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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __XZ_CONFIG_H__ #define __XZ_CONFIG_H__ /* * most of this is copied from lib/xz/xz_private.h, we can't use their defines * since the boot wrapper is not built in the same environment as the rest of * the kernel. */ #include "types.h" #include "swab.h" static inline uint32_t swab32p(void *p) { uint32_t *q = p; return swab32(*q); } #ifdef __LITTLE_ENDIAN__ #define get_le32(p) (*((uint32_t *) (p))) #define cpu_to_be32(x) swab32(x) static inline u32 be32_to_cpup(const u32 *p) { return swab32p((u32 *)p); } #else #define get_le32(p) swab32p(p) #define cpu_to_be32(x) (x) static inline u32 be32_to_cpup(const u32 *p) { return *p; } #endif static inline uint32_t get_unaligned_be32(const void *p) { return be32_to_cpup(p); } static inline void put_unaligned_be32(u32 val, void *p) { *((u32 *)p) = cpu_to_be32(val); } #define memeq(a, b, size) (memcmp(a, b, size) == 0) #define memzero(buf, size) memset(buf, 0, size) /* prevent the inclusion of the xz-preboot MM headers */ #define DECOMPR_MM_H #define memmove memmove /* xz.h needs to be included directly since we need enum xz_mode */ #include "../../../include/linux/xz.h" #endif