/work/toxcore/events/friend_lossless_packet.c

Source (jump to first uncovered line)
/* SPDX-License-Identifier: GPL-3.0-or-later
 * Copyright © 2023-2025 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_event.h"
#include "../tox_events.h"

/*****************************************************
 *
 * :: struct and accessors
 *
 *****************************************************/

struct Tox_Event_Friend_Lossless_Packet {
    uint32_t friend_number;
    uint8_t *data;
    uint32_t data_length;
};

static void tox_event_friend_lossless_packet_set_friend_number(Tox_Event_Friend_Lossless_Packet *_Nonnull friend_lossless_packet, uint32_t friend_number)
{
    assert(friend_lossless_packet != nullptr);
    friend_lossless_packet->friend_number = friend_number;
}
uint32_t tox_event_friend_lossless_packet_get_friend_number(const Tox_Event_Friend_Lossless_Packet *friend_lossless_packet)
{
    assert(friend_lossless_packet != nullptr);
    return friend_lossless_packet->friend_number;
}

static bool tox_event_friend_lossless_packet_set_data(Tox_Event_Friend_Lossless_Packet *_Nonnull friend_lossless_packet,
        const uint8_t *_Nullable data, uint32_t data_length)
{
    assert(friend_lossless_packet != nullptr);
    if (friend_lossless_packet->data != nullptr) {
        free(friend_lossless_packet->data);
        friend_lossless_packet->data = nullptr;
        friend_lossless_packet->data_length = 0;
    }

    if (data == nullptr) {
        assert(data_length == 0);
        return true;
    }

    uint8_t *data_copy = (uint8_t *)malloc(data_length);

    if (data_copy == nullptr) {
        return false;
    }

    memcpy(data_copy, data, data_length);
    friend_lossless_packet->data = data_copy;
    friend_lossless_packet->data_length = data_length;
    return true;
}
uint32_t tox_event_friend_lossless_packet_get_data_length(const Tox_Event_Friend_Lossless_Packet *friend_lossless_packet)
{
    assert(friend_lossless_packet != nullptr);
    return friend_lossless_packet->data_length;
}
const uint8_t *tox_event_friend_lossless_packet_get_data(const Tox_Event_Friend_Lossless_Packet *friend_lossless_packet)
{
    assert(friend_lossless_packet != nullptr);
    return friend_lossless_packet->data;
}

static void tox_event_friend_lossless_packet_construct(Tox_Event_Friend_Lossless_Packet *_Nonnull friend_lossless_packet)
{
    *friend_lossless_packet = (Tox_Event_Friend_Lossless_Packet) {
        0
    };
}
static void tox_event_friend_lossless_packet_destruct(Tox_Event_Friend_Lossless_Packet *_Nonnull friend_lossless_packet, const Memory *_Nonnull mem)
{
    free(friend_lossless_packet->data);
}

bool tox_event_friend_lossless_packet_pack(
    const Tox_Event_Friend_Lossless_Packet *event, Bin_Pack *bp)
{
    return bin_pack_array(bp, 2)
           && bin_pack_u32(bp, event->friend_number)
           && bin_pack_bin(bp, event->data, event->data_length);
}

static bool tox_event_friend_lossless_packet_unpack_into(Tox_Event_Friend_Lossless_Packet *_Nonnull event, Bin_Unpack *_Nonnull bu)
{
    assert(event != nullptr);
    if (!bin_unpack_array_fixed(bu, 2, nullptr)) {
        return false;
    }

    return bin_unpack_u32(bu, &event->friend_number)
           && bin_unpack_bin(bu, &event->data, &event->data_length);
}

/*****************************************************
 *
 * :: new/free/add/get/size/unpack
 *
 *****************************************************/

const Tox_Event_Friend_Lossless_Packet *tox_event_get_friend_lossless_packet(const Tox_Event *event)
{
    return event->type == TOX_EVENT_FRIEND_LOSSLESS_PACKET ? event->data.friend_lossless_packet : nullptr;
}

Tox_Event_Friend_Lossless_Packet *tox_event_friend_lossless_packet_new(const Memory *mem)
{
    Tox_Event_Friend_Lossless_Packet *const friend_lossless_packet =
        (Tox_Event_Friend_Lossless_Packet *)mem_alloc(mem, sizeof(Tox_Event_Friend_Lossless_Packet));

    if (friend_lossless_packet == nullptr) {
        return nullptr;
    }

    tox_event_friend_lossless_packet_construct(friend_lossless_packet);
    return friend_lossless_packet;
}

void tox_event_friend_lossless_packet_free(Tox_Event_Friend_Lossless_Packet *friend_lossless_packet, const Memory *mem)
{
    if (friend_lossless_packet != nullptr) {
        tox_event_friend_lossless_packet_destruct(friend_lossless_packet, mem);
    }
    mem_delete(mem, friend_lossless_packet);
}

static Tox_Event_Friend_Lossless_Packet *tox_events_add_friend_lossless_packet(Tox_Events *_Nonnull events, const Memory *_Nonnull mem)
{
    Tox_Event_Friend_Lossless_Packet *const friend_lossless_packet = tox_event_friend_lossless_packet_new(mem);

    if (friend_lossless_packet == nullptr) {
        return nullptr;
    }

    Tox_Event event;
    event.type = TOX_EVENT_FRIEND_LOSSLESS_PACKET;
    event.data.friend_lossless_packet = friend_lossless_packet;

    if (!tox_events_add(events, &event)) {
        tox_event_friend_lossless_packet_free(friend_lossless_packet, mem);
        return nullptr;
    }
    return friend_lossless_packet;
}

bool tox_event_friend_lossless_packet_unpack(
    Tox_Event_Friend_Lossless_Packet **event, Bin_Unpack *bu, const Memory *mem)
{
    assert(event != nullptr);
    assert(*event == nullptr);
    *event = tox_event_friend_lossless_packet_new(mem);

    if (*event == nullptr) {
        return false;
    }

    return tox_event_friend_lossless_packet_unpack_into(*event, bu);
}

static Tox_Event_Friend_Lossless_Packet *tox_event_friend_lossless_packet_alloc(void *_Nonnull user_data)
{
    Tox_Events_State *state = tox_events_alloc(user_data);
    assert(state != nullptr);

    if (state->events == nullptr) {
        return nullptr;
    }

    Tox_Event_Friend_Lossless_Packet *friend_lossless_packet = tox_events_add_friend_lossless_packet(state->events, state->mem);

    if (friend_lossless_packet == nullptr) {
        state->error = TOX_ERR_EVENTS_ITERATE_MALLOC;
        return nullptr;
    }

    return friend_lossless_packet;
}

/*****************************************************
 *
 * :: event handler
 *
 *****************************************************/

void tox_events_handle_friend_lossless_packet(
    Tox *tox, uint32_t friend_number, const uint8_t *data, size_t length,
    void *user_data)
{
    Tox_Event_Friend_Lossless_Packet *friend_lossless_packet = tox_event_friend_lossless_packet_alloc(user_data);

    if (friend_lossless_packet == nullptr) {
        return;
    }

    tox_event_friend_lossless_packet_set_friend_number(friend_lossless_packet, friend_number);
    tox_event_friend_lossless_packet_set_data(friend_lossless_packet, data, length);
}

Coverage Report

Created: 2025-10-08 19:34

Line	Count	Source (jump to first uncovered line)
1		/* SPDX-License-Identifier: GPL-3.0-or-later
2		* Copyright © 2023-2025 The TokTok team.
3		*/
4
5		#include "events_alloc.h"
6
7		#include <assert.h>
8		#include <stdlib.h>
9		#include <string.h>
10
11		#include "../attributes.h"
12		#include "../bin_pack.h"
13		#include "../bin_unpack.h"
14		#include "../ccompat.h"
15		#include "../mem.h"
16		#include "../tox.h"
17		#include "../tox_event.h"
18		#include "../tox_events.h"
19
20		/*****************************************************
21		*
22		* :: struct and accessors
23		*
24		*****************************************************/
25
26		struct Tox_Event_Friend_Lossless_Packet {
27		uint32_t friend_number;
28		uint8_t *data;
29		uint32_t data_length;
30		};
31
32		static void tox_event_friend_lossless_packet_set_friend_number(Tox_Event_Friend_Lossless_Packet *_Nonnull friend_lossless_packet, uint32_t friend_number)
33	7	{
34	7	assert(friend_lossless_packet != nullptr);
35	7	friend_lossless_packet->friend_number = friend_number;
36	7	}
37		uint32_t tox_event_friend_lossless_packet_get_friend_number(const Tox_Event_Friend_Lossless_Packet *friend_lossless_packet)
38	0	{
39	0	assert(friend_lossless_packet != nullptr);
40	0	return friend_lossless_packet->friend_number;
41	0	}
42
43		static bool tox_event_friend_lossless_packet_set_data(Tox_Event_Friend_Lossless_Packet *_Nonnull friend_lossless_packet,
44		const uint8_t *_Nullable data, uint32_t data_length)
45	7	{
46	7	assert(friend_lossless_packet != nullptr);
47	7	if (friend_lossless_packet->data != nullptr) {
48	0	free(friend_lossless_packet->data);
49	0	friend_lossless_packet->data = nullptr;
50	0	friend_lossless_packet->data_length = 0;
51	0	}
52
53	7	if (data == nullptr) {
54	0	assert(data_length == 0);
55	0	return true;
56	0	}
57
58	7	uint8_t data_copy = (uint8_t )malloc(data_length);
59
60	7	if (data_copy == nullptr) {
61	1	return false;
62	1	}
63
64	6	memcpy(data_copy, data, data_length);
65	6	friend_lossless_packet->data = data_copy;
66	6	friend_lossless_packet->data_length = data_length;
67	6	return true;
68	7	}
69		uint32_t tox_event_friend_lossless_packet_get_data_length(const Tox_Event_Friend_Lossless_Packet *friend_lossless_packet)
70	7	{
71	7	assert(friend_lossless_packet != nullptr);
72	7	return friend_lossless_packet->data_length;
73	7	}
74		const uint8_t tox_event_friend_lossless_packet_get_data(const Tox_Event_Friend_Lossless_Packet friend_lossless_packet)
75	7	{
76	7	assert(friend_lossless_packet != nullptr);
77	7	return friend_lossless_packet->data;
78	7	}
79
80		static void tox_event_friend_lossless_packet_construct(Tox_Event_Friend_Lossless_Packet *_Nonnull friend_lossless_packet)
81	29	{
82	29	*friend_lossless_packet = (Tox_Event_Friend_Lossless_Packet) {
83	29	0
84	29	};
85	29	}
86		static void tox_event_friend_lossless_packet_destruct(Tox_Event_Friend_Lossless_Packet _Nonnull friend_lossless_packet, const Memory _Nonnull mem)
87	28	{
88	28	free(friend_lossless_packet->data);
89	28	}
90
91		bool tox_event_friend_lossless_packet_pack(
92		const Tox_Event_Friend_Lossless_Packet event, Bin_Pack bp)
93	20	{
94	20	return bin_pack_array(bp, 2)
95	20	&& bin_pack_u32(bp, event->friend_number)
96	20	&& bin_pack_bin(bp, event->data, event->data_length);
97	20	}
98
99		static bool tox_event_friend_lossless_packet_unpack_into(Tox_Event_Friend_Lossless_Packet _Nonnull event, Bin_Unpack _Nonnull bu)
100	20	{
101	20	assert(event != nullptr);
102	20	if (!bin_unpack_array_fixed(bu, 2, nullptr)) {
103	1	return false;
104	1	}
105
106	19	return bin_unpack_u32(bu, &event->friend_number)
107	19	&& bin_unpack_bin(bu, &event->data, &event->data_length);
108	20	}
109
110		/*****************************************************
111		*
112		* :: new/free/add/get/size/unpack
113		*
114		*****************************************************/
115
116		const Tox_Event_Friend_Lossless_Packet tox_event_get_friend_lossless_packet(const Tox_Event event)
117	0	{
118	0	return event->type == TOX_EVENT_FRIEND_LOSSLESS_PACKET ? event->data.friend_lossless_packet : nullptr;
119	0	}
120
121		Tox_Event_Friend_Lossless_Packet tox_event_friend_lossless_packet_new(const Memory mem)
122	32	{
123	32	Tox_Event_Friend_Lossless_Packet *const friend_lossless_packet =
124	32	(Tox_Event_Friend_Lossless_Packet *)mem_alloc(mem, sizeof(Tox_Event_Friend_Lossless_Packet));
125
126	32	if (friend_lossless_packet == nullptr) {
127	3	return nullptr;
128	3	}
129
130	29	tox_event_friend_lossless_packet_construct(friend_lossless_packet);
131	29	return friend_lossless_packet;
132	32	}
133
134		void tox_event_friend_lossless_packet_free(Tox_Event_Friend_Lossless_Packet friend_lossless_packet, const Memory mem)
135	29	{
136	29	if (friend_lossless_packet != nullptr) {
137	28	tox_event_friend_lossless_packet_destruct(friend_lossless_packet, mem);
138	28	}
139	29	mem_delete(mem, friend_lossless_packet);
140	29	}
141
142		static Tox_Event_Friend_Lossless_Packet tox_events_add_friend_lossless_packet(Tox_Events _Nonnull events, const Memory *_Nonnull mem)
143	11	{
144	11	Tox_Event_Friend_Lossless_Packet *const friend_lossless_packet = tox_event_friend_lossless_packet_new(mem);
145
146	11	if (friend_lossless_packet == nullptr) {
147	2	return nullptr;
148	2	}
149
150	9	Tox_Event event;
151	9	event.type = TOX_EVENT_FRIEND_LOSSLESS_PACKET;
152	9	event.data.friend_lossless_packet = friend_lossless_packet;
153
154	9	if (!tox_events_add(events, &event)) {
155	2	tox_event_friend_lossless_packet_free(friend_lossless_packet, mem);
156	2	return nullptr;
157	2	}
158	7	return friend_lossless_packet;
159	9	}
160
161		bool tox_event_friend_lossless_packet_unpack(
162		Tox_Event_Friend_Lossless_Packet *event, Bin_Unpack bu, const Memory *mem)
163	21	{
164	21	assert(event != nullptr);
165	21	assert(*event == nullptr);
166	21	*event = tox_event_friend_lossless_packet_new(mem);
167
168	21	if (*event == nullptr) {
169	1	return false;
170	1	}
171
172	20	return tox_event_friend_lossless_packet_unpack_into(*event, bu);
173	21	}
174
175		static Tox_Event_Friend_Lossless_Packet tox_event_friend_lossless_packet_alloc(void _Nonnull user_data)
176	13	{
177	13	Tox_Events_State *state = tox_events_alloc(user_data);
178	13	assert(state != nullptr);
179
180	13	if (state->events == nullptr) {
181	2	return nullptr;
182	2	}
183
184	11	Tox_Event_Friend_Lossless_Packet *friend_lossless_packet = tox_events_add_friend_lossless_packet(state->events, state->mem);
185
186	11	if (friend_lossless_packet == nullptr) {
187	4	state->error = TOX_ERR_EVENTS_ITERATE_MALLOC;
188	4	return nullptr;
189	4	}
190
191	7	return friend_lossless_packet;
192	11	}
193
194		/*****************************************************
195		*
196		* :: event handler
197		*
198		*****************************************************/
199
200		void tox_events_handle_friend_lossless_packet(
201		Tox tox, uint32_t friend_number, const uint8_t data, size_t length,
202		void *user_data)
203	13	{
204	13	Tox_Event_Friend_Lossless_Packet *friend_lossless_packet = tox_event_friend_lossless_packet_alloc(user_data);
205
206	13	if (friend_lossless_packet == nullptr) {
207	6	return;
208	6	}
209
210	7	tox_event_friend_lossless_packet_set_friend_number(friend_lossless_packet, friend_number);
211	7	tox_event_friend_lossless_packet_set_data(friend_lossless_packet, data, length);
212	7	}