UnknownSec Bypass 403

: /proc/1604/root/usr/src/linux-headers-4.4.0-210/arch/parisc/include/uapi/asm/ [ drwxr-xr-x ]
name : swab.h #ifndef _PARISC_SWAB_H #define _PARISC_SWAB_H #include <asm/bitsperlong.h> #include <linux/types.h> #include <linux/compiler.h> #define __SWAB_64_THRU_32__ static inline __attribute_const__ __u16 __arch_swab16(__u16 x) { __asm__("dep %0, 15, 8, %0\n\t" /* deposit 00ab -> 0bab */ "shd %%r0, %0, 8, %0" /* shift 000000ab -> 00ba */ : "=r" (x) : "0" (x)); return x; } #define __arch_swab16 __arch_swab16 static inline __attribute_const__ __u32 __arch_swab24(__u32 x) { __asm__("shd %0, %0, 8, %0\n\t" /* shift xabcxabc -> cxab */ "dep %0, 15, 8, %0\n\t" /* deposit cxab -> cbab */ "shd %%r0, %0, 8, %0" /* shift 0000cbab -> 0cba */ : "=r" (x) : "0" (x)); return x; } static inline __attribute_const__ __u32 __arch_swab32(__u32 x) { unsigned int temp; __asm__("shd %0, %0, 16, %1\n\t" /* shift abcdabcd -> cdab */ "dep %1, 15, 8, %1\n\t" /* deposit cdab -> cbab */ "shd %0, %1, 8, %0" /* shift abcdcbab -> dcba */ : "=r" (x), "=&r" (temp) : "0" (x)); return x; } #define __arch_swab32 __arch_swab32 #if __BITS_PER_LONG > 32 /* ** From "PA-RISC 2.0 Architecture", HP Professional Books. ** See Appendix I page 8 , "Endian Byte Swapping". ** ** Pretty cool algorithm: (* == zero'd bits) ** PERMH 01234567 -> 67452301 into %0 ** HSHL 67452301 -> 7*5*3*1* into %1 ** HSHR 67452301 -> *6*4*2*0 into %0 ** OR %0 | %1 -> 76543210 into %0 (all done!) */ static inline __attribute_const__ __u64 __arch_swab64(__u64 x) { __u64 temp; __asm__("permh,3210 %0, %0\n\t" "hshl %0, 8, %1\n\t" "hshr,u %0, 8, %0\n\t" "or %1, %0, %0" : "=r" (x), "=&r" (temp) : "0" (x)); return x; } #define __arch_swab64 __arch_swab64 #endif /* __BITS_PER_LONG > 32 */ #endif /* _PARISC_SWAB_H */