macros.h
来自「嵌入式系统设计与实例开发实验教材二源码 多线程应用程序设计 串行端口程序设计」· C头文件 代码 · 共 44 行
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44 行
/* * macros.h * * Copyright (C) 1995 Martin von L鰓is * Copyright (C) 1996 R間is Duchesne * Copyright (c) 2001 Anton Altaparmakov */#include <linux/ntfs_fs_i.h>#include <linux/fs.h>#include <asm/page.h>#define NTFS_FD(vol) ((vol)->u.fd)#define NTFS_SB(vol) ((struct super_block*)(vol)->sb)#define NTFS_SB2VOL(sb) (&(sb)->u.ntfs_sb)#define NTFS_INO2VOL(ino) (&((ino)->i_sb->u.ntfs_sb))#define NTFS_LINO2NINO(ino) ((struct ntfs_inode_info*)(&((ino)->u.ntfs_i)))static inline struct inode *VFS_I(struct ntfs_inode_info *ntfs_ino){ struct inode *i = (struct inode*)((char*)ntfs_ino - ((char*)&(((struct inode*)NULL)->u.ntfs_i) - (char*)NULL));#ifdef DEBUG if ((char*)NTFS_LINO2NINO(i) != (char*)ntfs_ino) BUG();#endif return i;}#define IS_MAGIC(a,b) (*(int*)(a) == *(int*)(b))#define IS_MFT_RECORD(a) IS_MAGIC((a),"FILE")#define IS_INDEX_RECORD(a) IS_MAGIC((a),"INDX")/* 'NTFS' in little endian */#define NTFS_SUPER_MAGIC 0x5346544E#define NTFS_AFLAG_RO 1#define NTFS_AFLAG_HIDDEN 2#define NTFS_AFLAG_SYSTEM 4#define NTFS_AFLAG_ARCHIVE 20#define NTFS_AFLAG_COMPRESSED 0x800#define NTFS_AFLAG_DIR 0x10000000
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