libseccomp/tools/util.h

   1 /**
   2  * Tool utility functions
   3  *
   4  * Copyright (c) 2014 Red Hat <pmoore@redhat.com>
   5  * Author: Paul Moore <paul@paul-moore.com>
   6  */
   7
   8 /*
   9  * This library is free software; you can redistribute it and/or modify it
  10  * under the terms of version 2.1 of the GNU Lesser General Public License as
  11  * published by the Free Software Foundation.
  12  *
  13  * This library is distributed in the hope that it will be useful, but WITHOUT
  14  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
  16  * for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public License
  19  * along with this library; if not, see <http://www.gnu.org/licenses>.
  20  */
  21
  22 #ifndef _UTIL_H
  23 #define _UTIL_H
  24
  25 #include <elf.h>
  26 #include <inttypes.h>
  27 #include <linux/audit.h>
  28
  29 /**
  30  * The ARM architecture tokens
  31  */
  32 /* AArch64 support for audit was merged in 3.17-rc1 */
  33 #ifndef AUDIT_ARCH_AARCH64
  34 #ifndef EM_AARCH64
  35 #define EM_AARCH64              183
  36 #endif /* EM_AARCH64 */
  37 #define AUDIT_ARCH_AARCH64      (EM_AARCH64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
  38 #endif /* AUDIT_ARCH_AARCH64 */
  39
  40 /**
  41  * The MIPS architecture tokens
  42  */
  43 #ifndef __AUDIT_ARCH_CONVENTION_MIPS64_N32
  44 #define __AUDIT_ARCH_CONVENTION_MIPS64_N32      0x20000000
  45 #endif
  46 #ifndef EM_MIPS
  47 #define EM_MIPS                 8
  48 #endif
  49 #ifndef AUDIT_ARCH_MIPS
  50 #define AUDIT_ARCH_MIPS         (EM_MIPS)
  51 #endif
  52 #ifndef AUDIT_ARCH_MIPS64
  53 #define AUDIT_ARCH_MIPS64       (EM_MIPS|__AUDIT_ARCH_64BIT)
  54 #endif
  55 /* MIPS64N32 support was merged in 3.15 */
  56 #ifndef AUDIT_ARCH_MIPS64N32
  57 #define AUDIT_ARCH_MIPS64N32    (EM_MIPS|__AUDIT_ARCH_64BIT|\
  58                                  __AUDIT_ARCH_CONVENTION_MIPS64_N32)
  59 #endif
  60 /* MIPSEL64N32 support was merged in 3.15 */
  61 #ifndef AUDIT_ARCH_MIPSEL64N32
  62 #define AUDIT_ARCH_MIPSEL64N32  (EM_MIPS|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE|\
  63                                  __AUDIT_ARCH_CONVENTION_MIPS64_N32)
  64 #endif
  65
  66 #ifndef AUDIT_ARCH_AARCH64
  67 /* AArch64 support for audit was merged in 3.17-rc1 */
  68 #define AUDIT_ARCH_AARCH64      (EM_AARCH64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
  69 #endif
  70
  71 #ifndef AUDIT_ARCH_PPC64LE
  72 #define AUDIT_ARCH_PPC64LE      (EM_PPC64|__AUDIT_ARCH_64BIT|__AUDIT_ARCH_LE)
  73 #endif
  74
  75 extern uint32_t arch;
  76
  77 uint16_t ttoh16(uint32_t arch, uint16_t val);
  78 uint32_t ttoh32(uint32_t arch, uint32_t val);
  79
  80 uint32_t htot32(uint32_t arch, uint32_t val);
  81 uint64_t htot64(uint32_t arch, uint64_t val);
  82
  83 #endif