From 81749f1fe87e489c4e2e7408a0fae9370c3810b3 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 15 Apr 2024 19:09:30 +0200 Subject: Adding upstream version 2.5.5. Signed-off-by: Daniel Baumann --- src/helper.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 src/helper.c (limited to 'src/helper.c') diff --git a/src/helper.c b/src/helper.c new file mode 100644 index 0000000..c746749 --- /dev/null +++ b/src/helper.c @@ -0,0 +1,49 @@ +/** + * Helper functions for libseccomp + * + * Copyright (c) 2017 Red Hat + * Author: Paul Moore + */ + +/* + * This library is free software; you can redistribute it and/or modify it + * under the terms of version 2.1 of the GNU Lesser General Public License as + * published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License + * for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this library; if not, see . + */ + +#include +#include + +#include "helper.h" + +/** + * Allocate memory + * @param size the size of the buffer to allocate + * + * This function allocates a buffer of the given size, initializes it to zero, + * and returns a pointer to buffer on success. NULL is returned on failure. + * + */ +void *zmalloc(size_t size) +{ + void *ptr; + + /* NOTE: unlike malloc() zero size allocations always return NULL */ + if (size == 0) + return NULL; + + ptr = malloc(size); + if (!ptr) + return NULL; + memset(ptr, 0, size); + + return ptr; +} -- cgit v1.2.3