/* $Id: version.h $ */ /** @file * IPRT - Linux kernel version. */ /* * Copyright (C) 2006-2023 Oracle and/or its affiliates. * * This file is part of VirtualBox base platform packages, as * available from https://www.virtualbox.org. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation, in version 3 of the * License. * * This program 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 * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, see . * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included * in the VirtualBox distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. * * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 */ #ifndef IPRT_INCLUDED_linux_version_h #define IPRT_INCLUDED_linux_version_h #ifndef RT_WITHOUT_PRAGMA_ONCE # pragma once #endif #include /* We need utsrelease.h in order to detect Ubuntu kernel, * i.e. check if UTS_UBUNTU_RELEASE_ABI is defined. Support kernels * starting from Ubuntu 14.04 Trusty which is based on upstream * kernel 3.13.x. */ #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,13,0)) # include # include #endif /** @def RTLNX_VER_MIN * Evaluates to true if the linux kernel version is equal or higher to the * one specfied. */ #define RTLNX_VER_MIN(a_Major, a_Minor, a_Patch) \ (LINUX_VERSION_CODE >= KERNEL_VERSION(a_Major, a_Minor, a_Patch)) /** @def RTLNX_VER_MAX * Evaluates to true if the linux kernel version is less to the one specfied * (exclusive). */ #define RTLNX_VER_MAX(a_Major, a_Minor, a_Patch) \ (LINUX_VERSION_CODE < KERNEL_VERSION(a_Major, a_Minor, a_Patch)) /** @def RTLNX_VER_RANGE * Evaluates to true if the linux kernel version is equal or higher to the given * minimum version and less (but not equal) to the maximum version (exclusive). */ #define RTLNX_VER_RANGE(a_MajorMin, a_MinorMin, a_PatchMin, a_MajorMax, a_MinorMax, a_PatchMax) \ ( LINUX_VERSION_CODE >= KERNEL_VERSION(a_MajorMin, a_MinorMin, a_PatchMin) \ && LINUX_VERSION_CODE < KERNEL_VERSION(a_MajorMax, a_MinorMax, a_PatchMax) ) /** @def RTLNX_RHEL_MIN * Require a minium RedHat release. * @param a_iMajor The major release number (RHEL_MAJOR). * @param a_iMinor The minor release number (RHEL_MINOR). * @sa RTLNX_RHEL_MAX, RTLNX_RHEL_RANGE, RTLNX_RHEL_MAJ_PREREQ */ #if defined(RHEL_MAJOR) && defined(RHEL_MINOR) # define RTLNX_RHEL_MIN(a_iMajor, a_iMinor) \ ((RHEL_MAJOR) > (a_iMajor) || ((RHEL_MAJOR) == (a_iMajor) && (RHEL_MINOR) >= (a_iMinor))) #else # define RTLNX_RHEL_MIN(a_iMajor, a_iMinor) (0) #endif /** @def RTLNX_RHEL_MAX * Require a maximum RedHat release, true for all RHEL versions below it. * @param a_iMajor The major release number (RHEL_MAJOR). * @param a_iMinor The minor release number (RHEL_MINOR). * @sa RTLNX_RHEL_MIN, RTLNX_RHEL_RANGE, RTLNX_RHEL_MAJ_PREREQ */ #if defined(RHEL_MAJOR) && defined(RHEL_MINOR) # define RTLNX_RHEL_MAX(a_iMajor, a_iMinor) \ ((RHEL_MAJOR) < (a_iMajor) || ((RHEL_MAJOR) == (a_iMajor) && (RHEL_MINOR) < (a_iMinor))) #else # define RTLNX_RHEL_MAX(a_iMajor, a_iMinor) (0) #endif /** @def RTLNX_RHEL_RANGE * Check that it's a RedHat kernel in the given version range. * The max version is exclusive, the minimum inclusive. * @sa RTLNX_RHEL_MIN, RTLNX_RHEL_MAX, RTLNX_RHEL_MAJ_PREREQ */ #if defined(RHEL_MAJOR) && defined(RHEL_MINOR) # define RTLNX_RHEL_RANGE(a_iMajorMin, a_iMinorMin, a_iMajorMax, a_iMinorMax) \ (RTLNX_RHEL_MIN(a_iMajorMin, a_iMinorMin) && RTLNX_RHEL_MAX(a_iMajorMax, a_iMinorMax)) #else # define RTLNX_RHEL_RANGE(a_iMajorMin, a_iMinorMin, a_iMajorMax, a_iMinorMax) (0) #endif /** @def RTLNX_RHEL_MAJ_PREREQ * Require a minimum minor release number for the given RedHat release. * @param a_iMajor RHEL_MAJOR must _equal_ this. * @param a_iMinor RHEL_MINOR must be greater or equal to this. * @sa RTLNX_RHEL_MIN, RTLNX_RHEL_MAX */ #if defined(RHEL_MAJOR) && defined(RHEL_MINOR) # define RTLNX_RHEL_MAJ_PREREQ(a_iMajor, a_iMinor) ((RHEL_MAJOR) == (a_iMajor) && (RHEL_MINOR) >= (a_iMinor)) #else # define RTLNX_RHEL_MAJ_PREREQ(a_iMajor, a_iMinor) (0) #endif /** @def RTLNX_SUSE_MAJ_PREREQ * Require a minimum minor release number for the given SUSE release. * @param a_iMajor CONFIG_SUSE_VERSION must _equal_ this. * @param a_iMinor CONFIG_SUSE_PATCHLEVEL must be greater or equal to this. */ #if defined(CONFIG_SUSE_VERSION) && defined(CONFIG_SUSE_PATCHLEVEL) # define RTLNX_SUSE_MAJ_PREREQ(a_iMajor, a_iMinor) ((CONFIG_SUSE_VERSION) == (a_iMajor) && (CONFIG_SUSE_PATCHLEVEL) >= (a_iMinor)) #else # define RTLNX_SUSE_MAJ_PREREQ(a_iMajor, a_iMinor) (0) #endif #if defined(UTS_UBUNTU_RELEASE_ABI) || defined(DOXYGEN_RUNNING) /** Hack to make the UTS_UBUNTU_RELEASE_ABI palatable by the C preprocesor. * * While the Ubuntu kernel ABI version looks like a decimal number, some * kernels has a leading zero (e.g. 050818) that makes the preprocessor think * it's an octal number. To work around that, we turn it into an hexadecimal * number by prefixing it with '0x'. */ # define RTLNX_UBUNTU_ABI(a_iAbi) (RT_CONCAT(0x,a_iAbi)) /** @def RTLNX_UBUNTU_ABI_MIN * Require Ubuntu release ABI to be equal or newer than specified version. * * The kernel version should exactly match the specified @a a_iMajor, @a * a_iMinor and @a a_iPatch. The @a a_iAbi number should be equal to or greater * than the current ABI version. * * @param a_iMajor The major kernel version number. * @param a_iMinor The minor kernel version number. * @param a_iPatch The kernel patch level. * @param a_iAbi Ubuntu kernel ABI version number (inclusive). */ # define RTLNX_UBUNTU_ABI_MIN(a_iMajor, a_iMinor, a_iPatch, a_iAbi) \ ( KERNEL_VERSION(a_iMajor, a_iMinor, a_iPatch) == LINUX_VERSION_CODE \ && RTLNX_UBUNTU_ABI(UTS_UBUNTU_RELEASE_ABI) >= RTLNX_UBUNTU_ABI(a_iAbi)) /** @def RTLNX_UBUNTU_ABI_MAX * Require Ubuntu release ABI to be older than specified version. * * The kernel version should exactly match the specified @a a_iMajor, @a * a_iMinor and @a a_iPatch. The @a a_iAbi number should be less than the * current ABI version. * * @param a_iMajor The major kernel version number. * @param a_iMinor The minor kernel version number. * @param a_iPatch The kernel patch level. * @param a_iAbi Ubuntu kernel ABI version number (exclusive). */ # define RTLNX_UBUNTU_ABI_MAX(a_iMajor, a_iMinor, a_iPatch, a_iAbi) \ ( KERNEL_VERSION(a_iMajor, a_iMinor, a_iPatch) == LINUX_VERSION_CODE \ && RTLNX_UBUNTU_ABI(UTS_UBUNTU_RELEASE_ABI) < RTLNX_UBUNTU_ABI(a_iAbi)) /** @def RTLNX_UBUNTU_ABI_RANGE * Require Ubuntu release ABI to be in specified range. * * The kernel version should exactly match the specified @a a_iMajor, @a * a_iMinor and @a a_iPatch. The numbers @a a_iAbiMin and @a a_iAbiMax specify * ABI versions range. The max ABI version is exclusive, the minimum inclusive. * * @param a_iMajor The major kernel version number. * @param a_iMinor The minor kernel version number. * @param a_iPatch The kernel patch level. * @param a_iAbiMin The minimum Ubuntu kernel ABI version number (inclusive). * @param a_iAbiMax The maximum Ubuntu kernel ABI version number (exclusive). */ # define RTLNX_UBUNTU_ABI_RANGE(a_iMajor, a_iMinor, a_iPatch, a_iAbiMin, a_iAbiMax) \ ( RTLNX_UBUNTU_ABI_MIN(a_iMajor, a_iMinor, a_iPatch, a_iAbiMin) \ && RTLNX_UBUNTU_ABI_MAX(a_iMajor, a_iMinor, a_iPatch, a_iAbiMax)) #else /* !UTS_UBUNTU_RELEASE_ABI */ # define RTLNX_UBUNTU_ABI_MIN(a_iMajor, a_iMinor, a_iPatch, a_iAbi) (0) # define RTLNX_UBUNTU_ABI_MAX(a_iMajor, a_iMinor, a_iPatch, a_iAbi) (0) # define RTLNX_UBUNTU_ABI_RANGE(a_iMajorMin, a_iMinorMin, a_iPatchMin, a_iAbiMin, a_iAbiMax) (0) #endif /* !UTS_UBUNTU_RELEASE_ABI */ #endif /* !IPRT_INCLUDED_linux_version_h */