Squashed 'external/toxcore/c-toxcore/' content from commit 67badf69

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: 67badf69416a74e74f6d7eb51dd96f37282b8455

toxcore/events/conference_invite.c

@@ -0,0 +1,249 @@
+/* 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"
+#include "../tox_unpack.h"
+
+
+/*****************************************************
+ *
+ * :: struct and accessors
+ *
+ *****************************************************/
+
+
+struct Tox_Event_Conference_Invite {
+    uint32_t friend_number;
+    Tox_Conference_Type type;
+    uint8_t *cookie;
+    uint32_t cookie_length;
+};
+
+non_null()
+static void tox_event_conference_invite_construct(Tox_Event_Conference_Invite *conference_invite)
+{
+    *conference_invite = (Tox_Event_Conference_Invite) {
+        0
+    };
+}
+non_null()
+static void tox_event_conference_invite_destruct(Tox_Event_Conference_Invite *conference_invite)
+{
+    free(conference_invite->cookie);
+}
+
+non_null()
+static void tox_event_conference_invite_set_friend_number(Tox_Event_Conference_Invite *conference_invite,
+        uint32_t friend_number)
+{
+    assert(conference_invite != nullptr);
+    conference_invite->friend_number = friend_number;
+}
+uint32_t tox_event_conference_invite_get_friend_number(const Tox_Event_Conference_Invite *conference_invite)
+{
+    assert(conference_invite != nullptr);
+    return conference_invite->friend_number;
+}
+
+non_null()
+static void tox_event_conference_invite_set_type(Tox_Event_Conference_Invite *conference_invite,
+        Tox_Conference_Type type)
+{
+    assert(conference_invite != nullptr);
+    conference_invite->type = type;
+}
+Tox_Conference_Type tox_event_conference_invite_get_type(const Tox_Event_Conference_Invite *conference_invite)
+{
+    assert(conference_invite != nullptr);
+    return conference_invite->type;
+}
+
+non_null()
+static bool tox_event_conference_invite_set_cookie(Tox_Event_Conference_Invite *conference_invite,
+        const uint8_t *cookie, uint32_t cookie_length)
+{
+    assert(conference_invite != nullptr);
+
+    if (conference_invite->cookie != nullptr) {
+        free(conference_invite->cookie);
+        conference_invite->cookie = nullptr;
+        conference_invite->cookie_length = 0;
+    }
+
+    conference_invite->cookie = (uint8_t *)malloc(cookie_length);
+
+    if (conference_invite->cookie == nullptr) {
+        return false;
+    }
+
+    memcpy(conference_invite->cookie, cookie, cookie_length);
+    conference_invite->cookie_length = cookie_length;
+    return true;
+}
+uint32_t tox_event_conference_invite_get_cookie_length(const Tox_Event_Conference_Invite *conference_invite)
+{
+    assert(conference_invite != nullptr);
+    return conference_invite->cookie_length;
+}
+const uint8_t *tox_event_conference_invite_get_cookie(const Tox_Event_Conference_Invite *conference_invite)
+{
+    assert(conference_invite != nullptr);
+    return conference_invite->cookie;
+}
+
+non_null()
+static bool tox_event_conference_invite_pack(
+    const Tox_Event_Conference_Invite *event, Bin_Pack *bp)
+{
+    assert(event != nullptr);
+    return bin_pack_array(bp, 2)
+           && bin_pack_u32(bp, TOX_EVENT_CONFERENCE_INVITE)
+           && bin_pack_array(bp, 3)
+           && bin_pack_u32(bp, event->friend_number)
+           && bin_pack_u32(bp, event->type)
+           && bin_pack_bin(bp, event->cookie, event->cookie_length);
+}
+
+non_null()
+static bool tox_event_conference_invite_unpack(
+    Tox_Event_Conference_Invite *event, Bin_Unpack *bu)
+{
+    assert(event != nullptr);
+    if (!bin_unpack_array_fixed(bu, 3)) {
+        return false;
+    }
+
+    return bin_unpack_u32(bu, &event->friend_number)
+           && tox_unpack_conference_type(bu, &event->type)
+           && bin_unpack_bin(bu, &event->cookie, &event->cookie_length);
+}
+
+
+/*****************************************************
+ *
+ * :: add/clear/get
+ *
+ *****************************************************/
+
+
+non_null()
+static Tox_Event_Conference_Invite *tox_events_add_conference_invite(Tox_Events *events)
+{
+    if (events->conference_invite_size == UINT32_MAX) {
+        return nullptr;
+    }
+
+    if (events->conference_invite_size == events->conference_invite_capacity) {
+        const uint32_t new_conference_invite_capacity = events->conference_invite_capacity * 2 + 1;
+        Tox_Event_Conference_Invite *new_conference_invite = (Tox_Event_Conference_Invite *)realloc(
+                    events->conference_invite, new_conference_invite_capacity * sizeof(Tox_Event_Conference_Invite));
+
+        if (new_conference_invite == nullptr) {
+            return nullptr;
+        }
+
+        events->conference_invite = new_conference_invite;
+        events->conference_invite_capacity = new_conference_invite_capacity;
+    }
+
+    Tox_Event_Conference_Invite *const conference_invite = &events->conference_invite[events->conference_invite_size];
+    tox_event_conference_invite_construct(conference_invite);
+    ++events->conference_invite_size;
+    return conference_invite;
+}
+
+void tox_events_clear_conference_invite(Tox_Events *events)
+{
+    if (events == nullptr) {
+        return;
+    }
+
+    for (uint32_t i = 0; i < events->conference_invite_size; ++i) {
+        tox_event_conference_invite_destruct(&events->conference_invite[i]);
+    }
+
+    free(events->conference_invite);
+    events->conference_invite = nullptr;
+    events->conference_invite_size = 0;
+    events->conference_invite_capacity = 0;
+}
+
+uint32_t tox_events_get_conference_invite_size(const Tox_Events *events)
+{
+    if (events == nullptr) {
+        return 0;
+    }
+
+    return events->conference_invite_size;
+}
+
+const Tox_Event_Conference_Invite *tox_events_get_conference_invite(const Tox_Events *events, uint32_t index)
+{
+    assert(index < events->conference_invite_size);
+    assert(events->conference_invite != nullptr);
+    return &events->conference_invite[index];
+}
+
+bool tox_events_pack_conference_invite(const Tox_Events *events, Bin_Pack *bp)
+{
+    const uint32_t size = tox_events_get_conference_invite_size(events);
+
+    for (uint32_t i = 0; i < size; ++i) {
+        if (!tox_event_conference_invite_pack(tox_events_get_conference_invite(events, i), bp)) {
+            return false;
+        }
+    }
+    return true;
+}
+
+bool tox_events_unpack_conference_invite(Tox_Events *events, Bin_Unpack *bu)
+{
+    Tox_Event_Conference_Invite *event = tox_events_add_conference_invite(events);
+
+    if (event == nullptr) {
+        return false;
+    }
+
+    return tox_event_conference_invite_unpack(event, bu);
+}
+
+
+/*****************************************************
+ *
+ * :: event handler
+ *
+ *****************************************************/
+
+
+void tox_events_handle_conference_invite(Tox *tox, uint32_t friend_number, Tox_Conference_Type type,
+        const uint8_t *cookie, 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_Conference_Invite *conference_invite = tox_events_add_conference_invite(state->events);
+
+    if (conference_invite == nullptr) {
+        state->error = TOX_ERR_EVENTS_ITERATE_MALLOC;
+        return;
+    }
+
+    tox_event_conference_invite_set_friend_number(conference_invite, friend_number);
+    tox_event_conference_invite_set_type(conference_invite, type);
+    tox_event_conference_invite_set_cookie(conference_invite, cookie, length);
+}