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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */#ifndef __LINUX_ROMFS_FS_H#define __LINUX_ROMFS_FS_H
#include <linux/types.h>#include <linux/fs.h>
/* The basic structures of the romfs filesystem */
#define ROMBSIZE BLOCK_SIZE#define ROMBSBITS BLOCK_SIZE_BITS#define ROMBMASK (ROMBSIZE-1)#define ROMFS_MAGIC 0x7275
#define ROMFS_MAXFN 128
#define __mkw(h,l) (((h)&0x00ff)<< 8|((l)&0x00ff))#define __mkl(h,l) (((h)&0xffff)<<16|((l)&0xffff))#define __mk4(a,b,c,d) cpu_to_be32(__mkl(__mkw(a,b),__mkw(c,d)))#define ROMSB_WORD0 __mk4('-','r','o','m')#define ROMSB_WORD1 __mk4('1','f','s','-')
/* On-disk "super block" */
struct romfs_super_block { __be32 word0; __be32 word1; __be32 size; __be32 checksum; char name[]; /* volume name */};
/* On disk inode */
struct romfs_inode { __be32 next; /* low 4 bits see ROMFH_ */ __be32 spec; __be32 size; __be32 checksum; char name[];};
#define ROMFH_TYPE 7#define ROMFH_HRD 0#define ROMFH_DIR 1#define ROMFH_REG 2#define ROMFH_SYM 3#define ROMFH_BLK 4#define ROMFH_CHR 5#define ROMFH_SCK 6#define ROMFH_FIF 7#define ROMFH_EXEC 8
/* Alignment */
#define ROMFH_SIZE 16#define ROMFH_PAD (ROMFH_SIZE-1)#define ROMFH_MASK (~ROMFH_PAD)
#endif