Magisk/native/jni/magiskboot/cpio.h

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#ifndef _CPIO_H_
#define _CPIO_H_
#include <stdint.h>
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#include "array.h"
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#include "CharArray.h"
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struct cpio_newc_header {
char magic[6];
char ino[8];
char mode[8];
char uid[8];
char gid[8];
char nlink[8];
char mtime[8];
char filesize[8];
char devmajor[8];
char devminor[8];
char rdevmajor[8];
char rdevminor[8];
char namesize[8];
char check[8];
} __attribute__((packed));
struct cpio_entry {
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// uint32_t ino;
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uint32_t mode = 0;
uint32_t uid = 0;
uint32_t gid = 0;
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// uint32_t nlink;
// uint32_t mtime;
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uint32_t filesize = 0;
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// uint32_t devmajor;
// uint32_t devminor;
// uint32_t rdevmajor;
// uint32_t rdevminor;
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// uint32_t namesize;
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// uint32_t check;
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// char *filename = nullptr;
CharArray filename;
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void *data = nullptr;
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cpio_entry() {}
cpio_entry(int fd, cpio_newc_header &header);
~cpio_entry();
};
class cpio {
public:
cpio(const char *filename);
~cpio();
void dump(const char *file);
int find(const char *name);
void insert(cpio_entry *e);
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void rm(const char *name, bool r = false);
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void makedir(mode_t mode, const char *name);
void ln(const char *target, const char *name);
void add(mode_t mode, const char *name, const char *file);
void insert(Array<cpio_entry *> &arr);
bool mv(const char *from, const char *to);
void extract();
bool extract(const char *name, const char *file);
void sort();
protected:
Array<cpio_entry *> arr;
};
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#endif