1 #ifndef __XZ_CONFIG_H__ 2 #define __XZ_CONFIG_H__ 3 4 /* 5 * most of this is copied from lib/xz/xz_private.h, we can't use their defines 6 * since the boot wrapper is not built in the same environment as the rest of 7 * the kernel. 8 */ 9 10 #include "types.h" 11 #include "swab.h" 12 13 static inline uint32_t swab32p(void *p) 14 { 15 uint32_t *q = p; 16 17 return swab32(*q); 18 } 19 20 #ifdef __LITTLE_ENDIAN__ 21 #define get_le32(p) (*((uint32_t *) (p))) 22 #else 23 #define get_le32(p) swab32p(p) 24 #endif 25 26 #define memeq(a, b, size) (memcmp(a, b, size) == 0) 27 #define memzero(buf, size) memset(buf, 0, size) 28 29 /* prevent the inclusion of the xz-preboot MM headers */ 30 #define DECOMPR_MM_H 31 #define memmove memmove 32 #define XZ_EXTERN static 33 34 /* xz.h needs to be included directly since we need enum xz_mode */ 35 #include "../../../include/linux/xz.h" 36 37 #undef XZ_EXTERN 38 39 #endif 40