From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by mx.groups.io with SMTP id smtpd.web10.7751.1573538148289784881 for ; Mon, 11 Nov 2019 21:55:48 -0800 Authentication-Results: mx.groups.io; dkim=missing; spf=pass (domain: intel.com, ip: 134.134.136.100, mailfrom: jian.j.wang@intel.com) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Nov 2019 21:55:47 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.68,295,1569308400"; d="scan'208";a="404135428" Received: from shwdeopenpsi777.ccr.corp.intel.com ([10.239.158.59]) by fmsmga005.fm.intel.com with ESMTP; 11 Nov 2019 21:55:46 -0800 From: "Wang, Jian J" To: devel@edk2.groups.io Cc: Jiewen Yao , Chao Zhang , Michael D Kinney , Liming Gao , Laszlo Ersek , Ard Biesheuvel , Ray Ni Subject: [PATCH] SecurityPkg/RngLibNull: add null version of RngLib Date: Tue, 12 Nov 2019 13:55:45 +0800 Message-Id: <20191112055545.3948-1-jian.j.wang@intel.com> X-Mailer: git-send-email 2.17.1.windows.2 This is null version of RngLib which is used for those platforms or components which don't need random number. Ref: https://bugzilla.tianocore.org/show_bug.cgi?id=1871 Cc: Jiewen Yao Cc: Chao Zhang Cc: Michael D Kinney Cc: Liming Gao Cc: Laszlo Ersek Cc: Ard Biesheuvel Cc: Ray Ni Signed-off-by: Jian J Wang --- .../RngLibNull/RngLibNull.c | 95 +++++++++++++++++++ .../RngLibNull/RngLibNull.inf | 31 ++++++ .../RngLibNull/RngLibNull.uni | 14 +++ 3 files changed, 140 insertions(+) create mode 100644 SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.c create mode 100644 SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.inf create mode 100644 SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.uni diff --git a/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.c b/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.c new file mode 100644 index 0000000000..13677abc84 --- /dev/null +++ b/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.c @@ -0,0 +1,95 @@ +/** @file + Null version of Random number generator services. + +Copyright (c) 2019, Intel Corporation. All rights reserved.
+SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#include +#include +#include + +/** + Generates a 16-bit random number. + + if Rand is NULL, then ASSERT(). + + @param[out] Rand Buffer pointer to store the 16-bit random value. + + @retval TRUE Random number generated successfully. + @retval FALSE Failed to generate the random number. + +**/ +BOOLEAN +EFIAPI +GetRandomNumber16 ( + OUT UINT16 *Rand + ) +{ + ASSERT (FALSE); + return FALSE; +} + +/** + Generates a 32-bit random number. + + if Rand is NULL, then ASSERT(). + + @param[out] Rand Buffer pointer to store the 32-bit random value. + + @retval TRUE Random number generated successfully. + @retval FALSE Failed to generate the random number. + +**/ +BOOLEAN +EFIAPI +GetRandomNumber32 ( + OUT UINT32 *Rand + ) +{ + ASSERT (FALSE); + return FALSE; +} + +/** + Generates a 64-bit random number. + + if Rand is NULL, then ASSERT(). + + @param[out] Rand Buffer pointer to store the 64-bit random value. + + @retval TRUE Random number generated successfully. + @retval FALSE Failed to generate the random number. + +**/ +BOOLEAN +EFIAPI +GetRandomNumber64 ( + OUT UINT64 *Rand + ) +{ + ASSERT (FALSE); + return FALSE; +} + +/** + Generates a 128-bit random number. + + if Rand is NULL, then ASSERT(). + + @param[out] Rand Buffer pointer to store the 128-bit random value. + + @retval TRUE Random number generated successfully. + @retval FALSE Failed to generate the random number. + +**/ +BOOLEAN +EFIAPI +GetRandomNumber128 ( + OUT UINT64 *Rand + ) +{ + ASSERT (FALSE); + return FALSE; +} diff --git a/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.inf b/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.inf new file mode 100644 index 0000000000..f6494cdb82 --- /dev/null +++ b/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.inf @@ -0,0 +1,31 @@ +## @file +# Null instance of RNG (Random Number Generator) Library. +# +# Copyright (c) 2019, Intel Corporation. All rights reserved.
+# +# SPDX-License-Identifier: BSD-2-Clause-Patent +# +## + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = RngLibNull + MODULE_UNI_FILE = RngLibNull.uni + FILE_GUID = CD8991F8-2061-4084-8C9E-9C6F352DC58D + MODULE_TYPE = BASE + VERSION_STRING = 1.0 + LIBRARY_CLASS = RngLib + +# +# VALID_ARCHITECTURES = IA32 X64 ARM AARCH64 +# + +[Sources] + RngLibNull.c + +[Packages] + MdePkg/MdePkg.dec + +[LibraryClasses] + BaseLib + DebugLib diff --git a/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.uni b/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.uni new file mode 100644 index 0000000000..40b2ec3fe1 --- /dev/null +++ b/SecurityPkg/RandomNumberGenerator/RngLibNull/RngLibNull.uni @@ -0,0 +1,14 @@ +// /** @file +// Null Instance of RNG (Random Number Generator) Library. +// +// Copyright (c) 2019, Intel Corporation. All rights reserved.
+// +// SPDX-License-Identifier: BSD-2-Clause-Patent +// +// **/ + + +#string STR_MODULE_ABSTRACT #language en-US "Null Instance of RNG Library" + +#string STR_MODULE_DESCRIPTION #language en-US "Caution: This is a null version of RNG library and SHOULD NOT be used on any product ever." + -- 2.17.1.windows.2