| /* |
| * $Id: jffs2-user.h,v 1.1 2004/05/05 11:57:54 dwmw2 Exp $ |
| * |
| * JFFS2 definitions for use in user space only |
| */ |
| |
| #ifndef __JFFS2_USER_H__ |
| #define __JFFS2_USER_H__ |
| |
| /* This file is blessed for inclusion by userspace */ |
| #include <linux/jffs2.h> |
| #include <endian.h> |
| #include <byteswap.h> |
| |
| #undef cpu_to_je16 |
| #undef cpu_to_je32 |
| #undef cpu_to_jemode |
| #undef je16_to_cpu |
| #undef je32_to_cpu |
| #undef jemode_to_cpu |
| |
| extern int target_endian; |
| |
| #define t16(x) ({ uint16_t __b = (x); (target_endian==__BYTE_ORDER)?__b:bswap_16(__b); }) |
| #define t32(x) ({ uint32_t __b = (x); (target_endian==__BYTE_ORDER)?__b:bswap_32(__b); }) |
| |
| #define cpu_to_je16(x) ((jint16_t){t16(x)}) |
| #define cpu_to_je32(x) ((jint32_t){t32(x)}) |
| #define cpu_to_jemode(x) ((jmode_t){t32(x)}) |
| |
| #define je16_to_cpu(x) (t16((x).v16)) |
| #define je32_to_cpu(x) (t32((x).v32)) |
| #define jemode_to_cpu(x) (t32((x).m)) |
| |
| #endif /* __JFFS2_USER_H__ */ |
