Imported Upstream version 16.04

[deb_dpdk.git] / lib / librte_eal / common / include / rte_warnings.h

diff --git a/lib/librte_eal/common/include/rte_warnings.h b/lib/librte_eal/common/include/rte_warnings.h
new file mode 100644 (file)
index 0000000..54b545c
--- /dev/null
+++ b/lib/librte_eal/common/include/rte_warnings.h
@@ -0,0 +1,84 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of Intel Corporation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/**
+ * @file
+ * Definitions of warnings for use of various insecure functions
+ */
+
+#ifndef _RTE_WARNINGS_H_
+#define _RTE_WARNINGS_H_
+
+#ifdef RTE_INSECURE_FUNCTION_WARNING
+
+/* we need to include all used standard header files so that they appear
+ * _before_ we poison the function names.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <errno.h>
+#ifdef RTE_EXEC_ENV_LINUXAPP
+#include <dirent.h>
+#endif
+
+/* the following function are deemed not fully secure for use e.g. they
+ * do not always null-terminate arguments */
+#pragma GCC poison sprintf strtok snprintf vsnprintf
+#pragma GCC poison strlen strcpy strcat
+#pragma GCC poison sscanf
+
+/* other unsafe functions may be implemented as macros so just undef them */
+#ifdef strsep
+#undef strsep
+#else
+#pragma GCC poison strsep
+#endif
+
+#ifdef strncpy
+#undef strncpy
+#else
+#pragma GCC poison strncpy
+#endif
+
+#ifdef strncat
+#undef strncat
+#else
+#pragma GCC poison strncat
+#endif
+
+#endif
+
+#endif /* RTE_WARNINGS_H */