_file_chunk_request(state->events);
if (file_chunk_request == nullptr) {
state->error = TOX_ERR_EVENTS_ITERATE_MALLOC;
return;
}
tox_event_file_chunk_request_set_friend_number(file_chunk_request, friend_number);
tox_event_file_chunk_request_set_file_number(file_chunk_request, file_number);
tox_event_file_chunk_request_set_position(file_chunk_request, position);
tox_event_file_chunk_request_set_length(file_chunk_request, length);
}