1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef __ASM_ARM_UNALIGNED_H 20 #define __ASM_ARM_UNALIGNED_H 21 #include <asm/types.h> 22 #define __get_unaligned_2_le(__p) (__p[0] | __p[1] << 8) 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #define __get_unaligned_2_be(__p) (__p[0] << 8 | __p[1]) 25 #define __get_unaligned_4_le(__p) (__p[0] | __p[1] << 8 | __p[2] << 16 | __p[3] << 24) 26 #define __get_unaligned_4_be(__p) (__p[0] << 24 | __p[1] << 16 | __p[2] << 8 | __p[3]) 27 #define __get_unaligned_le(ptr) ({ __typeof__(*(ptr)) __v; __u8 *__p = (__u8 *)(ptr); switch (sizeof(*(ptr))) { case 1: __v = *(ptr); break; case 2: __v = __get_unaligned_2_le(__p); break; case 4: __v = __get_unaligned_4_le(__p); break; case 8: { unsigned int __v1, __v2; __v2 = __get_unaligned_4_le((__p+4)); __v1 = __get_unaligned_4_le(__p); __v = ((unsigned long long)__v2 << 32 | __v1); } break; default: __v = __bug_unaligned_x(__p); break; } __v; }) 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 #define __get_unaligned_be(ptr) ({ __typeof__(*(ptr)) __v; __u8 *__p = (__u8 *)(ptr); switch (sizeof(*(ptr))) { case 1: __v = *(ptr); break; case 2: __v = __get_unaligned_2_be(__p); break; case 4: __v = __get_unaligned_4_be(__p); break; case 8: { unsigned int __v1, __v2; __v2 = __get_unaligned_4_be(__p); __v1 = __get_unaligned_4_be((__p+4)); __v = ((unsigned long long)__v2 << 32 | __v1); } break; default: __v = __bug_unaligned_x(__p); break; } __v; }) 30 #define __put_unaligned_le(val,ptr) ({ switch (sizeof(*(ptr))) { case 1: *(ptr) = (val); break; case 2: __put_unaligned_2_le((val),(__u8 *)(ptr)); break; case 4: __put_unaligned_4_le((val),(__u8 *)(ptr)); break; case 8: __put_unaligned_8_le((val),(__u8 *)(ptr)); break; default: __bug_unaligned_x(ptr); break; } (void) 0; }) 31 #define __put_unaligned_be(val,ptr) ({ switch (sizeof(*(ptr))) { case 1: *(ptr) = (val); break; case 2: __put_unaligned_2_be((val),(__u8 *)(ptr)); break; case 4: __put_unaligned_4_be((val),(__u8 *)(ptr)); break; case 8: __put_unaligned_8_be((val),(__u8 *)(ptr)); break; default: __bug_unaligned_x(ptr); break; } (void) 0; }) 32 #ifndef __ARMEB__ 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #define get_unaligned __get_unaligned_le 35 #define put_unaligned __put_unaligned_le 36 #else 37 #define get_unaligned __get_unaligned_be 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define put_unaligned __put_unaligned_be 40 #endif 41 #endif 42
