86 lines
2.1 KiB
C
86 lines
2.1 KiB
C
/*
|
|
* Copyright (c) 2020 Institute of Parallel And Distributed Systems (IPADS), Shanghai Jiao Tong University (SJTU)
|
|
* OS-Lab-2020 (i.e., ChCore) is licensed under the Mulan PSL v1.
|
|
* You can use this software according to the terms and conditions of the Mulan PSL v1.
|
|
* You may obtain a copy of Mulan PSL v1 at:
|
|
* http://license.coscl.org.cn/MulanPSL
|
|
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY OR FIT FOR A PARTICULAR
|
|
* PURPOSE.
|
|
* See the Mulan PSL v1 for more details.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <common/types.h>
|
|
|
|
/* Spec from https://man.openbsd.org/FreeBSD-12.0/cpio.5 */
|
|
|
|
struct cpio_newc_header {
|
|
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];
|
|
};
|
|
|
|
struct cpio_header {
|
|
char c_magic[6];
|
|
u64 c_ino;
|
|
u64 c_mode;
|
|
u64 c_uid;
|
|
u64 c_gid;
|
|
u64 c_nlink;
|
|
u64 c_mtime;
|
|
u64 c_filesize;
|
|
u64 c_devmajor;
|
|
u64 c_devminor;
|
|
u64 c_rdevmajor;
|
|
u64 c_rdevminor;
|
|
u64 c_namesize;
|
|
u64 c_check;
|
|
};
|
|
|
|
#define cpio_fatal(fmt, ...) do { \
|
|
fprintf(stderr, "CPIO tool fatal error: " fmt, ##__VA_ARGS__); \
|
|
exit(-1); \
|
|
} while (0)
|
|
|
|
#define cpio_fatal_e(fmt, ...) do { \
|
|
fprintf(stderr, "CPIO tool fatal error (%s): " fmt, \
|
|
strerror(errno), ##__VA_ARGS__); \
|
|
exit(-1); \
|
|
} while (0)
|
|
|
|
#define ALIGN4_UP(x) ((((u64)x) & (~3llu)) + ((!!(((u64)x) & 3)) << 2))
|
|
|
|
struct cpio_file {
|
|
struct cpio_header header;
|
|
const char *name;
|
|
const char *data;
|
|
struct cpio_file *next;
|
|
};
|
|
|
|
struct {
|
|
struct cpio_file head;
|
|
struct cpio_file *tail;
|
|
} g_files;
|
|
|
|
void cpio_init_g_files(void);
|
|
int cpio_extract_file(const void *addr, const char *dirat);
|
|
void cpio_extract(const void *addr, const char *dirat);
|
|
void *cpio_extract_single(const void *addr, const char *target,
|
|
void *(*cpio_single_file_filler) (const void *start,
|
|
size_t size,
|
|
void *data),
|
|
void *data);
|