Files
osc2025/kernel/include/initrd.h
2025-03-21 03:39:25 +08:00

56 lines
1.1 KiB
C

#pragma once
#include <stddef.h>
#include <dtb.h>
#include <vector.h>
typedef struct {
char c_magic[6];
char c_ino[8];
char c_mode[8];
char c_uid[8];
char c_gid[8];
char c_nlink[8];
char c_mtime[8];
char c_filesize[8];
char c_devmajor[8];
char c_devminor[8];
char c_rdevmajor[8];
char c_rdevminor[8];
char c_namesize[8];
char c_check[8];
}__attribute__((packed)) cpio_newc_header_t;
typedef struct file_node {
struct file_node *l, *r;
int rand;
int node_size;
int ino;
int mode;
int uid;
int gid;
int nlink;
int mtime;
int filesize;
int devmajor;
int devminor;
int rdevmajor;
int rdevminor;
int namesize;
char *filename;
uint8_t *filecontent;
} file_node_t;
typedef void (*initrd_callback_func_t)(file_node_t *);
file_node_t *initrd_init(void);
void initrd_fdt_callback(const vector_t *props);
file_node_t *initrd_get(file_node_t *root, const char *filename);
void initrd_traverse(file_node_t *tr, initrd_callback_func_t func);
extern fdt_callback_t initrd_dtb_cb;
extern void *initrd_start;
extern void *initrd_end;