libtox update

1 files changed, 89 insertions, 0 deletions

diff --git a/protocols/Tox/libtox/src/toxcore/mem.c b/protocols/Tox/libtox/src/toxcore/mem.c
new file mode 100644
index 0000000000..bddc335b82
--- /dev/null
+++ b/protocols/Tox/libtox/src/toxcore/mem.c
@@ -0,0 +1,89 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later
+ * Copyright © 2016-2018 The TokTok team.
+ * Copyright © 2013 Tox project.
+ */
+
+#include "mem.h"
+
+#include <stdlib.h>
+
+#include "attributes.h"
+#include "ccompat.h"
+
+nullable(1)
+static void *sys_malloc(void *obj, uint32_t size)
+{
+    return malloc(size);
+}
+
+nullable(1)
+static void *sys_calloc(void *obj, uint32_t nmemb, uint32_t size)
+{
+    return calloc(nmemb, size);
+}
+
+nullable(1, 2)
+static void *sys_realloc(void *obj, void *ptr, uint32_t size)
+{
+    return realloc(ptr, size);
+}
+
+nullable(1, 2)
+static void sys_free(void *obj, void *ptr)
+{
+    free(ptr);
+}
+
+static const Memory_Funcs os_memory_funcs = {
+    sys_malloc,
+    sys_calloc,
+    sys_realloc,
+    sys_free,
+};
+static const Memory os_memory_obj = {&os_memory_funcs};
+
+const Memory *os_memory(void)
+{
+    return &os_memory_obj;
+}
+
+void *mem_balloc(const Memory *mem, uint32_t size)
+{
+    void *const ptr = mem->funcs->malloc(mem->obj, size);
+    return ptr;
+}
+
+void *mem_alloc(const Memory *mem, uint32_t size)
+{
+    void *const ptr = mem->funcs->calloc(mem->obj, 1, size);
+    return ptr;
+}
+
+void *mem_valloc(const Memory *mem, uint32_t nmemb, uint32_t size)
+{
+    const uint32_t bytes = nmemb * size;
+
+    if (size != 0 && bytes / size != nmemb) {
+        return nullptr;
+    }
+
+    void *const ptr = mem->funcs->calloc(mem->obj, nmemb, size);
+    return ptr;
+}
+
+void *mem_vrealloc(const Memory *mem, void *ptr, uint32_t nmemb, uint32_t size)
+{
+    const uint32_t bytes = nmemb * size;
+
+    if (size != 0 && bytes / size != nmemb) {
+        return nullptr;
+    }
+
+    void *const new_ptr = mem->funcs->realloc(mem->obj, ptr, bytes);
+    return new_ptr;
+}
+
+void mem_delete(const Memory *mem, void *ptr)
+{
+    mem->funcs->free(mem->obj, ptr);
+}