Squashed 'external/toxcore/c-toxcore/' changes from 640e6cace..e58eb27a8

e58eb27a8 fix(toxav): remove extra copy of video frame on encode Tested and works, but there might be alignment issues and other stuff.
206ea3530 refactor: Explicitly pass dependencies to constructors.
7cefa93cf fix(toxencryptsave): Wipe salt and passkey after usage.
7c3be2342 refactor: Add file/line to tox-bootstrapd logging.
f84e8cdce refactor: Move loglogdata out of network.c.
390f7db06 refactor: Move random and memory OS-specifics to `os_*` files.
REVERT: 640e6cace fix(toxav): remove extra copy of video frame on encode Tested and works, but there might be alignment issues and other stuff.

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: e58eb27a84f9fa0cd996868e079f39e90a5c04b6

toxcore/tox_memory.c

@@ -0,0 +1,60 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later
+ * Copyright © 2016-2025 The TokTok team.
+ * Copyright © 2013 Tox project.
+ */
+#include "tox_memory.h"
+
+#include <string.h>
+
+#include "ccompat.h"
+#include "tox_memory_impl.h"  // IWYU pragma: keep
+
+Tox_Memory *tox_memory_new(const Tox_Memory_Funcs *funcs, void *user_data)
+{
+    const Tox_Memory bootstrap = {funcs, user_data};
+
+    Tox_Memory *mem = (Tox_Memory *)tox_memory_alloc(&bootstrap, sizeof(Tox_Memory));
+
+    if (mem == nullptr) {
+        return nullptr;
+    }
+
+    *mem = bootstrap;
+
+    return mem;
+}
+
+void tox_memory_free(Tox_Memory *mem)
+{
+    if (mem == nullptr) {
+        return;
+    }
+
+    tox_memory_dealloc(mem, mem);
+}
+
+void *tox_memory_malloc(const Tox_Memory *mem, uint32_t size)
+{
+    void *const ptr = mem->funcs->malloc_callback(mem->user_data, size);
+    return ptr;
+}
+
+void *tox_memory_alloc(const Tox_Memory *mem, uint32_t size)
+{
+    void *const ptr = tox_memory_malloc(mem, size);
+    if (ptr != nullptr) {
+        memset(ptr, 0, size);
+    }
+    return ptr;
+}
+
+void *tox_memory_realloc(const Tox_Memory *mem, void *ptr, uint32_t size)
+{
+    void *const new_ptr = mem->funcs->realloc_callback(mem->user_data, ptr, size);
+    return new_ptr;
+}
+
+void tox_memory_dealloc(const Tox_Memory *mem, void *ptr)
+{
+    mem->funcs->dealloc_callback(mem->user_data, ptr);
+}